Electric lamp and discharge devices: systems inventions

20080100220 - Magnetron: The magnetron includes: a cylindrical-shaped anode barrel member 10 having two openings respectively formed in the two end portions thereof; a cathode structure member 12 disposed on the center axis of the anode barrel member 10; more than one anode vane 11 disposed radially through an action space 13 in... Agent: Mcdermott Will & Emery LLP

20080100221 - Magnetron: In the magnetron, an upper end hat 122A is used as a composing element of a cathode structure member 12A and includes a portion 122Aa which is in contact with one end portion 121a of a filament coil 121. The thickness of the portion 122Aa is reduced, whereby the portion... Agent: Mcdermott Will & Emery LLP

20080100222 - Mask etch plasma reactor with cathode providing a uniform distribution of etch rate: A plasma reactor for etching a workpiece such as a rectangular or square mask, includes a vacuum chamber having a ceiling and a sidewall and a workpiece support pedestal within the chamber including a cathode having a surface for supporting a workpiece, the surface comprising plural respective zones, the respective... Agent: Robert M. Wallace Law Office Of Robert M. Wallace

20080100223 - Plasma reactor for processing a workpiece and having a tunable cathode: A plasma reactor is provided for processing a workpiece such as a transparent mask or a semiconductor wafer. The reactor includes a vacuum chamber having a ceiling and a sidewall. A workpiece support pedestal within the chamber includes a metal cathode having a support surface facing the ceiling and defining... Agent: Robert M. Wallace Law Office Of Robert M. Wallace

20080100224 - System on a chip with backlight controller: A backlight control module includes a gain module, a variable voltage reference, a comparator, and a pulse width modulator. The gain module is coupled to amplify a representation of LED current to produce an amplified current sense signal. The variable voltage reference source is coupled to produce a reference voltage... Agent: Garlick Harrison & Markison

20080100225 - Vehicular auto light system: A vehicular auto light system is configured to calculate screen brightness on the basis of image data obtained from imaging means that images the outside of a vehicle, operate the imaging means and control imaging conditions with imaging condition control means such that the screen brightness becomes constant, estimate the... Agent: Sughrue Mion, PLLC

20080100226 - Control method and apparatus for improving the efficacy of fluorescent lamps: A fluorescent lamp arrangement has a fluorescent lamp (100), a thermal insulation (102) disposed with the fluorescent lamp for preventing heat from escaping from the lamp, a sensor (110) for detecting the amount of light generated by the lamp and a circuit (104) responsive to the sensor which controls the... Agent: Philips Intellectual Property & Standards

20080100228 - Display device with rapidly crystallizing light blocking layer and method of manuacturing the same: A display device that requires less manufacturing time is presented. The display device includes a light blocking member formed on a substrate, a semiconductor layer formed on the light blocking member, and a gate insulating layer formed on the semiconductor layer. Gate conductors, a first interlayer insulating layer, data conductors,... Agent: Macpherson Kwok Chen & Heid LLP

20080100227 - Light emitting device: Power consumption required for charging and discharging a source signal line is reduced in an active matrix EL display device. A bipolar transistor (Bi1) has a base terminal B connected to an output terminal c1 of an operational amplifier (OP1), a collector terminal C connected to a low power potential... Agent: Fish & Richardson P.C.

20080100229 - Cold cathode fluorescent lamp ballast: A ballast includes a drive circuit, a half-bridge inverter, a transformer, and a filter. The drive circuit is configured for generating a drive signal on receiving a power. The half-bridge inverter is configured for generating a power AC signal according to the drive signal generated by the driver. The power... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang J

20080100230 - Inverter and driving device of backlight module: An inverter for driving at least one light-emitting unit includes a switching circuit, an electric-isolated circuit and a transforming circuit. The switching circuit generates at least one switching signal according to a DC signal and at least one switching control signal. The electric-isolated circuit has an electric-isolated side and a... Agent: Birch Stewart Kolasch & Birch

20080100231 - Circuit and method for driving light source: A circuit and a method for driving a light source are provided. The circuit for driving a light source according to exemplary embodiments of the present invention includes a converting unit which supplies an electric current required for driving a light source and a converter controller which detects the current... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20080100232 - Power supply apparatus, light emitting apparatus, and display apparatus: In the power supply apparatus, a voltage booster circuit supplies a drive voltage (Vout) to a plurality of light emitting diodes. A drive controller controls a driving state, that is, light emission intensity, of each of the plurality of light emitting diodes. The drive controller drives the plurality of load... Agent: Cantor Colburn, LLP

20080100233 - Apparatus comprising a charge pump and lcd driver comprising such an apparatus: Apparatus comprising a charge pump (20) with multiple independently regulated outputs (V1, V2) for providing different voltage levels at each of said outputs. The charge pump (20) comprises a low voltage input (12), on/off regulation (30), and at least two charge stages (11, 21) which arc arranged in a cascaded... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080100234 - Light source driving circuit and driving method thereof: A light source driving circuit is adapted for driving a light-emitted component. The light source driving circuit includes a power supply, a dimming circuit, and a feedback circuit. An output terminal of the power supply is coupled to one terminal of the light-emitted component to supply a power to the... Agent: J C Patents, Inc.

20080100235 - Field emission backlight unit and scanning driving method: A field emission backlight unit comprises a substrate, first electrodes and second electrodes, a fluorescent lighting panel and an anode plate. The first electrodes are disposed on the substrate. The second electrodes are interlaced with the first electrodes and disposed on the substrate. The second electrodes receive a clock signal... Agent: Quintero Law Office, PC

20080100236 - Multi-section particle accelerator with controlled beam current: A particle accelerator system, including apparatuses and methods, that is configurable through repositioning of shorting devices therein to operate at different charged particle beam currents while maintaining optimum transfer of electromagnetic power from electromagnetic waves to one or more accelerating sections thereof, and reducing or eliminating reflections of electromagnetic waves.... Agent: CourseyIPLaw, P.C.

20080093994 - Image display screen: The screen comprises a control system able to apply a bias voltage to the gate electrode of the current modulator and to the said charge capacitance, during a screen standby mode of a duration greater than the duration of an image frame, the said bias voltage having a bias inverse... Agent: Joseph J. Laks Thomson Licensing LLC

20080093995 - Ballast for high intensity discharge lamps: A multi-lamp electronic ballast for a high intensity discharge lamp is provided. The multi-lamp electronic ballast includes a first igniter connected to the inverter unit to induce a high voltage from a current input from the inverter unit and to apply the high voltage to the first lamp and a... Agent: Rabin & Berdo, PC

20080093996 - Multi-pulse ignition circuit for a gas discharge lamp: An ignition circuit for igniting a gas discharge lamp generates a high voltage gas breakdown pulse by building up a current through a primary winding of a transformer. After a predetermined period and thus when a predetermined current flows through the primary winding, a capacitance is switched in series with... Agent: Philips Intellectual Property & Standards

20080093997 - Light source driving circuit: A light source driving circuit for driving a light-emitting element is provided. The light source driving circuit includes a power supply circuit, a dimming circuit, and a feedback circuit. A first terminal of the dimming circuit is connected to a terminal of the light-emitting element, and a second terminal of... Agent: Jianq Chyun Intellectual Property Office

20080093998 - Led and ceramic lamp: An LED lighting device for use in and powered through an incandescent light bulb alternating current socket is provided. The lighting device includes an LED light, a regulation circuit and a base. The regulation circuit converts an alternating current input to a direct current output. The base is adapted to... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20080093999 - Light emitting diode driving circuit: A LED driving circuit mainly includes a commutation unit to transform an AC input cycle signal to a DC cycle signal, a switch unit which divides a driving power signal output to a LED and has a duty voltage value, a valley filled power factor correction circuit to receive the... Agent: Birch Stewart Kolasch & Birch

20080094000 - Device and method for driving led: An LED lighting device of AC power-driven type having a comparatively simple constitution and a high power efficiency. The device compares a signal voltage (rectified voltage) obtained by rectifying an AC source with a predetermined reference voltage and controls ON/OFF of a driving current to each LED of an LED... Agent: Kathy Manke Avago Technologies Limited

20080094002 - Intelligent electrical switching device: The present invention, according to a preferred embodiment, is directed to portable electronic devices which operate on exhaustible power sources, for example, batteries. The electronic devices of the present invention comprise at least one signal switch and a microchip in communication with the switch wherein the switch is only capable... Agent: Baker Botts L.L.P. Patent Department

20080094001 - Power supply apparatus, backlight assembly and liquid crystal display apparatus having the same: A power supply apparatus includes an inverter controller, a power transforming part and a connecting part. The power transforming part converts a direct current supplied from the inverter controller into an alternating current to output first and second polarity currents. The connecting part outputs the first and second polarity currents... Agent: Cantor Colburn, LLP

20080094006 - Backlight assembly and display device having the same: A backlight assembly includes a plurality of unit blocks to emit light. Each unit block includes a light-emitting part and a driving part. The light-emitting part includes at least two red light-emitting diodes (LEDs), two green LEDs, and two blue LEDs. The driving part includes a red LED-driving element that... Agent: H.c. Park & Associates, PLC

20080094007 - Backlight control circuit: The present invention discloses a backlight control circuit, and a method for controlling light emission devices. The method comprises: providing a plurality of light emission device paths connected in parallel; and setting a total current of the paths connected in parallel to a constant.... Agent: Tung & Associates Suite 120

20080094008 - Backlight control circuit: The present invention discloses a backlight control circuit, comprising: a voltage supply circuit, under control by a control signal, for receiving an input voltage and generating an output voltage; a plurality of nodes for respectively indicating the current status of corresponding light emission device paths; and a high-low voltage comparison... Agent: Tung & Associates

20080094003 - Color adjustable lamp: A color adjustable lamp may be controlled using a well-known TRIAC dimmer circuit. The color adjustable lamp comprises two or more light sources. Each light source may output light having a different color. By setting an output intensity of each light source, light having a desired color may be output.... Agent: Philips Intellectual Property & Standards

20080094004 - Light-generating body: A light-generating body for emitting light of homogeneous intensity and color, having at least one organic light-emitting diode (22) that emits in a planar fashion in a first region of the spectrum, at least one non-organic light emitting diode (10,14) that emits in a conical shape in a second region... Agent: Philips Intellectual Property & Standards

20080094005 - Networkable led-based lighting fixtures and methods for powering and controlling same: A lighting fixture, and methods for powering and operating same. The fixture comprises a housing having multiple portions. One or more power and control circuit boards are disposed in a first portion of the housing, comprising one or more switching power supplies for receiving an A.C. line voltage and providing... Agent: Wolf Greenfield & Sacks, P.C.

20080094009 - Display device, driving method thereof and electronic appliance: A display device is provided where fluctuation of current values of a light-emitting element caused by the ambient temperature change and degradation with time is suppressed. According to the invention, a monitoring element driven with a constant current is provided. After detecting a voltage in the monitoring element, the voltage... Agent: John F Hayden Fish & Richardson

20080094010 - Electronic control systems and methods: An apparatus in an electronic control system allows two or three wire operation. A power supply can supply power to the enclosed circuitry in both two and three wire installations. The system may have a high efficiency switching type power supply in parallel with a low frequency controllably conductive device.... Agent: Woodcock Washburn LLP

20080094011 - Method for designing a radio-frequency cavity, in particular to be used in a cyclotron, radio-frequency cavity realised using such a method, and cyclotron using such a cavity: The invention relates to a method for designing a radio-frequency cavity, in particular to be used in a cyclotron, radio-frequency cavity (2) comprising a conductive enclosure or “liner” (3) connected by at least two essentially inductive elements or “stems” (4) to a capacitive electrode (2′), the method being characterised in... Agent: Arent Fox LLP

20080088240 - Starter for a gas discharge light source: A starter for a gas discharge light source is configured to measure an initial resistance of one or more filaments of the gas discharge light source, such as a fluorescent light, each time the gas discharge light source is initially powered via a ballast. The starter may initiate a preheat... Agent: Brinks Hofer Gilson & Lione/alticor Indy

20080088241 - Lighting device: A lighting device including: a power management module connected with and processing alternating-current power and outputting direct-current power; a light source driving module receiving and processing a portion of the direct-current power and outputting a light source driving signal; a first lighting unit receiving the light source driving signal and... Agent: Birch Stewart Kolasch & Birch

20080088242 - Rf plasma source with quasi-closed ferrite core: The present invention pertains to RF (radio frequency) inductive coupling plasma (ICP) sources exciting and maintaining plasma within a closed and vacuum sealed discharge chamber filled with a gaseous medium at a controllable pressure in the range of from 1 mTorr to atmospheric pressure. The discharge chamber has two opposite... Agent: Floyd B. Carothers Carothers And Carothers

20080088243 - Display apparatus and control method thereof: A display apparatus having a displaying part on which an image is displayed, includes: a backlight unit comprising a plurality of light emitting elements that emit different color light which illuminates the displaying part, the plurality of light emitting elements being arranged in a predetermined pattern; a driving part that... Agent: Sughrue Mion, PLLC

20080088244 - Variable color illumination apparatus: To provide a variable color illumination apparatus enabling illumination with a suitable colors even when characteristics change in accordance with aging or other aspects of the environment and having a reproducibility of colors stable for a long period. The variable color illumination apparatus has light sources (15) of at least... Agent: Birch Stewart Kolasch & Birch

20080088245 - Light emitting device and method of manufacturing thereof background of the invention: The present invention provides a highly stable light emitting device having high light-emitting efficiency (light-extraction efficiency) with high luminance and low power consumption, and a method of manufacturing thereof. A partition wall and a heat-resistant planarizing film are formed of a same material so as to be well-adhered to each... Agent: Eric Robinson

20080088247 - Driving device for driving discharge lamps and electronic device employing the same: A driving device (100) for driving a plurality of discharge lamps (14), and includes a controller board (11), a connecting board (15), and a group of high voltage lines (17). The controller board includes a controller circuit (13) for converting a received signal to a high voltage signal suitable to... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20080088246 - Lamp containing power controller having current limited rms regulated output: A lamp contains a voltage conversion circuit that converts a line voltage to an RMS load voltage and includes a switch and a microcontroller that operates the switch to define the RMS load voltage. The microcontroller senses a load voltage of the lamp, compares the sensed load voltage to a... Agent: Osram Sylvania Inc

20080088248 - Circuitry for supplying electrical power to loads: A power supply, comprising a boost converter which provides voltage to a first load, and a flyback converter which provides voltage to a second load and which utilizes an inductive element of the boost converter as a primary winding of a transformer of the flyback converter. Also, a power supply... Agent: Burr & Brown

20080088250 - Circuit for powering a high intensity discharge lamp: A circuit (200) for powering a high intensity discharge lamp (10) comprises first and second input terminals (202,204), first and second output terminal (206,208), first and second inverter switches (SW1,SW2), a transformer (240), first and second buck capacitors (CBUCK1,CBUCK2), first and second low-side capacitors (CLOWSIDE1,CLOWSIDE2), an ignitor (216), and a... Agent: Fitch Even Tabin And Flannery

20080088249 - Current-mode resonant ballast: A lower-cost ballast circuit for fluorescent lamps is provided. A resonant circuit is formed by a series connection of an inductor and a capacitor to operate the fluorescent lamp. A first circuit and a second circuit are coupled to switch the resonant circuit. Taking the first circuit for instance, a... Agent: Jianq Chyun Intellectual Property Office

20080088251 - Electronic ballast with improved inverter startup circuit: An electronic ballast (20) for powering at least one gas discharge lamp (30) comprises a self-oscillating half-bridge inverter (200′) having an inverter startup circuit (286,288,290) that does not require a voltage breakdown device, such as a diac. Inverter startup circuit (286,288,290) comprises a first resistor (286), a second resistor (288),... Agent: Fitch Even Tabin And Flannery

20080088252 - Light source driving circuit: A light source driving circuit for driving a light-emitting element is provided. The light source driving circuit includes a power supply circuit, a dimming circuit, and a feedback circuit/control circuit. The power supply circuit is connected to a terminal of the light-emitting element, and the dimming circuit is connected to... Agent: Jianq Chyun Intellectual Property Office

20080088253 - Method for operating a high-pressure discharge lamp, operating appliance for a high-pressure discharge lamp, and illumination device: A method for operating a high-pressure discharge lamp having an electrical voltage with a periodically alternating polarity. According to said method, during the operation of the high-pressure discharge lamp, the lamp is monitored for flickering, the occurrence of vibration, and preferably the exceeding of static parameters (e.g. lamp overvoltage) of... Agent: Osram Sylvania Inc

20080088254 - Led driver: The present invention provides a flexible light emitter driver circuit which adjusts the luminance of the light emitter diodes (LED) by a manual input signal. The light emitter driver circuit comprises a Duty Ratio Change Logic, a PWM Generate and Control Logic, an oscillator, and a gate driver. The Duty... Agent: Wang Law Firm, Inc.

20080088255 - Device for driving light source module: A driving device for driving a light source module (47) includes a PFC circuit (42), a power stage circuit (44), an isolation transformer (T1), an inverter circuit (45) and a PWM controller (46). The PFC circuit converts a received AC signal to a DC signal. The power stage circuit is... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20080088257 - Backlight control circuit with input circuit including diode and capacitor: An exemplary backlight control circuit (200) includes a DC power supply (VDD), a load circuit (210), an input circuit (230), and a PWM IC (250). The load circuit includes two light sources (2113, 2114) and a rectifier and filter circuit (213). The input circuit includes a diode (231) and a... Agent: Wei Te Chung Foxconn International, Inc.

20080088256 - Driver system and method with multi-function protection for cold-cathode fluorescent lamp and external-electrode fluorescent lamp: System and method for driving a cold-cathode fluorescent lamp. The system includes a control subsystem configured to generate one or more control signals, and a power supply subsystem configured to receive the one or more control signals and a DC input voltage, convert the DC input voltage to an AC... Agent: Townsend And Townsend And Crew, LLP

20080088260 - Backlight system: An exemplary backlight system (200) has a light guide plate (240) having a light incident surface(244); and a light source module (220) disposed at one side of the light incident surface. The light source module has a plurality of light emitting diodes (LEDs), a part of LEDs are working light... Agent: Wei Te Chung Foxconn International, Inc.

20080088258 - Addressable led architecture: The present disclosure provides an addressable light emitting diodes (LED) architecture that is able to control a plurality of LEDs individually. The present disclosure further provides a method of controlling the operation of at least one chain of serially connected LEDs.... Agent: Stmicroelectronics, Inc.

20080088259 - Display drive control device and electric device including display device: In a system including a color liquid crystal panel, a liquid crystal display drive control device for driving the panel, and a microprocessor, the display drive control device of the invention lightens the burden imposed on a microprocessor as well as reduces the power consumption of the system. In the... Agent: Miles & Stockbridge PC

20080088261 - Luminance adjusting device: The invention is directed to a light module, which allows the individual lamp unit to be replaced with a new one and the luminance of the newly-replaced lamp unit can be automatically or manually adjusted to get a uniform luminance. Wherein, information of a first relation table of a lamp... Agent: Jianq Chyun Intellectual Property Office

20080084165 - Headlight control apparatus for automobile: The present invention provides a headlight control apparatus which suppresses a feeling of strangeness given to a driver of an own vehicle by hunting due to reflector light while preventing a preceding vehicle and an on-coming vehicle from being dazzled, based on a video image obtained by a camera. The... Agent: Crowell & Moring LLP Intellectual Property Group

20080084166 - Layout configuration of flat display device: The present invention relates to a layout configuration of a flat display device. The flat display device receives an AC power and comprises a display panel and a backlight unit. The layout configuration of the flat displace device comprises a video unit, a backlight driving unit and a power unit... Agent: Bacon & Thomas, Pllc

20080084167 - Power converter for led large area light source lamp: Power converter for receiving an input current at an input voltage and for providing an output current at an output voltage. The power converter comprises a transformer (133) having a primary (136) and at least one secondary (138) side, wherein the transformer shows a mutual inductivity Ls. The power converter... Agent: Philips Intellectual Property & Standards

20080084168 - Dimmable, high power factor ballast for gas discharge lamps: A ballast for operating a compact fluorescent lamp includes a power factor correction circuit and an energy storage capacitor coupled to the output thereof. The power factor correction circuit is configured to draw current from an AC power source during substantially more than half of the cycle of the input... Agent: Heslin Rothenberg Farley & Mesiti Pc

20080084169 - Method for driving a led based lighting device: The present invention relates to a lighting device, as well as to a lighting system comprising such a lighting device and an adjustable power source, and also relates to a method of driving such a lighting system. The lighting device comprises at least one LED (1a, 1b), a control device... Agent: Philips Intellectual Property & Standards

20080084170 - Fluorescent lamp assembly having multiple settings and method: A fluorescent lamp assembly includes a fluorescent lamp ballast capable of detecting at least one of a plurality of input signals and generating an output signal. The output signal is associated with a power level that is based on the at least one detected input signal. The fluorescent lamp assembly... Agent: Stmicroelectronics, Inc.