DE3575062D1 - System zur aufzeichnung von halbtonbildern. - Google Patents
System zur aufzeichnung von halbtonbildern.Info
- Publication number
- DE3575062D1 DE3575062D1 DE8585306030T DE3575062T DE3575062D1 DE 3575062 D1 DE3575062 D1 DE 3575062D1 DE 8585306030 T DE8585306030 T DE 8585306030T DE 3575062 T DE3575062 T DE 3575062T DE 3575062 D1 DE3575062 D1 DE 3575062D1
- Authority
- DE
- Germany
- Prior art keywords
- halftone images
- recording halftone
- recording
- images
- halftone
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
-
- 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
- H04N1/4005—Circuits exciting or modulating particular heads for reproducing continuous tone value scales with regulating circuits, e.g. dependent upon ambient temperature or feedback control
-
- 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
-
- 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
- H04N1/40—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Laser Beam Printer (AREA)
- Fax Reproducing Arrangements (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Mechanical Optical Scanning Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/644,874 US4583128A (en) | 1984-08-27 | 1984-08-27 | Continuous tone recording system incorporating feedback control circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3575062D1 true DE3575062D1 (de) | 1990-02-01 |
Family
ID=24586690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585306030T Revoked DE3575062D1 (de) | 1984-08-27 | 1985-08-23 | System zur aufzeichnung von halbtonbildern. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4583128A (de) |
EP (1) | EP0179554B1 (de) |
JP (2) | JPH0669207B2 (de) |
KR (1) | KR910010110B1 (de) |
BE (1) | BE903124A (de) |
BR (1) | BR8503638A (de) |
CA (1) | CA1238584A (de) |
DE (1) | DE3575062D1 (de) |
FR (1) | FR2569481B1 (de) |
IT (1) | IT1182813B (de) |
ZA (1) | ZA855168B (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4965825A (en) | 1981-11-03 | 1990-10-23 | The Personalized Mass Media Corporation | Signal processing apparatus and methods |
USRE47642E1 (en) | 1981-11-03 | 2019-10-08 | Personalized Media Communications LLC | Signal processing apparatus and methods |
US7831204B1 (en) | 1981-11-03 | 2010-11-09 | Personalized Media Communications, Llc | Signal processing apparatus and methods |
US4956702A (en) * | 1985-05-22 | 1990-09-11 | Minnesota Mining And Manufacturing Company | Imaging apparatus including three laser diodes and a photographic element |
US4821113A (en) * | 1985-05-22 | 1989-04-11 | Minnesota Mining And Manufacturing Company | Full color, continuous tone laser diode photographic imaging apparatus and method using three laser diodes at predetermined frequencies |
DE3750013T2 (de) * | 1986-10-20 | 1994-09-29 | Fuji Photo Film Co Ltd | Laserstrahlabtastverfahren und -vorrichtung. |
US4803497A (en) * | 1987-08-31 | 1989-02-07 | Dr.-Ing. Rudolf Hell Gmbh | Laser diode output power stabilization in a laser imagesetter |
JPH0193715A (ja) * | 1987-10-05 | 1989-04-12 | Minolta Camera Co Ltd | 回転走査体 |
US4774710A (en) * | 1988-01-07 | 1988-09-27 | Eastman Kodak Company | Apparatus and method for controlling a laser diode to generate a linear illuminative output |
US4899176A (en) * | 1988-08-25 | 1990-02-06 | Minnesota Mining And Manufacturing Company | Method of reducing average data rate in rotating mirror laser recorder |
JP2722269B2 (ja) * | 1989-03-17 | 1998-03-04 | 旭光学工業株式会社 | 走査光学系 |
US5194982A (en) * | 1989-03-17 | 1993-03-16 | Asahi Kogaku Kogyo Kabushiki Kaisha | Scanning optical system |
ATE249060T1 (de) * | 1989-09-19 | 2003-09-15 | Canon Kk | Verfahren und vorrichtung zur modulation eines halbleiterlasers oder dergleichen und system unter verwendung derselben |
JPH04355986A (ja) * | 1990-06-26 | 1992-12-09 | Canon Inc | 光源駆動装置及びこの光源駆動装置を使用する装置 |
JP2881055B2 (ja) * | 1991-09-06 | 1999-04-12 | 富士写真フイルム株式会社 | 画像形成方法 |
US5340975A (en) * | 1993-01-29 | 1994-08-23 | Minnesota Mining And Manufacturing Company | Method and apparatus for reducing the effects of laser noise and for improving modulation transfer function in scanning a photoconductive surface |
US5485289A (en) * | 1993-10-28 | 1996-01-16 | Xerox Corporation | Hyperacuity printer architecture |
CA2128858A1 (en) | 1993-10-28 | 1995-04-29 | Douglas N. Curry | Two dimensional linear interpolation with slope output for a hyperacuity printer |
JPH10509824A (ja) * | 1994-11-23 | 1998-09-22 | イメイション・コーポレイション | 画像データの適応的補間のためのシステム及び方法 |
US5515392A (en) * | 1995-01-05 | 1996-05-07 | Eastman Kodak Company | Laser diode control circuit with power supply compensation network |
US5854652A (en) * | 1996-03-08 | 1998-12-29 | Hewlett-Packard Company | Laser printer employing modulated laser providing a uniform gray scale across a media sheet |
US6191867B1 (en) | 1997-11-17 | 2001-02-20 | Eastman Kodak Company | Method and device for calibrating an imaging apparatus |
JPH11268332A (ja) * | 1998-03-19 | 1999-10-05 | Fuji Xerox Co Ltd | 画像形成装置 |
US6025922A (en) * | 1998-12-18 | 2000-02-15 | Electronics For Imaging | Reduction of banding in printed images |
US6803937B2 (en) * | 2000-05-23 | 2004-10-12 | Noritsu Koki Co., Ltd. | Photographic printer having varied intensities or optical modulation data for laser light sources |
JP3669294B2 (ja) * | 2001-06-21 | 2005-07-06 | ノーリツ鋼機株式会社 | 写真処理装置 |
US6631041B1 (en) * | 2002-06-04 | 2003-10-07 | Eastman Kodak Company | Apparatus to steer a collimated laser beam |
US7085151B2 (en) * | 2004-01-13 | 2006-08-01 | Hewlett-Packard Development Company, L.P. | Storage device having a resistance measurement system |
KR100798014B1 (ko) | 2006-12-29 | 2008-01-24 | 제일모직주식회사 | 저온 충격강도 및 기계적 강도가 우수한폴리카보네이트-폴리실록산 공중합체 수지 조성물 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5141447B1 (de) * | 1971-02-25 | 1976-11-10 | ||
US3750189A (en) * | 1971-10-18 | 1973-07-31 | Ibm | Light scanning and printing system |
US4040096A (en) * | 1972-11-27 | 1977-08-02 | Xerox Corporation | Flying spot scanner with runout correction |
US4028732A (en) * | 1973-03-02 | 1977-06-07 | Lucien Salter | Apparatus and method for display of images |
US4175851A (en) * | 1975-02-03 | 1979-11-27 | Canon Kabushiki Kaisha | Recording position adjuster |
US4054928A (en) * | 1976-02-20 | 1977-10-18 | The Mead Corporation | Laser operated scanning and printing system |
US4197560A (en) * | 1976-04-01 | 1980-04-08 | Xerox Corporation | Exposure control for selective speed xerographic printing and the like |
DE2827074A1 (de) * | 1977-06-21 | 1979-01-04 | Canon Kk | Aufzeichnungsgeraet |
JPS5596916A (en) * | 1979-01-17 | 1980-07-23 | Canon Inc | Two-dimensional scanner |
JPS574780A (en) * | 1980-06-13 | 1982-01-11 | Fuji Xerox Co Ltd | Multilevel image printer |
JPS5784674A (en) * | 1980-11-14 | 1982-05-27 | Konishiroku Photo Ind Co Ltd | Recorder |
US4400740A (en) * | 1981-08-24 | 1983-08-23 | Xerox Corporation | Intensity control for raster output scanners |
JPS58106953A (ja) * | 1981-12-19 | 1983-06-25 | Ricoh Co Ltd | レ−ザプリンタにおける半導体レ−ザの駆動方法 |
JPS59128865A (ja) * | 1983-01-12 | 1984-07-25 | Konishiroku Photo Ind Co Ltd | 階調記録装置 |
JPS59129854A (ja) * | 1983-01-18 | 1984-07-26 | Dainippon Screen Mfg Co Ltd | 画像走査記録時における光量補正方法 |
-
1984
- 1984-08-27 US US06/644,874 patent/US4583128A/en not_active Expired - Lifetime
-
1985
- 1985-07-08 CA CA000486436A patent/CA1238584A/en not_active Expired
- 1985-07-09 ZA ZA855168A patent/ZA855168B/xx unknown
- 1985-07-31 BR BR8503638A patent/BR8503638A/pt not_active IP Right Cessation
- 1985-08-01 JP JP60170566A patent/JPH0669207B2/ja not_active Expired - Lifetime
- 1985-08-09 IT IT48464/85A patent/IT1182813B/it active
- 1985-08-21 FR FR8512559A patent/FR2569481B1/fr not_active Expired
- 1985-08-23 DE DE8585306030T patent/DE3575062D1/de not_active Revoked
- 1985-08-23 KR KR1019850006082A patent/KR910010110B1/ko not_active IP Right Cessation
- 1985-08-23 EP EP85306030A patent/EP0179554B1/de not_active Expired
- 1985-08-26 BE BE0/215504A patent/BE903124A/fr not_active IP Right Cessation
-
1995
- 1995-08-29 JP JP7220813A patent/JPH08111755A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BE903124A (fr) | 1986-02-26 |
EP0179554B1 (de) | 1989-12-27 |
ZA855168B (en) | 1987-02-25 |
BR8503638A (pt) | 1986-05-06 |
JPS6160067A (ja) | 1986-03-27 |
IT8548464A0 (it) | 1985-08-09 |
CA1238584A (en) | 1988-06-28 |
IT1182813B (it) | 1987-10-05 |
US4583128A (en) | 1986-04-15 |
KR910010110B1 (ko) | 1991-12-16 |
KR860002192A (ko) | 1987-03-26 |
FR2569481A1 (fr) | 1986-02-28 |
FR2569481B1 (fr) | 1988-09-09 |
JPH08111755A (ja) | 1996-04-30 |
AU4478985A (en) | 1986-03-06 |
AU574479B2 (en) | 1988-07-07 |
EP0179554A1 (de) | 1986-04-30 |
JPH0669207B2 (ja) | 1994-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |