Image signal control circuit for multi-gradation liquid crystal display with digital to analogue converter and control method therefor

作者: Kato Fumihiko

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摘要: An image signal control circuit including digital-to-analog conversion (11a) having a first reference voltage terminal to be supplied with predetermined value, second and third terminals gradation values, switching unit (113) for outputting one value of gradated analog data obtained by the division voltage, (12a) selectively operating based on digital data, sample hold input clock frame switch polarity an output at every period.

参考文章(4)
Gilbert Martel, Alan Lelah, Patrice Senn, Sample and hold circuit for a liquid crystal display panel ,(1991)
Junji Nakatsuka, Shoichi Takeshita, Tetsuro Ohmori, Yoshito Date, Yoshio Imamura, Liquid crystal display control system ,(1992)
Akira Yukawa, Digital-to-analog converter ,(1985)