ATE215764T1 - Verfahren zur regelung der belichtungszeit eines lichtsensors - Google Patents

Verfahren zur regelung der belichtungszeit eines lichtsensors

Info

Publication number
ATE215764T1
ATE215764T1 AT98830636T AT98830636T ATE215764T1 AT E215764 T1 ATE215764 T1 AT E215764T1 AT 98830636 T AT98830636 T AT 98830636T AT 98830636 T AT98830636 T AT 98830636T AT E215764 T1 ATE215764 T1 AT E215764T1
Authority
AT
Austria
Prior art keywords
exposure time
image
sensor
level
luminosity
Prior art date
Application number
AT98830636T
Other languages
English (en)
Inventor
Federico Canini
Original Assignee
Datalogic Spa
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 Datalogic Spa filed Critical Datalogic Spa
Application granted granted Critical
Publication of ATE215764T1 publication Critical patent/ATE215764T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
AT98830636T 1998-10-23 1998-10-23 Verfahren zur regelung der belichtungszeit eines lichtsensors ATE215764T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98830636A EP0996284B1 (de) 1998-10-23 1998-10-23 Verfahren zur Regelung der Belichtungszeit eines Lichtsensors

Publications (1)

Publication Number Publication Date
ATE215764T1 true ATE215764T1 (de) 2002-04-15

Family

ID=8236848

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98830636T ATE215764T1 (de) 1998-10-23 1998-10-23 Verfahren zur regelung der belichtungszeit eines lichtsensors

Country Status (4)

Country Link
US (1) US7053954B1 (de)
EP (1) EP0996284B1 (de)
AT (1) ATE215764T1 (de)
DE (1) DE69804619T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6486915B2 (en) * 1999-04-20 2002-11-26 Intel Corporation Determining a final exposure setting automatically for a solid state camera without a separate light metering circuit
US20060184039A1 (en) * 2001-07-26 2006-08-17 Dov Avni Apparatus and method for light control in an in-vivo imaging device
US9149175B2 (en) * 2001-07-26 2015-10-06 Given Imaging Ltd. Apparatus and method for light control in an in-vivo imaging device
US20030098922A1 (en) * 2001-11-27 2003-05-29 Creo Il. Ltd. Precision exposure setting in a digital imaging device
DE10213917A1 (de) * 2002-03-28 2003-10-23 Bosch Gmbh Robert Verfahren und Vorrichtung zur Regelung eines Bildsensors
US7245320B2 (en) * 2002-06-04 2007-07-17 Micron Technology, Inc. Method and apparatus for automatic gain and exposure control for maintaining target image brightness in video imager systems
JP4243462B2 (ja) * 2002-08-19 2009-03-25 富士フイルム株式会社 固体撮像装置および受光素子の感度対応出力調整方法
US7173663B2 (en) * 2002-10-31 2007-02-06 Freescale Semiconductor, Inc. Automatic exposure control system for a digital camera
DE10309040A1 (de) * 2003-03-01 2004-09-09 Volkswagen Ag Verfahren und Vorrichtung zur Belichtungszeitoptimierung
DE10318499B4 (de) * 2003-04-24 2007-12-20 Robert Bosch Gmbh Verfahren und Vorrichtung zur Einstellung eines Bildsensors
JP4388318B2 (ja) * 2003-06-27 2009-12-24 オリンパス株式会社 画像処理装置
JP2005109993A (ja) * 2003-09-30 2005-04-21 Matsushita Electric Ind Co Ltd 撮影装置
US7605852B2 (en) 2004-05-17 2009-10-20 Micron Technology, Inc. Real-time exposure control for automatic light control
US7580076B2 (en) * 2005-10-31 2009-08-25 Hewlett-Packard Development Company, L.P. Devices and methods for calculating pixel values representative of a scene
US20070139543A1 (en) * 2005-12-16 2007-06-21 General Instrument Corporation Auto-adaptive frame rate for improved light sensitivity in a video system
JP5352960B2 (ja) * 2006-04-27 2013-11-27 セイコーエプソン株式会社 生体情報取得装置、生体情報取得方法及び生体認証装置
US20080050110A1 (en) * 2006-08-24 2008-02-28 Tai-Hsin Liu Method for adjusting a mechanical shutter
US8387881B2 (en) 2010-12-01 2013-03-05 Hand Held Products, Inc. Terminal with screen reading mode
US10311424B2 (en) 2010-12-09 2019-06-04 Hand Held Products, Inc. Indicia encoding system with integrated purchase and payment information
US8408464B2 (en) 2011-02-03 2013-04-02 Metrologic Instruments, Inc. Auto-exposure method using continuous video frames under controlled illumination
EP2742485A1 (de) * 2011-08-12 2014-06-18 Edh Holdings (South Africa) (Pty) Ltd. Balllaufbahn- und aufschlagspositionserkennung
CN102377947B (zh) * 2011-09-02 2013-11-20 深圳市先河系统技术有限公司 曝光控制装置及方法
TWI478027B (zh) * 2012-12-28 2015-03-21 禾瑞亞科技股份有限公司 光學觸控系統的處理裝置及其操作方法
DE102015116026A1 (de) 2015-09-22 2017-03-23 JENETRIC GmbH Vorrichtung und Verfahren zur direkten optischen Bildaufnahme von Dokumenten und / oder lebenden Hautbereichen ohne abbildende optische Elemente
CN106713779A (zh) * 2016-12-30 2017-05-24 深圳天珑无线科技有限公司 拍照控制方法及装置
JP2023527599A (ja) * 2021-04-20 2023-06-30 バイドゥドットコム タイムズ テクノロジー （ベイジン） カンパニー リミテッド 自動運転車両を動作させるためのコンピュータ実施方法、非一時的機械可読媒体、データ処理システムおよびコンピュータプログラム
CN113538262B (zh) * 2021-06-21 2023-04-11 天津大学 应用于多比特量子图像传感器的高动态范围图像还原方法
CN115134492B (zh) * 2022-05-31 2024-03-19 北京极光智芯科技有限公司 图像采集方法、电子设备和计算机可读介质
CN120302173A (zh) * 2025-06-06 2025-07-11 中国科学院长春光学精密机械与物理研究所 望远镜中波红外相机曝光时间自动调节方法及调节系统

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5264940A (en) * 1990-10-08 1993-11-23 Olympus Optical Co., Ltd. Image sensing apparatus having exposure level and dynamic range control circuit
JP3226559B2 (ja) * 1991-04-12 2001-11-05 キヤノン株式会社 撮像装置
JP3004382B2 (ja) * 1991-04-24 2000-01-31 松下電器産業株式会社 可変シャッタ付テレビカメラ装置
US5585942A (en) * 1991-06-20 1996-12-17 Canon Kabushiki Kaisha Image pickup apparatus
US5751844A (en) * 1992-04-20 1998-05-12 International Business Machines Corporation Method and apparatus for image acquisition with adaptive compensation for image exposure variation
US5751354A (en) * 1994-04-28 1998-05-12 Canon Kabushiki Kaisha Image sensing apparatus and method with exposure performed based on focus evaluation values
JP3370438B2 (ja) * 1994-06-20 2003-01-27 ペンタックス株式会社 スチルビデオカメラの露出制御装置
US5745808A (en) * 1995-08-21 1998-04-28 Eastman Kodak Company Camera exposure control system using variable-length exposure tables
KR0183788B1 (ko) * 1995-12-27 1999-05-01 김광호 영상 촬영 기록 장치의 광량 부족 검출 및 표시방법
JP4032262B2 (ja) * 1996-05-13 2008-01-16 株式会社ニコン 電子カメラ
US5734426A (en) * 1996-11-15 1998-03-31 Omnivision Technologies, Inc. Method of automatic exposure control in a MOS imaging array
DE19701484A1 (de) * 1997-01-17 1998-07-23 Bosch Gmbh Robert Verfahren zur Regelung der Belichtung von Videokameras
JP3432705B2 (ja) * 1997-06-23 2003-08-04 三菱電機株式会社 撮像装置
US6486915B2 (en) * 1999-04-20 2002-11-26 Intel Corporation Determining a final exposure setting automatically for a solid state camera without a separate light metering circuit
KR100495415B1 (ko) * 1999-12-30 2005-06-14 매그나칩 반도체 유한회사 이미지 센서에서의 자동 노출 장치
US7176976B2 (en) * 2001-08-30 2007-02-13 Lightsurf Technologies, Inc. Autoexposure methodology in a digital camera
US6859230B2 (en) * 2001-11-07 2005-02-22 Omnivision Technologies, Inc. Method of fast automatic exposure or gain control in a MOS image sensor
US6621987B1 (en) * 2003-01-29 2003-09-16 Novatek Microelectronics Corp. Method of fast converging appropriate exposure value

Also Published As

Publication number Publication date
EP0996284B1 (de) 2002-04-03
DE69804619T2 (de) 2003-02-27
US7053954B1 (en) 2006-05-30
DE69804619D1 (de) 2002-05-08
EP0996284A1 (de) 2000-04-26

Similar Documents

Publication Publication Date Title
ATE215764T1 (de) Verfahren zur regelung der belichtungszeit eines lichtsensors
US7697062B2 (en) Camera and method in a camera
JP5981053B2 (ja) シーン適応型自動露出補正を伴う撮像装置
ATE282860T1 (de) Verfahren und gerät zur bildanalyse
DE60311423D1 (de) Kopfpositionssensor
JP4676834B2 (ja) ワーク画像取得方法、ワーク画像取得装置
ATE294485T1 (de) Verfahren zur schnellen automatischen belichtungs-oder verstärkungsregelung in einem mos bildsensor
EP0915328A3 (de) Beurteilungsvorrichtung für die Reifenkonfiguration und Reifenklassierungsverfahren
EP1519567A3 (de) Apparat und Verfahren für Röntgenaufnahmen
RU2017101537A (ru) Обнаружение кодированного света в широком динамическом диапазоне
EP1536289A3 (de) Messverfahren unter Verwendung von Interferenz
DE69814105D1 (de) Verfahren zur automatischen Regulierung der Eigenschaften eines optischen Codelesesystems
KR100765775B1 (ko) 화상의 밝기 조정방법 및 장치
DE50101273D1 (de) Verfahren und vorrichtung zur defekterkennung und/oder -korrektur bei der digitalen bildverarbeitung
JP7118737B2 (ja) 撮像装置、及びその制御方法
DE60137281D1 (de) Verfahren und Vorrichtung zur Eliminierung von Farbenmoire
EP0862335A3 (de) Automatische Host-Farbeinstellung unter Verwendung von stroboskopischer Beleuchtung in einer digitalen Kamera
US7911654B2 (en) Estimating light output of a lamp in a scanner
JP2001197276A (ja) 画信号処理装置
KR101009344B1 (ko) 이미지 센서의 이물 검출방법 및 장치
CN121506035A (zh) 一种基于oled屏的墨斑补偿方法、系统、介质及产品
JP2005276445A (ja) 照明制御装置および照明システム
US20210097700A1 (en) Determining movement of a substrate
JPH08247729A (ja) 寸法測定装置
KR20200110158A (ko) 조명기의 제어

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties