发明名称 |
LIQUID CRYSTAL DISPLAY SYSTEM WITH VARIABLE BACKLIGHTING FOR DATA PROCESSING MACHINE |
摘要 |
A data processing device is provided with a liquid crystal display incorporating electroluminescent backlighting, in which the electroluminescent backlighting panel is provided with several degrees of luminosity. A selection circuit specifies the degree of luminosity to allow the electroluminescent backlighting panel to generate the selected luminosity level.
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申请公布号 |
US5144292(A) |
申请公布日期 |
1992.09.01 |
申请号 |
US19860886423 |
申请日期 |
1986.07.17 |
申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
SHIRAISHI, TOMIKATSU;KAWANO, ISAO |
分类号 |
G02F1/1335;G02F1/133;G09F9/00;G09G3/18;G09G3/30;G09G3/34 |
主分类号 |
G02F1/1335 |
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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