240834 ⎘
Electric lamp and discharge devices: systems Starting and control circuits for gas discharge lamp using transistors
N-sine wave inverter
#2Drive system of semiconductor light source, and semiconductor lighting device
#3Universal load control cabinet
#4Universal load control module
#5System and method for thermal protection for a universal load control cabinet
#6Pulse-excited mercury-free lamp system
#7Discharge lamp igniting apparatus
#8Lamp driving apparatus and illumination equipment using the same
#9Multiple Failure Detection Shutdown Protection Circuit for an Electronic Ballast
#10Circuit arrangement and method for the operation of at least one discharge lamp
#11Multiple failure detection shutdown protection circuit for an electronic ballast
#12Method and operating device for minimizing the insulation stress of a high-pressure discharge lamp system
#13High pressure discharge lamp lighting device and lighting fixture using the same
#14High pressure discharge lamp lighting device and lighting fixture using the same
#15Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
#16High voltage high side transistor driver
#17Circuit configuration for starting and operating at least one discharge lamp
#18Circuit arrangement and method for operating a high-pressure discharge lamp
#19CCFL controller with multi-function terminal
#20Protection for external electrode fluorescent lamp system
#21Discharge lamp lighting device, control method for the same, and projector
#22Discharge lamp lighting device and light fixture
#23Inverter circuit
#24Power supply for external electrode fluorescent lamps
#25Safety circuit for electro-luminescent lamp ballast
#26Program start ballast
#27HID lamp ballast circuit
#28Energy saving power supply circuit
#29Inverter circuit
#30Circuit structure for driving a plurality of cold cathode fluorescent lamps
#31DIGITAL POWER CONTROLLER
#32Electronic ballast with improved inverter startup circuit
#33Current-mode resonant ballast
#34Non-discontinuous neon power supply with high power factor
#35Protection for external electrode fluorescent lamp system
#36Lamp driving circuit for a discharge lamp and a control method thereof
#37Apparatus and method for striking a fluorescent lamp
#38Discharge centering lamp lighting device
#39Discharge lamp lighting circuit
#40Discharge lamp driving circuit having a signal detection circuit therein
#41Discharge lamp driving circuit and method of driving a discharge lamp
#42Discharge-lamp lighting apparatus and projector
#43Safety circuit for electro-luminescent lamp ballast
#44Discharge lamp lighting apparatus, luminaire and illumination system
#45Voltage fed inverter for fluorescent lamps
#46Lighting circuit
#47Circuit structure for driving a plurality of cold cathode flourescent lamps
#48Dimming ballast and method
#49Power source driving circuits and controllers thereof
#50Electronic stabilizer used for hand-held lamp
#51High voltage high side transistor driver
#52Open lamp detection in an EEFL backlight system
#53Lighting circuit for high-pressure discharge lamp
#54Ballast for high-pressure discharge lamp and method of operating the same
#55Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
#56DC/AC converter for supplying two gas discharge lamps
#57High pressure lamp with lamp flicker suppression and lamp voltage control
#58Discharge tube lighting apparatus, light source apparatus, and display apparatus
#59Discharge lamp lighting circuit
#60Circuit and method for the operation of miniature high pressure short-arc lamps using alternating current
#61Gas discharge lamp dimming control method
#62Discharge lamp lighting circuit
#63Resonant circuit for halogen lighting
#64Switching power supply device and method of controlling the switching device
#65Lighting ballast having boost converter with on/off control and method of ballast operation
#66Ballast having multiple circuit failure protection and method for ballast circuit protection
#67Multiple failure detection shutdown protection circuit for an electronic ballast
#68Ballast power supply
#69Circuit arrangement
#70High intensity discharge lamp control
#71Discharge lamp driving circuit
#72Electronic ballast having a pump circuit for a discharge lamp having preheatable electrodes
#73Circuit arrangement for operating at least one high pressure discharge lamp
#74Protecting a cold cathode fluorescent lamp from a large transient current when voltage supply transitions from a low to a high voltage
#75Circuit arrangement for operating discharge lamps
#76Apparatus and method for striking a fluorescent lamp
#77Minimizing bond wire power losses in integrated circuit full bridge CCFL drivers
#78Lighting apparatus for discharge lamp
#79Square wave drive system
#80Electrode temperature differential operation of a discharge lamp
#81Resonant inverter including feed back circuit having phase compensator and controller
#82Control system for a resonant inverter with a self-oscillating driver
#83Driver for a gas discharge lamp
#84Lighting apparatus for high intensity discharge lamp
#85Circuit for driving cold cathode tubes and external electrode fluorescent lamps
#86Ballast with circuit for detecting and eliminating an arc condition
#87Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
#88Discharge lamp driving apparatus
#89CFL ballast with passive valley fill and crest factor control
#90Lossless circuit for sampling of lamp voltage
#91Electronic ballast with lossless snubber capacitor circuit
#92Electronic ballast with open circuit voltage control and cable compensation
#93Control circuit of electronic ballast for fluorescent lamp
#94Device and method for controlling a gas discharge lamp, and lighting system with gas discharge lamp and control device
#95Fixed operating frequency inverter for cold cathode fluorescent lamp having strike frequency adjusted by voltage to current phase relationship
#96Circuit arrangement for operating electric lamps
#97Ignition system for a high-frequency high-intensity discharge lamp system
#98High efficiency controller of a gas-filled light emitting tube
#99Inverter circuit
#100Lighting method of ultra-high pressure mercury lamp
#101Fixed operating frequency inverter for cold cathode fluorescent lamp having strike frequency adjusted by voltage to current phase relationship
#102Method and apparatus for a voltage controlled start-up circuit for an electronic ballast
#103Discharge lamp lighting apparatus
#104High intensity discharge lamp ballast apparatus
#105Feedback circuit and method of operating ballast resonant inverter
#106Multiple failure detection shutdown protection circuit for an electronic ballast
#107Digital power controller for gas discharge devices and the like
#108Discharge lamp illumination circuit and discharge lamp illumination method
#109Discharge lamp illumination circuit
#110Circuit structure for driving a plurality of cold cathode fluorescent lamps