DE102014102458B8 - Vorrichtung zum optischen Lesen von Codes - Google Patents

Vorrichtung zum optischen Lesen von Codes Download PDF

Info

Publication number
DE102014102458B8
DE102014102458B8 DE102014102458.3A DE102014102458A DE102014102458B8 DE 102014102458 B8 DE102014102458 B8 DE 102014102458B8 DE 102014102458 A DE102014102458 A DE 102014102458A DE 102014102458 B8 DE102014102458 B8 DE 102014102458B8
Authority
DE
Germany
Prior art keywords
codes
optical reading
reading
optical
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
DE102014102458.3A
Other languages
English (en)
Other versions
DE102014102458A1 (de
DE102014102458B4 (de
Inventor
Chie TOYODA
Toshihiko Tsukada
Satoru Kato
Yoshimi Kitazumi
Kunihiko Ito
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.)
Denso Corp
Denso Wave Inc
Original Assignee
Denso Corp
Denso Wave 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 Denso Corp, Denso Wave Inc filed Critical Denso Corp
Publication of DE102014102458A1 publication Critical patent/DE102014102458A1/de
Publication of DE102014102458B4 publication Critical patent/DE102014102458B4/de
Application granted granted Critical
Publication of DE102014102458B8 publication Critical patent/DE102014102458B8/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0075—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. increasing, the depth of field or depth of focus
    • 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
    • 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
    • G06K2007/10485—Arrangement of optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Studio Devices (AREA)
  • Lenses (AREA)
  • Image Processing (AREA)
DE102014102458.3A 2013-02-27 2014-02-25 Vorrichtung zum optischen Lesen von Codes Active DE102014102458B8 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-037929 2013-02-27
JP2013037929A JP6017347B2 (ja) 2013-02-27 2013-02-27 コード読取り装置

Publications (3)

Publication Number Publication Date
DE102014102458A1 DE102014102458A1 (de) 2014-08-28
DE102014102458B4 DE102014102458B4 (de) 2021-06-10
DE102014102458B8 true DE102014102458B8 (de) 2021-08-05

Family

ID=51349647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014102458.3A Active DE102014102458B8 (de) 2013-02-27 2014-02-25 Vorrichtung zum optischen Lesen von Codes

Country Status (4)

Country Link
US (1) US9129173B2 (de)
JP (1) JP6017347B2 (de)
KR (1) KR101665456B1 (de)
DE (1) DE102014102458B8 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9342724B2 (en) 2014-09-10 2016-05-17 Honeywell International, Inc. Variable depth of field barcode scanner
JP6406758B2 (ja) * 2015-03-06 2018-10-17 国立大学法人 鹿児島大学 撮像装置、電子透かしの抽出方法、電子透かし及び符号化開口の最適化方法
JP6932036B2 (ja) 2017-07-31 2021-09-08 シスメックス株式会社 細胞撮像方法、細胞撮像装置、粒子撮像方法および粒子撮像装置
US10679024B2 (en) * 2018-07-24 2020-06-09 Cognex Corporation System and method for auto-focusing a vision system camera on barcodes
US11579299B2 (en) * 2019-04-02 2023-02-14 Litexel Inc. 3D range imaging method using optical phased array and photo sensor array
DE112020003269T5 (de) * 2019-07-09 2022-05-19 Immervision Inc. Verfahren zum Entwerfen von Miniaturobjektiven mit zweckmäßiger Verzerrung
JP7327008B2 (ja) * 2019-09-02 2023-08-16 株式会社リコー 撮影装置、通信システム、通信方法およびプログラム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3275010B2 (ja) 1995-02-03 2002-04-15 ザ・リジェンツ・オブ・ザ・ユニバーシティ・オブ・コロラド 拡大された被写界深度を有する光学システム
US20040190762A1 (en) 2003-03-31 2004-09-30 Dowski Edward Raymond Systems and methods for minimizing aberrating effects in imaging systems
US6969003B2 (en) 1998-07-10 2005-11-29 Welch Allyn Data Collection, Inc. Method and apparatus for extending operating range of bar code scanner
JP2012515359A (ja) 2009-01-12 2012-07-05 コグネックス・テクノロジー・アンド・インベストメント・コーポレーション 画像系リーダー用のモジュール式焦点システム
US20120181337A1 (en) 2011-01-14 2012-07-19 Industrial Technology Research Institute Barcode reading apparatus and barcode reading method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020118457A1 (en) 2000-12-22 2002-08-29 Dowski Edward Raymond Wavefront coded imaging systems
US7218448B1 (en) 1997-03-17 2007-05-15 The Regents Of The University Of Colorado Extended depth of field optical systems
US20020195548A1 (en) 2001-06-06 2002-12-26 Dowski Edward Raymond Wavefront coding interference contrast imaging systems
US6911638B2 (en) 1995-02-03 2005-06-28 The Regents Of The University Of Colorado, A Body Corporate Wavefront coding zoom lens imaging systems
US20030057353A1 (en) 2001-07-20 2003-03-27 Dowski Edward Raymond Wavefront coding zoom lens imaging systems
US7472831B2 (en) * 2003-11-13 2009-01-06 Metrologic Instruments, Inc. System for detecting image light intensity reflected off an object in a digital imaging-based bar code symbol reading device
JP2007206738A (ja) * 2006-01-30 2007-08-16 Kyocera Corp 撮像装置およびその方法
US8387884B2 (en) * 2007-05-31 2013-03-05 Symbol Technologies, Inc. Variable focus imaging lens assembly for an imaging-based bar code reader
US8267321B2 (en) * 2008-02-11 2012-09-18 International Business Machines Corporation Enhanced-density barcode
JP5059065B2 (ja) * 2009-08-07 2012-10-24 シャープ株式会社 撮像モジュール、結像レンズ、およびコード読取方法
JP2011053418A (ja) * 2009-09-01 2011-03-17 Olympus Corp 光学装置、およびそれを用いた撮像装置、撮像システム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3275010B2 (ja) 1995-02-03 2002-04-15 ザ・リジェンツ・オブ・ザ・ユニバーシティ・オブ・コロラド 拡大された被写界深度を有する光学システム
US6969003B2 (en) 1998-07-10 2005-11-29 Welch Allyn Data Collection, Inc. Method and apparatus for extending operating range of bar code scanner
US20040190762A1 (en) 2003-03-31 2004-09-30 Dowski Edward Raymond Systems and methods for minimizing aberrating effects in imaging systems
JP2012515359A (ja) 2009-01-12 2012-07-05 コグネックス・テクノロジー・アンド・インベストメント・コーポレーション 画像系リーダー用のモジュール式焦点システム
US20120181337A1 (en) 2011-01-14 2012-07-19 Industrial Technology Research Institute Barcode reading apparatus and barcode reading method

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
EGAWA, Yoshitaka: Depth of field expansion technology using chromatic aberration. In: Japanese Journal of Optics, Bd. 40, 2011, H. 10, S. 528-533. ISSN 0389-6625.
LEVIN, Anat [u.a.]: 4D frequency analysis of computational cameras for depth of field extension. In: ACM Transactions on Graphics, Bd. 28, 2009, H. 3, Artikelnummer: 97. ISSN 1557-7368 (E); 0730-0301 (P). DOI: 10.1145/1531326.1531403. URL: https://dl.acm.org/doi/pdf/10.1145/1531326.1531403 [abgerufen am 13.10.2020].
MUKAIKAWA, Yasuhiro; NAGAHARA, Hajime; HIRABAYASHI, Akira: Image sensing techniques by devising optics, focus, and sampling. In: Journal of the Japan Society for Precision Engineering, Bd. 77, 2011, H. 12, S. 1104-1108. ISSN 0912-0289.
NAGAHARA, Hajime [u.a.]: Flexible depth of field photography. In: Proceedings of the 10th European Conference on Computer Vision: Part IV, 12-18 October 2008, Marseille, France. Bd. 5305, 2008, S. 60-73. ISBN 978-3-540-88692-1.
ZHOU, Changyin; NAYAR, Shree: What are good apertures for defocus deblurring?. In: 2009 IEEE International Conference on Computational Photography (ICCP), 16-17 April 2009, San Francisco, California, USA. 2009, S. 1-8. ISBN 978-1-4244-4534-9. DOI: 10.1109/ICCPHOT.2009.5559018. URL: https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=5559018 [abgerufen am 13.10.2020].

Also Published As

Publication number Publication date
DE102014102458A1 (de) 2014-08-28
CN104008358A (zh) 2014-08-27
DE102014102458B4 (de) 2021-06-10
US20140239073A1 (en) 2014-08-28
US9129173B2 (en) 2015-09-08
KR101665456B1 (ko) 2016-10-24
JP6017347B2 (ja) 2016-10-26
KR20140107132A (ko) 2014-09-04
JP2014164721A (ja) 2014-09-08

Similar Documents

Publication Publication Date Title
DK3011059T3 (da) Biomarkør-identifikation
UA31388S (uk) Браслет для портативного електронного медіа-пристрою
UA31804S (uk) Браслет для портативного електронного медіа-пристрою
UA31802S (uk) Браслет для портативного електронного медіа-пристрою
UA31805S (uk) Браслет для портативного електронного медіа-пристрою
UA32037S (uk) Браслет для портативного електронного медіа-пристрою
UA31803S (uk) Браслет для портативного електронного медіа-пристрою
DK2972351T3 (da) Forbedrede analysemetoder
AR095266A1 (es) Inhibidores de bromodominios tetraciclicos
DK3563793T3 (da) Holder samt fremgangsmåde til dens fremstilling
DK3527563T3 (da) Dna-pk-inhibitorer
DK2967090T3 (da) Bærerindretning til fjerkræforarbejdningsindretning
DK3120129T3 (da) Holder til kerneprøver
CL2015003222S1 (es) Aparato de iluminacion
FR3010299B3 (fr) Appareil portatif de dermaplaning
DE102014102458B8 (de) Vorrichtung zum optischen Lesen von Codes
DE112014000579A5 (de) Verfahren zur Erkennung von gepulst betriebenen Lichtquellen
SG11201701015QA (en) Optical concentration measuring method
BR112015021083A2 (pt) método
DK3016976T3 (da) Proces
DK2945641T3 (da) Cycloalkyn derivatiserede sakkarider
BR112015029076A2 (pt) método
BR112016002104A2 (pt) método de síntese de 3-oxopent-4-enoil-coa
BR112015031478A2 (pt) dispositivo de contenção de poço
DK3087379T3 (da) Skanningsinstrument

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R083 Amendment of/additions to inventor(s)
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: G06K0007100000

Ipc: G02B0027020000

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: G06K0007100000

Ipc: G02B0027020000

Effective date: 20141113

R016 Response to examination communication
R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final