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Circuit board and circuit module

  • US 8,917,218 B2
  • Filed: 11/11/2011
  • Issued: 12/23/2014
  • Est. Priority Date: 05/14/2009
  • Status: Active Grant
First Claim
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1. A circuit board comprising:

  • a board body including a first board portion and a second board portion and including a plurality of laminated insulating material layers made of a flexible material;

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

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

    a magnetic material layer including a magnetic material;

    whereinthe second board portion has a structure that deforms less than the first board portion;

    an electronic component is mounted on the second board portion so as to be electrically connected to the wiring conductors;

    the board body is bent in a U shape at a boundary between the first board portion and the second board portion; and

    the magnetic material layer is located between the first board portion and the second board portion.

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