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Circuit board and circuit module

  • US 9,118,105 B2
  • Filed: 12/02/2014
  • Issued: 08/25/2015
  • Est. Priority Date: 05/14/2009
  • Status: Active Grant
First Claim
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1. A circuit board, comprising:

  • a first board portion and a second board portion each including insulating layers made of a flexible material;

    an antenna coil including coil conductors provided on the insulating layers in the first board portion;

    wiring conductors provided on the insulating layers in the second board portion and electrically connected to the antenna coil; and

    a magnetic substance layer;

    whereinthe first board portion and the second board portion are arranged so as to include regions that face each other; and

    the magnetic substance layer is provided with the first board portion and is located between the coil conductors of the first board portion and the wiring conductors of the second board portion.

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