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RFID System, Reader, Control, Program and Transmission Method

  • US 20090051499A1
  • Filed: 04/06/2006
  • Published: 02/26/2009
  • Est. Priority Date: 04/07/2005
  • Status: Abandoned Application
First Claim
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1. An RFID system, comprising:

  • means for replacing each of a role of an antenna for transmitting an interrogation wave and a role of an antenna for transmitting a power supply wave with the other.

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