JPH0468152B2 - - Google Patents

Info

Publication number
JPH0468152B2
JPH0468152B2 JP62261816A JP26181687A JPH0468152B2 JP H0468152 B2 JPH0468152 B2 JP H0468152B2 JP 62261816 A JP62261816 A JP 62261816A JP 26181687 A JP26181687 A JP 26181687A JP H0468152 B2 JPH0468152 B2 JP H0468152B2
Authority
JP
Japan
Prior art keywords
circuit
correction
light emitting
data
timing signals
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 - Lifetime
Application number
JP62261816A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01103462A (ja
Inventor
Shigeru Myake
Tomio Nakaya
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 JP62261816A priority Critical patent/JPH01103462A/ja
Priority to US07/259,165 priority patent/US4937591A/en
Publication of JPH01103462A publication Critical patent/JPH01103462A/ja
Publication of JPH0468152B2 publication Critical patent/JPH0468152B2/ja
Granted legal-status Critical Current

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
    • 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
    • G06K15/1242—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 one main scanning line
    • G06K15/1247—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 one main scanning line using an array of light sources, e.g. a linear array

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Of Non-Electrical Variables (AREA)
JP62261816A 1987-10-19 1987-10-19 光プリンタの光量補正装置 Granted JPH01103462A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP62261816A JPH01103462A (ja) 1987-10-19 1987-10-19 光プリンタの光量補正装置
US07/259,165 US4937591A (en) 1987-10-19 1988-10-18 Apparatus for correcting quantity of light from optical printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62261816A JPH01103462A (ja) 1987-10-19 1987-10-19 光プリンタの光量補正装置

Publications (2)

Publication Number Publication Date
JPH01103462A JPH01103462A (ja) 1989-04-20
JPH0468152B2 true JPH0468152B2 (en]) 1992-10-30

Family

ID=17367120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62261816A Granted JPH01103462A (ja) 1987-10-19 1987-10-19 光プリンタの光量補正装置

Country Status (2)

Country Link
US (1) US4937591A (en])
JP (1) JPH01103462A (en])

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH031757A (ja) * 1989-05-30 1991-01-08 Minolta Camera Co Ltd 画像形成装置
US5126758A (en) * 1989-07-04 1992-06-30 Ricoh Company, Ltd. Optical printer
US5250963A (en) * 1989-12-27 1993-10-05 Am International, Inc. Imaging diode array and system
JPH06183058A (ja) * 1992-12-22 1994-07-05 Matsushita Electric Ind Co Ltd 画像形成装置
JP3191607B2 (ja) * 1995-03-28 2001-07-23 トヨタ自動車株式会社 車両盗難防止装置
JP3765473B2 (ja) * 2001-08-24 2006-04-12 リコープリンティングシステムズ株式会社 レーザ制御装置および電子写真装置
JP4673144B2 (ja) 2005-06-23 2011-04-20 キヤノン株式会社 液体収納容器の発光部の制御方法およびプリンタ
JP4846045B2 (ja) * 2010-07-13 2011-12-28 キヤノン株式会社 複数の液体収納容器の発光部の個別制御が可能なプリンタ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4455562A (en) * 1981-08-14 1984-06-19 Pitney Bowes Inc. Control of a light emitting diode array
JPS6151362A (ja) * 1984-08-20 1986-03-13 Sanyo Electric Co Ltd 光プリンタヘツド
JPS62132474A (ja) * 1985-12-04 1987-06-15 Matsushita Graphic Commun Syst Inc Ｌｅｄアレイ光量ばらつき補正方法
US4750010A (en) * 1987-01-02 1988-06-07 Eastman Kodak Company Circuit for generating center pulse width modulated waveforms and non-impact printer using same
US4757327A (en) * 1987-02-24 1988-07-12 Lavenir Technology Photoplotter radiant source output equalization method

Also Published As

Publication number Publication date
JPH01103462A (ja) 1989-04-20
US4937591A (en) 1990-06-26

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term