JP2003244964A - 圧電トランスの駆動回路および駆動方法、バックライト装置、液晶表示装置、液晶モニタ、並びに液晶テレビ - Google Patents

圧電トランスの駆動回路および駆動方法、バックライト装置、液晶表示装置、液晶モニタ、並びに液晶テレビ

Info

Publication number
JP2003244964A
JP2003244964A JP2002326131A JP2002326131A JP2003244964A JP 2003244964 A JP2003244964 A JP 2003244964A JP 2002326131 A JP2002326131 A JP 2002326131A JP 2002326131 A JP2002326131 A JP 2002326131A JP 2003244964 A JP2003244964 A JP 2003244964A
Authority
JP
Japan
Prior art keywords
piezoelectric transformer
frequency
series
drive
control signal
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
JP2002326131A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003244964A5 (enrdf_load_stackoverflow
Inventor
Hiroshi Nakatsuka
宏 中塚
Katsu Takeda
克 武田
Takashi Ishikawa
隆 石川
Katsunori Moritoki
克典 守時
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP2002326131A priority Critical patent/JP2003244964A/ja
Publication of JP2003244964A publication Critical patent/JP2003244964A/ja
Publication of JP2003244964A5 publication Critical patent/JP2003244964A5/ja
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Dc-Dc Converters (AREA)
  • Inverter Devices (AREA)
JP2002326131A 2001-11-14 2002-11-08 圧電トランスの駆動回路および駆動方法、バックライト装置、液晶表示装置、液晶モニタ、並びに液晶テレビ Pending JP2003244964A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002326131A JP2003244964A (ja) 2001-11-14 2002-11-08 圧電トランスの駆動回路および駆動方法、バックライト装置、液晶表示装置、液晶モニタ、並びに液晶テレビ

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-349186 2001-11-14
JP2001349186 2001-11-14
JP2002326131A JP2003244964A (ja) 2001-11-14 2002-11-08 圧電トランスの駆動回路および駆動方法、バックライト装置、液晶表示装置、液晶モニタ、並びに液晶テレビ

Publications (2)

Publication Number Publication Date
JP2003244964A true JP2003244964A (ja) 2003-08-29
JP2003244964A5 JP2003244964A5 (enrdf_load_stackoverflow) 2005-10-27

Family

ID=27790378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002326131A Pending JP2003244964A (ja) 2001-11-14 2002-11-08 圧電トランスの駆動回路および駆動方法、バックライト装置、液晶表示装置、液晶モニタ、並びに液晶テレビ

Country Status (1)

Country Link
JP (1) JP2003244964A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7821209B2 (en) 2004-09-21 2010-10-26 Sharp Kabushiki Kaisha Light source unit, illumination apparatus for display apparatus, and display apparatus
JP2013176252A (ja) * 2012-02-27 2013-09-05 Nissan Motor Co Ltd 電力変換装置
EP2077699A3 (en) * 2008-01-07 2014-05-07 Midas Wei Trading Co., Ltd. Piezoelectric resonant lamp-ignition circuit
CN105390097A (zh) * 2015-12-01 2016-03-09 深圳市金立通信设备有限公司 一种背光驱动电路及显示屏

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7821209B2 (en) 2004-09-21 2010-10-26 Sharp Kabushiki Kaisha Light source unit, illumination apparatus for display apparatus, and display apparatus
EP2077699A3 (en) * 2008-01-07 2014-05-07 Midas Wei Trading Co., Ltd. Piezoelectric resonant lamp-ignition circuit
JP2013176252A (ja) * 2012-02-27 2013-09-05 Nissan Motor Co Ltd 電力変換装置
CN105390097A (zh) * 2015-12-01 2016-03-09 深圳市金立通信设备有限公司 一种背光驱动电路及显示屏

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