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DVB T2 vs ATSC 3.0 | Difference between DVB T2 and ATSC 3.0

This page compares DVB T2 vs ATSC 3.0 and mentions difference between DVB T2 and ATSC 3.0.

Specifications DVB-T2 ATSC 3.0
Outer code BCH BCH, CRC, None
LDPC size 16200, 64800 bis 16200, 64800 bits
LDPC code rate 1/2 , 3/5, 2/3, 3/4, 4/5, 5/6 {2,3,4,5,6,7,8,9,10,11,12,13}/15
Modulation QPSK, 16QAM, 64QAM, 256QAM QPSK, 2D-16NUC, 2D-64NUC, 2D-256NUC, 1D-1024NUC, 1D-4096 NUC (non uniform constellation)
Rotated constellation yes no
Time interleaver block interleaver CI (S-PLP), hybrid BI + CI (M-PLP)
TI size (cells) 219 + 215 219 ,
220 (QPSK)
Multiplexing TDM LDM, FDM, TDM
Max. frame size 250 ms 5 sec
MISO (Multiple Input Single Output) Alamouti (twice pilot overhead) TDCFS (same pilot overhead)
FFT size 1K, 2K, 4K, 8K, 16K, 32K 8K, 16K, 32K
Guard Interval 1/128, 1/32, 1/16, 19/256, 1/8, 19/128, 1/4 3/512, 3/256, 1/64, 3/128, 1/32, 3/64, 1/16, 19/256, 3/32, 57/512, 3/16, 1/8, 19/128, 1/4 (symbol and time aligned frames )
Multiple PLPs per service No ( 1 common PLP) Yes (upto 4)
Link layer encapsulation MPEG-2 TS ALP
Main transport protocol TS IP
minimum/maximum data rate over 6MHz BW 5.6 Mbps/ 38 Mbps 1 Mbps/ 57 Mbps
SNR operating range From 1 dB to 22 dB From -6.2 dB to +32 dB
entry point to the system P1 (7 bits, -5dB SNR @ AGWN) Bootstrap (24 bits, -9.5 dB SNR @ AWGN)
Channel Bonding No Yes (two RF channels)
MIMO No Yes, (not mandatory for the receivers)

This tabular comparison between DVB T2 and ATSC 3.0 is very useful to understand features of DVB T2 and its successor ATSC 3.0 standard.

ATSC 3.0 Basics Tutorial

ATSC 3.0 Protocol Stack

This ATSC 3.0 tutorial covers basics of ATSC 3.0 TV technology including features. It mentions ATSC 3.0 protocol stack, ATSC 3.0 Physical layer, ATSC 3.0 Frame structure and ATSC 3.0 advantages or benefits.
Follow ATSC 3.0 tutorial➤.


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