DK0529531T3 - Fremgangsmåde til måling af funktionen af lasere i laserprintere. - Google Patents

Fremgangsmåde til måling af funktionen af lasere i laserprintere.

Info

Publication number
DK0529531T3
DK0529531T3 DK92114314.5T DK92114314T DK0529531T3 DK 0529531 T3 DK0529531 T3 DK 0529531T3 DK 92114314 T DK92114314 T DK 92114314T DK 0529531 T3 DK0529531 T3 DK 0529531T3
Authority
DK
Denmark
Prior art keywords
lasers
measuring
function
laser printers
printers
Prior art date
Application number
DK92114314.5T
Other languages
English (en)
Inventor
Kurt Michael Sanger
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DK0529531T3 publication Critical patent/DK0529531T3/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K15/1209—Intensity control of the optical beam
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/0014—Measuring characteristics or properties thereof
    • 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
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • H04N1/4015—Compensating positionally unequal response of the pick-up or reproducing head of the reproducing head

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Laser Beam Printer (AREA)
DK92114314.5T 1991-08-23 1992-08-21 Fremgangsmåde til måling af funktionen af lasere i laserprintere. DK0529531T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/749,058 US5266973A (en) 1991-08-23 1991-08-23 Methods for measuring laser performance in laser printers

Publications (1)

Publication Number Publication Date
DK0529531T3 true DK0529531T3 (da) 1997-07-28

Family

ID=25012057

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92114314.5T DK0529531T3 (da) 1991-08-23 1992-08-21 Fremgangsmåde til måling af funktionen af lasere i laserprintere.

Country Status (5)

Country Link
US (1) US5266973A (da)
EP (1) EP0529531B1 (da)
JP (1) JP3231851B2 (da)
DE (1) DE69219036T2 (da)
DK (1) DK0529531T3 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0902586B1 (en) * 1997-09-10 2005-11-16 Kabushiki Kaisha Toshiba Light beam scanning apparatus and image forming apparatus
US6303937B1 (en) 1998-02-27 2001-10-16 Eastman Kodak Company Ceramic calibration filter
US6590600B2 (en) 2001-03-16 2003-07-08 Eastman Kodak Company Method and apparatus for controlling exposure amplitude and printed track width by pulse width modulation
US12153997B2 (en) * 2022-07-08 2024-11-26 Hand Held Products, Inc Apparatuses, systems, and methods for visible laser diode preheat bias current for low temperature operation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3583969D1 (de) * 1984-06-13 1991-10-10 Fuji Photo Film Co Ltd Abtastvorrichtung mit halbleiterlaser.
JPH01105268A (ja) * 1986-04-05 1989-04-21 Ricoh Co Ltd 情報記録用光ビ−ムの出力安定化方法及び装置
US4757327A (en) * 1987-02-24 1988-07-12 Lavenir Technology Photoplotter radiant source output equalization method
US4897672A (en) * 1987-07-02 1990-01-30 Fujitsu Limited Method and apparatus for detecting and compensating light emission from an LED array
US5050156A (en) * 1989-10-25 1991-09-17 Eastman Kodak Company Method and apparatus for calibrating the writing power applied to an optical media

Also Published As

Publication number Publication date
EP0529531A3 (en) 1993-07-28
JPH05226741A (ja) 1993-09-03
EP0529531A2 (en) 1993-03-03
DE69219036D1 (de) 1997-05-22
DE69219036T2 (de) 1997-11-13
EP0529531B1 (en) 1997-04-16
US5266973A (en) 1993-11-30
JP3231851B2 (ja) 2001-11-26

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