Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 37 - Circuit arrangements for electric light sources in general
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
04/2014
04/09/2014CN103716940A Light-operated street-lamp circuit
04/09/2014CN103716939A Light-operated street-lamp circuit
04/09/2014CN103716938A Intelligent constant-light-intensity illumination system
04/09/2014CN103716937A Intelligent constant-light-intensity illumination system and work method thereof
04/09/2014CN103716936A Inductor boost LED power supply circuit
04/09/2014CN103716935A Drive device of a number of lighting units based on light emitting diodes
04/09/2014CN103716934A Driving circuit for driving light source, method and controller
04/09/2014CN103716933A Combustible gas detection alarm lighting circuit and apparatus
04/09/2014CN103716877A Earth positioning system
04/09/2014CN103715887A Direct-current power supply device
04/09/2014CN103713538A LED guiding sign controller
04/09/2014CN103712189A LED high-voltage module driven by 220V alternating current
04/09/2014CN103712137A Domestic intelligent scene ceiling lamp
04/09/2014CN103712129A LED clamping plate lamp for glass partition
04/09/2014CN103712086A Multifunctional disaster-prevention light
04/09/2014CN102768402B Microscope with adjustable illuminating color temperature and brightness
04/09/2014CN102665362B Earthing type protective infrared human-sensing LED smart lamp
04/09/2014CN102573223B Indicating lamp control circuit for electric facilities, and mobile phone
04/09/2014CN102520610B Intelligent light alarm
04/09/2014CN102506312B Induction lamp
04/09/2014CN102419611B Method for stabilizing power consumption of passive element
04/09/2014CN102378443B LED switch circuitry for varying input voltage source
04/09/2014CN102378431B Driving circuit of light-emitting diode, decoding circuit and decoding method
04/09/2014CN102374471B Intelligent wireless fire fighting emergency lamp
04/09/2014CN102348307B LED street lamp and driving power supply circuit thereof
04/09/2014CN102316634B Automatic fog lamp control device and foggy day detection method
04/09/2014CN102307417B Target tracking subsection power supply street lamp system
04/09/2014CN102300376B LED (light emitting diode) short circuit detection and protection method and device of LED (light emitting diode) driving chip
04/09/2014CN102238784B Light-emitting diode (LED) power supply driving circuit
04/09/2014CN102238768B Light-emitting diode (LED) backlight source driving module
04/09/2014CN102123548B Brightness adjusting method and system of LED lamp
04/09/2014CN101922621B Light emitting device with sensing function
04/09/2014CN101702847B Non-overcharge rapid precharge circuit unchanged as temperature and process
04/09/2014CN101605418B Intelligent high-reliability drive module
04/09/2014CN101513127B Lighting control
04/09/2014CA2829375A1 Lighting device having uninterruptible illumination and external power supply function
04/08/2014US8693878 Illumination device and method for embedding a data signal in a luminance output using AC driven light sources
04/08/2014US8693854 Vacuum heating device and vacuum heat treatment method
04/08/2014US8692486 DC/DC converter, control circuit thereof and lighting apparatus using the same
04/08/2014US8692485 Intelligent electrical systems for powering electrical circuits
04/08/2014US8692484 Automatic light regulating power supply device
04/08/2014US8692483 Intelligent power control system
04/08/2014US8692481 Dimmer-controlled LEDs using flyback converter with high power factor
04/08/2014US8692479 Method of controlling a ballast, a ballast, a lighting controller, and a digital signal processor
04/08/2014US8692475 PFC LED driver capable of reducing current ripple
04/08/2014US8692474 Electronic ballast circuit for lamps
04/08/2014US8692473 Portable lighting device
04/08/2014US8692472 LED driving method and driving power source device
04/08/2014US8692471 LED driving system and method
04/08/2014US8692470 Designs for control on solar power system with extreme low energy consumption
04/08/2014US8692469 LED drive circuit and LED illumination apparatus using the same
04/08/2014CA2658061C Load control device having a split enclosure
04/08/2014CA2618968C Ignition limited illuminator
04/08/2014CA2610217C Solar powered led street lamp with automatic light control
04/07/2014DE202014001792U1 Verschaltungsstruktur einer Lichterkette aus Reihen- und Parallelschaltungen Circuits within a light string of series and parallel circuits
04/04/2014CA2829424A1 Tree ornament light switch
04/03/2014WO2014052524A1 Mounted lighting systems and methods
04/03/2014WO2014052121A1 Transient power communication
04/03/2014WO2014051783A1 Light id error detection and correction for light receiver position determination
04/03/2014WO2014051609A1 Filament miswire protection in an electronic dimming ballast
04/03/2014WO2014051432A1 Method of controlling a plurality of mobile transceivers scattered throughout a transceiver field, and system.
04/03/2014WO2014051302A1 Alarm clock integrated with lamp and method for controlling operation of lamp thereby
04/03/2014WO2014051234A1 Hybrid control-type planar led lighting apparatus
04/03/2014WO2014049473A1 Methods and apparatus for adjusting a lighting parameter in a light management system based on user action.
04/03/2014WO2014048391A1 Lighting device
04/03/2014WO2014048157A1 Led driving apparatus and driving method thereof
04/03/2014WO2014048102A1 Stable pulse power output apparatus
04/03/2014WO2014048020A1 Detection and control circuit of power supply system
04/03/2014WO2014048019A1 Intelligent led light bulb
04/03/2014WO2014047749A1 Driving device for a plurality of lighting units based on light emitting diode
04/03/2014WO2014025159A3 Lighting dimming system using light-emitting device
04/03/2014WO2014013454A3 Digital communication interface circuit for line-pair with duty cycle imbalance compensation
04/03/2014WO2014009861A3 Method of controlling a lighting device
04/03/2014WO2013136242A3 Methods and apparatus for emergency powering of a light source
04/03/2014US20140092391 Light source and optical coherence tomography apparatus using the same
04/03/2014US20140091733 Light emitting diode lighting device with tunable duty cycles
04/03/2014US20140091732 Transient power communication
04/03/2014US20140091730 Dual-Mode Dimmable Receptacle
04/03/2014US20140091729 Light-emitting element driving circuit system
04/03/2014US20140091727 Off Peak Powered Lighting System for Offices and Buildings
04/03/2014US20140091725 Method of powering flashlight tailcaps
04/03/2014US20140091724 Solid state light source driver establishing buck or boost operation
04/03/2014US20140091722 Method and Apparatus for Measuring Operating Characteristics in a Load Control Device
04/03/2014US20140091720 Controller for Use with a Power Converter and Method of Operating the Same
04/03/2014US20140091719 Christmas string light control system and string light device thereof
04/03/2014US20140091718 Power Converter with an Inductor-Inductor-Capacitor Stage and Method of Operating the Same
04/03/2014US20140091711 Circuit arrangement, lighting apparatus and method of crosstalk-compensated current sensing
04/03/2014DE112012002418T5 Elektronische Schalteranordnung A switch circuit
04/03/2014DE102013106189A1 Steuerung zur Verwendung in einem Leistungswandler und Verfahren zu dessen Betrieb Control for use in a power converter and method of operating
04/03/2014DE102013105484A1 Leistungswandler mit einer Induktivitäts-Induktivitäts-Kapazitäts-Stufe und Verfahren zu dessen Betrieb Power converter with an inductance-inductance-capacitance stage and method for its operation
04/03/2014DE102012217748A1 Operating circuit of lamp for LED line, has control unit configured to control switch current detected by conductive-connected switch and to calculate LED current through LED range
04/03/2014DE102012109216A1 Optoelektronische Baugruppe und Verfahren zum Betreiben einer optoelektronischen Baugruppe The optoelectronic assembly and method of operating an optoelectronic assembly
04/03/2014DE102012109207A1 Verfahren und Vorrichtung zum Herstellen eines optoelektronischen Bauelementes Method and apparatus for producing an optoelectronic component
04/03/2014DE102009036022B4 Optischer Transceiver und Faseroptischer Kreisel Optical transceivers and fiber optic gyroscope
04/02/2014EP2713681A1 Lighting system
04/02/2014EP2713680A1 Method for the determination of the availability of a bus-line and communication control unit
04/02/2014EP2713677A1 Power supply device for LED and light emitting device having the same
04/02/2014EP2712490A2 Lighting device
04/02/2014EP2712489A1 System and method of commissioning a lighting system
04/02/2014CN203523125U Circuit for LED driving power supply plus Y capacitor
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