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Methods, systems, and apparatus for automatic RF power transmission and single antenna energy harvesting

  • US 10,484,111 B2
  • Filed: 09/04/2018
  • Issued: 11/19/2019
  • Est. Priority Date: 09/01/2017
  • Status: Active Grant
First Claim
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1. A system, comprising:

  • a transmitter having a first mode and a second mode, the transmitter configured to repeatedly send a number of discrete first wireless signals in the first mode, each wireless signal of the first wireless signals having a power level and carrying transmitter identification information uniquely associated with the transmitter, the transmitter configured, when in the second mode, to send a second wireless signal having a power level and carrying the transmitter identification information; and

    a receiver configured to receive a wireless signal of the first wireless signals such that the receiver is activated by the wireless signal of the first wireless signal, the receiver configured, in response to receiving the wireless signal of the first wireless signals, to send a third wireless signal carrying the transmitter identification information to the transmitter,the transmitter configured to transition from the first mode to the second mode in response to receiving the third wireless signal and determining that the third wireless signal includes the transmitter identification information uniquely associated with the transmitter.

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