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Electric lamp and discharge devices: systems January USPTO class listing 01/08Below 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. 01/31/2008 > patent applications in patent subcategories. USPTO class listing
20080024066 - Mixture for the production of an amber glass, amber glass, method for the production of tubes and blanks of tinted bulbs, and tinted bulbs obtained with said glass: The invention relates to a mixture for the production of a vat-dyed amber glass; an amber glass formed from the vitrifiable mixture, based on a silico-sodo-calcic composition; and a method for the production of tubes and blanks (2) for bulbs (1) using said glass. The mixture contains 100% by weight... Agent: Banner & Witcoff, Ltd.
20080024065 - Fast ferroelectric phase shift controller for accelerator cavities: The present invention relates to methods and systems for fast ferroelectric tuning of RF power used in a particle accelerating system. By adjusting the voltages fed to the ferroelectric phase shift controller, the amplitude and phase of the RF power wave are altered, thus changing the coupling of the power... Agent: Arent Fox LLP
20080024067 - Led lighting device: An LED lighting device has high cooling efficiency and long life with a plurality of high-intensity LEDs mounted thereto. The LED lighting device is composed of a light emission part provided with a plurality of LEDs and a heat radiator for the LEDs, a power source part generating a current... Agent: Wenderoth, Lind & Ponack, L.L.P.
20080024068 - Lamp socket, backlight assembly having the same and display device having the same: A lamp socket includes a socket housing and a plurality of power supply members. The socket housing has a plurality of connecting holes extended in a vertical direction. The power supply members are disposed in the connecting holes, respectively, and each of the power supply members includes a plurality of... Agent: F. Chau & Associates, LLC
20080024069 - El display device and electronic device: An electroluminescence display device has a plurality of electroluminescence elements and a driver circuit formed over a substrate. At least a part of the driver circuit is disposed in a display portion of a substrate in order that the size of the display device can be reduced.... Agent: Cook, Alex, Mcfarron, Manzo, Cummings & Mehler Ltd
20080024070 - Light emitting diode replacement lamp: The invention is a replacement for a conventional incandescent or halogen light bulb. Besides providing regular illumination, it has advantages over a conventional bulb while maintaining the bulb's decorative function, such as visual effects associated with the bulb's envelope or shade. The invention comprises a connector equivalent to a standard... Agent: Pritzkau Patent Group, LLC
20080024071 - Bypass components in series wired led light strings: Disclosed is an LED light string that uses parallel connected bypass components that are connected across the leads of the LEDs and are disposed in the socket of the LED lamp holder. The use of parallel connected bypass components across the leads of the LEDs greatly enhances the reliability of... Agent: Cochran Freund & Young LLC
20080024072 - Acoustic resonance free driving electronic ballast for high intensity discharge lamp: Acoustic resonance free driving electronic ballast is used in a high intensity discharge lamp, which will prevent acoustic resonance occurred in the lamp, and includes an EMI filter, a line rectifier, and a high-frequency inverter. In use, a voltage is outputted through the line filter, which won't have to pass... Agent: Rosenberg, Klein & Lee
20080024073 - Method for detecting lamp current and lamp driving circuit using the method for detecting the lamp current: A lamp driving circuit includes: a voltage supply part including a first voltage supply part and a second voltage supply part; a first circuit part including a first terminal, a second terminal and a first coil; a second circuit part including a second coil electromagnetically coupled to the first coil... Agent: Cantor Colburn, LLP
20080024074 - Load control device for use with lighting circuits having three-way switches: A smart dimmer for control of a lighting load from an AC power source can replace any switch in a three-way or four-way lighting control system. The smart dimmer can be connected on the line-side or the load-side of a three-way system with a standard three-way switch in the other... Agent: Ostrolenk Faber Gerb & Soffen
20080024075 - Apparatus and method for striking a fluorescent lamp: A lamp inverter with continuous strike voltage facilitates faster striking of a fluorescent lamp, especially at cold temperatures. A frequency sweep generator sweeps the frequency of the lamp inverter to a striking frequency corresponding to a striking lamp voltage and then maintains the striking frequency until the lamp strikes.... Agent: Knobbe Martens Olson & Bear LLP
20080024076 - Color control for scanning backlight: A backlighting system comprising: a color manager; a plurality of luminaires, each of the luminaires comprising a LED string and arranged to illuminate a particular portion of a display associated therewith; a color sensor arrange to receive light from one of the luminaires; and a plurality of thermal sensors each... Agent: Microsemi Corp - Amsg Ltd.01/24/2008 > patent applications in patent subcategories. USPTO class listing
20080018255 - Electro-permanent magnet for power microwave tubes: A magnet configuration for a power microwave tube with a resonant cavity comprises a permanent magnet (110) with an axis-aligned through-bore (135) of sufficient size to contain the resonant cavity. The permanent magnet has an inner chamber (140) that is centered on the axis (130) with opposite magnet poles aligned... Agent: Louis Ventre, Jr
20080018256 - Led flashlight and heat sink arrangement: An LED light may comprise a light emitting diode selectively energizable for producing light; an electronic circuit for selectively energizing the light emitting diode; and a heat sink of a thermally conductive material, wherein the light emitting diode is thermally bonded to the heat sink; and wherein the electronic circuit... Agent: Dann, Dorfman, Herrell & Skillman
20080018257 - Light source module air flow cooling: A light source module includes a lamp assembly, at least one temperature sensor for monitoring a temperature of the lamp assembly, and a processor coupled to the temperature sensor and the lamp assembly, the processor being configured to operate the lamp assembly at a reduced power level when the temperature... Agent: Hewlett Packard Company
20080018258 - Method for lighting flat fluorescent lamp: A method for lighting a flat fluorescent lamp for a large-sized backlight unit is disclosed, to prevent a discharge interference (scattering in fluorescent discharge) when lighting a plurality of groups of cylindrical electrodes being adjacent, in which an A.C. voltage is applied to one or two groups of cylindrical electrodes... Agent: Mckenna Long & Aldridge
20080018259 - Mirror having a field emission information display: A mirror having a field emission information display includes a semitransmitting reflecting mirror body, a field emission unit, and a control unit. The field emission unit is installed in the semitransmitting reflecting mirror body. The field emission unit includes an anode structure having an anode layer, a cathode structure having... Agent: Rosenberg, Klein & Lee
20080018260 - Series wired light string with unidirectional resistive shunts: A string set of series-connected incandescent bulbs in which substantially all of the bulb filaments in the set are individually provided with a shunt circuit which includes a voltage responsive switch which is inoperative during normal operation of the string set when connected to a source of operating potential and... Agent: Dickstein Shapiro LLP
20080018261 - Led power supply with options for dimming: A LED driver circuit is disclosed that has the ability to drive a single series string of power LEDs. The LED driver circuit uses a single stage power converter to convert from a universal AC input to a regulated DC current. This single stage power converter current is controlled by... Agent: Attorney Richard S. Missimer
20080018262 - Ballast control circuit for use with ccfl and eefl lamps: A ballast control circuit for driving at least one gas discharge lamp in accordance with an embodiment of the present application includes a high side driver operable to provide a high side driving signal to a high side switch of a half bridge controlled by the ballast control circuit, wherein... Agent: Ostrolenk Faber Gerb & Soffen
20080018263 - Discharge lamp lighting circuit: A lighting circuit includes a capacitor and inductor for a resonance, and a first output, a second output, a resistor and a monitor circuit. A DC-AC converting circuit generates an AC voltage from a DC voltage. The resistor has an end connected to the second output and the other end... Agent: Fish & Richardson P.C.
20080018266 - Dc to dc conversion circuit with variable output voltage: The present invention provides a DC to DC conversion circuit, comprising a DC power supply, a DC to DC converter, a power management IC and a load, wherein the load may be a backlight source of a liquid crystal display. The power management IC controls the DC to DC converter... Agent: Madson & Austin
20080018265 - Single-stage electronic ballast device: A single-stage electronic ballast device outputs a square wave current to drive an HID lamp, which includes a rectifying and power factor correction unit, a bridge converter and a controller circuit. The rectifying and power factor correction unit has an input connected to an AC power source to rectify an... Agent: Birch Stewart Kolasch & Birch
20080018264 - Method and device for producing an optical link using light flashes: The invention relates to a method and device for producing an optical link using light flashes. According to the invention, an arrangement (13) comprising a plurality of capacitors (C1 to C5) is provided in order to power a flash lamp (3) and the connection of said capacitors within the arrangement... Agent: Stevens Davis Miller & Mosher, LLP
20080018267 - Semiconductor device for driving led, and led driving: An LED driving semiconductor apparatus having a larger electric power conversion efficiency and is suitable for miniaturization, and an LED driving apparatus using the same are provided. The LED driving semiconductor apparatus for driving at least one LED includes an input terminal, an output terminal, a switching element block and... Agent: Wenderoth, Lind & Ponack L.L.P.
20080018268 - Applications of halogen converter control ic: The functionality of electronic convertors for low voltage filament lamp applications, such as halogen lamps, can be increased by including auxiliary circuits. Such auxiliary circuits may include gate drive resistors; a charge pump for sustaining the DC supply; open circuit protection; short circuit protection; thermal protection; extended resetting time; latched... Agent: Ostrolenk Faber Gerb & Soffen01/17/2008 > patent applications in patent subcategories. USPTO class listing
20080012499 - Rapid thermal firing ir conveyor furnace having high intensity heating section: Isolation IR heat lamp module and method of firing multi-zone IR furnaces for solar cell processing comprising lamps disposed in individual parallel channels in a reflector/insulator body to provide a cooling air channel surrounding each tube; the channels are covered with IR-transmissive plate material to isolate each lamp from adjacent... Agent: Jacques M. Dulin, Esq. Dba Innovation Law Group, Ltd.
20080012500 - Inverter circuit, fluorescent tube lighting apparatus, backlight apparatus, and liquid crystal display: A driving apparatus and a driving method are disclosed that are capable of uniformly lighting each entire fluorescent tube irrespective of the length or number of fluorescent tubes when simultaneously driving a plurality of fluorescent tubes in a fluorescent tube lighting apparatus. When two inverter circuits having respective transformers are... Agent: Birch Stewart Kolasch & Birch
20080012501 - Current regulator apparatus and methods: An apparatus according to the present invention provides regulated pulsed current to an LED from a voltage source such as a rectified AC voltage. The present inventions provide methods for delivering regulated pulsed current to an LED from the voltage source.... Agent: Cyr & Associates, P.A.
20080012502 - Led power control methods and apparatus: Methods and apparatus for providing and controlling power to loads including one or more LEDs. In one example, a controlled predetermined power is provided to a load without requiring any feedback information from the load (i.e., without monitoring a load voltage and/or load current). In another example, a “feed-forward” power... Agent: Wolf Greenfield & Sacks, P.C.
20080012503 - Power control of a fluorescent lamp: A fluorescent lamp (2), in particular a backlight lamp of a display device, is supplied with an alternating voltage, a frequency and an amplitude of which being greater during ignition than during normal operation of the lamp. The voltage (V) across the lamp and the current (I) through the lamp... Agent: Philips Intellectual Property & Standards
20080012504 - Arc lamp circuit: Embodiments of a circuit to power an arc lamp are disclosed.... Agent: Hewlett Packard Company
20080012505 - Electronic blast with remote capacitor placement: An electronic ballast with remote capacitor placement includes a first housing (34); a second housing (36); an AC/DC converter (22); a DC bus (24) operably connected to the AC/DC converter (22); a lamp driver (26) operably connected to the DC bus (24); and a storage capacitor (32) connected to the... Agent: Philips Intellectual Property & Standards
20080012506 - Multicolored led lighting method and apparatus: Apparatus and systems including one or more first LEDs, each first LED configured to generate first radiation having a first spectrum, and one or more second LEDs, each second LED configured to generate second radiation having a second spectrum different than the first spectrum. A diffuser is employed to blend... Agent: Wolf Greenfield & Sacks, P.C.
20080012508 - Protection circuit and method: A light source is protected by selectively coupling a shunt path in parallel with the light source, such that current is diverted away from the light source and through the shunt path. A detection circuit detects the current flowing in the shunt path when the shunt path is connected in... Agent: Dickstein Shapiro LLP
20080012507 - High current fast rise and fall time led driver: The present invention contemplates a variety of improved techniques for the fast switching of current through, among others, LED loads. A current shunting device is utilized to divert current away from a load at high speed when activated, thus enabling the control of the amount current that flows through the... Agent: Perkins Coie LLP
20080012509 - Electrical energy discharge control: Systems and methods presented herein provide for the control of electrical energy discharge from an electrode. In this regard, a sensor detects electrical energy discharged from the electrode and generates an electronic signal representative of a detected electrical energy discharge. Such a sensor may detect an electric field and/or light... Agent: Mfb Law, Attn: Gregory T. Fettig
20080012510 - Backlight module and digital programmable control circuit thereof: A digital programmable control circuit of a backlight module for controlling a lamp circuit includes a memory unit, a processing unit and a pulse width modulation (PWM) unit. The memory unit stores a lamp parameter. The processing unit electrically connected to the memory unit reads the lamp parameter. The PWM... Agent: Birch Stewart Kolasch & Birch01/10/2008 > patent applications in patent subcategories. USPTO class listing
20080007181 - Light emitting diode display system: A light emitting diode (LED) display, including: drive circuitry; a control processor; a frame including two edges; multiple cables extending rigidly between the two edges of the frame; and at least one pixel module coupled to each cable. Each cable includes a power wire coupled to the drive circuitry, a... Agent: Ratnerprestia
20080007180 - Directional lamp daytime running light module and vehicular turn signal control system: A vehicular lighting control system for controlling the illumination of a vehicle's external directional/turn signaling and/or hazard lighting, by controlling continuous illumination of pairs of the brightest filaments of single or dual filament bulb designed vehicles. The system controls to operate the brightest filaments when the operator wishes to draw... Agent: Smith, Gambrell & Russell
20080007182 - System for temperature prioritised colour controlling of a solid-state lighting unit: The present invention relates to a system (100) for controlling light output of a lighting system. The system (100) comprises a light mixing circuit (116) comprising a plurality of light sources configured to provide a mixed light output (102) and mounted on a heat-sink (202) together with a temperature sensing... Agent: Philips Intellectual Property & Standards
20080007183 - Image display apparatus: To provide an image display apparatus having: an electron source; a light-emitting member for emitting a light by irradiation with electrons emitted from the electron source; an anode electrode, which is arranged being opposed to the electron source; a high-voltage generating circuit for generating a potential which rises in a... Agent: Fitzpatrick Cella Harper & Scinto
20080007184 - Gas discharge lamp driving method: A gas discharge lamp is driven using a high frequency lamp current. A lamp driving circuit comprises a high frequency bridge circuit for supplying said lamp current. To prevent the lamp from extinguishing, when the lamp voltage is lower than a predetermined lamp operation voltage, a resonant circuit is provided... Agent: Philips Intellectual Property & Standards
20080007185 - Light system with dielectric barrier discharge lamp, operating device and connection cable: A lighting system with a dielectric barrier discharge lamp (2) and an operating device (1) is connected to a high-voltage flat ribbon cable (6). As a result, the capacitive line losses can be minimized and both the ignition behavior and the power consumption of the lamp (2) can be improved.... Agent: Osram Sylvania Inc
20080007186 - Backlight modulation circuit: An exemplary backlight modulation circuit (200) includes a pulse generator circuit (210) configured for generating a first square pulse; a voltage division circuit (230) configured for receiving the first square pulse and generating a second square pulse according to the first square pulse; an oscillator circuit (240) configured for generating... Agent: Wei Te Chung Foxconn International, Inc.
20080007187 - Method and apparatus for dc switching lamp driver: A method and electronic circuit for driving multiple backlight lamps by means of DC switching, that is, current switching with single DC high voltage source. The inverter of the present invention does not need any transformers, because it uses an unregulated DC high voltage power supply. The electronic circuit includes... Agent: Christie, Parker & Hale, LLP
20080007188 - Starting circuit for electric discharge lamp: A starting circuit for an electric discharge lamp providing an electric current to a lamp having a first and a second filament. The circuit measures a lamp current and a filament temperature and then compares these against a reference voltage. When the lamp current is below a set threshold value,... Agent: Steptoe & Johnson LLP
20080007189 - Stage lighting lamp unit and stage lighting system including such unit: A stage lighting lamp unit includes a processor for receiving control data from a remote console. Beam orientation data for the lamp unit is passed to the lamp in the form of the x, y and z co-ordinates of a point in space through which the beam is to pass.... Agent: Fish & Richardson, PCPrevious industry: Electric lamp and discharge devices: consumable electrodes
Next industry: Electricity: motive power systems
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