DE69217343D1 - Schnittstelle für einen Rasterausgangsabtaster - Google Patents

Schnittstelle für einen Rasterausgangsabtaster

Info

Publication number
DE69217343D1
DE69217343D1 DE69217343T DE69217343T DE69217343D1 DE 69217343 D1 DE69217343 D1 DE 69217343D1 DE 69217343 T DE69217343 T DE 69217343T DE 69217343 T DE69217343 T DE 69217343T DE 69217343 D1 DE69217343 D1 DE 69217343D1
Authority
DE
Germany
Prior art keywords
interface
raster output
output scanner
scanner
raster
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
DE69217343T
Other languages
English (en)
Other versions
DE69217343T2 (de
Inventor
Vincent W Auyeung
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
Application granted granted Critical
Publication of DE69217343D1 publication Critical patent/DE69217343D1/de
Publication of DE69217343T2 publication Critical patent/DE69217343T2/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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/047—Detection, control or error compensation of scanning velocity or position
    • H04N1/053—Detection, control or error compensation of scanning velocity or position in main scanning direction, e.g. synchronisation of line start or picture elements in a line
    • 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
    • G06K15/1223—Resolution control, enlarging or reducing, edge or detail enhancement
    • 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
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
    • H04N2201/04767—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by controlling the timing of the signals, e.g. by controlling the frequency o phase of the pixel clock
    • H04N2201/04781—Controlling the phase of the signals
    • H04N2201/04786—Controlling a start time, e.g. for output of a line of data

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Laser Beam Printer (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
DE69217343T 1991-12-23 1992-12-09 Schnittstelle für einen Rasterausgangsabtaster Expired - Fee Related DE69217343T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/812,295 US5325216A (en) 1991-12-23 1991-12-23 Raster output scanner with subpixel addressability

Publications (2)

Publication Number Publication Date
DE69217343D1 true DE69217343D1 (de) 1997-03-20
DE69217343T2 DE69217343T2 (de) 1997-07-24

Family

ID=25209139

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217343T Expired - Fee Related DE69217343T2 (de) 1991-12-23 1992-12-09 Schnittstelle für einen Rasterausgangsabtaster

Country Status (4)

Country Link
US (1) US5325216A (de)
EP (1) EP0549194B1 (de)
JP (1) JPH05308482A (de)
DE (1) DE69217343T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5764377A (en) * 1994-12-15 1998-06-09 Xerox Corporation Video interlace system for multibeam raster output scanner
US5841464A (en) * 1995-10-25 1998-11-24 Gerber Scientific Products, Inc. Apparatus and method for making graphic products by laser thermal transfer
US6356654B1 (en) 1998-12-23 2002-03-12 Xerox Corporation Systems and methods for template matching of multicolored images
US6343159B1 (en) 1998-12-23 2002-01-29 Xerox Corporation Method and apparatus for modeling and reconstruction of halftoned images
US6301397B1 (en) 1998-12-30 2001-10-09 Xerox Corporation Systems and methods for rotating high addressability images
US6381372B1 (en) 1998-12-30 2002-04-30 Xerox Corporation Systems and methods for designing image processing filters using templates
US6363177B1 (en) 1998-12-30 2002-03-26 Xerox Corporation Systems and methods for rotating high addressability images
US20030214512A1 (en) * 2002-05-14 2003-11-20 Cheng Brett Anthony Hardware method for sub-pixel anti-aliasing of text on an LCD display
US7277201B2 (en) * 2003-05-28 2007-10-02 Xerox Corporation Systems and methods for designing digital anamorphic line screens
US7536052B2 (en) * 2003-12-15 2009-05-19 Xerox Corporation Corner sharpening of text and line art in a super resolution anti-aliasing image path
US8208175B2 (en) * 2005-04-13 2012-06-26 Xerox Corporation Blended error diffusion and adaptive quantization
US7292428B2 (en) * 2005-04-26 2007-11-06 Applied Materials, Inc. Electrostatic chuck with smart lift-pin mechanism for a plasma reactor
US8253768B2 (en) * 2005-12-09 2012-08-28 Ricoh Company, Ltd. Optical scanner and image forming apparatus
US8467089B2 (en) * 2008-11-24 2013-06-18 Xerox Corporation Systems and methods for line width control and pixel retagging
US9736439B2 (en) * 2014-09-09 2017-08-15 Microvision, Inc. Laser diode voltage source controlled by video look-ahead

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5782057A (en) * 1980-11-11 1982-05-22 Fuji Photo Film Co Ltd Density adjusting method in recording of picture
US4661859A (en) * 1981-06-03 1987-04-28 Xerox Corporation Pulse width modulation greyscale system for halftone printer
JPS59163952A (ja) * 1983-03-08 1984-09-17 Canon Inc 画像処理装置
EP0361538A1 (de) * 1985-04-12 1990-04-04 International Business Machines Corporation Verfahren und Anordnung zur Randverstärkung bei der Reproduktion digitalisierter Multipegelbilder durch einen Printer mit konstanter Punktgrösse
JP2589295B2 (ja) * 1986-11-14 1997-03-12 キヤノン株式会社 画像形成装置
US4884149A (en) * 1987-03-26 1989-11-28 Konica Corporation Image recording with data transmission bypass and shift register
US5041848A (en) * 1989-11-13 1991-08-20 Gilbert John M Non-gary scale anti-aliasing method for laser printers
JPH046960A (ja) * 1990-04-24 1992-01-10 Matsushita Electric Ind Co Ltd 映像信号処理装置
US5218378A (en) * 1990-04-25 1993-06-08 Tisue James G Writing compensator for thresholded media
US5184226A (en) * 1991-10-25 1993-02-02 Xerox Corporation Digital video pulse width and position modulator

Also Published As

Publication number Publication date
EP0549194B1 (de) 1997-02-05
JPH05308482A (ja) 1993-11-19
DE69217343T2 (de) 1997-07-24
EP0549194A1 (de) 1993-06-30
US5325216A (en) 1994-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee