JP2005284710A - 駆動回路 - Google Patents

駆動回路 Download PDF

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Publication number
JP2005284710A
JP2005284710A JP2004097607A JP2004097607A JP2005284710A JP 2005284710 A JP2005284710 A JP 2005284710A JP 2004097607 A JP2004097607 A JP 2004097607A JP 2004097607 A JP2004097607 A JP 2004097607A JP 2005284710 A JP2005284710 A JP 2005284710A
Authority
JP
Japan
Prior art keywords
capacitor
vdd
voltage
mos transistor
terminal
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.)
Withdrawn
Application number
JP2004097607A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005284710A5 (enExample
Inventor
Shuhei Kawai
周平 河井
Takashige Ogata
貴重 尾形
Tatsuya Suzuki
達也 鈴木
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP2004097607A priority Critical patent/JP2005284710A/ja
Priority to TW094108305A priority patent/TWI291684B/zh
Priority to US11/091,342 priority patent/US7463236B2/en
Priority to KR1020050025813A priority patent/KR100729702B1/ko
Priority to CNA2005100629067A priority patent/CN1677861A/zh
Publication of JP2005284710A publication Critical patent/JP2005284710A/ja
Publication of JP2005284710A5 publication Critical patent/JP2005284710A5/ja
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/06—Modifications for ensuring a fully conducting state
    • H03K17/063—Modifications for ensuring a fully conducting state in field-effect transistor switches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30—Filter housing constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • H05B45/397—Current mirror circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4092—Threaded sections, e.g. screw
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/0036—Means reducing energy consumption
    • 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
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Led Devices (AREA)
  • Control Of Electrical Variables (AREA)
JP2004097607A 2004-03-30 2004-03-30 駆動回路 Withdrawn JP2005284710A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004097607A JP2005284710A (ja) 2004-03-30 2004-03-30 駆動回路
TW094108305A TWI291684B (en) 2004-03-30 2005-03-18 Drive circuit
US11/091,342 US7463236B2 (en) 2004-03-30 2005-03-29 Driver circuit
KR1020050025813A KR100729702B1 (ko) 2004-03-30 2005-03-29 구동 회로
CNA2005100629067A CN1677861A (zh) 2004-03-30 2005-03-30 驱动电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004097607A JP2005284710A (ja) 2004-03-30 2004-03-30 駆動回路

Publications (2)

Publication Number Publication Date
JP2005284710A true JP2005284710A (ja) 2005-10-13
JP2005284710A5 JP2005284710A5 (enExample) 2007-03-29

Family

ID=35050202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004097607A Withdrawn JP2005284710A (ja) 2004-03-30 2004-03-30 駆動回路

Country Status (5)

Country Link
US (1) US7463236B2 (enExample)
JP (1) JP2005284710A (enExample)
KR (1) KR100729702B1 (enExample)
CN (1) CN1677861A (enExample)
TW (1) TWI291684B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009038218A (ja) * 2007-08-01 2009-02-19 Denso Corp 発光ダイオード駆動回路
JP2009290592A (ja) * 2008-05-29 2009-12-10 Fujitsu Ltd 駆動回路および光スイッチ

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7076225B2 (en) * 2001-02-16 2006-07-11 Qualcomm Incorporated Variable gain selection in direct conversion receiver
TWI273725B (en) * 2004-10-13 2007-02-11 Richtek Technology Corp Charge pump applied to LED driving circuit
KR101219036B1 (ko) * 2005-05-02 2013-01-07 삼성디스플레이 주식회사 유기 발광 표시 장치
US7816975B2 (en) * 2005-09-20 2010-10-19 Hewlett-Packard Development Company, L.P. Circuit and method for bias voltage generation
KR20130086847A (ko) * 2012-01-26 2013-08-05 삼성전자주식회사 음의 전력을 이용하여 리키지 전력 소모를 줄이는 저전력 회로
EP2642823B1 (en) 2012-03-24 2016-06-15 Dialog Semiconductor GmbH Method for optimizing efficiency versus load current in an inductive boost converter for white LED driving
US10075139B2 (en) * 2016-11-08 2018-09-11 Stmicroelectronics, Inc. Linear high voltage driver with programmable differential and common mode gain

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5914869A (en) 1997-09-15 1999-06-22 General Instrument Corporation Ac/dc transformerless voltage converter
KR100377698B1 (ko) 1999-12-08 2003-03-29 산요 덴키 가부시키가이샤 차지펌프 회로
JP3475173B2 (ja) 1999-12-08 2003-12-08 三洋電機株式会社 チャージポンプ回路
JP3671012B2 (ja) 2002-03-07 2005-07-13 三洋電機株式会社 表示装置
KR100455991B1 (ko) * 2002-08-28 2004-11-08 삼성전자주식회사 이동 단말기의 액정 표시부 백라이트 제어 장치
TW555350U (en) 2002-08-29 2003-09-21 Prec Instr Dev Ct Nat S Low voltage driving lighting, false-proof distinguishing and indicating light-emitting device
JP3949040B2 (ja) 2002-09-25 2007-07-25 東北パイオニア株式会社 発光表示パネルの駆動装置
JP2004179138A (ja) * 2002-10-01 2004-06-24 Sanyo Electric Co Ltd エレクトロルミネッセンス表示装置及びその製造方法
TWI253042B (en) * 2003-05-14 2006-04-11 Au Optronics Corp Driving method and pixel structure of active matrix type LCD panel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009038218A (ja) * 2007-08-01 2009-02-19 Denso Corp 発光ダイオード駆動回路
JP2009290592A (ja) * 2008-05-29 2009-12-10 Fujitsu Ltd 駆動回路および光スイッチ

Also Published As

Publication number Publication date
US20050218970A1 (en) 2005-10-06
KR20060044893A (ko) 2006-05-16
TWI291684B (en) 2007-12-21
TW200539098A (en) 2005-12-01
US7463236B2 (en) 2008-12-09
KR100729702B1 (ko) 2007-06-19
CN1677861A (zh) 2005-10-05

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