|Electric lamp and discharge devices: systems patents - Monitor Patents|
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Electric lamp and discharge devices: systems May archived by USPTO category 05/10Below 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. 05/27/2010 > patent applications in patent subcategories. archived by USPTO category
20100127624 - Method and apparatus for multibarrier plasma actuated high performance flow control: Embodiments of the invention relate to a method and apparatus for plasma actuated high performance flow control. A specific embodiment of a plasma actuator can incorporate a power source; a first electrode in contact with a first dielectric layer and connected to the power source; a second electrode in contact... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association
20100127625 - Surge protection module for luminaires and lighting control devices: A luminaire can comprise an electronic circuit, such as an LED driver or electronic ballast. A surge protection device in the current path between a power supply and the luminaire components can be configured to protect the electronic circuitry by absorbing and/or redirecting energy of a surge by switching into... Agent: John S. Pratt, Esq Kilpatrick Stockton, LLP
20100127626 - Load control device having a visual indication of energy savings and usage information: A dimmer switch for controlling the amount of power delivered to and thus the intensity of a lighting load comprises a visual display operable to provide a visual indication representative of energy savings and usage information. The visual display may comprise a single visual indicator or a linear array of... Agent: Lutron Electronics Co., Inc. Mark E. Rose
20100127627 - Light-emitting medical devices having protections against unintended light exposure: Apparatus and methods are provided for guarding against unintended exposure to light from a light-emitting device used to direct light to a subject for detection by a light detector. A sensor signal indicative of light detected by the light detector is sampled. An inhibition signal for inhibiting emission of light... Agent: Oyen, Wiggs, Green & Mutala LLP 480 - The Station
20100127628 - Display device: A display device includes: a display panel; an optical detector which includes an optical sensor formed by a thin film transistor for detecting external light and a capacitor connected between a pair of electrodes of the optical sensor; a switch which turns on or off a charging operation of the... Agent: Harness, Dickey & Pierce, P.L.C
20100127629 - Light emitting device: A light emitting device is disclosed herein. An embodiment of the light emitting device comprises a first plurality of light emitters comprising a first group and a second group, wherein the first group is connectable in series to the second group. A first driver is connected to the first group.... Agent: Kathy Manke Avago Technologies Limited
20100127630 - Lamp lighting device and projector type picture display device using same: Lamp lighting device serves to light up a selected one of two high pressure mercury lamps, and includes a starting pulse generating circuit for outputting a starting pulse voltage; two step-up transformers having secondary windings connected to trigger windings of the lamps respectively; an inverter for outputting an alternating-current voltage;... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20100127631 - High pressure discharge lamp lighting apparatus: A high pressure discharge lamp lighting apparatus includes a high pressure discharge lamp and a power supply apparatus, wherein in a steady state lighting operation, an alternating current of a steady state lighting frequency and alternating current of a low frequency are supplied by turns to the high pressure discharge... Agent: Rader Fishman & Grauer PLLC
20100127632 - Method, apparatus and computer-readable media for controlling lighting devices: The present invention is directed to method, system and computer-readable media for controlling lighting devices. In some embodiments, a method for controlling pulse width modulated lighting devices within a lighting apparatus comprising a plurality of sets of lighting devices is disclosed. The method includes setting a counter for a first... Agent: MurrayIPConsulting Inc
20100127633 - Method for driving a lamp in a lighting system based on a goal energizing level of the lamp and a control apparatus therefor: A method and a control apparatus for driving a lamp 14 in a lighting system, in particular a lamp having a fast response to a change of an amount of energy supplied through the lamp, in which a device controller 8 is connected with the lamp 14. The device controller... Agent: Philips Intellectual Property & Standards
20100127634 - Methods and apparatus for conveying information via color of light: Methods and apparatus for conveying information. One or more information signals representing scalar or numeric information that is not associated with color is/are received from a data base, a network, the World Wide Web, or a software program. The information signal(s) is/are converted into one or more illumination control signals... Agent: Philips Intellectual Property & Standards
20100127635 - Optoelectronic device: An optoelectronic device is provided and includes a substrate, a p-type cladding layer, an active layer and a conductive light extraction unit. The conductive light extraction unit includes an n- type cladding layer above the active layer, a metal layer above the n-type cladding layer and a plurality of holes... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20100127636 - Illuminating ribbon: An illuminating ribbon has a decoration ribbon and a flexible circuit board with light-emitting devices. The decoration ribbon has two long sides, in which one of the two long sides has a sewing line. The flexible circuit board with light-emitting devices is disposed on the decoration ribbon and fixed to... Agent: Bacon & Thomas, PLLC
20100127639 - Led illumination module: The present invention relates to an LED illumination module. The LED illumination module comprises an upper housing configured to have an accommodation unit upwardly protruding at a central portion of the upper housing and to have two or more LEDs mounted in an outer circumference direction of the accommodation unit,... Agent: Park Law Firm
20100127638 - Light source control device and method: A light source control method and a light source control device are used for controlling a light source. The light source control device includes a position detecting sensor and a microcontroller. The light source control method includes steps of generating a first signal according to an object touching a position... Agent: Kirton And Mcconkie
20100127637 - Removable led light assembly for use in a light fixture assembly: A removable LED light assembly for use in a light fixture assembly includes an LED lighting element and one or more resilient members to maintain a compression force between the LED light assembly and a housing to provide effective heat transfer from the LED to the housing. The LED light... Agent: Knobbe Martens Olson & Bear LLP
20100127640 - Brightness-adjustable illumination driving system: An illumination driving system includes a control unit and at least one base. The control unit includes a first converter and a brightness-adjustable circuit. An input AC voltage is converted into a regulated DC voltage by the first converter. The brightness-adjustable circuit is connected to the first converter. The base... Agent: Kirton And Mcconkie
20100127641 - Self-oscillating switch circuit and a driver circuit comprising such a switch circuit: A self-oscillating switch circuit is configured for use in a switching DC-DC converter (switched mode power supply (SMPS)). The self-oscillating switch circuit comprises an input terminal (Tin1, Tin2) for receiving power from a power supply (51) and an output terminal (Tont1, Tont2) for supplying power to a load. The load... Agent: Philips Intellectual Property & Standards
20100127642 - Cluster control device of street lamp circuits: A cluster control device, which is provided for controlling street lamps, includes a plurality of control modules and at least one master controller. The control modules are respectively connected to the street lamps that are included in a power supply circuit. Each control module functions to control the respective street... Agent: Rosenberg, Klein & Lee
20100127643 - Image display apparatus: An image display apparatus includes a rear plate including electron-emitting devices, a face plate including an anode electrode for accelerating electrons from the electron-emitting devices, a plate-shaped spacer being disposed between the rear and face plates and including a conductive member formed in a longitudinal direction of the spacer, and... Agent: Canon U.s.a. Inc. Intellectual Property Division05/20/2010 > patent applications in patent subcategories. archived by USPTO category
20100123395 - Headlamp control device for vehicle: A headlamp control device for a vehicle is provided. The device includes a front sensor, a wheel speed sensor, an Electrical Control Unit (ECU), a first ballaster, a second ballaster, a relay switch, and a power supply switch. The front sensor senses a target vehicle. The wheel speed sensor detects... Agent: Ipla P.A.
20100123396 - Replaceable lamp bodies for electrodeless plasma lamps: An electrodeless plasma lamp comprising a lamp housing and a lamp body releasably received with the lamp housing. The lamp housing includes a first electrical connector operatively coupled a power source to provide radio frequency (RF) power. The lamp body includes a second electrical connector to releasably engage with the... Agent: Schwegman, Lundberg & Woessner, P.A.
20100123397 - Led based omni-directional light engine: An LED based omni-directional light engine includes a toroidal lens coupled to a controller circuit board and two or more evenly spaced LEDs mounted to the controller circuit board. The toroidal lens includes an inner surface coated with a layer of reflection materials, an outer surface, and a flat base... Agent: Dahyee Law Group
20100123398 - Led based precision approach path indicator: A precision approach path indicator system (PAPI) including multiple LHA indicators and power sources. Each LHA indicator comprises several assembly modules, with each module made up of several red and white LEDs, several collimating lens, one optical combiner, and one projection lens set. From a side view of the module,... Agent: Dahyee Law Group
20100123399 - Led lighting system with bypass circuit for failed led: A bypass circuit is provided for each LED in a series to permit continued operation with reduced lighting in the event of an LED failure. The bypass circuit is provided in parallel to the LED and comprises a Zener Diode provided in parallel to a thyristor. Upon LED failure, the... Agent: Rick B. Yeager, Attorney
20100123400 - Method and apparatus for driving ccfl at low burst duty cycle rates: A cold cathode fluorescent lamp controller constituted of a pulse generator exhibiting a cycle period; a burst dimming control operative to set a burst dimming duty cycle for the pulse generator; a comparator arranged to receive a signal indicative of the value of current through a load driven by the... Agent: Microsemi Corp - Amsg Ltd.
20100123401 - Method of driving a light source, light source apparatus for performing the method and display apparatus having the light source apparatus: A method of driving a light source of a light source module including a red light source, a green light source and a blue light source, includes sensing a luminous intensity of the environment; and adjusting a wavelength of light generated from the light source module according to the luminous... Agent: F. Chau & Associates, LLC
20100123402 - Bicycle control device: A bicycle control device includes a speed sensing unit, a light sensing unit, a microprocessor, at least one lamp, a lock module and a warning module. When a bicycle is moving, the speed sensing unit detects the speed of the bicycle and generates a speed signal transmitted to the microprocessor,... Agent: Rosenberg, Klein & Lee
20100123403 - Electronic control to regulate power for solid-state lighting and methods thereof: Apparatus and methods to regulate an input power applied to a plurality of light emitters are provided. A regulator device includes a plurality of switches and a control circuit that controls the plurality of switches. The plurality of switches selectively couple respective strings of the light emitters in series to... Agent: Seed Intellectual Property Law Group PLLC
20100123404 - Led driver with single inverter circuit with isolated multi-channel outputs: A single-converter circuit-based LED driver circuit (10) with isolated multi-channel outputs is disclosed. The circuit (10) includes an IC control circuit (11), a plurality of isolated output channels (70, 74) each having an output current sensing and conditioning circuit (74, 90), and an output current regulation circuit (128). The output... Agent: Fay Sharpe LLP
20100123405 - Feedback circuit for dc/ac inverter: A feedback circuit is utilized in a DC/AC inverter having a first power switch and a second power switch for driving a fluorescent lamp. The feedback circuit includes a protection circuit for disabling the first power switch and the second power switch when no fluorescent lamp is electrically connected, a... Agent: North America Intellectual Property Corporation
20100123406 - Driving device for discharge lamp, light source device, image display apparatus, and driving method for discharge lamp: A driving device for a discharge lamp includes: an alternating current supply section adapted to supply two electrodes of the discharge lamp with an alternating current; a frequency modulation section adapted to modulate a frequency of the alternating current, which the alternating current supply section supplies, in accordance with a... Agent: Oliff & Berridge, PLC
20100123407 - Light collection system for an electrodeless rf plasma lamp: An electrodeless plasma lamp and a method of generating light are provided. The plasma lamp may comprise a power source to provide radio frequency (RF) power and a lamp body to receive the RF power. The lamp body may include a dielectric material having a relative permittivity greater than 2.... Agent: Schwegman, Lundberg & Woessner, P.A.
20100123408 - Light-emitting devices having excited sulfur medium by inductively-coupled electrons: A light-emitting device having an excited sulfur medium by inductively-coupled electrons is provided. This device includes a substrate, an energy transmission coil disposed over the substrate, a transparent discharge cavity disposed over the energy transmission coil, having a substantially planar top and bottom surface, and a high-frequency oscillating power supply... Agent: Quintero Law Office, PC
20100123409 - Light-emitting devices utilizing gaseous sulfur compounds: A light-emitting device utilizing gaseous sulfur compounds is provided. This device includes a first substrate with an energy transmission coil disposed thereover, a dielectric barrier layer embedding underneath the energy transmission coil, a sealant wall circling around the dielectric barrier layer, a second substrate disposed against the first substrate and... Agent: Quintero Law Office, PC
20100123410 - Driving and dimming control device for illuminator: The driving and dimming control device for illuminator includes an AC power input end connecting to a phase dimmer, a DC power output end for connecting to a lighting load, a rectifier connecting to the AC power input end, a pulse width modulator connecting to a transformer, a voltage/current detector,... Agent: David Shung
20100123411 - Compensation method and circuit for line rejection enhancement: An embodiment of the present invention is directed to a method and circuit to control light emitting diode (LED) output. The method includes receiving a line voltage signal which powers a lighting circuit comprising an LED and determining an adjustment of a threshold based on a variation of the line... Agent: Cypress Semiconductor Corporation
20100123412 - Pulse generating circuit: A high-voltage pulse generating circuit includes a direct current power source, a transformer, a switching device and a switching control circuit. The transformer includes a primary winding and a secondary winding. The switching device is connected between the direct current power source and the primary winding. The switching control circuit... Agent: Greenblum & Bernstein, P.L.C
20100123415 - Emulating light emission systems: The present invention is a fire fly emulation apparatus and method that functionally provides control of fire fly light emission emulation at each of the one or a plurality of light sources, in preferred embodiments LEDs. In some embodiments, the invention features integrated circuitry to each of the LEDs that... Agent: Law Office Of Chad C. Soliz , LLC
20100123413 - Methods and systems for controlling the activation of agricultural vehicle lighting: An agricultural vehicle lighting system includes a plurality of HID lamps and a lighting controller. The HID lamps are configured to be mounted to the agricultural vehicle and powered by an existing electrical circuit of the agricultural vehicle. The lighting controller controls activation of the lamps and is configured to... Agent: Hovey Williams LLP
20100123414 - Variable lighting zones: A zoned lighting space (10) wherein an architectural space is divided in to a plurality of zones (16), each having its own sensor(s) and zone lights (18). The zone lights (18) are controlled by a controller (20) such that there are different lighting levels (55, 57, 59) depending upon whether... Agent: Henneman & Associates, PLC
20100123416 - Method of scanning backlight driving lamps for an lcd: A control signal is provided for turning on and turning off a lamp of a backlight source. For a first duration when the liquid crystal is rotating, adjust a frequency of the control signal to turn on and turn off the lamp of the backlight source consecutively or adjust a... Agent: North America Intellectual Property Corporation
20100123417 - Electrical switch, as for controlling a flashlight: An electrical switch and a flashlight employing the switch may comprise a base having three electrical conductors thereon and an electrically conductive flexible dome adjacent the base. The flexible dome has plural longer legs extending from its dome and in electrical contact with a first conductor, has a shorter leg... Agent: Dann, Dorfman, Herrell & Skillman05/13/2010 > patent applications in patent subcategories. archived by USPTO category
20100117534 - Light-emitting diode illumination apparatus: The invention provides a light-emitting diode illumination apparatus. The light-emitting diode illumination apparatus includes a tube, a chamber, a porous capillary diversion layer, at least one heat-dissipating fin, and a diode light-emitting module. The tube has a first opening. The chamber has a second opening and a flat end. The... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100117535 - Portable device, recording medium storing light emission control program and light emission control method thereof: A portable device includes a light emission unit to emit light on a case, a clocking unit to clock time, an information acquisition unit to acquire information indicating a position and/or a state necessary for illuminating the light emission unit, and a control unit to determine whether to illuminate the... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20100117536 - Control circuit and method for controlling large-scale semiconductor light sources: A drive circuit for driving semiconductor light sources having one or more semiconductor light sources applied to a circuit mount, wherein the drive circuit for driving semiconductor light sources is also applied to the circuit mount and can generate pulses with a rise time of less than 3 μs.... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100117537 - Illuminating arrangement in connection with a textile structure: An illuminating arrangement in connection with a textile structure. The illuminating arrangement includes an electric wire system engaging a machine-fabricated textile structure. The electric wire system includes electrical components electrically coupled therewith and providing at least an illuminating function, which are located in a longitudinal and/or lateral direction of the... Agent: Venable LLP
20100117538 - Led vehicle lighting apparatus: An LED vehicle lighting apparatus including a fail-safe function can supply a plurality of LEDs connected in series with a requisite voltage that is larger than a supply voltage of a battery. The vehicle lighting apparatus can include a DC-DC convertor and a subsidiary feed circuit. The DC-DC convertor can... Agent: Cermak Kenealy Vaidya & Nakajima LLP
20100117539 - Lamp operation device and image display device: A lamp operation device includes a mode setting part that sets an operation mode for lamps, and a lamp operation part that controls switching between the lamps in accordance with the set operation mode. The lamp operation part includes a process corresponding to a manual switching mode in which a... Agent: Novak Druce + Quigg LLP
20100117540 - Method of detecting an arc in a glow-discharge device and apparatus for controlling a high-frequency arc discharge: In a method of detecting arc discharge in a glow-discharge apparatus GD that has a high-frequency power source PS, a cutting pulse is output for time T1 to the high-frequency power source PS to stop a supply of power to the glow-discharge apparatus GD, when dVr/dt-dVf/dt increases over a first... Agent: Volpe And Koenig, P.C.
20100117542 - Led light pipe ornament: A LED light pipe ornament assembly includes a light emitting diode, a light pipe and a translucent silicone ornament mounted on the light type to radiate light received from the light pipe.... Agent: Rathe Patent &IPLaw
20100117541 - Lighting device: A lighting device having a built-in driver circuitry is provided. The object of the present invention is to provide a lighting device having a built-in driver circuitry for driving the lighting in order to be installed in existing lighting fixtures and for driving the lighting. The lighting device comprises at... Agent: Richard Landry Gray
20100117543 - Lighting device with a led used for sensing: A lighting device (10) comprises a LED (4), a driver (3), and a controller (2) which regularly switches from a drive state to a measuring state and back. In the measuring state, the controller controls the driver such that the driver does not generate any LED current. The LED produces... Agent: Philips Intellectual Property & Standards
20100117544 - Methods and systems for wireless communication within a gaming machine: A gaming machine includes a main door coupled to a main cabinet and a controller positioned within the main cabinet, wherein the controller includes a wireless transmitter configured to transmit wireless control signals. The gaming machine also includes a display board coupled to the main door, wherein the display board... Agent: Armstrong Teasdale LLP (igt - 26668) Robert B. Reeser, Iii
20100117545 - Solid state lighting, driver circuits, and related software: LED lighting fixtures, or luminaires, related components, driver circuit, methods, and software/firmware are described can provide for among other things, ambient environment sensing, thermal self-monitoring, sensor-based power management, communications, and/or programmability. Driver and lighting circuits configured for electrical loads such as series arrangements of light emitting diodes are also described.... Agent: Mcdermott Will & Emery LLP
20100117546 - Led light-emitting device: The present invention relates to a LED light-emitting device comprising a substrate, at least one LED bulb and a rectifier assembly. The substrate comprises a flexible substrate. The flexible substrate comprises at least one pair of conductors. The conductors can be arranged straight or curved. The at least one LED... Agent: Rabin & Berdo, PC
20100117548 - Circuit arrangement for igniting and operating a discharge lamp: A circuit arrangement for starting and for operating a gas discharge lamp with an AC step-down converter or a half-bridge arrangement, which functions as a step-down inverter during quasi-resonant operation, a lamp inductor and a resonant capacitor, which form a resonant circuit, and a smoothing inductor, wherein the resonant capacitor... Agent: Viering, Jentschura & Partner - Osr
20100117547 - Lamp ballast and an illumination apparatus: A lamp ballast capable of lighting a discharge lamp and an incandescent lamp each at an optimum condition. The lamp ballast has a DC-DC converter, an inverter that converts an output of DC-DC converter into an AC power for applying the same to a lamp load, a starting circuit generating... Agent: Cheng Law Group, PLLC
20100117549 - Pulse-width modulation control for backlighting of a video display: A pulse-width modulated backlight control for a video display restarts the pulse-width modulated pulse train on occurrence of a video refresh pulse. In order to prevent an undesirable momentary increase in brightness in the event that the last pulse of the pre-refresh pulse train occurs too close to the first... Agent: Ropes & Gray LLP
20100117550 - Illumination apparatus: An illumination apparatus can include an adapter that converts alternating power into driving power, and controls one or more of the color, brightness, chroma, and blinking of a light emitting device; and a light emitting device illumination part detachably and electrically connected to the adapter, containing one or more light... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.
20100117551 - Driver for backlight unit: A backlight unit, with a parallel configuration of plural lamps, having improved reliability is disclosed. The backlight unit driver includes: first and second lamps connected parallel to each other; a DC/AC inversion portion inverting a DC voltage into an AC voltage to apply the AC voltage to the lamps; a... Agent: Mckenna Long & Aldridge LLP
20100117554 - High frequency integrated hid lamp with run-up current: A high frequency ballast for a metal halide lamp comprises a controller, a switch, and an oscillator. The ballast is rated at a higher power than the steady state operating power of the lamp. The controller ignites the lamp at a frequency which is less than the steady state operating... Agent: Shaun P. Montana Osram SylvaniaIPLegal Department
20100117552 - Illumination apparatus: An illumination apparatus includes an adapter configured to be inserted into an incandescent lamp socket; and a light emitting device illumination part that is coupled detachably and electrically to the adapter to emit light according to the driving power from the adapter. The incandescent lamp socket has a coupling groove,... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.
20100117553 - Illumination apparatus: Embodiments provide an illumination apparatus including an adapter coupled detachably and electrically to an incandescent lamp socket or a halogen lamp socket, configured to convert alternating power to driving power; and a light emitting device connected detachably and electrically to the adapter, configured to emit light according to the driving... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.
20100117555 - Pulse dimming circuit and the method thereof: The present invention provides a pulse dimming circuit and a method thereof. The pulse dimming circuit is compatible for both DC input signal and PWM input signal using only one circuit board.... Agent: Perkins Coie LLP Patent-sea
20100117556 - Voltage converter: A voltage converter is provided in which a first terminal (A) and a second terminal (B) are provided, each coupled to a switching means, the switching means is coupled to respective terminals for connecting a first capacitor (C1), a second capacitor (C2) and a third capacitor (C3), and the voltage... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20100117561 - Dedicated led airfield system architectures: A system and method that contemplates operating an LED at its characterized current (e.g. 400 mA) for any luminous intensity. A Direct Current Pulse Width Modulation (PWM) signal is employed, wherein the pulse width of the pulse width modulated signal is used to control the luminous intensity of the LED.... Agent: Tucker Ellis & West LLP
20100117558 - Illumination apparatus and driving method thereof: Embodiments provide an illumination apparatus including: an adapter that converts alternating power into driving power; and a light emitting device that is detachably and electrically connected to the adapter and that emits light according to the driving power provided from the adapter.... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.
20100117559 - Illumination apparatus and driving method thereof: An illumination apparatus includes an adapter that converts power into driving power; a light emitting device illumination part that is detachably and electrically connected to the adapter to emit light according to the driving power from the adapter; and a driving unit that controls an illumination direction of the light... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.
20100117557 - Light-emitting device, light-emitting element chip and light emission adjusting method: The light-emitting device includes: a setting unit switching a potential difference between anode and cathode electrodes alternately between first and second potential differences so that light-emitting thyristors are caused to have one of the first and second potential differences in common; a specifying unit sequentially specifying, as a target for... Agent: Fildes & Outland, P.C.
20100117560 - Pixilated led light source for channel letter illumination: The present invention is an LED module for channel letter illumination utilizing multiple through-hole LEDs in a pixel formation as a light source where one surface mounted LED or other forms of LEDs were previously used. The use of a number of small through-hole LEDs ideally requires that a beam... Agent: Cao Group, Inc.
20100117562 - Power supply controller for multiple lighting components: A power supply controller for a plurality of lighting components in a battery-powered apparatus. The power supply controller comprises a current source common to the lighting components, and a sequencer for coupling the current source sequentially to each of the lighting components with a repetition rate substantially faster than the... Agent: Larson Newman & Abel, LLP
20100117563 - Electronic operating device and method for the incremental dimming of a lighting device: An electronic operating device for the incremental dimming of one or more luminous means, comprising two or more switching inputs, which can be current-carrying or non-current-carrying, wherein the operating device dims the luminous means to different light levels owing to the switching combination of the switching inputs.... Agent: Cohen, Pontani, Lieberman & Pavane LLP05/06/2010 > patent applications in patent subcategories. archived by USPTO category
20100109530 - Aircraft cabin lighting system and kit therefor: An aircraft cabin lighting kit includes: a driving/dimming module generating output signals for controlling illumination of at least one lighting unit according to command signals from a cabin management system; and at least one wire assembly interfacing the driving/dimming module with a power bus for receiving operational power, and a... Agent: Drinker Biddle & Reath LLP Attn: Patent Docket Dept.
20100109531 - All-led visible light and ir light headlamp: A headlamp for a vehicle (air, land or sea) providing a planar array of infrared (IR) light-emitting diodes (LEDs) and visible light LEDs, and arranged and mounted within a housing so as to provide for cooling of the LEDs without forced convection, by conducting heat from the LEDs to protruding... Agent: Karen Tang-wai Sodini
20100109532 - Device and method for producing and/or confining a plasma: The invention concerns a device for producing and/or confining a plasma (10), comprising a recipient (13) within the volume of which the plasma is produced or confined, wherein said recipient comprises a wall (1) defining a lining (15) at the inside of the recipient and encompassing the volume, characterized in... Agent: Blakely Sokoloff Taylor & Zafman LLP
20100109533 - Electronic ballast with adjustable filament preheating based on output current symmetry: An electronic ballast is provided for adjustable filament preheating of a discharge lamp based on output current symmetry. A power converter receives DC power and outputs AC power. A starting circuit generates a high voltage for starting the lamp. A control circuit controls the AC power output from the power... Agent: Waddey & Patterson, P.C.
20100109534 - Electronic ballast with controlled filament preheating using half-wave lamp current detection: An electronic ballast is provided for controlled preheating of filaments in a discharge lamp. A power converter has a plurality of switching elements and converts DC power from a DC power source into AC power for the lamp. A starting circuit generates a high voltage for starting the lamp. A... Agent: Waddey & Patterson, P.C.
20100109535 - Light-emitting device: A light-emitting device includes a light-emitting diode (LED) module, a detecting circuit and a control circuit. The light-emitting diode module receives a variable voltage. The detecting circuit detects a light state of the light-emitting diode module and then outputs a control signal. The control circuit is electrically connected to the... Agent: Birch Stewart Kolasch & Birch
20100109536 - Led-based secondary general illumination lighting color slaved to primary general illumination lighting: One aspect relates to combining an at least one primary general illumination lighting with an at least one LED-based secondary general illumination lighting. The aspect further comprises sensing an at least one sensed electric characteristics used to produce the at least one primary general illumination lighting. The aspect further comprises... Agent: Searette LLC Suite 110
20100109538 - Continuous current control circuit modules of series string bulbs type: The invention relates to a continuous current control circuit module of series string bulbs type, which can maintain the normal current and voltage across each of the bulbs when any of series connected bulbs burn out. The string includes a shunt in every bulb assemblies, which is especially a Zener... Agent: Leong C Lei
20100109537 - Led lighting circuit and illuminating apparatus using the same: Light outputs from many LEDs are uniformized and power consumption required for such uniformizing is suppressed, in an LED lighting circuit to be used for illuminating apparatus and the like. Currents flowing from a DD converter to an LED module are detected by a current detection resistor and compared with... Agent: Greenblum & Bernstein, P.L.C
20100109539 - Power converter and power conversion method with reduced power consumption: A power converter and power conversion method converts an input AC signal to a voltage usable by a load while reducing power consumption, thereby making the converter and method suitable for a wider range of applications. A rectifier receives the AC input signal and outputs a rectified voltage Vs, a... Agent: Osram Sylvania Inc
20100109540 - Organic light emitting diode display: An organic light emitting diode display includes a first scan switching element controlled in response to a first scan signal from a first scan line and connected between a first data line and a first node, a first storage capacitor connected between the first node and an AC voltage supply... Agent: Brinks Hofer Gilson & Lione
20100109541 - Color control of light sources employing phosphors: An illuminating device includes a light source including a lighting device, such as a solid state lighting device, which emits light, a phosphor material which converts at least a portion of the light emitted by the lighting device to light of a different wavelength. A controller adjusts a ratio of... Agent: Fay Sharpe LLP
20100109542 - Electronic ballast with controlled lamp preheating: An electronic ballast provides controlled preheating for a discharge lamp. A power converting circuit receives a DC power input and converts it into an AC power output. A starting circuit coupled to the power converting circuit generates a high voltage for starting the lamp. A control circuit controls the power... Agent: Waddey & Patterson, P.C.
20100109543 - High-pressure discharge lamp ballast with multi-mode lamp starting circuit: An electronic ballast is provided for powering a high-pressure discharge lamp. A power supply circuit receives an AC input and provides a DC output in response to the AC input. An inverter circuit having a plurality of switching elements converts the DC output into an AC signal for the lamp.... Agent: Waddey & Patterson, P.C.
20100109545 - Automatic compensation for degradation of optocoupler light emitting diode: A system and method for compensating for degradation of a light emitting diode includes accumulating time that the light emitting has been lit. An additional amount of drive current to be provided to the light emitting diode is determined based on the accumulated time that the light emitting diode has... Agent: Harness, Dickey & Pierce, P.L.C
20100109544 - Cold cathode tube lamp: A cold cathode tube lamp which can be lighted easily when the ambient temperature is low. The cold cathode tube lamp comprises discharge tubes (1, 40) having a pair of electrodes (12, 13, 42, 43) and being driven when a voltage having an AC component is supplied thereto, and ballast... Agent: Birch Stewart Kolasch & Birch
20100109546 - Electronic ballast with lamp flicker suppression during start-to-steady state transition: An electronic ballast is provided for powering a discharge lamp and suppressing lamp flicker during startup transition. A power converter receives DC input power and converts it into an AC power output. A resonant circuit is coupled with the lamp and also between output terminals of the power converter. A... Agent: Waddey & Patterson, P.C.
20100109547 - Lcd backlight inverter: Disclosed is a liquid crystal display (LCD) backlight inverter. The LCD backlight inverter includes a lamp open detection unit outputting a first open detection voltage for a preset time period when it is determined that a predetermined lamp is open, based on a current voltage corresponding to the current of... Agent: Lowe Hauptman Ham & Berner, LLP
20100109548 - Dimming electronic ballast with preheat current control: An electronic ballast is capable of realizing high frequency lighting of a discharge lamp and switching between at least two lighting modes with different light outputs. The ballast includes a preheating circuit having a winding component connected in parallel with a main resonant circuit with a lamp current flowing therein... Agent: Waddey & Patterson, P.C.
20100109550 - Led dimming techniques using spread spectrum modulation: Circuits and methods of LED dimming are disclosed. Frequency modulation using controlled modulation depth generates deterministic sidebands of both the fundamental frequency and its harmonics. Various filters including low-pass, band-pass, high-pass and combinations of those are used to selectively filter the deterministic frequency components generated by the frequency modulation to... Agent: Cheng Intellectual Property Group
20100109551 - Light source package: A light source package includes a metal base adapted for engaging a suitable electrical socket; a transparent housing assembled with the base so as to form together with the base an accommodating space; and a light-emitting unit mounted within the accommodating space. The light-emitting unit has an LED die, and... Agent: Jackson Ipg PLLC
20100109549 - Method and device for driving a gas discharge lamp: A method is described for driving a lamp (L), specifically but not necessarily a gas discharge lamp. The lamp is driven with a pulse width modulated lamp current. The lamp current frequency is a constant frequency (fref) modulated with a random or at least pseudorandom noise signal (Sn). Further, an... Agent: Philips Intellectual Property & Standards
20100109555 - Aromatic amine compound, organic electroluminescent element including the same, and display device including organic electroluminescent element: wherein X1 and X2 each represent a group selected from an alkyl group, an aryl group, an allyl group, an alkoxy group, and an aryloxy group, X1 and X2 may be the same or different, Ar1 and Ar2 each represent an arylene group, n≧1, at least one of substituents Y... Agent: K&l Gates LLP
20100109554 - Illumination device having inrush current limiting circuit: An illumination device includes an integrated electronic ballast and a luminaire connecting terminal, that has a terminal housing, wherein there is integrated in the terminal housing an inrush current limiting circuit that is designed such that when the luminaire is switched on it prevents excessively large inrush currents by a... Agent: Viering, Jentschura & Partner - Osr
20100109553 - Led bulb with zener diode, zener diode assembly or resistor connected in series: An LED bulb in one embodiment includes two depending arms; a Zener diode secured to one end of one arm; an LED secured to one end of the other arm; a conductor electrically interconnecting the Zener diode and the LED; and an enclosure formed of epoxy resin with the Zener... Agent: Birch Stewart Kolasch & Birch
20100109552 - Light dimmer circuit: A light dimmer circuit for use with light emitting diodes. Light emitting diodes (LEDs) are connected in parallel with capacitors, which are connected in parallel with LED drivers. The light dimmer circuit is capable of achieving a wide range of power levels to the LEDs.... Agent: Muskin & Cusick LLC
20100109558 - Ac to dc led illumination devices, systems and methods: Illumination devices (10), systems and methods that convert an alternating current (AC) supply (14) to a direct current (DC) for powering a plurality of light emitting diodes (LEDs) are disclosed. An illumination device (10) comprises a full wave rectifier (12) for converting the AC supply into a direct current (DC).... Agent: Dilworth & Barrese, LLP
20100109564 - Adjustable color illumination source: An adjustable adjustable color illumination source comprises: a first color channel including at least first and second sub-channels independently selectively switchable on or off to generate illumination of a first color with at least three different selectable intensity levels not including zero intensity; a second color channel including at least... Agent: Fay Sharpe LLP
20100109565 - Apparatus and methods for reducing the power consumption of fluorescent lights: Systems for reducing the power consumption of fluorescent lights are provided. The systems can be used in new construction as well as retrofitted into existing buildings employing overdriven fluorescent lights without significantly affecting the operation of utility power lines. In preferred embodiments, the systems provide substantially constant light output during... Agent: Maurice M Klee
20100109563 - Apparatus for driving multi-light emitting devices: An apparatus for driving multi-light emitting devices that drives a multi-channel light emitting unit having a plurality of light emitting channels connected in parallel with each other, each of which has a plurality of light emitting devices connected in series with each other according to an aspect of the invention... Agent: Lowe Hauptman Ham & Berner, LLP
20100109562 - Backlight module and light-emitting device thereof: A light emitting device of the backlight module comprises a carrier, an electrical contact, a light emitting diode (LED) driving circuit, and a plurality of LEDs. The carrier comprises a surface, and the electrical contact is electrically connected to a voltage source for providing a voltage potential substantially equal to... Agent: Wpat, PC Intellectual Property Attorneys
20100109560 - Capacitive full-wave circuit for led light strings: A capacitive full-wave circuit for LED light strings makes use of capacitors and diodes together to drive a LED string with full AC waves. Different from the conventional four-diode full-wave rectifying circuit, one embodiment of capacitive full-wave circuit includes two capacitors and two diodes. Because of the large imaginary impedance,... Agent: Cochran Freund & Young LLC
20100109568 - Common optical element for an array of phosphor converted llight emitting devices: A device is provided with an array of a plurality of phosphor converted light emitting devices (LEDs) that produce broad spectrum light. The phosphor converted LEDs may produce light with different correlated color temperature (CCT) and are covered with an optical element that assists in mixing the light from the... Agent: Philips Intellectual Property & Standards
20100109566 - Control circuit for light emitting diode and light emitting device having the same: Disclosed are a control circuit for a light emitting diode and a light emitting device having the same. The control circuit for the light emitting diode comprises a red LED, a green LED and a blue LED, a driver which outputs a first control signal and a second control signal... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association
20100109557 - Floating switch controlling led array segment: A control circuit used in a lamp system. The lamp system has a first and a second light emitting diode (LED) connected together in series. The control circuit includes a current source for connecting to the first LED to provide a regulated drive current to the first and second LEDs... Agent: Senniger Powers LLP (osr)
20100109559 - Method and circuit of controlling an led charge pump driving circuit: An LED charge pump driving circuit includes a charge pump, a control circuit, a driver, and an LED. The charge pump generates an output voltage according to an input voltage. The driver drives the LED according to the output voltage so as to generate a load voltage. When the load... Agent: North America Intellectual Property Corporation
20100109561 - Power supply apparatus: A power supply apparatus includes an open loop power switcher, a power isolation transformer, a backlight driving circuit, and a power circuit. The open loop power switcher converts a direct current (DC) power into an alternating current (AC) input voltage. The power isolation transformer is coupled to the open loop... Agent: North America Intellectual Property Corporation
20100109556 - Solar powered underwater multipurpose illumination device: An illumination device includes a housing and a lens disposed at the end of the housing. The lens is in watertight engagement with the housing and includes at least one LED disposed in the housing and for transmitting light through the lens. An infrared sensor is operatively connected to the... Agent: Buchanan, Ingersoll & Rooney PC
20100109567 - Tiled lighting device: The present invention relates to a lighting device (10) comprising a tiled light guide (16) comprising a central tile (12b) and at least one end tile (12a, 12c), the end tile(s) (12a, 12c) being arranged at an edge (24, 26) of the light guide (16); at least one solid state... Agent: Philips Intellectual Property & Standards
20100109569 - Transformer with adjustable leakage inductance and driving device using the same: A transformer with adjustable leakage inductance includes a first bobbin, a first winding, and a second winding. The first bobbin includes a first region and a second region. The second winding includes a first coil portion and a second coil portion. One of the first winding and the first coil... Agent: PCe Industry, Inc. Att. Steven Reiss
20100109570 - Electrical circuit for driving leds in dissimilar color string lengths: An electrical circuit is disclosed. The electrical circuit comprises a plurality of color strings coupled in series, where each color string has at least one lamp, preferably a light emitting diode. The color strings may be of dissimilar length and may contain light emitting diodes of different colors. In one... Agent: Perkins Coie LLP
20100109574 - Arrangement including an electronic ballast and dimming control apparatus connected thereto, and method for operating a lamp: An arrangement is provided, including an electronic ballast having two terminals to which the electronic ballast applies voltage during operation, wherein the electronic ballast is configured to distinguish between different loads connected to the terminals and thus to obtain an analysis result, wherein it is configured to drive a lamp,... Agent: Viering, Jentschura & Partner - Osr
20100109573 - Discharge lamp lighting circuit: A discharge lamp lighting circuit facilitates carrying out re-ignition and addresses a problem than can arise due to an influence of a capacitor in an auxiliary lighting circuit. A driving voltage generating portion supplies an AC driving voltage to a discharge lamp to be a driving target. An auxiliary lighting... Agent: Fish & Richardson P.C.
20100109572 - High-pressure discharge lamp ballast with rapid lamp restart circuit: An electronic ballast is provided for quickly restarting a high-pressure discharge lamp after shutdown. The ballast includes a power supply circuit for supplying power to the lamp from a commercial power source, a start voltage generation circuit for supplying a starting high voltage to the lamp and a control circuit... Agent: Waddey & Patterson, P.C.
20100109571 - Insulation type ac-dc converter and led dc power supply device using the same: In an insulation type AC-dc converter in which input current from a commercial power supply is converted to obtain insulated direct current, the overall efficiency is raised and the structure is simplified. A multi-resonance type half-bridge DC-DC converter having an insulation transformer T is used as a first converter, and... Agent: Greenblum & Bernstein, P.L.C
20100109577 - Cascading addressable mastering protocol-based lighting system: A method of controlling one or more light fixtures and system thereof are described. Each light fixture is communicably coupled with a lighting control system. The method comprises determining a value of a non-zero portion of a control signal, comparing the determined value with a portion of a component identifier... Agent: Lowe Hauptman Ham & Berner, LLP
20100109576 - General illumination system and an illuminaire: A lighting system is presented. The lighting system comprises a light guide (3), a lighting source (5) arranged for coupling light into the light guide (3), wherein the light guide (3) is arranged such that at least part of the light is emitted in a first general direction (21, 121),... Agent: Philips Intellectual Property & Standards
20100109575 - Single chip led as compact color variable light source: The present invention relates to a color variable light-emitting device comprising an array of a plurality of LEDs formed on one highly resistive substrate, which array comprises a first, a second and a third set of at least one LED arranged to provide light of a first, a second and... Agent: Philips Intellectual Property & StandardsPrevious industry: Electric lamp and discharge devices: consumable electrodes
Next industry: Electricity: motive power systems
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