发明授权
- 专利标题: Liquid crystal display unit with a plurality of subpixels
- 专利标题(中): 具有多个子像素的液晶显示单元
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申请号: US450622申请日: 1995-05-25
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公开(公告)号: US5610739A公开(公告)日: 1997-03-11
- 发明人: Mitsuhiro Uno , Yoneharu Takubo , Katsuhiko Kumagawa , Satoshi Asada , Naomi Takada
- 申请人: Mitsuhiro Uno , Yoneharu Takubo , Katsuhiko Kumagawa , Satoshi Asada , Naomi Takada
- 申请人地址: JPX Osaka
- 专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人地址: JPX Osaka
- 优先权: JPX6-118828 19940531; JPX6-299595 19941202; JPX6-320277 19941222; JPX7-012138 19950130
- 主分类号: G02F1/1335
- IPC分类号: G02F1/1335 ; G02F1/1343 ; G02F1/1362 ; G02F1/136
摘要:
A liquid crystal display unit including a plurality of subpixels in each pixel provides superior gradation over a wide viewing angle, and is produced with no increase in manufacturing cost and no deterioration of desired properties (such as reduction in brightness, contrast and response). No additional manufacturing step is required since a control capacitor electrode is formed at the same time as source and drain electrodes constituting a thin-film transistor. By controlling the ratio of display area and the difference in applied voltage of the subpixels, preferable viewing angle properties are obtained. The display properties at the boundary of subpixels are improved by controlling the gap width and the direction of boundary of the subpixels, thus providing a bright display.
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