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DE69721447D1 - Optisches Abtastsystem - Google Patents

Optisches Abtastsystem

Info

Publication number
DE69721447D1
DE69721447D1 DE69721447T DE69721447T DE69721447D1 DE 69721447 D1 DE69721447 D1 DE 69721447D1 DE 69721447 T DE69721447 T DE 69721447T DE 69721447 T DE69721447 T DE 69721447T DE 69721447 D1 DE69721447 D1 DE 69721447D1
Authority
DE
Germany
Prior art keywords
optical scanning
scanning system
optical
scanning
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.)
Revoked
Application number
DE69721447T
Other languages
English (en)
Other versions
DE69721447T2 (de
Inventor
Hiroshi Sato
Kazumi Kimura
Takeshi Yamawaki
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.)
Canon Inc
Original Assignee
Canon Inc
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=18083401&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69721447(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69721447D1 publication Critical patent/DE69721447D1/de
Publication of DE69721447T2 publication Critical patent/DE69721447T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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
    • G02B26/12—Scanning systems using multifaceted mirrors
    • G02B26/123—Multibeam scanners, e.g. using multiple light sources or beam splitters
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/113—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors
    • H04N1/1135—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors for the main-scan only
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/1911—Simultaneously or substantially simultaneously scanning picture elements on more than one main scanning line, e.g. scanning in swaths

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Laser Beam Printer (AREA)
DE69721447T 1996-11-13 1997-11-12 Optisches Abtastsystem Revoked DE69721447T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31700996A JP3315610B2 (ja) 1996-11-13 1996-11-13 走査光学装置
JP31700996 1996-11-13

Publications (2)

Publication Number Publication Date
DE69721447D1 true DE69721447D1 (de) 2003-06-05
DE69721447T2 DE69721447T2 (de) 2004-04-08

Family

ID=18083401

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69721447T Revoked DE69721447T2 (de) 1996-11-13 1997-11-12 Optisches Abtastsystem

Country Status (4)

Country Link
US (1) US6268877B1 (de)
EP (1) EP0843192B1 (de)
JP (1) JP3315610B2 (de)
DE (1) DE69721447T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6256132B1 (en) * 1999-06-16 2001-07-03 Canon Kabushiki Kaisha Multi-beam scanning optical system and image forming apparatus using the same
US6785028B1 (en) 1999-11-24 2004-08-31 Ricoh Company, Ltd. Optical scanning device having a temperature compensation unit
JP2002189182A (ja) * 1999-11-30 2002-07-05 Ricoh Co Ltd マルチビーム光源装置
KR100396192B1 (ko) * 2000-03-17 2003-08-27 히타치 프린팅 솔루션즈 가부시키가이샤 광주사장치
JP3902933B2 (ja) * 2001-09-27 2007-04-11 キヤノン株式会社 マルチビーム光走査光学系及びそれを用いた画像形成装置
JP4454898B2 (ja) * 2001-12-17 2010-04-21 キヤノン株式会社 走査光学系及びそれを有する画像形成装置
JP4323977B2 (ja) * 2004-02-24 2009-09-02 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置
US7548252B2 (en) * 2006-02-16 2009-06-16 Canon Kabushiki Kaisha Optical scanning apparatus and color image forming apparatus using the same
CN102378562A (zh) * 2010-08-19 2012-03-14 深圳富泰宏精密工业有限公司 电磁屏蔽罩及印刷电路板装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393387A (en) * 1979-09-14 1983-07-12 Canon Kabushiki Kaisha Beam recording apparatus effecting the recording by a plurality of beams
GB2069176B (en) 1980-02-06 1984-10-24 Canon Kk Optical mechanical scanning using several light beams
US5233367A (en) 1992-09-18 1993-08-03 Xerox Corporation Multiple beam interlaced scanning system
JPH08234126A (ja) 1994-12-01 1996-09-13 Xerox Corp ラスタ走査光学システム
US5526166A (en) 1994-12-19 1996-06-11 Xerox Corporation Optical system for the correction of differential scanline bow

Also Published As

Publication number Publication date
JP3315610B2 (ja) 2002-08-19
US6268877B1 (en) 2001-07-31
EP0843192A1 (de) 1998-05-20
DE69721447T2 (de) 2004-04-08
EP0843192B1 (de) 2003-05-02
JPH10142539A (ja) 1998-05-29

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation