CN101855639A - 具有自动聚焦的光学代码扫描仪 - Google Patents

具有自动聚焦的光学代码扫描仪 Download PDF

Info

Publication number
CN101855639A
CN101855639A CN200780101467A CN200780101467A CN101855639A CN 101855639 A CN101855639 A CN 101855639A CN 200780101467 A CN200780101467 A CN 200780101467A CN 200780101467 A CN200780101467 A CN 200780101467A CN 101855639 A CN101855639 A CN 101855639A
Authority
CN
China
Prior art keywords
distance
scanner
code
optical code
control
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.)
Pending
Application number
CN200780101467A
Other languages
English (en)
Chinese (zh)
Inventor
川岛安武
高桥彻
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.)
Optoelectronics Co Ltd
Opticon Inc
Original Assignee
Optoelectronics Co Ltd
Opticon Inc
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 Optoelectronics Co Ltd, Opticon Inc filed Critical Optoelectronics Co Ltd
Publication of CN101855639A publication Critical patent/CN101855639A/zh
Pending legal-status Critical Current

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
    • G06K7/10792—Special measures in relation to the object to be scanned
    • G06K7/10801—Multidistance reading
    • G06K7/10811—Focalisation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/12—Fluid-filled or evacuated lenses
    • G02B3/14—Fluid-filled or evacuated lenses of variable focal length
    • 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
    • G06K7/10732—Light sources
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1013—Multi-focal

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
CN200780101467A 2007-11-08 2007-11-08 具有自动聚焦的光学代码扫描仪 Pending CN101855639A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2007/084043 WO2009061317A1 (en) 2007-11-08 2007-11-08 Optical code scanner with automatic focusing

Publications (1)

Publication Number Publication Date
CN101855639A true CN101855639A (zh) 2010-10-06

Family

ID=40626033

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200780101467A Pending CN101855639A (zh) 2007-11-08 2007-11-08 具有自动聚焦的光学代码扫描仪

Country Status (4)

Country Link
EP (1) EP2218033A4 (enExample)
JP (1) JP2011504247A (enExample)
CN (1) CN101855639A (enExample)
WO (1) WO2009061317A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576280A (zh) * 2012-07-31 2014-02-12 康耐视公司 用于确定和控制视觉系统摄影机中的焦距的系统和方法
CN103679109A (zh) * 2012-09-11 2014-03-26 信泰光学(深圳)有限公司 条形码读取方法及读取装置
CN107832760A (zh) * 2012-08-21 2018-03-23 康耐视公司 可训练的手持式光学字符识别系统与方法
CN109564230A (zh) * 2016-07-22 2019-04-02 泰肯贸易股份公司 用于检测实验室对象上的标识和/或实验室对象的特征的检测装置和方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8348168B2 (en) 2010-05-17 2013-01-08 Symbol Technologies, Inc. Focus adjustment with liquid crystal device in imaging scanner
JP5605627B2 (ja) * 2010-09-22 2014-10-15 カシオ計算機株式会社 パターンまたは画像読み取り装置、その制御方法およびプログラム
JP2013025507A (ja) * 2011-07-19 2013-02-04 Nippon Telegr & Teleph Corp <Ntt> 印刷情報読取装置
US10491790B2 (en) * 2016-03-22 2019-11-26 Symbol Technologies, Llc Imaging module and reader for, and method of, variably illuminating targets to be read by image capture over a range of working distances
JP6327294B2 (ja) * 2016-06-22 2018-05-23 カシオ計算機株式会社 光照射装置およびプログラム
DE102020109928B3 (de) * 2020-04-09 2020-12-31 Sick Ag Kamera und Verfahren zur Erfassung von Bilddaten

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495096A (en) * 1991-09-20 1996-02-27 Omron Corporation Multi-focus optical device
US6505778B1 (en) * 1998-07-17 2003-01-14 Psc Scanning, Inc. Optical reader with selectable processing characteristics for reading data in multiple formats
CN1818737A (zh) * 2005-01-24 2006-08-16 株式会社西铁城电子 变焦透镜系统和装有这种透镜系统的照相机
US20070001014A1 (en) * 2000-02-28 2007-01-04 Psc Scanning, Inc. Multi-format bar code reader
US20070156021A1 (en) * 2005-09-14 2007-07-05 Bradford Morse Remote imaging apparatus having an adaptive lens
CN101001304A (zh) * 2006-01-09 2007-07-18 明基电通信息技术有限公司 图像提取装置及其聚焦方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5864128A (en) * 1991-10-15 1999-01-26 Geo Labs, Inc. Lens with variable focal length
EP1714231B1 (en) * 2004-01-23 2011-09-07 Intermec IP Corporation Autofocus barcode scanner and the like employing micro-fluidic lens
US20070063048A1 (en) * 2005-09-14 2007-03-22 Havens William H Data reader apparatus having an adaptive lens
EP1804100B1 (en) * 2005-12-30 2018-02-21 Datalogic IP TECH S.r.l. Device and method for focusing a laser light beam
DE202006017268U1 (de) * 2006-11-11 2008-03-27 Leuze Electronic Gmbh & Co Kg Barcodelesegerät
US20090072037A1 (en) * 2007-09-17 2009-03-19 Metrologic Instruments, Inc. Autofocus liquid lens scanner

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495096A (en) * 1991-09-20 1996-02-27 Omron Corporation Multi-focus optical device
US6505778B1 (en) * 1998-07-17 2003-01-14 Psc Scanning, Inc. Optical reader with selectable processing characteristics for reading data in multiple formats
US20070001014A1 (en) * 2000-02-28 2007-01-04 Psc Scanning, Inc. Multi-format bar code reader
CN1818737A (zh) * 2005-01-24 2006-08-16 株式会社西铁城电子 变焦透镜系统和装有这种透镜系统的照相机
US20070156021A1 (en) * 2005-09-14 2007-07-05 Bradford Morse Remote imaging apparatus having an adaptive lens
CN101001304A (zh) * 2006-01-09 2007-07-18 明基电通信息技术有限公司 图像提取装置及其聚焦方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576280A (zh) * 2012-07-31 2014-02-12 康耐视公司 用于确定和控制视觉系统摄影机中的焦距的系统和方法
CN103576280B (zh) * 2012-07-31 2016-04-06 康耐视公司 用于确定和控制视觉系统摄影机中的焦距的系统和方法
CN107832760A (zh) * 2012-08-21 2018-03-23 康耐视公司 可训练的手持式光学字符识别系统与方法
CN107832760B (zh) * 2012-08-21 2021-08-03 康耐视公司 可训练的手持式光学字符识别系统与方法
CN103679109A (zh) * 2012-09-11 2014-03-26 信泰光学(深圳)有限公司 条形码读取方法及读取装置
CN109564230A (zh) * 2016-07-22 2019-04-02 泰肯贸易股份公司 用于检测实验室对象上的标识和/或实验室对象的特征的检测装置和方法

Also Published As

Publication number Publication date
WO2009061317A1 (en) 2009-05-14
EP2218033A1 (en) 2010-08-18
JP2011504247A (ja) 2011-02-03
EP2218033A4 (en) 2010-12-29

Similar Documents

Publication Publication Date Title
CN101855639A (zh) 具有自动聚焦的光学代码扫描仪
US20110200314A1 (en) Liquid lens with temperature compensated focus time
US7726573B2 (en) Compact autofocus bar code reader with moving mirror
US20080245872A1 (en) Barcode scanner/reader having constantly varying focal distance
JP2011530722A5 (enExample)
US10534944B1 (en) Method and apparatus for decoding multiple symbology types
JPH05505269A (ja) 深フィールド型バーコードスキャナ
CN102165463B (zh) 具有图像曝光控制的光学代码检测
WO2010143662A1 (ja) 光学的情報読取装置
WO2002003105A2 (en) Autofocus apparaturs and method of using the same
US11847524B2 (en) Methods, systems, and apparatuses for scanning and decoding direct part marking indicia
JP7350027B2 (ja) 移動する物体の画像データの取得
US20100294839A1 (en) Optical code scanner with automatic focusing
JP2006518861A (ja) 小型自動合焦圧電アクチュエータシステム
US8028919B2 (en) Imaging bar code reader with single prism focus adjustment
JP5637844B2 (ja) 液晶レンズ光学体及び光学的情報読取装置
CN109154974B (zh) 确定目标距离和基于目标距离调整成像读取器的读取参数的装置和方法
GB2556189A (en) Module and system for, and method of, directing an aiming pattern on, and illuminating, a target to be electro-optically read by image capture
WO2012115045A1 (ja) 光学的情報読取装置
US11120240B2 (en) Auto-exposure region auto-correction
JP6997603B2 (ja) 光学読取装置
JP4915300B2 (ja) 光学情報読取装置
JP2022187471A (ja) 検出領域を通って移動する物体を検出するためのカメラ及び方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20101006