ATE239268T1 - Verfahren zur automatischen regulierung der eigenschaften eines optischen codelesesystems - Google Patents

Verfahren zur automatischen regulierung der eigenschaften eines optischen codelesesystems

Info

Publication number
ATE239268T1
ATE239268T1 AT98830773T AT98830773T ATE239268T1 AT E239268 T1 ATE239268 T1 AT E239268T1 AT 98830773 T AT98830773 T AT 98830773T AT 98830773 T AT98830773 T AT 98830773T AT E239268 T1 ATE239268 T1 AT E239268T1
Authority
AT
Austria
Prior art keywords
reading
characteristic quantities
image
controlled
optical code
Prior art date
Application number
AT98830773T
Other languages
English (en)
Inventor
Claudio Saporetti
Stefano Amorosi
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 ATE239268T1 publication Critical patent/ATE239268T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/10821—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 further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Devices (AREA)
  • Image Input (AREA)
  • Character Discrimination (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Facsimile Scanning Arrangements (AREA)
AT98830773T 1998-12-22 1998-12-22 Verfahren zur automatischen regulierung der eigenschaften eines optischen codelesesystems ATE239268T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98830773A EP1014292B1 (de) 1998-12-22 1998-12-22 Verfahren zur automatischen Regulierung der Eigenschaften eines optischen Codelesesystems

Publications (1)

Publication Number Publication Date
ATE239268T1 true ATE239268T1 (de) 2003-05-15

Family

ID=8236923

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98830773T ATE239268T1 (de) 1998-12-22 1998-12-22 Verfahren zur automatischen regulierung der eigenschaften eines optischen codelesesystems

Country Status (5)

Country Link
US (1) US6616039B1 (de)
EP (1) EP1014292B1 (de)
JP (1) JP4571258B2 (de)
AT (1) ATE239268T1 (de)
DE (1) DE69814105T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3548783B2 (ja) * 2002-12-10 2004-07-28 オムロン株式会社 光学コード読取方法及び装置
US7604174B2 (en) 2003-10-24 2009-10-20 Cognex Technology And Investment Corporation Method and apparatus for providing omnidirectional lighting in a scanning device
US9070031B2 (en) 2003-10-24 2015-06-30 Cognex Technology And Investment Llc Integrated illumination assembly for symbology reader
US9536124B1 (en) 2003-10-24 2017-01-03 Cognex Corporation Integrated illumination assembly for symbology reader
US7823783B2 (en) 2003-10-24 2010-11-02 Cognex Technology And Investment Corporation Light pipe illumination system and method
US7823789B2 (en) 2004-12-21 2010-11-02 Cognex Technology And Investment Corporation Low profile illumination for direct part mark readers
US7874487B2 (en) 2005-10-24 2011-01-25 Cognex Technology And Investment Corporation Integrated illumination assembly for symbology reader
US7617984B2 (en) 2004-12-16 2009-11-17 Cognex Technology And Investment Corporation Hand held symbology reader illumination diffuser
US9292724B1 (en) 2004-12-16 2016-03-22 Cognex Corporation Hand held symbology reader illumination diffuser with aimer optics
JP4254724B2 (ja) * 2005-02-16 2009-04-15 株式会社デンソーウェーブ バーコード読取り方法及びコンピュータプログラム
US7913921B2 (en) * 2007-04-16 2011-03-29 Microsoft Corporation Optically trackable tag
US8267321B2 (en) * 2008-02-11 2012-09-18 International Business Machines Corporation Enhanced-density barcode
US9104934B2 (en) * 2010-03-31 2015-08-11 Hand Held Products, Inc. Document decoding system and method for improved decoding performance of indicia reading terminal
US10621397B2 (en) * 2010-06-17 2020-04-14 Hand Held Products, Inc. Intelligent indicia reader
JP5892625B2 (ja) * 2014-01-07 2016-03-23 Ｎｅｃプラットフォームズ株式会社 コード読取装置、コード読取方法、及びコード読取プログラム
US10650211B2 (en) * 2018-03-28 2020-05-12 Datalogic IP Tech, S.r.l. Artificial intelligence-based machine readable symbol reader
EP3591567B1 (de) 2018-07-02 2020-09-02 Sick Ag Optoelektronischer sensor und verfahren zur wiederholten optischen erfassung von objekten in unterschiedlichem objektabstand
US10534942B1 (en) * 2018-08-23 2020-01-14 Zebra Technologies Corporation Method and apparatus for calibrating a client computing device for decoding symbols
EP4124991B1 (de) 2021-07-30 2023-11-15 Sick Ag Verfahren zum automatischen einrichten einer codelesevorrichtung und kamerabasierte codelesevorrichtung

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5999578A (ja) * 1982-11-30 1984-06-08 Toshiba Corp マ−ク読取装置
US5569901A (en) * 1988-10-21 1996-10-29 Symbol Technologies, Inc. Symbol scanning system and method having adaptive pattern generation
US5396053A (en) * 1988-10-21 1995-03-07 Symbol Technologies, Inc. Method of adjusting electrical circuit parameters during manufacture of a bar code scanner
US5478997A (en) * 1988-10-21 1995-12-26 Symbol Technologies, Inc. Symbol scanning system and method having adaptive pattern generation
JPH03103995A (ja) * 1989-09-19 1991-04-30 Tokyo Electric Co Ltd 定置式バーコードスキャナー
US5155343A (en) * 1990-03-28 1992-10-13 Chandler Donald G Omnidirectional bar code reader with method and apparatus for detecting and scanning a bar code symbol
FR2675607B1 (fr) * 1991-04-18 1993-08-27 Banque De France Procede pour analyser un document fiduciaire ou de securite presentant un graphisme imprime et deux signes de securite superposes, et dispositif pour la mise en óoeuvre du procede.
JPH04319786A (ja) * 1991-04-18 1992-11-10 Nec Eng Ltd バーコードスキャナ
US5811828A (en) * 1991-09-17 1998-09-22 Norand Corporation Portable reader system having an adjustable optical focusing means for reading optical information over a substantial range of distances
JP2825141B2 (ja) * 1992-09-26 1998-11-18 富士通株式会社 多段バーコード読取装置
JPH06333067A (ja) * 1993-05-27 1994-12-02 Ricoh Co Ltd マークシート読み取り装置
JPH06348879A (ja) * 1993-06-01 1994-12-22 Kunio Hiuga 外部光の影響をなくした画像処理と高速画像切り出し方法
US5612529A (en) * 1994-10-31 1997-03-18 Psc Inc. System for bar code reading and scanning with automatic gain control
JPH09297807A (ja) * 1996-04-30 1997-11-18 Toshiba Corp バーコード読み取り装置およびバーコード読み取り方法
US5969325A (en) * 1996-06-03 1999-10-19 Accu-Sort Systems, Inc. High speed image acquisition system and method of processing and decoding barcode symbol
JP3635829B2 (ja) * 1996-12-10 2005-04-06 松下電器産業株式会社 バーコード読み取り装置
DE69627871T2 (de) * 1996-12-30 2004-01-29 Datalogic Spa Verfahren zum Lesen eines auf einem Objekt aufgebrachten Barkodes
US6219438B1 (en) * 1997-09-02 2001-04-17 Lucent Technologies Inc. Produce indentifier using barcode scanner and wavelet image processing and having compensation for dirt accumulated on viewing window
US5969326A (en) * 1998-01-14 1999-10-19 Intermec Ip Corp. Method and apparatus of autodiscriminating in symbol reader employing prioritized and updated table of symbologies

Also Published As

Publication number Publication date
DE69814105T2 (de) 2004-04-01
DE69814105D1 (de) 2003-06-05
JP4571258B2 (ja) 2010-10-27
JP2000231600A (ja) 2000-08-22
EP1014292A1 (de) 2000-06-28
EP1014292B1 (de) 2003-05-02
US6616039B1 (en) 2003-09-09

Similar Documents

Publication Publication Date Title
ATE239268T1 (de) Verfahren zur automatischen regulierung der eigenschaften eines optischen codelesesystems
CN101287073B (zh) 变光照环境中机器视觉系统稳定亮度图像自适应获取方法
CN112589401B (zh) 一种基于机器视觉的组装方法及系统
DE69731629D1 (de) Verfahren und Gerät zur Bildanalyse
EP0986036A3 (de) Verfahren zur Aktualisierung des Referenzhintergrundbildes, Verfahren zur Detektion von eintretenden Objekten und System zur Detektion von eintretenden Objekten unter dessen Verwendung
DE69804619D1 (de) Verfahren zur Regelung der Belichtungszeit eines Lichtsensors
EP1098551A3 (de) Verfahren und Vorrichtung zur Überwachung des von einer Beleuchtungsvorrichtung abgestrahlten Lichtes für ein optisches Messgerät
CN110126878B (zh) 轨道交通车辆的车轮磨损评估方法、装置及系统
CN108055471B (zh) 一种光圈校正方法及装置
CN117706967B (zh) 一种洗米自动化设备智能监测控制系统
CN119603832B (zh) 一种用于表面缺陷检测的光源强度调节方法及系统
CN118859643A (zh) 柔版制版的智能曝光方法、装置、曝光机及存储介质
CN110503648B (zh) 一种细胞图像调整方法及装置
JP2000093042A (ja) 牛の個体識別方法
GB2102119A (en) Configuration detecting device
CN119067446A (zh) 一种家蚕人工饲料育环境智能监控系统
DE3880559T2 (de) Bildlesegerät und Binärumsetzungsverfahren hierfür.
CN114037704B (zh) 入料系统及其控制方法、控制装置及存储介质
CN117764993A (zh) 一种基于图像分析的水质在线监测系统及方法
CN116386030A (zh) 宠物食盆余粮检测方法、系统、装置及可读存储介质
CN109029256A (zh) 一种基于最大类间方差的分梳山羊绒长度检测方法
CN118379300B (zh) 一种图像处理的涂装板缺陷检测方法
CN112083693A (zh) 基于物联网技术的涂料生产线信息化管理系统
EP0974830A3 (de) Vorrichtung und Verfahren zum Feststellen von kontrastarmen Flecken
ATE344481T1 (de) Automatische parametererfassung

Legal Events

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