JPS545455A - Simultaneous multibeam light modulating system - Google Patents

Simultaneous multibeam light modulating system

Info

Publication number
JPS545455A
JPS545455A JP7020677A JP7020677A JPS545455A JP S545455 A JPS545455 A JP S545455A JP 7020677 A JP7020677 A JP 7020677A JP 7020677 A JP7020677 A JP 7020677A JP S545455 A JPS545455 A JP S545455A
Authority
JP
Japan
Prior art keywords
light modulating
modulating system
multibeam light
simultaneous
simultaneous multibeam
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.)
Pending
Application number
JP7020677A
Other languages
Japanese (ja)
Inventor
Iwao Hamaguchi
Yohei Ikezu
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP7020677A priority Critical patent/JPS545455A/en
Publication of JPS545455A publication Critical patent/JPS545455A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G06K15/1238—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 simultaneously exposing more than one point
    • G06K15/1257—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 simultaneously exposing more than one point on more than one main scanning line
    • G06K15/1271—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 simultaneously exposing more than one point on more than one main scanning line by light beam splitting

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)

Abstract

PURPOSE:To prevent mutual influencing by other signals and improve reproducibility of medium constrast by taking summation of the plural modulating signals having undergone amplitude modulation of carriers and controlling the gains of the modulating signals according to the level of the summation.
JP7020677A 1977-06-14 1977-06-14 Simultaneous multibeam light modulating system Pending JPS545455A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7020677A JPS545455A (en) 1977-06-14 1977-06-14 Simultaneous multibeam light modulating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7020677A JPS545455A (en) 1977-06-14 1977-06-14 Simultaneous multibeam light modulating system

Publications (1)

Publication Number Publication Date
JPS545455A true JPS545455A (en) 1979-01-16

Family

ID=13424807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7020677A Pending JPS545455A (en) 1977-06-14 1977-06-14 Simultaneous multibeam light modulating system

Country Status (1)

Country Link
JP (1) JPS545455A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0423795A2 (en) * 1989-10-19 1991-04-24 Fuji Photo Film Co., Ltd. Simultaneous multi-beam optical modulator device
JPH03132710A (en) * 1989-10-19 1991-06-06 Fuji Photo Film Co Ltd Scan exposing method using plural laser beams
US5132834A (en) * 1990-04-19 1992-07-21 Fuji Photo Film Co., Ltd. Method of inputting signals to light modulator and simultaneous multi-beam type light modulating apparatus
JPH04260026A (en) * 1991-02-15 1992-09-16 Fuji Photo Film Co Ltd Power correcting method for plural light beams and light beam scanner
US5258856A (en) * 1990-10-12 1993-11-02 Fuji Photo Film Co., Ltd. Scanning and exposing method using a plurality of optical beams and apparatus therefor
US5477374A (en) * 1992-10-05 1995-12-19 Fuji Photo Film Co., Ltd. Optical beam scanning apparatus
US5566277A (en) * 1991-06-17 1996-10-15 Fuji Photo Film Co., Ltd. Method and apparatus for recording an image

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0423795A2 (en) * 1989-10-19 1991-04-24 Fuji Photo Film Co., Ltd. Simultaneous multi-beam optical modulator device
JPH03132710A (en) * 1989-10-19 1991-06-06 Fuji Photo Film Co Ltd Scan exposing method using plural laser beams
US5079568A (en) * 1989-10-19 1992-01-07 Fuji Photo Film Co., Ltd. Simultaneous multi-beam optical modulator device using memory mapped signals to adjust for constant light beam intensity
JP2672159B2 (en) * 1989-10-19 1997-11-05 富士写真フイルム株式会社 Scanning exposure method with multiple laser beams
US5132834A (en) * 1990-04-19 1992-07-21 Fuji Photo Film Co., Ltd. Method of inputting signals to light modulator and simultaneous multi-beam type light modulating apparatus
US5258856A (en) * 1990-10-12 1993-11-02 Fuji Photo Film Co., Ltd. Scanning and exposing method using a plurality of optical beams and apparatus therefor
JPH04260026A (en) * 1991-02-15 1992-09-16 Fuji Photo Film Co Ltd Power correcting method for plural light beams and light beam scanner
US5566277A (en) * 1991-06-17 1996-10-15 Fuji Photo Film Co., Ltd. Method and apparatus for recording an image
US5477374A (en) * 1992-10-05 1995-12-19 Fuji Photo Film Co., Ltd. Optical beam scanning apparatus
US5528412A (en) * 1992-10-05 1996-06-18 Fuji Photo Film Co., Ltd. Optical beam scanning apparatus

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