JP2014220200A - 照明装置及びその制御方法 - Google Patents

照明装置及びその制御方法 Download PDF

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Publication number
JP2014220200A
JP2014220200A JP2013100516A JP2013100516A JP2014220200A JP 2014220200 A JP2014220200 A JP 2014220200A JP 2013100516 A JP2013100516 A JP 2013100516A JP 2013100516 A JP2013100516 A JP 2013100516A JP 2014220200 A JP2014220200 A JP 2014220200A
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JP
Japan
Prior art keywords
current
amount
light source
voltage drop
light sources
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Pending
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JP2013100516A
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English (en)
Japanese (ja)
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JP2014220200A5 (enrdf_load_stackoverflow
Inventor
易広 松浦
Yasuhiro Matsuura
易広 松浦
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2013100516A priority Critical patent/JP2014220200A/ja
Publication of JP2014220200A publication Critical patent/JP2014220200A/ja
Publication of JP2014220200A5 publication Critical patent/JP2014220200A5/ja
Pending legal-status Critical Current

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    • 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
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

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  • Liquid Crystal (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Led Devices (AREA)
JP2013100516A 2013-05-10 2013-05-10 照明装置及びその制御方法 Pending JP2014220200A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2013100516A JP2014220200A (ja) 2013-05-10 2013-05-10 照明装置及びその制御方法

Applications Claiming Priority (1)

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JP2013100516A JP2014220200A (ja) 2013-05-10 2013-05-10 照明装置及びその制御方法

Publications (2)

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JP2014220200A true JP2014220200A (ja) 2014-11-20
JP2014220200A5 JP2014220200A5 (enrdf_load_stackoverflow) 2016-06-16

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ID=51938458

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JP2013100516A Pending JP2014220200A (ja) 2013-05-10 2013-05-10 照明装置及びその制御方法

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JP (1) JP2014220200A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105307353A (zh) * 2015-11-24 2016-02-03 成都芯源系统有限公司 Led驱动器及其故障保护电路和故障保护方法
CN106524081A (zh) * 2016-11-16 2017-03-22 南京东晖光电有限公司 一种led矩阵照明驱动与控制系统
WO2017094555A1 (ja) * 2015-11-30 2017-06-08 シャープ株式会社 Ｌｅｄバックライトの検査方法
WO2019033853A1 (zh) * 2017-08-18 2019-02-21 京东方科技集团股份有限公司 调节背光源的方法及装置
JP2019220182A (ja) * 2018-06-19 2019-12-26 パワー・インテグレーションズ・インコーポレーテッド 電流一致をともなう電力コンバーター
CN113556848A (zh) * 2020-04-24 2021-10-26 中强光电股份有限公司 发光装置以及光产生方法
EP4005348B1 (en) 2019-07-24 2023-05-31 eldoLAB Holding B.V. Smart starting up method by an led driver
CN117831455A (zh) * 2023-12-15 2024-04-05 北京显芯科技有限公司 一种发光基板的驱动方法、发光基板及显示装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009157189A (ja) * 2007-12-27 2009-07-16 Sony Corp 光源システム、光源制御装置、光源装置および画像表示方法
JP2010161264A (ja) * 2009-01-09 2010-07-22 Renesas Technology Corp Ｌｅｄ駆動回路および半導体素子ならびに画像表示装置
JP2010287601A (ja) * 2009-06-09 2010-12-24 Panasonic Corp 発光素子駆動装置
JP2011243788A (ja) * 2010-05-19 2011-12-01 Sony Corp 発光素子駆動装置および表示装置
JP2013089777A (ja) * 2011-10-18 2013-05-13 Sharp Corp 発光素子駆動装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009157189A (ja) * 2007-12-27 2009-07-16 Sony Corp 光源システム、光源制御装置、光源装置および画像表示方法
JP2010161264A (ja) * 2009-01-09 2010-07-22 Renesas Technology Corp Ｌｅｄ駆動回路および半導体素子ならびに画像表示装置
JP2010287601A (ja) * 2009-06-09 2010-12-24 Panasonic Corp 発光素子駆動装置
JP2011243788A (ja) * 2010-05-19 2011-12-01 Sony Corp 発光素子駆動装置および表示装置
JP2013089777A (ja) * 2011-10-18 2013-05-13 Sharp Corp 発光素子駆動装置

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105307353A (zh) * 2015-11-24 2016-02-03 成都芯源系统有限公司 Led驱动器及其故障保护电路和故障保护方法
CN105307353B (zh) * 2015-11-24 2018-06-22 成都芯源系统有限公司 Led驱动器及其故障保护电路和故障保护方法
WO2017094555A1 (ja) * 2015-11-30 2017-06-08 シャープ株式会社 Ｌｅｄバックライトの検査方法
CN106524081A (zh) * 2016-11-16 2017-03-22 南京东晖光电有限公司 一种led矩阵照明驱动与控制系统
WO2019033853A1 (zh) * 2017-08-18 2019-02-21 京东方科技集团股份有限公司 调节背光源的方法及装置
US10789896B2 (en) 2017-08-18 2020-09-29 Beijing Boe Special Display Technology Co., Ltd. Method and device for adjusting a backlight
CN110619853A (zh) * 2018-06-19 2019-12-27 电力集成公司 具有电流匹配的功率转换器
JP2019220182A (ja) * 2018-06-19 2019-12-26 パワー・インテグレーションズ・インコーポレーテッド 電流一致をともなう電力コンバーター
CN110619853B (zh) * 2018-06-19 2024-01-05 电力集成公司 具有电流匹配的功率转换器
JP7455458B2 (ja) 2018-06-19 2024-03-26 パワー・インテグレーションズ・インコーポレーテッド 電流一致をともなう電力コンバーター
EP4005348B1 (en) 2019-07-24 2023-05-31 eldoLAB Holding B.V. Smart starting up method by an led driver
CN113556848A (zh) * 2020-04-24 2021-10-26 中强光电股份有限公司 发光装置以及光产生方法
CN117831455A (zh) * 2023-12-15 2024-04-05 北京显芯科技有限公司 一种发光基板的驱动方法、发光基板及显示装置

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