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Printed circuit board with multiple insulative magnetic layers

  • US 6,396,713 B1
  • Filed: 12/06/1999
  • Issued: 05/28/2002
  • Est. Priority Date: 12/04/1998
  • Status: Expired due to Fees
First Claim
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1. A structure comprising a power layer and a ground layer that sandwich an insulative structure that includes at least two insulative magnetic layers, each of said at least two insulative magnetic layers having a different complex magnetic permeability frequency characteristic.

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