JPH0312288B2 - - Google Patents

Info

Publication number
JPH0312288B2
JPH0312288B2 JP10738584A JP10738584A JPH0312288B2 JP H0312288 B2 JPH0312288 B2 JP H0312288B2 JP 10738584 A JP10738584 A JP 10738584A JP 10738584 A JP10738584 A JP 10738584A JP H0312288 B2 JPH0312288 B2 JP H0312288B2
Authority
JP
Japan
Prior art keywords
hologram
rotating body
light
holotop
photodetector
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 - Lifetime
Application number
JP10738584A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60252317A (ja
Inventor
Toshuki Ichikawa
Fumio Yamagishi
Shunji Kitagawa
Kozo Yamazaki
Masayuki Kato
Hiroyuki Ikeda
Jushi Inagaki
Ichiro Sehata
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP10738584A priority Critical patent/JPS60252317A/ja
Priority to US06/675,870 priority patent/US4655541A/en
Priority to AU36019/84A priority patent/AU548894B2/en
Priority to DE8484308328T priority patent/DE3484459D1/de
Priority to EP84308328A priority patent/EP0144224B1/en
Priority to KR8407546A priority patent/KR890003607B1/ko
Publication of JPS60252317A publication Critical patent/JPS60252317A/ja
Publication of JPH0312288B2 publication Critical patent/JPH0312288B2/ja
Granted legal-status Critical Current

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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/106—Scanning systems having diffraction gratings as scanning elements, e.g. holographic scanners

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP10738584A 1983-11-30 1984-05-29 ホログラムスキヤナ Granted JPS60252317A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP10738584A JPS60252317A (ja) 1984-05-29 1984-05-29 ホログラムスキヤナ
US06/675,870 US4655541A (en) 1983-11-30 1984-11-28 Hologram scanner
AU36019/84A AU548894B2 (en) 1983-11-30 1984-11-29 Hologram scanner
DE8484308328T DE3484459D1 (de) 1983-11-30 1984-11-30 Holographische abtasteinrichtung.
EP84308328A EP0144224B1 (en) 1983-11-30 1984-11-30 Hologram scanner
KR8407546A KR890003607B1 (en) 1983-11-30 1984-11-30 Hologram scanner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10738584A JPS60252317A (ja) 1984-05-29 1984-05-29 ホログラムスキヤナ

Publications (2)

Publication Number Publication Date
JPS60252317A JPS60252317A (ja) 1985-12-13
JPH0312288B2 true JPH0312288B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-02-19

Family

ID=14457784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10738584A Granted JPS60252317A (ja) 1983-11-30 1984-05-29 ホログラムスキヤナ

Country Status (1)

Country Link
JP (1) JPS60252317A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03282982A (ja) * 1990-03-30 1991-12-13 Nippon Soken Inc 情報読取り装置

Also Published As

Publication number Publication date
JPS60252317A (ja) 1985-12-13

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term