Standardized DVB-T2 RF specifications - DigitalEurope
Standardized DVB-T2 RF specifications - DigitalEurope Standardized DVB-T2 RF specifications - DigitalEurope
PLP 1 PLP_ID 0 0 0 0 PLP_GROUP_ID 0 1 0 0 Type 1 1 2 2 Modulation 256QAM 256QAM 256QAM 256QAM Rate 2/3 3/5 2/3 2/3 FEC Type 64800 64800 64800 64800 Rotated QAM Yes Yes Yes Yes FEC blocks per interleaving frame Max FEC blocks per interleaving frame Comma-separated list gives the number of blocks in each Interleaving Frame dynamic 200 dynamic dynamic Value for configurable signalling. May exceed the max value used 57 200 57 57 derived parameter 1 3 1 1 TI blocks per frame (N_TI) T2 frames per Interleaving Frame (P_I) derived parameter 1 1 1 1 Frame Interval (I_JUMP) 1 1 1 1 First frame index 0 0 0 0 Input stage Mode HEM HEM HEM HEM ISSY Yes Yes Yes Yes BUFS 1613824 2097152 1671168 1662976 Design delay (samples) 939080 719388 935798 939195 Null packet deletion Not required in Single PLP (I.G. 7.7.3.1) Yes No Yes Yes In Band Signalling Type A No Type A Type A Number of other PLPs in-band signalling Number of NULL packets inserted each time (p) Frequency of NULL packets insertion in packets (q) PLP 2 0 0 0 PLP_ID 1 1 1 PLP_GROUP_ID 0 0 0 Type 1 2 2 >>22 of 27
Modulation 256QAM 256QAM 256QAM Rate 2/3 2/3 2/3 FEC Type 64800 64800 64800 Rotated QAM Yes Yes Yes FEC blocks per interleaving frame dynamic dynamic dynamic Max FEC blocks per interleaving frame 57 57 57 TI blocks per frame (N_TI) 1 1 1 T2 frames per Interleaving Frame (P_I) 1 1 1 Frame Interval (I_JUMP) 1 1 1 First frame index 0 0 0 Input stage Mode HEM HEM HEM ISSY Yes Yes Yes BUFS 1613824 1671168 1662976 Design delay (samples) 939080 935798 939195 Null packet deletion Yes Yes Yes In Band Signalling Type A Type A Type A Number of other PLPs in-band signalling Number of NULL packets inserted each time (p) Frequency of NULL packets insertion in packets (q) PLP 3 0 0 0 PLP_ID 2 2 2 PLP_GROUP_ID 0 0 0 Type 1 2 2 Modulation 256QAM 256QAM 256QAM Rate 2/3 2/3 2/3 FEC Type 64800 64800 64800 Rotated QAM Yes Yes Yes FEC blocks per interleaving frame Max FEC blocks per interleaving frame TI blocks per frame (N_TI) dynamic dynamic dynamic 22 57 57 1 1 1 >>23 of 27
- Page 1 and 2: DIGITALEUROPE White paper: Standard
- Page 3 and 4: All single PLP modes use HEM (High
- Page 5 and 6: (C/N)0dB_table_44 = 0dB echo C/N fo
- Page 7 and 8: 8- 4- Immunity to LTE signals in ot
- Page 9 and 10: Table 8 - Immunity to co-channel in
- Page 11 and 12: 10- 2- MFN multipath performance 10
- Page 13 and 14: Test No Pulses per burst Figure 3 -
- Page 15 and 16: FEC Type 64800 64800 64800 64800 64
- Page 17 and 18: REFERENCES AND ACKNOWLEDGEMENTS 1.
- Page 19 and 20: TS0 TS1 PLP0 PLP1 Common PLP Figure
- Page 21: only only only Frames per superfram
- Page 25 and 26: Design delay (samples) 939080 93579
- Page 27: ABOUT DIGITALEUROPE DIGITALEUROPE r
Modulation 256QAM 256QAM 256QAM<br />
Rate 2/3 2/3 2/3<br />
FEC Type 64800 64800 64800<br />
Rotated QAM Yes Yes Yes<br />
FEC blocks per<br />
interleaving frame<br />
dynamic dynamic dynamic<br />
Max FEC blocks per<br />
interleaving frame<br />
57 57 57<br />
TI blocks per frame<br />
(N_TI)<br />
1 1 1<br />
<strong>T2</strong> frames per<br />
Interleaving Frame<br />
(P_I)<br />
1 1 1<br />
Frame Interval<br />
(I_JUMP)<br />
1 1 1<br />
First frame index 0 0 0<br />
Input stage<br />
Mode HEM HEM HEM<br />
ISSY Yes Yes Yes<br />
BUFS 1613824 1671168 1662976<br />
Design delay (samples) 939080 935798 939195<br />
Null packet deletion Yes Yes Yes<br />
In Band Signalling Type A Type A Type A<br />
Number of other PLPs<br />
in-band signalling<br />
Number of NULL<br />
packets inserted each<br />
time (p)<br />
Frequency of NULL<br />
packets insertion in<br />
packets (q)<br />
PLP 3<br />
0 0 0<br />
PLP_ID 2 2 2<br />
PLP_GROUP_ID 0 0 0<br />
Type 1 2 2<br />
Modulation 256QAM 256QAM 256QAM<br />
Rate 2/3 2/3 2/3<br />
FEC Type 64800 64800 64800<br />
Rotated QAM Yes Yes Yes<br />
FEC blocks per<br />
interleaving frame<br />
Max FEC blocks per<br />
interleaving frame<br />
TI blocks per frame<br />
(N_TI)<br />
dynamic dynamic dynamic<br />
22 57 57<br />
1 1 1<br />
>>23 of 27
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