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Card type device capable of reading fingerprint and fingerprint identification system

  • US 7,260,247 B2
  • Filed: 12/09/2003
  • Issued: 08/21/2007
  • Est. Priority Date: 12/25/2002
  • Status: Expired due to Fees
First Claim
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1. A card type device comprising:

  • a card type housing;

    a transparent cylindrical-shaped roller provided at an edge plane of said card type housing, the outer peripheral plane of which is projected from said edge plane;

    a light source provided in an internal hollow portion of said roller, for irradiating a finger which abuts against the outer peripheral plane of said roller;

    a one-dimensional image sensor provided in said internal hollow portion of said roller, for acquiring one-dimensional fingerprint image data of the finger which abuts against the outer peripheral plane of said roller;

    a SELFOC lens array provided in said internal hollow portion of said roller, for focusing a one-dimensional image of the finger which abuts against the outer peripheral plane of said roller onto said one-dimensional image sensor; and

    a holder for holding thereon said light source, said one-dimensional image sensor, and said SELFOC lens array, which is fixed to said card type housing in such a manner that even when said roller is rotated, said holder is not rotated.

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