Color graphics system

Details Color graphics system Color graphics system

1988-05-17

1991-11-26

Brier, Jeffery A.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340703, G09G 128

Patent

active

050686445

ABSTRACT:
A color graphics system for use with a computer. The color graphics system utilizes a look-up table having index values to be stored in a frame buffer. The look-up table is addressed by providing color information, such as RGB color information to the table. The index values may be used to index a second look-up table for providing color information, such as RGB color information. The present invention further disclosed methods of insuring index values provided by the look-up table closely approximate the desired color within the available color space. Further the present invention provided methods for performing arithmetic transfer operations on colors represented by indexes in the frame buffer.

REFERENCES:
patent: 4475104 (1984-10-01), Shen
patent: 4641282 (1987-02-01), Ounuma

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