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)
03/2012
03/21/2012CN102385415A Notebook computer
03/21/2012CN102385226A Light source control device and projector
03/21/2012CN102385219A Intelligent traffic LED flash lamp and circuit thereof
03/21/2012CN102384415A Novel bedroom ceiling lamp
03/21/2012CN102384390A Lamp and control method thereof
03/21/2012CN102384380A Elastic lamp capable of changing color
03/21/2012CN102384376A Light emitting diode bulb, lamp and lighting device of using same
03/21/2012CN102384375A Micro-electronics integration module control type light-emitting diode (LED) lighting lamp
03/21/2012CN102381337A Flash frequency controller for steering lamp of motor vehicle
03/21/2012CN102381242A Automobile intelligent illuminating system controlled by single chip microcomputer
03/21/2012CN102077767B Intelligent plant supplementary lighting method and device
03/21/2012CN101813297B Light source and method for providing stable emergent light thereof
03/21/2012CN101737700B Color-changing light with acoustic control music color lamps
03/21/2012CN101646283B Driving circuit for powering light sources and display system
03/21/2012CN101645474B Photoelectric element and manufacturing method thereof, backlight module device and illuminating apparatus
03/21/2012CN101625090B LED molding decoration lamp
03/21/2012CN101625087B Detachable decoration lamp with redundant fault-tolerant function
03/21/2012CN101619820B Detachable decorative lamp
03/21/2012CN101592305B Solar LED building illuminating system
03/21/2012CN101571276B Light-emitting diode illuminating device
03/21/2012CN101356859B Efficient lighting device and method
03/21/2012CN101355842B Lighting control for vehicle lighting device
03/21/2012CN101166386B Light source device, light source driving device, light emission amount control device and liquid crystal display
03/21/2012CN101138279B Grouping wireless lighting nodes according to a building room layout
03/21/2012CN101067698B Light emitting diode substrate and manufacturing method thereof and liquid crystal display using the same
03/20/2012US8140276 System and method for streetlight monitoring diagnostics
03/20/2012US8139378 LED dimmer device adapted for use in dimmer
03/20/2012US8138875 Inductively powered apparatus
03/20/2012US8138691 Multi-channel driving circuit and driving method thereof
03/20/2012US8138690 LED-based lighting methods, apparatus, and systems employing LED light bars, occupancy sensing, local state machine, and meter circuit
03/20/2012US8138689 Lighting control console for controlling a lighting system
03/20/2012US8138688 Half-bridge power converter for driving LED by series-resonant connection of inductor, inductor and capacitor
03/20/2012US8138687 Multicolor lighting system
03/20/2012US8138686 Current regulator and method for efficiency improvement of a LED display system
03/20/2012US8138685 Power converting circuit and controller thereof
03/20/2012US8138683 Method for controlling a series circuit current of a lighting installation at an airfield or the like, and a constant-current regulator
03/20/2012US8138682 Symmetrical RF power supply for inductively coupled electrodeless lamps
03/20/2012US8138680 Light string with external resistor unit
03/20/2012US8138679 Organic electroluminescent light emitting device for restoring normal operation after low-voltage errors
03/20/2012US8136969 Variable lighting system for optimizing night visibility
03/20/2012CA2750432A1 Temperature compensated led constant current source
03/19/2012DE202011109315U1 Kompakt-Solarmodul Compact Solar Module
03/16/2012DE202010013133U1 Lampenbetriebsgerät mit zugeordneter Timereinheit Lamp operating device with associated timer unit
03/15/2012WO2012033527A1 "system and method for reading, measuring and/or controlling intensity of light emitted from an led"
03/15/2012WO2012033410A2 Led driver circuit and method
03/15/2012WO2012033295A2 Led power supply device and led power supply method to minimize power loss and heat generation
03/15/2012WO2012033281A1 Method and system for automatically controlling illumination in a building
03/15/2012WO2012032452A1 Controlling a color variation of a color adjustable illumination device
03/15/2012WO2012031927A1 Energy-efficient lighting system
03/15/2012WO2012031435A1 Stabilization circuit for electronic transformer driven led devices
03/15/2012WO2011159048A9 Led fluorescent lamp
03/15/2012US20120063643 Methods, Systems, and Products for Gesture-Activation
03/15/2012US20120063148 Light-emitting module and lighting apparatus
03/15/2012US20120063121 Multi-Die LED Package and Backlight Unit Using the Same
03/15/2012US20120062819 Led circuit with zener diodes
03/15/2012US20120062607 Method And Apparatus for Edge Lit Displays
03/15/2012US20120062536 Organic light emitting display with pixel and method of driving the same
03/15/2012US20120062152 Modular lighting arrays
03/15/2012US20120062151 Ball shape led lamp
03/15/2012US20120062150 Thermally Self-Stabilizing LED Module
03/15/2012US20120062149 Light emitting diode driving integrated circuit
03/15/2012US20120062148 Luminescence driving apparatus, display apparatus, and driving method thereof
03/15/2012US20120062146 Lamp driving device
03/15/2012US20120062145 Led (light-emitting diode) output power adjusting device and method thereof
03/15/2012US20120062144 Led drivers with adaptive hysteretic control circuits and associated methods of operation
03/15/2012US20120062143 Driving circuit
03/15/2012US20120062142 Method of Stabilizing Work Consumption of Passive Element
03/15/2012US20120062141 Variable-impedance load for led lamps
03/15/2012US20120062140 Method For Transmitting Control Information From A Control Device To A Lamp Unit As Well As A Corresponding Illuminating System, Lamp Unit And Control Device
03/15/2012US20120062139 Illumination Assembly
03/15/2012US20120062138 Apparatus and method for led light control
03/15/2012US20120062135 Display apparatus and method of driving pixel thereof
03/15/2012US20120062134 Driving circuit for t8 led lamp
03/15/2012US20120062133 Low voltage led dimmer with integrated universal switch mode power supply
03/15/2012US20120062132 Regulated Voltage Protection Circuit, Display Controller and LED Driving Method of the Same
03/15/2012US20120062131 Method of driving a light source, light source apparatus for performing the method and display apparatus having the light source apparatus
03/15/2012US20120062130 Image display apparatus
03/15/2012US20120062129 Light Engine Device with Direct to Linear System Driver
03/15/2012US20120062128 Light dimming control
03/15/2012US20120062127 Light emitting diode lamp and optical communication networking system
03/15/2012US20120062126 Illumination device and method controlling the same
03/15/2012US20120062125 Distributed Lighting Control of a Corridor or Open Areas
03/15/2012US20120062124 Lighting device with optical pulsation suppression by polyphase-driven electric energy
03/15/2012US20120062123 Managing Light System Energy Use
03/15/2012US20120062122 Open led bypass circuit and associated methods of operation
03/15/2012US20120062121 Light module
03/15/2012US20120062119 Light generating device and method for controlling the device
03/15/2012US20120062115 Light emitting device
03/15/2012US20120062113 Light-emitting diode (led) module with light sensor configurations for optical feedback
03/15/2012DE102010045389A1 Power supply arrangement for driving electric load e.g. LED, has signal output that provides measurement signal used for measuring current value of driver signal and for adjustment of output voltage of load circuit
03/15/2012DE102010044965A1 Circuit device for electric lamp of stairway lighting in building, has switch timer which is activated by voltage drop in spacer branch in which switch timer is arranged, where voltage drop is produced by switching of switching element
03/15/2012DE102004056705B4 Lumineszenzdiodenanordnung und Verfahren zur Überwachung von Lumineszenzdiodenchips Lumineszenzdiodenanordnung and procedures for monitoring of LED chips
03/14/2012EP2429266A2 Dimming of light operating devices to pre-defined levels
03/14/2012EP2429265A2 Method and system for communicating over a load line
03/14/2012EP2429092A1 A method for communicating among a plurality of two-wire control devices in an AC installation, such two-wire control devices, and method for controlling such an installation.
03/14/2012EP2427809A1 Lighting and energy control system and modules
03/14/2012CN202168261U Filament converting alarm device of train signal machine
03/14/2012CN202168260U Road lamp electricity saving device possessing automatic fault alarm function
03/14/2012CN202168259U Lamp voltage and current control device based on wireless fidelity (WiFi) communication mode
03/14/2012CN202168258U 具语音控制及播放功能的灯具 With voice control and playback of lighting
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