Television receiver for receiving multi-standards

Details Television receiver for receiving multi-standards Television receiver for receiving multi-standards

1998-09-28

2000-10-24

Powell, Mark R.

Television

Basic receiver with additional function

Multimode

348542, 348553, 348555, 348556, H04N 544, H04N 5445, H04N 546, H04N 545

Patent

active

061375373

ABSTRACT:
A multi-standard television receiver in accordance with the present invention includes a plurality of video signal processing blocks having tristate functions at their output terminals, at least one memory block used in common for a plurality of video signal processing blocks and a video signal processing selection means for selecting one of the video signal processing blocks and independently controlling the output terminals of the video signal processing blocks using elements having a tristate function and can reduce power consumption by working only a selected video signal processing block and stopping the other video signal processing blocks. Further, using elements having a tristate function, possibility of element breakdown at selection and control of the elements can be removed.

REFERENCES:
patent: 4546377 (1985-10-01), Kasagi et al.
patent: 4962428 (1990-10-01), Tong et al.
patent: 4996718 (1991-02-01), Shiomi
patent: 5353065 (1994-10-01), Katsumata
patent: 5374962 (1994-12-01), Klink
patent: 5461427 (1995-10-01), Duffield et al
patent: 5475436 (1995-12-01), Watanabe
patent: 5557337 (1996-09-01), Scarpa
patent: 5751375 (1998-05-01), Ninomiya
patent: 5796442 (1998-08-01), Gove

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