JPH0131235B2 - - Google Patents

Info

Publication number
JPH0131235B2
JPH0131235B2 JP59094108A JP9410884A JPH0131235B2 JP H0131235 B2 JPH0131235 B2 JP H0131235B2 JP 59094108 A JP59094108 A JP 59094108A JP 9410884 A JP9410884 A JP 9410884A JP H0131235 B2 JPH0131235 B2 JP H0131235B2
Authority
JP
Japan
Prior art keywords
mirror
scanning
barcode
polygon
light
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
Application number
JP59094108A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60238977A (ja
Inventor
Manabu Kodaira
Tsutomu Shibata
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.)
OYO KEISOKU KENKYUSHO KK
TOKEN KK
Original Assignee
OYO KEISOKU KENKYUSHO KK
TOKEN KK
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 OYO KEISOKU KENKYUSHO KK, TOKEN KK filed Critical OYO KEISOKU KENKYUSHO KK
Priority to JP9410884A priority Critical patent/JPS60238977A/ja
Publication of JPS60238977A publication Critical patent/JPS60238977A/ja
Publication of JPH0131235B2 publication Critical patent/JPH0131235B2/ja
Granted 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
    • G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
    • 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
    • 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

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)
JP9410884A 1984-05-11 1984-05-11 バ−コ−ドリ−ダ Granted JPS60238977A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9410884A JPS60238977A (ja) 1984-05-11 1984-05-11 バ−コ−ドリ−ダ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9410884A JPS60238977A (ja) 1984-05-11 1984-05-11 バ−コ−ドリ−ダ

Publications (2)

Publication Number Publication Date
JPS60238977A JPS60238977A (ja) 1985-11-27
JPH0131235B2 true JPH0131235B2 (ko) 1989-06-23

Family

ID=14101239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9410884A Granted JPS60238977A (ja) 1984-05-11 1984-05-11 バ−コ−ドリ−ダ

Country Status (1)

Country Link
JP (1) JPS60238977A (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5621203A (en) * 1992-09-25 1997-04-15 Symbol Technologies Method and apparatus for reading two-dimensional bar code symbols with an elongated laser line
US5600119A (en) * 1988-10-21 1997-02-04 Symbol Technologies, Inc. Dual line laser scanning system and scanning method for reading multidimensional bar codes
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
US5530233A (en) * 1994-06-30 1996-06-25 Symbol Technologies, Inc. Bar code scanner with quasi-retroreflective light collection
DE69732565T2 (de) * 1997-07-18 2006-01-12 Datalogic S.P.A., Lippo Di Calderara Di Reno Vorrichtung und Verfahren zum Lesen eines optischen Codes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5032831A (ko) * 1973-05-18 1975-03-29
JPS5471518A (en) * 1977-11-17 1979-06-08 Matsushita Electric Ind Co Ltd Optical reader

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5032831A (ko) * 1973-05-18 1975-03-29
JPS5471518A (en) * 1977-11-17 1979-06-08 Matsushita Electric Ind Co Ltd Optical reader

Also Published As

Publication number Publication date
JPS60238977A (ja) 1985-11-27

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term