GB2497043B - LED dimming control - Google Patents

LED dimming control

Info

Publication number: GB2497043B
Authority: GB; United Kingdom
Prior art keywords: dimming control; led dimming; led; control; dimming
Prior art date: 2010-08-06
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.): Expired - Fee Related

Application number

GB1304407.8A

Other versions

GB2497043A (en

GB201304407D0 (en

Inventor

Ian Wilson

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.)

Tridonic UK Ltd

Original Assignee

Tridonic UK 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.)

2010-08-06

Filing date

2011-08-08

Publication date

2015-03-18

2011-08-08 Application filed by Tridonic UK Ltd filed Critical Tridonic UK Ltd

2013-04-24 Publication of GB201304407D0 publication Critical patent/GB201304407D0/en

2013-05-29 Publication of GB2497043A publication Critical patent/GB2497043A/en

2015-03-18 Application granted granted Critical

2015-03-18 Publication of GB2497043B publication Critical patent/GB2497043B/en

Status Expired - Fee Related legal-status Critical Current

2031-08-08 Anticipated expiration legal-status Critical

Classifications

- 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]
- H05B45/10—Controlling the intensity of the light
- 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
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/041—Controlling the light-intensity of the source
- H05B39/044—Controlling the light-intensity of the source continuously
- 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
- 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]
- H05B45/385—Switched mode power supply [SMPS] using flyback topology
- 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

GB1304407.8A 2010-08-06 2011-08-08 LED dimming control Expired - Fee Related GB2497043B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AT4962010		2010-08-06
PCT/EP2011/003965 WO2012016716A1 (en)	2010-08-06	2011-08-08	Led dimming control

Publications (3)

Publication Number	Publication Date
GB201304407D0 GB201304407D0 (en)	2013-04-24
GB2497043A GB2497043A (en)	2013-05-29
GB2497043B true GB2497043B (en)	2015-03-18

Family

ID=45558951

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB1304407.8A Expired - Fee Related GB2497043B (en)	2010-08-06	2011-08-08	LED dimming control

Country Status (2)

Country	Link
GB (1)	GB2497043B (en)
WO (1)	WO2012016716A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP6048725B2 (en) *	2012-07-27	2016-12-21	東芝ライテック株式会社	Detection circuit
CN107071986B (en) *	2017-05-31	2019-02-01	惠州市西顿工业发展有限公司	A kind of light adjusting circuit of LED lamp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2005115058A1 (en) *	2004-05-19	2005-12-01	Goeken Group Corp.	Dimming circuit for led lighting device with means for holding triac in conduction
WO2008029108A1 (en) *	2006-09-04	2008-03-13	Lutron Electronics Co., Inc.	Variable load circuits for use with lighting control devices
US20090251059A1 (en) *	2008-04-04	2009-10-08	Lemnis Lighting Patent Holding B.V.	Dimmer triggering circuit, dimmer system and dimmable device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6016038A (en)	1997-08-26	2000-01-18	Color Kinetics, Inc.	Multicolored LED lighting method and apparatus

2011
- 2011-08-08 GB GB1304407.8A patent/GB2497043B/en not_active Expired - Fee Related
- 2011-08-08 WO PCT/EP2011/003965 patent/WO2012016716A1/en active Application Filing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2005115058A1 (en) *	2004-05-19	2005-12-01	Goeken Group Corp.	Dimming circuit for led lighting device with means for holding triac in conduction
WO2008029108A1 (en) *	2006-09-04	2008-03-13	Lutron Electronics Co., Inc.	Variable load circuits for use with lighting control devices
US20090251059A1 (en) *	2008-04-04	2009-10-08	Lemnis Lighting Patent Holding B.V.	Dimmer triggering circuit, dimmer system and dimmable device

Also Published As

Publication number	Publication date
GB2497043A (en)	2013-05-29
WO2012016716A1 (en)	2012-02-09
GB201304407D0 (en)	2013-04-24

Publication	Publication Date	Title
EP2539633A4 (en)	2014-04-09	Led lighting element
EP2712278A4 (en)	2015-02-18	Led lamp control circuit
TWM386430U (en)	2010-08-11	Led lamp
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EP2624045A4 (en)	2014-03-19	Light control element
GB2464581B (en)	2012-03-28	Lighting control system
ZA201209127B (en)	2015-06-24	Led lighting devices
EP2730839A4 (en)	2015-08-26	Led lighting
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HRP20130517T1 (en)	2013-07-31	Led lamp assembly
EP2644978A4 (en)	2015-07-01	Led lighting apparatus
TWM401727U (en)	2011-04-11	LED bulb
GB2477196B (en)	2014-11-12	Dual control luminaire
GB201014537D0 (en)	2010-10-13	Lighting change
PL390773A1 (en)	2011-09-26	LED illuminator
GB2497043B (en)	2015-03-18	LED dimming control
GB2483146B (en)	2012-11-28	An led lamp
GB2475125B (en)	2011-09-28	Lighting unit
HK1147165A2 (en)	2011-07-29	Low-voltgae led unit
TWM391187U (en)	2010-10-21	Chip-on-board LED structure
GB201005784D0 (en)	2010-05-26	Lighting controller
TWM389825U (en)	2010-10-01	LED lamp

Legal Events

Date	Code	Title	Description
2024-04-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20230808