DE3870917D1 - Halbton punktbildaufzeichnungsgeraet mit hochaufloesendem bildmustersignal. - Google Patents

Halbton punktbildaufzeichnungsgeraet mit hochaufloesendem bildmustersignal.

Info

Publication number
DE3870917D1
DE3870917D1 DE8888102708T DE3870917T DE3870917D1 DE 3870917 D1 DE3870917 D1 DE 3870917D1 DE 8888102708 T DE8888102708 T DE 8888102708T DE 3870917 T DE3870917 T DE 3870917T DE 3870917 D1 DE3870917 D1 DE 3870917D1
Authority
DE
Germany
Prior art keywords
recording device
resolution image
image pattern
halftone dot
pattern signal
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
DE8888102708T
Other languages
English (en)
Inventor
Noriyuki Dainippon Scr Shimano
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing Co 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
Application filed by Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Application granted granted Critical
Publication of DE3870917D1 publication Critical patent/DE3870917D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
    • H04N1/40037—Circuits exciting or modulating particular heads for reproducing continuous tone value scales the reproducing element being a laser
    • 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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
DE8888102708T 1987-02-27 1988-02-24 Halbton punktbildaufzeichnungsgeraet mit hochaufloesendem bildmustersignal. Expired - Lifetime DE3870917D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62046496A JP2525794B2 (ja) 1987-02-27 1987-02-27 網点画像記録装置

Publications (1)

Publication Number Publication Date
DE3870917D1 true DE3870917D1 (de) 1992-06-17

Family

ID=12748837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888102708T Expired - Lifetime DE3870917D1 (de) 1987-02-27 1988-02-24 Halbton punktbildaufzeichnungsgeraet mit hochaufloesendem bildmustersignal.

Country Status (4)

Country Link
US (1) US4912568A (de)
EP (1) EP0280267B1 (de)
JP (1) JP2525794B2 (de)
DE (1) DE3870917D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0298457A (ja) * 1988-10-05 1990-04-10 Hitachi Ltd 半導体レーザ記録装置
JPH02109013A (ja) * 1988-10-19 1990-04-20 Hitachi Koki Co Ltd 光走査装置
US5353359A (en) * 1989-02-09 1994-10-04 Ricoh Company, Ltd. Methods for generating character pattern data and making image
US6278803B1 (en) * 1990-04-26 2001-08-21 Canon Kabushiki Kaisha Interpolation apparatus for offset sampling signals
JP3021538B2 (ja) * 1990-05-02 2000-03-15 ミノルタ株式会社 デジタル画像形成装置
JP2560133B2 (ja) * 1990-05-29 1996-12-04 大日本スクリーン製造株式会社 画像統合処理装置
US5170261A (en) * 1990-11-21 1992-12-08 Polaroid Corporation Printing method
ES2103829T3 (es) * 1990-11-21 1997-10-01 Polaroid Corp Un procedimiento de impresion.
EP0511335B1 (de) * 1990-11-21 1995-03-08 Polaroid Corporation Druckgerät
US5138339A (en) * 1991-07-29 1992-08-11 Xerox Corporation Microaddressability via overscanned illumination for optical printers and the like having high gamma photosensitive recording media
US5357273A (en) * 1991-07-29 1994-10-18 Xerox Corporation Resolution conversion via intensity controlled overscanned illumination for optical printers and the like having high gamma photosensitive recording media
JP3206043B2 (ja) * 1991-11-06 2001-09-04 ミノルタ株式会社 デジタル画像形成装置
JP2692482B2 (ja) * 1992-02-14 1997-12-17 日本ビクター株式会社 光学的記録における階調再現方法
CA2128858A1 (en) 1993-10-28 1995-04-29 Douglas N. Curry Two dimensional linear interpolation with slope output for a hyperacuity printer
US5410414A (en) * 1993-10-28 1995-04-25 Xerox Corporation Halftoning in a hyperacuity printer
US5537223A (en) * 1994-06-02 1996-07-16 Xerox Corporation Rotating non-rotationally symmetrical halftone dots for encoding embedded data in a hyperacuity printer
JP2000043319A (ja) * 1998-07-29 2000-02-15 Minolta Co Ltd 画像形成装置
US6690484B1 (en) * 1999-02-18 2004-02-10 Hewlett-Packard Development Company, L.P. Antipatterning printmode for matrix-based scattered-dithered images in incremental printing
US20040207715A1 (en) * 2003-03-11 2004-10-21 Orcutt John W. Bi-directional laser printing using a single axis scanning mirror
JP4691653B2 (ja) * 2005-04-07 2011-06-01 国立大学法人東北大学 データ生成方法、データ生成装置、及びプログラム
US8320028B2 (en) * 2006-08-22 2012-11-27 Ricoh Company, Ltd. Optical scanning apparatus
JP2014038216A (ja) * 2012-08-16 2014-02-27 Fuji Xerox Co Ltd 画像形成装置及びプログラム

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5630130A (en) * 1979-08-20 1981-03-26 Fuji Photo Film Co Ltd Halftone dot image recording method
DE3176685D1 (en) * 1980-09-01 1988-04-21 Crosfield Electronics Ltd A method of producing a half-tone reproduction
JPS5790629A (en) * 1980-11-27 1982-06-05 Canon Inc Formation of dot image
JPS5799864A (en) * 1980-12-15 1982-06-21 Canon Inc Picture image binary-coding method
JPS5799866A (en) * 1980-12-15 1982-06-21 Canon Inc Picture image binary-coding method
JPS57193173A (en) * 1981-05-22 1982-11-27 Fuji Photo Film Co Ltd Picture scanning and recording method
JPS5885671A (ja) * 1981-11-17 1983-05-23 Canon Inc 中間調画像記録方法
JPS58131863A (ja) * 1982-01-29 1983-08-05 Ricoh Co Ltd 光走査による中間調画像記録方法
US4701808A (en) * 1983-11-01 1987-10-20 Canon Kabushiki Kaisha Image processing apparatus with variable magnification and gray level processing
JPS60182863A (ja) * 1984-03-01 1985-09-18 Canon Inc 多階調記録装置
JPS60214672A (ja) * 1984-04-11 1985-10-26 Hitachi Ltd 感熱転写記録装置
JPS6161566A (ja) * 1984-09-03 1986-03-29 Canon Inc 像形成装置
JPS6218170A (ja) * 1985-07-17 1987-01-27 Matsushita Electric Ind Co Ltd 多階調型プリンタ
EP0533299B1 (de) * 1985-08-15 1997-01-29 Canon Kabushiki Kaisha Vorrichtung zur Verarbeitung und Wiedergabe digitaler Videosignale, mit auf den Pixeltakt synchronisierter Pulsbreitenmodulation zur Erzeugung eines binären Signals aus Halbton-Bilddaten
JPS6258779A (ja) * 1985-09-06 1987-03-14 Dainippon Screen Mfg Co Ltd 網目版画像記録装置

Also Published As

Publication number Publication date
JPS63212273A (ja) 1988-09-05
JP2525794B2 (ja) 1996-08-21
US4912568A (en) 1990-03-27
EP0280267A3 (en) 1990-05-23
EP0280267A2 (de) 1988-08-31
EP0280267B1 (de) 1992-05-13

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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