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    • 1. 发明申请
    • Radio-frequency mouse
    • 射频鼠标
    • US20110175812A1
    • 2011-07-21
    • US12929297
    • 2011-01-13
    • Chun-Nan HsienRuei-Chen MaoChien-Lung LuYao-Hung ChuangWen-Chang Chang
    • Chun-Nan HsienRuei-Chen MaoChien-Lung LuYao-Hung ChuangWen-Chang Chang
    • G06F3/033
    • H02J7/025G06F1/26G06F3/03543H02J17/00H02J50/20
    • A radio-frequency mouse is used for receiving an electromagnetic wave transmitted by an electronic device. The radio-frequency mouse includes a RF transceiver, a sensor, a micro-controller, a battery, and a power management circuit. The RF transceiver receives and converts an electromagnetic wave into a RF power. The sensor outputs an operation signal according to an operating condition of the RF mouse. The micro-controller transfers an operation signal to the RF transceiver, and the RF transceiver transmits the operation signal to the electronic device. The power management circuit receives the RF power, and selectively supplies the RF power or the battery power of the battery to the sensor and the micro-controller according to RF power. Thus, when the RF power is higher than a preset value, the RF mouse is supplied with power, thereby saving the battery power of the RF mouse and improving a battery life of the RF mouse.
    • 射频鼠标用于接收由电子设备发送的电磁波。 射频鼠标包括RF收发器,传感器,微控制器,电池和电源管理电路。 RF收发器接收并将电磁波转换成RF功率。 传感器根据RF鼠标的工作状态输出操作信号。 微控制器将操作信号传送到RF收发器,RF收发器将操作信号发送到电子设备。 功率管理电路接收RF功率,并且根据RF功率选择性地将电池的RF功率或电池电力提供给传感器和微控制器。 因此,当RF功率高于预设值时,向RF鼠标提供电力,从而节省了RF鼠标的电池电量并提高了RF鼠标的电池寿命。