×

Image input device that generates an image of an object

  • US 7,630,523 B2
  • Filed: 02/09/2007
  • Issued: 12/08/2009
  • Est. Priority Date: 12/04/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. An image reading device which irradiates light emitted from a light emitter to an object and receives light by an optical sensor, the device comprising:

  • a light guide for guiding the light from the light emitter to the object, wherein the object is positioned above the optical sensor;

    a protector placed on the optical sensor, wherein the object is to be placed on the protector; and

    a shade member placed between the light emitter and the optical sensor,wherein the shade member comprises a conductive material and has a part above the protector, is electrically grounded and is disposed at least partially between the periphery of the optical sensor and the light emitter, andwherein the object is a finger and the image reading device reads a fingerprint of the finger.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×