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ANTENNA DEVICE AND METHOD FOR OPERATING THE SAME

  • US 20160351993A1
  • Filed: 08/11/2016
  • Published: 12/01/2016
  • Est. Priority Date: 02/17/2014
  • Status: Active Grant
First Claim
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1. An active antenna device for sending RFID signals, comprising:

  • a terminal for receiving an RFID signal to be transmitted;

    an antenna for generating a radio signal based on the RFID signal to be transmitted;

    a controller that is configured to control properties of the antenna;

    a coupler between the terminal and the antenna that is configured to decouple a signal portion from the RFID signal to be transmitted; and

    an energy converter that is connected between the coupler and the controller and configured to provide a power signal for the operation of the controller based on the decoupled signal portion;

    wherein the active antenna device is an energy self-sufficient device.

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