发明名称 LIQUID CRYSTAL DISPLAY CONTROL DEVICE AND ELECTRONIC DEVICE
摘要 <P>PROBLEM TO BE SOLVED: To provide a liquid crystal display control device capable of operating a liquid crystal display device with adequate power consumption by changing a frequency of a clock for image display, and to provide an electronic device. Ž<P>SOLUTION: The liquid crystal display control device 10 (an LCD controller) controls image display of the liquid crystal display device 40 (LCD). The liquid crystal display control device 10 includes a clock generation part 100 for image display for generating the clock 12 for image display of the liquid crystal display device 40, and a clock frequency change control part 200 for determining whether the frequency of the clock 12 for image display is changed or not based on a predetermined signal received from a host CPU 20 or a set value of an internal register, and controlling to change the frequency of the clock 12 for image display during a time period in which the liquid crystal display device 40 does not display an image. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
申请公布号 JP2009229961(A) 申请公布日期 2009.10.08
申请号 JP20080077216 申请日期 2008.03.25
申请人 SEIKO EPSON CORP 发明人 SHINDO TAKASHI;ONO YOSHITERU
分类号 G09G3/36;G02F1/133;G09G3/20 主分类号 G09G3/36
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