Method of and apparatus for scrambling and decoding television a

Details Method of and apparatus for scrambling and decoding television a Method of and apparatus for scrambling and decoding television a

1983-10-28

1986-03-11

Buczinski, S. C.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358114, H04K 102, H04N 7167

Patent

active

045757534

ABSTRACT:
Television or similar picture scrambling or the like wherein narrow trapping of the visual carrier is effected with one-direction FSK-FM modulated wobbulation of the visual carrier, preferably alternately at different multiples of the horizontal synchronizing frequency.

REFERENCES:
patent: 3175033 (1965-03-01), Blonder et al.
patent: 3813482 (1974-05-01), Blonder
patent: 4095258 (1978-06-01), Sperber
patent: 4163252 (1979-07-01), Mistry et al.
patent: 4268860 (1981-05-01), Blonder

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