JP2014220200A5 - - Google Patents

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Publication number
JP2014220200A5
JP2014220200A5 JP2013100516A JP2013100516A JP2014220200A5 JP 2014220200 A5 JP2014220200 A5 JP 2014220200A5 JP 2013100516 A JP2013100516 A JP 2013100516A JP 2013100516 A JP2013100516 A JP 2013100516A JP 2014220200 A5 JP2014220200 A5 JP 2014220200A5
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JP
Japan
Prior art keywords
current
light source
voltage drop
amount
threshold value
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
JP2013100516A
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English (en)
Japanese (ja)
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JP2014220200A (ja
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Publication date
Application filed filed Critical
Priority to JP2013100516A priority Critical patent/JP2014220200A/ja
Priority claimed from JP2013100516A external-priority 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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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)

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

Publications (2)

Publication Number Publication Date
JP2014220200A JP2014220200A (ja) 2014-11-20
JP2014220200A5 true JP2014220200A5 (OSRAM) 2016-06-16

Family

ID=51938458

Family Applications (1)

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

Country Status (1)

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JP (1) JP2014220200A (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN107452344A (zh) * 2017-08-18 2017-12-08 京东方科技集团股份有限公司 一种背光源的调节方法及装置
US10863600B2 (en) * 2018-06-19 2020-12-08 Power Integrations, Inc. Power converter with current matching
NL2023562B1 (en) 2019-07-24 2021-02-10 Eldolab Holding Bv 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
CN117831455B (zh) * 2023-12-15 2024-10-22 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

Family Cites Families (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
JP5601021B2 (ja) * 2010-05-19 2014-10-08 ソニー株式会社 発光素子駆動装置および表示装置
JP5897865B2 (ja) * 2011-10-18 2016-04-06 シャープ株式会社 発光素子駆動装置

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