Utilizing a contrived dither matrix to enhance the compressibili

Details Utilizing a contrived dither matrix to enhance the compressibili Utilizing a contrived dither matrix to enhance the compressibili

1997-10-15

2000-02-15

Lee, Thomas D.

Image analysis

Image compression or coding

Gray level to binary coding

358456, 358457, G06K 936, G06K 946

Patent

active

06026196&

ABSTRACT:
The present invention reduces the amount of data sent to a printer from a printer driver. Data reduction is achieved by using a dither matrix that is designed to produce compressible images, then using a lossless compression scheme that matches the dither matrix.

REFERENCES:
patent: 4947259 (1990-08-01), Katsuta
patent: 5073966 (1991-12-01), Sato

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