KR930005464A - Dot Pitch Compensation Circuit of LCD Projector - Google Patents

Abstract

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Description

Dot Pitch Compensation Circuit of LCD Projector

Since this is an open matter, no full text was included.

1 is a circuit diagram according to the present invention,

2 is a liquid crystal pixel structure diagram of a monitor;

3 is a diagram illustrating a control signal and an output signal of the multiplexer.

Claims (1)

A luminance / color separator (1) for separating the luminance signal (Y) and a color signal among the input composite video signals, a color signal processing and matrix circuit (2) for processing the separated luminance signal and color signal, and the matrix circuit A dot pitch compensating circuit of a liquid crystal projector having a color signal amplifying circuit (3) for amplifying an output color signal; Each of the R, G, and B signals output from the color signal amplifying circuit 3 is inputted to include a transistor and a delay circuit, respectively, and delayed by a half dot pitch to the even or odd lines among the signals supplied to the liquid crystal. Color signal output and delay circuits 4, 5, and 6; A multiplexer (7) for selecting and applying the signals output from the color signal output and delay circuits (4, 5, 6) to the liquid crystal; And a liquid crystal controller (8) for controlling the multiplexer (7). ※ Note: The disclosure is based on the initial application.