发明名称 Image input device
摘要 The present invention relates to an image input device including a substrate, a light sensor, a light emitter, and a light guide. The light sensor, the light emitter, and the light guide are provided on the substrate. The light emitted from the light emitter is guided to a position above the light sensor by the light guide.
申请公布号 US2003103686(A1) 申请公布日期 2003.06.05
申请号 US20020301746 申请日期 2002.11.22
申请人 CANON KABUSHIKI KAISHA 发明人 OGURA MAKOTO
分类号 G06T1/00;G06K9/00;(IPC1-7):G06K7/10;G06K9/20 主分类号 G06T1/00
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