against internal abnormal circuit conditions

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CPC
H05B41/2986

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HELECTRICITY H05Electric techniques H05BELECTRIC HEATING ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps

Current Industry

H05B41/2986against internal abnormal circuit conditions

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Rejecting noise transients while turning off a fluorescent lamp usi...
- Patent number 9,247,628
- Issue date Jan 26, 2016
- ZiLOG, Inc.
- Kamlapati Khalsa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Latching circuit for ballast
- Patent number 8,729,817
- Issue date May 20, 2014
- Osram Sylvania Inc.
- Ashwani Guleria
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rejecting noise transients while turning off a fluorescent lamp usi...
- Patent number 8,541,960
- Issue date Sep 24, 2013
- ZiLOG, Inc.
- Kamlapati Khalsa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control system for fluorescent light fixture
- Patent number 8,531,107
- Issue date Sep 10, 2013
- Marvell World Trade Ltd.
- Sehat Sutardja
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for detection of non-zero-voltage switching operation of a b...
- Patent number 8,378,590
- Issue date Feb 19, 2013
- Infineon Technologies AG
- Martin Feldtkeller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control of a resonant switching system with monitoring of the worki...
- Patent number 8,212,591
- Issue date Jul 3, 2012
- STMicroelectronics S.r.l.
- Albino Pidutti
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control system for fluorescent light fixture
- Patent number 8,120,286
- Issue date Feb 21, 2012
- Marvell World Trade Ltd.
- Sehat Sutardja
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for assuring compliance with high efficiency l...
- Patent number 8,106,598
- Issue date Jan 31, 2012
- James P. Yates
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for detection of non-zero-voltage switching operation of a b...
- Patent number 8,022,637
- Issue date Sep 20, 2011
- Infineon Technologies AG
- Martin Feldtkeller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PFC and ballast control IC
- Patent number 7,977,893
- Issue date Jul 12, 2011
- International Rectifier Corporation
- Thomas J. Ribarich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thermal protection for lamp ballasts
- Patent number 7,940,015
- Issue date May 10, 2011
- Lutron Electronics Co., Inc.
- Venkatesh Chitta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit having EMI and current leakage to ground control circuit
- Patent number 7,919,927
- Issue date Apr 5, 2011
- Mihail S. Moisin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thermal foldback for a lamp control device
- Patent number 7,911,156
- Issue date Mar 22, 2011
- Lutron Electronics Co., Inc.
- David E. Cottongim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dimmable control circuit
- Patent number 7,764,027
- Issue date Jul 27, 2010
- Ching Chuan Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dimmable, high power factor ballast for gas discharge lamps
- Patent number 7,750,580
- Issue date Jul 6, 2010
- U Lighting Group Co Ltd China
- Ning Lu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thermal protection for lamp ballasts
- Patent number 7,675,250
- Issue date Mar 9, 2010
- Lutron Electronics Co., Inc.
- Venkatesh Chitta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit having EMI and current leakage to ground control circuit
- Patent number 7,642,728
- Issue date Jan 5, 2010
- Mihail S. Moisin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for detection of non-zero-voltage switching operation of a b...
- Patent number 7,560,873
- Issue date Jul 14, 2009
- Infineon Technologies AG
- Martin Feldtkeller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control system for fluorescent light fixture
- Patent number 7,560,866
- Issue date Jul 14, 2009
- Marvell World Trade Ltd.
- Sehat Sutardja
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thermal protection for lamp ballasts
- Patent number 7,436,131
- Issue date Oct 14, 2008
- Lutron Electronics Co., Inc.
- David E. Cottingim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast integrated circuit (IC)
- Patent number 7,323,825
- Issue date Jan 29, 2008
- Fairchild Korea Semiconductor, Ltd.
- Jong-Tae Hwang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit arrangement for operating at least one first and one second...
- Patent number 7,301,292
- Issue date Nov 27, 2007
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Harald Schmitt
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PFC and ballast control IC
- Patent number 7,298,099
- Issue date Nov 20, 2007
- International Rectifier Corporation
- Thomas J. Ribarich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast with output ground-fault protection
- Patent number 7,187,137
- Issue date Mar 6, 2007
- Osram Sylvania, Inc.
- Naveen Yadlapalli
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent-lamp driving apparatus adopting high-frequency inverter...
- Patent number 7,042,168
- Issue date May 9, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroki Kitagawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thermal protection for lamp ballasts
- Patent number 6,982,528
- Issue date Jan 3, 2006
- Lutron Electronics Co., Inc.
- David E. Cottongim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp operating circuit having a circuit for detecting the...
- Patent number 6,707,262
- Issue date Mar 16, 2004
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Olaf Busse
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit for detecting near or below resonance operation of a fluore...
- Patent number 6,331,755
- Issue date Dec 18, 2001
- International Rectifier Corporation
- Thomas J. Ribarich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High frequency electronic ballast for multiple lamp independent ope...
- Patent number 6,326,740
- Issue date Dec 4, 2001
- Philips Electronics North America Corporation
- Chin Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Self-ballasted fluorescent lamp and lighting fixture
- Patent number 6,252,357
- Issue date Jun 26, 2001
- Toshiba Lighting & Technology Corporation
- Toshiya Tanaka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LATCHING CIRCUIT FOR BALLAST
- Publication number 20140111089
- Publication date Apr 24, 2014
- Osram Sylvania Inc.
- Ashwani Guleria
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Rejecting Noise Transients While Turning Off a Fluorescent Lamp Usi...
- Publication number 20130320876
- Publication date Dec 5, 2013
- Zilog, Inc.
- Kamlapati Khalsa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONTROL SYSTEM FOR FLUORESCENT LIGHT FIXTURE
- Publication number 20120146551
- Publication date Jun 14, 2012
- Sehat Sutardja
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method for Detection of Non-Zero-Voltage Switching Operation of a B...
- Publication number 20120062137
- Publication date Mar 15, 2012
- INFINEON TECHNOLOGIES AG
- Martin Feldtkeller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DIMMABLE COMPACT FLUORESCENT LIGHTING DEVICE
- Publication number 20120019147
- Publication date Jan 26, 2012
- Leo Zhang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
CONTROL OF A RESONANT SWITCHING SYSTEM WITH MONITORING OF THE WORKI...
- Publication number 20120001662
- Publication date Jan 5, 2012
- STMicroelectronics S.r.l.
- Albino Pidutti
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Rejecting noise transients while turning off a fluorescent lamp usi...
- Publication number 20110291581
- Publication date Dec 1, 2011
- ZiLOG, Inc.
- Kamlapati Khalsa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONTROL OF A RESONANT SWITCHING SYSTEM WITH MONITORING OF THE WORKI...
- Publication number 20100188134
- Publication date Jul 29, 2010
- STMicroelectronics S.r.l.
- Albino Pidutti
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Thermal Protection For Lamp Ballasts
- Publication number 20100171435
- Publication date Jul 8, 2010
- Venkatesh Chitta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONTROL SYSTEM FOR FLUORESCENT LIGHT FIXTURE
- Publication number 20090273305
- Publication date Nov 5, 2009
- Sehat Sutardja
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DIMMABLE CONTROL CIRCUIT
- Publication number 20090267532
- Publication date Oct 29, 2009
- Ching Chuan LEE
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method for detection of non-zero-voltage switching operation of a b...
- Publication number 20090256487
- Publication date Oct 15, 2009
- INFINEON TECHNOLOGIES AG
- Martin Feldtkeller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHODS AND APPARATUS FOR A HIGH POWER FACTOR BALLAST HAVING HIGH E...
- Publication number 20090200953
- Publication date Aug 13, 2009
- Ray James King
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CIRCUIT HAVING EMI AND CURRENT LEAKAGE TO GROUND CONTROL CIRCUIT
- Publication number 20090058196
- Publication date Mar 5, 2009
- Mihail S. Moisin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Thermal Foldback For A Lamp Control Device
- Publication number 20090033248
- Publication date Feb 5, 2009
- David E. Cottongim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DIMMABLE, HIGH POWER FACTOR BALLAST FOR GAS DISCHARGE LAMPS
- Publication number 20080084168
- Publication date Apr 10, 2008
- U LIGHTING GROUP CO LTD CHINA
- Ning Lu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
PFC AND BALLAST CONTROL IC
- Publication number 20080054824
- Publication date Mar 6, 2008
- International Rectifier Corp.
- Thomas J. Ribarich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ballast integrated circuit (IC)
- Publication number 20070145907
- Publication date Jun 28, 2007
- Jong-Tae Hwang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Thermal protection for lamp ballasts
- Publication number 20060255751
- Publication date Nov 16, 2006
- Lutron Electronics Co., Inc.
- Venkatesh Chitta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Control system for fluorescent light fixture
- Publication number 20060238145
- Publication date Oct 26, 2006
- Marvell World Trade Ltd.
- Sehat Sutardja
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Circuit arrangement for operating at least one first and one second...
- Publication number 20060214602
- Publication date Sep 28, 2006
- Harald Schmitt
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method for detection of non-zero-voltage switching operation of a b...
- Publication number 20060034123
- Publication date Feb 16, 2006
- Infineon Technologies AG
- Martin Feldtkeller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Thermal protection for lamp ballasts
- Publication number 20050280377
- Publication date Dec 22, 2005
- Lutron Electronics Co., Inc.
- David E. cottongim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Circuit having EMI and current leakage to ground control circuit
- Publication number 20050237008
- Publication date Oct 27, 2005
- Mihail S. Moisin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
PFC and ballast control IC
- Publication number 20050225265
- Publication date Oct 13, 2005
- International Rectifier Corporation
- Thomas J. Ribarich
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ballast with output ground-fault protection
- Publication number 20050218830
- Publication date Oct 6, 2005
- Naveen Yadlapalli
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
THERMAL PROTECTION FOR LAMP BALLASTS
- Publication number 20050099142
- Publication date May 12, 2005
- David E. Cottongim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Fluorescent-lamp driving apparatus adopting high-frequency inverter...
- Publication number 20040245939
- Publication date Dec 9, 2004
- Hiroki Kitagawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp operating circuit having a circuit for detecting the...
- Publication number 20030227264
- Publication date Dec 11, 2003
- PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
- Olaf Busse
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

against internal abnormal circuit conditions

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rejecting noise transients while turning off a fluorescent lamp usi...

Latching circuit for ballast

Rejecting noise transients while turning off a fluorescent lamp usi...

Control system for fluorescent light fixture

Method for detection of non-zero-voltage switching operation of a b...

Control of a resonant switching system with monitoring of the worki...

Control system for fluorescent light fixture

Method and apparatus for assuring compliance with high efficiency l...

Method for detection of non-zero-voltage switching operation of a b...

PFC and ballast control IC

Thermal protection for lamp ballasts

Circuit having EMI and current leakage to ground control circuit

Thermal foldback for a lamp control device

Dimmable control circuit

Dimmable, high power factor ballast for gas discharge lamps

Thermal protection for lamp ballasts

Circuit having EMI and current leakage to ground control circuit

Method for detection of non-zero-voltage switching operation of a b...

Control system for fluorescent light fixture

Thermal protection for lamp ballasts

Ballast integrated circuit (IC)

Circuit arrangement for operating at least one first and one second...

PFC and ballast control IC

Ballast with output ground-fault protection

Fluorescent-lamp driving apparatus adopting high-frequency inverter...

Thermal protection for lamp ballasts

Discharge lamp operating circuit having a circuit for detecting the...

Circuit for detecting near or below resonance operation of a fluore...

High frequency electronic ballast for multiple lamp independent ope...

Self-ballasted fluorescent lamp and lighting fixture

Patents Applicationslast 30 patents

LATCHING CIRCUIT FOR BALLAST

Rejecting Noise Transients While Turning Off a Fluorescent Lamp Usi...

CONTROL SYSTEM FOR FLUORESCENT LIGHT FIXTURE

Method for Detection of Non-Zero-Voltage Switching Operation of a B...

DIMMABLE COMPACT FLUORESCENT LIGHTING DEVICE

CONTROL OF A RESONANT SWITCHING SYSTEM WITH MONITORING OF THE WORKI...

Rejecting noise transients while turning off a fluorescent lamp usi...

CONTROL OF A RESONANT SWITCHING SYSTEM WITH MONITORING OF THE WORKI...

Thermal Protection For Lamp Ballasts

CONTROL SYSTEM FOR FLUORESCENT LIGHT FIXTURE

DIMMABLE CONTROL CIRCUIT

Method for detection of non-zero-voltage switching operation of a b...

METHODS AND APPARATUS FOR A HIGH POWER FACTOR BALLAST HAVING HIGH E...

CIRCUIT HAVING EMI AND CURRENT LEAKAGE TO GROUND CONTROL CIRCUIT

Thermal Foldback For A Lamp Control Device

DIMMABLE, HIGH POWER FACTOR BALLAST FOR GAS DISCHARGE LAMPS

PFC AND BALLAST CONTROL IC

Ballast integrated circuit (IC)

Thermal protection for lamp ballasts

Control system for fluorescent light fixture

Circuit arrangement for operating at least one first and one second...

Method for detection of non-zero-voltage switching operation of a b...

Thermal protection for lamp ballasts

Circuit having EMI and current leakage to ground control circuit

PFC and ballast control IC

Ballast with output ground-fault protection

THERMAL PROTECTION FOR LAMP BALLASTS

Fluorescent-lamp driving apparatus adopting high-frequency inverter...

Discharge lamp operating circuit having a circuit for detecting the...