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RFID tag and its manufacturing method

  • US 20050179552A1
  • Filed: 03/30/2005
  • Published: 08/18/2005
  • Est. Priority Date: 09/30/2002
  • Status: Active Grant
First Claim
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1. An RFID tag which is provided with a coil-shaped antenna such that a conductor is placed on a periphery of a magnetic core, said RFID comprising:

  • a magnetic core;

    an FPC wound on the periphery of said magnetic core;

    two or more linear conductor patterns formed in parallel with one another on said FPC;

    an IC that is connected to said linear conductor patterns and disposed on said FPC;

    a crossover pattern that electrically connects one end and other end of outermost linear conductor patterns among said linear conductor patterns formed in parallel with one another;

    wherein said two or more linear conductor patterns, adjacent linear conductor patterns in a joint portion in said wound FPC are electrically connected in respective start edges and end edges.

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