Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1990-02-02
1993-08-17
Weldon, Ulysses
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
382 56, 3582612, B09G 3300
Patent
active
052373169
ABSTRACT:
A display device having 8-bit architecture includes a decoder for decoding 8-bit bytes of data representative of pixel intensities of 12 bits sufficiently fast to enable the display in flicker-free manner of an image having a frame of 1024.times.1024 pixels. The decoder is hardware based and consists of electronic circuitry without the use of programmed devices incorporating software logic. The decoder may be utilized in new display devices or used to retrofit existing 8-bit architecture display devices. An encoder is also disclosed for encoding 12-bit pixel data into 8-bit data for storage or transmission to the display device.
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"A Method for the Construction of Minimum-Redundancy Codes" by David A. Huffman, Proceedings of the I.R.E. 40, 10 pp. 1098-1100 (1952).
Cox, Jr. Jerome R.
Moore Stephen M.
Chow Doon Yue
Washington University
Weldon Ulysses
LandOfFree
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