233265 ⎘
Circuit arrangements or apparatus for igniting or operating discharge lamps; Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a bridge converter in the final stage using control circuits for the switching elements
CIRCUIT FOR CONDUCTION TESTING OF POWER SUPPLY OF PLASMA GLOBE LAMP
#2LIGHT SOURCE DEVICE, DIELECTRIC BARRIER DISCHARGE LAMP LIGHTING CIRCUIT, AND DIELECTRIC BARRIER DISCHARGE LAMP LIGHTING METHOD
#3METHODS AND SYSTEMS OF DRIVING ARRAYS OF DIODES
#4Method and apparatus for determining a target light intensity from a phase-control signal
#5Control method for multi-zone active-matrix temperature control in plasma processing apparatus
#6Method and apparatus for determining a target light intensity from a phase-control signal
#7Methods and systems of driving arrays of diodes
#8Discharge lamp drive device, light source device, projector, and discharge lamp drive method
#9Segmental driving of light emitting circuits
#10Method and apparatus for determining a target light intensity from a phase-control signal
#11Light source drive device and vehicle lamp
#12Method and apparatus for determining a target light intensity from a phase-control signal
#13Lighting unit with near field communication, integrated circuit and methods therefor
#14Segmental driving of light emitting circuits
#15Power supply system and method and circuit using the same
#16Dimmable universal voltage LED power supply with regenerating power source circuitry and non-isolated load
#17LED backlight driving circuit, liquid crystal display device, and method of driving a driving circuit
#18Discharge lamp driving device, projector, and discharge lamp driving method
#19Discharge lamp driving device, projector, and discharge lamp driving method
#20Projector and control method for projector
#21Discharge lamp driving device, projector, and discharge lamp driving method
#22Electronic device and circuit module thereof
#23Electronic device and circuit module thereof
#24Method and apparatus for determining a target light intensity from a phase-control signal
#25LED drive circuit
#26Universal voltage LED power supply with regenerating power source circuitry, non-isolated load, and 0-10V dimming circuit
#27Propagation delay compensation for floating buck light emitting diode (LED) driver
#28Dimmable universal voltage LED power supply with regenerating power source circuitry and non-isolated load
#29System and method for a switched-mode power supply
#30Discharge lamp lighting device, discharge lamp lighting method, and projector device
#31Vehicle lamp and vehicle lamp driving device
#32Fluorescent electronic ballast
#33Method of driving LED chips of same power but different rated voltages and currents
#34Gas light system and method
#35Circuit for reducing flicker in a lighting load
#36Universal load control cabinet
#37Method and apparatus for determining a target light intensity from a phase-control signal
#38Universal load control module
#39System and method for thermal protection for a universal load control cabinet
#40Method of operating switch mode power converters, and controllers and lighting systems using such a method
#41Resonant converter control
#42Light module for a motor vehicle headlamp and method and electrical circuit for operating same
#43Programmed start circuit for ballast
#44Apparatus and method for driving fluorescent lamp
#45Identifying a current drawn by a load
#46Discharge lamp lighting device, discharge lamp lighting method, and projector device
#47Electronic ballast with power factor correction
#48Electronic ballast
#49High-precision oscillator systems with feed forward compensation for CCFL driver systems and methods thereof
#50Self-oscillating dimmable electronic ballast
#51Device and method for using high efficiency ballasted lamps with electronic transformer
#52Controlling a current supplied to a load
#53Illumination apparatus, electronic ballast therein and method for protecting the same
#54Method and circuit for improving crest factor of gas discharge lamp
#55Apparatus for driving fluorescent lamp
#56Fluorescent tube driving device
#57Dimmable screw-in compact fluorescent lamp having integral electronic ballast circuit
#58Method and apparatus for determining a target light intensity from a phase-control signal
#59Circuit for determining an average value
#60INVERTER FOR CONTROLLING BACKLIGHT USING VARIABLE FREQUENCY OSCILLATOR
#61Electronic ballast and method for operating at least one discharge lamp
#62DC/AC inverter
#63Lighting apparatus
#64Identifying a current drawn by a load
#65CIRCUIT AND METHOD FOR DRIVING A LAMP
#66Full-bridge electronic ballast having simplified continuous-conduction-mode charge pump PFC circuit
#67Fixed-time, fixed-frequency, preheat-type ballast circuit for fluorescent light tube
#68Apparatus and method for driving fluorescent lamp
#69Method of Controlling an Operating Frequency of an Inverter Circuit in an Electronic Dimming Ballast
#70Control of a resonant switching system with monitoring of the working current in an observation window
#71Load driving circuit
#72Controlling a brightness of a lamp
#73Synchronous operating system for discharge tube lighting apparatuses, discharge tube lighting apparatus, and semiconductor integrated circuit
#74Illuminating module capable of compensating current
#75High-precision oscillator systems with feed forward compensation for CCFL driver systems and methods thereof
#76ILLUMINATION CONTROLLER AND ILLUMINATION DRIVING SYSTEM
#77METHOD OF IGNITING A LAMP, CONTROLLER FOR A LAMP, AND A LAMP CONTROLLED BY A CONTROLLER
#78FREQUENCY SYNCHRONIZING METHOD FOR DISCHARGE TUBE LIGHTING APPARATUS, DISCHARGE TUBE LIGHTING APPARATUS, AND SEMICONDUCTOR INTEGRATED CIRCUIT
#79Method for operating a fluorescent lamp
#80Control of a half resonant converter for avoiding capacitive mode
#81Lamp driving apparatus and level shift driving circuit
#82Identification of an absent load from a circuit
#83Circuit arrangement and method for operation of a discharge lamp
#84SINGLE CHIP BALLAST CONTROLLER FOR STEP-DIMMING OF A FLUORESCENT LAMP
#85DC/AC inverter
#86Circuit arrangement and method for the operation of at least one discharge lamp
#87Lighting apparatus, backlight apparatus
#88BACK-LIGHT CONTROL CIRCUIT OF MULTI-LAMPS LIQUID CRYSTAL DISPLAY
#89Control of delivery of current through one or more lamps
#90Resonant inverter with sleep circuit
#91Detection of a load state of a half-bridge
#92DISCHARGE LAMP LIGHTING APPARATUS
#93Bipolar power control
#94INVERTER CIRCUIT, BACKLIGHT DEVICE AND DISPLAY DEVICE
#95Method for controlling gas discharge lamps
#96Integrated backlight control system
#97Backlight device and display apparatus having the same
#98Restart circuit for multiple lamp electronic ballast
#99Backlight driving system utilizing one PWM controller to control two backlight units separately
#100Capacitance reducing method for a pulsed activated device and associated devices
#101Control device for controlling the output of one or more full-bridges
#102Load control device, and lighting device
#103Switchable current supply for auxiliary current circuits in a current converter
#104Control of delivery of current through one or more discharge lamps
#105Electric-discharge lamp lighting device and lighting fixture
#106Electronic ballast for discharge lamp
#107CONTROL OF A RESONANT SWITCHING SYSTEM WITH MONITORING OF THE WORKING CURRENT IN AN OBSERVATION WINDOW
#108Modulator module in an integrated circuit device
#109Electronic ballast having current waveform control within the half wave
#110CONTROL CIRCUIT FOR LIGHT-EMITTING ELEMENT
#111Sensing type control circuit for electronic apparatus
#112Lighting device for display device and display device
#113Inverter driver integrated circuit
#114Method of ignition regulation of discharge lamp and the corresponding electronic ballast circuit
#115Feedback circuit for DC/AC inverter
#116Error detector in an operating device for lighting devices
#117Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
#118Inverter driver and load driver including the same, and driving method thereof
#119DC/AC converter
#120Dimming circuit for discharging lamp capable of turning off under a low power condition
#121Digital control circuit of an operating device for lamps
#122Driving circuits and controllers for controlling power to a load
#123Driving regulation method for bipolar transistors in electronic ballast and the device thereof
#124LAMP DRIVING CIRCUIT, AND DETECTION CIRCUIT FOR DETECTING AN END-OF-LIFE CONDITION
#125Protection circuit and discharge lamp driving device employing the same
#126Inverter and lamp driver including the same
#127DC-AC converter and method of supplying AC power
#128Backlight protection circuit
#129Driving circuit and method of backlight module
#130Internal power supply for a ballast
#131PULSE GENERATOR USED FOR ELECTRONIC BALLAST
#132Multi-lamps instant start electronic ballast
#133Circuit arrangement and method for operating a discharge lamp
#134Discharge lamp lighting apparatus for lighting multiple discharge lamps
#135Lamp control system
#136Method for driving a fluorescent lamp, and lamp ballast
#137Inverter with protection function
#138Striking and open lamp regulation for CCFL controller
#139Lamp driving circuit
#140Lamp driving circuit
#141Control system for multiple fluorescent lamps
#142Inverter
#143Frequency synchronizing method for discharge tube lighting apparatus, discharge tube lighting apparatus, and semiconductor integrated circuit
#144Split phase inverters for CCFL backlight system
#145Method and apparatus for controlling a discharge lamp in a backlighted display
#146ENERGY SAVINGS CIRCUITRY FOR A LIGHTING BALLAST
#147Methods And Apparatus For Dimmable Ballasts With A High Power Factor
#148Methods and Apparatus for Self-Starting Dimmable Ballasts With A High Power Factor
#149Self-excited inverter driving circuit
#150DC-AC converter and controller IC thereof
#151DISCHARGE LAMP LIGHTING APPARATUS AND SEMICONDUCTOR INTEGRATED CIRCUIT
#152Synchronous operating system for discharge tube lighting apparatuses, discharge tube lighting apparatus, and semiconductor integrated circuit
#153Front-stage voltage-adjustment inverter
#154Discharge lamp lighting apparatus
#155Discharge tube lighting apparatus
#156Backlight inverter and method of driving same
#157HIGH FREQUENCY HIGH INTENSITY DISCHARGE BALLAST
#158Power supply for external electrode fluorescent lamps
#159Apparatus and method of driving lamp of liquid crystal display device
#160Apparatus and method for controlling driving of lamp
#161Control integrated circuit with combined output and input
#162Control of delivery of current through one or more discharge lamps
#163Identifying a fluorescent lamp among multiple fluorescent lamps
#164Software controlled electronic dimming ballast
#165DC-AC converter, controller IC therefor, and electronic apparatus utilizing such DC-AC converter
#166Backlight control circuit having a duty ratio determining unit and method for controlling lighting of a lamp using same
#167DISCHARGE LAMP LIGHTER
#168Power supply for an LCD display
#169Programmed ballast with resonant inverter and method for discharge lamps
#170DC-AC converter with feedback signal control circuit utilizing power supply voltage, controller IC therefor, and electronic apparatus utilizing the DC-AC converter
#171Controlling a lamp ballast
#172Discharge lamp ballast apparatus
#173Method and firmware for controlling voltage and current in a fluorescent lamp array
#174Integrated circuit controller for ballast
#175Primary-side driving control circuit for backlight of LCD panel
#176DRIVING DEVICE AND METHOD FOR PROVIDING AN AC DRIVING SIGNAL TO A LOAD
#177DC-AC converter and method of supplying AC power
#178Identification of a defective filament in a fluorescent lamp
#179Ballast control IC with minimal internal and external components
#180Control of delivery of current through one or more discharge lamps
#181Hybrid power supply system
#182Power control circuit for adjusting light
#183Discharge lamp lighting apparatus
#184DC/AC cold cathode fluorescent lamp inverter
#185Fluorescent lamp driving method and apparatus
#186Inverter, backlight assembly having the same and display apparatus having the same
#187Resonant inverter
#188Combination compact flourescent light with active ingredient emission
#189Discharge lamp lighting apparatus and semiconductor integrated circuit
#190FLUORESCENT TUBE DRIVING METHOD AND APPARATUS
#191Driver circuit having power factor correction function implemented with sinusoidal waveform method
#192Control method of power converter
#193DC-AC converter and controller IC therefor
#194Method for operating a fluorescent lamp that is connected to a series resonant circuit
#195DRIVING METHOD AND CIRCUIT FOR FLUORESCENT LAMP
#196Lamp driving circuit and display apparatus having the same
#197High efficiency resonant ballast
#198Striking and open lamp regulation for CCFL controller
#199Liquid crystal television receiver and liquid crystal display device
#200Control system for multiple fluorescent lamps
#201Ballasts for fluorescent lamps
#202Method and apparatus for dimming hot cathode fluorescent lamp
#203Liquid crystal display and driving method thereof
#204Simplified ballast control circuit
#205Discharge-lamp lighting apparatus
#206DC-AC converter and method of supplying AC power
#207Backlight control circuit with two transistors
#208System and methods for dimming a high pressure arc lamp
#209Half bridge inverter
#210DC-AC converter and controller IC thereof
#211Backlight driving circuit with capacitive discharging current path and liquid crystal display with same
#212Single-stage electronic ballast device
#213Ballast control circuit for use with CCFL and EEFL lamps
#214Inverter transformer and discharge tube drive circuit using the same
#215Parallel operating system of DC-AC converters and controller IC therefor
#216Inverter driving circuit for LCD backlight
#217Methods and protection schemes for driving discharge lamps in large panel applications
#218Method for starting a discharge lamp using high energy initial pulse
#219Discharge-lamp lighting apparatus
#220Backlight inverter and method of driving same
#221Device for driving light source module
#222Inverter for driving backlight devices in a large LCD panel
#223Frequency feedforward for constant light output in backlight inverters
#224DC-AC converter and controller IC therefor
#225Electronic ballast having adaptive frequency shifting
#226Fixed lamp frequency synchronization with the resonant tank for discharge lamps
#227Lamp driver providing synchronization during commutation
#228Inverter with dimming function
#229DC-AC converter, controller IC therefor, and electronic apparatus utilizing such DC-AC converter
#230DISCHARGE LAMP DRIVING DEVICE
#231Triple-loop fluorescent lamp driver
#232DC-AC converter
#233Split phase inverters for CCFL backlight system
#234Driver control circuit and method for cold cathode fluorescent lamp
#235Power source driving circuits and controllers thereof
#236Method for driving a fluorescent lamp and an inverter circuit for performing such a method
#237Inverter circuit
#238Systems and methods for backlight driving
#239Ballast control circuit
#240Electronic ballast with lamp type determination
#241Discharge lamp driving device and driving method
#242DA/AC convert for driving cold cathode fluorescent lamp
#243Combination white light and colored LED light device with active ingredient emission
#244Matrix inverter for driving multiple discharge lamps
#245Dimmable ballast control integrated circuit
#246Ballast
#247Light output modulation for data transmission
#248Cold cathode tube lighting device, tube current detecting circuit used in cold cathode tube lighting device, tube current controlling method and integrated circuit
#249CONTROL CIRCUIT AND SYSTEM FOR FLUORESCENT LAMP
#250Inverter controller with feed-forward compensation
#251DC/AC inverter
#252Cold cathode fluorescent discharge lamp apparatus and operating method for same
#253Discharge lamp lighting apparatus
#254Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
#255Backlighting system for display screen
#256Apparatus for providing a sinusoidally amplitude-modulated operating voltage, lighting system and method for generating an amplitude-modulated voltage
#257Switching power converter controller
#258Driving apparatus for CCFL
#259Full-bridge soft switching inverter and driving method thereof
#260DC-AC converter and controller IC therefor
#261Inverter capable of switching working frequency
#262DC-AC converter and controller IC therefor
#263DC-AC converter and method of supplying AC power
#264Method for driving a fluorescent lamp and an inverter circuit for performing such a method
#265Discharge lamp lighting device
#266DC/AC inverter
#267Driving circuit for multiple cold cathode fluorescent lamps backlight applications
#268Cold cathode tube lighting device and driving method and integrated circuit to be used in same
#269Parallel operating system of DC-AC converters and controller IC therefor
#270Multiple lamp ballast control circuit
#271FLUORESCENT TUBE DRIVER CIRCUIT SYSTEM OF PULSE-WIDTH MODULATION CONTROL
#272Device for controlling drive current for an electroluminescent device array with amplitude shift modulation
#273Discharge lamp drive apparatus and liquid crystal display apparatus
#274Software controlled electronic dimming ballast
#275DC-AC converter having phase-modulated, double-ended, full-bridge topology for powering high voltage load such as cold cathode fluorescent lamp
#276Discharge lamp lighting apparatus
#277DC-AC converter having phase-modulated, double-ended, half-bridge topology for powering high voltage load such as cold cathode fluorescent lamp
#278Apparatus and method of driving light source for display device
#279Method and apparatus for DC to AC power conversion for driving discharge lamps
#280Electrical circuit for fluorescent lamps
#281Apparatus of driving light source for display device
#282Liquid crystal display method and liquid crystal display device
#283Portable fluorescent task lamp
#284Method for controlling power supply in a buffered modulation mode
#285Method for controlling power supply through multiple modulation modes
#286Apparatus and method of driving lamp of liquid crystal display device
#287Apparatus and method of driving lamp of liquid crystal display device
#288Frequency feedforward for constant light output in backlight inverters
#289Display device having lamp control circuit
#290DC/AC inverter
#291Digital ballast
#292High-efficiency adaptive DC/AC converter
#293Methods and protection schemes for driving discharge lamps in large panel applications
#294Circuit arrangement
#295Circuit making use of push/pull-type control chip to drive half bridge-type inverter circuit
#296Maximum/minimum value output circuit
#297Square wave drive system
#298Discharge lamp lighting apparatus for lighting multiple discharge lamps
#299Method and apparatus for controlling a discharge lamp in a backlighted display
#300Control system for a resonant inverter with a self-oscillating driver