Multicolor display control method for liquid crystal display

Details Multicolor display control method for liquid crystal display Multicolor display control method for liquid crystal display

1998-04-03

2000-02-22

Shalwala, Bipin

Computer graphics processing and selective visual display system

Display peripheral interface input device

345 89, 345147, 345150, 345155, 345431, 345432, G09G 504

Patent

active

060285885

ABSTRACT:
A dither circuit for reproducing a plurality of colors includes a latch having input terminals for receiving L input data bits and a clock signal, and having output terminals for outputting L output bits, a bit divider having input terminals for receiving the L output bits and a function selection signal, and having output terminals for outputting high M bits and low L-M bits, a function selector having an input terminal for receiving a low bit number signal and an output terminal for outputting a dither method signal, a frame rate and dither timing generator having a first input terminal for receiving the clock signal, a second input terminal for receiving a horizontal sync signal, a third input terminal for receiving a vertical sync signal and a fourth input terminal for receiving the dither method signal, and having output terminals for outputting dither timing bits, a frame rate dither controller having input terminals for receiving the low L-M bits and the dither timing bits, and an output terminal for outputting a dither data bit, and an adder having input terminals for receiving the dither data bit and the high M bits, and output terminals outputting for M output data bits.

REFERENCES:
patent: 5138303 (1992-08-01), Rupel
patent: 5469190 (1995-11-01), Masterson
patent: 5734369 (1998-03-01), Priem et al.
patent: 5748163 (1998-05-01), Han
patent: 5920305 (1999-07-01), Yoon

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