ATE199197T1 - Steuerschaltung und -verfahren für piezoelektrischen transformator - Google Patents

Steuerschaltung und -verfahren für piezoelektrischen transformator

Info

Publication number
ATE199197T1
ATE199197T1 AT97935889T AT97935889T ATE199197T1 AT E199197 T1 ATE199197 T1 AT E199197T1 AT 97935889 T AT97935889 T AT 97935889T AT 97935889 T AT97935889 T AT 97935889T AT E199197 T1 ATE199197 T1 AT E199197T1
Authority
AT
Austria
Prior art keywords
piezoelectric transformer
control circuit
driving
driving circuit
circuit
Prior art date
Application number
AT97935889T
Other languages
English (en)
Inventor
Takeshi Fujimura
Katsuyuki Ishikawa
Masaaki Toyama
Original Assignee
Taiheiyo Cement Corp
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
Priority claimed from JP8228458A external-priority patent/JPH1075576A/ja
Priority claimed from JP9023870A external-priority patent/JPH10223390A/ja
Priority claimed from JP9023867A external-priority patent/JPH10223388A/ja
Priority claimed from JP02386997A external-priority patent/JP3681851B2/ja
Priority claimed from JP9135188A external-priority patent/JPH10327587A/ja
Application filed by Taiheiyo Cement Corp filed Critical Taiheiyo Cement Corp
Application granted granted Critical
Publication of ATE199197T1 publication Critical patent/ATE199197T1/de

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/802—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits
    • H10N30/804—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits for piezoelectric transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
    • H05B41/2821—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage
    • H05B41/2822—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency AC, or with separate oscillator frequency
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
    • H05B41/2825—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a bridge converter in the final stage
    • H05B41/2827—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a bridge converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/40—Piezoelectric or electrostrictive devices with electrical input and electrical output, e.g. functioning as transformers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/04—Dimming circuit for fluorescent lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Details Of Television Scanning (AREA)
  • Dc-Dc Converters (AREA)
AT97935889T 1996-08-29 1997-08-26 Steuerschaltung und -verfahren für piezoelektrischen transformator ATE199197T1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP8228458A JPH1075576A (ja) 1996-08-29 1996-08-29 圧電トランスの制御回路
JP9023870A JPH10223390A (ja) 1997-02-06 1997-02-06 圧電トランスの制御回路
JP9023867A JPH10223388A (ja) 1997-02-06 1997-02-06 圧電トランスの制御回路
JP02386997A JP3681851B2 (ja) 1997-02-06 1997-02-06 圧電トランスの制御回路
JP9135188A JPH10327587A (ja) 1997-05-26 1997-05-26 圧電トランスの制御回路及びその制御方法
PCT/JP1997/002966 WO1998009369A1 (en) 1996-08-29 1997-08-26 Control circuit and method for piezoelectric transformer

Publications (1)

Publication Number Publication Date
ATE199197T1 true ATE199197T1 (de) 2001-02-15

Family

ID=27520581

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97935889T ATE199197T1 (de) 1996-08-29 1997-08-26 Steuerschaltung und -verfahren für piezoelektrischen transformator

Country Status (8)

Country Link
US (1) US6239558B1 (de)
EP (1) EP0922324B1 (de)
KR (1) KR100322513B1 (de)
CN (1) CN1175554C (de)
AT (1) ATE199197T1 (de)
DE (1) DE69704082T2 (de)
TW (1) TW349278B (de)
WO (1) WO1998009369A1 (de)

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US6583534B1 (en) * 1999-06-07 2003-06-24 Matsushita Electric Industrial Co., Ltd. Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer
JP3802281B2 (ja) * 1999-06-21 2006-07-26 株式会社小糸製作所 放電灯点灯回路
US6804129B2 (en) 1999-07-22 2004-10-12 02 Micro International Limited High-efficiency adaptive DC/AC converter
US6259615B1 (en) 1999-07-22 2001-07-10 O2 Micro International Limited High-efficiency adaptive DC/AC converter
US6400096B1 (en) * 1999-08-20 2002-06-04 Texas Instruments Incorporated Control circuit for piezo transformer based fluorescent lamp power supplies
US6597084B2 (en) * 2001-01-05 2003-07-22 The Hong Kong Polytechnic University Ring-shaped piezoelectric transformer having an inner and outer electrode
US6501234B2 (en) 2001-01-09 2002-12-31 02 Micro International Limited Sequential burst mode activation circuit
US6720706B2 (en) * 2001-02-12 2004-04-13 Gareth J. Knowles Reduced component drive circuit
TW529236B (en) * 2001-07-11 2003-04-21 Chi Mei Electronics Corp Fluorescent lamp driving apparatus with dynamically adjusted tube voltage
TWI237527B (en) * 2001-11-06 2005-08-01 Delta Optoelectronics Inc Driver apparatus for a flat-type lamp and driving method for the same
KR100481214B1 (ko) * 2002-02-09 2005-04-08 엘지.필립스 엘시디 주식회사 방전관 램프의 구동장치 및 구동방법과 이를 이용한액정표시장치
US6667585B2 (en) * 2002-02-20 2003-12-23 Northrop Grumman Corporation Fluorescent lamp brightness control process by ballast frequency adjustment
US6853153B2 (en) * 2002-02-26 2005-02-08 Analog Microelectronics, Inc. System and method for powering cold cathode fluorescent lighting
US6639367B2 (en) 2002-02-27 2003-10-28 Texas Instruments Incorporated Control circuit employing preconditioned feedback amplifier for initializing VCO operating frequency
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KR100767187B1 (ko) * 2002-10-31 2007-10-15 엘지전자 주식회사 휴대용 컴퓨터에서의 액정 표시기 밝기 레벨 조절방법
WO2004043118A1 (en) * 2002-11-04 2004-05-21 Koninklijke Philips Electronics N.V. Igniting pulse booster circuit
US6864644B2 (en) * 2002-11-14 2005-03-08 Fyre Storm, Inc. Method of tuning a circuit for energizing a cold cathode fluorescent lamp
JP2004170996A (ja) * 2002-11-20 2004-06-17 Keiho Kagi Yugenkoshi 多光源駆動装置、液晶表示装置及びその駆動方法
US6690121B1 (en) 2002-11-20 2004-02-10 Visteon Global Technologies, Inc. High precision luminance control for PWM-driven lamp
US6979959B2 (en) 2002-12-13 2005-12-27 Microsemi Corporation Apparatus and method for striking a fluorescent lamp
DE10259088B4 (de) * 2002-12-17 2007-01-25 Infineon Technologies Ag Resonanzkonverter mit Spannungsregelung und Verfahren zum Treiben von veränderlichen Lasten
EP1628388A1 (de) * 2003-05-29 2006-02-22 Tamura Corporation Piezoelektrisches übertrageranstellverfahren und ansteuerschaltung
US6911786B2 (en) * 2003-07-16 2005-06-28 Analog Microelectronics, Inc. CCFL circuit with independent adjustment of frequency and duty cycle
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US7183727B2 (en) 2003-09-23 2007-02-27 Microsemi Corporation Optical and temperature feedbacks to control display brightness
JP4371765B2 (ja) * 2003-10-17 2009-11-25 Ｎｅｃ液晶テクノロジー株式会社 液晶表示装置
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US7755595B2 (en) 2004-06-07 2010-07-13 Microsemi Corporation Dual-slope brightness control for transflective displays
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JP5731923B2 (ja) 2010-08-04 2015-06-10 株式会社半導体エネルギー研究所 インバータ回路、電力変換回路、及び電気推進車両
KR20130074069A (ko) * 2011-12-26 2013-07-04 삼성전기주식회사 발광 다이오드 구동 장치
US9238249B2 (en) * 2012-08-21 2016-01-19 Texas Instruments Incorporated Ultrasound transmitter
TWI556271B (zh) * 2014-08-13 2016-11-01 佳世達科技股份有限公司 變壓器及其控制方法
TWI584570B (zh) * 2016-05-27 2017-05-21 盛群半導體股份有限公司 壓電元件的驅動電路及其方法
TWI712741B (zh) * 2017-08-21 2020-12-11 研能科技股份有限公司 共振式壓電氣體泵浦之節能控制方法
TWI691650B (zh) 2018-11-13 2020-04-21 研能科技股份有限公司 微型壓電泵模組
TWI692192B (zh) * 2019-05-29 2020-04-21 宏碁股份有限公司 可設計關機點之電源供應電路
DE102019209882A1 (de) * 2019-07-04 2021-01-07 BSH Hausgeräte GmbH Ozonwandlervorrichtung für ein Haushaltsgerät, Haushaltsgerät sowie Verfahren
CN110649803A (zh) * 2019-09-30 2020-01-03 合肥大展智能科技有限公司 一种低损耗宽幅可控分压电路

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Also Published As

Publication number Publication date
DE69704082T2 (de) 2001-09-13
KR100322513B1 (ko) 2002-02-07
KR20000035896A (ko) 2000-06-26
EP0922324B1 (de) 2001-02-14
US6239558B1 (en) 2001-05-29
CN1235708A (zh) 1999-11-17
DE69704082D1 (de) 2001-03-22
HK1031279A1 (en) 2001-06-08
TW349278B (en) 1999-01-01
CN1175554C (zh) 2004-11-10
EP0922324A1 (de) 1999-06-16
WO1998009369A1 (en) 1998-03-05

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