发明名称 |
Energy-saving circuit for flat display devices illuminated from behind, has sources of light shaped as bars and spots arranged in a reflective casing behind the display |
摘要 |
<p>Lights (7) are individually triggered. An evaluator circuit (13) uses image data to be displayed on a flat display (1) to ascertain an active display surface and relies on this to switch the lights on partially, which are located behind a screen's passive surfaces.</p> |
申请公布号 |
DE10354238(A1) |
申请公布日期 |
2005.06.30 |
申请号 |
DE2003154238 |
申请日期 |
2003.11.19 |
申请人 |
LOEWE OPTA GMBH |
发明人 |
KRAUS, HEINZ |
分类号 |
G02F1/13357;G09F9/35;G09G3/34;(IPC1-7):G09G3/34 |
主分类号 |
G02F1/13357 |
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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