IT1014625B - Dispositivo di scansione perfeziona to - Google Patents

Dispositivo di scansione perfeziona to

Info

Publication number
IT1014625B
IT1014625B IT23414/74A IT2341474A IT1014625B IT 1014625 B IT1014625 B IT 1014625B IT 23414/74 A IT23414/74 A IT 23414/74A IT 2341474 A IT2341474 A IT 2341474A IT 1014625 B IT1014625 B IT 1014625B
Authority
IT
Italy
Prior art keywords
scanning device
perfect
perfect scanning
scanning
Prior art date
Application number
IT23414/74A
Other languages
English (en)
Italian (it)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1014625B publication Critical patent/IT1014625B/it

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
    • G06K7/10861—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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
IT23414/74A 1973-07-26 1974-05-31 Dispositivo di scansione perfeziona to IT1014625B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US382783A US3919527A (en) 1973-07-26 1973-07-26 Omnidirectional optical scanner

Publications (1)

Publication Number Publication Date
IT1014625B true IT1014625B (it) 1977-04-30

Family

ID=23510403

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23414/74A IT1014625B (it) 1973-07-26 1974-05-31 Dispositivo di scansione perfeziona to

Country Status (7)

Country Link
US (1) US3919527A (en:Method)
JP (1) JPS5330617B2 (en:Method)
CA (1) CA1051553A (en:Method)
DE (1) DE2431973C3 (en:Method)
FR (1) FR2238972B1 (en:Method)
GB (1) GB1464982A (en:Method)
IT (1) IT1014625B (en:Method)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041322A (en) * 1974-05-03 1977-08-09 Schiller Industries, Inc. Apparatus for generating polyphase scan patterns
US4009369A (en) * 1974-05-03 1977-02-22 Schiller Industries, Inc. Polyphase scanner for bar code symbols
US4025761A (en) * 1975-04-16 1977-05-24 Schiller Industries, Inc. Optical system for code symbol scanners
DE2618195C2 (de) * 1975-05-02 1983-06-16 Sweda International, Inc., 07058 Pine Brook, N.J. Optisch-mechanische Abtastvorrichtung
JPS527249A (en) * 1975-07-07 1977-01-20 Omron Tateisi Electronics Co Automatic scanning width control unit
US4034230A (en) * 1975-10-24 1977-07-05 Bulova Watch Company, Inc. Electro-optical bar-code scanning unit
JPS5255544A (en) * 1975-10-28 1977-05-07 Schiller Industries Inc Apparatus for producing multiiphase scan pattern
US4079605A (en) * 1976-05-03 1978-03-21 Schlage Lock Company Optical key reader for door locks
JPS5327326A (en) * 1976-08-27 1978-03-14 Mitsubishi Electric Corp Scanning system
JPS5333529A (en) * 1976-09-09 1978-03-29 Mitsubishi Electric Corp Automatic reading system
US4089269A (en) * 1977-03-28 1978-05-16 Mekontrol, Incorporated Vehicle control system
JPS5414754A (en) * 1977-07-06 1979-02-03 Canon Inc Scanning optical system
US4282431A (en) * 1979-10-18 1981-08-04 E. I. Du Pont De Nemours And Company Bar code scanner
US4387297B1 (en) * 1980-02-29 1995-09-12 Symbol Technologies Inc Portable laser scanning system and scanning methods
US4788423A (en) * 1987-05-26 1988-11-29 Santa Barbara Research Center Two-mirror scanning system
US4871904A (en) * 1987-12-28 1989-10-03 Symbol Technologies, Inc. Multidirectional optical scanner
US4859846A (en) * 1988-07-21 1989-08-22 Burrer Gordon J Dual-mode resonant scanning system
EP0481055A4 (en) * 1990-05-02 1992-07-08 Intermec Corporation Oscillatable holographic optical element for bar code scanning
US5047630A (en) * 1990-08-22 1991-09-10 Confer Charles L Modified dual-mode resonant scanning system
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
US5942743A (en) * 1994-08-17 1999-08-24 Metrologic Instruments, Inc. Portable automatic hand-supportable omnidirectional laser projection scanner with power conserving control system
US5216232A (en) * 1990-09-10 1993-06-01 Metrologic Instruments, Inc. Projection laser scanner producing a narrow scan volume
US5844227A (en) * 1993-11-24 1998-12-01 Metrologic Instruments, Inc. Automatic hand-supportable omnidirectional laser projection scanner with scan-head directed projection axis for intuitive hand-supported omnidirectional scanning of bar code symbols within a narrowly confined scanning volume extending thereabout
US6651890B2 (en) 1990-09-10 2003-11-25 Sung Ho Byun Combination hand-held and counter-top omnidirectional scanner
US6098885A (en) * 1990-09-10 2000-08-08 Metrologic Instruments Countertop projection laser scanning system for omnidirectional scanning volume projected above a countertop surface of code symbols within a narrowly-confined scanning
US5796091A (en) * 1993-11-24 1998-08-18 Metrologic Instruments, Inc. Automatic hand-supportable omnidirectional laser projection scanner with handle-controllable projection axis
US6182898B1 (en) 1993-11-24 2001-02-06 Metrologic Instruments, Inc. Bar code scanner with intuitive head aiming and collimated scan volume
US6257492B1 (en) 1990-09-10 2001-07-10 Peter Bressler Combination hand-held and counter-top omni-directional scanner
US6874689B2 (en) * 1990-09-11 2005-04-05 Metrologic Instruments, Inc. Laser beam scanning device employing a scanning element having a flexible photo-etched gap region disposed between an anchored base portion and a light beam deflecting portion having a natural frequency of oscillation tuned by the physical dimensions of said flexible photo-etched gap region and forcibly oscillated about a fixed pivot point at an electronically-controlled frequency of oscillation substantially different from said natural resonant frequency of oscillation
US6227450B1 (en) * 1990-09-11 2001-05-08 Metrologic Instruments, Inc. Electronically-controlled mechanically-damped off-resonant light beam scanning mechanism and code symbol readers employing the same
US6742709B2 (en) 1990-09-11 2004-06-01 Metrologic Instruments, Inc. Bar code symbol reading system employing electronically-controlled raster-type laser scanner for reading bar code symbols during hands-on and hands-free modes of operation
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
US6073846A (en) * 1994-08-17 2000-06-13 Metrologic Instruments, Inc. Holographic laser scanning system and process and apparatus and method
US6758402B1 (en) 1994-08-17 2004-07-06 Metrologic Instruments, Inc. Bioptical holographic laser scanning system
US7051922B2 (en) 1994-08-17 2006-05-30 Metrologic Instruments, Inc. Compact bioptical laser scanning system
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
JP4330762B2 (ja) 2000-04-21 2009-09-16 富士フイルム株式会社 マルチビーム露光装置
JP4620901B2 (ja) * 2001-06-04 2011-01-26 キヤノン株式会社 ２次元光走査装置、及び該２次元光走査装置の駆動方法
KR100636347B1 (ko) * 2004-08-18 2006-10-19 엘지전자 주식회사 스캐닝 디스플레이 시스템
US7182263B2 (en) * 2004-09-30 2007-02-27 Symbol Technologies, Inc. Monitoring light beam position in electro-optical readers and image projectors
US9495571B1 (en) 2015-09-30 2016-11-15 Datalogic Automation, Inc. Two-dimensional representation of linear barcode derived from laser barcode scanner scanline data
US11307403B2 (en) 2019-04-05 2022-04-19 Infineon Technologies Ag Synchronization of microelectromechanical system (MEMS) mirrors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3684867A (en) * 1970-07-15 1972-08-15 Norbert Karl Acker Apparatus for reading randomly positioned data
US3677465A (en) * 1970-09-21 1972-07-18 Everett A Johnson Method and apparatus for authentication of information records
US3701098A (en) * 1971-06-15 1972-10-24 Scanner Device for machine reading of information without manipulation of the information carrier
DE2208459C2 (de) * 1972-02-23 1974-02-14 Anker-Werke Ag, 4800 Bielefeld Optische Abtasteinrichtung

Also Published As

Publication number Publication date
DE2431973C3 (de) 1977-05-05
CA1051553A (en) 1979-03-27
DE2431973A1 (de) 1975-02-20
US3919527A (en) 1975-11-11
USB382783I5 (en:Method) 1975-01-28
DE2431973B2 (de) 1976-09-16
GB1464982A (en) 1977-02-16
FR2238972B1 (en:Method) 1976-10-22
JPS5330617B2 (en:Method) 1978-08-28
JPS5040142A (en:Method) 1975-04-12
FR2238972A1 (en:Method) 1975-02-21

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