Television receiver with multiple picture screen at appropriate

Details Television receiver with multiple picture screen at appropriate Television receiver with multiple picture screen at appropriate

1994-12-19

1996-01-02

Groody, James J.

Television

Basic receiver with additional function

For display of additional information

348567, 348568, 348566, 348584, 348588, H04N 545

Patent

active

054813158

ABSTRACT:
A television receiver has horizontal reducing filter and a vertical reducing filter independently responsive to a first filter control signal and a second filter control signal for reducing auxiliary luminance/chrominance signals indicative of a sub-picture at an arbitrary aspect ratio, and a display unit reproduces a main picture and a reduced auxiliary picture on a screen in an overlapped manner.

REFERENCES:
patent: 4992874 (1991-02-01), Willis
patent: 5138455 (1992-08-01), Okumura
patent: 5251015 (1993-10-01), Rumreich

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