CN104427724B - 驱动装置、发光装置、投影装置以及控制方法 - Google Patents

驱动装置、发光装置、投影装置以及控制方法 Download PDF

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Publication number
CN104427724B
CN104427724B CN201410432629.3A CN201410432629A CN104427724B CN 104427724 B CN104427724 B CN 104427724B CN 201410432629 A CN201410432629 A CN 201410432629A CN 104427724 B CN104427724 B CN 104427724B
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China
Prior art keywords
switch element
power circuit
current value
output
period
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CN201410432629.3A
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English (en)
Chinese (zh)
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CN104427724A (zh
Inventor
滨中秀雄
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Casio Computer Co Ltd
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Casio Computer Co Ltd
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Publication of CN104427724A publication Critical patent/CN104427724A/zh
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Classifications

    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
    • H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
    • H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • 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
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
    • 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
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CN201410432629.3A 2013-08-30 2014-08-28 驱动装置、发光装置、投影装置以及控制方法 Active CN104427724B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-178916 2013-08-30
JP2013178916A JP6421407B2 (ja) 2013-08-30 2013-08-30 駆動装置、発光装置、投影装置及び制御方法

Publications (2)

Publication Number Publication Date
CN104427724A CN104427724A (zh) 2015-03-18
CN104427724B true CN104427724B (zh) 2017-04-12

Family

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Family Applications (1)

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CN201410432629.3A Active CN104427724B (zh) 2013-08-30 2014-08-28 驱动装置、发光装置、投影装置以及控制方法

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Country Link
US (1) US9270175B2 (https=)
JP (1) JP6421407B2 (https=)
CN (1) CN104427724B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9788375B2 (en) 2013-11-28 2017-10-10 Panasonic Intellectual Property Management Co., Ltd. Lighting device and illumination apparatus using same
JP6233701B2 (ja) * 2013-11-28 2017-11-22 パナソニックＩｐマネジメント株式会社 点灯装置および照明器具
KR101734094B1 (ko) * 2015-03-09 2017-05-11 국립암센터 증강현실영상 투영 시스템
CN105892213B (zh) * 2016-06-30 2017-08-25 海信集团有限公司 一种双色激光光源驱动控制电路
JP7189598B2 (ja) * 2018-09-04 2022-12-14 トキコーポレーション株式会社 照明装置
DE102020114075A1 (de) * 2020-05-26 2021-12-02 Marelli Automotive Lighting Reutlingen (Germany) GmbH Steuerschaltung und Verfahren zum Steuern mehrerer parallel zueinander geschalteter LED-Anordnungen und Beleuchtungseinrichtung für ein Kraftfahrzeug mit einer solchen Steuerschaltung
CN114157142A (zh) * 2021-12-06 2022-03-08 未来穿戴技术股份有限公司 用于按摩器的电源装置、电压控制方法及按摩器
CN119148450A (zh) * 2023-06-08 2024-12-17 中强光电股份有限公司 投影装置及投影装置的驱动方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006210848A (ja) * 2005-01-31 2006-08-10 Toyota Industries Corp 発光装置及び有機エレクトロルミネッセンス素子の駆動方法
CN101000456A (zh) * 2006-01-13 2007-07-18 优志旺电机株式会社 放电灯点灯装置和投影机
CN101059932A (zh) * 2006-04-17 2007-10-24 三星Sdi株式会社 像素、有机发光显示设备及其驱动方法
JP2008234842A (ja) * 2007-03-16 2008-10-02 Seiko Epson Corp 光源装置及びプロジェクタ
CN102186291A (zh) * 2011-04-18 2011-09-14 台达能源技术（上海）有限公司 驱动电路结构
CN102346364A (zh) * 2010-07-29 2012-02-08 精工爱普生株式会社 投影机
JP2012038781A (ja) * 2010-08-03 2012-02-23 Nikon Corp 発光素子駆動回路、表示装置
CN103068103A (zh) * 2011-10-18 2013-04-24 三星电子株式会社 电源装置和驱动装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4595869B2 (ja) 2006-03-31 2010-12-08 カシオ計算機株式会社 発光素子の駆動装置、発光素子の駆動方法及びプロジェクタ
JP5406574B2 (ja) 2008-12-17 2014-02-05 ソニーモバイルコミュニケーションズ株式会社 電源装置および電子機器
CN102725685A (zh) * 2010-02-01 2012-10-10 松下电器产业株式会社 发光元件驱动装置及便携式设备
JP5829067B2 (ja) * 2011-07-11 2015-12-09 ローム株式会社 Ｌｅｄ駆動装置、照明装置、液晶表示装置
JP5783460B2 (ja) * 2011-10-25 2015-09-24 岩崎電気株式会社 センサ付きｌｅｄ電源装置
JP2015050787A (ja) * 2013-08-30 2015-03-16 カシオ計算機株式会社 駆動装置、発光装置、投影装置、制御方法及び記憶媒体

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006210848A (ja) * 2005-01-31 2006-08-10 Toyota Industries Corp 発光装置及び有機エレクトロルミネッセンス素子の駆動方法
CN101000456A (zh) * 2006-01-13 2007-07-18 优志旺电机株式会社 放电灯点灯装置和投影机
CN101059932A (zh) * 2006-04-17 2007-10-24 三星Sdi株式会社 像素、有机发光显示设备及其驱动方法
JP2008234842A (ja) * 2007-03-16 2008-10-02 Seiko Epson Corp 光源装置及びプロジェクタ
CN102346364A (zh) * 2010-07-29 2012-02-08 精工爱普生株式会社 投影机
JP2012038781A (ja) * 2010-08-03 2012-02-23 Nikon Corp 発光素子駆動回路、表示装置
CN102186291A (zh) * 2011-04-18 2011-09-14 台达能源技术（上海）有限公司 驱动电路结构
CN103068103A (zh) * 2011-10-18 2013-04-24 三星电子株式会社 电源装置和驱动装置

Also Published As

Publication number Publication date
JP6421407B2 (ja) 2018-11-14
JP2015050785A (ja) 2015-03-16
US20150061527A1 (en) 2015-03-05
US9270175B2 (en) 2016-02-23
CN104427724A (zh) 2015-03-18

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