Sampling clock reproducing device

Details Sampling clock reproducing device Sampling clock reproducing device

1978-03-01

1980-05-06

Griffin, Robert L.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358 20, 358138, H04N 708

Patent

active

042020123

ABSTRACT:
A sampling clock reproducing device wherein binary coded signals representative of letters or other patterns which are superimposed on the television signal and the pilot signal superimposed before the binary coded signals in order to indicate the phase thereof are received, and the phase of the pilot signal is detected whereby clock pulses for sampling the binary coded signals are reproduced.

REFERENCES:
patent: 3507985 (1970-04-01), Brevkink et al.
patent: 3576391 (1971-04-01), Houghton
patent: 3801917 (1974-04-01), Weinstein
Darrington--Wireless World Teletext Decoder--Wireless World--vol. 81 #1479 pp. 498-504 Nov. 1975.

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