Channel-scanning picture-in-picture-in-picture television receiv

Details Channel-scanning picture-in-picture-in-picture television receiv Channel-scanning picture-in-picture-in-picture television receiv

1992-03-31

1993-09-21

Kostak, Victor R.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358183, 358 22, H04N 550

Patent

active

052473651

ABSTRACT:
A television receiver is adapted for displaying, in superimposition on a master picture of a channel received by a first tuner, a slave picture of a channel received by a second tuner. The television receiver includes a scanner key for scanning the channel received by the second tuner, a return key for terminating the scanning and a controlling circuit responsive to the operation of the scanner key and the return key for selecting the channel to be received by a receiving circuit. The scanner key is operated to scan the channels received by the second tuner and the return key is operated to terminate the channel scanning to select a desired channel to be received.

REFERENCES:
patent: 4623915 (1986-11-01), Bolger
patent: 4774582 (1988-09-01), Hakamada et al.
patent: 5045946 (1991-09-01), Yu
patent: 5047867 (1991-09-01), Strubbe et al.
patent: 5144938 (1992-09-01), Kim

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