| 发明名称 |
Threshold setting circuit |
| 摘要 |
A threshold setting circuit having a detector for detecting the brightest or highest level of a screen which consists of a plurality of picture elements and a device for setting a threshold value by suitably reducing the brightest or highest level detected by the detector.
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| 申请公布号 |
US4259662(A) |
申请公布日期 |
1981.03.31 |
| 申请号 |
US19790070908 |
申请日期 |
1979.08.29 |
| 申请人 |
HAJIME INDUSTRIES, LTD. |
发明人 |
YOSHIDA, HAJIME |
| 分类号 |
H04N7/18;G06K9/38;G06T5/00;H03K5/08;(IPC1-7):G06K9/38 |
主分类号 |
H04N7/18 |
| 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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