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    • 25. 发明授权
    • Driving circuit for printing device in electronic cash register
    • 电子收款机中印刷装置的驱动电路
    • US4287550A
    • 1981-09-01
    • US134334
    • 1980-03-26
    • Yasuhiro Wada
    • Yasuhiro Wada
    • G07G1/06B41J3/54G06K15/06G07G5/00H01F7/18H01H47/00
    • G07G5/00H01F7/1877Y10T307/484
    • A driving circuit for printing devices in an electric cash register comprising a pair of first diodes which are connected in series in the normal direction respectively with a journal printing magnet and receipt printing magnet paired with each other and are connected with each other, a first switching transistor connected between the connecting point of the pair of first diodes and a negative (-) terminal of a current source, a second diode connected in the reverse direction between said connecting point and a positive (+) terminal of the current source, a second switching transistor connected between a common feeding line to the journal printing magnets and the positive (+) terminal of the current source and a third switching transistor connected between a common feeding line to the receipt printing magnets and the positive (+) terminal of the current source, to simplify the circuit formation and reduce the manufacturing cost.
    • 一种用于在电收款机中打印设备的驱动电路,包括一对第一二极管,它们分别与正常方向串联连接有一个彼此相互连接的日志打印磁体和收据打印磁体,并且彼此连接,第一开关 连接在所述一对第一二极管的连接点和电流源的负极( - )端子之间的第二二极管,在所述连接点和所述电流源的正(+)端之间沿相反方向连接的第二二极管, 连接在公共馈电线到轴颈打印磁体和电流源的正极(+)端子之间的开关晶体管和连接在与收据打印磁体的公共馈电线和电流的正极(+)端子之间的第三开关晶体管 来源,简化电路形成,降低制造成本。
    • 27. 发明授权
    • Optical disk device
    • 光盘装置
    • US07639583B2
    • 2009-12-29
    • US11739998
    • 2007-04-25
    • Yasuhiro WadaHideyuki Fujishima
    • Yasuhiro WadaHideyuki Fujishima
    • G11B7/00
    • G11B7/0956G11B7/0946
    • An optical disk device that has a tilt correction unit for performing tilt correction to incline the optical axis of laser light based on a tilt between the recording layer of an optical disk and the optical axis of said laser light. The tilt is detected when the optical disk is activated. The optical disk device has a memory for storing a difference in temperature in accordance with the amount of the detected tilt. The difference in temperature is utilized for updating the tilt. The optical disk device engages said tilt correction unit to update said tilt, when a difference in temperature between activation of said optical disk and writing/reading information onto/from said optical disk is detected and when the detected difference in temperature has exceeded the stored difference in temperature corresponding to the amount of the detected tilt.
    • 一种具有倾斜校正单元的光盘装置,该倾斜校正单元用于基于光盘的记录层与所述激光的光轴之间的倾斜进行倾斜校正以倾斜激光的光轴。 当光盘被激活时检测到倾斜。 光盘装置具有根据检测到的倾斜量来存储温度差的存储器。 温度差用于更新倾斜。 当检测到所述光盘的启动和写入/读取信息之间的温度差异被检测到并且当检测到的温度差已经超过存储的差异时,光盘装置与所述倾斜校正单元接合以更新所述倾斜 对应于检测到的倾斜量。