|Electric lamp and discharge devices: systems patents - Monitor Patents|
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Electric lamp and discharge devices: systems February patent applications/inventions, industry category 02/10Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 02/25/2010 > patent applications in patent subcategories. patent applications/inventions, industry category
20100045186 - Dual brightness twinkle in a miniature light bulb: A circuit for high-low flashing in a series-wired light string circuit. The series-wired light string includes miniature incandescent bulbs disposed in respective light sockets. A resistive element connected in series with a bi-metallic thermal switching element is mounted—as a shunt—either inside the light socket or inside the bulb, so as... Agent: Dickstein Shapiro LLP
20100045188 - Adjusting a driving signal for solid-state lighting devices: Adjusting a driving signal for a lighting device by obtaining a temperature of the lighting device, and adjusting at least one parameter of a conversion procedure depending on the obtained temperature. Further a set-point of a desired colour and/or brightness is converted into a set-point of colour sensor coordinates with... Agent: Philips Intellectual Property & Standards
20100045189 - Organic light emitting diode lighting systems: A lighting system includes a plurality of organic light emitting diode (OLED) devices. By selecting the plurality of OLED devices, or by selectively controlling the plurality of OLED devices, the color characteristics of the lighting system can be tuned. The lifetime of the lighting system can be improved.... Agent: Foley And Lardner LLP Suite 500
20100045187 - System and method for driving led: A system drives one or plurality of LEDs, regulating their brightness by controlling LEDs average current or voltage. The system includes a switching power converter and an integrated digital regulator with at least one of electrical, thermal and optical feedbacks. The regulator is constructed as a hysteretic peak current mode... Agent: Gamburd Law Group LLC
20100045190 - Led backlight: An LED backlight controller is disclosed. One embodiment comprises a luminance regulator to generate a luminance control signal to adjust a luminance level in a LED backlight assembly, a timing controller to generate a dimming control signal to adjust a dimming level in the LED backlight assembly, wherein the dimming... Agent: Alleman Hall Mccoy Russell & Tuttle LLP
20100045191 - Device for controlling light sources: An illumination system (1) comprises: —at least one light source (2); —a control system (3) for controlling the light sources, the control system comprising a sensor system (4) with at least one light sensor (5) for sensing ambient light (L1) and for generating a sensor output signal (M) representing the... Agent: Philips Intellectual Property & Standards
20100045192 - Method for driving light source, light source apparatus for performing the method and display apparatus having the light source apparatus: A method for driving a light source includes providing a first control voltage at a first level to a memory so that the memory performs a writing operation when an external control signal is received by a control voltage generating circuit, providing a second control voltage at a second level... Agent: Cantor Colburn, LLP
20100045193 - Organic electroluminescent light emitting device for restoring normal operation after low-voltage errors: An illuminating device of a light emitting device using a lamp (light emitting element) is provided with a control power source circuit for generating a control voltage, a step-down chopper circuit for converting a direct-current voltage into power needed for the lamps comprising organic electroluminescent elements as light emitting elements,... Agent: Waddey & Patterson, P.C.
20100045194 - Powering and controlling light emitting diodes via thermally separated arrays of dissipative active elements: A chipset for powering and controlling a plurality of light emitting diode (LED) strings. The chipset includes a controller having a pulse width modulating (PWM) functionality and a data transfer interface circuitry; and at least one dissipative active element array comprising a plurality of dissipative active elements. The dissipative active... Agent: Microsemi Corp - Amsg Ltd.
20100045195 - Constant current switching power supply apparatus, method of driving it, light source driving apparatus, method of driving it, and image display apparatus: In a constant current switching power supply, the current flowing through the load, is feedback-controlled based on the deviation of the detection value (Id) from the target value (Ir), multiplied by a proportional gain (PG), the value of the gain is set to a predetermined value immediately after the load... Agent: Birch Stewart Kolasch & Birch
20100045196 - Circuit arrangement for firing a discharge lamp: A circuit arrangement for starting a discharge lamp, comprising: a first and a second input terminal for connecting an input voltage; an inverter, which has an input and an output, the input being coupled to the first and the second input terminal; a first and a second output terminal for... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100045197 - Gas-discharge lamp: A gas-discharge lamp (1) is described having an inner envelope (2) comprising a discharge vessel (3) and two tubular sections (6, 7) arranged on the discharge vessel (3), having two electrodes (4, 5) that project from the tubular sections into the discharge vessel (3) and that, to enable them to... Agent: Philips Intellectual Property & Standards
20100045198 - Led light engine: An integrated Light Emitting Diode (LED) device including multiple LEDs connected to a circuit board, integrated circuit (IC) drivers connected to the circuit board, and a first alternating current (AC) terminal and a second AC terminal connected to the circuit board.... Agent: Myers Andras Sherman LLP
20100045199 - Ignition transformer for a discharge lamp: An ignition transformer for a discharge lamp is provided having a transformer core whose material and dimensions are selected in such a manner that the Curie temperature of the material after the ignition which is achieved by means of the ignition transformer can be achieved by a voltage drop across... Agent: Viering, Jentschura & Partner - Osr
20100045200 - Lamp drive circuit: A lamp drive circuit used for driving a number of lamps is provided. The lamps are used in the backlight module. The backlight module is used for providing a light source during a liquid crystal display displays. The lamps are respectively electrically connected to a coil is. The coils substantially... Agent: Rabin & Berdo, PC
20100045201 - Circuit arrangement and method for striking a discharge lamp: A circuit arrangement for striking a discharge lamp, comprising: a drive apparatus, having an output adapted to provide a drive signal with a predeterminable frequency; an inverter, which is coupled to the output of the drive apparatus, and having an output adapted to provide a square-wave signal with a predeterminable... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100045203 - Illumination device: An illumination device includes a first circuit board, a second circuit board and a lighting unit. The first circuit board has a controlling circuit, a switching circuit and a protection circuit. The controlling circuit is electrically connected to the switching circuit and the protection circuit, respectively. The second circuit board... Agent: Birch Stewart Kolasch & Birch
20100045202 - 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.... Agent: Haynes And Boone, LLPIPSection
20100045204 - Self-oscillating switch circuit for use in a switching dc-dc converter: A self-oscillating switch circuit for use in a switching DC-DC converter that is enabled to use amplitude modulation dimming for dimming a load such as a LED is provided. The dimming may be used to provide two or more distinct light output levels, which may be used in automotive combined... Agent: Philips Intellectual Property & Standards
20100045208 - Circuit arrangement for operating at least one semiconductor light source: A circuit arrangement for operating at least one semiconductor light source having an input for inputting an input voltage, an output for outputting an output voltage to the semiconductor light source, wherein the main current path of the circuit arrangement lies between the two input terminals, and comprises a series... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100045206 - Led driving circuit: An LED driving circuit to provide DC power to an LED to generate light includes a voltage-lowering regulation circuit, a rectification circuit and a filter and current-limiting circuit. The voltage-lowering regulation circuit aims to regulate impedance and provide a back electromotive force with polarity opposite to input voltage so that... Agent: Frenkel & Associates
20100045209 - Lighting system for a stroller: A lighting system for a stroller includes: a power generation system coupled to at least one wheel of the stroller; a power source operationally coupled to the power generation system and configured to receive and store power generated by the power generation system; at least one first light source coupled... Agent: The Webb Law Firm, P.C.
20100045207 - Low-cost drive system for an led triad: A drive system for powering LED triads includes a controller for supplying power to one or more LED triad modules with integral encoding of the desired hue and intensity information. The LED triad modules each include an LED triad and decoding circuitry for activating the individual LED elements of the... Agent: Delphi Technologies, Inc.
20100045205 - Remote color control device and lighting system: A device is disclosed for wireless control of color of light emitted by a lighting system. The lighting system comprises signal receiving means and means for adjusting the color of light emitted from at least one lighting element, in response to a received color control signal from the device. The... Agent: Philips Intellectual Property & Standards
20100045210 - Power factor correction in and dimming of solid state lighting devices: An apparatus and method provides a driver circuit that provides for power factor correction (PFC) to a load, such as a solid-state lighting (SSL) device, such as, for example, a light emitting diode (LED) or an array or cluster of LEDs. A programmable reference is provided in the circuit to... Agent: North Weber & Baugh LLP
20100045211 - Brightness adjusting device and brightness adjusting method: A brightness adjusting device has: a warm-up time determining unit which calculates a temperature difference between the outside temperature detected by an outside temperature detecting unit and the inside temperature detected by an inside temperature detecting unit and reading and determining a warm-up time corresponding to the calculated temperature difference,... Agent: Mcginn Intellectual Property Law Group, PLLC
20100045212 - Devices having laterally arranged nanotubes: Nanotubes are positioned laterally between posts. These posts can be formed directly on a substrate, or on top of sharp protrusions, which are themselves located on the substrate. Horizontally positioned nanotubes can be used as emitters, either singly or as part of an array. Electron emissions from the sidewalls of... Agent: Xidex Corporation
20100045213 - Programmable radio frequency waveform generator for a synchrocyclotron: A synchrocyclotron comprises a resonant circuit that includes electrodes having a gap therebetween across the magnetic field. An oscillating voltage input, having a variable amplitude and frequency determined by a programmable digital waveform generator generates an oscillating electric field across the gap. The synchrocyclotron can include a variable capacitor in... Agent: Hamilton, Brook, Smith & Reynolds, P.C.02/18/2010 > patent applications in patent subcategories. patent applications/inventions, industry category
20100039036 - Initiation method for abnormal glow plasma discharge in a liquid-phase medium and apparatus for its implementation: A method and apparatus for initiating and maintaining an abnormal glow volumetric sonoplasma discharge (VSPD). With certain parameters of the electrical discharge and of the intensity of elastic vibrations, it is possible to initiate VSPD within a cavitating liquid medium. The mechanism for the initiation of VSPD is related to... Agent: Eric Hanscom
20100039037 - Light emitting diode driving apparatus: A light emitting diode driving apparatus includes: a switching converter having an inductor and a switching device; a plurality of serial light emitting diode lines each having a plurality of light emitting diodes connected in series; a plurality of rectifier diodes respectively connected in series to the plurality of serial... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20100039038 - Electronic ballast with high power factor: This invention provides an electronic ballast for a fluorescent lamp, including a rectifier for converting an alternating current input voltage into a direct current output voltage, and a circuit including a combined power factor correction (PFC) stage and an inverter, wherein the PFC stage and the inverter share a switch.... Agent: Parteq Research & Development Innovations
20100039040 - Driving method for high efficiency mercury-free flat light source structure, and flat light source apparatus: The flat light source structure according to the present invention includes an upper substrate made of a light transmitting material; a lower substrate separated from the upper substrate by a distance; a barrier rib for maintaining the distance, thereby defining a discharge space filled with a discharge gas with a... Agent: The Webb Law Firm, P.C.
20100039039 - High pressure discharge lamp lighting device and luminaire: A high pressure discharge lamp lighting device, includes: a DC/DC converter for converting a power source voltage of a DC power source into a desired DC voltage and stably lighting a high pressure discharge lamp; a DC/AC inverter for inverting the DC voltage into an AC voltage; and a starting... Agent: Bacon & Thomas, PLLC
20100039042 - Balancer board for backlight device: In a balancer board for a back light device, a plurality of shunt coils configured to transfer power from an inverter to a plurality of fluorescent tubes arrayed in a line are arrayed in a line in a direction which is the same as the direction in which the fluorescent... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20100039043 - Advanced low voltage lighting system: Disclosed is a lighting system supporting multiple independently controlled zones utilizing a plurality of semiconductor switches coupled to a plurality of transformers to produce a non-sinusoidal power output and controlled by a digital controller that receives feedback from each zone in order to auto-sense the proper voltage for a plurality... Agent: Paul D. Chancellor
20100039045 - Led module and method for operating at least one led: An LED module (10) for operating at least one LED (18) comprising an input (E1, E2) adapted for coupling to a DC voltage source (UE); an output (A1, A2) adapted for coupling to the at least one LED (18); a filter device (14); and a DC-DC converter (16); wherein the... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100039046 - Led reading light and method for operating an led reading light: The LED reading light, in particular for a passenger transportation vehicle such as, for example, an airplane, a bus, or a ship, is provided with two power supply connections (17) for connection to a power supply unit (16), an LED light means for giving off light with a desired light... Agent: Goodrich Corporation C/o The Cavanagh Law Firm
20100039044 - Light-emitting component and its manufacturing method: In a light emitting component, a resistor element is formed on the back surface of a substrate and its resistance value is adjusted to make the light intensity of a light emitting element (LED) in a predetermined range. A constant electric current circuit comprised of the resistor element and a... Agent: Posz Law Group, PLC
20100039047 - Drive device for performing electric power conversion by using switching element: A drive device includes a primary-side rectifier circuit for rectifying a received alternating-current voltage, a first capacitor for smoothing the rectified voltage, a switching element coupled to a primary winding of a transformer, for converting the smoothed voltage into an alternating-current voltage by turning on and off to be supplied... Agent: Fish & Richardson P.C.
20100039048 - Inverter controller and system: A driving circuit for driving loads includes a switch circuit, a transformer, a current sensing circuit, and an inverter controller. The switch circuit and the transformer are used for converting a DC electric power to an AC electric power so as to energize the loads. The current sensing circuit coupled... Agent: Patent Prosecution O2mirco , Inc.
20100039049 - Positive temperature coefficient light emitting diode light: An apparatus includes a light source, a substrate, a temperature-based controller and an insulator. The light source is mounted to the substrate. The temperature-based controller is electrically coupled to the light source and causes the light source to provide a relatively constant light output. The insulator is positioned proximate the... Agent: Michael C. Pophal Eveready Battery Company Inc
20100039050 - Methods for adjusting brightness of light sources: A method for adjusting brightness of a light source is provided. A light source with X brightness degrees is provided. The light source is turned on and off at least one time. When the number n of times of turning on the light source is less than or equal to... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20100039051 - Power variator: An apparatus for use in a process to regulate power for a particle accelerator includes a first circulator, a second circulator, a tee coupled between the first and the second circulator, and a tuner coupled to the tee. An apparatus for use in a process to regulate power for a... Agent: VistaIPLaw Group (varian)02/11/2010 > patent applications in patent subcategories. patent applications/inventions, industry category
20100033095 - Solid state semiconductor led replacement for fluorescent lamps: Various apparatuses and methods for replacing a fluorescent lamp with a non-fluorescent tube are disclosed herein. For example, some embodiments provide an apparatus for replacing a fluorescent lamp, including an electrical connector adapted to electrically connect to a fluorescent lamp fixture, a DC rectifier connected to the electrical connector, a... Agent: Guy K. Clinger
20100033096 - Atmospheric pressure plasma apparatus: Disclosed is an atmospheric pressure plasma apparatus for enhancing and or controlling the dissociation of a secondary gas by converting a source gas into a plasma state at atmospheric pressure and controlling the interaction between that plasma and the secondary gas using porous metal, and ceramic tubes to create a... Agent: The Nath Law Group
20100033097 - Lamp abnormality detecting device and inverter, backlight device, and display device which are equipped with the same: One embodiment of the present invention relates to a lamp abnormality detecting device that detects an abnormality in a lamp. A maximum/minimum extraction circuit outputs, as a maximum current, a current having a maximum current value among currents supplied thereto from lamp drive circuits and outputs, as a minimum current,... Agent: Harness, Dickey & Pierce, P.L.C
20100033098 - Method and device for driving a gas discharge lamp: A driver (1) for driving a gas discharge lamp (2) comprises: -a current source (3) generating lamp current, having a setpoint input (4) for receiving a setpoint signal; -a controller (10) generating a current setpoint signal (SM); -a controllable noise signal source (20) generating a pseudo random noise signal (SPRNS);... Agent: Philips Intellectual Property & Standards
20100033099 - Three-level dimming circuit for discharging lamp: A three-level dimming circuit for a discharging lamp includes a first contact, a second contact, and a third contact, a first full-wave rectification circuit connected to the first contact and the third contact, and a second full-wave rectification circuit connected to the first contact and the second contact. A selection... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw
20100033100 - Backlight module control system and control method thereof: A backlight module control system includes at least one backlight module, a driving circuit, at least one switch and a power supply module. The driving circuit is utilized for determining a driving signal to drive the backlight module. The switch is coupled between the driving circuit and the backlight module,... Agent: North America Intellectual Property Corporation
20100033101 - Electronic ballast with multimode lamp power control: A control means has an adjustment function in a microprocessor to adjust variations in an output to a discharge lamp due to variations in components by correcting a duty ratio of a PWM signal for varying an operating frequency of an inverter circuit so that a detected value of a... Agent: Waddey & Patterson, P.C.
20100033103 - Driving device and driving method for discharge lamp, light source device, and image display apparatus: A driving device for a discharge lamp includes: a discharge-lamp lighting unit that supplies an alternating current to the discharge lamp to thereby supply electric power to between two electrodes of the discharge lamp; an inter-electrode-voltage detecting unit that detects an inter-electrode voltage applied when predetermined electric power is supplied... Agent: Oliff & Berridge, PLC
20100033102 - Light adjusting device for a light emitting diode and related light adjusting method and light emitting device: A light adjusting device for a light emitting diode includes a switch, a detecting unit and an illumination adjusting unit. The switch is coupled to a power terminal, which is utilized for providing power for the light emitting diode. The detecting unit is coupled to the switch, and is utilized... Agent: North America Intellectual Property Corporation
20100033104 - Circuit configuration for starting and operating at least one discharge lamp: A circuit arrangement for starting and operating at least one discharge lamp is provided.... Agent: Viering, Jentschura & Partner - Osr
20100033105 - Driving device and driving method of electric discharge lamp, light source device, and image display apparatus: A driving device of an electric discharge lamp includes: a discharge lamp lighting unit which supplies power to the electric discharge lamp while alternately switching polarity of voltage applied between two electrodes of the electric discharge lamp to lighting the electric discharge lamp; and an anode duty ratio modulating unit... Agent: Oliff & Berridge, PLC
20100033106 - High-pressure discharge lamp, high-pressure discharge lamp lighting system and lighting equipment: Disclosed is a high-pressure discharge lamp includes a translucent ceramics sealed container provided with an enclosed part with a discharge space formed therein, a pair of electrodes disposed inside of both end parts of the translucent sealed container, an ionization medium having a structure containing a metal halide that primarily... Agent: Dla Piper LLP Us
20100033108 - Light control device: This invention refers to electricity and can be applied for wire and wireless remote control (RC) of target illumination equipment or different lights, for example tactical under-barrel light or laser designator mounted on small arms. The technical results achieved at application of the invention are the following: application of light... Agent: Houston Eliseeva
20100033107 - Universal electronic ballast for operating hg-free and hg-containing discharge lamps: The invention discloses a method and/or electronic ballast, which can be universally used for a plurality of types of discharge lamps and which performs an orientation mode for detecting the lamp type once the lamp is switched on, whereby the lamp type is detected... Agent: Viering, Jentschura & Partner - Osr
20100033109 - Driving circuit for powering light sources: There is provided a driving circuit for powering a plurality of light sources. The driving circuit includes a power converter, a plurality of switching regulators and a plurality of switching balance controllers. The power converter is operable for receiving an input voltage and for providing a regulated voltage to the... Agent: Patent Prosecution O2mirco , Inc.
20100033111 - Electroluminescent films for backlighting liquid crystal displays: The present invention replaces the conventional cold cathode fluorescent tubes used in backlighting units of liquid crystal displays with an integrated electro-luminescent film structure, subdivided into electrically isolated micro-panels. Ideally, the electro-luminescent structure comprises separate red, green and blue micro-panels providing full color capabilities. Alternatively, the electro-luminescent film structure includes... Agent: Teitelbaum & Maclean
20100033110 - Led driver and power control circuit with spread spectrum frequency modulation function and display panel using the same: The present invention relates to an LED driver, power control circuit and display panel using the same. The LED driver has the function of spread spectrum frequency modulation (SSFM). The circuit topology of the driver includes a power converter, an error amplifier, a feedback circuit, a saw-tooth generator and a... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20100033112 - Driving power supply system of an active type led with multiple channels: The present invention is to provide an active type multiple channeled LED power driving system, which is an operation system of driving power mainly designed for light source equipment using high power LED. The best system composition includes seven operation regions. The ordinary power is lead-in through a first region,... Agent: Rosenberg, Klein & Lee
20100033113 - Led drive circuit: An LED drive circuit that drives an LED is provided with: a rectifying circuit that converts an alternating voltage into a pulsating current; a constant current circuit; and an over-temperature protection portion that limits an output of the constant current circuit, wherein the LED and the constant current circuit are... Agent: Birch Stewart Kolasch & Birch
20100033114 - Dose composition suitable for low wattage ceramic metal halide lamp: A lamp includes a discharge vessel with electrodes extending into the discharge vessel and an ionizable fill sealed within the vessel. The fill includes a buffer gas, optionally mercury, and a halide component comprising a sodium halide, a lanthanum halide, a thallium halide, and a calcium halide. The lanthanum halide... Agent: Fay Sharpe LLP
20100033115 - High-current dc proton accelerator: A dc accelerator system able to accelerate high currents of proton beams at high energies is provided. The accelerator system includes a dc high-voltage, high-current power supply, an evacuated ion accelerating tube, a proton ion source, a dipole analyzing magnet and a vacuum pump located in the high-voltage terminal. The... Agent: Norris Mclaughlin & Marcus, P.A.02/04/2010 > patent applications in patent subcategories. patent applications/inventions, industry category
20100026185 - Self-ballasted lamp: A substrate is attached to one edge side of a radiator and a globe is attached covering the substrate. Heat-radiating fins are provided on the other edge side of the radiator and an air-cooling unit is rotatably provided inside the heat-radiating fins which enables to freely rotate. A case storing... Agent: Darby & Darby P.C.
20100026186 - Power supply ignition system and method: One embodiment comprises a plasma processing system having a plasma chamber, a generator, a feedback component, and a controller. The feedback component is adapted to receive at least one first signal having a level dependent upon the power signal supplied from the generator to the chamber. A feedback output is... Agent: Neugeboren O'dowd PC
20100026187 - Luminaire drive circuit: A luminaire drive circuit (1) comprises an AC to DC power supply (2) delivering DC power to rails (3), and a plurality of LED drive circuits (4) connected across the rails to receive DC power. Each LED drive circuit (4) comprises a plurality of LEDs (7) in series and a... Agent: Jacobson Holman PLLC
20100026188 - Automatic lamp detection method and optimal operation for fluorescent lamps: There is provided a method that can detect the lamp type of fluorescent lamps and operate the lamp at the appropriate lamp power. The proposed method involves the classification of lamp characteristics of existing fluorescent lamps and the use of logic detection method such as a fuzzy logic detection and... Agent: Heslin Rothenberg Farley & Mesiti PC
20100026189 - Lamp driving circuit, and detection circuit for detecting an end-of-life condition: A lamp driving circuit (110) for driving a gas discharge lamp (11) is described, comprising current generating means (M1, M2, D1, D2, L, C, C1, C2) for generating a lamp current in discontinuous mode or critical discontinuous mode, and a controller (12) for controlling the operation of the current generating... Agent: Philips Intellectual Property & Standards
20100026190 - Led driver circuit and the method thereof: A method for driving a plurality of LEDs comprises the steps of: driving the plurality of LEDs according to a series of display signals; synchronously detecting the plurality of LEDs in a display mode for obtaining fault information; and serially outputting the fault information.... Agent: Wpat, PC Intellectual Property Attorneys
20100026193 - Led module with dedicated color regulation and corresponding method: An LED module for backlighting a screen comprising at least one LED, (LR, LG1, LG2, LB), a sensor device for detecting at least one physical quantity, and a drive device for driving the at least one LED (LR, LG1, LG2, LB) depending on a signal from the sensor device.... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100026192 - Photosensor and ambient light sensor: A method of operating a photosensor comprising: applying a bias voltage to a photosensor (12) comprising n (n>1) photo-sensitive elements (8) connected in series, and determining the photocurrent in the photosensor (12) at a time when the applied bias voltage across the photosensor maintains the photosensor at or close to... Agent: Mark D. Saralino ( Sharp ) Renner, Otto, Boisselle & Sklar, LLP
20100026191 - Power supply device for light elements and method for supplying power to light elements: The present invention relates to a power supply device for light elements comprising a power supply unit (12), a first light element (30) having a first color, preferably white, a second and a third light element (34, 38) having second and third colors, preferably for tuning the color of the... Agent: Philips Intellectual Property & Standards
20100026194 - Daylight control system, device and method: A system and device for and a method of programming and controlling light fixtures is disclosed. A system in accordance with the present invention includes a stationary controller unit that is electrically coupled to the light fixtures. The stationary controller unit is configured to be remotely programmed with a portable... Agent: Jag Patent Services LLC Attn: James A. Gavney
20100026195 - Multi-modal light: The invention is a light that operates in many different modes based on a settings switch and environmental conditions such as ambient light levels and the detection of movement near the light. In one of the modes, the light will only come on after a darkness threshold has been reached... Agent: Noel R. Potter
20100026196 - Discharge tube driving device: This invention provides a discharge tube driving device which drives a plurality of discharge tubes using less driving transformers. The discharge tube driving device includes a switching circuit which is controlled by a switching pulse and generates a driving pulse, a driving transformer which has a primary winding for receiving... Agent: Coats & Bennett, PLLC
20100026197 - Driving regulation method for bipolar transistors in electronic ballast and the device thereof: A method of driving regulation for bipolar transistors in electronic ballast is provided. The method may include: sensing voltage at midpoint of half bridge of the transistors; producing a reference time signal according to a sync signal from a timer; producing actual time interval in this cycle by comparing rising... Agent: Viering, Jentschura & Partner - Osr
20100026199 - Dielectric barrier discharge lamp with starting aid: A dielectric barrier discharge lamp is provided, which may include an anode and a cathode, a discharge vessel with an exhaust tube, at least one starting electrode which is arranged along the outer side of the exhaust tube, a starting coating, which is arranged in the inner side of the... Agent: Viering, Jentschura & Partner - Osr
20100026198 - Light emitting device and method for manufacturing the same: The light emitting device of the invention includes a first electrode, a second electrode, and a carrier formed between the first electrode and the second electrode and containing germanium light emitters, wherein the germanium light emitters contain germanium oxide in which at least part of the germanium oxide has oxygen... Agent: Birch Stewart Kolasch & Birch
20100026200 - Electrodeless discharge lamp and lighting apparatus using the same: In an electrodeless discharge lamp (1) which is lit with PWM light control, a discharge gas including krypton is filled in a bulb (10), so that restriking voltage can be decreased and thus, and oscillation of the ferrite core (22) which is inserted inside of a cavity (5) of the... Agent: Greenblum & Bernstein, P.L.C
20100026201 - Display apparatus having reduced waterfall noise: A display device with improved display quality is provided. The display device includes an LED light source emitting light, a display panel receiving the light to display an image, and a backlight driver adjusting the magnitude and the duty ratio of an LED current I_LED flowing through the LED light... Agent: Haynes And Boone, LLPIPSection
20100026202 - Starting apparatus for a high-pressure discharge lamp, and a high-pressure discharge lamp with a starting apparatus: A starting apparatus for a discharge lamp (100) comprising a spiral line pulse generator (104) and a charging circuit for charging the spiral line pulse generator, wherein means (108) for rectifying the charging current are arranged in the charging circuit.... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100026203 - Led driver with frame-based dynamic power management: Disclosed are example techniques for frame-based power management in a light emitting diode (LED) system having a plurality of LED strings. A voltage source provides an output voltage to drive the LED strings. An LED driver generates a frame timing reference representative of the frame rate or display timing of... Agent: Larson Newman & Abel, LLP
20100026204 - Organic light emitting diode arrangement: Organic light emitting diode arrangement Organic light emitting diode arrangements (1) are, to protect them against an effect of a switch-on, provided with circuits (31-36) for, during a first time interval that follows a switch-on, limiting a current through the organic light emitting diode arrangement (1) more and for, during... Agent: Philips Intellectual Property & Standards
20100026207 - Current regulation unit in a circuit of light sources connected in series: A current regulation unit in a circuit composed of light sources, connected in series, interposed between an electric source (SE) and the series connection electric circuit (E) of the light sources (SI1, SI2, SIJ, SIN), includes: at least one conversion apparatus (AC1 AC2) for generating an alternating voltage, having pre-settable... Agent: William J. Sapone Coleman Sudol Sapone P.C.
20100026206 - Method for color transition for ambient or general illumination system: The invention relates to a method of controlling a temporal variation of light emitted by an illumination system. The light emitted by the illumination system varies from light having a start color point (14) to light having a target color point (12). The start and target color point are defined... Agent: Philips Intellectual Property & Standards
20100026205 - Method of operating a multi-function flashlight: A multi-function flashlight device is provided in either an all white light emitting diode (LED) or a colored LED version that allows versatile functionality. The flashlight is fashioned to have an outer housing that includes both an integrated means for interfacing the flashlight with a firearm and a surface thereon... Agent: Barlow, Josephs & Holmes, Ltd.
20100026208 - Apparatus, system and method for cascaded power conversion: An apparatus, method and system are provided for power conversion to supply power to a load such as a plurality of light emitting diodes. An exemplary apparatus comprises: a first power converter stage having a first power switch and a first inductive element; a second power converter stage having a... Agent: Gamburd Law Group LLC
20100026209 - Led driving circuit and method: A LED driving circuit includes a regulator to provide an output voltage to a LED light source, a current source to control the driving current of the LED light source, and a controller to detect the voltage of the current source to generate a control signal for the regulator to... Agent: Rosenberg, Klein & Lee
20100026210 - Apparatus for driving a gas discharge lamp: A driver (10) for driving a gas discharge lamp (L) comprises a current generator (1; 2) for generating a lamp current with a main lamp current component and, for arc-straightening purposes, a ripple current component. A controller (3) controls the current generator such as to set the ripple frequency (fR)... Agent: Philips Intellectual Property & Standards
20100026211 - Circuit arrangement for operation of discharge lamps, and method for operation of discharge lamps: A circuit arrangement for operating a discharge lamp, wherein the circuit arrangement comprises a commutation device, which has an input which is coupled to a DC source, and has an output which can be coupled to a discharge lamp. The commutation device is designed in such a way that it... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100026212 - Electronic ballast for a lamp: An electronic ballast for a lamp has at least one dimming value control input and a control unit configured to set the dimming value of the lamp, wherein arranged downstream of the dimming value control input are: a signal output state detecting unit configured to acquire at least one of... Agent: Viering, Jentschura & Partner - Osr
20100026213 - Integrated circuit capable of synchronization signal detection: A method according to one embodiment may include providing power to at least one light source. The method of this embodiment may also include detecting the frequency of at least one vertical synchronization signal, among a plurality of different synchronization signals, and controlling the power to at least one light... Agent: O2m/gtpp
20100026214 - Light-emitting element array, driving device, and image forming apparatus: A light-emitting element array has a plurality of three-terminal light-emitting elements such as light-emitting thyristors with anode, cathode, and gate terminals. The anode terminal of each light-emitting element is connected to a driving circuit. The cathode terminal is grounded. The gate terminals of at least some of the three-terminal light-emitting... Agent: Rabin & Berdo, PC
20100026215 - Luminaire system and method: A device comprising a solid state or mechanical switch coupled to a first connector and a second connector and at least one lighting device such as an LED light source wherein when power is applied to the first connector, the switch is operable to direct power to the lighting device... Agent: Peter James TormeyPrevious industry: Electric lamp and discharge devices: consumable electrodes
Next industry: Electricity: motive power systems
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