FR2346919A1 - Procede et appareil de commande d'exposition pour une impression xerographique a vitesse variable - Google Patents

Procede et appareil de commande d'exposition pour une impression xerographique a vitesse variable

Info

Publication number
FR2346919A1
FR2346919A1 FR7709991A FR7709991A FR2346919A1 FR 2346919 A1 FR2346919 A1 FR 2346919A1 FR 7709991 A FR7709991 A FR 7709991A FR 7709991 A FR7709991 A FR 7709991A FR 2346919 A1 FR2346919 A1 FR 2346919A1
Authority
FR
France
Prior art keywords
control method
variable speed
exposure control
xerographic printing
xerographic
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.)
Granted
Application number
FR7709991A
Other languages
English (en)
French (fr)
Other versions
FR2346919B1 (enExample
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 FR2346919A1 publication Critical patent/FR2346919A1/fr
Application granted granted Critical
Publication of FR2346919B1 publication Critical patent/FR2346919B1/fr
Granted 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
    • H04N1/4005—Circuits exciting or modulating particular heads for reproducing continuous tone value scales with regulating circuits, e.g. dependent upon ambient temperature or feedback control
    • 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)
  • Fax Reproducing Arrangements (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Laser Beam Printer (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
FR7709991A 1976-04-01 1977-04-01 Procede et appareil de commande d'exposition pour une impression xerographique a vitesse variable Granted FR2346919A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/672,706 US4197560A (en) 1976-04-01 1976-04-01 Exposure control for selective speed xerographic printing and the like

Publications (2)

Publication Number Publication Date
FR2346919A1 true FR2346919A1 (fr) 1977-10-28
FR2346919B1 FR2346919B1 (enExample) 1983-10-14

Family

ID=24699672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7709991A Granted FR2346919A1 (fr) 1976-04-01 1977-04-01 Procede et appareil de commande d'exposition pour une impression xerographique a vitesse variable

Country Status (6)

Country Link
US (1) US4197560A (enExample)
JP (1) JPS52120614A (enExample)
CA (1) CA1107808A (enExample)
FR (1) FR2346919A1 (enExample)
GB (1) GB1572621A (enExample)
NL (1) NL7702793A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2569481A1 (fr) * 1984-08-27 1986-02-28 Minnesota Mining & Mfg Systeme d'enregistrement de teintes continues

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319285A (en) * 1976-04-01 1982-03-09 Xerox Corporation Exposure control for selective speed xerographic printing and the like
US4249807A (en) * 1979-05-14 1981-02-10 The Gerber Scientific Instrument Company Color plotting device and method
JPS574780A (en) 1980-06-13 1982-01-11 Fuji Xerox Co Ltd Multilevel image printer
JPS58133081A (ja) * 1982-02-02 1983-08-08 Canon Inc 画像記録装置
JPS5974542A (ja) * 1982-10-22 1984-04-27 Hitachi Ltd プリンタ
US4803497A (en) * 1987-08-31 1989-02-07 Dr.-Ing. Rudolf Hell Gmbh Laser diode output power stabilization in a laser imagesetter
JP2002297346A (ja) * 2001-03-29 2002-10-11 Ricoh Co Ltd Ｓｂｃ対応プリンタ出力システム、ｓｂｃ対応プリンタ出力方法、該方法を実現するプログラム及び該プログラムのプログラム記録媒体

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2230134A1 (enExample) * 1973-05-17 1974-12-13 Xerox Corp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB284285A (en) * 1927-01-27 1929-02-07 Heinrich Johannes Kuchen Meist Means for regulating the strength of sound in photo-electric reproduction from soundfilms
US2274530A (en) * 1940-08-24 1942-02-24 Rca Corp Automatic light intensity control for sound apparatus
US3105426A (en) * 1960-04-04 1963-10-01 Xerox Corp Xerographic apparatus
US3316348A (en) * 1963-05-01 1967-04-25 Perkin Elmer Corp Scanning system for recording pictorial data
US3245083A (en) * 1965-03-12 1966-04-05 Clevite Corp Direct writing oscillograph
US3354465A (en) * 1965-10-22 1967-11-21 Cons Electrodynamics Corp Constant density oscillograph trace
US3482254A (en) * 1967-12-06 1969-12-02 Telex Inc Apparatus for recording the time-variation of an electrical signal utilizing a pulsed laser
US3750189A (en) * 1971-10-18 1973-07-31 Ibm Light scanning and printing system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2230134A1 (enExample) * 1973-05-17 1974-12-13 Xerox Corp
US3858004A (en) * 1973-05-17 1974-12-31 Xerox Corp Filter for selective speed xerographic printing in facsimile transceivers and the like

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2569481A1 (fr) * 1984-08-27 1986-02-28 Minnesota Mining & Mfg Systeme d'enregistrement de teintes continues
EP0179554A1 (en) * 1984-08-27 1986-04-30 Minnesota Mining And Manufacturing Company Continuous tone recording system

Also Published As

Publication number Publication date
CA1107808A (en) 1981-08-25
US4197560A (en) 1980-04-08
GB1572621A (en) 1980-07-30
JPS52120614A (en) 1977-10-11
FR2346919B1 (enExample) 1983-10-14
NL7702793A (nl) 1977-10-04

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Legal Events

Date Code Title Description
ST Notification of lapse