Television signal encoding apparatus

Details Television signal encoding apparatus Television signal encoding apparatus

H - Electricity

04

N

H04N 5/44 (2006.01) H04N 7/081 (2006.01) H04N 7/167 (2006.01) H04N 7/169 (2006.01) H04N 11/24 (2006.01)

Patent

CA 2094723

2094723 9208318 PCTABS00013 In a widescreen television signal processing system, side panel video information (IS; YSH/QS) is scrambled (749; 753) prior to modulating (751; 762) an auxiliary subcarrier which is ultimately combined (770) with main panel video information. In a preferred embodiment the scrambling process involves rotation of image line information about a pseudorandomly chosen cut-point. In a widescreen television signal receiver, corresponding unscrambling processes are utilized.

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