DE69837898D1 - Laserstrahlsynchronisierungsverfahren für einen Laserdrucker - Google Patents

Laserstrahlsynchronisierungsverfahren für einen Laserdrucker

Info

Publication number
DE69837898D1
DE69837898D1 DE69837898T DE69837898T DE69837898D1 DE 69837898 D1 DE69837898 D1 DE 69837898D1 DE 69837898 T DE69837898 T DE 69837898T DE 69837898 T DE69837898 T DE 69837898T DE 69837898 D1 DE69837898 D1 DE 69837898D1
Authority
DE
Germany
Prior art keywords
laser
synchronization method
beam synchronization
laser beam
printer
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
DE69837898T
Other languages
English (en)
Other versions
DE69837898T2 (de
Inventor
Gary Scott Overall
Thomas Campbell Wade
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.)
Lexmark International Inc
Original Assignee
Lexmark International 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
Application filed by Lexmark International Inc filed Critical Lexmark International Inc
Application granted granted Critical
Publication of DE69837898D1 publication Critical patent/DE69837898D1/de
Publication of DE69837898T2 publication Critical patent/DE69837898T2/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
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • 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
    • 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
    • G06K15/1219—Detection, control or error compensation of scanning velocity or position, e.g. synchronisation
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/02406—Arrangements for positioning elements within a head
    • H04N2201/02439—Positioning method
    • 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
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04729—Detection of scanning velocity or position in the main-scan direction
    • 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
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04734—Detecting at frequent intervals, e.g. once per line for sub-scan control
    • 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
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04748—Detection of scanning velocity or position by detecting synchronisation signals or driving signals, e.g. page sync
    • 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
    • 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
    • H04N2201/04791—Control or error compensation of scanning position or velocity in the sub-scan direction
    • 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
    • H04N2201/04794—Varying the control or compensation during the scan, e.g. using continuous feedback or from line to line

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)
  • Laser Beam Printer (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
DE69837898T 1997-04-10 1998-04-09 Laserstrahlsynchronisierungsverfahren für einen Laserdrucker Expired - Fee Related DE69837898T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US838581 1997-04-10
US08/838,581 US5982408A (en) 1997-04-10 1997-04-10 Method and apparatus for HSYNC synchronization

Publications (2)

Publication Number Publication Date
DE69837898D1 true DE69837898D1 (de) 2007-07-26
DE69837898T2 DE69837898T2 (de) 2008-02-21

Family

ID=25277486

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69837898T Expired - Fee Related DE69837898T2 (de) 1997-04-10 1998-04-09 Laserstrahlsynchronisierungsverfahren für einen Laserdrucker

Country Status (7)

Country Link
US (1) US5982408A (de)
EP (1) EP0871140B1 (de)
JP (1) JPH1134446A (de)
KR (1) KR100596342B1 (de)
CN (1) CN1156172C (de)
DE (1) DE69837898T2 (de)
TW (1) TW390093B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6252618B1 (en) 2000-06-15 2001-06-26 Lexmark International, Inc. Method of controlling print registration in an electrophotographic machine
US6285383B1 (en) 2000-09-14 2001-09-04 Lexmark International, Inc. Method of controlling laser scanner phase in a multicolor electrophotographic machine
US6549225B2 (en) 2001-02-28 2003-04-15 Lexmark International, Inc. Method of margin alignment and plane-to-plane registration in a tandem color electrophotographic machine
US20030076402A1 (en) * 2001-10-18 2003-04-24 Murata Kikai Kabushiki Kaisha Image forming apparatus
US7930684B2 (en) * 2005-10-12 2011-04-19 Symantec Operating Corporation System and method for logging and replaying asynchronous events
US7760392B2 (en) * 2006-08-22 2010-07-20 Lexmark International, Inc. Variation of synchronization gain based upon laser power
JP2009130442A (ja) * 2007-11-20 2009-06-11 Fujitsu Component Ltd 信号伝送システム及びその制御方法
JP5653010B2 (ja) * 2009-07-31 2015-01-14 キヤノン株式会社 画像形成装置
JP5457286B2 (ja) * 2010-06-23 2014-04-02 シャープ株式会社 駆動回路、液晶表示装置、および電子情報機器
US8817058B2 (en) * 2011-05-06 2014-08-26 Lexmark International, Inc. System and method for reducing scan line jitter in a laser scan unit for an imaging device
CN107356937A (zh) * 2017-08-25 2017-11-17 长春德信光电技术有限公司 一种基于激光探测技术的行走机器人碰撞预警装置
CN110065304B (zh) * 2019-05-14 2021-07-16 昇捷丰电子（厦门）有限公司 喷码机、喷码机的喷印速度提升方法及装置
CN110834477B (zh) * 2019-12-03 2021-02-26 深圳市汉森软件有限公司 分布式扫描打印***、光栅同步方法、装置及存储介质
JP2022122203A (ja) * 2021-02-09 2022-08-22 ソニー・オリンパスメディカルソリューションズ株式会社 制御装置、医療用観察システム、制御方法およびプログラム

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3506785A (en) * 1966-09-30 1970-04-14 Xerox Corp Synchronized asynchronous facsimile communication system
JPS5148273B1 (de) * 1971-05-14 1976-12-20
US3758710A (en) * 1972-03-09 1973-09-11 Cartridge Television Inc Ducer and/or recorder time base error correction system,including converter,for video repro
JPS51133987A (en) * 1975-05-14 1976-11-20 Koito Mfg Co Ltd Electric bulb base and its manufacturing method
JPS5350613A (en) * 1976-10-19 1978-05-09 Matsushita Electric Ind Co Ltd Synchronous signal processing circuit
US4133007A (en) * 1977-10-17 1979-01-02 Xerox Corporation Video data detect circuits for video hard copy controller
US4279002A (en) * 1978-04-24 1981-07-14 Xerox Corporation Adapter for raster output scanning printer
US4251831A (en) * 1979-10-26 1981-02-17 Kamath Bantval Y Filter and system incorporating the filter for processing discrete samples of composite signals
JPS56144684A (en) * 1980-04-11 1981-11-11 Matsushita Electric Ind Co Ltd Reduction device for vertical picture fluctuation
US4290085A (en) * 1980-05-15 1981-09-15 Faxon Communications Corporation Synchronization system for variable line length facsimile transceivers
EP0059802B1 (de) * 1981-03-06 1984-08-08 Deutsche ITT Industries GmbH Integrierte Isolierschicht-Feldeffekttransistor-Verzögerungsschaltung für Digitalsignale und deren Verwendung in Farbfernsehempfängern
US4658300A (en) * 1983-03-08 1987-04-14 Canon Kabushiki Kaisha System and method for processing image signals
NL8302787A (nl) * 1983-08-08 1985-03-01 Philips Nv Videovertaalsysteem voor het vertalen van een binair gecodeerd informatiesignaal naar een videosignaal en vice versa.
US4800442A (en) * 1985-08-15 1989-01-24 Canon Kabushiki Kaisha Apparatus for generating an image from a digital video signal
JPH0789668B2 (ja) * 1985-09-20 1995-09-27 キヤノン株式会社 映像信号再生装置
JPS6277635A (ja) * 1985-10-01 1987-04-09 Seiko Instr & Electronics Ltd ビデオ信号サンプリングクロツク位相補正回路
JPS6257835U (de) * 1985-10-01 1987-04-10
US4695873A (en) * 1986-06-10 1987-09-22 Ampex Corporation Horizontal line data position and burst phase encoding apparatus and method
US4796095A (en) * 1986-09-09 1989-01-03 Rioch Company, Limited Method of generating image scanning clock signals in optical scanning apparatus
US4943857A (en) * 1987-04-24 1990-07-24 Hitachi, Ltd. Synchronizing circuit for an external signal and an internal sampling clock signal
JPS63296559A (ja) * 1987-05-28 1988-12-02 Ricoh Co Ltd レ−ザ−プリンタ−同期装置
JPH0795155B2 (ja) * 1987-09-18 1995-10-11 富士写真フイルム株式会社 光走査装置の同期回路
JPH0267883A (ja) * 1988-09-02 1990-03-07 Hitachi Ltd ビデオプリンタ信号処理回路
GB2241620B (en) * 1990-02-13 1994-11-30 Matsushita Electric Ind Co Ltd A pulse signal delay device
US5122883A (en) * 1990-03-02 1992-06-16 Xerographic Laser Images Corporation Raster scanning engine driver which independently locates engine drive signal transitions within each pixel
US5109283A (en) * 1990-03-02 1992-04-28 Xerographic Laser Images Corporation Raster scanning engine driver which independently locates engine drive signal transistors within each cell area
US5293274A (en) * 1990-06-11 1994-03-08 Victor Company Of Japna, Ltd. Timebase axis error compensation apparatus in an information recording/reproduction apparatus
US5270687A (en) * 1990-06-27 1993-12-14 Texas Instruments Incorporated Palette devices, computer graphics systems and method with parallel lookup and input signal splitting
JP2667590B2 (ja) * 1991-03-12 1997-10-27 三田工業株式会社 レーザビームを用いた画像形成装置の水平同期信号生成装置
US5347322A (en) * 1991-07-09 1994-09-13 Rebo Research Video storage and synchronization
US5303065A (en) * 1991-10-29 1994-04-12 Eastman Kodak Company Asynchronous, noncontinuous video clock apparatus
JPH05166349A (ja) * 1991-12-13 1993-07-02 Victor Co Of Japan Ltd 磁気記録再生装置
JPH05191608A (ja) * 1992-01-08 1993-07-30 Canon Inc カラー画像形成装置
US5247229A (en) * 1992-01-17 1993-09-21 Zenith Electronics Corporation Adaptive scan control having horizontal scan locked clock system
US5309111A (en) * 1992-06-26 1994-05-03 Thomson Consumer Electronics Apparatus for measuring skew timing errors
JP2593427B2 (ja) * 1992-10-14 1997-03-26 株式会社ハドソン 画像処理装置
US5438353A (en) * 1992-11-02 1995-08-01 Hewlett-Packard Company Clock signal generator for electrophotographic printers
US5485195A (en) * 1993-06-21 1996-01-16 Xerox Corporation Multi-phase pixel clock for a raster output scanner (ROS) printer
KR0128168B1 (ko) * 1993-12-18 1998-04-04 김광호 화상형성 시스템의 용지절약 장치 및 방법
JP3547781B2 (ja) * 1993-12-29 2004-07-28 株式会社東芝 画像データ送受信装置

Also Published As

Publication number Publication date
EP0871140A2 (de) 1998-10-14
TW390093B (en) 2000-05-11
US5982408A (en) 1999-11-09
CN1195945A (zh) 1998-10-14
EP0871140B1 (de) 2007-06-13
JPH1134446A (ja) 1999-02-09
CN1156172C (zh) 2004-06-30
DE69837898T2 (de) 2008-02-21
KR100596342B1 (ko) 2006-11-10
KR19980081211A (ko) 1998-11-25
EP0871140A3 (de) 2000-11-22

Similar Documents

Publication Publication Date Title
BR9703057A (pt) Método para a fabricação de um estentor bifurcado
GB2298607B (en) Laser beam machines
DE69823658D1 (de) Ein laser
DE69726322D1 (de) Seitliche Strombegrenzung für einen oberflächenemittierenden Laser
DE69907594D1 (de) Wellenlängensystem für einen excimerlaser
DE59710318D1 (de) Bildschirm für laseraufprojektion
ZA988419B (en) A method for optically brightening paper
FI981813A (fi) Menetelmä opetusjakson muodostamiseksi
DE69837898D1 (de) Laserstrahlsynchronisierungsverfahren für einen Laserdrucker
DE69822362D1 (de) Raumfilter für einen Hochleistungslaserstrahl
DE69700163D1 (de) Preiswerter Korona-Vorionisierer für einen Laser
DE69738346D1 (de) Kompensationsverfahren für Outputvariationen für einen Druckkopf
DE69616501D1 (de) Strahlablenkender Verschluss für einen Laserstrahl
DE69711993D1 (de) Bauteilgruppe für die Strahlausrichtkorrektur
DE69831379D1 (de) Dynamische Pulsbreitenmodulation für Laserdruck
DE69532748D1 (de) Laserstrahldrucker
DE69821897D1 (de) Ein operativer Kopf für eine Lasermaschine
DE59810399D1 (de) Bildschirm für laserrückprojektion
DE69723923D1 (de) Herstellungsverfahren für einen Oberflächenemittierenden Laser
DE69628539D1 (de) Einstellung der Punktgrösse für Laserdrucker
GB9811450D0 (en) Device for influencing a laser beam
DE69629894D1 (de) Veränderung der Punktgrösse für Laserdrucker
DE69724588D1 (de) Laserstrahltransportsystem für ein hochleistungsmehrfachwellenlängen-lasersystem
DE69624891D1 (de) Laseraufzeichnungsgerät
GB2330918B (en) Apparatus for creating patterns with a laser beam

Legal Events

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