发明名称 |
Voltage generating circuit, and common electrode drive circuit, signal line drive circuit and gray-scale voltage generating circuit for display devices |
摘要 |
A drive circuit for a display device supplying a plurality of gray-scale voltages to the display device, based on externally supplied digital video signal data, includes: a plurality of gray-scale power supplies, a plurality of drive power supplies, a unit for forming a first part of the plurality of gray-scale voltages using the gray-scale voltage power supplies, and a unit for forming a second part of the plurality of gray-scale voltages using the drive power supplies.
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申请公布号 |
US5929847(A) |
申请公布日期 |
1999.07.27 |
申请号 |
US19940194151 |
申请日期 |
1994.02.09 |
申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
YANAGI, TOSHIHIRO;OKADA, HISAO;NISHITANI, TADATSUGU;YAMAMOTO, YUJI;TAKARADA, TAKESHI |
分类号 |
G09G3/20;G09G3/36;H04N3/12;(IPC1-7):G09G5/00 |
主分类号 |
G09G3/20 |
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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