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Reader/writer for contactless integrated circuit cards and management system for vending machines

  • US 20080048034A1
  • Filed: 07/26/2007
  • Published: 02/28/2008
  • Est. Priority Date: 08/23/2006
  • Status: Active Grant
First Claim
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1. A reader/writer, comprising:

  • a communicating unit that is able to output electromagnetic waves to perform a communication based on the electromagnetic waves with a contactless IC card placed within a communication area of the communicating unit;

    a judging unit that judges whether or not the contactless IC card placed within the communication area is now in communication with a second reader/writer; and

    a communication control unit that forbids the communicating unit outputting the electromagnetic waves in response to a judgment of the judging unit indicating that the contactless IC card is now in communication with the second reader/writer, and that controls the communicating unit, in response to a judgment of the judging unit indicating that the contactless IC card does not communicate with the second reader/writer, to start communicating with the contactless IC card placed within the communication area.

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