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US20110298379 SYSTEM OF CONTROLLING PRODUCT DISPLAY LIGHTING  
There is provided a system of controlling product display lighting capable of controlling brightness levels and/or colors of illuminating light suitable for corresponding products according to...
US20090310338 INDEPENDENT CONTROL OF LIGHT EMITTING DIODES  
A light emitting apparatus includes multiple Light Emitting Diode (LED) device controller integrated circuits and multiple LEDs of same color, but of different electrical and/or optical...
US20080122588 Address-Free Driving Device and Lighting Fixture System  
An address-free driving device and lighting fixture system are disclosed. The device is applied in controlling a lighting device, and includes a serial interface, a signal converter, a signal...
US20100141148 DRIVING A LIGHTING DEVICE  
Driving a lighting device by a driving circuit for providing driving power for driving a lighting device, and by a decoupling unit for electrically decoupling the driving circuit from a lighting...
US20120104955 LED WITH INTEGRATED CONSTANT CURRENT DRIVER  
An LED package containing integrated circuitry for matching a power source voltage to the LED operating voltage, LEDs containing such integrated circuitry, systems containing such packages, and...
US20060226791 Method of adopting square voltage waveform for driving flat lamps  
The present invention relates to a method adopting square voltage waveform for driving a flat lamp used as the light source of a flat panel display or a common light fixture, the method comprising...
US20130307436 METHOD FOR IMPROVING OPERATION LIFETIME OF CAPACITOR, CAPACITOR CONTROL CIRCUIT STRUCTURE AND USE THEREOF  
The invention provides a method for improving operation lifetime of a capacitor module in an electronic circuit employing the capacitor module, comprising the steps of providing two or more...
US20130264965 OMNI VOLTAGE DIRECT CURRENT POWER SUPPLY  
A battery operated LED lighting apparatus including: a battery outputting a battery voltage; a light emitting diode or array of light emitting diodes; and a power supply including a boost...
US20090189538 Desk Lamp with Parallel Guidance  
In a lamp, in particular a desk lamp, with a base plate (2) and a lamp head (3), the lamp head (3) is held on the base plate (2) via two profile elements (4, 5) running next to one another,...
US20090128050 Circuit Unit  
The invention relates to a circuit unit for a semiconductor unit which produces radiation, with a forward voltage Uf being applied during operation to the semiconductor unit which produces...
US20150042238 DRIVING METHOD OF MULTI-COMMON ELECTRODES AND DISPLAY DEVICE  
A driving method of multi-common electrodes and a display device are provided. The driving method includes following steps: providing a plurality of common voltages, in which the common voltages...
US20140254146 Multi-Sequenced LEDs on Two or More Wires  
The present invention is generally directed to sequencing two or more LEDs on two or more wires; if more than two wires are used, any two pairs of wires can be used as a pair of wires. Each pair...
US20150008844 LIGHTING POWER SUPPLY  
Lighting power supply system (1) including a mains input converter (11) operable to provide power, a controller (17) operable to control at least one element of the lighting system, a controller...
US20150061536 SYSTEMS AND METHODS FOR LOW-POWER LAMP COMPATIBILITY WITH A TRAILING-EDGE DIMMER AND AN ELECTRONIC TRANSFORMER  
In accordance with embodiments of the present disclosure, an apparatus may comprise a controller to provide compatibility between a load and a secondary winding of an electronic transformer. The...
US20110074310 DISCHARGE LAMP LIGHTING APPARATUS  
In order to suppress a peak of an excessive current and suppress a variation in a resonance voltage of a resonator, which are likely to occur immediately after a discharge lamp starts lighting, in...
US20150237692 POWER SUPPLY DEVICE  
A power supply device may include an insulating DC/DC converter unit including a primary winding and a secondary winding magnetically coupled to the primary winding, and inducing a voltage in the...
US20120098456 Light Emitting Diode Driving Circuit  
A light emitting diode driving circuit includes connected driving units, each of which is configured for driving multiple channels of light emitting diodes generating a feedback voltage for the...
US20060119286 Lamp driving topology with current balancing scheme  
A lamp driving system includes a transformer, a first impedance network coupled in series to a second impedance network, and a first load coupled in series to a second load. The second impedance...
US20110234996 DISCHARGE LAMP UNIT AND PROJECTION TYPE IMAGE DISPLAY APPARATUS USING THE SAME  
Provided is a discharge lamp unit operable to detect a precursor of breakage of a lamp before the lamp is broken and to prevent breakage of the lamp. The discharge lamp unit includes: a discharge...
US20150054423 INDIVIDUALLY ADDRESSABLE DIMMER SYSTEMS AND METHODS  
Systems and methods for of dimming generally considered to be non-dimmable with conventional dimmers. An exemplary dimming module accepts a power source for a light source and a dimming signal....
US20120187862 LIGHT EMITTING DIE (LED) PACKAGES AND RELATED METHODS  
LED packages and related methods are provided. The LED packages can include a submount having a top and bottom surface and a plurality of top electrically conductive elements on the top surface of...
US20090129048 Brightness adjustable keyboard illuminating module of electronic device  
A brightness adjustable keyboard illuminating module of an electronic device includes a controlling unit, a voltage regulating unit, and a projection lamp unit. The controlling unit is used for...
US20100045202 Interface Device for Low Power LED Airfield Lighting System  
An interface device for driving a light emitting diode including an isolation and step down device, a rectifier, and output terminals is provided.
US20090058317 LIGHT-EMITTING DIODE LIGHT SOURCE AND LIGHT-EMITTING DIODE LAMP  
A light-emitting diode (LED) light source suitable for being electrically connected with a power line is provided. The LED light source includes an LED array, a power line communication (PLC) unit...
US20090021180 Led with integrated constant current driver  
An LED package containing integrated circuitry for matching a power source voltage to the LED operating voltage, LEDs containing such integrated circuitry, systems containing such packages, and...
US20110121754 Adaptive Current Regulation for Solid State Lighting  
Exemplary embodiments provide an apparatus, system and method for power conversion to provide power to solid state lighting, and which may be coupled to a first switch, such as a dimmer switch. An...
US20070247084 Power supply based on resonant converter for lamp  
A power supply based on resonant converter with or without feedback is used for lamp. The output voltage waveform is high frequency (above 10 kHz) component included in a band envelope without low...
US20120212151 PROGRAMMABLE CURRENT PWM DIMMING CONTROLLER  
An integrated system for supplying direct current and brightness dimming for light emitting diodes (LEDs) comprising: an LED driver power supply for supplying a constant direct current; an array...
US20120081031 FIELD EQUIPMENT PHOTOELECTRIC SENSING SENSITIVITY ADJUSTMENT  
Provided is a photoelectric sensing sensitivity adjusting device including: an LED for emitting light by being supplied with energy (current or voltage); a regulator for LED driving for supplying...
US20150015162 LIGHTING DEVICE  
A trigger-signal-output part sets a burst time cycle to a time period N (integer of two or more) times as long as a constant first cycle, and outputs a trigger signal M (positive integer of N or...
US20150028776 LIGHTING CONTROL SYSTEMS AND METHODS  
A circuit includes a dimming controller, an adjustable resistor connected downstream of and in series connection with the dimming controller, a driver connected downstream and in series with the...
US20120223656 Smart Load Control Device Having a Rotary Actuator  
A load control device for controlling the amount of power delivered from an AC power source to an electrical load comprises a rotary actuator, such as a rotary knob or a rotary wheel. The load...
US20110187282 Smart Load Control Device Having a Rotary Actuator  
A load control device for controlling the amount of power delivered from an AC power source to an electrical load comprises a rotary actuator, such as a rotary knob or a rotary wheel. The load...
US20100066268 LED Light Source Module and Constant-Current Unit Structure for Use Therewith  
An LED light source module and a constant-current unit structure for use therewith are provided. The LED light source module includes a constant-current unit and an LED set. The constant-current...
US20090256493 Driving circuit for display device, and test circuit and test method for driving circuits  
A driving circuit, which drives a display panel in a voltage range between a high negative voltage and a high positive voltage, includes: an electric charge discharging circuit; and a test...
US20110089855 KNOWLEDGE-BASED DRIVER APPARATUS FOR HIGH LUMEN MAINTENANCE AND END-OF-LIFE ADAPTATION  
A knowledge-based driver is provided for powering a solid-state light source with a constant current, including a memory that stores lumens per amp and volts per amp performance characterizations...
US20120212152 LED DRIVING DEVICE  
Disclosed herein is a light emitting diode (LED) driving device for driving a multi-channel LED element or an LED array for each channel, the LED driving device including: a constant current...
US20110156602 LIGHT EMITTING DIODE DRIVING DEVICE  
An LED driving device includes: an LED circuit having an input side for receiving a driving current corresponding to an AC input voltage from an external power source when the magnitude of a...
US20050073429 Remote controlled power switch  
The present invention discloses a system for remotely controlling a light. In the preferred embodiment, a standard remote control is used to turn a light level to a performance setting. The system...
US20100102749 CIRCUIT ARRANGEMENT AND METHOD FOR ADAPTING THE OUTPUT OF HIGH-PRESSURE DISCHARGE LAMPS  
A circuit arrangement for adapting the output of high pressure discharge lamps that is suitable for operating with an inductor is provided, wherein the circuit arrangement includes an electronic...
US20080042596 Backlight Device and Method for LCD Displays  
A backlight device for LCD displays can include a light-emitting source of the type that includes a cold-cathode or hot-cathode fluorescent tube that is lit with a high-frequency power supply. The...
US20060119287 Apparatus, logic and method for emulating the lighting effect of a candle  
According to one embodiment of the invention, a method comprises receiving a time-varying power waveform. The power waveform may be periodic and/or phase-controlled. Compressed within a power...
US20100213944 Diagnosis Device, Diagnosis Method, And Lamp Ballast Circuit Using The Same  
The present invention relates a diagnosis device for detecting an end of lamp life of a lamp, a diagnosis method, and a lamp ballast circuit using the same. The diagnosis device generates a...
US20090243507 SUNNY-CLOUDY SCALE FOR SETTING COLOR TEMPERATURE OF WHITE LIGHTS  
A control (410) for adjusting (420) the color output of a white light (430) provides an interface (210, 220, 301) that does not refer to, or depend upon an understanding of, color-temperature. The...
US20140139133 LED ILLUMINATING METHOD AND APPARATUS FOR IMAGE MEASURING DEVICE  
In an image measuring device that performs, on a work piece to be measured, low brightness continuous illumination and one of stroboscopic illumination and continuous illumination with high...
US20150035451 ADJUSTABLE LIGHT FIXTURE  
Methods and apparatus for controlling a light fixture having at least one adjustable attribute are described. In one embodiment, a light fixture having at least one adjustable attribute comprises...
US20130057177 ADJUSTABLE LIGHT FIXTURE  
Methods and apparatus for controlling a light fixture having at least one adjustable attribute are described. In one embodiment, a light fixture having at least one adjustable attribute comprises...
US20130293141 PORTABLE DEVICE AND METHOD FOR PRODUCT LIGHTING CONTROL, PRODUCT DISPLAY LIGHTING METHOD AND SYSTEM, METHOD FOR CONTROLLING PRODUCT LIGHTING, AND -METHOD FOR SETTING PRODUCT DISPLAY LOCATION LIGHTING  
A portable device and method for the setting and control of lighting of product display locations of a product display apparatus is provided. Product lighting settings are selected or...
US20120007520 DRIVER FOR DRIVING LIGHT EMITTING DEVICE  
A driver for driving a light emitting device includes an output stage and a driving stage. The output stage is for outputting a driving current to the light emitting device according to a driving...
US20100320930 LIGHTING APPARATUS  
A lighting apparatus including a reflector having a reflective exterior surface partially enclosing an interior space and defining a focal point within the interior space, and a high pressure...