PT2927730T - Conjunto de aquisição de imagens biométricas com filtro de compensação - Google Patents

Conjunto de aquisição de imagens biométricas com filtro de compensação

Info

Publication number
PT2927730T
PT2927730T PT151615804T PT15161580T PT2927730T PT 2927730 T PT2927730 T PT 2927730T PT 151615804 T PT151615804 T PT 151615804T PT 15161580 T PT15161580 T PT 15161580T PT 2927730 T PT2927730 T PT 2927730T
Authority
PT
Portugal
Prior art keywords
image acquisition
compensation filter
biometric image
acquisition assembly
assembly
Prior art date
Application number
PT151615804T
Other languages
English (en)
Original Assignee
Idemia Identity & Security France
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Idemia Identity & Security France filed Critical Idemia Identity & Security France
Publication of PT2927730T publication Critical patent/PT2927730T/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
    • G06V10/141—Control of illumination
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/205—Neutral density filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Image Input (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
PT151615804T 2014-03-31 2015-03-30 Conjunto de aquisição de imagens biométricas com filtro de compensação PT2927730T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1452802A FR3019311B1 (fr) 2014-03-31 2014-03-31 Ensemble d'acquisition d'images biometriques a filtre de compensation

Publications (1)

Publication Number Publication Date
PT2927730T true PT2927730T (pt) 2020-04-16

Family

ID=51168099

Family Applications (1)

Application Number Title Priority Date Filing Date
PT151615804T PT2927730T (pt) 2014-03-31 2015-03-30 Conjunto de aquisição de imagens biométricas com filtro de compensação

Country Status (3)

Country Link
EP (1) EP2927730B1 (pt)
FR (1) FR3019311B1 (pt)
PT (1) PT2927730T (pt)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1355428A (fr) 1964-06-19 Neu Sa Perfectionnement aux ventilateurs, compresseurs et pompes centrifuges
FR1354953A (fr) 1963-01-29 1964-03-13 Applic Electro Thermiques Soc Dispositif pour l'alimentation à distance, en énergie à haute fréquence, d'un poste de travail
US5539441A (en) * 1993-11-09 1996-07-23 Xerox Corporation Jitter reduction in an overfilled raster output polygon scanner system
KR100379246B1 (ko) * 2000-07-12 2003-04-08 한국과학기술연구원 두께에 따라 빔의 세기 분포 조절이 용이한 연속 중성밀도필터
US20040037450A1 (en) * 2002-08-22 2004-02-26 Bradski Gary R. Method, apparatus and system for using computer vision to identify facial characteristics
EP1594085A4 (en) * 2003-02-13 2008-02-27 Nec Corp DEVICE AND METHOD FOR DETECTING UNEMPLOYED PERSONS
US20070242141A1 (en) * 2006-04-14 2007-10-18 Sony Corporation And Sony Electronics Inc. Adjustable neutral density filter system for dynamic range compression from scene to imaging sensor
US7804984B2 (en) * 2006-07-31 2010-09-28 Lumidigm, Inc. Spatial-spectral fingerprint spoof detection
JP2009098089A (ja) * 2007-10-19 2009-05-07 Panasonic Corp 表面検査装置
KR101251793B1 (ko) * 2010-11-26 2013-04-08 현대자동차주식회사 차량내 운전자 실제 얼굴 인증 방법

Also Published As

Publication number Publication date
FR3019311B1 (fr) 2017-08-04
EP2927730A1 (fr) 2015-10-07
FR3019311A1 (fr) 2015-10-02
EP2927730B1 (fr) 2020-03-11

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