专利名称:CODE KEY READER 发明人:MURAKAMI YASUFUMI 申请号:JP3423784
申请日:19840227
寂寞出租公开号:JPS60179880A谢谢你的爱 川剧版
咱爸咱妈歌曲公开日:
19850913
专利内容由知识产权出版社提供
爱无畏
摘要:PURPOSE:Read a code key surely by adopting optical transfer technology. CONSTITUTION:When a code of a code key 101 is to be read out, the code key 101 is inserted into an insertion port 207 of a code key discrimination part 201. A signal for turning on a battery 104 built in the code key 101 from a code discrimination control part 202 is irradiated as light from a light emitting part 204 to an optical sensor 103 in the code key 101. On the basis of the irradiation, power from the battery 104 is supplied to a circuit part such as a ROM105, the contents, i.e. encoded information, of the ROM105 is read out to a reading circuit 106 and its electric signal is converted into an optical signal by a transmission module 107. The optical signal is detected by a receiving module 205, converted into an electric signal and sent to a code discrimination control part 202 to discriminates its code.
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申请人:HITACHI SEISAKUSHO KK
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