Matches 1 - 50 out of 62 1 2 >


Match Document Document Title
US20120326610 LIGHTING UNIT AND METHOD OF CONTROLLING  
A lighting unit for illuminating a habitat is provided. The lighting unit includes a housing and a light emitter. The operating parameters of the lighting unit may be adjusted to mimic different...
US20120153830 LED Cooling System  
An LED cooling system comprising of a Peltier cooler. The Peltier cooler comprising of a top cooling plate and bottom heating plate. The top cooling plate is capable of directly contacting an LED...
US20120112637 Amalgam-Based Fluorescent Lamp Control Circuit  
A lamp is operated with main and auxiliary amalgams. In accordance with one or more embodiments, a lamp includes an auxiliary amalgam-based material that releases mercury at an elevated...
US20120062120 THERMAL FOLDBACK CIRCUIT WITH DIMMER MONITOR  
A thermal foldback circuit protects a lamp circuit component from overheating by limiting power to the lamp in response to an over-temperature condition. The amount of limiting is adjusted based...
US20120112638 Thermal Management In A Lighting System Using Multiple, Controlled Power Dissipation Circuits  
A lighting system includes a controller that is configured to provide thermal management for the lighting system by distributing excess energy in the lighting system through multiple power...
US20120280620 LIGHT EMITTING DIODE ASSEMBLY HAVING ACTIVE COOLING  
A light emitting diode (LED) assembly is provided having a LED and a temperature sensor for monitoring a temperature of the LED. An active cooling circuit receives temperature input from the...
US20050046355 Cooling system for flat glass panel of CRT, process for sealing studs on the panel, and apparatus for implementing the process  
The present invention provides a cooling system for the inner surface of a flat glass panel, comprising a supply duct for cooling gas, a cooling gas distributor, and a conveying belt for the flat...
US20130148085 LIGHT SOURCE LAMP LIGHTING DEVICE AND METHOD  
A light source lamp lighting device includes a light source lamp, cooling means for cooling the light source lamp, an extinguishing time measurer that calculates extinguishing time information...
US20120081007 TEMPERATURE CONTROLLING SYSTEM FOR LED MODULE  
A temperature controlling system for a LED module includes at least one LED unit, at least one fan, at least one temperature sensor and a controlling device. The controlling device generates a...
US20120248985 MEDICAL SENSOR WITH TEMPERATURE CONTROL  
Embodiments of the present disclosure relate to techniques for controlling the temperature of light sources within physiological sensors in order to regulate the wavelengths emitted by the light...
US20110050104 Thermally Efficient Liquid Motion Lamp  
A thermally efficient liquid motion lamp maintains the proper temperature of liquids within the lamp to provide desired motion while using a minimal amount of energy. The lamp includes a submerged...
US20140333203 RED EMITTING PHOSPHOR FOR PLASMA DISPLAY PANELS AND GAS DISCHARGE LAMPS  
The invention provides a lighting unit (100) comprising (1) a vacuum ultraviolet (VUV) radiation based source of radiation (10) configured to generate VUV radiation (11), and (2) a luminescent...
US20130214685 LIGHT EMITTING DIODE REPLACEMENT LAMP  
Thermal management and control techniques for light emitting diode and other incandescent replacement light technologies using a current controller are disclosed.
US20120299481 IN-CIRCUIT TEMPERATURE MEASUREMENT OF LIGHT-EMITTING DIODES  
Control systems and methods that directly measure the actual junction temperature of LEDs utilize internal electrical measurements, thereby dispensing with external sensors and/or wires. In...
US20110012513 Device for Centerpoint Wavelength Adjustment of Emitted Optical Radiation  
Device for centerpoint wavelength adjustment of emitted radiation of an LED unit having at least one interference filter arranged downstream in the optical axis of the LED unit. The LED unit and...
US20140232268 LIGHTING DEVICE AND LIGHTING FIXTURE  
The lighting device according to the present invention includes a power supply circuit, a temperature detection circuit, and a temperature control circuit. The power supply circuit supplies...
US20120104951 SYSTEM AND METHOD FOR REDUCING LAMP RESTRIKE TIME  
Systems and methods for reducing lamp restrike time are provided. In a lighting apparatus having a housing, a reflector, and a lamp positioned so that at least a portion of the outer jacket of the...
US20120306372 METHOD FOR DEMISTING A GLASS COVER AND DISPLAY MODULE THEREOF  
A method for demisting a glass cover is disclosed. The glass cover is disposed on a display panel. A heating unit is attached onto the glass cover. The method includes detecting a humidity value...
US20120068605 Motor Drive Circuit and Illumination Apparatus  
A motor-drive circuit includes: an output transistor configured to supply a drive current to a motor for a cooling fan; a switching-control circuit configured to control switching of the output...
US20150123543 METHOD AND CIRCUIT FOR LIGHTING HIGH-PRESSURE DISCHARGE LAMP  
A method of lighting a high-pressure discharge lamp is configured to change a power to be supplied to the high-pressure discharge lamp in accordance with a luminance parameter of an image content....
US20090072747 Super Cooler for a Heat Producting Device  
A super cooler device including a thermo electric cooler on a digital micro mirror device.
US20100315004 Lamp  
A lamp includes a lighting module having a lighting element and a control circuit electrically connected to the lighting element. The lamp further includes a control unit having a temperature...
US20140232269 Sound Adaptive Cooling System for a Stage Light  
A sound adapting luminaire produces an amount of cooling output that depends on the ambient sound. When the ambient sound is high, the lamp is cooled more aggressively, since more fan noise is...
US20110080098 Sound Adaptive Cooling System for a Stage Light  
A sound adapting luminaire produces an amount of cooling output that depends on the ambient sound. When the ambient sound is high, the lamp is cooled more aggressively, since more fan noise is...
US20080042578 Light source controller and image display device  
A light source controller includes a light source driver, a light amount sensor, a memory configured to store property information indicating a relationship between the drive current and the...
US20150264785 METHOD FOR OPERATING A LAMP UNIT FOR GENERATING ULTRAVIOLET RADIATION AND SUITABLE LAMP UNIT THEREFOR  
A lamp unit includes a gas discharge lamp with an essentially constant lamp current applied thereto, and a temperature control element adjustable via a control unit, and being a cooling element...
US20120098434 LED LIGHT ASSEMBLY AND ASSOCIATED METHOD  
A light assembly, and an associated method, provides color-mixed light generated by light emitter diode elements. A temperature sensor is position to sense temperature levels proximate to the LED...
US20110037390 Multi-chip package LED lighting device  
A lighting device for providing mixtures of color temperature and intensity of light. The device comprises a case that contains: a multi-chip of light emitting diode (LED) to output mixtures of...
US20110241548 ILLUMINATION SYSTEM ADAPTABLE TO A COOLING APPLIANCE  
The present invention is directed to an illumination system adaptable to a cooling appliance. The illumination system includes a lighting module, a mode switch and a controller. Specifically, the...
US20140306609 LED LIGHTING CONTROL APPARATUS AND LED LIGHTING CONTROL SYSTEM USING THE SAME  
Disclosed herein are an LED lighting control apparatus and an LED lighting control system using the apparatus. The proposed system includes a wired lighting unit connected to LED lighting in a...
US20140167615 HEAT DISSIPATING METHOD FOR LIGHT EMITTING DIODE AND LIGHTING DEVICE USING SAME  
A heat dissipating method for a light emitting diode is provided. The heat dissipating method includes following steps. Firstly, a circuit board with a light emitting diode formed on one side and...
US20150162179 METHOD OF CALIBRATING A SYSTEM COMPRISING A GAS-DISCHARGE LAMP AND A COOLING ARRANGEMENT  
The invention describes a method of generating calibration data (ΔUx, CPx) for a system (3) comprising a gas-discharge lamp (1) and a cooling arrangement (2) for cooling the lamp (1), which method...
US20090243492 Ultraviolet Output Stabilization by Fluorescent Bulb Temperature Monitoring  
A controller measures a temperature at which an ultraviolet (UV) fluorescent lamp is operating and, in response, controls heat transfer between a heat-generating portion of the fluorescent lamp...
US20110234103 Operating device and method for operating at least one Hg low pressure discharge lamp  
An operating device for operating at least one Hg low-pressure discharge lamp which has a first and a second electrode coil may include a unit for providing a variable that is correlated with the...
US20140217895 TEMPERATURE CONTROLLED WINDOW OF A PLASMA PROCESSING CHAMBER COMPONENT  
A temperature controlled dielectric window of an inductively coupled plasma processing chamber includes a dielectric window forming a top wall of the plasma processing chamber having at least...
US20100164384 ILLUMINATION SYSTEM  
An illumination system includes an LED lamp, a timer, a controlling circuit, a driving circuit and a power source electrically connected together. The timer produces different signals to the...
US20090267519 LED lighting array assembly  
A lighting array assembly has a plurality of support members facing different directions and on which emitters are mounted. Each support member has an emitter circuit thereon in operative...
US20120161633 LIGHTING APPARATUS AND LIGHTING FITTING  
A lighting apparatus is provided which includes a drive section which applies electric current to a light source which is a semiconductor element emitting light with application of electric...
US20130241415 LIGHTING SYSTEM WITH THERMAL MANAGEMENT SYSTEM  
Lighting systems having unique configurations are provided. For instance, the lighting system may include a light source, a thermal management system and driver electronics, each contained within...
US20140225507 LIGHTING DEVICE AND LIGHTING FIXTURE  
The lighting device according to the present invention includes: a power source configured to supply power to a light source having a plurality of regions; a plurality of cooling devices arranged...
US20100295688 Illumination device and control method thereof  
An illumination device and a control method of the illumination device are provided. The illumination device includes a thermal sensor and a light emitting diode (LED) module. The control method...
US20100237782 SELF-DUSTING LAMP DEVICE  
A self-dusting lamp device includes a housing, a heat-dissipating module, a lighting element and a controlling unit. The housing has an air inlet portion and an air outlet portion on the outer...
US20100244701 TEMPERATURE BASED WHITE POINT CONTROL IN BACKLIGHTS  
Systems, methods, and devices are provided for maintaining a target white point on a light emitting diode based backlight. In one embodiment, the backlight may include two or more strings of light...
US20100164383 METHOD OF DRIVING A DISCHARGE LAMP, DRIVING ARRANGEMENT, AN PROJECTOR SYSTEM  
The invention describes a method of driving a discharge lamp (1), wherein a blackening value (N) is determined, which blackening value (N) represents a level of blackening of the interior of the...
US20110121737 Electronically Controlled Stage Lighting System  
A lighting system operating using a digital mirror as its operative device. The digital mirror is used to shape the light which is a passed through advanced optical devices in order to produce an...
US20080030141 ILLUMINATION DEVICES WITH COOLING FANS AND COOLING METHODS THEREOF  
Methods for cooling an illumination device are disclosed. The illumination device comprises a cathode, an anode and a cooling fan. A variation of a lamp voltage of the illumination device is first...
US20090153061 Cooling apparatus of discharge lamp  
Disclosed is a cooling apparatus of a discharge lamp for applying a heat spreading plate to a high intensity discharge lamp or for applying both a heat spreading plate and a cooling fan to a high...
US20090021174 Controlling a Lamp Ballast  
A method and apparatus for providing electrical current to a lamp, detecting a power supply voltage outage, detecting a return of the power supply voltage, determining how long the power supply...
US20140056322 Temperature Measurement And Control For Laser And Light-Emitting Diodes  
The existing diodes in an LED or laser diode package are used to measure the junction temperature of the LED or laser diode. The light or laser emissions of a diode are switched off by removing...
US20120301151 Low Power Consumption, Long Range, Pluggable Transceiver, Circuits and Devices Therefor, and Method(s) of Using the Same  
The present disclosure relates to an optical transceiver for use in optical fiber communications and/or telecommunications systems and, more specifically, a low power consumption, long range...

Matches 1 - 50 out of 62 1 2 >