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    • 21. 发明授权
    • Temperature compensated electronic timepiece
    • 温度补偿电子表
    • US3999370A
    • 1976-12-28
    • US645030
    • 1975-12-29
    • Shigeru Morokawa HashimotoYasuhiko Nishikubo
    • Shigeru Morokawa HashimotoYasuhiko Nishikubo
    • G04F5/06H03L1/02G04C3/00
    • G04F5/06H03L1/022H03L1/026
    • An electronic timepiece has an oscillator whose frequency varies with temperature and whose output is fed through an adder to a time-count unit-signal former that divides this output and feeds it through a counter to a time display. A plurality of transistors are biased so as to switch between conductive and nonconductive states at different respective temperatures, this biasing being effected by means of one resistor or a string of series-connected resistors connected across a constant-voltage source. The transistors are connected to a converter which translates their changes of state into a coded digital signal which is combined with signals from the unit-signal former and fed to the adder to vary the oscillator output frequency in such a manner as to compensate for frequency variations caused by temperature change.
    • 电子时钟具有频率随温度变化的振荡器,并且其输出通过加法器馈送到时间计数单位信号形成器,其分频该输出并通过计数器将其馈送到时间显示。 多个晶体管被偏置以在不同的相应温度下在导通状态和非导通状态之间切换,该偏置通过连接在恒定电压源上的一个电阻器或一串串联连接的电阻器来实现。 晶体管连接到转换器,该转换器将其状态变化转换成编码数字信号,该编码数字信号与来自单位信号形成器的信号组合并馈送到加法器以改变振荡器输出频率,以便补偿频率变化 引起温度变化。
    • 24. 发明授权
    • Electric timepiece
    • 电表
    • US07436737B2
    • 2008-10-14
    • US10493898
    • 2003-03-04
    • Masami FukudaKiyotaka IgarashiShinichi KomineRyoji IwakuraShigeru Morokawa
    • Masami FukudaKiyotaka IgarashiShinichi KomineRyoji IwakuraShigeru Morokawa
    • G04B19/24G04B19/04
    • G01D5/2412G04C3/14G04C17/0066
    • An electric watch is characterized by including a transmitting circuit 6 for generating a plurality of transmitted signals, transmitting electrodes 1 and 2 for outputting the output signals generated by the transmitting circuit 6, a signal modulating member 3 composed of a rotor arranged adjacently to the transmitting electrodes 1 and 2 in a non-contact manner for modulating the transmitted signals, a receiving electrode 4 arranged adjacently to the signal modulating member 3 in a non-contact manner for receiving the transmitted signals modulated by the signal modulating member 3, a receiving circuit 7 for amplifying received signals received by the receiving electrode 4, and a detecting circuit 8 for detecting mechanical position information of the signal modulating member 3 based on the received signal amplified by the receiving circuit 7.
    • 电手表的特征在于包括用于产生多个发送信号的发送电路6,用于输出由发送电路6产生的输出信号的发送电极1和2,由与发送电路6相邻布置的转子组成的信号调制部件3 用于调制发射信号的非接触方式的电极1和2;以非接触方式布置在与信号调制构件3相邻的接收电极4,用于接收由信号调制构件3调制的发射信号;接收电路 用于放大由接收电极4接收的接收信号的检测电路7以及用于基于由接收电路7放大的接收信号来检测信号调制部件3的机械位置信息的检测电路8。