Satellite network - World Broadcasting Unions

Satellite
network
HEVC and DVB-S2X
implact on the satellite
network design
Vlastimil Benovskyy
Satellite Operations Manager
1
ENCODING
TECHNIQUES
MPEG-2
MPEG-4
H.264
MODULATION
TECHNIQUES
HEVC
H.265
50%
50%
1998
EUROVISION
OPERATED BY EBU
2008
2015
2
ENCODING
TECHNIQUES
MPEG-2
MPEG-4
H.264
MODULATION
TECHNIQUES
HEVC
H.265
50%
50%
SD News [Mbps]
EUROVISION
OPERATED BY EBU
1998
2008
2015
10
5
2
3
ENCODING
TECHNIQUES
MPEG-2
MPEG-4
H.264
MODULATION
TECHNIQUES
HEVC
H.265
50%
50%
SD News [Mbps]
SD Sports [Mbps]
HD Sports [Mbps]
EUROVISION
OPERATED BY EBU
1998
2008
2015
10
20
60
5
10
30
2
5
15
4
ENCODING
TECHNIQUES
MPEG-2
MPEG-4
H.264
MODULATION
TECHNIQUES
HEVC
H.265
DVB-S
QPSK
50%
DVB-S2
8PSK
50%
50%
SD News [Mbps]
SD Sports [Mbps]
HD Sports [Mbps]
EUROVISION
OPERATED BY EBU
DVB-S2X/NS3
16APSK
1998
2008
2015
10
20
60
5
10
30
2
5
15
50%
[MHz]
[MHz]
[MHz]
1998
2008
2015
9
18
36
3
6
18
1
2
9
5
ENCODING
TECHNIQUES
MPEG-2
MPEG-4
H.264
MODULATION
TECHNIQUES
HEVC
H.265
DVB-S
QPSK
50%
DVB-S2
8PSK
50%
50%
SD News [Mbps]
SD Sports [Mbps]
HD Sports [Mbps]
EUROVISION
OPERATED BY EBU
DVB-S2X/NS3
16APSK
1998
2008
2015
10
20
60
5
10
30
2
5
15
50%
[MHz]
[MHz]
[MHz]
1998
2008
2015
9
18
36
3
6
18
1
2
9
SCPC ?
6
SATELLITE TRANSPONDER OPTIMIZATION
Multi-carrier mode:
Transponder output
back-off up to 16 dB
Large receiving
antennas required
EUROVISION
OPERATED BY EBU
7
SATELLITE TRANSPONDER OPTIMIZATION
Multi-carrier mode:
Transponder output
back-off up to 16 dB
Large receiving
antennas required
EUROVISION
OPERATED BY EBU
Single carrier mode:
Transponder at saturation
Small receiving antennas
8
SATELLITE TRANSPONDER OPTIMIZATION
Multi-carrier mode:
Transponder output
back-off up to 16 dB
Single carrier mode:
Transponder at saturation
Small receiving antennas
Large receiving
antennas required
CONCLUSION
For small carriers the Single Channel Per Carrier (SCPC) is not convenient
The Multi Channel Per Carrier (MCPC) to be used
EUROVISION
OPERATED BY EBU
9
SATELLITE TRANSPONDER OPTIMIZATION
Multi-carrier mode:
Transponder output
back-off up to 16 dB
Single carrier mode:
Transponder at saturation
Small receiving antennas
Large receiving
antennas required
CONCLUSION
For small carriers the Single Channel Per Carrier (SCPC) is not convenient
The Multi Channel Per Carrier (MCPC) to be used
Contribution satellite network designed a similar way as the direct-to-home networks.
EUROVISION
OPERATED BY EBU
10
SATELLITE TRANSPONDER OPTIMIZATION
PRACTICAL EXAMPLE
Satellite
Transponder
Eutelsat 10A
Ku-band
Bandwidth
72MHz
Modulation
FEC
Roll-off
16APSK
17/30
5%
Symbol rate
68 Msps
Total info bit rate
200 Mbps
Di
Diameter
t off reception
ti
antennas
t
within
ithi th
the satellite
t llit footprint
f t i t 1.8
1 8 m – 2.4m
24
EUROVISION
OPERATED BY EBU
11
SATELLITE NETWORK TOPOLOGY
THANK YOU
VLASTIMIL BENOVSKY
Satellite Operations Manager
EUROVISION
L’Ancienne-Route 17A
1218 Le Grand-Saconnex
Geneva, Switzerland
T +41(0)22 717 27 59
www eurovision com
www.eurovision.com
OPERATED BY EBU
EUROVISION
OPERATED BY EBU
12

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