发明名称 |
Contrast enhancement device for led arrays |
摘要 |
A contrast enhancement device for an LED display is achieved by providing rectangular wire screen of substantially the dimensions of the LED-bearing face of a module block LED array. The edges of the rectangular wire screen are ultrasonically welded to the edges of the LED-bearing face of the module block LED array.
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申请公布号 |
US6392614(B1) |
申请公布日期 |
2002.05.21 |
申请号 |
US19960618120 |
申请日期 |
1996.03.19 |
申请人 |
TRANS-LUX CORPORATION |
发明人 |
HIRSCHAUER KARL;DURAY FRED;DOERING JOSEPH M. |
分类号 |
G02B5/20;G02B27/00;G09F9/33;G09G3/06;H01L33/64;H01L51/52;(IPC1-7):G09G3/06 |
主分类号 |
G02B5/20 |
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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