发明名称 |
PROJECTION TYPE COLOR IMAGE DISPLAY UNIT |
摘要 |
In a projection type color display unit having three optical shutters formed on substrates corresponding to three primary colors, a color separation circuit and a digitalizing circuit are provided on each substrate having the optical shutter, and signals corresponding to the respective colors which are outputted from those three digitalizing circuits are compared with each other and arithmetically operated, to thereby reduce a noise.
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申请公布号 |
US2002041341(A1) |
申请公布日期 |
2002.04.11 |
申请号 |
US20010014567 |
申请日期 |
2001.12.11 |
申请人 |
SEMICONDUCTOR ENERGY LABORATORY CO., LTD., A JAPANESE CORPORATION |
发明人 |
YAMAZAKI SHUNPEI |
分类号 |
G02F1/13;G02F1/133;G09G3/20;G09G3/36;H04N9/31;(IPC1-7):H04N9/31;H04N5/74 |
主分类号 |
G02F1/13 |
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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