H - Electricity – 04 – N
Patent
H - Electricity
04
N
350/26
H04N 7/16 (2006.01) H04N 7/171 (2006.01)
Patent
CA 1089974
SUBSCRIPTION TELEVISION DECODER APPARATUS Abstract of Dislcosure This disclosure is concerned with simplified decoder apparatus for use with depressed horizontal sync scrambled television transmissions, embodying intercarrier detection of picture and sound carriers and FM demodula- tion of audio information including a pilot tone used to restore the video sync signal by controlling an RF gating amplifier.
270667
Mistry Kantilal
Sperber Martin
Blonder-Tongue Laboratories Inc.
Macrae & Co.
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