DE69128561T2 - Zeichenlesevorrichtung - Google Patents

Zeichenlesevorrichtung

Info

Publication number
DE69128561T2
DE69128561T2 DE69128561T DE69128561T DE69128561T2 DE 69128561 T2 DE69128561 T2 DE 69128561T2 DE 69128561 T DE69128561 T DE 69128561T DE 69128561 T DE69128561 T DE 69128561T DE 69128561 T2 DE69128561 T2 DE 69128561T2
Authority
DE
Germany
Prior art keywords
character reader
reader
character
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.)
Expired - Fee Related
Application number
DE69128561T
Other languages
English (en)
Other versions
DE69128561D1 (de
Inventor
Atsushi Nakazawa
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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
Priority claimed from JP2147687A external-priority patent/JP2794906B2/ja
Priority claimed from JP2175565A external-priority patent/JP2748661B2/ja
Priority claimed from JP2310933A external-priority patent/JPH04181384A/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of DE69128561D1 publication Critical patent/DE69128561D1/de
Application granted granted Critical
Publication of DE69128561T2 publication Critical patent/DE69128561T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06K7/10821—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
    • G06K7/10861—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 sensing of data fields affixed to objects or articles, e.g. coded labels
    • G06K7/10871—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 sensing of data fields affixed to objects or articles, e.g. coded labels randomly oriented data-fields, code-marks therefore, e.g. concentric circles-code
    • 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
    • G06K7/10821—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; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1018—Source control
DE69128561T 1990-06-06 1991-06-06 Zeichenlesevorrichtung Expired - Fee Related DE69128561T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2147687A JP2794906B2 (ja) 1990-06-06 1990-06-06 記号読取装置
JP2175565A JP2748661B2 (ja) 1990-07-02 1990-07-02 記号読取装置
JP2310933A JPH04181384A (ja) 1990-11-15 1990-11-15 記号読取装置

Publications (2)

Publication Number Publication Date
DE69128561D1 DE69128561D1 (de) 1998-02-12
DE69128561T2 true DE69128561T2 (de) 1998-05-14

Family

ID=27319402

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128561T Expired - Fee Related DE69128561T2 (de) 1990-06-06 1991-06-06 Zeichenlesevorrichtung

Country Status (4)

Country Link
US (1) US5528022A (de)
EP (1) EP0460669B1 (de)
CA (1) CA2043964C (de)
DE (1) DE69128561T2 (de)

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US6182898B1 (en) 1993-11-24 2001-02-06 Metrologic Instruments, Inc. Bar code scanner with intuitive head aiming and collimated scan volume
US6283375B1 (en) 1990-09-10 2001-09-04 Metrologic Instruments, Inc. Automatically-activated hand-supportable laser scanning bar code symbol reading system with data transmission activation switch
US5942743A (en) * 1994-08-17 1999-08-24 Metrologic Instruments, Inc. Portable automatic hand-supportable omnidirectional laser projection scanner with power conserving control system
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US5340971A (en) * 1990-09-17 1994-08-23 Metrologic Instruments, Inc. Automatic bar code reading system having selectable long range and short range modes of operation
US6286760B1 (en) 1994-08-17 2001-09-11 Metrologic Instruments, Inc. Automatic hand-supportable laser projection scanner for omni-directional reading of bar code symbols within a narrowly confined scanning volume
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US6604684B1 (en) 1993-11-24 2003-08-12 Metrologic Instruments Inc. Automatic optical projection scanner for omni-directional reading of bar code symbols within a confined scanning volume
US6860427B1 (en) 1993-11-24 2005-03-01 Metrologic Instruments, Inc. Automatic optical projection scanner for omni-directional reading of bar code symbols within a confined scanning volume
JP3183767B2 (ja) * 1994-02-21 2001-07-09 富士通株式会社 レーザビーム走査装置
GB9404921D0 (en) * 1994-03-14 1994-04-27 Laser scanners of high scanning frequency
US6708883B2 (en) 1994-06-30 2004-03-23 Symbol Technologies, Inc. Apparatus and method for reading indicia using charge coupled device and scanning laser beam technology
CA2150747A1 (en) * 1994-06-30 1995-12-31 Yajun Li Multiple laser indicia reader optionally utilizing a charge coupled device (ccd) detector and operating method therefor
US5672858A (en) * 1994-06-30 1997-09-30 Symbol Technologies Inc. Apparatus and method for reading indicia using charge coupled device and scanning laser beam technology
US5530233A (en) * 1994-06-30 1996-06-25 Symbol Technologies, Inc. Bar code scanner with quasi-retroreflective light collection
US5648650A (en) * 1994-09-07 1997-07-15 Alps Electric Co., Ltd. Optical bar code reading apparatus with regular reflection detecting circuit
US6081147A (en) 1994-09-29 2000-06-27 Fujitsu Limited Timing controller and controlled delay circuit for controlling timing or delay time of a signal by changing phase thereof
JPH0991368A (ja) * 1995-07-20 1997-04-04 Fujitsu Ltd 光学読取装置
US6811086B1 (en) 1995-07-20 2004-11-02 Fujitsu Limited Stand for pivotably mounting an optical reading device
JP3072465B2 (ja) * 1995-10-25 2000-07-31 富士通株式会社 バーコード読取装置
US5719385A (en) * 1995-12-08 1998-02-17 Ncr Corporation Optical scanner having multi-line and single-line scanning modes
US5834760A (en) * 1996-01-02 1998-11-10 Intermec Corporation Method of adjusting depth-of-field in laser scanners by dynamically adjusting laser power
US5729001A (en) * 1996-01-11 1998-03-17 Webscan, Inc. Method for evaluating a succession of bar code symbols
US5917171A (en) * 1996-03-04 1999-06-29 Matsushita Electric Industrial Co., Ltd. Bar code reading apparatus
US5686716A (en) * 1996-05-13 1997-11-11 Psc, Inc. Bar code void and spot discrimination
US5962838A (en) * 1996-07-15 1999-10-05 Psc Scanning, Inc. Barcode scanner with manually switchable scan patterns
US5923017A (en) * 1997-01-23 1999-07-13 United Parcel Service Of America Moving-light indicia reader system
US6098877A (en) * 1997-05-21 2000-08-08 Symbol Technologies, Inc. Interface and method for controlling an optical reader having a scanning module
US5818025A (en) * 1997-08-13 1998-10-06 Ncr Corporation Selective pattern scanner
US6976626B2 (en) 1997-09-16 2005-12-20 Metrologic Instruments, Inc. Wireless bar code symbol driven portable data terminal (PDT) system adapted for single handed operation
US7124950B2 (en) * 1997-09-16 2006-10-24 Metrologic Instruments, Inc. Bar code symbol reading system employing electronically-controlled raster-type laser scanner for reading bar code symbols during on hands-on and hands-free modes of operation
US6497366B1 (en) 1997-12-31 2002-12-24 Ncr Corporation Methods and apparatus for dual channel video recovery in bar code scanners
US7097105B2 (en) 1998-12-03 2006-08-29 Metrologic Instruments, Inc. Automatically-activated hand-supportable omni-directional laser scanning bar code symbol reader having a user-selectable linear scanning menu-reading mode supported by a stroboscopically-pulsed omni-directional laser scanning pattern for improved bar code symbol navigation and alignment during menu-reading operations
ATE278990T1 (de) 1998-12-03 2004-10-15 Metrologic Instr Inc Automatisch aktivierter, tragbaerer laser- strichkodeabtaster mit daten- übertragungsvorrichtung
JP3548463B2 (ja) * 1999-07-29 2004-07-28 ペンタックス株式会社 マルチビーム走査光学装置の同期信号検出方法及び検出装置
EP1261934A1 (de) * 2000-02-28 2002-12-04 PSC Scanning, Inc. Multiformat barkodeleser
US7137555B2 (en) 2000-02-28 2006-11-21 Psc Scanning, Inc. Multi-format bar code reader
US6702183B2 (en) * 2001-04-17 2004-03-09 Ncr Corporation Methods and apparatus for scan pattern selection and selective decode inhibition in barcode scanners
EP1273957A1 (de) 2001-07-02 2003-01-08 Leuze electronic GmbH + Co. Optoelektronische Vorrichtung
US6854642B2 (en) * 2001-10-19 2005-02-15 Chesterfield Holdings, L.L.C. System for vending products and services using an identification card and associated methods
US7133473B1 (en) * 2002-02-15 2006-11-07 Marvell International Ltd. Divisionless baseband equalization in symbol modulated communications
US20030210382A1 (en) * 2002-04-19 2003-11-13 Ball Semiconductor, Inc. Matrix light relay system and method
EP1437676B1 (de) * 2002-12-31 2007-10-24 Datalogic S.P.A. Methode zum Lesen von graphischer Muster und Erfassung seines Bildes
JP4059173B2 (ja) * 2003-06-27 2008-03-12 株式会社デンソーウェーブ 光学的情報読取装置および光学的情報の読取方法
US7172125B2 (en) * 2004-04-26 2007-02-06 Symbol Technologies, Inc. Gain control system and method for use in electro-optical readers
US7220956B2 (en) * 2004-08-13 2007-05-22 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Optical mouse with reduced power consumption
US7306154B2 (en) 2004-10-21 2007-12-11 Optoelectronics Co., Ltd. Barcode scanning system with a compensation circuit
JP4442624B2 (ja) * 2006-06-22 2010-03-31 株式会社デンソーウェーブ 光学情報読取装置
US9035785B2 (en) 2010-09-27 2015-05-19 Whirlpool Corporation Graphic for use in determining a characteristic of a consumable
US8393548B2 (en) 2010-09-27 2013-03-12 Whirlpool Corporation Removable component for a consumable with identifying graphic
US8281621B2 (en) 2010-09-27 2012-10-09 Whirlpool Corporation Apparatus and method for determining a characteristic of a consumable
US8400638B2 (en) 2010-09-27 2013-03-19 Whirlpool Corporation Apparatus and method for determining a characteristic of a consumable
US20140175289A1 (en) * 2012-12-21 2014-06-26 R. John Voorhees Conveyer Belt with Optically Visible and Machine-Detectable Indicators
US10579168B2 (en) * 2017-03-30 2020-03-03 Microsoft Technology Licensing, Llc Dual LED drive circuit
CN111474180A (zh) * 2019-01-24 2020-07-31 联策科技股份有限公司 检测数据串接系统与方法

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JPS5499523A (en) * 1978-01-23 1979-08-06 Fujitsu Ltd Light source control system for optical information reading
US4342050A (en) * 1980-09-29 1982-07-27 Xerox Corporation Beam intensity measurement system for raster scanners
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EP0101939B1 (de) * 1982-07-29 1989-03-22 Nippondenso Co., Ltd. Apparat zum optischen Ablesen von Informationen
US4656345A (en) * 1984-09-27 1987-04-07 Tokyo Electric Co., Ltd. Bar code reading apparatus
US4705939A (en) * 1984-09-28 1987-11-10 Rjs Enterprises, Inc. Apparatus and method for optically measuring bar code dimensions
JPS61251980A (ja) * 1985-02-28 1986-11-08 シンボル　テクノロジイズ　インコ−ポレイテツド 携帯用レ−ザダイオ−ド走査ヘツド
US4882476A (en) * 1986-09-10 1989-11-21 Norand Corporation Bar code reader with enhanced sensitivity
JP2639509B2 (ja) * 1987-07-20 1997-08-13 住友電気工業株式会社 光学式バーコード読取装置
JPH01292485A (ja) * 1988-05-19 1989-11-24 Pioneer Electron Corp 多重印刷バーコード方式
JPH02159687A (ja) * 1988-12-13 1990-06-19 Nec Corp レーザダイオード駆動装置
KR930006797B1 (ko) * 1989-10-16 1993-07-23 후지쓰 가부시끼가이샤 물품 검출방법 및 그 장치
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Also Published As

Publication number Publication date
EP0460669A2 (de) 1991-12-11
CA2043964A1 (en) 1991-12-07
US5528022A (en) 1996-06-18
EP0460669B1 (de) 1998-01-07
DE69128561D1 (de) 1998-02-12
EP0460669A3 (en) 1993-06-23
CA2043964C (en) 1996-04-23

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee