Video memory

Details Video memory Video memory

1993-05-26

1995-12-05

Britton, Howard W.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358335, 360 101, H04N 576

Patent

active

054734436

ABSTRACT:
A video memory comprises a video store for storing video data comprising a plurality of input video data blocks, each input video data block comprising a plurality of pixel data words and one or more ancillary data words associated with that input video data block. The video memory allows the stored pixel data words to be read out, along with their associated ancillary data word(s), in a transposed order and comprises means for reading the ancillary data words associated with a predetermined sequence of input video data blocks into a recirculating output buffer, and serial reading means for reading successive output video data blocks from the video store, each output video data block comprising pixel data words from the predetermined sequence of the input video data blocks, the serial reading means and the recirculating output buffer being operable to output concurrently each pixel data word in each output video data block with its associated ancillary data word(s).

REFERENCES:
patent: 4099258 (1978-07-01), Parsons
patent: 4698698 (1987-10-01), Collins
patent: 4931870 (1990-06-01), den Hollander
patent: 5043830 (1991-08-01), Nobuhiro
patent: 5060077 (1991-10-01), Koya et al.
patent: 5179451 (1993-01-01), Takeshita et al.

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