JPS6450948U - - Google Patents

Info

Publication number
JPS6450948U
JPS6450948U JP14574787U JP14574787U JPS6450948U JP S6450948 U JPS6450948 U JP S6450948U JP 14574787 U JP14574787 U JP 14574787U JP 14574787 U JP14574787 U JP 14574787U JP S6450948 U JPS6450948 U JP S6450948U
Authority
JP
Japan
Prior art keywords
printer head
led
capacitor
power supply
supply voltage
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
JP14574787U
Other languages
Japanese (ja)
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 JP14574787U priority Critical patent/JPS6450948U/ja
Publication of JPS6450948U publication Critical patent/JPS6450948U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Facsimiles In General (AREA)
  • Dot-Matrix Printers And Others (AREA)

Description

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

第１図は本考案の一実施例である、ＬＥＤプリ
ンタヘツドの概略図、第２図はＬＥＤプリンタヘ
ツドの特性図、第３図は印字品質等を説明するた
めの図、第４図は従来のＬＥＤプリンタヘツド内
部の電源電圧ラインにおける電圧と電流の波形図
である。 １……ＬＥＤプリンタヘツド、２……ＬＥＤチ
ツプ、３……ＦＰＣ、４……ＦＰＣ、５……＋Ｖ
ｃｃ側導体、６……ＧＮＤ側導体、７……＋Ｖｃ
ｃ側導体、８……ＧＮＤ側導体、９……大容量コ
ンデンサ、１０……大容量コンデンサ。 Fig. 1 is a schematic diagram of an LED printer head, which is an embodiment of the present invention, Fig. 2 is a characteristic diagram of the LED printer head, Fig. 3 is a diagram for explaining printing quality, etc., and Fig. 4 is a conventional one. 2 is a waveform diagram of voltage and current in a power supply voltage line inside the LED printer head of FIG. 1...LED printer head, 2...LED chip, 3...FPC, 4...FPC, 5...+V
cc side conductor, 6...GND side conductor, 7...+Vc
c side conductor, 8... GND side conductor, 9... large capacity capacitor, 10... large capacity capacitor.

Claims (1)

【実用新案登録請求の範囲】 (1) ＬＥＤ（発光ダイオード）プリンタヘツド
の電源電圧ラインに、大容量のコンデンサを接続
し、上記電源電圧ラインの電圧変動を抑制するよ
うにしたことを特徴とするＬＥＤプリンタヘツド
。 (2) 大容量のコンデンサとして、電気二重層コ
ンデンサを用いたことを特徴とする実用新案登録
請求の範囲第１項記載のＬＥＤプリンタヘツド。[Claims for Utility Model Registration] (1) A large capacitor is connected to the power supply voltage line of an LED (light emitting diode) printer head to suppress voltage fluctuations in the power supply voltage line. LED printer head. (2) The LED printer head according to claim 1, which is characterized in that an electric double layer capacitor is used as the large capacity capacitor.
JP14574787U 1987-09-24 1987-09-24 Pending JPS6450948U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14574787U JPS6450948U (en) 1987-09-24 1987-09-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14574787U JPS6450948U (en) 1987-09-24 1987-09-24

Publications (1)

Publication Number Publication Date
JPS6450948U true JPS6450948U (en) 1989-03-29

Family

ID=31414607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14574787U Pending JPS6450948U (en) 1987-09-24 1987-09-24

Country Status (1)

Country Link
JP (1) JPS6450948U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56127469A (en) * 1980-03-12 1981-10-06 Toshiba Corp Heatsensitive recording device
JPS57182455A (en) * 1981-05-07 1982-11-10 Amano Corp Driving and controlling method for wire dot printer
JPS60198872A (en) * 1984-03-23 1985-10-08 Seiko Instr & Electronics Ltd Mos integrated circuit for led driving

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56127469A (en) * 1980-03-12 1981-10-06 Toshiba Corp Heatsensitive recording device
JPS57182455A (en) * 1981-05-07 1982-11-10 Amano Corp Driving and controlling method for wire dot printer
JPS60198872A (en) * 1984-03-23 1985-10-08 Seiko Instr & Electronics Ltd Mos integrated circuit for led driving

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