against abnormal lamp operating conditions

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CPC
H05B41/2855

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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

H05B41/2855against abnormal lamp operating conditions

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Ballast with battery backup
- Patent number 9,954,390
- Issue date Apr 24, 2018
- Fulham Co., Ltd.
- Xiaohong Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
LED backlight driving circuit
- Patent number 9,723,684
- Issue date Aug 1, 2017
- Shenzhen China Star Optoelectronics Technology, Co., Ltd.
- Hua Zhang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light emitting diode driving chip having eight or six pins, driving...
- Patent number 9,693,418
- Issue date Jun 27, 2017
- Wistron Corporation
- Shun-Chang Lin
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method to detect uneven AC load or parallel load removal
- Patent number 9,480,126
- Issue date Oct 25, 2016
- Universal Lighting Technologies, Inc.
- Wei Xiong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Constant voltage dimmable LED driver
- Patent number 9,049,762
- Issue date Jun 2, 2015
- Gang Gary Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lighting apparatus for fluorescent tube and driving method therefor
- Patent number 8,963,429
- Issue date Feb 24, 2015
- Beyond Innovation Technology Co., Ltd.
- Zhen-Chun Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
End of life control for parallel lamp ballast
- Patent number 8,947,020
- Issue date Feb 3, 2015
- Universal Lighting Technologies, Inc.
- Wei Xiong
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
End-of-life detector for gas discharge lamp and the ballast incorpo...
- Patent number 8,946,997
- Issue date Feb 3, 2015
- Delta Electronics (Shanghai) Co., Ltd.
- Yuanyuan Zhong
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
DC/AC inverter substrate having voltage abnormality detector circuit
- Patent number 8,837,094
- Issue date Sep 16, 2014
- NLT Technologies, Ltd.
- Yuuichi Hasegawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Backlight module detecting abnormal lamp tubes and an LCD thereof
- Patent number 8,829,814
- Issue date Sep 9, 2014
- Shenzhen China Star Optoelectronics Technology Co., Ltd.
- Chengming He
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power-applying module, backlight assembly, and display apparatus ha...
- Patent number 8,810,500
- Issue date Aug 19, 2014
- Samsung Display Co., Ltd.
- Dae-Sik Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast and ballast control method and apparatus, for example anti-...
- Patent number 8,796,945
- Issue date Aug 5, 2014
- Fulham Company Limited
- Ning Zhai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Backlight unit, method of operating the same and liquid crystal dis...
- Patent number 8,736,196
- Issue date May 27, 2014
- Samsung Display Co., Ltd.
- Yun-Gun Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast with an arc quenching circuit
- Patent number 8,664,878
- Issue date Mar 4, 2014
- Osram Sylvania Inc.
- Ayan Choudhury
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Backlight module of liquid crystal display device
- Patent number 8,653,735
- Issue date Feb 18, 2014
- AU Optronics Corp.
- Shih-Wen Wei
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for driving backlight of liquid crystal displa...
- Patent number 8,654,067
- Issue date Feb 18, 2014
- LG Display Co., Ltd.
- Tae Wook Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multi-lamp driving system
- Patent number 8,575,852
- Issue date Nov 5, 2013
- Ampower Technology Co., Ltd.
- Chih-Chan Ger
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Constant voltage dimmable LED driver
- Patent number 8,497,637
- Issue date Jul 30, 2013
- Gang Gary Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ultra-high efficiency ballast with end of lamp life protection
- Patent number 8,487,551
- Issue date Jul 16, 2013
- Timothy Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic ballast with pulse detection circuit for lamp end of lif...
- Patent number 8,482,213
- Issue date Jul 9, 2013
- Panasonic Corporation
- Wei Xiong
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Sensor system for constantly monitoring an irradiance level of a UV...
- Patent number 8,455,836
- Issue date Jun 4, 2013
- Roy Stockdale
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic ballast capable of self-protection at natural or prematu...
- Patent number 8,441,211
- Issue date May 14, 2013
- Skynet Electronic Co., Ltd.
- Jim-Hung Liang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multi-lamp driving system
- Patent number 8,436,547
- Issue date May 7, 2013
- Ampower Technology Co., Ltd.
- Chi-Hsien Ho
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lamp end of life (EOL) detection circuit
- Patent number 8,410,713
- Issue date Apr 2, 2013
- Osram Sylvania Inc.
- Nitin Kumar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic ballast and method for operating at least one discharge...
- Patent number 8,410,721
- Issue date Apr 2, 2013
- OSRAM Gesellschaft mit beschraenkter Haftung
- Olaf Busse
- 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
Power control system for LCD monitor
- Patent number 8,373,641
- Issue date Feb 12, 2013
- LG Electronics Inc.
- Sang Ho Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Charge pump electronic ballast for use with low input voltage
- Patent number 8,368,314
- Issue date Feb 5, 2013
- OSRAM Gesellschaft mit beschraenkter Haftung
- Wei Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cold cathode fluorescent lamp driving circuits and associated metho...
- Patent number 8,368,320
- Issue date Feb 5, 2013
- Monolithic Power Systems, Inc.
- Naixing Kuang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Backlight device and method for LCD displays
- Patent number 8,344,993
- Issue date Jan 1, 2013
- Stanley Electric Co., Ltd.
- Masayuki Kanechika
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR ELECTRONIC DEVICE CONTROL IN THE PRESENCE OF...
- Publication number 20160029465
- Publication date Jan 28, 2016
- Koninklijke Philips N.V.
- ARINDAM CHAKRABORTY
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BALLAST AND BALLAST CONTROL METHOD AND APPARATUS, FOR EXAMPLE ANTI-...
- Publication number 20140339996
- Publication date Nov 20, 2014
- FULHAM COMPANY LIMITED
- Ning ZHAI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LAMP DRIVING APPARATUS AND ILLUMINATION EQUIPMENT USING THE SAME
- Publication number 20140175998
- Publication date Jun 26, 2014
- BEYOND INNOVATION TECHNOLOGY CO., LTD.
- Zhen-Chun Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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
FAULT CONDITION OF DETECTION CIRCUIT
- Publication number 20140077704
- Publication date Mar 20, 2014
- Osram Sylvania Inc.
- Driss Baba
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Constant Voltage Dimmable LED Driver
- Publication number 20130300303
- Publication date Nov 14, 2013
- Gang Gary Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BALLAST WITH AN ARC QUENCHING CIRCUIT
- Publication number 20130175939
- Publication date Jul 11, 2013
- Osram Sylvania Inc.
- Ayan Choudhury
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRONIC BALLAST CAPABLE OF SELF-PROTECTION AT NATURAL OR PREMATU...
- Publication number 20130038214
- Publication date Feb 14, 2013
- Skynet Electronic Co., Ltd.
- Jim-Hung Liang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
END-OF-LIFE DETECTOR FOR GAS DISCHARGE LAMP AND THE BALLAST INCORPO...
- Publication number 20130033182
- Publication date Feb 7, 2013
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Yuanyuan Zhong
- G01 - MEASURING TESTING
Information Patent Application
LIGHTING APPARATUS FOR FLUORESCENT TUBE AND DRIVING METHOD THEREFOR
- Publication number 20130009548
- Publication date Jan 10, 2013
- BEYOND INNOVATION TECHNOLOGY CO., LTD.
- Zhen-Chun Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYSTEMS AND METHOD FOR ADAPTIVE MONITORING AND OPERATING OF ELECTRO...
- Publication number 20120319588
- Publication date Dec 20, 2012
- MAF TECHNOLOGIES CORPORATION
- Alberto Sid
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Constant voltage dimmable LED driver
- Publication number 20120262084
- Publication date Oct 18, 2012
- Gang Gary Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MULTI-LAMP DRIVING SYSTEM
- Publication number 20120256557
- Publication date Oct 11, 2012
- AMPOWER TECHNOLOGY CO., LTD.
- CHIH-CHAN GER
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LAMP TUBE DRIVING DEVICE, LAMP TUBE MODULE, AND LAMP TUBE DRIVING S...
- Publication number 20120217895
- Publication date Aug 30, 2012
- TAIWAN SUMIDA ELECTRONICS INCORPORATED
- JIH-YUAN LEE
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
MULTI-LAMP DRIVING SYSTEM
- Publication number 20120187866
- Publication date Jul 26, 2012
- AMPOWER TECHNOLOGY CO., LTD.
- CHI-HSIEN HO
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge Tube Lighting Device And Abnormal Discharge Detecting Met...
- Publication number 20120086342
- Publication date Apr 12, 2012
- Sharp Kabushiki Kaisha
- Tadashi Iwabuchi
- 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
BACKLIGHT MODULE OF LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20120025712
- Publication date Feb 2, 2012
- AU Optronics Corp.
- Shih-Wen Wei
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BACKLIGHT MODULE DETECTING ABNORMAL LAMP TUBES AND AN LCD THEREOF
- Publication number 20120001571
- Publication date Jan 5, 2012
- SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Chengming He
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Multiple Failure Detection Shutdown Protection Circuit for an Elect...
- Publication number 20110285293
- Publication date Nov 24, 2011
- Thomas E. Stack
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LAMP MODULE
- Publication number 20110227499
- Publication date Sep 22, 2011
- Pau-Sheng Huang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SKIN TREATMENT APPARATUS
- Publication number 20110196456
- Publication date Aug 11, 2011
- The Dezac Group Limited
- Philip MUTTON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DC/AC INVERTER SUBSTRATE HAVING VOLTAGE ABNORMALITY DETECTOR CIRCUIT
- Publication number 20110163669
- Publication date Jul 7, 2011
- NEC LCD Technologies, Ltd.
- Yuuichi HASEGAWA
- G02 - OPTICS
Information Patent Application
Lamp End of Life (EOL) Detection Circuit
- Publication number 20110163685
- Publication date Jul 7, 2011
- Osram Sylvania Inc.
- Nitin Kumar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
APPARATUS AND METHOD FOR DRIVING BACKLIGHT OF LIQUID CRYSTAL DISPLA...
- Publication number 20110148950
- Publication date Jun 23, 2011
- Tae Wook Lee
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Multiple failure detection shutdown protection circuit for an elect...
- Publication number 20110101866
- Publication date May 5, 2011
- Thomas E. Stack
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Sensor system for constantly monitoring an irradiance level of a UV...
- Publication number 20110095196
- Publication date Apr 28, 2011
- Roy Stockdale
- G01 - MEASURING TESTING
Information Patent Application
COLD CATHODE FLUORESCENT LAMP DRIVING CIRCUITS AND ASSOCIATED METHO...
- Publication number 20110062894
- Publication date Mar 17, 2011
- NAIXING KUANG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CHARGE PUMP ELECTRONIC BALLAST FOR USE WITH LOW INPUT VOLTAGE
- Publication number 20110006700
- Publication date Jan 13, 2011
- OSRAM Gesellschaft mit beschraenkter Haftung
- Wei Chen
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER
- Publication number 20110007229
- Publication date Jan 13, 2011
- Sharp Kabushiki Kaisha
- Yoshiki Takata
- G02 - OPTICS

against abnormal lamp operating conditions

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Ballast with battery backup

LED backlight driving circuit

Light emitting diode driving chip having eight or six pins, driving...

Method to detect uneven AC load or parallel load removal

Constant voltage dimmable LED driver

Lighting apparatus for fluorescent tube and driving method therefor

End of life control for parallel lamp ballast

End-of-life detector for gas discharge lamp and the ballast incorpo...

DC/AC inverter substrate having voltage abnormality detector circuit

Backlight module detecting abnormal lamp tubes and an LCD thereof

Power-applying module, backlight assembly, and display apparatus ha...

Ballast and ballast control method and apparatus, for example anti-...

Backlight unit, method of operating the same and liquid crystal dis...

Ballast with an arc quenching circuit

Backlight module of liquid crystal display device

Apparatus and method for driving backlight of liquid crystal displa...

Multi-lamp driving system

Constant voltage dimmable LED driver

Ultra-high efficiency ballast with end of lamp life protection

Electronic ballast with pulse detection circuit for lamp end of lif...

Sensor system for constantly monitoring an irradiance level of a UV...

Electronic ballast capable of self-protection at natural or prematu...

Multi-lamp driving system

Lamp end of life (EOL) detection circuit

Electronic ballast and method for operating at least one discharge...

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

Power control system for LCD monitor

Charge pump electronic ballast for use with low input voltage

Cold cathode fluorescent lamp driving circuits and associated metho...

Backlight device and method for LCD displays

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR ELECTRONIC DEVICE CONTROL IN THE PRESENCE OF...

BALLAST AND BALLAST CONTROL METHOD AND APPARATUS, FOR EXAMPLE ANTI-...

LAMP DRIVING APPARATUS AND ILLUMINATION EQUIPMENT USING THE SAME

LATCHING CIRCUIT FOR BALLAST

FAULT CONDITION OF DETECTION CIRCUIT

Constant Voltage Dimmable LED Driver

BALLAST WITH AN ARC QUENCHING CIRCUIT

ELECTRONIC BALLAST CAPABLE OF SELF-PROTECTION AT NATURAL OR PREMATU...

END-OF-LIFE DETECTOR FOR GAS DISCHARGE LAMP AND THE BALLAST INCORPO...

LIGHTING APPARATUS FOR FLUORESCENT TUBE AND DRIVING METHOD THEREFOR

SYSTEMS AND METHOD FOR ADAPTIVE MONITORING AND OPERATING OF ELECTRO...

Constant voltage dimmable LED driver

MULTI-LAMP DRIVING SYSTEM

LAMP TUBE DRIVING DEVICE, LAMP TUBE MODULE, AND LAMP TUBE DRIVING S...

MULTI-LAMP DRIVING SYSTEM

Discharge Tube Lighting Device And Abnormal Discharge Detecting Met...

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

BACKLIGHT MODULE OF LIQUID CRYSTAL DISPLAY DEVICE

BACKLIGHT MODULE DETECTING ABNORMAL LAMP TUBES AND AN LCD THEREOF

Multiple Failure Detection Shutdown Protection Circuit for an Elect...

LAMP MODULE

SKIN TREATMENT APPARATUS

DC/AC INVERTER SUBSTRATE HAVING VOLTAGE ABNORMALITY DETECTOR CIRCUIT

Lamp End of Life (EOL) Detection Circuit

APPARATUS AND METHOD FOR DRIVING BACKLIGHT OF LIQUID CRYSTAL DISPLA...

Multiple failure detection shutdown protection circuit for an elect...

Sensor system for constantly monitoring an irradiance level of a UV...

COLD CATHODE FLUORESCENT LAMP DRIVING CIRCUITS AND ASSOCIATED METHO...

CHARGE PUMP ELECTRONIC BALLAST FOR USE WITH LOW INPUT VOLTAGE

LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER