EP2218033A4 - Lecteur de code optique à mise au point automatique - Google Patents
Lecteur de code optique à mise au point automatiqueInfo
- Publication number
- EP2218033A4 EP2218033A4 EP07844971A EP07844971A EP2218033A4 EP 2218033 A4 EP2218033 A4 EP 2218033A4 EP 07844971 A EP07844971 A EP 07844971A EP 07844971 A EP07844971 A EP 07844971A EP 2218033 A4 EP2218033 A4 EP 2218033A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- code scanner
- automatic focusing
- optical code
- optical
- focusing
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- G06K7/10792—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; 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
- G06K7/10732—Light sources
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2007/084043 WO2009061317A1 (fr) | 2007-11-08 | 2007-11-08 | Lecteur de code optique à mise au point automatique |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2218033A1 EP2218033A1 (fr) | 2010-08-18 |
EP2218033A4 true EP2218033A4 (fr) | 2010-12-29 |
Family
ID=40626033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07844971A Withdrawn EP2218033A4 (fr) | 2007-11-08 | 2007-11-08 | Lecteur de code optique à mise au point automatique |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2218033A4 (fr) |
JP (1) | JP2011504247A (fr) |
CN (1) | CN101855639A (fr) |
WO (1) | WO2009061317A1 (fr) |
Families Citing this family (10)
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 |
US8576390B1 (en) * | 2012-07-31 | 2013-11-05 | Cognex Corporation | System and method for determining and controlling focal distance in a vision system camera |
US8873892B2 (en) * | 2012-08-21 | 2014-10-28 | Cognex Corporation | Trainable handheld optical character recognition systems and methods |
TWI505198B (zh) * | 2012-09-11 | 2015-10-21 | Sintai Optical Shenzhen Co Ltd | Bar code reading method and reading device |
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 |
CH712734A1 (de) * | 2016-07-22 | 2018-01-31 | Tecan Trading Ag | Erkennungsvorrichtung und -verfahren zum Erkennen von Kennzeichen an und/oder Merkmalen von Laborobjekten. |
DE102020109928B3 (de) | 2020-04-09 | 2020-12-31 | Sick Ag | Kamera und Verfahren zur Erfassung von Bilddaten |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864128A (en) * | 1991-10-15 | 1999-01-26 | Geo Labs, Inc. | Lens with variable focal length |
US20050218231A1 (en) * | 2004-01-23 | 2005-10-06 | Intermec Ip Corp. | 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 |
US20070153644A1 (en) * | 2005-12-30 | 2007-07-05 | Datalogic S.P.A. | Device and method for focusing a laser light beam |
EP1921565A1 (fr) * | 2006-11-11 | 2008-05-14 | Leuze electronic GmbH + Co. KG | Appareil de lecture d'un code à barres |
WO2009038959A1 (fr) * | 2007-09-17 | 2009-03-26 | Metrologic Instruments, Inc. | Dispositif à balayage pour liquide à focalisation automatique |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0533207A3 (en) * | 1991-09-20 | 1993-08-04 | Omron Corporation | Multi-focus optical device |
US6176429B1 (en) * | 1998-07-17 | 2001-01-23 | Psc Scanning, Inc. | Optical reader with selectable processing characteristics for reading data in multiple formats |
US7137555B2 (en) * | 2000-02-28 | 2006-11-21 | Psc Scanning, Inc. | Multi-format bar code reader |
JP2006201639A (ja) * | 2005-01-24 | 2006-08-03 | Citizen Electronics Co Ltd | カメラ用ズームユニット及びカメラ |
WO2007033326A2 (fr) * | 2005-09-14 | 2007-03-22 | Welch Allyn, Inc. | Appareil medical comprenant une lentille adaptative |
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 |
-
2007
- 2007-11-08 WO PCT/US2007/084043 patent/WO2009061317A1/fr active Application Filing
- 2007-11-08 CN CN200780101467A patent/CN101855639A/zh active Pending
- 2007-11-08 JP JP2010533055A patent/JP2011504247A/ja active Pending
- 2007-11-08 EP EP07844971A patent/EP2218033A4/fr not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864128A (en) * | 1991-10-15 | 1999-01-26 | Geo Labs, Inc. | Lens with variable focal length |
US20050218231A1 (en) * | 2004-01-23 | 2005-10-06 | Intermec Ip Corp. | 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 |
US20070153644A1 (en) * | 2005-12-30 | 2007-07-05 | Datalogic S.P.A. | Device and method for focusing a laser light beam |
EP1921565A1 (fr) * | 2006-11-11 | 2008-05-14 | Leuze electronic GmbH + Co. KG | Appareil de lecture d'un code à barres |
WO2009038959A1 (fr) * | 2007-09-17 | 2009-03-26 | Metrologic Instruments, Inc. | Dispositif à balayage pour liquide à focalisation automatique |
Non-Patent Citations (1)
Title |
---|
See also references of WO2009061317A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN101855639A (zh) | 2010-10-06 |
EP2218033A1 (fr) | 2010-08-18 |
WO2009061317A1 (fr) | 2009-05-14 |
JP2011504247A (ja) | 2011-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20100607 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20101126 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: G02B 26/02 20060101ALI20101122BHEP Ipc: G02B 3/14 20060101ALI20101122BHEP Ipc: G06K 7/10 20060101AFI20090602BHEP |
|
DAX | Request for extension of the european patent (deleted) | ||
17Q | First examination report despatched |
Effective date: 20110715 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20120126 |