JPH02115450U - - Google Patents

Info

Publication number
JPH02115450U
JPH02115450U JP2446389U JP2446389U JPH02115450U JP H02115450 U JPH02115450 U JP H02115450U JP 2446389 U JP2446389 U JP 2446389U JP 2446389 U JP2446389 U JP 2446389U JP H02115450 U JPH02115450 U JP H02115450U
Authority
JP
Japan
Prior art keywords
light
emitting element
circuit
light emitting
optical printer
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
JP2446389U
Other languages
Japanese (ja)
Other versions
JPH0723266Y2 (en
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 filed Critical
Priority to JP1989024463U priority Critical patent/JPH0723266Y2/en
Publication of JPH02115450U publication Critical patent/JPH02115450U/ja
Application granted granted Critical
Publication of JPH0723266Y2 publication Critical patent/JPH0723266Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Dot-Matrix Printers And Others (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、この考案の一実施例に係る光プリン
タのＬＥＤ駆動回路の構成を説明するブロツク図
、第２図ａ及び第２図ｂは、同光プリンタのＬＥ
Ｄ駆動回路の駆動ＩＣの構成を説明するブロツク
図、第３図は、同光プリンタのＬＥＤ駆動回路の
動作を説明するタイムチヤート、第４図ａは、同
光プリンタのＬＥＤ駆動回路の補正データの一例
を示すタイムチヤート、第４図ｂは、同光プリン
タのＬＥＤ駆動回路の通電時間の補正を説明する
タイムチヤート、第５図は、従来の光プリンタの
ＬＥＤ駆動回路を説明するブロツク図である。 ３−１，３−２：駆動ＩＣ、４：ＣＰＵ、Ｌ１
……Ｌ６４：ＬＥＤ、ＣＤＡＴＡ０……ＣＤＡＴ
Ａ３：補正データ。 FIG. 1 is a block diagram illustrating the configuration of an LED drive circuit of an optical printer according to an embodiment of the invention, and FIGS.
A block diagram explaining the configuration of the drive IC of the D drive circuit, FIG. 3 is a time chart explaining the operation of the LED drive circuit of the optical printer, and FIG. 4a shows correction data of the LED drive circuit of the optical printer. FIG. 4B is a time chart illustrating an example of the correction of the energization time of the LED drive circuit of the same optical printer, and FIG. 5 is a block diagram illustrating the LED drive circuit of a conventional optical printer. be. 3-1 , 3-2 : Drive IC, 4: CPU, L 1
 ... L64 : LED, CDATA0...CDAT
A3: Correction data.

Claims (1)

【実用新案登録請求の範囲】 複数個の発光素子が列設されるヘツドと、前記
発光素子に、入力データに応じた信号を供給する
発光素子選択回路とを備えた光プリンタの発光素
子駆動回路において、 前記各発光素子の補正データを記憶する記憶回
路と、この記憶回路に記憶されている補正データ
に基づき、前記発光素子選択回路から対応する発
光素子への信号を補正する補正回路とを備えてな
ることを特徴とする光プリンタの発光素子駆動回
路。[Claims for Utility Model Registration] A light-emitting element drive circuit for an optical printer, comprising a head in which a plurality of light-emitting elements are arranged in a row, and a light-emitting element selection circuit that supplies signals according to input data to the light-emitting elements. , comprising: a storage circuit that stores correction data for each of the light emitting elements; and a correction circuit that corrects a signal sent from the light emitting element selection circuit to the corresponding light emitting element based on the correction data stored in the storage circuit. A light emitting element drive circuit for an optical printer, characterized in that:
JP1989024463U 1989-03-03 1989-03-03 Light emitting element drive circuit for optical printer Expired - Lifetime JPH0723266Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989024463U JPH0723266Y2 (en) 1989-03-03 1989-03-03 Light emitting element drive circuit for optical printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989024463U JPH0723266Y2 (en) 1989-03-03 1989-03-03 Light emitting element drive circuit for optical printer

Publications (2)

Publication Number Publication Date
JPH02115450U true JPH02115450U (en) 1990-09-14
JPH0723266Y2 JPH0723266Y2 (en) 1995-05-31

Family

ID=31244331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989024463U Expired - Lifetime JPH0723266Y2 (en) 1989-03-03 1989-03-03 Light emitting element drive circuit for optical printer

Country Status (1)

Country Link
JP (1) JPH0723266Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011148501A (en) * 2010-01-19 2011-08-04 Asahi Kasei Home Products Kk Microwave cooking bag

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS606471A (en) * 1983-06-24 1985-01-14 Canon Inc Printer head driving apparatus
JPS6026854U (en) * 1983-08-01 1985-02-23 沖電気工業株式会社 optical print head
JPS60254873A (en) * 1984-05-31 1985-12-16 Hitachi Ltd Image recording device using light emitting element

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS606471A (en) * 1983-06-24 1985-01-14 Canon Inc Printer head driving apparatus
JPS6026854U (en) * 1983-08-01 1985-02-23 沖電気工業株式会社 optical print head
JPS60254873A (en) * 1984-05-31 1985-12-16 Hitachi Ltd Image recording device using light emitting element

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011148501A (en) * 2010-01-19 2011-08-04 Asahi Kasei Home Products Kk Microwave cooking bag

Also Published As

Publication number Publication date
JPH0723266Y2 (en) 1995-05-31

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