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Chip antenna, radio communications terminal and radio communications system using the same and method for production of the same

  • US 20020033778A1
  • Filed: 05/16/2001
  • Published: 03/21/2002
  • Est. Priority Date: 05/18/2000
  • Status: Active Grant
First Claim
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1. An antenna formed of chip components (chip antenna) comprising:

  • (a) a core body formed in a cylinder shape;

    (b) a conductor in a helical shape mounted on a surface of said core body; and

    (c) a terminal portion provided on said core body and connected with an end of said conductor, wherein width, depth, and length of said core body are within ranges of 0.5-5 mm, 0.5-5 mm, and 4-40 mm, respectively, intrinsic volume resistance of said core body is 1013 Ω

    ·

    m or above, and relative dielectric constant of the same is 40 or less.

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