0490552-A2 is referenced by 90 patents and cites 3 patents.

Unequal error protection is provided for an HDTV signal (101) by separately coding (in 120,130) each one of the classes of information (on 20,30) in the HDTV signal by using a conventional coded modulation scheme and then time-division-multiplexing (in 140) the various coded outputs for transmission.

Title
Multiplexed coded modulation with unequal error protection.
Application Number
EP19910311196 19911202
Publication Number
0490552 (A2)
Application Date
December 2, 1991
Publication Date
June 17, 1992
Inventor
Wei Lee Fang
US
Wang Jun Der
US
Chung Hong Yang
US
Assignee
American Telephone & Telegraph
US
IPC
H04N 07/13
H04L 27/34
H04N 07/64
H04N 07/30
H04N 07/26
H04N 07/24
H04N 07/015
H04N 05/44
H04L 27/34
H03M 13/00
H04B 14/04
H04N 07/64
H04N 07/30
H04N 07/26
H04N 07/24
H04N 07/015
H04N 05/44
H04L 27/34
H03M 13/35
H04B 14/04
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