METHOD AND DEVICE FOR SCANNING PATTERN OF SKIN LINES Russian patent published in 2001 - IPC

Abstract RU 2168206 C1

FIELD: identification of person. SUBSTANCE: method involves placing analyzed part of body bearing pattern of skin lines to be scanned onto convex base transparent to scanning rays, scanning the analyzed part of body by scanning beam coming from radiation source through convex base, and recording reflected beam by means of detector. When analyzed part of body comes in contact with convex base, force is built up for displacing base relative to fixed support to ensure at least full displacement of analyzed part of body it carries relative to scanning rays. Device implementing proposed method has fixed support 1, convex base 2 transparent to scanning rays, source 5, and radiation detector 6. Base is made in the form of cylinder for rotating about axis 3 to turn through angle ensuring at least complete displacement of analyzed part of body it carries relative to radiant scanning flux. EFFECT: improved reliability of producing complete pattern of skin lines. 16 cl, 4 dwg

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RU 2 168 206 C1

Authors

Zajtsev P.A.

Bichigov V.N.

Moksin A.V.

Dates

2001-05-27Published

2000-06-30Filed