Arrangements for protecting lamps or circuits against abnormal operating conditions

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CPC
H05B41/2813

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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

H05B41/2813Arrangements for protecting lamps or circuits against abnormal operating conditions

Industries

Patents Grantslast 30 patents

Information Patent Grant
Quick-action leakage detection protection circuit having regular se...
- Patent number 10,209,287
- Issue date Feb 19, 2019
- WENZHOU VAN-SHEEN ELECTRIC APPLIANCE CO., LTD
- Jinhe Huang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Connector, a lamp connector, a lamp connection checking circuit, an...
- Patent number 8,415,898
- Issue date Apr 9, 2013
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrodeless lamp protecting device
- Patent number 8,193,720
- Issue date Jun 5, 2012
- Chih-Chiang Yang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for driving backlight
- Patent number 8,004,202
- Issue date Aug 23, 2011
- LG Display Co., Ltd.
- ChangHo Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for driving backlight
- Patent number 7,701,147
- Issue date Apr 20, 2010
- LG Display Co., Ltd.
- ChangHo Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High frequency power source control circuit and protective circuit...
- Patent number 7,332,871
- Issue date Feb 19, 2008
- Chao-Cheng Lu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lamp lighting circuit
- Patent number 7,329,999
- Issue date Feb 12, 2008
- Ushio Denki Kabushiki Kaisha
- Koji Oda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rare gas fluorescent lamp lighting apparatus
- Patent number 7,274,152
- Issue date Sep 25, 2007
- Minebea Co., Ltd.
- Shinichi Suzuki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lighting device for dielectric barrier discharge lamp
- Patent number 7,271,546
- Issue date Sep 18, 2007
- Harison Toshiba Lighting Corporation
- Hiroki Nakano
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Protection for external electrode fluorescent lamp system
- Patent number 7,248,240
- Issue date Jul 24, 2007
- O2Micro International Limited
- Yung-Lin Lin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Protection for external electrode fluorescent lamp system
- Patent number 7,126,289
- Issue date Oct 24, 2006
- O2 Micro Inc
- Yung-Lin Lin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Microwave lamp power supply that can withstand failure in high volt...
- Patent number 7,109,669
- Issue date Sep 19, 2006
- Nordson Corporation
- Carl Bretmersky
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit arrangement for operating electric lamps
- Patent number 7,042,166
- Issue date May 9, 2006
- Patent-Treuhand-Gesellschaft fuer elektrische Gluehlampen mbH
- Reinhard Lecheler
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Low-output microwave, lighting system and flicker removing method u...
- Patent number 7,026,590
- Issue date Apr 11, 2006
- LG Electronics Inc.
- Ji-Young Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrodeless self-ballasted fluorescent lamp and discharge lamp op...
- Patent number 6,977,472
- Issue date Dec 20, 2005
- Matsushita Electric Industrial Co., Ltd.
- Yoko Matsubayashi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Feedback circuit and method of operating ballast resonant inverter
- Patent number 6,906,473
- Issue date Jun 14, 2005
- Osram Sylvania Inc.
- Felix I. Alexandrov
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast self oscillating inverter with phase controlled voltage fee...
- Patent number 6,819,057
- Issue date Nov 16, 2004
- Osram Sylvania Inc.
- Felix I. Alexandrov
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for arc detection and protection for electroni...
- Patent number 6,809,483
- Issue date Oct 26, 2004
- Osram Sylvania Inc.
- Felix I. Alexandrov
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting circuit with protection circuit
- Patent number 6,710,555
- Issue date Mar 23, 2004
- Minebea Co., Ltd.
- Ryu Terada
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for intercepting leakage of microwave
- Patent number 6,661,183
- Issue date Dec 9, 2003
- LG Electronics Inc.
- Chang-Sin Park
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp ignition device, equipment and image forming apparatus
- Patent number 6,646,389
- Issue date Nov 11, 2003
- Harison Toshiba Lighting Corp.
- Masami Kobayashi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting apparatus and lighting appliance employing...
- Patent number 6,515,436
- Issue date Feb 4, 2003
- Toshiba Lighting & Technology Corporation
- Masami Kobayashi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dielectric barrier discharge lamp light source
- Patent number 6,495,972
- Issue date Dec 17, 2002
- Ushiodenki Kabushiki Kaisha
- Masashi Okamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit for actuating at lease one electrode-less discharge lamp
- Patent number 6,181,080
- Issue date Jan 30, 2001
- Patent-Treuhand-Gesellschaft fuer elektrische Gluehlampen mbH
- Gotthard Schleicher
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Means for suppressing electromagnetic interference from RF-excited...
- Patent number 5,834,904
- Issue date Nov 10, 1998
- Matsushita Electric Works R&D Lab
- John F. Waymouth
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Illumination unit; and electrodeless low-pressure discharge lamp, h...
- Patent number 5,650,695
- Issue date Jul 22, 1997
- U.S. Philips Corporation
- Johnny A. J. Daniels
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Inverter having frequency changing function
- Patent number 5,453,667
- Issue date Sep 26, 1995
- Toshiba Lighting & Technology Corporation
- Mitsuhiro Matsuda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for controlling the brightness of a magnetron-excited lamp
- Patent number 5,438,242
- Issue date Aug 1, 1995
- Fusion Systems Corporation
- James E. Simpson
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Modulatged high frequency discharge lamp operating circuit with IR...
- Patent number 5,424,616
- Issue date Jun 13, 1995
- U.S. Philips Corporation
- Jozef H. Reijnaerts
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and circuit for enhancing stability during dimming of electr...
- Patent number 5,373,217
- Issue date Dec 13, 1994
- Osram Sylvania Inc.
- Philip D. Gregor
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
QUICK-ACTION LEAKAGE DETECTION PROTECTION CIRCUIT HAVING REGULAR SE...
- Publication number 20180059163
- Publication date Mar 1, 2018
- Wenzhou Van-shee
- Jinhe Huang
- G01 - MEASURING TESTING
Information Patent Application
MULTIPLE PULSE WIDTH MODULATION WAVEFORMS FOR PLASMA LAMP
- Publication number 20140062298
- Publication date Mar 6, 2014
- TOPANGA TECHNOLOGIES, INC.
- Timothy Brockett
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD AND SYSTEM FOR MONITORING PERFORMANCE OF A DISCHARGE LAMP AN...
- Publication number 20120074848
- Publication date Mar 29, 2012
- Koninklijke Philips Electronics N.V.
- Xiaoyan Zhu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Electrodeless Lamp Protecting Device
- Publication number 20110227483
- Publication date Sep 22, 2011
- Chih-Chiang YANG
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
HIGH-PRESSURE DISCHARGE LAMP
- Publication number 20110133663
- Publication date Jun 9, 2011
- OSRAM Gesellschaft mit beschraenkter Haftung
- Klaus Stockwald
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
APPARATUS AND METHOD FOR DRIVING BACKLIGHT
- Publication number 20100149088
- Publication date Jun 17, 2010
- LG Display Co., Ltd.
- Changho LEE
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
CONNECTOR, A LAMP CONNECTOR, A LAMP CONNECTION CHECKING CIRCUIT, AN...
- Publication number 20100019678
- Publication date Jan 28, 2010
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Apparatus and method for driving backlight
- Publication number 20070001995
- Publication date Jan 4, 2007
- LG.Philips LCD Co., LTD
- Changho Lee
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Protection for external electrode fluorescent lamp system
- Publication number 20070001627
- Publication date Jan 4, 2007
- O2Micro Inc
- Yung-Lin Lin
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
High frequency power source control circuit and protective circuit...
- Publication number 20060220595
- Publication date Oct 5, 2006
- Chao-Cheng Lu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Lamp lighting circuit
- Publication number 20060125414
- Publication date Jun 15, 2006
- USHIO DENKI KABUSHIKI KAISHA
- Koji Oda
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Rare gas fluorescent lamp lighting apparatus
- Publication number 20060055342
- Publication date Mar 16, 2006
- MINEBEA CO., LTD.
- Shinichi Suzuki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Protection for external electrode fluorescent lamp system
- Publication number 20060038508
- Publication date Feb 23, 2006
- Yung-Lin Lin
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Microwave lamp power supply that can withstand failure in high volt...
- Publication number 20050225258
- Publication date Oct 13, 2005
- Nordson Corporation
- Carl Bretmersky
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Circuit arrangement for operating electric lamps
- Publication number 20050134201
- Publication date Jun 23, 2005
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Reinhard Lecheler
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Low-output microwave, lighting system and flicker removing method u...
- Publication number 20050067972
- Publication date Mar 31, 2005
- LG Electronics Inc.
- Ji-Young Lee
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Feedback circuit and method of operating ballast resonant inverter
- Publication number 20050046359
- Publication date Mar 3, 2005
- OSRAM SYLVANIA Inc.
- Felix I. Alexandrov
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Electrodeless light bulb type fluorescent lamp and discharge lamp l...
- Publication number 20040263093
- Publication date Dec 30, 2004
- Yoko Matsubayashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Lighting device for dielectric barrier discharge lamp
- Publication number 20040239260
- Publication date Dec 2, 2004
- Hiroki Nakano
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Ballast self oscillating inverter with phase controlled voltage fee...
- Publication number 20040130273
- Publication date Jul 8, 2004
- Felix I. Alexandrov
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and apparatus for arc detection and protection for electroni...
- Publication number 20040124785
- Publication date Jul 1, 2004
- Felix I. Alexandrov
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
DISCHARGE LAMP LIGHTING CIRCUIT WITH PROTECTION CIRCUIT
- Publication number 20040051476
- Publication date Mar 18, 2004
- MINEBEA CO., LTD.
- Ryu Terada
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Apparatus and method for intercepting leakage of microwave
- Publication number 20030062852
- Publication date Apr 3, 2003
- LG Electronics Inc.
- Chang-Sin Park
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp ignition device, equipment and image forming apparatus
- Publication number 20030020416
- Publication date Jan 30, 2003
- Harison Toshiba Lighting Corp.
- Masami Kobayashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp lighting apparatus and lighting appliance employing...
- Publication number 20020011807
- Publication date Jan 31, 2002
- Masami Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS

Arrangements for protecting lamps or circuits against abnormal operating conditions

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Quick-action leakage detection protection circuit having regular se...

Connector, a lamp connector, a lamp connection checking circuit, an...

Electrodeless lamp protecting device

Apparatus and method for driving backlight

Apparatus and method for driving backlight

High frequency power source control circuit and protective circuit...

Lamp lighting circuit

Rare gas fluorescent lamp lighting apparatus

Lighting device for dielectric barrier discharge lamp

Protection for external electrode fluorescent lamp system

Protection for external electrode fluorescent lamp system

Microwave lamp power supply that can withstand failure in high volt...

Circuit arrangement for operating electric lamps

Low-output microwave, lighting system and flicker removing method u...

Electrodeless self-ballasted fluorescent lamp and discharge lamp op...

Feedback circuit and method of operating ballast resonant inverter

Ballast self oscillating inverter with phase controlled voltage fee...

Method and apparatus for arc detection and protection for electroni...

Discharge lamp lighting circuit with protection circuit

Apparatus and method for intercepting leakage of microwave

Discharge lamp ignition device, equipment and image forming apparatus

Discharge lamp lighting apparatus and lighting appliance employing...

Dielectric barrier discharge lamp light source

Circuit for actuating at lease one electrode-less discharge lamp

Means for suppressing electromagnetic interference from RF-excited...

Illumination unit; and electrodeless low-pressure discharge lamp, h...

Inverter having frequency changing function

Apparatus for controlling the brightness of a magnetron-excited lamp

Modulatged high frequency discharge lamp operating circuit with IR...

Method and circuit for enhancing stability during dimming of electr...

Patents Applicationslast 30 patents

QUICK-ACTION LEAKAGE DETECTION PROTECTION CIRCUIT HAVING REGULAR SE...

MULTIPLE PULSE WIDTH MODULATION WAVEFORMS FOR PLASMA LAMP

METHOD AND SYSTEM FOR MONITORING PERFORMANCE OF A DISCHARGE LAMP AN...

Electrodeless Lamp Protecting Device

HIGH-PRESSURE DISCHARGE LAMP

APPARATUS AND METHOD FOR DRIVING BACKLIGHT

CONNECTOR, A LAMP CONNECTOR, A LAMP CONNECTION CHECKING CIRCUIT, AN...

Apparatus and method for driving backlight

Protection for external electrode fluorescent lamp system

High frequency power source control circuit and protective circuit...

Lamp lighting circuit

Rare gas fluorescent lamp lighting apparatus

Protection for external electrode fluorescent lamp system

Microwave lamp power supply that can withstand failure in high volt...

Circuit arrangement for operating electric lamps

Low-output microwave, lighting system and flicker removing method u...

Feedback circuit and method of operating ballast resonant inverter

Electrodeless light bulb type fluorescent lamp and discharge lamp l...

Lighting device for dielectric barrier discharge lamp

Ballast self oscillating inverter with phase controlled voltage fee...

Method and apparatus for arc detection and protection for electroni...

DISCHARGE LAMP LIGHTING CIRCUIT WITH PROTECTION CIRCUIT

Apparatus and method for intercepting leakage of microwave

Discharge lamp ignition device, equipment and image forming apparatus

Discharge lamp lighting apparatus and lighting appliance employing...