CA1003483A - Laser printer - Google Patents

Laser printer

Info

Publication number
CA1003483A
CA1003483A CA159,785A CA159785A CA1003483A CA 1003483 A CA1003483 A CA 1003483A CA 159785 A CA159785 A CA 159785A CA 1003483 A CA1003483 A CA 1003483A
Authority
CA
Canada
Prior art keywords
laser printer
printer
laser
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
Application number
CA159,785A
Other languages
English (en)
Other versions
CA159785S (en
Inventor
Peter J. Mason
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 CA1003483A publication Critical patent/CA1003483A/en
Expired 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
    • 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
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • 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
    • H04N1/23—Reproducing arrangements
    • H04N1/29—Reproducing arrangements involving production of an electrostatic intermediate picture

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimiles In General (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CA159,785A 1972-02-22 1972-12-22 Laser printer Expired CA1003483A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22793972A 1972-02-22 1972-02-22
US22776372A 1972-02-22 1972-02-22

Publications (1)

Publication Number Publication Date
CA1003483A true CA1003483A (en) 1977-01-11

Family

ID=26921733

Family Applications (2)

Application Number Title Priority Date Filing Date
CA159,785A Expired CA1003483A (en) 1972-02-22 1972-12-22 Laser printer
CA159,742A Expired CA1002653A (en) 1972-02-22 1972-12-22 Laser scanner

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA159,742A Expired CA1002653A (en) 1972-02-22 1972-12-22 Laser scanner

Country Status (8)

Country Link
BE (1) BE795802A (ja)
CA (2) CA1003483A (ja)
DE (1) DE2303595C2 (ja)
ES (1) ES411830A1 (ja)
FR (1) FR2173052B1 (ja)
GB (2) GB1423405A (ja)
IT (1) IT979288B (ja)
NL (1) NL7302446A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234250A (en) * 1977-07-15 1980-11-18 Xerox Corporation Electrophotographic printing system

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU500199B2 (en) * 1975-01-13 1979-05-10 Associated Press, The Facsimile reproduction system
US4081842A (en) * 1976-06-14 1978-03-28 Eocom Corporation Facsimile system
US4516023A (en) * 1982-06-03 1985-05-07 Klimsch/Optronics Scanner/plotter optical system
EP0129831B1 (en) * 1983-06-24 1989-08-16 Fuji Photo Film Co., Ltd. Image scanning read-out apparatus
DE3325126C1 (de) * 1983-07-12 1985-01-31 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Oberflächenabtastvorrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1564581C3 (de) * 1966-04-27 1973-11-29 Siemens Ag, 1000 Berlin U. 8000 Muenchen Anordnung zur Amplitudenstabihsie rung eines Lasers
US3614312A (en) * 1968-12-31 1971-10-19 Texas Instruments Inc Light beam deflection
DE2006981B2 (de) * 1969-02-20 1972-01-20 Anordnung zum transport von blaettern durch eine wandler station
US3751138A (en) * 1972-03-16 1973-08-07 Humphrey Res Ass Variable anamorphic lens and method for constructing lens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234250A (en) * 1977-07-15 1980-11-18 Xerox Corporation Electrophotographic printing system

Also Published As

Publication number Publication date
GB1423404A (en) 1976-02-04
IT979288B (it) 1974-09-30
GB1423405A (en) 1976-02-04
NL7302446A (ja) 1973-08-24
AU5245173A (en) 1974-08-22
DE2303595C2 (de) 1982-10-28
FR2173052B1 (ja) 1982-09-10
FR2173052A1 (ja) 1973-10-05
CA1002653A (en) 1976-12-28
ES411830A1 (es) 1976-05-01
DE2303595A1 (de) 1973-08-30
BE795802A (fr) 1973-08-22

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