情報科学研究科 特別セミナー

情報科学研究科 特別セミナー
テーマ
~EU FP7 RESCUE Project: General Introduction,
achievements during the first year, and my impression
of working as a work package leader of an EU project~
講演者:TERVO, Valtteri Topias
Researcher, Department of Communication Engineering,
University of Oulu, PhD, JAIST-UOulu Dual Degree Program
日 時:平成27年3月20日(金)15:00~16:30
場 所:情報科学研究科講義棟 大講義室 (IS Lecture Hall)
講演要旨:
Relaying is a necessary tool in order to enable the connection between the transmitter
and receiver that are far apart from each other. Current cellular communications
systems are planned using accurate/strict link budget allocation mechanisms, in order
to keep the probability of outage in an acceptable range. The whole communication
chain (coding, signaling chain, but as well as higher layer protocols) is optimized for
the operation in this range. Therefore, communication services perform poorly or fail
completely in unpredictable environments. RESCUE is an EU project proposing an
integrated concept “links on the fly” which encompasses the key technologies of
distributed joint source/channel coding in lossy wireless networks, exploitation of
multi-path information transfer in wireless mesh networks, distributed and centralized
MAC/network protocols for channel access, and routing, cross-layer design for
interference management and error control. This will allow to achieve successful and
robust information transfer through multi-path networks that are constructed from
lossy point-to-point links, adaptability of information quality to the specific quality of
service (QoS) requirements of applications and devices for higher spectrum and
energy efficiency and the integration of diverse communication infrastructure such as
base stations, relays, and satellites, and terminals for network robustness and fast
provision of communication. In practice, such situations are frequent in today’s
wireless networks with mobility of nodes, high density cells, dynamic and opportunistic
frequency management that has impact on the on-going communications and future
5G networks challenges. This presentation is about to give an overview of RESCUE
as a project and introduce the basic idea. Furthermore, an overview of the first year ’s
theoretical and practical results on physical layer is provided.
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