High definition television augmentation channel

Details High definition television augmentation channel High definition television augmentation channel

H - Electricity

04

N

350/40, 350/56

H04N 7/08 (2006.01) H04N 7/26 (2006.01) H04N 11/24 (2006.01) H04N 7/24 (2006.01)

Patent

CA 1321014

PHA.21409 29-8-1988 ABSTRACT: High definition television augmentation channel. High transmission and reception quality is achieved in a high definition television system, with minimum intra-channel interference, by digitally encoding the enhancement information and employing spread-spectrum modulation techniques.

583197

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