DE69313742T2 - Abtastgleichmässigkeitsberichtigung - Google Patents

Abtastgleichmässigkeitsberichtigung

Info

Publication number
DE69313742T2
DE69313742T2 DE69313742T DE69313742T DE69313742T2 DE 69313742 T2 DE69313742 T2 DE 69313742T2 DE 69313742 T DE69313742 T DE 69313742T DE 69313742 T DE69313742 T DE 69313742T DE 69313742 T2 DE69313742 T2 DE 69313742T2
Authority
DE
Germany
Prior art keywords
uniformity correction
scanning uniformity
scanning
correction
uniformity
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
DE69313742T
Other languages
English (en)
Other versions
DE69313742D1 (de
Inventor
Amatzia Feinberg
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of DE69313742D1 publication Critical patent/DE69313742D1/de
Application granted granted Critical
Publication of DE69313742T2 publication Critical patent/DE69313742T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)
DE69313742T 1992-07-02 1993-06-30 Abtastgleichmässigkeitsberichtigung Expired - Fee Related DE69313742T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/908,201 US5745155A (en) 1992-07-02 1992-07-02 Scan uniformity correction

Publications (2)

Publication Number Publication Date
DE69313742D1 DE69313742D1 (de) 1997-10-16
DE69313742T2 true DE69313742T2 (de) 1998-03-19

Family

ID=25425358

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69313742T Expired - Fee Related DE69313742T2 (de) 1992-07-02 1993-06-30 Abtastgleichmässigkeitsberichtigung

Country Status (4)

Country Link
US (1) US5745155A (de)
EP (1) EP0577405B1 (de)
JP (1) JPH0690331A (de)
DE (1) DE69313742T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3406508B2 (ja) * 1998-03-27 2003-05-12 シャープ株式会社 表示装置および表示方法
US7161712B2 (en) * 2001-04-20 2007-01-09 Ricoh Company, Ltd. Apparatus for forming images with proper gamma correction
US7145589B2 (en) * 2002-07-12 2006-12-05 Ricoh Company, Ltd. Light scanning apparatus having a liquid crystal deflector and image forming apparatus using the same
KR100669982B1 (ko) * 2005-06-01 2007-01-19 삼성전자주식회사 화상형성장치
US20080018727A1 (en) * 2006-07-24 2008-01-24 Kabushiki Kaisha Toshiba Optical beam scanning apparatus, optical beam scanning method, optical beam scanning program, image forming apparatus, image forming method, image forming program

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6016058A (ja) * 1983-07-08 1985-01-26 Hitachi Ltd 光ビ−ム走査装置
US4920364A (en) * 1989-05-10 1990-04-24 Xerox Corporation Liquid crystal dynamic attenuator for laser printers
DE69219910T2 (de) * 1991-01-09 1997-09-11 Dainippon Screen Mfg Lichtstrahlabtastsystem

Also Published As

Publication number Publication date
DE69313742D1 (de) 1997-10-16
EP0577405A1 (de) 1994-01-05
EP0577405B1 (de) 1997-09-10
US5745155A (en) 1998-04-28
JPH0690331A (ja) 1994-03-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee