Multiple iris collecting device using active vision feedback

Multiple iris collecting device using active vision feedback

  • CN 101,051,349 B
  • Filed: 05/18/2007
  • Issued: 10/13/2010
  • Est. Priority Date: 05/18/2007
  • Status: Active Grant
First Claim
Patent Images

1. binocular iris capturing equipment that adopts active vision feedback comprises:

  • Collecting unit, it comprises at least one cover optical lens and image acquisition chip, its output signal is transferred to main frame, is used to gather user'"'"'s iris information;

    Lighting unit, it is made up of infrared LED array, and its illumination intensity is controlled, is used for user'"'"'s binocular is shone;

    Range cells, it is made up of at least one group of range finder module, measure the distance between user and the collecting device, be used to judge whether the user stands in the permission identified range, if then collecting unit is started working, and the user'"'"'s binocular image that collects is presented on the feedback unit, otherwise with display reminding information, the prompting user moves forward and backward on the feedback unit, and the guiding user enters and allows within the identified range;

    Feedback unit, it is a LCD display, its display screen is divided into upper and lower viewing area, the counterpart of described left and right order of viewing area explicit user down and face, the described viewing area display reminding literal of going up, the guiding user carries out the adjustment of position, upper and lower, left and right and the moving of front and back position of binocular.

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