GB201304407D0 - LED dimming control - Google Patents

LED dimming control

Info

Publication number
GB201304407D0
GB201304407D0 GBGB1304407.8A GB201304407A GB201304407D0 GB 201304407 D0 GB201304407 D0 GB 201304407D0 GB 201304407 A GB201304407 A GB 201304407A GB 201304407 D0 GB201304407 D0 GB 201304407D0
Authority
GB
United Kingdom
Prior art keywords
dimming control
led dimming
led
control
dimming
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.)
Granted
Application number
GBGB1304407.8A
Other versions
GB2497043B (en
GB2497043A (en
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.)
Filing date
Publication date
Application filed by Tridonic UK Ltd filed Critical Tridonic UK Ltd
Publication of GB201304407D0 publication Critical patent/GB201304407D0/en
Publication of GB2497043A publication Critical patent/GB2497043A/en
Application granted granted Critical
Publication of GB2497043B publication Critical patent/GB2497043B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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]
    • H05B45/10—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
    • 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 true GB201304407D0 (en) 2013-04-24
GB2497043A GB2497043A (en) 2013-05-29
GB2497043B 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

Family Cites Families (4)

* 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
EP1752022A1 (en) * 2004-05-19 2007-02-14 Polybrite International, Inc. Dimming circuit for led lighting device with means for holding triac in conduction
GB0617393D0 (en) * 2006-09-04 2006-10-11 Lutron Electronics Co Variable load circuits for use with lighting control devices
GB0811713D0 (en) * 2008-04-04 2008-07-30 Lemnis Lighting Patent Holding Dimmer triggering circuit, dimmer system and dimmable device

Also Published As

Publication number Publication date
WO2012016716A1 (en) 2012-02-09
GB2497043B (en) 2015-03-18
GB2497043A (en) 2013-05-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230808