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    • 1. 发明公开
    • ELECTRONIC MACHINE WITH VIBRATORY ALARM
    • ELEKTRONISCHESGERÄTMIT VIBRATIONSALARM。
    • EP0585470A1
    • 1994-03-09
    • EP93906791.4
    • 1993-03-18
    • CITIZEN WATCH CO. LTD.
    • MIYAUCHI, NorioNITTA, TatsuoMURAKAMI, Tomomi
    • G04C3/14G04B25/04G04G13/02
    • G04G13/021G04B25/04
    • A small electronic machine with a vibratory alarm driven by a flat stator type bipolar stepping motor having a rotor of a high durability, capable of being assembled easily, consuming less electric power, capable of being started stably at all times and capable of being rotated at a high speed. This electronic machine generates vibration by rotating an eccentric weight (2) fixed to a rotor (1) which is rotated by a rotary driving system provided with driving pulse generating means (112, 113, 114) adapted to output pulse signals for driving the stepping motor on the basis of an alarm signal outputted at the alarming time, a driving circuit (110) for supplying a driving current to a driving coil (303) on the basis of pulse signals from the driving pulse generating means, a flat stator (6) adapted to transmit a magnetomotive force occurring in the driving coil to the rotor (1), a coil (306) for detecting a back electromotive force occurring due to the rotation of the rotor, and magnetic pole-position detecting means (107, 115, 116) adapted to detect the position of the magnetic pole of the rotor (1) rotating with respect to the flat stator (6) on the basis of the back electromotive force occurring in the back electromotive force detecting coil, and output a detected signal for controlling the output time for a pulse signal from the driving pulse generating means (113) to the same driving pulse generating means.
    • 具有由具有高耐久性的转子的扁平定子型双极步进电机驱动的振动报警器的小型电子机器,能够容易地组装,消耗更少的电力,能够始终稳定地起动并能够在 高速。 该电子机器通过旋转固定到转子(1)上的偏心重物(2)产生振动,该转子由旋转驱动系统旋转,旋转驱动系统设有驱动脉冲产生装置(112,113,114),该驱动脉冲产生装置适于输出用于驱动步进 基于在报警时间输出的报警信号,根据来自驱动脉冲发生装置的脉冲信号向驱动线圈(303)提供驱动电流的驱动电路(110),平坦定子(6) ),用于将在驱动线圈中产生的磁动势传递到转子(1),用于检测由于转子旋转而产生的反电动势的线圈(306)和磁极位置检测装置 ,116),其基于所述反电动势检测线圈中产生的反电动势,检测相对于所述扁平定子(6)旋转的所述转子(1)的磁极的位置,并输出检测信号 对于c 将来自驱动脉冲发生装置(113)的脉冲信号的输出时间控制在同一个驱动脉冲发生装置上。
    • 2. 发明公开
    • TIME INFORMATION MANAGEMENT SYSTEM
    • VERWALTUNGSSYTEMFÜRZEITINFORMATIONEN
    • EP0933689A1
    • 1999-08-04
    • EP98919569.8
    • 1998-05-12
    • Citizen Watch Co., Ltd.
    • KIHARA, HiroyukiUMEMOTO, ToshioMURAKAMI, TomomiSASE, Masahiro
    • G04G5/00
    • G04R20/08
    • A time information management system with a simple configuration that instantaneously causes the individual time information of a plurality of timekeeping means within a prescribed area to coincide with standard time information, is formed by time information signal generating means that generates time information that includes standard time information, a time information adjusting means that includes within it a first timekeeping means, receives a time information signal, and outputs time information of the timekeeping means, and second timekeeping means 5-1, 5-2, · · · , 5-n that are disposed in an area surrounding the time information adjusting means 3, the time information adjusting means 3 including a standard time information extraction means for extracting standard time information from the time information signal of the time information signal generating means 2, a standard time correcting means 7 that corrects the first timekeeping means 4 within the time information adjusting means 3 to the standard time information, and a time information output means 8 that causes output of the standard time from the first timekeeping means 4, the standard time being received by the second timekeeping means and the kept time stored in the second timekeeping means being corrected based on the standard time.
    • 具有简单配置的时间信息管理系统由时间信息信号产生装置形成,该时间信息管理系统在时间信息生成装置中形成具有标准时间信息的时间信息,该时间信息管理系统使得在规定区域内的多个计时装置的各个时间信息与标准时间信息一致, 时间信息调整装置,在其内部包括第一计时装置,接收时间信息信号,并输出计时装置的时间信息和第二计时装置5-1,5-2。 。 。 设置在时间信息调整装置3周围的区域中的5-n,时间信息调整装置3包括:标准时间信息提取装置,用于从时间信息信号产生装置2的时间信息信号中提取标准时间信息, 标准时间校正装置7,将时间信息调整装置3内的第一计时装置4校正为标准时间信息;以及时间信息输出装置8,其从第一计时装置4输出标准时间,标准时间 由第二计时装置接收并且基于标准时间校正存储在第二计时装置中的保持时间。
    • 3. 发明公开
    • DISPLAY DEVICE OF ELECTRONIC APPARATUS PROVIDED WITH SOLAR CELL
    • ANZEIGEVORRICHTUNG EINES ELEKTRONIKAPPARATES MIT SOLARZELLE
    • EP1184911A1
    • 2002-03-06
    • EP00974872.4
    • 2000-11-09
    • Citizen Watch Co. Ltd.
    • MURAKAMI, TomomiSAKAMAKI, Shin-IchiTANAKA, YoshiyaYAMAGUCHI, Katsuyuki
    • H01L31/04G04B19/06
    • H01L31/02167G04C10/02H01L31/02H01L31/048Y02E10/50Y10S136/291
    • In a display device for an electronic apparatus, a circular polarizing plate constituted by a linear polarizing plate 42 and a 1/4λ plate 43 is provided between a solar display board 41 and a middle frame 46 for fixing a module 45 having a solar cell 44 to an outer case. As a result, a boundary line between the middle frame 46 and the solar cell 44, a gate track generated through injection molding of the middle frame 46, and furthermore, a solar cell element dividing line of the solar cell 44 cannot be seen. Consequently, a variation in design of the solar display board 41 can be increased. Moreover, the color of the solar display board 41 is deepened so that a feeling of high quality can be obtained as goods, and the provision of the middle frame can provide various external shapes of a watch in respect of the design.
    • 在用于电子设备的显示装置中,在太阳能显示板41和中间框架46之间设置由直线偏光板42和1/4λ板43构成的圆偏振板,用于固定具有太阳能电池的模块45 44到外壳。 结果,中间框架46和太阳能电池44之间的边界线,通过中间框架46的注射成型产生的门轨道,以及太阳能电池44的太阳能电池元件分隔线不能看到。 因此,可以提高太阳能显示板41的设计变化。 此外,太阳能显示板41的颜色被加深,从而可以获得作为商品的高质量的感觉,并且中间框架的设置可以提供关于设计的手表的各种外部形状。
    • 5. 发明授权
    • MOTOR DRIVING DEVICE
    • 驱动装置的马达
    • EP0833438B1
    • 2003-03-12
    • EP97915716.1
    • 1997-04-11
    • Citizen Watch Co. Ltd.
    • HIGUCHI, HaruhikoICHIKAWA, MasakazuKIHARA, HiroyukiMURAKAMI, TomomiTSUCHIYA, Hidetaka
    • H02P8/00H02P8/02H02P8/10H02P8/24G04C3/14
    • H02P6/20H02P8/02H02P8/08
    • A phase locked driving type motor is reliably started and stably rotated. A motor driving device is provided with a stepper motor constituted at least of a bipolar stator, a rotor with a bipolar permanent magnet, and a driving coil magnetically coupled to the stator, a driving pulse generating means which outputs a driving pulse signal for driving the stepper motor, a driving circuit which supplies a driving current to the driving coil according to the signal from the driving pulse generating means, a voltage detecting circuit which detects the back electromotive voltage generated by the rotation of the rotor, and a magnetic pole position detecting means which detects the position of the magnetic pole of the rotating rotor with respect to the stator based on the detection signal of the voltage detecting circuit. The driving pulse generating means controls the outputting timing of the driving pulse signal based on the detection signal of the pole position detecting means used. The magnetic pole position detecting means stops the output of the driving pulse signal based on the signal detected by means of the voltage detecting circuit while the driving pulse signal is outputted and, at the same time, causes a driving pulse signal whose phase is opposite to that of the driving pulse signal to be outputted. The phase locked driving type motor is started reliably, accelerated quicky, and rotated stably. A higher-performance motor driving circuit can be realized by combining embodiments. Moreover, high-speed high-torque rotation of the motor is realized with a simple system constitution without changing the structure of a conventional flat type bipolar motor.
    • 6. 发明公开
    • MOTOR DRIVING DEVICE
    • ANTRIEBSVORRICHTUNGFÜREINEN MOTOR
    • EP0833438A1
    • 1998-04-01
    • EP97915716.1
    • 1997-04-11
    • CITIZEN WATCH CO. LTD.
    • HIGUCHI, HaruhikoICHIKAWA, MasakazuKIHARA, HiroyukiMURAKAMI, TomomiTSUCHIYA, Hidetaka
    • H02P8/00
    • H02P6/20H02P8/02H02P8/08
    • It is an object of this invention to attain reliable starting characteristics and stable rotation performance of a motor in a motor of a phase synchronization driving type.
      To achieve this object, according to this invention, there is provided a motor driving apparatus having a stepping motor constituted by a stator with at least two poles, a rotor having a permanent magnet with at least two poles, and a driving coil magnetically coupled to the stator, a driving pulse generation means for outputting a driving pulse signal for driving the stepping motor, a driving circuit for supplying a driving current to the driving coil on the basis of the signal from the driving pulse generation means, a voltage detection circuit for detecting a counter electromotive voltage generated upon rotation of the rotor, and a pole position detection means for detecting the pole position of the rotating rotor with respect to the rotor on the basis of a detection signal generated by the voltage detection circuit, the driving pulse generation means controlling the output timing of the driving pulse signal on the basis of the detection signal from the pole position detection means, characterized in that the pole position detection means stops outputting the driving pulse signal on the basis of the detection signal from the voltage detection circuit which is detected during the output period of the driving pulse signal, and outputs a driving pulse signal having a phase opposite to that of the driving pulse signal.
      According to this invention, reliable starting characteristics, rapid acceleration, and stable rotation performance of the motor can be attained. By combining respective embodiments, a higher-performance motor driving circuit can be realized. Further, in this invention, high-speed, large-torque rotation driving of the motor can be realized by a simple system arrangement without changing the structure of a conventional flat bipolar motor.
    • 本发明的一个目的是获得相位同步驱动型电动机中电机的可靠起动特性和稳定的转动性能。 为了实现上述目的,根据本发明,提供一种电动机驱动装置,具有步进电动机,该步进电动机由具有至少两个极的定子构成,转子具有至少两个极的永久磁铁,以及驱动线圈,磁耦合到 定子,驱动脉冲产生装置,用于输出用于驱动步进电机的驱动脉冲信号;驱动电路,用于根据来自驱动脉冲产生装置的信号向驱动线圈提供驱动电流;电压检测电路,用于 检测在转子旋转时产生的反电动势;以及极位置检测装置,用于根据由电压检测电路产生的检测信号来检测旋转转子相对于转子的极位置,驱动脉冲产生 基于来自极位置检测装置的检测信号来控制驱动脉冲信号的输出定时 其特征在于,极点位置检测装置根据在驱动脉冲信号的输出周期期间检测到的电压检测电路的检测信号,停止输出驱动脉冲信号,并输出相位相反的驱动脉冲信号 到驱动脉冲信号。 根据本发明,可以实现马达的可靠的启动特性,快速加速和稳定的旋转性能。 通过组合各个实施例,可以实现更高性能的电动机驱动电路。 此外,在本发明中,通过简单的系统配置可以实现电动机的高速大扭矩旋转驱动,而不改变传统的扁平双极电动机的结构。
    • 7. 发明公开
    • PULSE RATE METER
    • PULSFREQUENZMETER
    • EP0760224A1
    • 1997-03-05
    • EP96906033.4
    • 1996-03-15
    • CITIZEN WATCH CO. LTD.
    • KIHARA, HiroyukiMURAKAMI, TomomiOSA, TakashiOKIGAMI, Tomio
    • A61B5/0245
    • A61B5/681A61B5/0006A61B5/02438A61B5/0245A61B5/222A61B5/6831Y10S128/903
    • It is an object of the invention to provide a cardiotachometer in which the communication method for the transmitting and receiving sections of the cardiotachometer is improved to be free from the influence of noise.
      In order to achieve the above object, according to the invention, there is provided a cardiotachometer characterized by comprising a transmitting section including a detection circuit for detecting an electrocardiographic signal obtained from a pair of electrodes mounted near the heart of a human body and generating a detection signal, an interval data creating circuit for counting the generation intervals of the detection signals with signals of a predetermined period and generating interval data, a serial data creating circuit for converting the interval data into a serial signal and generating a serial data signal, a transmission circuit for modulating the serial data signal and transmitting the signal as a radio signal, and a battery as a power supply, and a receiving section including a reception circuit for receiving and demodulating the radio signal from the transmitting section and generating a reception signal, a data decoding circuit for decoding the reception signal and generating electrocardiographic interval data, a calculation circuit for calculating a heart rate from the electrocardiographic interval data, and a display section for displaying the heart rate.
      According to the present invention, even if the reception circuit receives noise or an irrelevant signal, since the signal is not proper data, the data decoding circuit cannot properly decode the data. In this case, since the data obtained in the previous proper reception is displayed, no erroneous heart rate is displayed.
    • 本发明的一个目的是提供一种心电表,其中改进了心电表的发射和接收部分的通信方法以免受噪声的影响。 为了实现上述目的,根据本发明,提供了一种心电表,其特征在于包括:发射部,包括检测电路,用于检测从安装在人体心脏附近的一对电极获得的心电图信号, 检测信号,间隔数据生成电路,用于以预定周期的信号和产生间隔数据对检测信号的产生间隔进行计数;串行数据产生电路,用于将间隔数据转换成串行信号并产生串行数据信号; 用于调制串行数据信号并作为无线电信号发送信号的发送电路,以及作为电源的电池,以及接收部分,包括用于接收和解调来自发送部分的无线电信号并产生接收信号的接收电路, 用于解码接收信号和基因的数据解码电路 评估心电图间隔数据,用于从心电图间隔数据计算心率的计算电路和用于显示心率的显示部分。 根据本发明,即使接收电路接收到噪声或不相关的信号,由于信号不是正确的数据,所以数据解码电路不能正确解码数据。 在这种情况下,由于显示了先前正确接收中获得的数据,所以不显示错误的心率。
    • 8. 发明授权
    • PULSE RATE METER
    • 脉搏计
    • EP0760224B1
    • 2004-05-12
    • EP96906033.4
    • 1996-03-15
    • Citizen Watch Co. Ltd.
    • KIHARA, HiroyukiMURAKAMI, TomomiOSA, TakashiOKIGAMI, Tomio
    • A61B5/0245A61B5/00A61B5/024
    • A61B5/681A61B5/0006A61B5/02438A61B5/0245A61B5/222A61B5/6831Y10S128/903
    • This invention aims at improving a method of carrying out communication between a transmission unit and a reception unit in a pulse rate meter and providing a pulse rate meter not influenced by noise. To achieve these objects, the present invention provides a pulse rate meter comprising a transmission unit provided with a detecting circuit for detecting an electrocardiographic signal obtained from a pair of electrodes fixed to the portion of a human body which is in the vicinity of the heart (2), and generating a detected signal (3), an interval data preparation circuit for counting the generation interval of the detected signals by a signal of a predetermined cycle and generating interval data (4), a serial data preparation circuit for converting the interval date into a serial signal and generating serial data signal (5), a transmission circuit for modulating the serial data signal and transmit the resultant signal as a ratio signal (6), and a battery as a power source (7), and a reception unit provided with a reception circuit for receiving the radio signal from the transmission unit, demodulating the resultant signal and generating a reception signal (8), a data decoding circuit for decoding the reception signal and generating electrocardiographic interval data (9), an operation circuit for calculating a heart rate on the basis of the electrocardiographic interval data, and a display for indicating a heart rate thereon. According to the present invention, even when the reception circuit receives noise or a signal having no relation with a heart rate, which does not constitute correct data in this case, it cannot be decoded correctly by the decoding circuit, and the data received normally in the preceding time are displayed. Therefore, erroneous heart rates are not displayed.
    • 9. 发明授权
    • ELECTRONIC MACHINE WITH VIBRATION ALARM
    • 振动报警电子设备
    • EP0585470B1
    • 1997-09-10
    • EP93906791.4
    • 1993-03-18
    • CITIZEN WATCH CO. LTD.
    • MIYAUCHI, NorioNITTA, TatsuoMURAKAMI, Tomomi
    • G04C3/14G04B25/04G04G13/02
    • G04G13/021G04B25/04
    • A small electronic machine with a vibratory alarm driven by a flat stator type bipolar stepping motor having a rotor of a high durability, capable of being assembled easily, consuming less electric power, capable of being started stably at all times and capable of being rotated at a high speed. This electronic machine generates vibration by rotating an eccentric weight (2) fixed to a rotor (1) which is rotated by a rotary driving system provided with driving pulse generating means (112, 113, 114) adapted to output pulse signals for driving the stepping motor on the basis of an alarm signal outputted at the alarming time, a driving circuit (110) for supplying a driving current to a driving coil (303) on the basis of pulse signals from the driving pulse generating means, a flat stator (6) adapted to transmit a magnetomotive force occurring in the driving coil to the rotor (1), a coil (306) for detecting a back electromotive force occurring due to the rotation of the rotor, and magnetic pole-position detecting means (107, 115, 116) adapted to detect the position of the magnetic pole of the rotor (1) rotating with respect to the flat stator (6) on the basis of the back electromotive force occurring in the back electromotive force detecting coil, and output a detected signal for controlling the output time for a pulse signal from the driving pulse generating means (113) to the same driving pulse generating means.