DE69030363T2 - Symbolabtaster - Google Patents

Symbolabtaster

Info

Publication number
DE69030363T2
DE69030363T2 DE69030363T DE69030363T DE69030363T2 DE 69030363 T2 DE69030363 T2 DE 69030363T2 DE 69030363 T DE69030363 T DE 69030363T DE 69030363 T DE69030363 T DE 69030363T DE 69030363 T2 DE69030363 T2 DE 69030363T2
Authority
DE
Germany
Prior art keywords
symbol scanner
scanner
symbol
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
DE69030363T
Other languages
English (en)
Other versions
DE69030363D1 (de
Inventor
Shinya Takenaka
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
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE69030363D1 publication Critical patent/DE69030363D1/de
Publication of DE69030363T2 publication Critical patent/DE69030363T2/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
    • G06K7/10851—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
DE69030363T 1989-12-22 1990-12-13 Symbolabtaster Expired - Fee Related DE69030363T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1334551A JPH03194673A (ja) 1989-12-22 1989-12-22 記号読取装置

Publications (2)

Publication Number Publication Date
DE69030363D1 DE69030363D1 (de) 1997-05-07
DE69030363T2 true DE69030363T2 (de) 1997-07-17

Family

ID=18278677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030363T Expired - Fee Related DE69030363T2 (de) 1989-12-22 1990-12-13 Symbolabtaster

Country Status (5)

Country Link
US (1) US5177343A (de)
EP (1) EP0435100B1 (de)
JP (1) JPH03194673A (de)
CA (1) CA2031824C (de)
DE (1) DE69030363T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5296689A (en) * 1992-02-28 1994-03-22 Spectra-Physics Scanning Systems, Inc. Aiming beam system for optical data reading device
JPH0567227A (ja) * 1991-09-06 1993-03-19 Nec Corp 光学記号読取装置
US5327171A (en) * 1992-05-26 1994-07-05 United Parcel Service Of America, Inc. Camera system optics
JPH06162249A (ja) * 1992-09-28 1994-06-10 Nippondenso Co Ltd 光学情報読み取り装置
US5550362A (en) * 1992-11-20 1996-08-27 Intermec Corporation Method and apparatus for calibrating a bar code scanner
US5317166A (en) * 1993-02-23 1994-05-31 Psc Inc. A system for decoding bar coded labels upon different size containers
JPH06309485A (ja) * 1993-02-25 1994-11-04 Nippondenso Co Ltd 光学的情報読取装置
US6318634B1 (en) * 1998-08-13 2001-11-20 Psc Scanning, Inc. Speed variable angle facet wheel for scanner
JP4532058B2 (ja) * 2002-08-26 2010-08-25 日本発條株式会社 修正方法、修正装置及び修正プログラム

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967110A (en) * 1973-09-21 1976-06-29 Corning Glass Works Automatic focusing system
US3989348A (en) * 1975-04-28 1976-11-02 Rca Corporation Optical scanner with large depth of focus
JPS53116852A (en) * 1977-03-23 1978-10-12 Olympus Optical Co Ltd Automatic focus adjusting system
JPS5413330A (en) * 1977-07-01 1979-01-31 Olympus Optical Co Ltd Automatic focus adjusting system
JPS5635111A (en) * 1979-08-31 1981-04-07 Nippon Kogaku Kk <Nikon> Focus detector of phase contrast microscope
JPS5694528A (en) * 1979-12-28 1981-07-31 Matsushita Electric Ind Co Ltd Drawing-in method of focus servo
JPS56132313A (en) * 1980-03-19 1981-10-16 Fuji Photo Film Co Ltd Automatic focusing device
JPS5744111A (en) * 1980-08-29 1982-03-12 Fujitsu Ltd Automatic focus adjusting method
JPS58153327A (ja) * 1982-03-08 1983-09-12 Toshiba Corp パタ−ン検査装置
US4578571A (en) * 1983-11-14 1986-03-25 Numa Corporation Portable bar code scanning device and method
US4593322A (en) * 1985-01-14 1986-06-03 Honeywell Inc. Autofocus system for infrared imaging device
US4807992A (en) * 1986-02-24 1989-02-28 Fuji Photo Film Co., Ltd. Method of detecting semiconductor laser mode hopping and semiconductor laser beam source apparatus
JPS62208184A (ja) * 1986-03-07 1987-09-12 Mitsubishi Electric Corp ウエハバ−コ−ド読取装置
US4740675A (en) * 1986-04-10 1988-04-26 Hewlett-Packard Company Digital bar code slot reader with threshold comparison of the differentiated bar code signal
US4818886A (en) * 1986-11-12 1989-04-04 Quential, Inc. Method and apparatus for self-referencing and self-focusing a bar-code reader
US4808804A (en) * 1987-01-28 1989-02-28 Symbol Technologies, Inc. Bar code symbol readers with variable spot size and/or working distance
US4861973A (en) * 1987-06-18 1989-08-29 Spectra-Physics, Inc. Optical scan pattern generating arrangement for a laser scanner

Also Published As

Publication number Publication date
EP0435100B1 (de) 1997-04-02
EP0435100A2 (de) 1991-07-03
US5177343A (en) 1993-01-05
CA2031824A1 (en) 1991-06-23
JPH03194673A (ja) 1991-08-26
EP0435100A3 (en) 1992-05-20
CA2031824C (en) 1996-04-23
DE69030363D1 (de) 1997-05-07

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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