发明名称 |
LIQUID CRYSTAL DISPLAY DEVICE AND ELECTRONIC DEVICE |
摘要 |
It is an object to suppress deterioration of a displayed still image which is caused when a refresh rate is reduced. A liquid crystal display device includes a display portion controlled by a driver circuit and a timing controller for controlling the driver circuit. An image signal for displaying a still image is supplied to the timing controller. By the timing controller, a refresh rate in displaying an image corresponding to an image signal on the display portion reduced as a gray level number of the image signal is smaller.
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申请公布号 |
US2011199404(A1) |
申请公布日期 |
2011.08.18 |
申请号 |
US201113021215 |
申请日期 |
2011.02.04 |
申请人 |
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. |
发明人 |
UMEZAKI ATSUSHI;MIYAKE HIROYUKI |
分类号 |
G09G5/10;G02F1/1368 |
主分类号 |
G09G5/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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