发明名称 SYSTEM FOR DETECTING POSITION OF ELECTRIC TIMEPIECE
摘要 PROBLEM TO BE SOLVED: To enhance the reliability of a system for detecting the position of an electric timepiece. SOLUTION: This system for detecting the position of the electric timepiece comprises a transmission circuit which outputs a plurality of transmission signals from a plurality of output signals of an oscillation frequency dividing circuit, a means which contains a plurality of transmission electrodes transmitting the transmission signals, a rotating body and a reception electrode, and modulates the transmission signals, a reception circuit which inputs the modulation signal of the means received by the reception electrode and outputs the reception signal. The transmission electrodes and the reception electrode are arranged so as to be opposed to the almost entire periphery of the rotating plane of the rotating body. COPYRIGHT: (C)2004,JPO
申请公布号 JP2004132854(A) 申请公布日期 2004.04.30
申请号 JP20020298163 申请日期 2002.10.11
申请人 CITIZEN WATCH CO LTD 发明人 FUKUDA MASAMI;IGARASHI SEIKI;KOMINE SHINICHI
分类号 G01D5/24;G04C3/00;(IPC1-7):G01D5/24 主分类号 G01D5/24
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