Wolfgang Utschick @ TUM

Wolfgang Utschick
@ TUM
Updated on 2014, October 10
References
[1] S. Bazzi, G. Dietl, and W. Utschick. Maximum ratio transmission for massive MIMO: non-asymptotic
analysis with limited CSIR. In Proceedings of the 10th International ITG Conference on Systems,
Communications and Coding, Hamburg, Germany, February 2015.
[2] C. Hellings and W. Utschick. Iterative algorithms for transceiver design in MIMO broadcast channels with improper signaling. In Proceedings of the 10th International ITG Conference on Systems,
Communications and Coding, Hamburg, Germany, February 2015.
[3] D. Neumann, M. Joham, and W. Utschick. CDI precoding for massive MIMO. In Proceedings of
the 10th International ITG Conference on Systems, Communications and Coding, Hamburg, Germany,
February 2015.
[4] M. Riemensberger and W. Utschick. On carrier sense multiple access in coded wireless packet networks.
In Proceedings of the 10th International ITG Conference on Systems, Communications and Coding,
Hamburg, Germany, February 2015.
[5] C. Hellings, L. Gerdes, L. Weiland, and W. Utschick. On optimal Gaussian signaling in MIMO relay
channels with partial decode-and-forward. IEEE Transactions on Signal Processing, 62(12):3153–3164,
June 2014.
[6] M. Riemensberger and W. Utschick. A polymatroid flow model for network coded multicast in wireless
networks. IEEE Transactions on Information Theory, 60(1):443–460, January 2014.
[7] A. Gr¨undinger, M. Joham, and W. Utschick J. P. Gonzalez Coma, L. Castedo. Average sum MSE
minimization in the multi-user downlink with multiple power constraints. In Proceedings of the 48th
Asilomar Conference on Signals, Systems and Computers, Asilomar Conference Grounds, Pacific Grove,
California, USA, November 2014.
[8] C. Hellings and W. Utschick. On carrier-cooperation in parallel Gaussian MIMO relay channels with
partial decode-and-forward. In Proceedings of the 48th Asilomar Conference on Signals, Systems and
Computers, Asilomar Conference Grounds, Pacific Grove, California, USA, November 2014.
[9] C. Lameiro, W. Utschick, and I. Santamaria. Interference-temperature limit for cognitive radio networks
with MIMO primary users. In Proceedings of the 48th Asilomar Conference on Signals, Systems and
Computers, Asilomar Conference Grounds, Pacific Grove, California, USA, November 2014.
[10] A. Gr¨undinger, M. Joham, A. Barthelme, and W. Utschick. Mean square error beamforming in SatCom: uplink-downlink duality with per-feed constraints. In Proceedings of the Eleventh International
Symposium on Wireless Communication Systems, Barcelona, Spain, August 2014.
[11] S. G¨unther, M. Riemensberger, and W. Utschick. Efficient GF arithmetic for linear network coding
using hardware SIMD extensions. In Proceedings of the International Symposium on Network Coding,
Aalborg, Denmark, June 2014.
[12] L. Gerdes, L. Weiland, and W. Utschick. Optimal partial decode-and-forward rates for the Gaussian
MIMO relay channel using the GSVD. In Proceedings of the Fifteenth International Workshop on Signal
Processing Advances in Wireless Communications, Toronto, Canada, June 2014.
[13] D. Neumann, M. Joham, and W. Utschick. Suppression of pilot-contamination in massive MIMO
systems. In Proceedings of the Fifteenth International Workshop on Signal Processing Advances in
Wireless Communications, Toronto, Canada, June 2014.
[14] M. Riemensberger and W. Utschick. Submodular structure and optimal quantization in Gaussian multiple
access relay networks. In Proceedings of the Fifteenth International Workshop on Signal Processing
Advances in Wireless Communications, Toronto, Canada, June 2014.
[15] S. Bazzi, G. Dietl, and W. Utschick. Subspace precoding with limited feedback for the massive MIMO
interference channel. In Proceedings of the Eighth IEEE Sensor Array and Multichannel Signal Processing
Workshop, A Coruna, Spain, June 2014.
[16] D. Neumann, A. Gr¨
undinger, M. Joham, and W. Utschick. On the amount of training in coordinated
massive MIMO systems. In Proceedings of the Eighth IEEE Sensor Array and Multichannel Signal
Processing Workshop, A Coruna, Spain, June 2014.
[17] C. Hellings, L. Weiland, and W. Utschick. Optimality of proper signaling in Gaussian MIMO broadcast
channels with shaping constraints. In Proceedings of the International Conference on Acoustics, Speech,
and Signal Processing, Florence, Italy, May 2014.
[18] A. Krebs, M. Joham, and W. Utschick. An adaptive MMSE-SIC soft detector with error regularization
for iterative MIMO receivers. In Proceedings of the International Conference on Acoustics, Speech, and
Signal Processing, Florence, Italy, May 2014.
[19] C. Lameiro, W. Utschick, and I. Santamaria. Interference shaping constraints for underlay MIMO
interference channels. In Proceedings of the International Conference on Acoustics, Speech, and Signal
Processing, Florence, Italy, May 2014.
[20] L. Gerdes, L. Weiland, M. Riemensberger, and W. Utschick. Optimal partial decode-and-forward rates
for stochastically degraded Gaussian relay channels. In Proceedings of the Conference on Information
Sciences and Systems, Princeton University, USA, March 2014.
[21] H. Brunner, A. Dotzler, W. Utschick, and J.A. Nossek. Intercell interference robustness tradeoff with
loosened covariance shaping. In Proceedings of the International ITG Workshop on Smart Antennas,
Erlangen, Germany, March 2014. Accepted for Publication.
[22] A. Dotzler, C. Dietrich, G. Dietl, and W. Utschick. Fractional reuse for LTE-Advanced MIMO networks.
In Proceedings of the International ITG Workshop on Smart Antennas, Erlangen, Germany, March 2014.
Accepted for Publication.
[23] C. Hellings, S. Herrmann, and W. Utschick. A deterministic initialization for optimizing carriercooperative transmit strategies. In Proceedings of the International ITG Workshop on Smart Antennas,
Erlangen, Germany, March 2014. Accepted for Publication.
[24] C. Lameiro, W. Utschick, and I. Santamaria. Spatial shaping and precoding design for underlay MIMO
interference channels. In Proceedings of the International ITG Workshop on Smart Antennas, Erlangen,
Germany, March 2014. Accepted for Publication.
[25] D. Neumann, A. Gr¨
undinger, M. Joham, and W. Utschick. Pilot coordination for large-scale multicell TDD systems. In Proceedings of the International ITG Workshop on Smart Antennas, Erlangen,
Germany, March 2014. Accepted for Publication.
2
[26] C. Hellings, M. Joham, and W. Utschick. QoS feasibility in MIMO broadcast channels with widely
linear transceivers. IEEE Signal Processing Letters, 20(11):1134–1137, September 2013. Selected for
presentation at ICASSP 2014 in Florence, Italy.
[27] D. Schmidt, C. Shi, R. Berry, M.L. Honig, and W. Utschick. Comparison of distributed beamforming
algorithms for MIMO interference networks. IEEE Transactions on Signal Processing, 61(13):3476–3489,
April 2013.
[28] C. Hellings, S. Herrmann, and W. Utschick. Carrier cooperation can reduce the transmit power in parallel
MIMO broadcast channels with zero-forcing. IEEE Transactions on Signal Processing, 61(12):3021–
3027, March 2013.
[29] L. Gerdes, M. Riemensberger, and W. Utschick. Bounds on the capacity regions of half-duplex Gaussian
MIMO relay channels. EURASIP Journal on Advances in Signal Processing, Special Issue on Advanced
Distributed Wireless Communication Techniques Theory and Practice, 2013.
[30] C. Guthy, W. Utschick, and M. L. Honig. Large system analysis of sum capacity in the Gaussian MIMO
broadcast channel. IEEE Journal on Selected Areas of Communications, 31(2):149–159, February 2013.
[31] S. G¨unther, M. Riemensberger, and W. Utschick. Feedback in coded wireless packet networks. In
Proceedings of the 14th IEEE Symposium on Personal, Indoor and Mobile Radio Communications,
London, U.K., September 2013.
[32] R. Strobel, R. Stolle, and W. Utschick. Wideband modeling of twisted-pair cables for MIMO applications.
In Proceedings of the IEEE Global Telecommunications Conference, Atlanta, Georgia, USA, December
2013.
[33] C. Hellings and W. Utschick. Energy efficiency optimization in the multiantenna downlink with linear
transceivers. In Proceedings of the 14th IEEE Symposium on Personal, Indoor and Mobile Radio
Communications, London, U.K., September 2013.
[34] C. Hellings and W. Utschick. Three kinds of inseparability in parallel MIMO broadcast channels with
linear transceivers. In Proceedings of the Tenth International Symposium on Wireless Communication
Systems, Ilmenau, Germany, August 2013.
[35] A. Gr¨undinger, R. Bethenod, M. Joham, M. Riemensberger, and W. Utschick. Optimal power allocation
for the chance-constrained vector broadcast channel and rank-one channel approximation. In Proceedings
of the Fourteenth International Workshop on Signal Processing Advances in Wireless Communications,
Darmstadt, Germany, June 2013.
[36] C. Hellings and W. Utschick. Energy efficiency optimization in MIMO broadcast channels with fairness
constraints. In Proceedings of the Fourteenth International Workshop on Signal Processing Advances
in Wireless Communications, Darmstadt, Germany, June 2013.
[37] M. Riemensberger and W. Utschick. A Markov model for carrier sense multiple access in coded wireless packet networks. In Proceedings of the Fourteenth International Workshop on Signal Processing
Advances in Wireless Communications, Darmstadt, Germany, June 2013.
[38] L. Weiland, L. Gerdes, and W. Utschick. Partial decode-and-forward rates for the Gaussian MIMO relay
channel: inner approximation of non-convex rate constraints. In Proceedings of the Fourteenth International Workshop on Signal Processing Advances in Wireless Communications, Darmstadt, Germany,
June 2013.
[39] A. Gr¨undinger, D. Leiner, M. Joham, C. Hellings, and W. Utschick. Ergodic robust rate balancing for
rank-one vector broadcast channels via sequential approximations. In Proceedings of the International
Conference on Acoustics, Speech, and Signal Processing, Vancouver, Canada, May 2013.
[40] C. Hellings and W. Utschick. Performance gains due to improper signals in MIMO broadcast channels
with widely linear transceivers. In Proceedings of the International Conference on Acoustics, Speech,
and Signal Processing, Vancouver, Canada, May 2013.
3
[41] M. Joham, A. Gr¨
undinger, A. Pastore, J.R. Fonollosa, and W. Utschick. Rate balancing in the vector
BC with erroneous CSI at the receivers. In Proceedings of the Conference on Information Sciences and
Systems, Johns Hopkins University, Baltimore, USA, March 2013.
[42] C. Hellings and W. Utschick. Linear precoding in parallel MIMO broadcast channels: separable and
inseparable scenarios. In Proceedings of the International ITG Workshop on Smart Antennas, Stuttgart,
Germany, March 2013.
[43] D. Neumann, A. Dotzler, G. Dietl, and W. Utschick. Optimal utility-based multi-user scheduling and
low-complexity alternatives. In Proceedings of the 9th International ITG Conference on Systems, Communications and Coding, Munich, Germany, January 2013.
[44] M. Riemensberger, Thomas Wiese, and W. Utschick. Network coded wireless multicast with advanced
receiver capabilities. In Proceedings of the 9th International ITG Conference on Systems, Communications and Coding, Munich, Germany, January 2013.
[45] L. Gerdes, M. Riemensberger, and W. Utschick. On achievable rate regions for half-duplex Gaussian
MIMO relay channels: a decomposition approach. IEEE Journal on Selected Areas of Communications,
30(8):1319–1330, September 2012.
[46] D. Kotzor and W. Utschick. Kernel methods for ill-posed range based localization problems. IEEE
Transactions on Signal Processing, 60(8):4151–4162, August 2012.
[47] C. Hellings, M. Joham, M. Riemensberger, and W. Utschick. Minimal transmit power in parallel vector
broadcast channels with linear precoding. IEEE Transactions on Signal Processing, 60(4):1890–1898,
April 2012.
[48] M. Joham, P. Castro, L. Castedo, and W. Utschick. Robust precoding with limited feedback design based
on precoding MSE for MU-MISO systems. IEEE Transactions on Signal Processing, 60(6):3101–3111,
June 2012.
[49] W. Utschick and J. Brehmer. Monotonic optimization framework for coordinated beamforming in multicell networks. IEEE Transactions on Signal Processing, 60(4):1899–1909, April 2012.
[50] C. Hellings, M. Joham, and W. Utschick. Gradient-based power minimization in MIMO broadcast
channels with linear precoding. IEEE Transactions on Signal Processing, 60(2):877–890, February 2012.
[51] K. Kusume, G. Bauch, and W. Utschick. IDMA vs. CDMA: analysis and comparison of two multiple
access schemes. IEEE Transactions on Wireless Communications, 11(1):78–87, January 2012.
[52] A. Dotzler, W. Utschick, and G. Dietl. Unitary precoding for MIMO interference networks. In Proceedings
of the IEEE Global Telecommunications Conference, Anaheim, California, USA, December 2012.
[53] J. Ellenbeck, A. Dotzler, and W. Utschick. Interference robustness for MIMO networks—system-level
performance evaluation for LTE-Advanced. In Proceedings of the IEEE Global Telecommunications Conference Workshop on Emerging Technologies for LTE-Advanced and Beyond-4G, Anaheim, California,
USA, December 2012.
[54] A. Gr¨undinger, A. Butabayeva, M. Joham, and W. Utschick. Chance constrained and ergodic robust
QoS power minimization in the satellite downlink. In Proceedings of the 46th Asilomar Conference
on Signals, Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA,
November 2012.
[55] S. Herrmann, C. Hellings, and W. Utschick. Carrier-cooperative zero-forcing for power minimization in
parallel MIMO broadcast channels. In Proceedings of the 46th Asilomar Conference on Signals, Systems
and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA, November 2012.
[56] S. Bazzi, G. Dietl, and W. Utschick. Interference alignment with imperfect channel state information
at the transmitter. In Proceedings of the Ninth International Symposium on Wireless Communication
Systems, Paris, France, August 2012.
4
[57] C. Hellings and W. Utschick. Energy-efficient rate balancing in vector broadcast channels with linear
transceivers. In Proceedings of the Ninth International Symposium on Wireless Communication Systems,
Paris, France, August 2012.
[58] S. Bazzi, G. Dietl, and W. Utschick. Interference alignment via minimizing projector distances of
interfering subspaces. In Proceedings of the Thirteenth International Workshop on Signal Processing
Advances in Wireless Communications, Cesme, Turkey, June 2012.
[59] S. Bazzi, G. Dietl, and W. Utschick. Power signaling based cooperative precoding for the MISO interference channel. In Proceedings of the Thirteenth International Symposium on Wireless Personal
Multimedia Communications, Cesme, Turkey, June 2012.
[60] A. Dotzler, M. Riemensberger, and W. Utschick. Interference robustness for cellular MIMO networks.
In Proceedings of the Thirteenth International Symposium on Wireless Personal Multimedia Communications, Cesme, Turkey, June 2012. Invited Paper.
[61] C. Hellings, P. Kiefer, and W. Utschick. Rate prediction and receding horizon power minimization in
block-fading broadcast channels. In Proceedings of the Thirteenth International Symposium on Wireless
Personal Multimedia Communications, Cesme, Turkey, June 2012.
[62] A. Gr¨undinger, M. Joham, and W. Utschick. Bounds on optimal power minimization and rate balancing
in the satellite downlink. In Proceedings of the International Conference on Communications, Ottawa,
Canada, June 2012.
[63] L. Gerdes, M. Riemensberger, and W. Utschick. Utility maximization in the half-duplex two-way MIMO
relay channel. In Proceedings of the International Conference on Acoustics, Speech, and Signal Processing, Kyoto, Japan, March 2012.
[64] A. Gr¨undinger, M. Joham, and W. Utschick. Feasibility test and globally optimal beamformer design
in the satellite downlink based on instantaneous and ergodic rates. In Proceedings of the International
ITG Workshop on Smart Antennas, Dresden, Germany, March 2012.
[65] C. Hellings, N. Damak, and W. Utschick. Energy-efficient zero-forcing with user selection in parallel
vector broadcast channels. In Proceedings of the International ITG Workshop on Smart Antennas,
Dresden, Germany, March 2012.
[66] C. Hellings and W. Utschick. On the inseparability of parallel MIMO broadcast channels with linear
transceivers. IEEE Transactions on Signal Processing, 59(12):6273–6278, December 2011.
[67] D. Nisar and W. Utschick. Minimax robust a-priori information aware equalizer design. IEEE Transactions
on Signal Processing, 59(4):1734–1745, April 2011.
[68] C. Hellings and W. Utschick. Carrier-cooperative transmission in parallel MIMO broadcast channels:
potential gains and algorithms. In Proceedings of the Eighth International Symposium on Wireless
Communication Systems, Aachen, Germany, November 2011.
[69] D. A. Schmidt and W. Utschick. Algorithms for improper single-stream MIMO interference networks.
In Proceedings of the 8th International Symposium on Wireless Communication Systems, Aachen, Germany, November 2011. Invited Paper.
[70] A. Gr¨undinger, M. Joham, and W. Utschick. Design of beamforming in the satellite downlink with static
and mobile users. In Proceedings of the 45th Asilomar Conference on Signals, Systems and Computers,
Asilomar Conference Grounds, Pacific Grove, California, USA, November 2011.
[71] C. Hellings, W. Utschick, and M. Joham. Power minimization in parallel vector broadcast channels with
separate linear precoding. In Proceedings of the Nineteenth European Signal Processing Conference,
Barcelona, Spain, September 2011.
[72] M. D. Nisar and W. Utschick. Minimax robust power allocation over parallel communication channels.
In Proceedings of the Nineteenth European Signal Processing Conference, Barcelona, Spain, September
2011.
5
[73] K. Kusume, K. Khashaba, G. Dietl, and W. Utschick. Hybrid single/multi-user MIMO transmission based
on implicit channel feedback. In Proceedings of the International Conference on Communications, Kyoto,
Japan, June 2011.
[74] P. de Kerret, R. Hunger, M. Joham, W. Utschick, and R. Mathar. MIMO broadcast channel rate region
with linear filtering at high SNR: full multiplexing. In Proceedings of the International Conference on
Communications, Kyoto, Japan, June 2011.
[75] A. Gr¨undinger, M. Joham, and W. Utschick. Stochastic transceiver design in multi-antenna channels
with statistical channel state information. In Proceedings of the International Conference on Acoustics,
Speech, and Signal Processing, Prague, Czech Republic, May 2011.
[76] L. Gerdes and W. Utschick. Optimized capacity bounds for the MIMO relay channel. In Proceedings
of the International Conference on Acoustics, Speech, and Signal Processing, Prague, Czech Republic,
May 2011.
[77] A. Dotzler, W. Utschick, and G. Dietl. Efficient zero-forcing based interference coordination for MISO
networks. In Proceedings of the IEEE Vehicular Technology Conference, Budapest, Hungary, May 2011.
[78] K. Kusume, K. Khashaba, T. Abe, and W. Utschick. Constrained optimization of universal codebook
for MIMO precoding. In Proceedings of the IEEE Vehicular Technology Conference, Budapest, Hungary,
May 2011.
[79] M. Riemensberger and W. Utschick. Random access in coded wireless packet networks: feasibility
and distributed optimization. In Proceedings of WiOpt’11 - International Symposium on Modeling and
Optimization in Mobile, Ad Hoc, and Wireless Networks, Princeton, USA, March 2011.
[80] A. Dotzler, W. Utschick, and G. Dietl. Linear successive user allocation in the multi-cell MIMO environment. In Proceedings of the IEEE Wireless Communications and Networking Conference, Cancun
Quintana-Roo, Mexico, March 2011.
[81] A. Gr¨undinger, M. Joham, and W. Utschick. Stochastic transceiver design in point-to-point MIMO
channels with imperfect CSI. In Proceedings of the International ITG Workshop on Smart Antennas,
Aachen, Germany, February 2011.
[82] C. Hellings, M. Joham, and W. Utschick. Gradient-based rate balancing for MIMO broadcast channels
with linear precoding. In Proceedings of the International ITG Workshop on Smart Antennas, Aachen,
Germany, February 2011.
[83] L. Gerdes and W. Utschick. Optimized capacity bounds for the half-duplex Gaussian MIMO relay
channel. In Proceedings of the International ITG Workshop on Smart Antennas, Aachen, Germany,
February 2011.
[84] W. Utschick and A. Brack. Computing upper bounds for coordinated multipoint transmission. In
Proceedings of the International ITG Workshop on Smart Antennas, Aachen, Germany, February 2011.
[85] C. Guthy, W. Utschick, R. Hunger, and M. Joham. Efficient weighted sum rate maximization with linear
precoding. IEEE Transactions on Signal Processing, 58(4):2284–2297, April 2010.
[86] M. Joham, P. Castro, L. Castedo, and W. Utschick. Robust precoding with Bayesian error modeling
for limited feedback MU-MISO systems. IEEE Transactions on Signal Processing, 58(9):4954–4960,
September 2010.
[87] D. Nisar, W. Utschick, and T. Hindelang. Maximally robust 2-d channel estimation in multi-carrier
systems. IEEE Transactions on Signal Processing, 58(6):3163–3172, June 2010.
[88] M. Yukawa and W. Utschick. A fast stochastic gradient algorithm: maximal use of sparsification benefits
under computational constraints. IEICE Transactions on Fundamentals of Electronics, Communications
and Computer Sciences, E93-A(2):467–475, February 2010.
[89] A. Dotzler, W. Utschick, and G. Dietl. Fractional reuse partitioning for MIMO networks. In Proceedings
of the IEEE Global Telecommunications Conference, Miami, Florida, USA, December 2010.
6
[90] C. Hellings, M. Joham, and W. Utschick. Power minimization in parallel vector broadcast channels with
zero-forcing beamforming. In Proceedings of the IEEE Global Telecommunications Conference, Miami,
Florida, USA, December 2010.
[91] D. A. Schmidt, W. Utschick, and M. L. Honig. Large system performance of interference alignment
in single-beam MIMO networks. In Proceedings of the IEEE Global Telecommunications Conference,
Miami, Florida, USA, December 2010.
[92] M. Barrenechea, M. Joham, M. Mendicute, and W. Utschick. Analysis of vector precoding at high SNR:
rate bounds and ergodic results. In Proceedings of the IEEE Global Telecommunications Conference,
Miami, Florida, USA, December 2010.
[93] G. Dietl, O. Labreche, and W. Utschick. Limited feedback schemes for multiuser MIMO downlink
transmission. In Proceedings of the IEEE Global Telecommunications Conference, Miami, Florida, USA,
December 2010.
[94] P. de Kerret, M. Joham, W. Utschick, and R. Mathar. MIMO broadcast channel rate region with linear
precoding at high SNR without full multiplexing. In Proceedings of the International Symposium on
Information Theory and Its Applications, Taichung, Taiwan, October 2010.
[95] D. A. Schmidt, W. Utschick, and M. L. Honig. Beamforming techniques for single-beam MIMO interference networks. In Proceedings of the Forty-Eighth Annual Allerton Conference on Communication,
Control, and Computing, Monticello, Illinois, USA, September 2010. Invited Paper.
[96] M. D. Nisar and W. Utschick. Robust turbo equalization – a minimax perspective. In Proceedings of
the Sixth International Symposium on Turbo Codes & Iterative Information Processing, Brest, France,
September 2010.
[97] C. Guthy, W. Utschick, and M.L. Honig. Large system analysis of projection based algorithms for the
MIMO broadcast channel. In Proceedings of the IEEE International Symposium on Information Theory,
Austin, USA, June 2010.
[98] N. Riemensberger, M. Heindlmaier, A. Dotzler, D. Traskov, and W. Utschick. Optimal slotted random
access in coded wireless packet networks. In Proceedings of the Sixth Workshop on Resource Allocation,
Cooperation and Competition in Wireless Networks, Avignon, France, June 2010.
[99] A. Awada, M. Joham, W. Utschick, S. Goldyrjew, W. Mulder, and T. Kaiser. A sorted parallel detector
for coded MIMO systems. In Proceedings of the Eleventh International Workshop on Signal Processing
Advances in Wireless Communications, Marrakech, Morocco, June 2010.
[100] M. Joham, M. Vonbun, and W. Utschick. MIMO BC/MAC MSE duality with imperfect transmitter
and perfect receiver CSI. In Proceedings of the Eleventh International Workshop on Signal Processing
Advances in Wireless Communications, Marrakech, Morocco, June 2010.
[101] P. Breun and W. Utschick. Optimal transmitters for control over a noisy link with imperfect feedback.
In Proceedings of the American Control Conference, Baltimore, Maryland, USA, June 2010.
[102] D. Kotzor and W. Utschick. A kernel-approach for estimating the position of moving objects. In
Proceedings of the International Conference on Acoustics, Speech, and Signal Processing, Dallas, USA,
March 2010.
[103] C. Guthy, W. Utschick, and G. Dietl. Spatial resource allocation for the multiuser multicarrier MIMO
broadcast channel: a QOS optimization perspective. In Proceedings of the International Conference on
Acoustics, Speech, and Signal Processing, Dallas, USA, March 2010.
[104] W. Utschick and J. Brehmer. Optimal interference management in multi-antenna, multi-cell systems. In
Proceedings of the International Z¨
urich Seminar on Communications, Z¨urich, Switzerland, March 2010.
[105] A. Dotzler and W. Utschick. Gradient projection based interference alignment for the MIMO X channel.
In Proceedings of the International ITG Workshop on Smart Antennas, Bremen, Germany, February
2010.
7
[106] G. Guthy, W. Utschick, and M.L. Honig. Large system analysis of the successive encoding successive
allocation method for the MIMO BC. In Proceedings of the International ITG Workshop on Smart
Antennas, Bremen, Germany, February 2010.
[107] D. A. Schmidt, C. Shi, R. Berry, M.L. Honig, and W. Utschick. Minimum mean squared error interference
alignment. In Proceedings of the Workshop on Information Theory and Applications, San Diego, USA,
January 2010. Invited Paper.
[108] J. Brehmer and W. Utschick. Nonconcave utility maximization in the MIMO broadcast channel.
EURASIP Journal on Advances in Signal Processing, Special Issue for Cross-Layer Design for the Physical, MAC, and Link Layer in Wireless Systems, 2009.
[109] C. Guthy, W. Utschick, and G. Dietl. Low complexity linear zero-forcing for the MIMO broadcast
channel. IEEE Journal on Selected Topics in Signal Processing, 3(6):1106–1117, December 2009.
[110] R. Hunger, M. Joham, and W. Utschick. On the MSE-duality of the broadcast channel and the multiple
access channel. IEEE Transactions on Signal Processing, 57(2):698–713, February 2009.
[111] M. Riemensberger, Y. E. Sagduyu, M.L. Honig, and W. Utschick. Training overhead for decoding
random linear network codes in wireless networks. IEEE Journal on Selected Topics in Communications,
27(5):729–737, June 2009.
[112] D. A. Schmidt, C. Shi, R.A. Berry, M.L. Honig, and W. Utschick. Pricing algorithms for power control and beamformer design in interference networks. IEEE Signal Processing Magazine, 26(5):53–63,
September 2009.
[113] P. Tejera, W. Utschick, G. Bauch, and J. A. Nossek. Rate balancing in multiuser MIMO OFDM systems.
IEEE Transactions on Communications, 57(5):1370–1380, June 2009.
[114] S. Vorobyov, S. Cuy, K. Ma, Y. Eldar, and W. Utschick. Optimization techniques in wireless communications. EURASIP Journal on Wireless Communications and Networking, 2009.
[115] C. Guthy, W. Utschick, R. Hunger, and M. Joham. Weighted sum rate maximization in the MIMO
MAC with linear transceivers: algorithmic solutions. In Proceedings of the 43th Asilomar Conference
on Signals, Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA,
November 2009.
[116] R. Hunger, M. Joham, C. Guthy, and W. Utschick. Weighted sum rate maximization in the MIMO MAC
with linear transceivers: asymptotic results. In Proceedings of the 43th Asilomar Conference on Signals,
Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA, November 2009.
[117] M. Riemensberger, I. Abdelghani, J. Lenz, and W. Utschick. Weighted sum rate maximization on two
user Gaussian interference channels with rate splitting. In Proceedings of the 43th Asilomar Conference
on Signals, Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA,
November 2009.
[118] D. A. Schmidt, C. Shi, R. Berry, M.L. Honig, and W. Utschick. Minimum mean squared error interference
alignment. In Proceedings of the 43th Asilomar Conference on Signals, Systems and Computers, Asilomar
Conference Grounds, Pacific Grove, California, USA, November 2009.
[119] K. Kusume, G. Bauch, and W. Utschick. IDMA versus CDMA: Detectors, performance and complexitys.
In Proceedings of the IEEE Global Telecommunications Conference, Honolulu, Hawaii, USA, 2009. Best
Paper Award.
[120] C. Mensing, S. Sand, A. Dammann, and W. Utschick. Data-aided location estimation in cellular OFDM
communications systems. In Proceedings of the IEEE Global Telecommunications Conference, Honolulu,
Hawaii, USA, 2009.
[121] G. Dietl, O. Labreche, and W. Utschick. Channel vector quantization for multiuser mimo systems aiming
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[122] K. Kusume, G. Dietl, and W. Utschick. On the unbias constraint for iterative minimum mean square
error detection. In Proceedings of the 12th Wireless Personal Multimedia Communications Symposium,
Sendai, Japan, September 2009.
[123] M. D. Nisar, H. Nottensteiner, and W. Utschick. Iterative suppression of co-channel interference. In
Proceedings of the Seventeenth European Signal Processing Conference, Glasgow, Scotland, August
2009.
[124] G. Dietl, O. Labreche, and W. Utschick. Enhanced channel quality indication for limited feedback
multiuser MIMO systems. In Proceedings of the Fourteenth International OFDM-Workshop 2009,
Hamburg, August 2009.
[125] M. Riemensberger, A. Dotzler, and W. Utschick. Factorization for advanced physical layer techniques in
network-coded wireless communication networks. In IEEE International Workshop on Wireless Network
Coding, June 2009.
[126] J. Brehmer and W. Utschick. Bargaining over fading interference channels. In Proceedings of the 5th
workshop on Resource Allocation, Cooperation and Competition in Wireless Networks, Seoul, Korea,
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[127] C. Guthy, A. Krebs, and W. Utschick. Reduced entropy parameterization of MIMO channel matrices for
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in Wireless Communications, Perugia, Italy, June 2009.
[128] J. Brehmer and W. Utschick. Utility maximization in the multi-user MISO downlink with linear precoding.
In Proceedings of the International Conference on Communications, Dresden, Germany, June 2009.
[129] C. Guthy, W. Utschick, and G. Dietl. A user grouping method for maximum weighted sum capacity gain.
In Proceedings of the International Conference on Communications, Dresden, Germany, June 2009.
[130] C. Mensing, S. Sand, A. Dammann, and W. Utschick. Interference-aware location estimation in cellular
OFDM communications systems. In Proceedings of the International Conference on Communications,
Dresden, Germany, June 2009.
[131] M. Riemensberger, Y. Sagduyu, M. L. Honig, and W. Utschick. Comparison of analog and digital relay
methods with network coding for wireless multicast. In Proceedings of the International Conference on
Communications, Dresden, Germany, June 2009.
[132] C. Shi, D. A. Schmidt, R. Berry, M.L. Honig, and W. Utschick. Distributed interference pricing for
the MIMO interference channel. In Proceedings of the International Conference on Communications,
Dresden, Germany, June 2009.
[133] M. D. Nisar, W. Utschick, and J. Forster. Robust 2-D channel estimation for staggered pilot grids in
multi-carrier systems: LTE downlink as an example. In Proceedings of the Workshop on Multi-Carrier
Systems and Solutions, Herrsching, Germany, May 2009.
[134] M. D. Nisar, W. Utschick, and T. Hindelang. Robust 2-D channel estimation for multi-carrier systems
with finite dimensional pilot grid. In Proceedings of the International Conference on Acoustics, Speech,
and Signal Processing, Taipei, Taiwan, April 2009.
[135] M. Yukawa and W. Utschick. Proportionate adaptive algorithm for nonsparse systems based on Krylov
subspace and constrained optimization. In Proceedings of the International Conference on Acoustics,
Speech, and Signal Processing, Taipei, Taiwan, April 2009.
[136] J. Brehmer and W. Utschick. On proportional fairness in nonconvex wireless systems. In Proceedings
of the International ITG Workshop on Smart Antennas, Berlin, Germany, February 2009.
[137] A. Dotzler and W. Utschick. Advanced physical layer techniques for wireless mesh networks with network
coding. In Proceedings of the International ITG Workshop on Smart Antennas, Berlin, Germany, February
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[138] C. Hellings, D. A. Schmidt, and W. Utschick. Optimized beamforming for the two stream MIMO
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Berlin, Germany, February 2009.
[139] D. A. Schmidt and W. Utschick. Limited transmitter cooperation in adjacent broadcast channels. In
Proceedings of the International ITG Workshop on Smart Antennas, Berlin, Germany, February 2009.
[140] W. Utschick, P. Tejera, C. Guthy, and G. Bauch. Transmission in MIMO OFDM point to multipoint
networks. In Handbook on Advancements in Smart Antenna Technologies for Wireless Networks. Idea
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[141] F. Antreich, J. A. Nossek, and W. Utschick. Maximum likelihood delay estimation in a navigation
receiver for aeronautical applications. Aerospace Science and Technology, 12(3):256–267, 2008.
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[143] M. Riemensberger, Y. E. Sagduyu, M. L. Honig, and W. Utschick. Training overhead for decoding
random linear network codes. In Proceedings of the IEEE MILCOM, San Diego, USA, November 2008.
[144] C. Guthy, W. Utschick, G. Dietl, and P. Tejera. Efficient linear successive allocation for the MIMO
broadcast channel. In Proceedings of the 42th Asilomar Conference on Signals, Systems and Computers,
Asilomar Conference Grounds, Pacific Grove, California, USA, November 2008.
[145] M. Joham, P. Castro, J. Zhen, L. Castedo, and W. Utschick. Joint design of limited feedback and
multiuser precoding based on a precoding MSE metric. In Proceedings of the 42th Asilomar Conference
on Signals, Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA,
November 2008.
[146] J. Karjalainen, T. Matsumoto, and W. Utschick. Convergence analysis of MMSE based multiuser MIMO
turbo detector with linear precoding strategies. In Proceedings of the 5th International Symposium on
Turbo Codes and Related Topics, Lausanne, Switzerland, September 2008.
[147] P. Castro, M. Joham, L. Castedo, and W. Utschick. Robust MMSE linear precoding for multiuser MISO
systems with limited feedback and channel prediction. In Proceedings of the 16th IEEE Symposium on
Personal, Indoor and Mobile Radio Communications, Cannes, France, September 2008.
[148] I. Groh and W. Utschick. High resolution reduced complexity synchronization in spread spectrum
systems. In Proceedings of the Sixteenth European Signal Processing Conference, Lausanne, Switzerland,
September 2008.
[149] C. Guthy, W. Utschick, J. A. Nossek, G. Dietl, and G. Bauch. Rate-invariant user preselection for
complexity reduction in multiuser MIMO systems. In Proceedings of the IEEE Vehicular Technology
Conference, Calgary, Canada, September 2008.
[150] R. Hunger, D. A. Schmidt, M. Joham, and W. Utschick. A general covariance-based optimization
framework using orthogonal projections. In Proceedings of the Nineth International Workshop on Signal
Processing Advances in Wireless Communications, July 2008.
[151] P. Breun and W. Utschick. On transmitter design in power constrained LQG control. In Proceedings of
the American Control Conference, Seattle, USA, June 2008.
[152] M. Joham, P. Castro, L. Castedo, and W. Utschick. MMSE optimal feedback of correlated CSI for
multi-user precoding. In Proceedings of the International Conference on Acoustics, Speech, and Signal
Processing, Las Vegas, USA, April 2008.
[153] M. Joham, H. Brunner, R. Hunger, D. A. Schmidt, and W. Utschick. Point-to-point MIMO MMSE vector
precoding and THP achieving capacity. In Proceedings of the International Conference on Acoustics,
Speech, and Signal Processing, Las Vegas, USA, April 2008.
[154] J. Brehmer, C. Vaas, and W. Utschick. Nonconcave utility maximization in the OFDMA downlink. In
Proceedings of WiOpt’08 - International Symposium on Modeling and Optimization in Mobile, Ad Hoc,
and Wireless Networks, Berlin, Germany, April 2008.
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[155] J. Brehmer, Q. Bai, and W. Utschick. Time-sharing solutions in MIMO broadcast channel utility
maximization. In Proceedings of the International ITG Workshop on Smart Antennas, Darmstadt,
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[156] P. Castro, M. Joham, W. Utschick, and L. Castedo. Robust downlink SINR balancing based on MMSE
optimal CSI feedback. In Proceedings of the International ITG Workshop on Smart Antennas, Darmstadt,
Germany, February 2008.
[157] C. Guthy, W. Utschick, and G. Dietl. Finite rate feedback schemes for the MIMO OFDM broadcast
channel. In Proceedings of the International ITG Workshop on Smart Antennas, Darmstadt, Germany,
February 2008.
[158] M. Joham, L. Barbero, T. Lang, W. Utschick, J. Thompson, and T. Ratnarajahand. FPGA implementation of MMSE metric based efficient near-ML detection. In Proceedings of the International ITG
Workshop on Smart Antennas, Darmstadt, Germany, February 2008.
[159] D. A. Schmidt, A. Gr¨
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interfering MISO channels. In Proceedings of the International ITG Workshop on Smart Antennas,
Darmstadt, Germany, February 2008.
[160] G. Dietl, C. Guthy, W. Utschick, G. Bauch, and J. A. Nossek. Subspace beamforming and scheduling
for the multiuser MIMO broadcast channel. In Proceedings of the 7th International ITG Conference on
Source and Channel Coding, Ulm, Germany, January 2008.
[161] P. Tejera and W. Utschick. Delay-limited feedback of channel state information in OFDM systems. In
Proceedings of the 7th International ITG Conference on Source and Channel Coding, Ulm, Germany,
January 2008.
[162] G. Bauch, P. Tejera, C. Guthy, W. Utschick, J. A. Nossek, M. Herdin, J. Nielsen, J. Bach Andersen,
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[163] F. A. Dietrich, P. Breun, and W. Utschick. Robust Tomlinson-Harashima precoding for the wireless
broadcast channel. IEEE Transactions on Signal Processing, 55(2):631–644, February 2007.
[164] G. Dietl and W. Utschick. Complexity reduction for iterative receivers using low-rank equalization. IEEE
Transactions on Signal Processing, 55(3):1035–1046, March 2007.
[165] M. Joham, D. A. Schmidt, J. Brehmer, and W. Utschick. Finite-length MMSE Tomlinson-Harashima
precoding for frequency selective vector channels. IEEE Transactions on Signal Processing, 55(6):3073–
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[166] K. Kusume, Michael Joham, W. Utschick, and G. Bauch. Cholesky factorization with symmetric permutation applied to detecting and precoding spatially multiplexed data streams. IEEE Transactions on
Signal Processing, 55(6):3089–3103, June 2007.
[167] D. A. Schmidt, M. Joham, and W. Utschick. Minimum mean square error vector precoding. European
Transactions on Telecommunications, 2007.
[168] P. Castro, M. Joham, L. Castedo, and W. Utschick. Optimized CSI feedback for robust THP design. In
Proceedings of the 41th Asilomar Conference on Signals, Systems and Computers, Asilomar Conference
Grounds, Pacific Grove, California, USA, November 2007.
[169] R. Hunger, M. Joham, and W. Utschick. Efficient MSE balancing for the multi-user MIMO downlink. In
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Grounds, Pacific Grove, California, USA, November 2007.
[170] J. Brehmer and W. Utschick. Utility maximization strategies in the multi-user MIMO downlink. In
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[171] R. Hunger, D. A. Schmidt, and W. Utschick. Sum-capacity and MMSE for the MIMO broadcast channel
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[172] R. Hunger, D. A. Schmidt, M. Joham, A. Schwing, and W. Utschick. Design of single-group multicastingbeamformers. In Proceedings of the International Conference on Communications, Glasgow, Scotland,
June 2007.
[173] K. Kusume, G. Dietl, W. Utschick, and G. Bauch. Performance of interleave division multiple access
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[174] P. Tejera and W. Utschick. Feedback of channel state information in wireless systems. In Proceedings
of the International Conference on Communications, Glasgow, Scotland, June 2007.
[175] G. Bauch, C. Guthy, J. A. Nossek, P. Tejera, and W. Utschick. Sum capacity, rate distribution and
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[176] G. Bauch, P. Tejera, C. Guthy, W. Utschick, J. A. Nossek, M. Herdin, J. Bach Andersen, J. Nielsen,
E. Steinbach, and S. Khan. Multiuser MIMO: principle, performance in measured channels and applicable
service. In Proceedings of the Sixtyfifth IEEE Vehicular Technology Conference, Dublin, Ireland, April
2007.
[177] M. D. Nisar, W. Utschick, H. Nottensteiner, and T. Hindelang. On channel estimation and equalization of
OFDM systems with insufficient cyclic prefix. In Proceedings of the Sixtyfith IEEE Vehicular Technology
Conference, Dublin, Ireland, April 2007.
[178] G. Bauch, J. Bach Andersen, C. Guthy, M. Herdin, J. Nielsen, J. A. Nossek, P. Tejera, and W. Utschick.
Multiuser MIMO channel measurements and performance in a large office environment. In Proceedings
of the IEEE Wireless Communications and Networking Conference, Hong-Kong, March 2007.
[179] J. Brehmer and W. Utschick. A decomposition of the downlink utility maximization problem. In Proceedings of the Conference on Information Sciences and Systems, Johns Hopkins University, Baltimore,
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[180] P. Castro, M. Joham, L. Castedo, and W. Utschick. Robust precoding for multi-user MISO systems
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[182] R. Hunger, M. Riemensberger, and W. Utschick. Near capacity Tomlinson Harashima precoding with
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[183] M. Joham, D.A. Schmidt, H. Brunner, and W. Utschick. Symbol-wise order optimization for THP. In
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[184] P. Tejera, W. Utschick, and C. Schmid. Rate balancing in the broadcast channel with independent
encoding. In Proceedings of the International ITG Workshop on Smart Antennas, Vienna, Austria,
February 2007.
[185] H. Boche, A. Bourdoux, J. Fonollosa, T. Kaiser, A. Molisch, and W. Utschick. Smart antennas - State
of the art. IEEE Vehicular Technology Magazine, 1(1):8–17, 2006.
[186] G. Dietl and W. Utschick. MMSE turbo equalization for real-valued symbols. European Transactions
on Telecommunications, 17:351–359, 2006.
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[188] W. Utschick and F. A. Dietrich. On estimation of structured covariance matrices. In Informationsfusion
in der Mess- und Sensortechnik, pages 51–62. Universit¨atsverlag Karlsruhe, 2006.
[189] B. Zerlin, M. Joham, W. Utschick, and J. A. Nossek. Covariance based linear precoding. IEEE Journal
on Selected Areas of Communications, 24(1):190–199, January 2006.
[190] B. Zerlin, M. Ivrlaˇc, W. Utschick, and J. A. Nossek. Joint optimization of radio parameters - a top-down
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[191] G. Psaltopoulos, M. Joham, and W. Utschick. Generalized MMSE detection techniques for multipointto-point systems. In Proceedings of the IEEE Global Telecommunications Conference, San Francisco,
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[192] D. A. Schmidt, R. Hunger, M. Joham, and W. Utschick. Near maximum sum-rate non-zero-forcing linear
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Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, USA, November 2006.
[193] C. Guthy, W. Utschick, G. Bauch, and J. A. Nossek. Maximization of sum capacity under minimum
rate requirements in MIMO OFDM systems. In Proceedings of the 17th Wireless World Research Forum
Meeting, Heidelberg, Germany, November 2006.
[194] C. Peel, L. Swindlehurst, and W. Utschick. Multi-user topologies in multi-antenna wireless networks.
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2006.
[195] W. Utschick and M. Joham. On the duality of MIMO transmission techniques for multiuser communications. In Proceedings of the Fourteenth European Signal Processing Conference, Florence, Italy,
September 2006. Invited Paper.
[196] P. Breun, M. Große-Wentrup, W. Utschick, and M. Buss. Robust MEG source localization of event
related potentials: identifying relevant sources by non-Gaussianity. In R. Sch¨afer, K.-R. M¨uller, and
B. Nickolay, editors, Pattern Recognition, volume 4174 of Lecture Notes in Computer Science, pages
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of the Eleventh International OFDM-Workshop 2006, Hamburg, August 2006.
[198] J. Brehmer, A. Molin, P. Tejera, and W. Utschick. A low complexity approximation of the MIMO
broadcast channel capacity region. In Proceedings of the International Conference on Communications,
Istanbul, Turkey, June 2006.
[199] P. Tejera, W. Utschick, G. Bauch, and J. A. Nossek. Efficient implementation of successive encoding
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Communications, Istanbul, Turkey, June 2006.
[200] R. El Assir, F. A. Dietrich, M. Joham, and W. Utschick. Min-max MSE precoding for broadcast channels
based on statistical channel state information. In Proceedings of the Seventh International Workshop
on Signal Processing Advances in Wireless Communications, Cannes, France, June 2006.
[201] J. Brehmer, C. Guthy, and W. Utschick. An efficient approximation of the OFDMA outage probability
region. In Proceedings of the Seventh International Workshop on Signal Processing Advances in Wireless
Communications, Cannes, France, June 2006.
[202] G. Dietl and W. Utschick. Low-complexity equalizers-rank versus order reduction. In Proceedings of the
Seventh International Workshop on Signal Processing Advances in Wireless Communications, Cannes,
France, June 2006.
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[203] A. Mezghani, M. Joham, R. Hunger, and W. Utschick. Iterative THP transceiver optimization for
multi-user MIMO systems based on weighted Sum-MSE minimization. In Proceedings of the Seventh
International Workshop on Signal Processing Advances in Wireless Communications, Cannes, France,
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[204] I. Groh, G. Dietl, and W. Utschick. Preconditioned and rank-flexible block conjugate gradient implementations of MIMO Wiener decision feedback equalizers. In Proceedings of the International Conference
on Acoustics, Speech, and Signal Processing, Toulouse, France, May 2006.
[205] R. Hunger, W. Utschick, D. A. Schmidt, and M. Joham. Alternating optimization for MMSE broadcast
precoding. In Proceedings of the International Conference on Acoustics, Speech, and Signal Processing,
Toulouse, France, May 2006.
[206] P. Tejera, W. Utschick, G. Bauch, and J. A. Nossek. Analysis of the impact of channel estimation errors
on the decomposition of multiuser MIMO channels. In Proceedings of the International Conference on
Acoustics, Speech, and Signal Processing, Toulouse, France, May 2006.
[207] M. Botsch, G. Dietl, and W. Utschick. Iterative multiuser detection using reduced-complexity equalization. In Proceedings of the 4th International Symposium on Turbo Codes & Related Topics and the 6th
International ITG Conference on Source and Channel Coding, Munich, Germany, April 2006.
[208] G. Zeitler, G. Dietl, and W. Utschick. MSE comparison of reduced-rank equalizers for iterative multiuser
receivers based on EXIT charts. In Proceedings of the 4th International Symposium on Turbo Codes
& Related Topics and the 6th International ITG Conference on Source and Channel Coding, Munich,
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[209] F. A. Dietrich, T. Ivanov, and W. Utschick. Estimation of channel and noise correlations for MIMO channel estimation. In Proceedings of the International ITG Workshop on Smart Antennas, Ulm, Germany,
March 2006.
[210] A. Mezghani, M. Joham, R. Hunger, and W. Utschick. Transceiver design for multi-user mimo systems.
In Proceedings of the International ITG Workshop on Smart Antennas, Ulm, Germany, March 2006.
[211] G. Psaltopoulos, M. Joham, and W. Utschick. Comparison of lattice search techniques for nonlinear
precoding. In Proceedings of the International ITG Workshop on Smart Antennas, Ulm, Germany, March
2006.
[212] J. Bach-Andersen, H. Boche, A. Bourdoux, J. Fonollosa, T. Kaiser, and W. Utschick, editors. Smart
Antennas - State-of-the-Art. EURASIP, Hindawi Publishing Corporation, 2005.
[213] F. A. Dietrich and W. Utschick. Pilot assisted channel estimation based on second order statistics. IEEE
Transactions on Signal Processing, 53(3):1178–1193, March 2005.
[214] F. A. Dietrich, G. Dietl, M. Joham, and W. Utschick. Robust and reduced rank space-time decision
feedback equalization. In Smart Antennas - State-of-the-Art, chapter 10. EURASIP, Hindawi Publishing
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[215] M. Joham and W. Utschick. Ordered spatial Tomlinson Harashima precoding. In Smart Antennas State-of-the-Art, chapter 20. EURASIP, Hindawi Publishing Corporation, 2005.
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systems. IEEE Transactions on Signal Processing, 53(8):2700–2712, August 2005.
[217] F. A. Dietrich, P. Breun, and W. Utschick. Tomlinson-Harashima Precoding: a continuous transition
from complete to statistical channel knowledge. In Proceedings of the IEEE Global Telecommunications
Conference, Saint Louis, USA, November 2005.
[218] F. A. Dietrich and W. Utschick. Robust Tomlinson-Harashima Precoding. In Proceedings of the 16th
IEEE Symposium on Personal, Indoor and Mobile Radio Communications, Berlin, Germany, September
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[219] C. Guthy, J. Brehmer, and W. Utschick. Physical layer characterization of a multi-user MISO system
by efficient outage probabilities. In Proceedings of the 16th IEEE Symposium on Personal, Indoor and
Mobile Radio Communications, Berlin, Germany, September 2005.
[220] D. A. Schmidt, M. Joham, and W. Utschick. Minimum mean square error vector precoding. In Proceedings of the 16th IEEE Symposium on Personal, Indoor and Mobile Radio Communications, Berlin,
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[221] P. Tejera, W. Utschick, G. Bauch, and J. A. Nossek. Sum-rate maximizing decomposition approaches
for multiuser MIMO-OFDM. In Proceedings of the 16th IEEE Symposium on Personal, Indoor and
Mobile Radio Communications, Berlin, Germany, September 2005.
[222] F. A. Dietrich, W. Utschick, and P. Breun. Linear precoding based on a stochastic MSE criterion. In
Proceedings of the Thirdteenth European Signal Processing Conference, Antalya, Turkey, September
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[223] J. Brehmer and W. Utschick. Modular cross-layer optimization based on layer descriptions. In Proceedings of the 8th Wireless Personal Multimedia Communications Symposium, Aalborg, Denmark,
September 2005. Invited Paper.
[224] F. Antreich, O. Esbri-Rodriguez, J. A. Nossek, and W. Utschick. Estimation of synchronization parameters using SAGE in a GNSS-receiver. In Proceedings of the 16th Annual International Technical
Meeting of the Satellite Division of the Institute of Navigation (ION) - Global Navigation Satellite
System (GNSS), Long Beach, CA, USA, September 2005.
[225] G. Dietl, I. Groh, and W. Utschick. Low-complexity MMSE receivers based on weighted matrix polynomials in frequency-selective MIMO systems. In Proceedings of the 8th International Symposium on
Signal Processing and its Applications, Sydney, Australia, August 2005.
[226] F. Antreich, O. Esbri-Rodriguez, J. A. Nossek, and W. Utschick. An approach to synchronization in
GNSS-receivers using the SAGE algorithm. In Proceedings of the European Navigation Conference Global Navigation Satellite System (GNSS), Munich, Germany, July 2005.
[227] F. A. Dietrich and W. Utschick. Robust signal processing and parameter estimation for wireless communications. In Proceedings of the IEEE Communication Theory Workshop, Park City, USA, June 2005.
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[228] G. Dietl, F. A. Dietrich, M. Botsch, and W. Utschick. Robust and reduced-rank matrix Wiener filter
based on the block conjugate gradient algorithm. In Proceedings of the Sixth International Workshop
on Signal Processing Advances in Wireless Communications, New York City, USA, June 2005.
[229] F. A. Dietrich, M. Joham, and W. Utschick. Joint optimization of pilot assisted channel estimation and
equalization applied to space-time decision feedback equalization. In Proceedings of the International
Conference on Communications, Seoul, Korea, May 2005.
[230] K. Kusume, M. Joham, W. Utschick, and G. Bauch. Efficient Tomlinson-Harashima precoding for spatial
multiplexing on flat MIMO channel. In Proceedings of the International Conference on Communications,
Seoul, Korea, May 2005.
[231] F. A. Dietrich and W. Utschick. Impact of imperfect channel knowledge on transmit processing concepts.
In Proceedings of the International Conference on Communications, Seoul, Korea, May 2005.
[232] R. Hunger, M. Joham, and W. Utschick. Minimax mean-square-error transmit Wiener filter. In Proceedings of the 61th IEEE Vehicular Technology Conference, Stockholm, Sweden, May 2005.
[233] B. Zerlin, M. Ivrlaˇc, W. Utschick, J. A. Nossek, A. Klein, and I. Viering. Joint optimization of radio
parameters in HSDPA. In Proceedings of the 61th IEEE Vehicular Technology Conference, Stockholm,
Sweden, May 2005.
[234] R. Hunger, M. Joham, and W. Utschick. Achievable MSE/SNR/BER/rate regions for decentralized
receivers. In Proceedings of the International ITG Workshop on Smart Antennas, Duisburg, Germany,
April 2005.
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[235] D. A. Schmidt, M. Joham, F. A. Dietrich, K. Kusume, and W. Utschick. Complexity reduction for
MMSE multiuser spatio-temporal Tomlinson-Harashima precoding. In Proceedings of the International
ITG Workshop on Smart Antennas, Duisburg, Germany, April 2005.
[236] P. Tejera, W. Utschick, and G. Bauch und J. A. Nossek. A novel decomposition technique for multiuser
MIMO. In Proceedings of the International ITG Workshop on Smart Antennas, Duisburg, Germany,
April 2005.
[237] B. Zerlin, M. Joham, and W. Utschick. Covariance based linear precoding for full rank channels. In
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[238] J. Brehmer and W. Utschick. Physical Layer Characterization of MIMO systems by means of multiobjective optimization. In Proceedings of the International Conference on Acoustics, Speech, and Signal
Processing, Philadelphia, PA, USA, March 2005.
[239] G. Dietl, J. Wang, P. Ding, M.D. Zoltowski, D.J. Love, and W. Utschick. Hybrid transmit waveform design based on beamforming and orthogonal space-time block coding. In Proceedings of the International
Conference on Acoustics, Speech, and Signal Processing, Philadelphia, PA, USA, March 2005.
[240] F. A. Dietrich, F. Hoffmann, and W. Utschick. Conditional mean estimator for the Gramian matrix
of complex Gaussian random variables. In Proceedings of the International Conference on Acoustics,
Speech, and Signal Processing, Philadelphia, PA, USA, March 2005.
[241] R. L. Choi, M. T. Ivrlaˇc, R. D. Murch, and W. Utschick. On strategies of multi-user MIMO transmit
signal processing. IEEE Transactions on Wireless Communications, 3(6):1936–1941, 2004.
[242] W. Utschick and P. Tejera. The spatial dimension in wireless multicarrier communications. In S. Chandran, editor, Adaptive Antenna Arrays, pages 29–45. Springer Verlag, 2004.
[243] F. Antreich, O. Esbri-Rodriguez, J. A. Nossek, and W. Utschick. Parameter estimation using SAGE in
a GNSS-receiver. In Proceedings of the 2nd ESA Workshop on Satellite Navigation User Equipment
Technologies, Noordwijk, Netherlands, December 2004.
[244] K. Kusume, M. Joham, and W. Utschick. MMSE block decision-feedback equalizer for spatial multiplexing with reduced complexity. In Proceedings of the IEEE Global Telecommunications Conference,
Dallas, Texas, USA, November 2004.
[245] J. Brehmer, G. Dietl, M. Joham, and W. Utschick. Reduced-complexity linear and nonlinear precoding for
frequency-selective MIMO channels. In Proceedings of the 60th IEEE Vehicular Technology Conference,
September 2004.
[246] G. Dietl, C. Mensing, and W. Utschick. Iterative detection based on reduced-rank equalization. In
Proceedings of the 60th IEEE Vehicular Technology Conference, September 2004.
[247] G. Dietl, P. Breun, and W. Utschick. Block Krylov methods in time-dispersive MIMO systems. In
Proceedings of the International Conference on Communications, Paris, France, June 2004.
[248] P. Tejera, W. Utschick, J. A. Nossek, and G. Bauch. Extended orthogonal STBC for OFDM with partial
channel knowledge at the transmitter. In Proceedings of the International Conference on Communications, Paris, France, June 2004.
[249] J. Brehmer, M. Joham, G. Dietl, and W. Utschick. Reduced complexity transmit wiener filter based
on a Krylov subspace multi-stage decomposition. In Proceedings of the International Conference on
Acoustics, Speech, and Signal Processing, volume IV, pages 805–808, Montreal, Canada, May 2004.
[250] T.P. Kurpjuhn, M. Joham, W. Utschick, and J. A. Nossek. Comparison of transmission approaches
in vehicular standardization MIMO channels. In Proceedings of the 59th IEEE Vehicular Technology
Conference, Milan, Italy, May 2004.
[251] P. Tejera, W. Utschick, G. Bauch, and J. A. Nossek. Spatial multiplexing based on pairwise error
probability and partial channel knowledge. In Proceedings of the 59th IEEE Vehicular Technology
Conference, Milan, Italy, May 2004.
16
[252] P. Tejera, W. Utschick, M. Castaneda, and F. Morcos. Degradation and performance issues of
MIMO/OFDM in the presence of motion. In Proceedings of the 59th IEEE Vehicular Technology
Conference, Milan, Italy, May 2004.
[253] J. A. Nossek, M. Joham, and W. Utschick. Transmit processing in MIMO wireless systems. In Proceedings of the 6th CAS Symposium on Emerging Technologies, volume I, pages I–18–I–23, May 2004.
[254] G. Dietl, M. Joham, P. Kreuter, and W. Utschick. A Krylov subspace multi-stage decomposition of the
transmit Wiener filter. In Proceedings of the International ITG Workshop on Smart Antennas, Munich,
Germany, March 2004.
[255] R. Hunger, F. A. Dietrich, M. Joham, and W. Utschick. Robust transmit zero-forcing filters. In
Proceedings of the International ITG Workshop on Smart Antenna Workshop, March 2004.
[256] M. Joham, J. Brehmer, A. Voulgarelis, and W. Utschick. Multiuser spatio-temporal TomlinsonHarashima precoding for frequency selective vector channels. In Proceedings of the International ITG
Workshop on Smart Antennas, Munich, Germany, March 2004.
[257] M. Joham, J. Brehmer, and W. Utschick. MMSE approaches to multiuser spatio-temporal TomlinsonHarashima precoding. In Proceedings of 5th International ITG Conference on Source and Channel
Coding, pages 387–394, Erlangen, Germany, January 2004.
[258] F. A. Dietrich and W. Utschick. Maximum ratio combining of correlated rayleigh fading channels with
imperfect channel knowledge. IEEE Letters on Communications, 7(9):419–421, September 2003.
[259] M.T. Ivrlaˇc, W. Utschick, and J. A. Nossek. Fading correlations in wireless MIMO communication
systems. IEEE Journal on Selected Areas in Communications, 21(5):819–828, 2003.
[260] G. Dietl and W. Utschick. On reduced-rank aproaches to matrix wiener filters in MIMO systems.
In Proceedings of the 3rd International Symposia on Signal Processing and Information Technology,
Darmstadt, Germany, December 2003.
[261] B. Zerlin, M. Joham, and Wolfgang Utschick et al. Linear precoding in W-CDMA systems based on
S-CPICH channel estimation. In Proceedings of the 3rd International Symposium on Signal Processing
and Information Theory, Darmstadt, Germany, 2003. Invited Paper.
[262] F. A. Dietrich, R. Hunger, M. Joham, and W. Utschick. Robust transmit Wiener filter for time division
duplex systems. In Proceedings of the 3rd International Symposia on Signal Processing and Information
Technology, December 2003.
[263] G. Dietl, C. Mensing, W. Utschick, J. A. Nossek, and M.D.Zoltowski. Multi-Stage MMSE Decision
Feedback Equalization for EDGE. In Proceedings of the International Conference on Acoustics, Speech,
and Signal Processing, volume 4, pages 509–513, Hong-Kong, China, 2003.
[264] F. A. Dietrich, R. Hunger, M. Joham, and W. Utschick. Linear precoding over time-varying channels
in TDD Systems. In Proceedings of the International Conference on Acoustics, Speech, and Signal
Processing, volume 5, pages 117–120, Hong-Kong, China, 2003.
[265] A. Voulgarelis, M. Joham, and W. Utschick. Space-time equalization based on V-BLAST and DFE
for frequency selective MIMO channels. In Proceedings of the International Conference on Acoustics,
Speech, and Signal Processing, volume 4, pages 381–384, Hong-Kong, China, 2003.
[266] M. Joham, R. Irmer, S. Berger, G. Fettweis, and W. Utschick. Linear precoding approaches for the
TDD DS-CDMA downlink. In Proceedings of the 6th International Symposium on Wireless Personal
Multimedia Communications, volume 3, pages 323–327, Yokosuka, Kanagawa, Japan, October 2003.
[267] M. Joham, W. Utschick, and J. A. Nossek. Latency time optimization for FIR and block transmit filters.
In Proceedings of the 4th International Symposium on Signal Processing and its Applications, Paris,
France, 2003.
[268] A. Seeger, M. Sikora, and W. Utschick. Combined beamforming and scheduling for High Speed Downlink
Packet Access. In Proceedings of the IEEE Global Telecommunications Conference, San Francisco, CA,
USA, 2003.
17
[269] W. Utschick. Tracking of signal subspace projectors. IEEE Transactions on Signal Processing, 50(4):769–
778, 2002.
[270] A. Seeger, M. Sikora, and W. Utschick. Antenna weight verification for closed-loop downlink eigenbeamforming. In Proceedings of the IEEE Global Telecommunications Conference, Taipei, Taiwan,
2002.
[271] I. Viering, H. Hofstetter, and W. Utschick. Validity of spatial covariance matrices over time and
frequency. In Proceedings of the IEEE Global Telecommunications Conference, Taipei, Taiwan, 2002.
[272] G. Dietl, M. Joham, W. Utschick, and J. A. Nossek. Long-term Krylov-prefilter for reduced-dimension
processing at the receiver in DS-CDMA systems. In Proceedings of the 56th IEEE Vehicular Technology
Conference, pages 492–495, Vancouver, Canada, 2002.
[273] M.T. Ivrlaˇc and W. Utschick. On time-switched space-time transmit diversity. In Proceedings of the
56th IEEE Vehicular Technology Conference, pages 710–714, Vancouver, Canada, 2002.
[274] T. Kurpjuhn, M. Joham, and W. Utschick. Experimental studies about eigenbeamforming in standardization MIMO channels. In Proceedings of the 56th IEEE Vehicular Technology Conference, volume 1,
pages 185–189, Vancouver, Canada, 2002.
[275] A. Szabo, T.P. Kurpjuhn, and W. Utschick. Linearly precoded OFDM based on long-term properties
of the channel covariance matrix. In Proceedings of the 56th IEEE Vehicular Technology Conference,
pages 2066–2070, Vancouver, Canada, 2002.
[276] F. A. Dietrich and W. Utschick. On the effective spatio-temporal rank of wireless communication
channels. In Proceedings of the 13th IEEE Symposium on Personal, Indoor and Mobile Radio Communications, pages 1982–1986, Lisbon, Portugal, 2002.
[277] M. Joham, K. Kusume, W. Utschick, and J. A. Nossek. Transmit matched filter and transmit wiener
filter for the downlink of FDD DS-CDMA systems. In Proceedings of the 13th IEEE Symposium on
Personal, Indoor and Mobile Radio Communications, pages 2312–2316, Lisbon, Portugal, 2002.
[278] T. Kurpjuhn and W. Utschick. Channel sounding taking into account small angular spread. In Proceedings of 13th IEEE Symposium on Personal, Indoor and Mobile Radio Communications, volume 4, pages
2302–2306, 2002.
[279] F. A. Dietrich and W. Utschick. Nonlinear receiver concepts in reduced dimensions for WCDMA. In
Proceedings of 4th International ITG Conference on Source and Channel Coding, Berlin, Germany,
January 2002.
[280] I. Viering, H. Hofstetter, and W. Utschick. Spatial long-term variation in urban, rural and indoor
environments. In Proceedings of the 5th COST 273 Meeting, Lisbon, Portugal, 2002.
[281] H. Hofstetter, I. Viering, and W. Utschick. Evaluation of suburban measurements by eigenvalue statistics.
In Proceedings of the 4th COST 273 Meeting, Espoo, Finland, 2002.
[282] M. Joham, K. Kusume, M. H. Gzara, W. Utschick, and J. A. Nossek. Transmit Wiener filter for the
downlink of TDD DS-CDMA systems. In Proceedings of the 7th International Symposium on Spread
Spectrum Techniques & Applications, Prague, Czech Republic, 2002.
[283] C. Brunner, W. Utschick, and J. A. Nossek. Exploiting the short-term and long-term channel properties
in space and time: eigenbeamforming concepts for the BS in WCDMA. European Transactions on
Telecommunications, 12(5):365–378, 2001. Invited Paper.
[284] M.T. Ivrlaˇc and W. Utschick. On look-direction downlink-beamforming in WCDMA. Frequenz, 55(56):145–149, 2001. Invited Paper.
[285] M. Haardt, N. Geng, L. Herault, R. Tafazolli, and W. Utschick. Antenna arrays and related Techniques Smart Antennas. In Book of Visions 2001 - Visions of the Wireless World, chapter 2.4.2, pages 180–186.
Wireless World Research Forum, 2001. Invited Paper.
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[286] M.T. Ivrlaˇc, T.P. Kurpjuhn, C. Brunner, and W. Utschick. Efficient use of fading correlations in MIMO
systems. In Proceedings of the 54th IEEE Vehicular Technology Conference, pages 2763–2767, Atlantic
City, NJ, USA, 2001.
[287] M. Joham, W. Utschick, and J. A. Nossek. On the Equivalence of Prerake and Transmit Matched Filter.
In Proceedings of the 10th Aachen Symposium on Signal Theory ASST 2001,, pages 313–318, Aachen,
Germany, 2001.
[288] W. Utschick and F. A. Dietrich. Reduced dimension receiver concepts in the WCDMA uplink. In
Proceedings of the ITG-Diskussionssitzung ‘Systeme mit intelligenten Antennen’, Ilmenau, Germany,
2001.
[289] W. Utschick and C. Brunner. Efficient tracking and feedback of DL-eigenbeams in WCDMA. In
Proceedings of the 4th European Personal Mobil Communications Conference, Vienna, Austria, 2001.
[290] W. Utschick and W. Weichselberger. Stochastic organization of output codes in multiclass learning
problems. Neural Computation, 13(5):1065–1102, 2001.
[291] M. Joham and W. Utschick. Symbol rate processing for downlink in DS-CDMA systems. IEEE Journal
on Selected Areas in Communications, 19(1):61–68, 2001.
[292] M. Frikel, W. Utschick, and J. A. Nossek. Direct blind multichannel identification. In Proceedings of
the EURASIP EUSIPCO, pages 295–299, Tampere, Finland, 2000.
[293] M. Frikel, W. Utschick, and J. A. Nossek. Blind noise and channel estimation. In Proceedings IEEE
SSAP, pages 141–145, 2000.
[294] M.T. Ivrlaˇc and W. Utschick. On look-direction downlink-beamforming in WCDMA. In Proceedings of
the European Wireless 2000, pages 37–42, Dresden, Germany, 2000. Best Paper Award.
[295] M. Joham and W. Utschick. Downlink processing for mitigation of intracell interference in DS-CDMA
systems. In Proceedings of the 6th International Symposium on Spread Spectrum Techniques & Applications, pages 15–19, New Jersey, NY, USA, 2000.
[296] M. Treiber, T. Kurpjuhn, and W. Utschick. DSP-implementation of a high-resolution parameter estimating scheme. In Proceedings of the Third European DSP Education and Research Conference, Paris,
France, 2000.
[297] W. Utschick, M. Treiber, and T. Kurpjuhn. Comparison of two DOA tracking implementations for
SDMA. In Proceedings of the Eleventh International Symposium on Personal, Indoor and Mobile Radio
Communications, pages 358–362, London, England, 2000.
[298] M. Joham, W. Utschick, and J. A. Nossek. A symbol-rate multi-user downlink beamforming approach
for WCDMA. In Proceedings of the Tenth International Symposium on Personal, Indoor and Mobile
Radio Communications, pages 228–232, Osaka, Japan, 1999.
[299] J. A. Nossek and W. Utschick. On the downlink beamforming problem. In Proceedings of the Tenth
International Symposium on Personal, Indoor and Mobile Radio Communications, page 227, Osaka,
Japan, 1999. Invited Paper.
[300] C. Brunner, M. Joham, W. Utschick, M. Haardt, and J. A. Nossek. Downlink beamforming for WCDMA
based on uplink channel parameters. In Proceedings of the 3rd European Personal Mobil Communications
Conference, pages 375–379, Paris, France, 1999.
[301] M. Joham, W. Utschick, J. A. Nossek, and M. Zoltowski. Semi-blind channel estimation: a new leastsquares approach. In Proceedings of International Conference on Telecommunications, pages 416–420,
Cheju, Korea, 1999.
[302] P. Li, W. Utschick, and J. A. Nossek. A new DS-CDMA interference cancellation scheme for space-time
rake processing. In Proceedings of the European Wireless 99 & ITG Mobile Communications, pages
385–389, Munich, Germany, 1999.
19
[303] W. Utschick and M. Joham. Downlink beamforming problem in DS-CDMA systems. In Proceedings
of the Smart Antennas Workshop at the European Microwave Week, Munich, Germany, 1999. Invited
Paper.
[304] W. Utschick and J. A. Nossek. Downlink beamforming for FDD mobile radio systems based on spatial
covariances. In Proceedings of the European Wireless 99 & ITG Mobile Communications, pages 65–67,
Munich, Germany, 1999.
[305] W. Utschick and W. Weichselberger. A-posteriori codes for multiclass discrimination. In Proceedings
of the European Conference on Circuit Theory and Design, pages 847–850, Stresa, Italy, 1999.
[306] W. Utschick. Error-Correcting Classification Based on Neural Networks. PhD thesis, Technische Universit¨at M¨
unchen, Shaker Verlag, Aachen, Germany, 1998.
[307] W. Utschick. A regularization method for non-trivial codes in polychotomous classification. International
Journal of Pattern Recognition and Artificial Intelligence, 12(4), 1998.
[308] J. A. Nossek, R. Eigenmann, G. Papoutsis, and W. Utschick. Classification systems based on neural networks. In Proceedings of the 5th International Workshop on Cellular Neural Networks and Applications,
pages 26–33, London, England, 1998.
[309] W. Utschick and J. A. Nossek. Error-correcting classification via ML-techniques and regularization. In
Proceedings of the International Workshop on Advanced Black-Box Techniques for Nonlinear Modelling,
pages 35–40, Katholieke Universiteit Leuven, Belgium, 1998.
[310] W. Utschick and J. A. Nossek. How do parallel plug-in classifiers optimally contribute to the overall system. In W. Breuer, editor, Proceedings of the 5th International Workshop on Computational
Intelligence, Fuzzy-Neuro Systems 98, volume 7, pages 82–89, Munich, Germany, 1998. Infix.
[311] W. Utschick and J. A. Nossek. Hybrid optimization of feedforward neural networks for handwritten
character recognition. In Proceedings of the International Conference on Acoustics, Speech, and Signal
Processing, pages 147–150, Munich, Germany, 1997. IEEE Computer Society Press. Invited Paper.
[312] W. Utschick, H.-P. Veit, and J. A. Nossek. Non-trivial codes for polychotomous classification in pattern
recognition. In Proceedings of the International Conference on Engineering Applications of Neural
Networks, pages 25–28, Stockholm, Sweden, 1997.
[313] W. Utschick and J. A. Nossek. Automatischer Entwurf paralleler neuronaler Netze f¨ur Mehrklassenprobleme in der Mustererkennung. In B. J¨ahne, P. Geißler, H. Haußecker, and F. Hering, editors,
Mustererkennung 1996, Informatik aktuell, pages 466–474. Springer, Heidelberg, Germany, 1996.
[314] W. Utschick and J. A. Nossek. Bayesian adaptation of hidden layers in boolean feedforward neural
networks. In Proceedings of the 13th International Conference on Pattern Recognition, pages 229–233,
Vienna, Austria, 1996. IAPR.
[315] W. Utschick, R. Eigenmann, and J. A. Nossek. Hierarchical learning in a multiresolution approach
to neural networks. In Proceedings of the European Conference on Circuit Theory and Design, pages
327–330, Istanbul, Turkey, 1995. IEEE Computer Society Press.
[316] W. Utschick, P. Nachbar, C. Knobloch, A. Schuler, and J. A. Nossek. The evaluation of feature extraction
criteria applied to neural network classifiers. In Proceedings of the 3rd International Conference on
Document Analysis and Recognition, pages 315–318, Montreal, Canada, 1995. IEEE Computer Society
Press.
[317] W. Utschick and J. A. Nossek. Computational learning theory applied to discrete-time cellular neural networks. In Proceedings of the 3rd International Workshop on Cellular Neural Networks and Applications,
pages 159–164, Rome, Italy, 1994. IEEE Computer Society Press.
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