DE602005013404D1 - Belichtungseinstellung in einem Maschinenvisionssystem - Google Patents

Belichtungseinstellung in einem Maschinenvisionssystem

Info

Publication number
DE602005013404D1
DE602005013404D1 DE602005013404T DE602005013404T DE602005013404D1 DE 602005013404 D1 DE602005013404 D1 DE 602005013404D1 DE 602005013404 T DE602005013404 T DE 602005013404T DE 602005013404 T DE602005013404 T DE 602005013404T DE 602005013404 D1 DE602005013404 D1 DE 602005013404D1
Authority
DE
Germany
Prior art keywords
vision system
machine vision
exposure adjustment
exposure
adjustment
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.)
Active
Application number
DE602005013404T
Other languages
English (en)
Inventor
Justin Richardson
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.)
STMicroelectronics Research and Development Ltd
Original Assignee
STMicroelectronics Research and Development 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 STMicroelectronics Research and Development Ltd filed Critical STMicroelectronics Research and Development Ltd
Publication of DE602005013404D1 publication Critical patent/DE602005013404D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/58—Control of the dynamic range involving two or more exposures
    • H04N25/581—Control of the dynamic range involving two or more exposures acquired simultaneously
    • H04N25/583—Control of the dynamic range involving two or more exposures acquired simultaneously with different integration times
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10712—Fixed beam scanning
    • G06K7/10722—Photodetector array or CCD scanning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10712—Fixed beam scanning
    • G06K7/10722—Photodetector array or CCD scanning
    • G06K7/10752—Exposure time control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/53—Control of the integration time
    • H04N25/531—Control of the integration time by controlling rolling shutters in CMOS SSIS

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Studio Devices (AREA)
  • Image Input (AREA)
DE602005013404T 2005-11-28 2005-11-28 Belichtungseinstellung in einem Maschinenvisionssystem Active DE602005013404D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05270087A EP1791074B1 (de) 2005-11-28 2005-11-28 Belichtungseinstellung in einem Maschinenvisionssystem

Publications (1)

Publication Number Publication Date
DE602005013404D1 true DE602005013404D1 (de) 2009-04-30

Family

ID=35945167

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005013404T Active DE602005013404D1 (de) 2005-11-28 2005-11-28 Belichtungseinstellung in einem Maschinenvisionssystem

Country Status (3)

Country Link
US (1) US8477222B2 (de)
EP (1) EP1791074B1 (de)
DE (1) DE602005013404D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8780241B2 (en) * 2011-01-25 2014-07-15 Aptina Imaging Corporation Digitally graded neutral density filter
US10114997B2 (en) 2016-11-16 2018-10-30 Hand Held Products, Inc. Reader for optical indicia presented under two or more imaging conditions within a single frame time
FR3070779B1 (fr) 2017-09-01 2019-09-13 Teledyne E2V Semiconductors Sas Procede d'acquisition d'image par un capteur d'image de type cmos pour la reconnaissance de code lisible optiquement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5521366A (en) * 1994-07-26 1996-05-28 Metanetics Corporation Dataform readers having controlled and overlapped exposure integration periods
US5815200A (en) * 1994-07-26 1998-09-29 Metanetics Corporation Extended working range dataform reader with reduced power consumption
US5745808A (en) * 1995-08-21 1998-04-28 Eastman Kodak Company Camera exposure control system using variable-length exposure tables
US7148923B2 (en) * 2000-09-30 2006-12-12 Hand Held Products, Inc. Methods and apparatus for automatic exposure control
EP1397911B1 (de) * 2001-06-18 2011-04-20 Casio Computer Co., Ltd. Photosensorsystem und ansteuerungsverfahren dafür
WO2003083773A2 (en) * 2002-03-27 2003-10-09 The Trustees Of Columbia University In The City Of New York Imaging method and system
US7978245B2 (en) * 2004-06-24 2011-07-12 Hewlett-Packard Development Company, L.P. Method and apparatus for controlling color balance in a digital imaging device

Also Published As

Publication number Publication date
EP1791074A1 (de) 2007-05-30
US20070126922A1 (en) 2007-06-07
US8477222B2 (en) 2013-07-02
EP1791074B1 (de) 2009-03-18

Similar Documents

Publication Publication Date Title
EP1969411A4 (de) Justierbare apodisierte linsenapertur
EP2074445A4 (de) Verfahren zur herstellung einer verstellbaren linse
GB0513347D0 (en) Lens
DE602006019478D1 (de) Lithografische vorrichtung
EP1864181A4 (de) Beschichtungen für augenoptische linsenelemente
EP1932030A4 (de) Fresnellinse
EP1804101A4 (de) Aufnahmelinse
EP1898244A4 (de) Aufnahmelinse
DE602006014643D1 (de) Bilderzeugende Vorrichtung mit Verschlussarmeinheit
EP1890172A4 (de) Verfahren zur bildung eines antireflexfilms
GB2435109B (en) Retractable photographic lens
ITRA20050043A1 (it) Macchina ginnica
ITRA20050029A1 (it) Macchina ginnica
DE602005015262D1 (de) Abbildungslinse
EP2088171A4 (de) Brillenglas
GB0601940D0 (en) Lens structures
ITRA20050030A1 (it) Macchina ginnica
EP1901336A4 (de) Belichtungsvorrichtung
PT1869522E (pt) Lente oftálmica
DE602005013404D1 (de) Belichtungseinstellung in einem Maschinenvisionssystem
DE602006007404D1 (de) Brillenglasbearbeitungsmaschine
EP1941319A4 (de) Fotochrome linse
ITBO20050330A1 (it) Dispositivo a telaio regolabile
GB0704737D0 (en) Eyeglass frame
HK1086352A1 (en) Reversion-collapsible lens group

Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: MURGITROYD & COMPANY, 48149 MUENSTER

8364 No opposition during term of opposition