DE3483384D1 - Laserstrahlabtastvorrichtung. - Google Patents

Laserstrahlabtastvorrichtung.

Info

Publication number
DE3483384D1
DE3483384D1 DE8484107790T DE3483384T DE3483384D1 DE 3483384 D1 DE3483384 D1 DE 3483384D1 DE 8484107790 T DE8484107790 T DE 8484107790T DE 3483384 T DE3483384 T DE 3483384T DE 3483384 D1 DE3483384 D1 DE 3483384D1
Authority
DE
Germany
Prior art keywords
laser beam
beam sensor
sensor
laser
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
DE8484107790T
Other languages
English (en)
Inventor
Jinichi Hongou
Yoshifumi Homma
Shoichi Ito
Kimio Tatsuno
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14858999&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3483384(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3483384D1 publication Critical patent/DE3483384D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H15/00—Tents or canopies, in general
    • E04H15/18—Tents having plural sectional covers, e.g. pavilions, vaulted tents, marquees, circus tents; Plural tents, e.g. modular
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • H04N1/4015—Compensating positionally unequal response of the pick-up or reproducing head of the reproducing head
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • G06K15/1204—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers involving the fast moving of an optical beam in the main scanning direction
    • G06K15/1209—Intensity control of the optical beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
DE8484107790T 1983-07-08 1984-07-04 Laserstrahlabtastvorrichtung. Expired - Lifetime DE3483384D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58123374A JPS6016058A (ja) 1983-07-08 1983-07-08 光ビ−ム走査装置

Publications (1)

Publication Number Publication Date
DE3483384D1 true DE3483384D1 (de) 1990-11-15

Family

ID=14858999

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484107790T Expired - Lifetime DE3483384D1 (de) 1983-07-08 1984-07-04 Laserstrahlabtastvorrichtung.

Country Status (5)

Country Link
US (1) US4612555A (de)
EP (1) EP0134472B1 (de)
JP (1) JPS6016058A (de)
KR (1) KR930005973B1 (de)
DE (1) DE3483384D1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE440706B (sv) * 1984-09-10 1985-08-12 Inrad Sa Anordning for alstring av ett monster pa en ljuskenslig yta
US4956702A (en) * 1985-05-22 1990-09-11 Minnesota Mining And Manufacturing Company Imaging apparatus including three laser diodes and a photographic element
US4821113A (en) * 1985-05-22 1989-04-11 Minnesota Mining And Manufacturing Company Full color, continuous tone laser diode photographic imaging apparatus and method using three laser diodes at predetermined frequencies
JPH0422600Y2 (de) * 1985-07-02 1992-05-25
JPS6229361A (ja) * 1985-07-30 1987-02-07 Sharp Corp レ−ザ−プリンタ用周波数微調回路
US4731623A (en) * 1985-09-30 1988-03-15 Kabushiki Kaisha Toshiba Image formation device
GB8607689D0 (en) * 1986-03-27 1986-04-30 Wiggins Teape Group Ltd Imaged microcapsule-coated paper
GB8700765D0 (en) * 1987-01-14 1987-02-18 Wiggins Teape Group Ltd Laser apparatus
JPH0799410B2 (ja) * 1987-04-06 1995-10-25 旭光学工業株式会社 偏向走査光学系
US4886963A (en) * 1987-05-27 1989-12-12 Minolta Camera Kabushiki Kaisha Laser beam scanning apparatus with compact SOS sensor
NL8701986A (nl) * 1987-08-25 1989-03-16 Oce Nederland Bv Besturingsschakeling voor een laserprinter.
GB8803560D0 (en) * 1988-02-16 1988-03-16 Wiggins Teape Group Ltd Laser apparatus for repetitively marking moving sheet
DE3921178A1 (de) * 1988-06-29 1990-01-04 Minolta Camera Kk Laserstrahl verwendendes bilderzeugendes geraet
JP2675827B2 (ja) * 1988-08-26 1997-11-12 富士通株式会社 レーザ走査装置
US5352495A (en) * 1989-02-16 1994-10-04 The Wiggins Teape Group Limited Treatment of a surface by laser energy
US5212569A (en) * 1989-06-29 1993-05-18 Fuji Photo Film Co., Ltd. Light beam scanning apparatus capable of changing the scanning density
JP2940941B2 (ja) * 1989-07-07 1999-08-25 キヤノン株式会社 記録制御装置及び記録制御方法
JP2883747B2 (ja) * 1991-02-28 1999-04-19 株式会社東芝 画像形成装置
US5745155A (en) * 1992-07-02 1998-04-28 Xerox Corporation Scan uniformity correction
US6868101B1 (en) * 1996-09-13 2005-03-15 Kol Ohr Corporation Low cost means of modulating a laser
JP2002086800A (ja) 2000-07-13 2002-03-26 Fuji Xerox Co Ltd 濃度補正方法及び画像形成装置
DE10035848A1 (de) * 2000-07-24 2002-02-07 Heidelberger Druckmasch Ag Laserbebilderung mit variabler Druckpuktgröße
KR100669982B1 (ko) * 2005-06-01 2007-01-19 삼성전자주식회사 화상형성장치
JP4899617B2 (ja) * 2006-04-28 2012-03-21 オムロン株式会社 光伝送システム、光伝送モジュール、電子機器
JP2008083688A (ja) * 2006-08-28 2008-04-10 Canon Inc 光走査装置及びそれを用いた画像形成装置
US9733176B2 (en) 2015-06-17 2017-08-15 Becton, Dickinson And Company Optical detector scatter cap assembly having a removable scatter bar and methods of using the same
DE102016208479A1 (de) * 2016-05-18 2017-11-23 Roth + Weber Gmbh Elektrofotografischer Großformat-Farbdrucker
BR112020013841A2 (pt) 2018-01-23 2020-12-01 Becton, Dickinson And Company sistemas para obscuração dinâmica de detecção de luz e métodos para uso dos mesmos

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH539892A (de) * 1971-03-22 1973-07-31 Zellweger Uster Ag Abtastvorrichtung für optisch erkennbare Zeichen
GB1515606A (en) * 1975-12-23 1978-06-28 Ibm Electrophotographic apparatus
JPS5492769A (en) * 1977-12-30 1979-07-23 Fujitsu Ltd Correction method of scanning light modulation clock
US4214157A (en) * 1978-07-07 1980-07-22 Pitney Bowes, Inc. Apparatus and method for correcting imperfection in a polygon used for laser scanning
JPS5674275A (en) * 1979-11-21 1981-06-19 Ricoh Co Ltd Scanning method in laser printer
US4306242A (en) * 1980-03-18 1981-12-15 Data General Corporation Laser recording system
JPS56153331A (en) * 1980-04-30 1981-11-27 Fuji Photo Film Co Ltd Laser recorder
JPS574780A (en) * 1980-06-13 1982-01-11 Fuji Xerox Co Ltd Multilevel image printer
JPS5766416A (en) * 1980-10-09 1982-04-22 Ricoh Co Ltd Photoscanning system using linear polarizing laser
DE3107612A1 (de) * 1981-02-27 1982-09-16 Siemens AG, 1000 Berlin und 8000 München Laserspiegel, insbesondere laser-polygonspiegel
JPS58125064A (ja) * 1982-01-20 1983-07-25 Sharp Corp レ−ザプリンタ

Also Published As

Publication number Publication date
EP0134472A3 (en) 1986-03-05
JPS6016058A (ja) 1985-01-26
JPH0475702B2 (de) 1992-12-01
EP0134472A2 (de) 1985-03-20
US4612555A (en) 1986-09-16
KR850001424A (ko) 1985-03-18
EP0134472B1 (de) 1990-10-10
KR930005973B1 (ko) 1993-06-30

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee