Frame buffer memory with look-up table

Details Frame buffer memory with look-up table Frame buffer memory with look-up table

1997-10-28

2000-03-28

Tung, Kee M.

Computer graphics processing and selective visual display system

Computer graphic processing system

Integrated circuit

345509, 345435, 345508, G06F 1576

Patent

active

060438290

ABSTRACT:
A frame buffer memory includes, on a semiconductor substrate: a DRAM array in which image information including frame information and window information are stored; two serial access memories for serially outputting the image information read from DRAM array by interleave method; a look-up table for outputting a selection signal in accordance with window information input; and a multiplexer for selectively outputting frame information input in accordance with said selection signal.

REFERENCES:
patent: 4985848 (1991-01-01), Pfeiffer et al.
patent: 5289575 (1994-02-01), Godfrey
patent: 5386505 (1995-01-01), Beattie et al.
patent: 5473566 (1995-12-01), Rao
patent: 5544306 (1996-08-01), Deering et al.
patent: 5694143 (1997-12-01), Fielder et al.
patent: 5712664 (1998-01-01), Reddy
patent: 5867180 (1999-02-01), Katayama et al.

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