发明名称 |
System for the detection of information in the form of electromagnetic radiation and reading the detected information |
摘要 |
It comprises information photodetection means (2), which have N photodetectors (6), each photodetector being able to supply a current having an information-carrying component and a non-information carrying component, N being an integer at least equal to 1, reading means (4) for the thus detected information and which use for this purpose the current supplied by each photodetector, and N other regulatable means (22) respectively associated with the N photodetectors each other regulatable means being able to extract a regulatable intensity current from the current supplied by the associated photodetector prior to the use of said latter current by the reading means.
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申请公布号 |
US5008544(A) |
申请公布日期 |
1991.04.16 |
申请号 |
US19890382427 |
申请日期 |
1989.07.19 |
申请人 |
COMMISSARIAT A L'ENERGIE ATOMIQUE |
发明人 |
NICOLAS, PIERRE;PANTIGNY, PHILIPPE |
分类号 |
H01L27/148;H04N5/217;H04N5/359 |
主分类号 |
H01L27/148 |
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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