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    • 31. 发明申请
    • Power transmission control device, power transmission device, electronic instrument, and non-contact power transmission system
    • 动力传动控制装置,动力传动装置,电子仪器和非接触式动力传动系统
    • US20080197713A1
    • 2008-08-21
    • US12071371
    • 2008-02-20
    • Mikimoto Jin
    • Mikimoto Jin
    • H01F38/14
    • H02J50/10H02J5/005H02J7/02H02J7/025H02J50/60H02J50/70H02J50/80
    • A power transmission control device provided in a power transmission device of a non-contact power transmission system includes a drive clock signal generation circuit that generates a drive clock signal that specifies a drive frequency of a primary coil, a driver control circuit that generates a driver control signal based on the drive clock signal and outputs the driver control signal to a transmission driver, a waveform adjusting circuit that outputs a waveform adjusting signal of an induced voltage signal of the primary coil, a pulse width detection circuit that receives the waveform adjusting signal and the drive clock signal and detects pulse width information relating to the waveform adjusting signal, and a control circuit that detects a change in secondary-side load based on the detected pulse width information.
    • 设置在非接触式电力传输系统的电力传输装置中的电力传输控制装置包括:驱动时钟信号产生电路,其生成指定初级线圈的驱动频率的驱动时钟信号;产生驱动器的驱动器控制电路 控制信号,并将驱动器控制信号输出到发送驱动器,输出初级线圈的感应电压信号的波形调整信号的波形调整电路,接收波形调整信号的脉宽检测电路 驱动时钟信号,检测与波形调整信号有关的脉冲宽度信息;以及控制电路,其基于检测出的脉冲宽度信息检测次级侧负载的变化。
    • 32. 发明申请
    • Power transmission control device, power transmission device, electronic instrument, and non-contact power transmission system
    • 动力传动控制装置,动力传动装置,电子仪器和非接触式动力传动系统
    • US20080197712A1
    • 2008-08-21
    • US12071369
    • 2008-02-20
    • Mikimoto JinKota Onishi
    • Mikimoto JinKota Onishi
    • H01F38/14
    • H02J50/12G01V3/10H02J5/005H02J7/025H02J50/60H02J50/70H02J50/80
    • A power transmission control device provided in a power transmission device of a non-contact power transmission system includes an amplitude detection circuit that detects amplitude information that relates to an induced voltage signal of a primary coil, an A/D conversion circuit that performs A/D conversion of the amplitude information, and a control circuit. The A/D conversion circuit performs A/D conversion of a detected voltage detected by the amplitude detection circuit at a conversion timing and determines digital data relating to a reference threshold voltage, the conversion timing being a timing after a given period has expired from a timing when the detected voltage has exceeded a provisional voltage. The control circuit performs at least one of data detection that detects data that has been transmitted from a power reception device by means of load modulation, foreign object detection, and detachment detection using the digital data relating to the reference threshold voltage.
    • 设置在非接触式电力传输系统的电力传输装置中的电力传输控制装置包括检测与初级线圈的感应电压信号相关的振幅信息的振幅检测电路,执行A / 振幅信息的D转换,以及控制电路。 A / D转换电路在转换定时对由振幅检测电路检测到的检测电压进行A / D转换,并确定与参考阈值电压相关的数字数据,转换定时是指定时间段之后的定时从 检测电压超过临时电压时的定时。 控制电路使用与基准阈值电压相关的数字数据,通过负载调制,异物检测和分离检测来检测从受电装置发送的数据中的至少一种。