Teletext reception indicator

Details Teletext reception indicator Teletext reception indicator

1983-03-04

1985-05-28

Martin, John C.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

H04N 704

Patent

active

045203920

ABSTRACT:
An indicator is described for alerting a television viewer to the fact that a teletext signal is being received. In the preferred embodiment, the indicator includes a control which senses the detection of the framing code associated with the received teletext signal to actuate an indicator lamp.

REFERENCES:
patent: 3518365 (1970-06-01), Chaddha
patent: 4232394 (1980-11-01), Fujishima
patent: 4251836 (1981-02-01), Moreau
patent: 4303940 (1981-12-01), Ciciora
Insam et al., An Integrated Teletext and Viewdata Receiver, The Sert Journal, vol. 11, pp. 210-213, Oct. 1977.
Norris et al., The Tifax XMII Teletext Decoder, Texas Instruments.
Daniels, Wireless World Teletext Decoders 3-Line and Clock Dividers, Wireless World, vol. 82, No. 148, pp. 37-42, Jan. 1976.

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