AU2001240776A1 - Digital camera with autofocus - Google Patents

Digital camera with autofocus

Info

Publication number
AU2001240776A1
AU2001240776A1 AU2001240776A AU4077601A AU2001240776A1 AU 2001240776 A1 AU2001240776 A1 AU 2001240776A1 AU 2001240776 A AU2001240776 A AU 2001240776A AU 4077601 A AU4077601 A AU 4077601A AU 2001240776 A1 AU2001240776 A1 AU 2001240776A1
Authority
AU
Australia
Prior art keywords
autofocus
digital camera
camera
digital
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2001240776A
Inventor
Andrew Michael Holland
Paul Roy Charles Stanborough
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IDIRIS Ltd
Original Assignee
IDIRIS Ltd
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 IDIRIS Ltd filed Critical IDIRIS Ltd
Publication of AU2001240776A1 publication Critical patent/AU2001240776A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H04N23/958—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging
    • H04N23/959—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging by adjusting depth of field during image capture, e.g. maximising or setting range based on scene characteristics
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/18—Eye characteristics, e.g. of the iris
    • G06V40/19—Sensors therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Human Computer Interaction (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Image Input (AREA)
AU2001240776A 2000-03-04 2001-03-02 Digital camera with autofocus Abandoned AU2001240776A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0005194 2000-03-04
GBGB0005194.6A GB0005194D0 (en) 2000-03-04 2000-03-04 Imaging system
PCT/GB2001/000896 WO2001067746A1 (en) 2000-03-04 2001-03-02 Digital camera with autofocus

Publications (1)

Publication Number Publication Date
AU2001240776A1 true AU2001240776A1 (en) 2001-09-17

Family

ID=9886937

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001240776A Abandoned AU2001240776A1 (en) 2000-03-04 2001-03-02 Digital camera with autofocus

Country Status (3)

Country Link
AU (1) AU2001240776A1 (en)
GB (2) GB0005194D0 (en)
WO (1) WO2001067746A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2910875C2 (en) * 1979-03-20 1985-11-14 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Auto-focus procedure
FR2580088B1 (en) * 1985-04-05 1987-05-15 Trt Telecom Radio Electr
JP2763552B2 (en) * 1988-08-17 1998-06-11 キヤノン株式会社 Image reading device
DE69027878T2 (en) * 1989-03-28 1997-02-27 Canon Kk Automatic focus adjustment device
US5003165A (en) * 1989-05-25 1991-03-26 International Remote Imaging Systems, Inc. Method and an apparatus for selecting the best focal position from a plurality of focal positions
US5040228A (en) * 1989-08-28 1991-08-13 At&T Bell Laboratories Method and apparatus for automatically focusing an image-acquisition device
US5107337A (en) * 1990-07-24 1992-04-21 Matsushita Electric Industrial Co., Ltd. Automatic focusing apparatus of video camera
US5647025A (en) * 1994-09-20 1997-07-08 Neopath, Inc. Automatic focusing of biomedical specimens apparatus
US5953440A (en) * 1997-12-02 1999-09-14 Sensar, Inc. Method of measuring the focus of close-up images of eyes
US5978494A (en) * 1998-03-04 1999-11-02 Sensar, Inc. Method of selecting the best enroll image for personal identification

Also Published As

Publication number Publication date
GB0005194D0 (en) 2000-04-26
GB0105228D0 (en) 2001-04-18
GB2361826A (en) 2001-10-31
WO2001067746A1 (en) 2001-09-13

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