Menu-type multi-channel system having a page up/down mode featur

Details Menu-type multi-channel system having a page up/down mode featur Menu-type multi-channel system having a page up/down mode featur

1993-01-04

1996-04-09

Groody, James J.

Television

Basic receiver with additional function

For display of additional information

348567, 348588, 348732, H04N 545

Patent

active

055066283

ABSTRACT:
A menu type multi-channel display system utilizing picture-in-picture (PIP) function and a page up/down mode. The present invention first comprises a first and second tuner to receive broadcasting signals and to output each of the broadcasting signals on a channel. The present invention further comprises a main screen selecting module to select either one of said first and second tuner or a line input signal and to output at least one main screen signal. The present invention further comprises a sub-screen selecting module to select either the first tuner, the second tuner, or a line input signal, and to then output a subscreen signal. The present invention further comprises a VCR signal processing circuit to screen-process the output signals from a reproduction output module of the main screen selecting module and to output a screen signal. The present invention further comprises a PIP processing circuit to input the screen signals from the VCR signal processing circuit and the sub-screen selecting module and to output a PIP multi-screen signal. The present invention further comprises an audio output selecting circuit to select and output phonetic signals processed from the PIP processing circuit to a main screen. The present invention further comprises a control module to control the circuits separately according to the output selection of the tuners, the VCR reproduction mode or the multi-channel page up/down signal.

REFERENCES:
patent: 4914516 (1990-04-01), Duffield

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