JPS63150926U - - Google Patents

Info

Publication number
JPS63150926U
JPS63150926U JP4215587U JP4215587U JPS63150926U JP S63150926 U JPS63150926 U JP S63150926U JP 4215587 U JP4215587 U JP 4215587U JP 4215587 U JP4215587 U JP 4215587U JP S63150926 U JPS63150926 U JP S63150926U
Authority
JP
Japan
Prior art keywords
fluorescent lamp
liquid crystal
overvoltage
compact fluorescent
detection circuit
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
JP4215587U
Other languages
English (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 JP4215587U priority Critical patent/JPS63150926U/ja
Publication of JPS63150926U publication Critical patent/JPS63150926U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Details Of Measuring Devices (AREA)

Description

【図面の簡単な説明】
第１図はバツクライト装置の使用状態の説明図
、第２図はバツクライト装置と液晶デイスプレイ
装置の結線説明図、第３図は小型蛍光ランプ点灯
回路図である。 １…電源スイツチ、２…入力端子、３…信号端
子、１６…小型蛍光ランプ、２０…点灯回路、２
３…電力入力回路、２４…自励式プツシユプルイ
ンバーター回路、２５…過電圧点灯検知回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 小型蛍光ランプを内蔵し、液晶デイスプレイ装
    置の液晶素子画面の背後に配置されて当該液晶素
    子画面を照明するバツクライト装置において、 前記小型蛍光ランプの過電圧点灯検知回路を設
    け、小型蛍光ランプが過電圧点灯したときに、該
    検知回路が小型蛍光ランプに電力を供給するトラ
    ンスの駆動を解除し、小型蛍光ランプを消灯させ
    ることを特徴とする液晶デイスプレイ用バツクラ
    イト装置。
JP4215587U 1987-03-24 1987-03-24 Pending JPS63150926U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4215587U JPS63150926U (ja) 1987-03-24 1987-03-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4215587U JPS63150926U (ja) 1987-03-24 1987-03-24

Publications (1)

Publication Number Publication Date
JPS63150926U true JPS63150926U (ja) 1988-10-04

Family

ID=30857803

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4215587U Pending JPS63150926U (ja) 1987-03-24 1987-03-24

Country Status (1)

Country Link
JP (1) JPS63150926U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008093587A1 (ja) * 2007-01-29 2008-08-07 Sharp Kabushiki Kaisha 冷陰極管点灯装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008093587A1 (ja) * 2007-01-29 2008-08-07 Sharp Kabushiki Kaisha 冷陰極管点灯装置
US8169158B2 (en) 2007-01-29 2012-05-01 Sharp Kabushiki Kaisha Cold cathode tube lighting device

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