GB2498836B - LED power supply circuit - Google Patents

LED power supply circuit

Info

Publication number
GB2498836B
GB2498836B GB1221595.0A GB201221595A GB2498836B GB 2498836 B GB2498836 B GB 2498836B GB 201221595 A GB201221595 A GB 201221595A GB 2498836 B GB2498836 B GB 2498836B
Authority
GB
United Kingdom
Prior art keywords
power supply
supply circuit
led power
led
circuit
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.)
Expired - Fee Related
Application number
GB1221595.0A
Other versions
GB2498836A (en
Inventor
Michael Trundle Robert
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2498836A publication Critical patent/GB2498836A/en
Application granted granted Critical
Publication of GB2498836B publication Critical patent/GB2498836B/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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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
    • H05B45/395—Linear regulators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D2011/0038—Illumination systems for cabins as a whole
    • 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
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
GB1221595.0A 2012-01-30 2012-11-30 LED power supply circuit Expired - Fee Related GB2498836B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1201689.5A GB201201689D0 (en) 2012-01-30 2012-01-30 Ultra clean off line led driver

Publications (2)

Publication Number Publication Date
GB2498836A GB2498836A (en) 2013-07-31
GB2498836B true GB2498836B (en) 2016-08-10

Family

ID=45876427

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1201689.5A Ceased GB201201689D0 (en) 2012-01-30 2012-01-30 Ultra clean off line led driver
GB1221595.0A Expired - Fee Related GB2498836B (en) 2012-01-30 2012-11-30 LED power supply circuit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1201689.5A Ceased GB201201689D0 (en) 2012-01-30 2012-01-30 Ultra clean off line led driver

Country Status (1)

Country Link
GB (2) GB201201689D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2516696B (en) * 2013-07-30 2016-09-28 Michael Trundle Robert Low Noise and Continuous Emission LED Power Supply Circuit
US9572219B1 (en) 2015-09-14 2017-02-14 Hamilton Sundstrand Corporation Hue and dimming control circuits for lamps or LED arrays

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7081722B1 (en) * 2005-02-04 2006-07-25 Kimlong Huynh Light emitting diode multiphase driver circuit and method
US20100308738A1 (en) * 2009-06-04 2010-12-09 Exclara Inc. Apparatus, Method and System for Providing AC Line Power to Lighting Devices
WO2011094166A1 (en) * 2010-01-26 2011-08-04 Once Innovations, Inc. Modular architecture for sealed led light engines
US20110199003A1 (en) * 2009-07-14 2011-08-18 Nichia Corporation Light-emitting diode driving apparatus and light-emitting diode lighting controlling method
US20110227484A1 (en) * 2010-03-19 2011-09-22 Active-Semi, Inc AC LED lamp involving an LED string having separately shortable sections
US20110273102A1 (en) * 2010-05-07 2011-11-10 Van De Ven Antony P Ac driven solid state lighting apparatus with led string including switched segments
US20110273103A1 (en) * 2010-05-06 2011-11-10 Tli Inc. Led lamp with adjustable illumination intensity based on ac voltage amplitude
EP2400819A2 (en) * 2009-02-17 2011-12-28 Luminature Co., Ltd. Power-saving led lighting apparatus
US20120001558A1 (en) * 2010-07-02 2012-01-05 3M Innovative Properties Company Transistor ladder network for driving a light emitting diode series string
WO2012034102A1 (en) * 2010-09-10 2012-03-15 Osram Sylvania Inc. Directly driven high efficiency led circuit

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7081722B1 (en) * 2005-02-04 2006-07-25 Kimlong Huynh Light emitting diode multiphase driver circuit and method
EP2400819A2 (en) * 2009-02-17 2011-12-28 Luminature Co., Ltd. Power-saving led lighting apparatus
US20100308738A1 (en) * 2009-06-04 2010-12-09 Exclara Inc. Apparatus, Method and System for Providing AC Line Power to Lighting Devices
US20110199003A1 (en) * 2009-07-14 2011-08-18 Nichia Corporation Light-emitting diode driving apparatus and light-emitting diode lighting controlling method
WO2011094166A1 (en) * 2010-01-26 2011-08-04 Once Innovations, Inc. Modular architecture for sealed led light engines
US20110227484A1 (en) * 2010-03-19 2011-09-22 Active-Semi, Inc AC LED lamp involving an LED string having separately shortable sections
US20110273103A1 (en) * 2010-05-06 2011-11-10 Tli Inc. Led lamp with adjustable illumination intensity based on ac voltage amplitude
US20110273102A1 (en) * 2010-05-07 2011-11-10 Van De Ven Antony P Ac driven solid state lighting apparatus with led string including switched segments
US20120001558A1 (en) * 2010-07-02 2012-01-05 3M Innovative Properties Company Transistor ladder network for driving a light emitting diode series string
WO2012034102A1 (en) * 2010-09-10 2012-03-15 Osram Sylvania Inc. Directly driven high efficiency led circuit

Also Published As

Publication number Publication date
GB2498836A (en) 2013-07-31
GB201201689D0 (en) 2012-03-14

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Legal Events

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

Effective date: 20211130