Molded ferrite sheet, sintered ferrite substrate and antenna module

Molded ferrite sheet, sintered ferrite substrate and antenna module

  • CN 101,262,085 A
  • Filed: 03/05/2008
  • Published: 09/10/2008
  • Est. Priority Date: 03/07/2007
  • Status: Active Application
First Claim
Patent Images

1. molded ferrite sheet that thickness is 30 μ

  • m~

    430 μ

    m is characterized in that;

    In at least one surperficial surface roughness, center line average roughness is 170nm~

    800nm, and maximum height is 3 μ

    m~

    10 μ

    m, and the area ratio/occupancy ratio of the plane of disruption of cutting open at 50% degree of depth place along continuous straight runs of maximum height in the square zone of 100 μ

    m is 10~

    80%.

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