|Electric lamp and discharge devices: systems patents - Monitor Patents|
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Electric lamp and discharge devices: systemsBelow are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 02/27/2014 > 30 patent applications in 23 patent subcategories.
20140055029 - Tubelamp retrofit pin safety implementation using existing ballast and fixture: An electric lamp (1) has two pairs of external connection pins (5) adapted for connecting the lamp to a voltage source for powering an internal lighting module (3). Each pair of pins is disconnected from the lighting module by an open switch (6) unless a non-zero electric voltage is applied... Agent: Koninklijke Philips N.v.
20140055030 - Control network for led-based lighting system in a transit vehicle: A transit vehicle lighting system has a plurality of LED-based lighting fixtures for providing interior illumination. A control network comprises a plurality of slave nodes for controlling the LED-based lighting fixtures, and a master node for controlling the slave nodes. The master node may be connected to the slave nodes... Agent: I/o Controls Corporation
20140055031 - Leakage current detection circuit, semiconductor apparatus, led illumination apparatus, and vehicle: A leakage current detection circuit detects a switch current flowing in a switch which is targeted for leakage monitoring, and generates a detection signal to prohibit operation of a control target circuit which is targeted for control when the switch current does not reach a predetermined threshold value.... Agent: Rohm Co., Ltd.
20140055032 - Multi-segment led components and led lighting apparatus including the same: An integrated circuit component can include an integrated circuit package and a plurality of terminals provided on the exterior of the integrated circuit package. The terminals are configured to provide electrical connectivity to an interior of the integrated circuit package and a plurality of light emitting diode (LED) segments that... Agent: Cree, Inc.
20140055033 - Programmed start circuit for ballast: A programmed start ballast circuit is presented having a mode control circuit to selectively switch an inverter output load to control operation for cathode preheating, step dimming and/or anti-arcing operation.... Agent:
20140055034 - Phase and frequency control of a radio frequency generator from an external source: Controlling a phase and/or a frequency of a RF generator. The RF generator includes a power source, a sensor, and a sensor signal processing unit. The sensor signal processing unit is coupled to the power source and to the sensor. The sensor signal processing unit controls the phase and/or the... Agent: Mks Instruments, Inc.
20140055035 - Device and method for quick closing of an electric circuit and a use of the device: A device for quick closing of an electric circuit having a main spark gap with main electrodes and a triggering device. The triggering device has an auxiliary spark gap with auxiliary electrodes for igniting an arc in the main spark gap. The auxiliary electrodes are shielded from the main spark... Agent:
20140055036 - Web browser configurable and programmable light bulb: A self cooling light effects device for use in a standard light bulb socket having a socket adaptor, surface embedded LEDs as means to generate light effects, means to control light effects, and means for cooling. Fiber optic cables provide further light effects. Means to control 5 light effects may... Agent: A66, Inc.
20140055038 - Device and method for generating light of a predetermined spectrum with at least four differently colored light sources: A lighting device and method with a lighting unit which includes several light sources having different color spectra, with a sensor for determining the spectral power distribution emitted by the lighting unit, with a control unit which, as a function of a predetermined spectral power distribution as well as of... Agent: Eads Deutschland Gmbh
20140055039 - Light color and intensity adjustable led: An integrated photonic device includes a number of LEDs and a feedback mechanism that measures individual LED light outputs using a photo sensor via a light transmitter disposed in the vicinity of individual LEDs. A controller or driver adjusts a current driven to each LED using the detected values according... Agent: Tsmc Solid State Lighting Ltd.
20140055037 - Light source apparatus, method for controlling light source apparatus, and display apparatus: A light source apparatus according to the present invention, includes: a light source substrate on which one or more emission units are located; an optical sheet configured to reflect light from the emission unit; and a detection unit configured to detect reflected light reflected by the optical sheet, wherein the... Agent: Canon Kabushiki Kaisha
20140055040 - Lighting control system: A lighting control system according to the embodiment includes a plurality of lighting fixtures, a lighting control unit, and an access point. The plurality of lighting fixtures are arranged in a lighting area. The lighting control unit is configured so as to control the lighting fixture. The access point transmits... Agent: Toshiba Lighting & Technology Corporation
20140055041 - Chaotic approach to control of lighting: At least one controllable source of visible light is configured to illuminate a space to be utilized by one or more occupants. A controller causes the source(s) to emit light in a manner that varies at least one characteristic of visible light emitted into the space over a period of... Agent: AblIPHolding LLC
20140055042 - Controlling apparatus and method, recording medium, program and inputting and outputting apparatus: Disclosed herein is a controlling apparatus for controlling an inputting and outputting apparatus of the active matrix driving type including pixels each having an electroluminescence element whose operation can be changed over between light emitting operation and light receiving operation in response to a voltage applied thereto, including: a removing... Agent: Sony Corporation
20140055043 - Integration of led lighting with building controls: An LED-based light can be installed in a conventional light fixture. The LED-based light can include a sensor operable to output a first signal indicative of whether an area of one or more of the rooms is in an occupied state or a non-occupied state, and the LED-based light can... Agent: Ilumisys, Inc.
20140055044 - Led current control system for led drive system with multiple dimming inputs: A LED current control system for use with an LED drive system which includes LED strings connected in series with respective current sink circuits, each of which causes a current to be conducted by the LED string to which it is connected. The drive system includes 3 or more ‘dimming’... Agent: Analog Devices, Inc.
20140055047 - Color correcting device driver: A color correcting device driver is configured to vary the equivalent current into light emitting elements (e.g., LEDs) with the frequency of the AC input current (e.g., 120 Hz). In implementations that include a fly-back controller with a power factor correction (PFC) controller on the primary side, the color correcting... Agent: Atmel Corporation
20140055045 - Dc-dc converter using hysteretic control and associated methods: A control circuit used to control a DC-DC converter includes a duty cycle control unit to control a duty cycle of the DC-DC converter and a hysteretic control unit to maintain a voltage at an output of the DC-DC converter within a narrow range during certain operational time periods. The... Agent: Allegro Microsystems, Inc.
20140055046 - Time division modulation with average current regulation for independent control of arrays of light emitting diodes: Current is provided to a segment of light emitting diodes in a plurality of segments of light emitting diodes. Embodiments generate a current and sequentially and separately switch the current to each segment of light emitting diodes in the plurality of segments of light emitting diodes for a corresponding period... Agent: Point Somee Limited Liability Company
20140055049 - Illuminating device: An illuminating device includes at least one light-emitting source. The light-emitting source includes a substrate; at least one light-emitting chip disposed on the substrate; and at least one constant-current component electrically coupled to the light-emitting chip. The light-emitting chip includes multiple light-emitting units that are electrically coupled in series, in... Agent: Phostek, Inc.
20140055048 - Semiconductor light-emitting device: A semiconductor light-emitting device includes at least one light-emitting chip. The light-emitting chip includes plural light-emitting units, which are electrically coupled to each other in series, in parallel or in series-parallel combination; a first-type electrode electrically coupled to an external power source, the first-type electrode being disposed on one of... Agent: Phostek, Inc.
20140055050 - Apparatus for driving a plurality of segments of led-based lighting units: An LED-based lighting apparatus includes a plurality of LED-based lighting segments connected in series with a current control device. Each lighting segment has at least one LED-based lighting unit connected in series. A plurality of switch controllers controlled by a switching voltage comparator unit is connected with the plurality of... Agent:
20140055051 - Led driver having priority queue to track dominant led channel: An electronic circuit for driving a plurality of light emitting diode (LED) channels coupled to a common voltage node includes a priority queue for tracking a dominant LED channel. A queue manager may be provided to keep the priority queue updated during LED drive operations based on operating conditions associated... Agent: Allegro Microsystems, Inc.
20140055052 - Solid state lightening driver with mixed control of power switch: In order to control of dimming of solid state lighting devices (SSL) a driver circuit drives the SSL subject to an input voltage using a phase-cut dimmer. The driver circuit comprises a transistor operable in two modes, either alternating between on/off states or continuously controlling a current through the transistor.... Agent: Dialog Semiconductor Gmbh
20140055053 - Led control circuit with auto on/off function: An LED control circuit with auto ON/OFF function has a power module, a control module, a timer module, a driver module and an LED module with a first LED unit and a second LED unit. The control module generates a time control signal and an LED control signal to respectively... Agent:
20140055054 - Light devices having controllable light emitting elements: In some embodiments, a light device for generating light includes light emitting diodes (LEDs), and power supply circuitry including at least one switching regulator including switching elements to provide power to the LEDs. The light device includes a device support structure including a device connector and an LED support to... Agent:
20140055055 - Power conversion with controlled capacitance charging including attach state control: An electronic system includes a controller that actively controls a rate of charging and discharging of an energy storage capacitor to maintain compatibility with a dimmer. The controller actively controls charging of a capacitor circuit in a switching power converter to a first voltage level across the capacitor circuit. The... Agent:
20140055056 - Technology to desensitize led lamps against power ripples: An LED lamp having an operating voltage range within which if the supply voltage is provided within the operating voltage range, the LED lamp produces light in a designed light range, and which has reduced sensitization to ripples. The LED lamp includes a network of passive elements that are structured... Agent:
20140055057 - Current regulation apparatus: A current regulation apparatus is provided. The current regulation apparatus includes a trans unit, a first switching unit, a voltage detection unit, a voltage comparison unit, and a control unit. The trans unit includes an auxiliary winding unit. The first switching unit controls an operation of the trans unit. The... Agent: Lg Innotek Co., Ltd.
20140055058 - Method and system for stable dynamics and constant beam delivery for acceleration of charged particle beams in a non-scaling fixed field alternating gradient magnetic field accelerator: An accelerator system includes a plurality of cells. Each cell includes a focus magnet and a defocus magnet each configured to create a magnetic field so as to confine and accelerate a particle beam, the focus magnet being configured to focus the particle beam in a horizontal direction and defocus... Agent: Particle Accelerator Corporation02/20/2014 > 36 patent applications in 28 patent subcategories.
20140049158 - On board diagnosis of rf spectra in accelerators: A RF accelerator system includes an accelerator, a RF source coupled to the accelerator for providing RF power to the accelerator, a control for adjusting a frequency of the RF power provided by the RF source through a frequency range, and a sensor for sensing a response resulted from an... Agent:
20140049159 - Multiple strike ballast with lamp protection for electrodeless lamp: A multi-strike ballast to ignite an electrodeless lamp is disclosed, and includes an inverter circuit, a protection circuit, and a controller. The inverter circuit, upon activation, sends an ignition pulse to the lamp. The inverter circuit shuts down upon receiving a deactivation signal, and activates upon receiving an activation signal,... Agent: Osram Sylvania Inc.
20140049160 - Actuation device for a lighting device of a motor vehicle and motor vehicle: An actuation device (4) for a lighting device (3) of a motor vehicle (1), which includes at least one LED associated with a turn signal and at least one LED associated with another type of light, in particular a daytime running light and/or a position light, and a common optical... Agent: Audi Ag
20140049161 - Instant start ballast system: A program-start ballast (100) that is connectable to a lamp (150) with a filament (151) is disclosed. The ballast includes a heating unit (170) arranged to heat the filament (151), a receiver (180) arranged to receive a signal to turn the lamp (150) on or off, and a control circuit... Agent: Koninklijke Philips N.v.
20140049162 - Defect reduction in plasma processing: Methods and apparatus to reduce particle-induced defects on a substrate are provided. In certain embodiments, the methods involve decreasing plasma spread prior to extinguishing the plasma. The plasma is maintained at the decreased plasma spread while particles are evacuated from the processing chamber. In certain embodiments, the methods involve decreasing... Agent:
20140049163 - Electronic device capable of changing color of casing and method thereof: An electronic device capable of changing color of casing includes a casing, at least parts of the casing being made of transparent light-guiding material; a light emitting module for emitting light with N colors; a thermal sensor for sensing an environmental temperature; a storage unit for storing a look-up table,... Agent:
20140049164 - Intelligent light bulb base: A light bulb base includes a power source interface configured to couple the light bulb base to a light bulb socket. It also includes a bulb-coupling interface configured to removably couple the light bulb base to a bulb assembly. A user interface mechanism is also included in the light bulb... Agent: The Procter & Gamble Company
20140049166 - Lighting control system: Disclosed is a lighting control system including an object lighting control device and at least one reference lighting control device. The object lighting control device generates an object brightness control signal to control an object brightness of an object lighting device provided in an object district using a sensed result... Agent:
20140049165 - Semiconductor light emitting device and lighting apparatus: A semiconductor light emitting device includes a substrate, a first semiconductor light emitting element and a second semiconductor light emitting element. A first semiconductor light emitting element is provided on the substrate and includes a first layer having a first conductivity type, a first light emitting layer, and a second... Agent:
20140049167 - Integrated lighting system and method: System and method include luminaires, control switches, occupancy detectors, and photocells connected to central control module for setting up, testing, commissioning and maintaining the system. Memory card interface and associated memory card provided for loading, saving and/or transferring configuration, update firmware, and log system operation data, which can be automatically... Agent: Hubbell Incorporated
20140049168 - Conformal power adapter for lighted artificial tree: A dual-output power adapter for a lighted artificial tree having a plurality of tree portions with light strings having lighting elements. The dual-output power adapter includes a power cord including a first power conductor and a second power conductor, the power cord configured to transmit an input electrical power; a... Agent:
20140049169 - Active matrix organic light emitting diode circuit and operating method of the same: An active matrix organic light emitting diode (AMOLED) circuit and an operating method thereof are disclosed herein. The AMOLED circuit includes an organic light emitting diode, a switching circuit, a compensating circuit, a driving circuit, and a reset circuit. The compensating circuit is connected to the switching circuit and includes... Agent:
20140049170 - Method and apparatus for led lighting: A LED lighting method and a LED lighting device has been disclosed, a method for improving the luminous efficiency of LED, an integrating method of a LED lighting circuit and a LED lighting integrated chip are provided, which use the negative power characteristics of the constant current diode CRD to... Agent: Guizhou Guangpusen Photoelectric Co., Ltd
20140049171 - Led driver having compensation capacitor set: Configurations for an LED driver are disclosed. The proposed LED driver receives an input voltage, drives an LED and includes a compensation capacitor set including a first and a second capacitors connected to each other in series, wherein the first capacitor is electrically connected to the LED, the second capacitor... Agent: National Cheng Kung University
20140049172 - Led dimming module: The present invention proposes an LED dimming module (10) comprising two LED strings (1,2), the first LED string (1) comprising at least one color converted blue or UV LED (1a) and the second LED string (2) comprising at least one amber light emitting LED (2a), the LED module further comprising... Agent: Tridonic Jennersdorf Gmbh
20140049174 - Driving device and method for driving a load, in particular an led assembly: Driver device and a corresponding driving method for driving a load, in particular an LED assembly comprising one or more LEDs. To provide a better performance, better cost-efficiency, improved power factor and reduced losses, a driver device (1,1′, 2, 2′) is provided comprising a rectifier unit (10) for rectifying a... Agent: Koninklijke Philips N.v.
20140049173 - Led controller circuit: An LED controller circuit for use in an LED drive circuit in which a coil current control scheme is used to deliver power to an LED arrangement from a phase cut dimmer. The controller circuit includes means for determining, based on an analysis/signal processing of the on-time of the transistor,... Agent: Nxp B.v.
20140049175 - Power supply circuit for a pfc converter: A PFC converter (100) is disclosed that includes a voltage rectifier circuit (126, 127, 153) and a voltage regulator circuit (81, 90, 33, 54). The PFC converter (100) also includes an inductor (140) having a plurality of auxiliary windings (141, 142) coupled to the voltage rectifier circuit (126, 27, 153)... Agent: Koninklijke Philips N.v.
20140049176 - Power device: An energy efficient apparatus includes a switching device, a frequency dependent reactive device, and a control element is provided. The switching device is coupled to a source of electrical power and includes a pair of transistors and is adapted to receive a control signal and to produce an alternating current... Agent:
20140049177 - Method and apparatus to control light intensity as voltage fluctuates: A method and apparatus for generating a pulse width modulated voltage that has a duty cycle that is inversely proportional to a sensed battery voltage and using the generated pulse width modulated voltage to control a light emitting diode to maintain the intensity of light emitted as the battery voltage... Agent: Trw Automotive U.s. LLC
20140049179 - Light emitting device control circuit device and control method of the control circuit device: The light emitting device control circuit device 100 in accordance with the disclosure includes a power source V1, a transistor TR1, a light emitting unit EU1, switches S1 to S17, constant current sources CC1 to CC17, and a controller 110. A switching voltage Vs1 is supplied from the controller 110... Agent: Rohm Co., Ltd.
20140049178 - Lighting lamp: The present invention discloses a lighting lamp (10), is used for emitting a plurality of lights with different color temperatures, and color rendering indexes of all the lights are larger than 90. The lighting lamp (10) includes a combination (100) of light sources and a driving module (200). The combination... Agent: National Taiwan University Of Science And Technology
20140049180 - Organic light emitting diode display and method of driving the same: An OLED display device is provided. The OLED display device may include a first capacitor connected between a data line and a first node, a first transistor connected to the first node and a second node, an OLED connected between a low-level source voltage terminal and a third node, a... Agent: Lg Display Co., Ltd.
20140049181 - Power factor correction: A power factor correction circuit includes an inductor L1, a diode D1, a switch Q3 and a controller 24. An input voltage Vin is applied to the inductor L1 which is cyclically discharged through the diode D1 by the operation of the switch Q3. The method of operation includes: operating... Agent: Tridonic Gmbh & Co Kg
20140049182 - Display device, electronic device, driving circuit, and driving method thereof: A display device includes a pixel circuit that supplies current to a light emitting diode (LED) and a driver circuit. The pixel circuit includes a constant current circuit including a first transistor and a capacitor connected to a gate terminal of the first transistor, and a switch circuit including a... Agent: Samsung Display Co., Ltd.
20140049183 - Recovering energy from an irda/remote control transmitter circuit: A portable electronic device with an IrDA transmitter LED is used to transmit both IrDA signals and remote control infrared signals. The device transmits remote control infrared signals with reduced power consumption. During a relatively longer remote control signal pulse, an inductor saturates and stores energy when a drive current... Agent: Ixys Ch Gmbh
20140049184 - Field emission display: A field emission display is also provided. The field emission display includes a plurality of pixel units. Each of the plurality of pixel units includes a first electrode located on the insulating substrate; a plurality of first electron emitters located on and electrically connected to the first electrode; a first... Agent: Tsinghua University
20140049185 - Led lamp with duty cycle dimming: A dimmable LED lamp assembly includes a power supply configured to receive an input power signal and produce a DC lamp current, a LED lamp coupled to the DC lamp current and configured to produce an amount of light corresponding to an amount of the DC lamp current, and a... Agent:
20140049186 - Load system having a control element powered by a control signal: A driver is connectable to an external power supply and configured to output variable electrical power for one or more loads, such as LEDs. A module including a microcontroller is operable to output a control signal that automatically varies the electrical power outputted by the driver. The microcontroller is further... Agent: Ruud Lighting, Inc.
20140049187 - System for manufacturing power supply unit and method for manufacturing supply unit, and flicker measurement apparatus: A method of manufacturing a power supply unit (PSU) is provided. The method includes providing at least one PSU supplying a dimming signal to at least one light source, performing a first test for electrical characteristics of the at least one PSU, detecting light emitted from the at least one... Agent: Samsung Electronics Co., Ltd.
20140049188 - Illuminating device: To a constant-current power supply whose output current can be variably set, light emitting modules can be connected in parallel. A control unit recognizes connection information outputted from an information output unit provided in each of the light emitting modules and varies the output current of the constant-current power supply.... Agent: Toshiba Lighting & Technology Corporation
20140049189 - Led lighting device with incandescent lamp color temperature behavior: In a lighting device, sets of LEDs are employed using the natural characteristics of the LEDs to resemble incandescent lamp behavior when dimmed, thereby Obviating the need for sophisticated controls. A first set of at least one LED produces light with a first color temperature, and a second set of... Agent: Koninklijke Philips N.v.
20140049190 - Laser interlock system for medical and other applications: A laser interlock system and allows laser radiation to be generated when an inspector and a subject correctly wear safety glasses and during use of a photo-acoustic imaging apparatus, thereby protecting the eyes of the inspector and the subject and preventing unnecessary power consumption. The laser interlock system includes a... Agent: Samsung Electronics Co., Ltd.
20140049191 - Tunable led lamp for producing biologically-adjusted light: A tunable LED lamp for producing biologically-adjusted light having a housing, a power circuit, a driver circuit disposed within the housing and electrically coupled with the power circuit, and a plurality of LED dies electrically coupled to and driven by the driver circuit. The driver circuit may drive the plurality... Agent: Biological Illumination, LLC
20140049192 - Tunable led lamp for producing biologically-adjusted light: A tunable LED lamp for producing biologically-adjusted light having a housing, a power circuit, a driver circuit disposed within the housing and electrically coupled with the power circuit, and a plurality of LED dies electrically coupled to and driven by the driver circuit. The driver circuit may drive the plurality... Agent: Biological Illumination, LLC
20140049193 - Accelerator having acceleration channels formed between covalently bonded chips: An accelerator assembly includes a first chip and a second chip. An acceleration channel is formed into a surface of a first side of the first chip. The first side of the first chip is covalently bonded to a first side of the second chip such that the channel is... Agent: Transmute, Inc.02/13/2014 > 33 patent applications in 24 patent subcategories.
20140042902 - Plasma generator: A plasma generator generates a plasma by ionizing a gas with a high-frequency discharge in a plasma generating chamber so that electrons from the plasma are emitted outside the plasma generator through an electron emitting hole. The plasma generator includes an antenna that is provided in the plasma generating chamber... Agent: Nissin Ion Equipment Co., Ltd
20140042903 - Resistive bypass for series lighting circuit: A resistor bypass circuit for a series lighting circuit includes a plurality of serially connected light sources and a bypass resistor being connected in parallel with at least one of the respective light sources, each respective light source being low wattage and being capable operating on a one hundred percent... Agent:
20140042904 - Combined control device and method for lamp of vehicle: A combined control apparatus includes a switch, an IPS device, a switch monitoring line, a lamp on/off monitoring line, and a switching device. The switch turns on or off a lamp. The IPS device associated with the lamp is connected to an output of the switch. The switch monitoring line... Agent: Hyundai Motor Company
20140042905 - Combined control device and method for lamp of vehicle: Provided are a light source driving apparatus, a light source device including the same, and a light source driving method. The light source driving apparatus includes: a first external input terminal and a second external input terminal; a thermistor with an end connected to the first external input terminal; a... Agent: Samsung Electronics Co., Ltd.
20140042906 - Energy-saving illumination device detecting proximity of human body: An illumination device which responds to a human presence includes a lamp holder, a light source, an infrared sensing unit in a human body sensing module, and a driving control unit. The lamp holder defines an inserting groove according to a connector above a circuit board. The human body sensing... Agent: Kangzhun Electronical Technology (kunshan) Co., Ltd.
20140042907 - Led driving device: A LED driving device adapted to driving N LED strings connected in series is provided. N is a positive integer greater than 1. The LED driving device includes (N−1) switch units, a current source, a detection unit and a control unit. The ith switch unit electrically connects to the (i+1)... Agent: Macroblock, Inc.
20140042908 - Connector with surge protection structure: A connector (10) is provided that includes a housing supporting a plurality of individual connection blocks (30, 35, 40) each having a power source input and an electronics output. Surge protection structure (51-54) is embedded within the housing of the connector (10) and is electrically coupled to at least some... Agent: Koninklijke Philips N.v.
20140042910 - Energy-saving illumination device having brightness adjusting module: An illumination device includes a lamp holder, a light source, a brightness adjusting module, a light sensing unit, and a driving control unit. The lamp holder defines an inserting groove according to a connector placed above a circuit board. The automatically brightness adjusting module includes a connecting port, and is... Agent: Kangzhun Electronical Technology( Kunshan) Co.,ltd
20140042909 - Energy-saving illumination device having voice control module: A sound-controllable illumination device includes a lamp holder, a light source, a voice control module, a voice sensing unit, and a driving control unit. The lamp holder provides a small inserting groove carrying a circuit board connector and the light source is electrically controlled by the circuit board when connected.... Agent: Kangzhun Electronical Technology (kunshan) Co., Ltd.
20140042912 - Led dimming driver: Various embodiments of an LED dimming driver are disclosed herein. In some embodiments, an apparatus for dimmably driving at least one load includes a power supply having a voltage output, a controller having at least one current setpoint output, and at least one driver channel circuit connected to the voltage... Agent:
20140042911 - Lighting control system and lighting control method: According to one embodiment, a lighting control system includes a plurality of luminaire, a sensor device, a luminance sensor, and a lighting control unit. The luminaires are set in a lighting space. The sensor device detects presence of a person in the lighting space. The luminance sensor detects indirect luminance... Agent: Toshiba Lighting & Technology Corporation
20140042913 - System and methods for daylight-integrated illumination control: A light detector arranged to determine a daylight contribution and an artificial light contribution to a combined illumination level wherein the artificial light comprises individual light coding modulation. The detector comprises:—a photo-sensor arranged to detect the illumination level at its position, and generate an illumination signal; and—a calculator, connected with... Agent: Koninklijke Philips N.v.
20140042914 - Lighting control system and lighting control method: According to one embodiment, a lighting control unit turns on luminaires corresponding to a presence area among four detection areas adjacent to one another in a predetermined direction and a crossing direction. If there is one presence area among the four detection areas, the lighting control unit relatively reduces the... Agent: Toshiba Lighting & Technology Corporation
20140042915 - Lighting control system and lighting control method: Plural luminaires are installed in a lighting space surrounded by a wall part. A sensor equipment detects existence or nonexistence of a person in the lighting space. If existence of a person in the lighting space is detected, the sensor equipment detects a direction of the person. The sensor equipment... Agent: Toshiba Lighting & Technology Corporation
20140042916 - Electrically illuminated flame simulator: An electrically powered flame simulator comprises at least two light sources, an integrated circuit electrically connected to the light sources for intermittently illuminating at least one of the light sources independently of other light sources such that the light sources together provide the effect of a flickering movement, and a... Agent: Winvic Sales Inc.
20140042917 - Led device, led driving circuit and method: A light-emitting diode (LED) driving circuit includes an LED control circuit and a power stage circuit. The LED control circuit shifts an input pulse width modulation (PWM) signal toward a higher frequency direction in a frequency domain to generate an output PWM signal having a duty cycle substantially the same... Agent: Novatek Microelectronics Corp.
20140042918 - Led driving device and led driving method using same: In various aspects of the present subject matter, a light emitting diode (LED) driving device and an LED driving method using the same are disclosed.... Agent:
20140042919 - Dimming device and dimming method thereof: A dimming method is provided. The dimming method includes steps as follows: determining whether a duty ratio of a first pulse width modulation signal is larger than a threshold duty ratio; when the duty ratio of the first PWM signal is smaller than the threshold duty ratio, the first pulse... Agent:
20140042920 - Color temperature adjustable led lamp: A color temperature adjustable LED lamp is disclosed, which includes a 3-way lamp socket and a 3-way lamp head. The 3-way lamp socket has a 3-way switch. The 3-way lamp head is connected to the 3-way lamp socket and has a first LED array and a second LED array. The... Agent: Delta Electronics, Inc.
20140042921 - Ac/dc converter circuit: There is disclosed an AC/DC converter circuit. The circuit comprises: an input terminal for receiving an AC supply voltage; a driver circuit adapted to supply a DC drive current or voltage to an output of the circuit based on a signal provided to a control terminal of the driver circuit;... Agent: Nxp B.v.
20140042923 - Airfield lighting system: An airfield lighting system is provided, the system including a constant current regulator configured to output a constant current, a plurality of insulating transformers configured to be electrically connected to the constant current regulator to supply an electric power, and a plurality of individual lighting devices each electrically connected to... Agent:
20140042922 - Light emitting diode driving device: A LED driving device comprises a rectification circuit, a holding current circuit and a driving circuit to drive and linearly regulates an illumination brightness of at least one LED by utilizing level variation of current magnitude. The rectification circuit rectifies and outputs a rectified voltage to the holding current circuit... Agent: Unity Opto Technology Co., Ltd.
20140042924 - Circuit with adjustable phase delay and a feedback voltage and method for adjusting phase delay and a feedback voltage: A circuit with adjustable phase delay and a feedback voltage includes a delay setting unit and a phase delay signal generator. The delay setting unit generates a delay time according to an external resistor. The phase delay signal generator includes a plurality of phase delay units. Each phase delay unit... Agent: Leadtrend Technology Corp.
20140042925 - Pfc led driver capable of reducing current ripple: A PFC LED driver capable of reducing current ripple, comprising: a current source unit, having a control terminal coupled to a control voltage, which is a ratio of a full-wave rectified line input voltage, a first channel terminal coupled to a power line, and a second channel terminal used to... Agent:
20140042926 - Power control system for current regulated light sources: A light emitting diode (LED) lighting system includes a PFC and output voltage controller and a LED lighting power system. The controller advantageously operates from an auxiliary voltage less than a link voltage generated by the LED lighting power system. The common reference voltage allows all the components of lighting... Agent: Cirrus Logic, Inc.
20140042929 - Audio controlled power supplying system: An audio controlled power supplying system is disclosed, the audio controlled power supplying system comprises an audio input unit receiving an audio signal from an audio source, a processor electrically coupled to the audio input unit, the processor receives the audio signal and analyzes the audio signal to generate a... Agent: Regency International Marketing Corp.
20140042927 - Bit packer for control signals: Representative implementations of devices and techniques provide a bit packing arrangement for a control signal. The control signal is received as a bit stream having a first rate of change. A packed control signal having a varying rate of change may be generated based on the bit stream. The average... Agent:
20140042928 - Light-emitting device: A light-emitting device includes a plurality of organic EL elements including first electrodes, a second electrode, and organic compound layers therebetween, pixel circuits connected to the corresponding first electrodes, and a common power supply connected to the second electrode, in which at least a part of the organic compound layers... Agent: Canon Kabushiki Kaisha
20140042931 - Illuminating device: To a constant-current power supply whose output current can be variably set, light emitting modules can be connected in parallel. A control unit recognizes connection information outputted from an information output unit provided in each of the light emitting modules and varies the output current of the constant-current power supply.... Agent: Toshiba Lighting & Technology Corporation
20140042930 - Lcd device control system and lcd device: A liquid crystal display (LCD) device control system or an LCD device includes a control circuit board includes a sequence control circuit, a panel includes a source drive circuit, and a scalar circuit board includes a first voltage reduction module. The sequence control circuit is configured with a main power... Agent:
20140042933 - Apparatus and method for dimming signal generation for a distributed solid state lighting system: Exemplary systems, methods and apparatuses for providing dimming in a distributed solid-state lighting system are disclosed. An exemplary dimming signal generator is coupleable to a controller or a current generator for a plurality of LEDs, and includes a first resistive voltage divider to sense an input DC voltage; a current... Agent:
20140042932 - Linear walk arrangement: Representative implementations of devices and techniques provide a linear walk arrangement for a control signal. A modified clock signal is used to increment or decrement a value of the control signal toward a target value. The modified clock signal is based on a specified transition time and a difference between... Agent:
20140042934 - Cyclotron: A cyclotron includes: a regenerator configured to move a beam of a charged particle on an orbit radially outward; and a magnetic channel configured to put the beam on an extraction orbit. The regenerator includes a pair of magnetic members for a regenerator. The magnetic member for a regenerator includes... Agent: Sumitomo Heavy Industries, Ltd.02/06/2014 > 31 patent applications in 21 patent subcategories.
20140035458 - Plasma reactor with electron beam plasma source having a uniform magnetic field: Electron beam-confining electromagnets of an electron beam generator are aligned with an electron beam axis, each of the electromagnets being folded to define a main section and a pair of angled wing sections disposed at respective angles relative to said main section, and a conductor wound around the edge.... Agent: Applied Materials, Inc.
20140035459 - Portable illumination device with adjustable dimmer: Portable illumination devices (e.g., flashlights, headlamps, mobile devices with lights, watches, etc.), assemblies and methods of use are described herein. In various embodiments, a portable illumination device may include a housing, a light source, a Hall Effect sensor, a magnet that is movable relative to the Hall Effect sensor and... Agent: Coast Cutlery Company
20140035460 - High efficiency light bulb: A high efficiency light bulb has an outer globe with a base and a detachable bulb portion. The base has a base connection portion with a screw base and a control circuit with transformer for controlling and conveying electric power from the screw base to a quartz tungsten filament. The... Agent:
20140035461 - High-bay lighting: Exemplary embodiments are directed to methods, system, and devices for high-bay lighting. A device may comprise a plurality of reflectors coupled to a support structure. The device may further include a plurality of light emitting diodes (LEDs), wherein each LED of the plurality of LEDs is coupled to and positioned... Agent: Mcdowell 78 LLC
20140035463 - Led lamp and illumination device including the led lamp: In an LED lamp according to one embodiment of the present invention, a PWM control unit 25 performs PWM control of a current i flowing through an LED unit 24 using by driving a pulse at a frequency higher than a predetermined frequency when a frequency of an external alternating... Agent: M-systems Co., Ltd.
20140035462 - Led lighting device: An LED lighting device includes a step-up chopper circuit for increasing an input voltage to a prescribed DC voltage, a voltage detection circuit for detecting the DC voltage, a step-down chopper circuit for decreasing the DC voltage to apply it across a light source, a step-down chopper controlling circuit for... Agent: Panasonic Corporation
20140035464 - Controlling an event behavior of an illumination interface for a network device: A network device includes an LED interface that exhibits behaviors corresponding to detected events. In a first mode, at least one from a set of predefined event behaviors are selected for the LED interface. The behaviors are responsive to pre-programmed criteria. In a second mode, a new event behavior is... Agent:
20140035465 - Lifetime correction for aging of leds in tunable-white led lighting devices: A lighting system having at least three light sources receives an input relating to color coordinates of a target point representing a desired color characteristic for a combined output from the light sources. The system provides color tunable output and/or dimmable output in response to differences in user input. The... Agent: AblIPHolding LLC
20140035466 - Backlight driving circuit and backlight driving circuit: The present invention discloses a backlight driving circuit applied to an electronic device. The backlight driving circuit includes a light-emitting diode unit, a photosensitive element, and a control circuit. The light-emitting diode unit has an anode terminal and a cathode terminal. The photosensitive element is coupled between the cathode terminal... Agent: Wistron Corp.
20140035467 - Device for switching on and off lighting systems of a house or a room, offices or buildings, intelligently and automatically by means of detection, without manual intervention: A device that allows to turn on and off the lights of a house or room, offices or buildings, intelligently and automatically by detection without people manual intervention, more specifically, this device is provided with means for detect people entry and exit, media controllers or people quantifiers for entering or... Agent:
20140035468 - Illumination system with automatic adaptation to daylight level: An illumination system and method is disclosed. In one example, the illumination system comprises a light source, a controller controlling the power output of the light source, and a light sensor wirelessly communicating with the controller. In a normal mode, the controller controls the light source such that the light... Agent: Koninklijke Philips N.v.
20140035469 - Light emitting device: A light emitting device is electrically connected to a three-phase AC power source and comprises three light emitting modules. The light emitting modules respectively receives three phase power sources of the three-phase AC power source. Each of the light emitting modules includes a light emitting unit and a control circuit... Agent: Gio Optoelectronics Corp.
20140035470 - Image display device and driving method thereof: An image display device includes luminescence pixels arranged in rows and columns. The image display device includes a first and second signal lines, first control lines, and at least two drive blocks. Each drive block is composed of luminescence pixels in at least two rows. Each luminescence pixel includes a... Agent: Panasonic Corporation
20140035471 - Current distributor: A current distributor includes a plurality of current adjustment units and a reference voltage adjustment unit. The plurality of current adjustment units is for distributing currents flowing through plural sets of light emitting diodes. The reference voltage adjustment unit is coupled to the plurality of current adjustment units for controlling... Agent:
20140035472 - Reducing lumen variability over a range of color temperatures of an output of tunable-white led lighting devices: A system provides white light having a selectable spectral characteristic (e.g. a selectable color temperature, delta uv, and intensity) using a combination of sources (e.g. LEDs) emitting light of three, four, five, or six different characteristics, for example, one or more white LEDs, and one or more LEDs of each... Agent: AblIPHolding LLC
20140035473 - Illumination driving apparatus for light emitting diode and method thereof: There is provided an illumination driving apparatus for a light emitting diode, the apparatus including: a light emitting unit including M number of light emitting diodes (LEDs) connected in series and driven by an output voltage rectified in a rectifying unit; an LED switch unit including N number of LED... Agent: Samsung Electro-mechanics Co., Ltd.
20140035475 - Controller of an ac-dc converter for led lighting: The present invention relates to a controller of an AC-DC converter, which controls an LED lighting using electricity of AC 100V to 250V which is used in a building or home, and more particularly, to a controller of an AC-DC converter for LED lighting, which is capable of effectively controlling... Agent: Industry-academic Foundation, Yeungnam University
20140035474 - High efficiency led driver chip and driver circuit thereof: Disclosed is a high-efficiency LED driver chip and a driver circuit of the chip, and the driver chip includes a detection unit, a comparison unit and a correction unit. The LED detection unit detects the operating current of the LED driver circuit by an external sensing resistor and an internal... Agent: Anwell Semiconductor Corp.
20140035476 - Light emitting diode driving apparatus: There is provided a light emitting diode driving apparatus capable of supplying a constant average current to a light emitting diode by generating a reference voltage used for driving the light emitting diode according to input power and a switching signal switching a path of a current supplied to the... Agent: Samsung Electro-mechanics Co., Ltd.
20140035477 - Single stage forward-flyback converter and power supply apparatus: There are provided a single stage forward-flyback converter, and a power supply apparatus capable of increasing power factor correction and power conversion efficiency. The single stage forward-flyback converter includes: a forward converter unit including a transformer having a primary winding receiving input power and a first secondary winding magnetically coupled... Agent: Samsung Electro-mechanics Co., Ltd.
20140035478 - Thin film transistor and manufacturing method therefor, and display device: The invention provides a thin film transistor having current driving force that can be substantially improved. By heat treatment, the IGZO layer (45) from which oxygen is taken away by the titanium electrodes (65) becomes the low resistance regions (40b), and the IGZO layer (45) from which oxygen is not... Agent: Sharp Kabushiki Kaisha
20140035479 - Led driver circuit structure with over-current suppression: An LED driver circuit structure with over-current suppression is provided. The LED driver circuit includes a DC-DC converter, a voltage detector, a reference voltage supplier module, an error amplifier, a comparator, and an SR-latch. The LED driver circuit structure controls the output voltage and thus the output current of the... Agent: National Applied Research Laboratories
20140035480 - Method for the control of luminance of gas discharge lamps: A system for the control of luminance of a gas-discharge lamp, which includes a variable frequency drive (VFD) accepting AC voltage supply. The VFD is has a constant ratio of frequency to AC voltage ratio of the output. Raising the frequency of the output of the VSD would result in... Agent:
20140035481 - System and method for providing both power and control to circuits coupled serially to a single conductor: Each of the individually controlled circuit node units may comprise more than one output circuit that is also individually controllable. The head-end power and control unit provides both electrical power and control signals down a single wire to drive all of the individual circuit node units in the series in... Agent: Neofocal Systems, Inc.
20140035482 - Networked system of intelligent lighting devices with sharing of processing resources of the devices with other entities: A system of network-connected lighting devices also offers a distributed processing function that utilizes processor and/or memory resources if/when available in some or all of the lighting devices. In the examples, a resource manager receives a job for distributed processing using shared available resources. The resource manager identifies lighting devices... Agent:
20140035483 - Two ended faux candle: A faux candle having dual light sources including a housing extending longitudinally and having a top end and a bottom end, which creates the appearance of a candle, having an interior space extending longitudinally throughout the housing, a first light source in the interior space of the housing located at... Agent: Lightscapes Universal LLC
20140035484 - Dimming control method and apparatus for led light source: A light emitting diode (LED) light source, LED driver circuitry and methods for controlling the brightness of an LED light source are presented. In some embodiments, an LED driver control circuit receives a dimming command signal to dim the LED light source, modulates a continuous direct current (DC) level to... Agent:
20140035485 - Single stage forward-flyback converter and power supply apparatus: There is provided a single-stage forward-flyback converter capable of increasing power factor and power conversion efficiency while performing power factor correction and constant current control in a single-stage circuit. The converter includes: a power converting unit including a transformer having a primary winding receiving input power and a secondary winding... Agent: Samsung Electro-mechanics Co., Ltd.
20140035487 - Illuminating device: To a constant-current power supply whose output current can be variably set, light emitting modules can be connected in parallel. A control unit recognizes connection information outputted from an information output unit provided in each of the light emitting modules and varies the output current of the constant-current power supply.... Agent: Toshiba Lighting & Technology Corporation
20140035488 - Oled luminance degradation compensation: A system and method are disclosed for determining a pixel capacitance. The pixel capacitance is correlated to a pixel age to determine a current correction factor used for compensating the pixel drive current to account for luminance degradation of the pixel that results from the pixel aging.... Agent: Ignis Innovation Inc.Previous industry: Electric lamp and discharge devices: consumable electrodes
Next industry: Electricity: motive power systems
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