H - Electricity – 04 – N
Patent
H - Electricity
04
N
350/97
H04N 1/44 (2006.01) H04N 7/16 (2006.01)
Patent
CA 1101116
ABSTRACT OF THE DISCLOSURE A subscription TV decoder for processing encoded audio and video signals in which the TV program audio information is received as an audio subcarrier includes means for decoding the video signal, a filter for separating the decoded video and audio signals, and a filter for separating the audio signal from the audio information subcarrier. The audio information subcarrier is multiplied to raise it to the frequency of the audio signal and is then recombined with the decoded video signal.
302176
Gall Richard C.
Guif Stanley E.
Nimmer Terry L.
Weigt Donald A.
Wolenec Glenn
George H. Riches And Associates
Oak Industries Inc.
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