Electronic Device With Wireless Power Control System
    2.
    发明申请
    Electronic Device With Wireless Power Control System 有权
    无线电源控制系统的电子设备

    公开(公告)号:US20140328488A1

    公开(公告)日:2014-11-06

    申请号:US13886157

    申请日:2013-05-02

    Applicant: Apple Inc.

    Abstract: An electronic device may include wireless circuitry that is configured to transmit wireless signals during operation. A maximum transmit power level may be established that serves as a cap on how much power is transmitted from the electronic device. Adjustments may be made to the maximum transmit power level in real time based on sensor signals and other information on the operating state of the electronic device. The sensor signals may include motion signals from an accelerometer. The sensor signals may also include ultrasonic sound detected by a microphone. Device orientation data may be used by the device to select whether to measure the ultrasonic sound using a front facing or rear facing microphone. Maximum transmit power level may also be adjusted based on whether or not sound is playing through an ear speaker in the device.

    Abstract translation: 电子设备可以包括被配置为在操作期间发送无线信号的无线电路。 可以建立起用于从电子设备发送多少功率的上限的最大发射功率电平。 可以基于传感器信号和关于电子设备的操作状态的其他信息来实时调整最大发射功率电平。 传感器信号可以包括来自加速度计的运动信号。 传感器信号还可以包括由麦克风检测到的超声波。 设备方向数据可以由设备使用,以选择是使用面向前还是背面向麦克风来测量超声波声音。 还可以基于通过设备中的耳机扬声器播放声音来调整最大发射功率电平。

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