Electric lamp and discharge devices: systems inventions 05/08

20080122363 - Microwave generator: A microwave generator (10) having a hollow central electrode (12) with a front face including hollow emmission element (18), and having an outer electrode (14), which coaxially surrounds the central electrode (12) along an axially extending resonator section (16). The two electrodes (12, 14) define a spark gap (36) and... Agent: Scully Scott Murphy & Presser, PC

20080122364 - Light device having led illumination and an electronic circuit board: A light device having an electronic circuit board light emitting diode (LED) illumination. In one embodiment an LED is disposed on a single board which is operable with a power supply and equipped with a heat sink for dissipating heat. In one embodiment, the heat sink is formed by at... Agent: Wagner, Murabito & Hao LLP

20080122365 - Method of supplying pulsed power to light bulbs in motor vehicles: This application document describes a method of supplying pulsed power to light bulbs of different output ratings in motor vehicles. The pulse width (duty cycle: ratio of pulse duration and period duration) is adjustable by detecting the bulb current (I), determining the nominal output of the light bulb that power... Agent: Husch Blackwell Sanders LLP

20080122366 - Backup architecture for backlight module: A backup architecture for a backlight module comprises a first power system and a second power system, each having an enable mode and a disable mode; and a sensor unit, electrically connected to the first and the second power systems. In the enable mode, the first power system or the... Agent: Birch Stewart Kolasch & Birch

20080122367 - Apparatus and method for plasma processing: The present invention discloses an apparatus for plasma processing comprising of a chamber for plasma processing with an external wall, and at least one induction coil for providing a radio frequency induction field that is adjacent to the chamber. It further includes an end terminal of the induction coil that... Agent: Yokoi & Co., U.s.a., Inc.

20080122369 - Controlled plasma power supply: A plasma power supply system for producing electrical power in the range between 1 kW and 100 kW for a plasma processing system and supplying the power to a plasma chamber through a power line connection, the plasma power supply system includes a power converter, a monitoring section, an arc... Agent: Fish & Richardson PC

20080122368 - Methods of generating plasma, of etching an organic material film, of generating minus ions, of oxidation and nitriding: A direct current pulse voltage is applied on a treatment gas to generate a discharge plasma. The duty ratio of the direct current pulse voltage is controlled within the range of 0.0001% or more and 8.0% or less. The rise time of the direct current pulse voltage is controlled in... Agent: Burr & Brown

20080122370 - Field electron emission element, a method of manufacturing the same and a field electron emission method using such an element as well as an emission/display device employing such a field electron emission element and a method of manufacturing the same: A dilute material gas of rare gas such as argon and/or helium, hydrogen or a mixture gas thereof is used. An electron emission element substrate (4) is held to a temperature level between room temperature and 1,300° C. in an atmosphere where boron source material gas and nitride source material... Agent: Kanesaka Berner And Partners LLP

20080122371 - Method of controlling a passive matrix arrangement of organic light emitting diodes: The invention relates to a method of controlling a passive matrix arrangement of organic light emitting diodes which can be used, for example, as a display for the rendering or display of visually perceivable information. It is the object of the invention to increase the service life of passive matrix... Agent: Jacobson Holman PLLC

20080122372 - Organic electroluminescent display device and method of fabricating the same: An organic electroluminescent display (OELD) device comprises a first electrode on a first substrate having an active region and a non-active region at periphery of the active region, the active region including a plurality of pixel regions and the non-active region including a power supply region; an organic luminescent layer... Agent: Morgan Lewis & Bockius LLP

20080122373 - Active-matrix organic electroluminescent device and method for fabricating the same: An organic electroluminescent device is provided. A gate line and a data line cross each other to define a pixel region, and a power line crosses the gate line and is arranged parallel to the data line. A switching transistor is disposed at a crossing of the gate line and... Agent: Mckenna Long & Aldridge LLP

20080122374 - Plasma display device and driving method thereof: A plasma display device and a driving method thereof. The plasma display device includes an inductor coupled to a plurality of electrodes; a first transistor coupled between a contact of the plurality of electrodes and the inductor, and a first power supply to supply a first voltage; a second transistor... Agent: Stein, Mcewen & Bui, LLP

20080122375 - Light emitting diode lamp assembly: A light emitting diode (LED) lamp assembly comprises an LED string and a plug. The LED string comprises multiple LEDs connected together in series. The plug is connected to the LED string and an external AC power source and has a circuit board. The circuit board is mounted in the... Agent: Elizabeth Chien-hale

20080122376 - Methods and apparatus for controlling series-connected leds: Methods and apparatus for controlling series-connected LEDs. Two or more LEDs are connected in series between a first node and a second node, wherein a series current flows between the nodes when an operating voltage is applied across the nodes. One or more controllable current paths are connected in parallel... Agent: Wolf Greenfield & Sacks, P.C.

20080122378 - Lamp having a power supply with rms voltage regulated output: A lamp includes a lamp voltage conversion circuit within a base and connected to a lamp terminal. The lamp voltage conversion circuit includes a phase-clipping circuit connected to the lamp terminal and establishing a phase conduction angle that determines an RMS load voltage for the lamp. The phase-clipping circuit includes... Agent: Osram Sylvania Inc

20080122377 - Method of operating a lamp having a power supply with rms voltage regulated output: A method of converting a line voltage to an RMS load voltage in a lamp includes connecting a phase-clipping circuit which includes a transistor switch and a microcontroller that operates the transistor switch to a lamp terminal. A phase conduction angle is established in the phase-clipping circuit for determining an... Agent: Osram Sylvania Inc

20080122379 - Striking and open lamp regulation for ccfl controller: An apparatus and method for igniting a lamp during a strike mode of an inverter comprising: sequentially controlling a duty cycle sweep and a frequency sweep of driving signals in the inverter to provide an increasing output voltage to the lamp. One embodiment advantageously includes a closed feedback loop to... Agent: Knobbe Martens Olson & Bear LLP

20080122380 - Discharge lamp lighting circuit: A discharge lamp lighting circuit supplies an AC power for lighting a discharge lamp. The discharge lamp lighting circuit includes a power supply portion for supplying the AC power to the discharge lamp and a control portion for controlling the magnitude of the AC power. The power supply portion includes... Agent: Fish & Richardson P.C.

20080122383 - Led driver: An LED driver according to the present invention feeds an electric power to an LED circuit, which is either of a single LED or a plurality of LEDs serially connected together. The LED driver includes: a constant current circuit part serially connected to the LED circuit and adjusting a current... Agent: Birch Stewart Kolasch & Birch

20080122382 - Lighting system and method: A light bar including a light pipe. The light pipe includes at least one substantially flat end, a substantially flat back surface and an emitting surface opposing the substantially flat back surface. The at least one substantially flat end is substantially polished. The substantially flat back side is substantially polished.... Agent: Martine Penilla & Gencarella, LLP

20080122381 - Pixel circuit of organic light emitting display: A pixel circuit includes a first transistor transmitting a reference signal or a data signal in response to a selection signal applied through a scan line, second and third transistors inputting a reference current in response to a control signal applied through a control line, a first capacitor storing a... Agent: Brinks Hofer Gilson & Lione

20080122384 - Lighting network control system and control method: The present invention relates to a lighting network control system and the corresponding control method. The control system consists of controllers, routers and illuminators connected via the serial connecting signal wires. The controller stores the control images and pictures. It transmits the serial control signal to routers and illuminators. The... Agent: Leydig Voit & Mayer, Ltd

20080122386 - Control unit for a lamp driver providing smooth transition between operation modes: A control unit for a lamp driver for controlling a lamp during various operation modes. Current through the lamp is increased, preferably linearly, during ignition mode from a first start value to a maximum value. The lamp starts up smoothly and warms up already in ignition mode. Leads to higher... Agent: Philips Intellectual Property & Standards

20080122385 - Driving circuit for providing constant current: A driving circuit comprising a reference-voltage circuit, an amplifier, an adjusting circuit, and a current-setting circuit. The reference-voltage circuit is used for generating a reference voltage. The amplifier comprises a first input terminal used for receiving the reference voltage, a second input terminal used for receiving feedback voltage from a... Agent: North America Intellectual Property Corporation

20080122387 - Lamp state determining circuit and controller thereof: A DC/AC inverter for driving a load is provided. The DC/AC inverter includes a switch device, a resonant tank, a voltage detecting circuit, and a controller. The switch device is coupled to a DC power source. The resonant tank is coupled to the switch device and the load, and converts... Agent: Jianq Chyun Intellectual Property Office

20080122388 - Illumination device and method of controlling the lamp unit thereof: An illumination device comprises a lamp unit, a control unit, and a continuous mode inverter. The control unit receives a command signal to set the target brightness of the lamp unit and generates an inverter control signal. The inverter control signal is a continuous mode pulse signal when the target... Agent: Birch Stewart Kolasch & Birch

20080122389 - Electro-optic device and electronic apparatus: An electro-optic device includes a substrate on which a plurality of electro-optic elements are configured, a plurality of IC chips that drive the electro-optic elements, and a plurality of wiring patterns. Each of the IC chips includes a first power terminal and a second power terminal connected to each other... Agent: Oliff & Berridge, PLC

20080122390 - Systems and methods for the production of fluorine-18 using high current proton accelerators: The disclosed subject matter provides a system for producing isotopes, such as fluorine-18, that includes a means for splitting a particle beam provided by a particle accelerator into a plurality of split beans and for directing the split beams onto a plurality of targets. In one embodiment, the means for... Agent: Wilmerhale/columbia University

20080116807 - Magnetron: A magnetron has a cylindrical cathode portion, an anode portion surrounding the cathode portion concentrically, and a resonator circuit connected to the anode portion. Fine modifying portions are periodically formed on the anode portion in an azimuthal direction to encourage electrons in bunching, thereby reducing a start-oscillation time and noise... Agent: Summa, Allan & Additon, P.a.

20080116808 - Over-wing traveling-wave axial flow plasma accelerator: A method to manipulate a fluid flow over a surface is provided. This method may be used to reduce drag, improve the lift to drag (L/D) ratio, attach fluid flow, or reduce flow noise at the surface. This involves flowing a fluid over the surface wherein the fluid contains positively... Agent: Bracewell & Giuliani LLP

20080116809 - Light emission device and display device: A light emission device and a display device having the light emission device are provided. The light emission device includes first and second substrates that are arranged to face each other, an electron emission unit that is located on a first surface of the first substrate facing the second substrate... Agent: Christie, Parker & Hale, LLP

20080116810 - Solar thermometer: A system includes a solar photovoltaic panel, a thermometer and extension conductors coupled between the thermometer and the photovoltaic panel. The thermometer includes a thermometer mechanism responsive to temperature and a control circuit. The control circuit includes a recharge circuit an illumination circuit and at least one LED disposed to... Agent: Millen, White, Zelano & Branigan, P.c.

20080116811 - Plasma display device and power supply: A plasma display device and a power supply, having advantages of performing a normal AC voltage detection operation regardless of a peripheral temperature is disclosed. The use of passive elements allows for temperature invariance.... Agent: Knobbe Martens Olson & Bear LLP

20080116812 - Plasma display device and power supply thereof: A plasma display device and its power supply are disclosed. The plasma display device includes driving circuit units for driving the display and a power supply for generating a plurality of power source voltages for the driving circuit units. The power supply includes a power supply unit with a first... Agent: Knobbe Martens Olson & Bear LLP

20080116813 - Plasma display device and switching mode power supply: A plasma display device and a switching mode power supply for a driving circuit of the plasma display device. The power supply includes a plurality of transformers arranged to generate a plurality of supply voltages which have reduced cross regulation are disclosed.... Agent: Knobbe Martens Olson & Bear LLP

20080116814 - Vehicle testing lamp apparatus, system, and method: A vehicle testing lamp system comprising an onboard controller unit, an off-board controller unit, and a lamp fixture. The onboard controller unit comprises a solid state relay, the solid state relay being switchable between an idle output power setting and a high output power setting; a timing circuit; a transfer... Agent: Cislo & Thomas LLP

20080116815 - Large-area lighting systems and methods of making the same: Large-Area lighting systems and methods of making the same. More specifically, groups of organic light emitting modules, such as organic light emitting diode modules, coupled in series with respect to on another are provided. The modules cathode of each organic light emitting module is electrically coupled to the anode of... Agent: General Electric Company (pcpi) C/o Fletcher Yoder

20080116816 - Limited flicker light emitting diode string: A limited flicker decorative light-emitting diode (LED) string includes a power plug adapted to connect to an alternating current (AC) power source and supply AC power to the LED string, a first pair of LEDs and a second pair of LEDs, a plurality of LEDs electrically connected in series to... Agent: Patterson, Thuente, Skaar & Christensen, P.a.

20080116817 - Controlling apparatus for controlling a plurality of led strings and related light modules: A controlling apparatus for controlling a plurality of LED strings and related light modules is disclosed, wherein each of the plurality of LED strings has a first terminal being electrically connected to an operating voltage. The controlling apparatus includes: a plurality of transistors, each having a control terminal, a first... Agent: North America Intellectual Property Corporation

20080116818 - Time division modulation with average current regulation for independent control of arrays of light emitting diodes: Exemplary apparatus, method and system embodiments provide for separately and independently sourcing current to a series of light emitting diodes of a plurality of series of light-emitting diodes. An exemplary apparatus comprises a power converter which generates a current, a first multiplexer, and a controller. The controller provides for sequential... Agent: Gamburd Law Group Llc

20080116819 - Liquid crystal display device: A liquid crystal display device includes a liquid crystal display panel, a lamp disposed behind the liquid crystal display panel, a cover accommodating the lamp, and an inverter disposed behind the cover. The inverter includes a substrate and a transformer mounted on the substrate and driving the lamp. The transformer... Agent: Cantor Colburn, LLP

20080116820 - High-pressure discharge lamp lighting device: The high-pressure discharge lamp lighting device of the invention includes a lighting circuit for supplying an alternating current to a high-pressure discharge lamp to cause lighting, the high-pressure discharge lamp having an arc tube in which a halogen material is enclosed and a pair of electrodes is disposed, and each... Agent: Snell & Wilmer L.l.p. (matsushita)

20080116821 - Electronic circuit for operating a plurality of gas discharge lamps at a common voltage source: The presented circuit makes it possible to operate a plurality of gas discharge lamps, particularly cold cathode tubes, at a common voltage source. The uniform distribution of current to all the lamps is achieved without using any magnetic components, but only using semiconductor components.... Agent: Cooper & Dunham, LLP

20080116822 - High voltage transformer for backlight power source: A high voltage transformer for a backlight power source includes a windings base, a core and windings, the windings base having isolating walls disposed exterior thereto through which a primary side region and a secondary side region are formed, the secondary side region being optionally formed with several windings troughs... Agent: Hdsl

20080116823 - Current-balancing apparatus for lamps: The present invention discloses a current-balancing apparatus for lamps. The current-balancing apparatus includes a first transformer, a second transformer and a third transformer, and every transformer has a primary winding and a secondary winding. The current-balancing apparatus balances the current flowing through every lamp in response to the connection of... Agent: Rosenberg, Klein & Lee

20080116824 - Two-end driven lamp controlling device: A two-end driven lamp controlling device includes a direct-current (DC) power supply, square wave switches, a square wave controller, a plurality of lamps, a plurality of starting transformers and a plurality of lamps commonly connective transformers, wherein the plurality of starting transformers or the plurality of lamps commonly connective transformers... Agent: Hdsl

20080116825 - Apparatus and method for detecting failure in an emergency lighting lamphead: An apparatus and method adapted to detect a failure in at least one lamphead of an emergency lighting system includes a signal generator and a failure sensor. The lamphead receives power from a power connection. The signal generator generates a monitoring signal having a voltage which is operatively coupled to... Agent: Hoffman & Baron, LLP

20080116826 - System and method for current and/or temperature control of light fixture: A system for current and/or temperature control of light fixtures includes a sensor in communication with a light fixture, sense a current flow or a temperature of the light fixture, and communicate an input signal relative to the current flow or the temperature; a variable switch in communication with the... Agent: Baker, Donelson, Bearman, Caldwell & Berkowitz

20080116827 - Method and circuit for controlling operation of a light-emitting diode: A light-emitting diode control circuit is provided, that includes: a duration selection circuit for selecting one of a first duration value, a second duration value, a third duration value, or a fourth duration value as a selected duration value based on a selection signal; a control clock generator for generating... Agent: Texas Instruments Incorporated

20080111490 - System and method for generating ions and radicals: A system and method for producing electrons and ions are disclosed. One embodiment includes an outer electrode with a discharge chamber; an inner electrode positioned inside the discharge chamber, the inner electrode positioning forming a upper portion of the discharge chamber and a lower portion of the discharge chamber; and... Agent: Cooley Godward Kronish LLP Attn: Patent Group

20080111491 - Radio-frequency lighting control system: A wireless lighting control system comprises a dimmer switch and a remote control. The dimmer switch is coupled in series between an AC power source and a lighting load and comprises a first actuator and a wireless receiver. The dimmer switch is operable to control the amount of power delivered... Agent: Ostrolenk Faber Gerb & Soffen

20080111493 - Organic light emitting diode display device having an integrated secondary battery and method of fabricating the same: An organic light emitting diode (OLED) display device and a method of fabricating the same are provided. An embodiment of the OLED display device comprises: a substrate; a secondary battery comprising a first electrode layer, a second electrode layer and an electrolyte layer interposed between the first and second electrode... Agent: Knobbe Martens Olson & Bear LLP

20080111494 - Organic light emitting display device and manufacturing the same: Provided are an organic light emitting display device (OLED), which can prevent the occurrence of galvanic corrosion and ensure reliable adhesion of source and drain electrodes with a first electrode during rework of the first electrode, and a method of fabricating the same. The OLED includes a substrate; a thin... Agent: Robert E. Bushnell

20080111492 - Organic light emitting display device and method for fabricating the same: An organic light emitting display device capable of preventing damage to signal and power lines that drive a pixel region, and a method for fabricating the same. The organic light emitting display device includes a device substrate including at least a pixel region; an encapsulation substrate to overlap at least... Agent: Stein, Mcewen & Bui, LLP

20080111495 - Energy recovery circuit of display panel and apparatus for driving display panel including the same: Provided is an energy recovery unit of a display panel having a panel capacitor. The panel capacitor is formed between any two electrodes of the display panel. The energy recovery unit includes an energy storage unit that stores charges transferred from the panel capacitor. The energy storage unit includes a... Agent: Robert E. Bushnell

20080111496 - Driving circuit for multi-lamps: A circuit is used for driving a plurality of lamps, such as Cold Cathode Fluorescent Lamps (CCFLs). The lamps are paired to form a plurality of pairs of lamps. Each of the plurality of pairs of lamps has two lamps which are coupled to each other in series. The plurality... Agent: O2micro Inc C/o Murabito, Hao & Barnes LLP

20080111497 - High frequency electronic ballast for high intensity discharge lamps and improved drive method therefor: A ballast for operating a high intensity discharge (HID) lamp includes a mechanism which provides electrical power to the HID lamp and a frequency-selecting mechanism which selects a frequency of the electrical power based on an atomic component present in the HID lamp. Preferably, the frequency is selected within a... Agent: Dr. Mark M. Friedman C/o Bill Polkinghorn - Discovery Dispatch

20080111498 - Modular wireless lighting control system using a common ballast control interface: Disclosed is a modular lighting system that incorporates wireless technology and a standard interface. The lighting system may be installed in new buildings or retrofitted into existing buildings in such a way that provides many lighting configurations and programmability options while minimizing the amount of new wiring. The system includes... Agent: Mckenna Long & Aldridge LLP

20080111499 - Anti-cycling control system for luminaires: An anti-cycling luminaire control system may detect repeated lamp-off conditions and interrupt power to the lamp and provide an indication of lamp cycling after a predetermined number of lamp-off conditions has been detected. The control system also provides a cool-off period after a lamp-off cycling event is detected during which... Agent: Glenn P. Rickards Rickards & Associates

20080111500 - Brightness control of a status indicator light: An apparatus and method for controlling the brightness and luminance of a light, such as an LED. The embodiment may vary the brightness and luminance of the LED in a variety of ways to achieve a variety of effects. The exemplary embodiment may vary the rate at which the LED's... Agent: Apple Computer, Inc. C/o Dorsey & Whitney LLP

20080111502 - Backlight assembly and method of driving the same: A plurality of point-light sources emits light, based on an image displayed on a display panel. A substrate has the point-light sources disposed thereon. A power-controlling section provides the point-light sources with first driving current having a pulse current with a pulse modulation duty less than or equal to a... Agent: Cantor Colburn, LLP

20080111501 - Wall-mountable smart dual load control device: A smart dual load control device is operable to control the amount of power delivered from an AC power source to a first electrical load and to switch the power delivered from the AC power source to a second electrical load between an on state and an off state, while... Agent: Lutron Electronics Co., Inc. Mark E. Rose

20080111503 - Stochastic signal density modulation for optical transducer control: A controller for optical transducers uses stochastic signal density modulation to reduce electromagnetic interference.... Agent: Blakely Sokoloff Taylor & Zafman

20080111504 - Backlight control circuit: The present invention discloses a backlight control circuit, comprising: a voltage supply circuit, which is a boost converter circuit for receiving an input voltage from an input terminal and generating an output voltage to an output terminal, the output voltage being provided as an operating voltage for a plurality of... Agent: Tung & Associates

20080111505 - Light emitting diode apparatus: A light emitting diode (LED) apparatus with temperature control and current regulation functions is provided. The LED apparatus includes at least one LED die and at least one temperature control and current regulation (TCCR) device. The TCCR device is electrically connected between the LED die and a power source, and... Agent: Seyfarth Shaw LLP

20080106205 - Light-emitting diode illumination circuit, illumination device, and liqid crystal display apparatus: A light-emitting diode illumination circuit includes light-emitting diodes connected in series and compensating elements connected in parallel with the light-emitting diodes. Each of the compensating elements includes positive and negative terminals and at least one conductor having a predetermined melting point. The conductor melts in the event of open-circuit failure... Agent: Sonnenschein Nath & Rosenthal LLP

20080106204 - Lighting control device and control method: In a headlamp luminance controlling device, a CPU 21 first decides a luminance factor D based on a state of each switch 10 to switch 12 and a signal from a sensor 13. The CPU 21 determines an initial value of a PWM duty ratio S from the luminance factor... Agent: Beyer Weaver LLP

20080106206 - Pulsed dielectric barrier discharge: A method of generating a fast-rise time voltage step to produce an overvoltage condition for a dielectric barrier plasma discharge involves providing a pair of electrodes spaced apart by an electrode gap and at least one dielectric disposed in the gap; generating fast-rise time voltage step such that the rise... Agent: Miller Patent Services

20080106207 - Display device: A display device, comprising: an insulating substrate; a light sensor which includes a semiconductor layer disposed in a first region and a sensor input terminal and a sensor output terminal electrically connected with the semiconductor layer, and is formed on the insulating substrate; a first electrode, an organic light emitting... Agent: Macpherson Kwok Chen & Heid LLP

20080106208 - Organic light emitting display device and method of fabricating the same: An apparatus for providing a driving signal to an organic light emitting diode in an image display device includes gate lines for transferring previous and current gate signals, respectively, in a sequential process for providing the driving signal to the organic light emitting diode, a data line for transferring a... Agent: Cantor Colburn, LLP

20080106209 - Electric module, methods of manufacturing and driving the same, and electronic instrument: An electronic module includes an EL section; a first substrate on which the EL section is formed; a second substrate attached to the first substrate; an integrated circuit chip mounted on the second substrate; a plurality of first power supply interconnects formed on the first substrate, extending through a pair... Agent: Oliff & Berridge, PLC

20080106210 - Plasma display apparatus and driving device and switching element therefor: A plasma display device may include a driving circuit and a switching element. The driving circuit unit includes a first switching element that has a first terminal connected to a first power source supplying a voltage and a second terminal connected to the first electrodes. The first switching element includes... Agent: Lee & Morse, P.C.

20080106211 - Scan electrode driver for plasma display device: A scan electrode driver for a plasma display device may include a set up voltage source that outputs a set up voltage, a rising ramp waveform generator that generates a rising ramp waveform in response to the set up voltage received from the set up voltage source and applies the... Agent: Lee & Morse, P.C.

20080106212 - Alternating current light-emitting device and fabrication method thereof: An alternating current light-emitting device includes a substrate, a plurality of microdie light-emitting elements formed on the substrate, a rectifying element-dedicated member formed on a surface of a portion of microdie light-emitting elements, a rectifying unit formed on the rectifying element-dedicated member and provided with at least four rectifying elements... Agent: Birch Stewart Kolasch & Birch

20080106214 - Driving circuit for hot cathode fluorescent lamps: A driving circuit for hot cathode fluorescent lamps aims to filter out signals with a voltage value lower than a duty voltage value of a switch unit through a commutation unit and a valley filled power correction circuit to prevent power from accumulating and the switch unit from being pierced.... Agent: Birch Stewart Kolasch & Birch

20080106215 - Electronic ballast: An electronic ballast for the operation of a lamp arrangement includes at least one lamp, in particular, a low-pressure discharge lamp and at least one transformer for balancing the lamp currents, whereby the transformer has two windings, provided for one or more lamps of the lamp arrangement. The transformer is... Agent: Osram Sylvania Inc

20080106213 - Method of operating a lamp with a power controller having current limited rms regulated output: A method for converting a line voltage to an RMS load voltage in a lamp includes providing a a control circuit which includes a switch and a microcontroller that operates the switch to establish an RMS load voltage for the lamp. The load voltage of the lamp is sensed and... Agent: Osram Sylvania Inc

20080106216 - Dimming method for light-emitting diodes: A dimming method for light emitting diodes (LEDs), which is applied in a pulse width modulation boost circuit system, includes the following steps: (a) equally dividing a cycle into a plurality of intervals; (b) providing a plurality of control signals having the cycle and a pulse duration, wherein the pulse... Agent: Egbert Law Offices

20080106217 - High-side current sense hysteretic led controller: Systems and methods for hysteretically controlling Light Emitting Diodes (LEDs) when the input voltage is greater than or equal to 18 volts. An example system includes one or more LEDs and a circuit electrically coupled to the one or more LEDs. The circuit hysteretically controls an input voltage supplied to... Agent: Honeywell International Inc. Patent Services Ab-2b

20080106218 - Intensity changing with reduced flicker for digitally-controlled lighting: Changing light source intensity is disclosed. A command intensity is received for a light source, wherein the light source has a current intensity, and wherein a starting intensity is equal to the current intensity when the command is received. A sequence of at least three steps in intensity for the... Agent: Van Pelt, Yi & James LLP

20080106219 - Driving circuit of surface light source and method of driving the same: A driving circuit of a surface light source and a method of driving the same are disclosed, which is suitable for decreasing the luminance-stabilization period of time and improving the low-temperature starting properties by optimizing a starting voltage and current, the driving circuit comprising an inverter controller which feedbacks a... Agent: Ked & Associates, LLP

20080106220 - Discharge lamp lighting apparatus: A discharge lamp lighting apparatus includes a DC-DC converter for outputting voltages having respective different potentials from two wirings, a switching circuit having input terminals connected to the two wirings, an output terminal connected to one electrode of a discharge lamp, and a capacitor having one electrode terminal connected to... Agent: Leydig Voit & Mayer, Ltd

20080106221 - Field emission backlight unit, method of driving the backlight unit, and method of manufacturing lower panel: A field emission backlight unit for a liquid crystal display (LCD) includes: a lower substrate; first electrodes and second electrodes alternately formed in parallel lines on the lower substrate; emitters disposed on at least the first electrodes; an upper substrate spaced apart from the lower substrate by a predetermined distance... Agent: Robert E. Bushnell

20080106222 - Driven relativistic oscillator to produce controlled deformations in local space-time curvature as a method for achieving particle confinement: f

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.