Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps
Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100)
03/2014
03/26/2014CN103687258A HID electronic ballast and lighting device with same
03/26/2014CN103687257A High-efficiency replacement type fluorescent lamp tube and simple replacement method thereof
03/26/2014CN103687256A Advanced peak ballast
03/26/2014CN102695345B Energy-efficiency intelligent ballast
03/26/2014CN101959360B Power supply driver module for one-driven-two low-frequency electrodeless lamp
03/26/2014CN101861045B Power-line carrier electrodeless lamp control relay
03/25/2014US8680889 Light emitting diode and integrated package therefor
03/25/2014US8680789 Controlling a parameter of a device through qualified motion sensing
03/25/2014US8680785 Variable master current mirror
03/25/2014US8680783 Bias voltage generation using a load in series with a switch
03/25/2014US8680777 Versatile zero-voltage switch resonant inverter for industrial dielectric barrier discharge generator applications
03/25/2014US8680776 Lighting device including a fast start circuit for regulating power supply to a PFC controller
03/25/2014US8680771 Controller customization system with phase cut angle communication customization data encoding
03/20/2014WO2014043004A1 Light using energy storage with segment control
03/20/2014US20140077696 Inductively coupled ballast circuit
03/19/2014CN203492255U Electrodeless lamp ballast with electromagnetic screen
03/19/2014CN203492254U Power converter for xenon lamp of vehicle
03/19/2014CN203492253U Fully digitalized ballast
03/19/2014CN203492252U Over-voltage over-current protection circuit used for computer display
03/19/2014CN203490533U Device for detecting short-arc ultra-high-pressure projection-lamp driver
03/19/2014CN103648228A Digital electronic ballast
03/19/2014CN103648227A Electronic ballast
03/19/2014CN103648226A Power supplier of fluorescent lamp
03/19/2014CN102256424B Light source apparatus
03/19/2014CN102036441B Driving device for lighting circuit and illumination device
03/19/2014CN101849438B High pressure discharge lamp lighting device
03/19/2014CN101754545B High pressure discharge lamp lighting apparatus
03/19/2014CN101523986B Operating device and method for operating luminous means
03/19/2014CN101453818B Discharge lamp circuit protection and regulation apparatus
03/18/2014US8674621 Constant current control circuit with multiple outputs for LED driver
03/18/2014US8674620 Multi channel LED driver
03/18/2014US8674619 High frequency power supply device
03/18/2014US8674618 Method and apparatus for curing thin films on low-temperature substrates at high speeds
03/18/2014US8674604 Activation module for a gas discharge lamp
03/18/2014CA2637596C Solid-state, color-balanced backlight with wide illumination range
03/13/2014WO2014039000A1 A generator for a flash device and a method in a generator for a flash device
03/12/2014CN203482478U Low frequency resonant igniter
03/12/2014CN203482477U HID xenon light source power-adjustable street lamp
03/12/2014CN203482476U PFC circuit in sodium lamp electronic ballast
03/12/2014CN203482475U Plasma electromagnetic inductive electrodeless lamp
03/12/2014CN103635001A LC inductance-capacitance ballast for high-voltage sodium lamp
03/12/2014CN103635000A Lamp protective circuit
03/12/2014CN103634999A Low-power-factor separate excitation type metal halogen lamp electronic ballast
03/12/2014CN103634998A Lamp circuit
03/12/2014CN102595747B Fluorescent lamp type identification method based on digital control electronic ballast and digital general electronic ballast
03/12/2014CN102548165B Buckle structure and ballast box
03/12/2014CN102325417B Universal lifting type lighting power box
03/12/2014CN102128366B Fluorescent lamp and method for adjusting color temperature and luminous flux of fluorescent lamp
03/12/2014CN101848593B Abnormal electronic ballast state protection circuit, electronic ballast and lamp
03/12/2014CN101843177B System for feeding light sources subject to dimming and corresponding method
03/12/2014CN101836508B Electronic ballast for discharge lamp
03/12/2014CN101365280B Lamp driving circuit
03/11/2014US8670873 Lighting control system and method
03/11/2014US8669722 Color temperature adjustment for LED lamps using switches
03/11/2014US8669721 Solid state light source based lighting device and lighting system
03/11/2014US8669720 Method and apparatus for a switch having a light pipe for combined LED display and light level sensing
03/11/2014US8669715 LED driver having constant input current
03/11/2014US8669714 Method for dimming a light-emitting diode arrangement of a motor vehicle
03/11/2014US8669713 Method for setting and adjusting light emitted from an adjustable lighting device, adjustable lighting device and light-adjusting circuit thereof
03/11/2014US8669711 Dynamic-headroom LED power supply
03/11/2014US8668339 Light source device
03/06/2014WO2014033371A1 Electronic device for controlling and powering discharge lamps
03/06/2014WO2014015009A3 Methods for networking consumer devices
03/06/2014US20140063471 Driving device and driving method for discharge lamp, light source device, and projector
03/06/2014US20140062335 Electrical power control of a field emission lighting system
03/05/2014CN203467052U Lamp power control circuit
03/05/2014CN203467051U Sodium lamp electronic ballast
03/05/2014CN203467050U Low-frequency electrodeless energy-saving lamp
03/05/2014CN203467049U Energy saving lamp
03/05/2014CN203467048U Digital ballast with surge voltage and electromagnetic interference resistance
03/05/2014CN103619115A Fluorescent lamp exciting circuit
03/05/2014CN103619114A Electrical ballast capable of reducing impact on power grid voltage waveform distortion
03/05/2014CN103619113A Electronic-type ballast for reducing power grid voltage waveform distortion by bidirectional controllable silicon
03/05/2014CN103618507A Radio frequency power amplifier system and lighting equipment
03/05/2014CN103617872A Integrated magnetic element, manufacturing method thereof and integrated LED drive power supply
03/05/2014CN102523669B Abnormality protection circuit for electronic ballast of cold cathode lamp
03/05/2014CN102238792B Electronic ballast for high pressure gas discharge lamp
03/05/2014CN101690414B Universal dimming method and system
03/04/2014US8664930 Method of stabilizing work consumption of passive element
03/04/2014US8664895 Circuits and methods for driving light sources
03/04/2014US8664894 Method and device for driving a fluorescent lamp
03/04/2014US8664887 Xenon lamp drive unit, method for driving xenon lamp, and artificial solar light irradiation unit
03/04/2014US8664886 Timer-based switching circuit synchronization in an electrical dimmer
03/04/2014US8664880 Ballast/line detection circuit for fluorescent replacement lamps
03/04/2014US8664878 Ballast with an arc quenching circuit
03/04/2014US8664877 Light driving apparatus
03/04/2014US8664875 LED control circuit with auto on/off function
03/04/2014US8664870 Cascoded current regulator
02/2014
02/27/2014DE102012107816A1 Short-term annealing of first layer, which is applied on a substrate, comprises exposing first layer on one side, which is facing away from substrate, to light radiation by flash lamp through lightning pulse in short time
02/26/2014EP2700287A2 Instant start ballast system
02/26/2014CN203457397U Frequency-jittering ballast for electrode-less lamp
02/26/2014CN203457396U A xenon lamp electronic ballast voltage-type power adjusting apparatus
02/26/2014CN203457395U Continuous variable power inductance ballast and continuous variable power electric appliance
02/26/2014CN203457394U Driving circuit of compact fluorescent lamp
02/26/2014CN203457393U Energy-saving device for high-frequency high-pressure sodium lamp
02/26/2014CN203457392U Sodium lamp LC series resonance ignition device
02/26/2014CN203457391U Intelligent-type addressable ultraviolet-lamp electronic ballast
02/26/2014CN203457390U Xenon-mercury lamp trigger
02/26/2014CN203457389U Auxiliary start circuit for fluorescent lamp
02/26/2014CN1947474B Apparatus and method for compensating for reduced light output of a light source having a lumen depreciation characteristic over its operational life
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