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Radio transmitting apparatus and radio receiving apparatus to monitor residual capacity of a battery

  • US 9,661,576 B2
  • Filed: 12/28/2015
  • Issued: 05/23/2017
  • Est. Priority Date: 03/04/2015
  • Status: Expired due to Fees
First Claim
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1. A radio transmitting apparatus comprising:

  • a power supply voltage measurement unit that measures a power supply voltage;

    a transmission power determination unit that determines a transmission power based on the power supply voltage that has been measured; and

    a radio transmitting unit that transmits by radio a plurality of advertisement packets including transmission power information indicating the determined transmission power,wherein a residual capacity of a battery is represented by the plurality of the advertisement packets and a combination of the transmission power information of the plurality of the advertisement packets indicates the residual capacity of a battery.

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