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    • 12. 发明申请
    • Analog electronic clock
    • 模拟电子钟
    • US20070115760A1
    • 2007-05-24
    • US10582489
    • 2004-11-29
    • Isao KitazawaAkiyoshi MurakamiHaruhiko Higuchi
    • Isao KitazawaAkiyoshi MurakamiHaruhiko Higuchi
    • G04F5/00G06F1/04
    • G04C3/14
    • Impact detecting resistors (141), (143) of an impact detecting circuit (104) detect a counter electromotive force of a step motor (105) generated due to an impact. This counter electromotive force is amplified applying a predetermined period and a predetermined chopper-width by a chopper-amplifying waveform shaping circuit (118). Therefore, even a light impact can be detected. Inverters (145), (146) compare these impact detecting signals (S22), (S23) with a threshold value and detect an impact when the signals exceeds the threshold value. A controlling circuit (102) provides a lock pulse to the step motor (105) through signal lines (AA), (BB) when an impact is detected, brakes rotation of a rotor (162) thereby preventing a deviation of the time displayed with a second hand (106).
    • 冲击检测电路(104)的冲击检测电阻(141),(143)检测由于冲击产生的步进马达(105)的反电动势。 该反电动势通过斩波放大波形整形电路(118)被施加预定周期和预定的斩波宽度。 因此,即使是轻度的碰撞也能够被检测出来。 逆变器(145),(146)将这些冲击检测信号(S22),(S23)与阈值进行比较,并且当信号超过阈值时检测冲击。 控制电路(102)当检测到冲击时通过信号线(AA),(BB)向步进电动机(105)提供锁定脉冲,制动转子(162)的旋转,从而防止与 二手(106)。
    • 13. 发明授权
    • Power supply for electronic timepiece
    • 电子表的电源
    • US5881028A
    • 1999-03-09
    • US945745
    • 1997-11-03
    • Haruhiko HiguchiKenji Fujita
    • Haruhiko HiguchiKenji Fujita
    • G04C10/00H02J7/14G04B1/00
    • H02J7/14G04C10/00
    • A power supply for electronic timepieces is constituted of a mechanical power generating section (1), a power storing section (30) composed of a large-capacity secondary battery which stores power generated by the section (1), a voltage detecting section (4) which detects the voltage at the section (30), an overcharging preventive section (5) which is controlled by the section (4) and permits the electric current generated by the section (1) to flow therethrough, a diode (2) connected between the sections (1 and 5), and a switching transistor (7) which is connected between the sections (5 and 30), and turned off when the section (5) starts to discharge so as to improve the voltage resistance and charging efficiency.
    • PCT No.PCT / JP97 / 00787 Sec。 371日期:1997年11月3日 102(e)日期1997年11月3日PCT 1997年3月12日PCT公布。 第WO97 / 34355号公报 日期:1997年9月18日电子钟表电源由机械发电部(1),存储部(1)所生成的电力的大容量二次电池构成的蓄电部(30) 电压检测部分(4),其检测部分(30)处的电压;过充电防止部分(5),其由所述部分(4)控制并允许由所述部分(1)产生的电流流过; 连接在部分(1和5)之间的二极管(2)和连接在部分(5和30)之间的开关晶体管(7),并且当部分(5)开始放电时关闭,以改善 电压和充电效率。
    • 14. 发明授权
    • Imaging apparatus
    • 成像设备
    • US08319848B2
    • 2012-11-27
    • US12621321
    • 2009-11-18
    • Tsutomu UsuiHaruhiko HiguchiHaruhiko Miyao
    • Tsutomu UsuiHaruhiko HiguchiHaruhiko Miyao
    • H04N5/235
    • H04N5/2351H04N5/23219
    • An imaging apparatus includes an imaging unit that receives image data in response to a photographic subject, a face detection unit that detects a human face from the received image data, a photometry unit that performs a photometry of the detected human face, an exposure control unit that calculates a target exposure amount in accordance with a photometry result to calculate an exposure control value, and an exposure correction control unit that determines an exposure in response to the target exposure amount, wherein an exposure correction unit performs an exposure correction by using an exposure target determined by the exposure correction control unit, as an area smaller than a domain of the human face detected by the face detection unit is set to the photometry area.
    • 一种成像装置,包括响应于拍摄对象接收图像数据的成像单元,从接收到的图像数据检测人脸的人脸检测单元,对检测到的人脸进行测光的测光单元,曝光控制单元 其根据测光结果计算目标曝光量以计算曝光控制值;以及曝光校正控制单元,其根据目标曝光量确定曝光,其中曝光校正单元通过使用曝光进行曝光校正 由曝光校正控制单元确定的,由面部检测单元检测到的比人脸区域小的面积设定在测光区域。
    • 15. 发明授权
    • Electronic timepiece
    • 电子钟表
    • US07113452B2
    • 2006-09-26
    • US10111844
    • 2001-09-13
    • Kenji FujitaAkiyoshi MurakamiHaruhiko HiguchiMotoki Funahashi
    • Kenji FujitaAkiyoshi MurakamiHaruhiko HiguchiMotoki Funahashi
    • G04B9/00G04C1/00
    • G04C10/00G04C10/04
    • When a stem switch (8) is pulled out, a switch signal forming unit 9 outputs a signal (RS) indicating that effect, a control unit (13) receives the signal (RS) and starts clocking by a timer (13a). The control unit (13) receives a signal (HS) output from an electricity-generation detecting unit (12) within the clocking period, detects the electricity generating operation of an electricity generating unit (10), and outputs a signal (CS) indicating that effect. A narrow pulse forming unit (7) forms a narrow pulse having a width of such a degree that the motor (5) is not driven based on the signal (CS), and outputs the narrow pulse to a motor driving circuit (4). The motor driving circuit (4) flows a fine current through a coil (4a) which drives the motor (5) based on the narrow pulse. An external device detects a variation of the narrow pulse, thereby confirming whether electricity is generated.
    • 当一个杆开关(8)被拉出时,开关信号形成单元9输出指示该效果的信号(RS),控制单元(13)接收信号(RS)并由定时器(13a)开始计时。 控制单元(13)在时钟周期内接收从发电检测单元(12)输出的信号(HS),检测发电单元(10)的发电操作,并输出指示 那个效果。 窄脉冲形成单元(7)形成具有基于信号(CS)而不驱动电动机(5)的宽度的窄脉冲,并将窄脉冲输出到电动机驱动电路(4)。 电动机驱动电路(4)根据窄脉冲使精细电流流过驱动马达(5)的线圈(4a)。 外部设备检测窄脉冲的变化,从而确认是否产生电。
    • 16. 发明申请
    • Electronic clock
    • 电子钟
    • US20050249047A1
    • 2005-11-10
    • US10525988
    • 2003-08-29
    • Haruhiko HiguchiAkiyoshi MurakamiMotoki Funahashi
    • Haruhiko HiguchiAkiyoshi MurakamiMotoki Funahashi
    • G04G19/00G04C10/00G04C10/04G04B1/00
    • G04C10/00G04C10/04
    • In detecting power generation of an electronic timepiece having a conventional power generating unit, voltage output by the power generating unit is limited by output from a storage unit since the power generating unit and the storage means are connected when the power generation state is detected, and voltage equal to or larger than voltage output from the storage unit cannot be detected. An electronic timepiece is provided which can overcome the problem and can check an operation of the power generating unit securely irrespective of the state of the storage means. In an electronic timepiece driven by power stored from a power generating unit (1) into a storage unit (4), the electronic timepiece includes a power generation detecting unit (2) that detects a power generation state of the power generating unit (1) and a switch unit (7) that separates the power generating unit (1) and the storage unit (4) when the power generation state of the power generating unit (1) is detected. In this case, the switch (7) between the power generating unit (1) and the storage unit (4) is controlled to OFF so that the output from the power generating unit (1) cannot be limited by the output from the storage unit (4).
    • 在检测具有传统发电单元的电子钟表的发电时,由发电单元和存储装置在检测到发电状态时连接时,由发电单元输出的电压受到存储单元的输出的限制, 不能检测到等于或大于从存储单元输出的电压的电压。 提供一种可以克服该问题的电子钟表,并且可以与存储装置的状态无关地可靠地检查发电单元的操作。 在由从发电单元(1)存储到存储单元(4)的电力驱动的电子钟表中,电子钟表包括检测发电单元(1)的发电状态的发电检测单元(2) 以及当检测到发电单元(1)的发电状态时,分离发电单元(1)和存储单元(4)的开关单元(7)。 在这种情况下,发电单元(1)和存储单元(4)之间的开关(7)被控制为关闭,使得来自发电单元(1)的输出不受限于来自存储单元 (4)。
    • 17. 发明授权
    • Rechargeable electronic watch and driving method of rechargeable electronic watch
    • 充电电子手表和可充电电子手表的驱动方法
    • US06816439B1
    • 2004-11-09
    • US09718614
    • 2000-11-22
    • Hisashi KawaharaHaruhiko Higuchi
    • Hisashi KawaharaHaruhiko Higuchi
    • G04B100
    • G04C10/00G04G19/08G04G19/12
    • To extend the clock operation duration of a multi-functional rechargeable electronic watch, and to provide a rechargeable electronic watch that would not affect the feeling of use of said rechargeable electronic watch. A rechargeable electronic watch (10) operating with an energy source comprising a power supply (26) including a power generation means (1) and a power storage means (2) charged with electric energy from said power generation means (1), said rechargeable electronic watch comprising a watch circuit (5) for counting or operating hour information or function information or the like and outputting information, a display means (11) for displaying hour information or function information or the like based on output signal from said watch circuit, a power generation magnitude detecting means (3) for detecting the power generation volume of said power generation means (1), and a control means (5) for controlling the operation of said watch circuit (5) according to said power generation magnitude, wherein said watch circuit (5) is driven by at least one clock operation mode selected from a plurality of clock operation modes different in power consumption provided by said watch circuit (5).
    • 19. 发明授权
    • Motor driving apparatus
    • 电机驱动装置
    • US5973469A
    • 1999-10-26
    • US981033
    • 1998-04-13
    • Haruhiko HiguchiMasakazu IchikawaHiroyuki KiharaTomomi MurakamiHidetaka Tsuchiya
    • Haruhiko HiguchiMasakazu IchikawaHiroyuki KiharaTomomi MurakamiHidetaka Tsuchiya
    • H02P6/20H02P8/02H02P8/08H02P8/00
    • 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.
    • PCT No.PCT / JP97 / 01276 Sec。 371日期:1998年4月13日 102(e)日期1998年4月13日PCT 1997年4月11日PCT公布。 公开号WO97 / 38487 日期为1997年10月16日本发明的目的是获得电动机在相位同步驱动型电动机中的可靠起动特性和稳定的旋转性能。 为了达到这个目的,根据本发明,提供了一种马达驱动装置,其具有步进马达,该步进马达由具有至少两个极的定子构成,转子具有至少两个极的永磁体,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发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,所述极位置检测装置根据来自所述驱动脉冲信号的输出期间检测出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。
    • 20. 发明授权
    • Data carrier system
    • 数据载体系统
    • US5570086A
    • 1996-10-29
    • US137017
    • 1993-10-15
    • Tadashi HanaokaHaruhiko Higuchi
    • Tadashi HanaokaHaruhiko Higuchi
    • G06K7/00G06K19/07H04L7/033G08B7/06H04Q9/04
    • G06K7/10039G06K19/0723G06K7/0008
    • A data carrier system which uses a power sourceless electromagnetically coupled data carrier, wherein two-way data communication is made possible between a fixed facility and a data carrier. Provision is made for a synchronizing means which renders the frequencies and phases of AC magnetic fields emitted from the fixed facilities to be the same among a plurality of fixed facilities, such that interference will not take place among the plurality of fixed facilities even when they are arranged close to one another. Moreover, the electric power induced in the antenna of the fixed facility by the AC magnetic field generated from the data carrier is synchronously detected by using a synchronizing signal controlled by said synchronizing means.
    • PCT No.PCT / JP93 / 00200 Sec。 371日期:1993年10月15日 102(e)日期1993年10月15日PCT提交1993年2月18日PCT公布。 公开号WO93 / 16444 日期:1993年8月19日是使用无源电磁耦合数据载体的数据载体系统,其中在固定设施和数据载体之间进行双向数据通信。 提供了一种同步装置,其使得从固定设施发射的交流磁场的频率和相位在多个固定设施中相同,使得即使在多个固定设施之间也不会在多个固定设施之间发生干扰 彼此靠近安排。 此外,通过使用由所述同步装置控制的同步信号来同步地检测通过由数据载体产生的交流磁场在固定设施的天线中感生的电力。