| Entries |
| Document | Title | Date |
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| 20080258629 | APPARATUS AND METHOD FOR EXTRACTING POWER FROM AND CONTROLLING TEMPERATURE OF A FLUORESCENT LAMP - An apparatus and method are provided for extracting power from and controlling temperature of a fluorescent lamp. The apparatus includes a magnetic structure having a magnetic core and a power extraction winding disposed at least partially around the magnetic core. The magnetic core is sized and configured to surround at least a portion of the fluorescent lamp having plasma current passing therethrough when the fluorescent lamp is powered ON. When the fluorescent lamp is powered ON, with the magnetic core surrounding the portion of the fluorescent lamp, plasma current of the fluorescent lamp forms a primary winding of a transformer defined by the magnetic structure and plasma current of the fluorescent lamp passing therethrough. Power is magnetically coupled via the transformer from the plasma current of the fluorescent lamp to the power extraction winding of the magnetic structure for use in powering a device to be coupled thereto. | 10-23-2008 |
| 20090134805 | Electrodeless Dischage Lamp Device and Lighting Fixture Using the Same - An electrodeless discharge lamp device comprises an induction coil, a pair of cores | 05-28-2009 |
| 20090167189 | STANDARD ILLUMINANT APPARATUS CAPABLE OF PROVIDING STANDARD LED LIGHT - A standard illuminant apparatus suitable for providing a standard optical property of LED for measurement is provided. The standard illuminant apparatus comprises an illuminant module and light shape control module, wherein the illuminant module is capable of providing light, and the light shape control module is capable of receiving the light and transforming the light shape of the light to a predetermined light shape as a LED light shape. | 07-02-2009 |
| 20090278460 | System in Package High Power Highly Efficient Diode Lamp - A system in package, high power, and highly efficient diode lamp is provided. The diode lamp includes a heat-conducting/heat-dissipating module, a LED light module, an optical module, and a control circuit module. The heat-conducting/heat-dissipating module includes a heat-conducting device and at least one heat-dissipating fin. The LED light module is disposed on a flat portion of the heat-conducting device. The optical module focuses the light emitted by the LED light module. The control circuit module is used to control the LED light module. When the diode lamp is electrically connected to a power supply, the control circuit module selectively controls the LED light module to emit the light. The heat generated during the operation of the LED light module is conducted from the flat portion of the heat-conducting device to the at least one heat-dissipating fin, and then it is dissipated by the at least one heat-dissipating fin. | 11-12-2009 |
| 20090278461 | Adaptive Front Light System Having High Heat-Dissipation Efficiency - An adaptive front lighting system (AFLS) having a high heat-dissipation efficiency increases heat-dissipation efficiency of a light emitting diode (LED) to improve durability in headlamps which use LEDs as a light source and have a variable illumination angle according to conditions. The AFLS includes a lamp housing, a reflector installed in the lamp housing and rotatable around a rotational axle formed at the lamp housing, a light source installed in the reflector to emit light, an external heat sink installed at an external surface of the lamp housing so as to dissipate heat towards outside of the lamp housing, and/or a heat conduction member connecting the light source and the external heat sink so as to transfer the heat of the light source to the external heat sink. The heat conduction member is flexibly transformed in response to a movement of the reflector and the light source. | 11-12-2009 |
| 20100096992 | LIGHTING DEVICE - The lighting device includes: a heat radiating part provided with a cavity that accommodates a part of a plurality of drive circuit components driving a light source module; and a base part provided with a cavity that accommodates another part (e.g., a transistor) of the drive circuit components. Then, the drive circuit components are accommodated in the cavity of the heat radiating part and the cavity of the base part. | 04-22-2010 |
| 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 first electrical connector of the lamp housing. The lamp body includes a dielectric material having a relative permittivity greater than 2. RF power is coupled by the lamp body to a bulb containing a fill that forms a light emitting plasma. In an example embodiment, the plasma lamp includes a retaining arrangement releasably to retain the lamp body at least partially within the lamp housing. | 05-20-2010 |
| 20100141148 | DRIVING A LIGHTING DEVICE - Driving a lighting device by a driving circuit for providing driving power for driving a lighting device, and by a decoupling unit for electrically decoupling the driving circuit from a lighting circuit. The driving power is transferred at least partially from the driving circuit to the lighting circuit, and the lighting device is arranged within the lighting circuit such that its anode is at ground potential of the driving circuit. | 06-10-2010 |
| 20100213852 | Light source apparatus - A light source apparatus that comprises a blue light emitting diode and a fluorescent material film capable of converting the blue light emitted from the blue light emitting diode into white light, wherein the fluorescent material film is formed by coating, on a glass substrate, a dispersion prepared by dispersing a composition containing metallic oxide fine particles and a yellow fluorescent material capable of absorbing part of the blue light, thereby emitting yellow light, in a metallic alkoxide and/or metallic alkoxide oligomer, followed by firing. | 08-26-2010 |
| 20100253225 | LIGHT DEVICE AND METHOD OF MANUFACTURING A LIGHT DEVICE - Light device comprising a substrate, at least one photo-organic layer, at least two electrode layers electrically separated by said at least one photo-organic layer, and at least one encapsulation layer, wherein said at least one photo-organic layer is positioned between said substrate and said at least one encapsulating layer, and wherein multiple openings are provided that extend through the light device to allow fluids and or heat to pass through, said openings being spaced apart from said at least one photo-organic layer. | 10-07-2010 |
| 20100264826 | LIQUID-COOLED LED LIGHTING DEVICE - A cooling liquid can be circulated in a liquid cooling system, so that a light source unit and a control unit can be forcedly cooled by the cooling liquid. Thus, a temperature increase in these components can be suppressed, thereby achieving an increase in the output power of a liquid-cooled LED lighting device. The liquid-cooled LED lighting device can include a housing, a light source unit having LEDs as light sources, a liquid cooling system, and a control unit to control the light source unit to be turned on. The liquid cooling system can include a heat receiving jacket, a radiator, a circulation pump and a fan. The light source unit and the control unit can be disposed with the heat receiving jacket of the liquid cooling system interposed therebetween. Further, one surface of the control unit can be brought in close contact with the heat receiving jacket while a heat radiation portion (e.g., fins or pins) can be provided at an other surface of the control unit. | 10-21-2010 |
| 20100270930 | APPARATUS AND METHODS OF OPERATION OF PASSIVE LED LIGHTING EQUIPMENT - This invention is concerned with the control and design of a LED lighting system that does not need electrolytic capacitors in the entire system and can generate light output with reduced luminous flux fluctuation. The proposal is particularly suitable, but not restricted to, off-line applications in which the lighting system is powered by the ac mains. By eliminating electrolytic capacitors which have a limited lifetime of typically 15000 hours, the proposed system can be developed with passive and robust electrical components such as inductor and diode circuits, and it features long lifetime, low maintenance cost, robustness against extreme temperature variations and good power factor. No extra electronic control board is needed for the proposed passive circuits, which can become dimmable systems if the ac input voltage can be adjusted by external means. Optionally, the power sensitivity of the load against AC voltage fluctuation may be controlled. | 10-28-2010 |
| 20100289410 | Illumination device and control method thereof - An illumination device and a control method thereof are provided. The illumination device includes a fan and a light emitting diode module capable of emitting a light beam. The control method includes: detecting a fan signal of the fan; determining whether an operation of the fan is abnormal according to the fan signal, wherein a driving current of the LED module is reduced when the operation of the fan is determined to be abnormal; and a driving current of the LED module is reduced to a predetermined rang of the normal rated driving current when the fan is determined to be stop according to the fan signal. | 11-18-2010 |
| 20100308731 | Light Engine - The present invention discloses an integrated electronic light source module that has a base plate to support an electronic light source; a power supply to drive this light source; and a heat sink to dissipate the heat generated by this invention. The cooling fins of the heat sink are in perpendicular relation to the axis along which the natural flow of heat is oriented. Such a setup provides for effective heat dissipation and a more rapid cooling then disclosed in the prior art. Although, the present invention can be completely autonomous, an optional coupling unit can be included that is adapted to connect to an external power source, such as a socket of a light fixture. The electronic light source embodies the use of an LED element, or of a more traditional fluorescent lighting. The present invention increases modularity of the device by integrating all components needed for an effective prolonged illumination into a single swapable module. | 12-09-2010 |
| 20110018445 | LAMP - A lamp includes a lighting module providing illumination, a control unit, and a detecting unit. The control unit is connected or not connected to the lighting module. The detecting unit is coupled to the control unit. The detecting unit detects operational statuses of the lighting module and sends a detection result to the control unit. The control unit controls the lighting module or an alarm unit to enter an alarm mode based on the detection result. A user can immediately know the operational statuses by the alarm unit and take necessary actions to assure normal operation of the lamp. | 01-27-2011 |
| 20110037389 | ELECTRODELESS LAMPS WITH EXTERNALLY-GROUNDED PROBES AND IMPROVED BULB ASSEMBLIES - An electrode-less plasma lamps comprises generally of a bulb containing a gas-fill that is excited to produce light using radio-frequency (RF) energy. In specific embodiments, the use of grounded coupling-elements with integrated bulb assemblies simplifies manufacturability, improves resonant frequency control, and enables the use of solid, partially filled, and hollow lamp bodies. In some embodiments, a method of operating an electrodeless plasma lamp device includes transferring RF energy from the RF source to an input coupling-element and illuminating electromagnetic energy substantially from the length of a gas-filled vessel from discharge of the gas-filled vessel. | 02-17-2011 |
| 20110074296 | Light-Emitting Diode Illumination Apparatuses - The present invention relates to an LED illumination apparatus. The apparatus includes a body having a lower portion adapted for coupling to a power socket and an upper portion provided with a power source module accommodating chamber. A heat-dissipating module includes a funnel-shaped hollow case disposed at a top end of the upper portion and filled with a coolant fluid, wherein the hollow case has a small diameter open end adjacent to the body and a large diameter open end remote from the body. A light source module includes amounting substrate disposed at the small diameter open end, an LED mounted on the mounting substrate, and a power source module disposed within the power source module accommodating chamber in a manner electrically connected to and supplying working power to the LED. | 03-31-2011 |
| 20110080096 | LED LAMP - A light emitting apparatus comprising an at least substantially omnidirectional light assembly including an LED-based light source within a light-transmissive envelope. Electronics configured to drive the LED-based light source, the electronics being disposed within a base having a blocking angle no larger than 45°. A plurality of heat dissipation elements (such as fins) in thermal communication with the base and extending adjacent the envelope. | 04-07-2011 |
| 20110084612 | HYBRID CHIP-ON-HEATSINK DEVICE AND METHODS - A hybrid chip-on-heatsink device comprises at least one LED die, at least one printed circuit board (PCB), and a thermally conductive substrate or heatsink. The LED die is physically and thermally coupled to the thermally conductive substrate. The PCB is physically coupled to the thermally conductive substrate. The LED die is electrically coupled to the PCB. The thermally conductive substrate acts as a spreader and as a heatsink, whereby heat is efficiently dissipated away from the LED die. The PCB may optionally contain other electrical components, and circuitry to create a “smart” LED package or light engine. | 04-14-2011 |
| 20110133652 | Light emitting diode lamp having replaceable light source module - The present invention is a LED lamp, which comprises an insulation body having a first end electrically installed onto a lamp holder and a second end electrically connected to the first end, a heat dissipation element sleeved on the insulation body, and a light source module electrically and movably connected to the second end, wherein the light source module includes at least one LED, each of the LED is electrically mounted on a lower surface of a printed circuit board, and a lower surface and a upper surface of a heat dissipation plate are connected to an upper surface of the printed circuit board and a lower surface of the heat dissipation element respectively. Since the light source module is electrically and movably connected to the second end, a user can replace the light source module without replacing the whole LED lamp when the light source module is damaged, | 06-09-2011 |
| 20110148304 | THERMOELECTRIC COOLING FOR INCREASED BRIGHTNESS IN A WHITE LIGHT L.E.D. ILLUMINATOR - A white light source includes a light-emitting diode configured to emit light of a characteristic wavelength. The white light source also includes at least one phosphor. The phosphor is configured to emit light in response to the light emitted by the light-emitting diode so that the white light source emits white light. The white light source further includes a thermally conductive base in thermal contact with the light-emitting diode and a thermo-electric cooler in thermal contact with the thermally conductive base. | 06-23-2011 |
| 20110169412 | REFLECTOR FOR A LIGHTING ASSEMBLY - A lighting assembly utilizing a reflective body for use with a light source to uniformly disperse the light from the light source. The reflective body includes a lower array of first reflectors arranged about a central axis. Each of the first reflectors form an obtuse angle with the next adjacent first reflector. The reflective body also includes an upper array of second reflectors arranged about the central axis. Each of said second reflectors include a left face and a right face. The upper array defines obtuse angles between next adjacent second reflectors. Additionally, reflex angles are defined between the left and right faces of the second reflectors. The combination of angles evenly disperse the light supplied from the light source to provide a pleasant glow for illuminating an area below the lighting assembly without causing hot spots. | 07-14-2011 |
| 20110181187 | QUICK-START FOR LOW-PRESSURE MERCURY AMALGAM LAMPS - A method is provided for operating an amalgam lamp, wherein the amalgam lamp has an emitter tube filled with inert gas. The amalgam is heated in the emitter tube by an external energy source. The amalgam lamp has an amalgam deposit. | 07-28-2011 |
| 20110181188 | OPTICAL IRRADIATION EQUIPMENT AND OPTICAL IRRADIATION METHOD - An optical irradiation equipment provided with a cage body having an UV radiation transmission window, and an excimer lamp which is arranged in an interior of said cage body, wherein gas flow openings being connected to one of a cooling gas supply mechanism and a cooling gas suction mechanism are provided at a periphery of said UV radiation transmission window. | 07-28-2011 |
| 20110215723 | HEAT SINK AND LIGHT EMITTING DIODE LAMP - A heat sink including an inner piece and an outer piece is provided. The inner piece has a side surface. The outer piece is disposed around the inner piece and has an inner side surface, wherein the side surface of the inner piece is riveted to the inner side surface of the outer piece to form an interface, and an area ratio of the interface and the side surface of the inner piece is between 0.6 and 0.95. The light emitting diode lamp using the heat sink is also provided. | 09-08-2011 |
| 20110279035 | LIGHTING ARMATURE - The invention relates to a lighting armature or light generator, comprising a housing, a light source and drive electronics for driving the light source, wherein the having cooling fins made of a plastic composition having an orientation averaged thermal conductivity of at least 2.0 W/m·K. | 11-17-2011 |
| 20110279036 | Stabilized High Brightness LED suitable as calibration standard - A high brightness LED ( | 11-17-2011 |
| 20110279037 | METHOD AND APPARATUS FOR USING THERMIONIC DEVICES TO RECOVER ENERGY FROM LIGHT SOURCES AND OTHER ENERGY CONVERSION DEVICES - A lamp having a light emitting diode, a pettier device, a heat sink, a translucent thermally conductive window, and an optical fluid. The pettier device is in thermal communication with the light emitting diode and converts a waste thermal energy discharged by the light emitting diode into an electrical energy. Conductors transfer the electrical energy from the pettier device to a boost circuit which converts a level of a voltage associated with the electrical energy output from the pettier device to a higher, more useful value. The heat sink transfers a second thermal energy from the pettier device. The optical fluid is located between the translucent thermally conductive window and the light emitting diode. The optical fluid has an angle of diffraction having an intermediate value relative to an angle of diffraction associated with the light emitting diode and an angle of diffraction associated with the translucent thermally conductive window. | 11-17-2011 |
| 20110309750 | Illuminant device with enhanced heat dissipation ability - An illuminant device designed to activate a light source selectively in a plurality of lighting modes. The illuminant device includes a plurality of circuit boards having thermal conductivity and a plurality of lighting circuits each of which is operable to activate the light source in a selected one of the lighting modes. The lighting circuits are mounted on the circuit boards so that when the light source is being activated, the circuit boards will be different in temperature thereof from each other due to heat generated in at least one of the lighting circuits which is activating the light source. The illuminant device also includes a connector which couples the lighting boards together to transfer the heat therebetween, thereby enhancing the dissipation of the heat. | 12-22-2011 |
| 20110316423 | SYSTEMS, METHODS, AND APPARATUS FOR IMPROVING THE VISIBILITY AND IDENTIFICATION OF SATELLITES USING LIGHT EMITTING DIODES - Certain embodiments of the invention may include systems, methods, and apparatus for improving the visibility and identification of satellites using light emitting diodes. According to an example embodiment of the invention, a method is provided for improving the visibility of satellites. The method can include attaching one or more light emitting diodes (LEDs) to a satellite, supplying one or more signals to the one or more LEDs, and producing light emission having a unique identifier from the one or more LEDs based at least in part on the one or more signals. | 12-29-2011 |
| 20120019144 | LED LIGHT EMITTING DEVICE - An LED light emitting device includes a lamp housing, an LED light emitting component thermally attached to the lamp housing, a power source driver for providing electric energy for the LED light emitting component, and a temperature sensor attached to the lamp housing for sensing a surface temperature of an outer surface of the lamp housing. When the value of the surface temperature is smaller than a predetermined temperature value, the temperature sensor outputs a control signal to the power source driver to control the power source driver to supply a larger electric current to the LED light emitting component, and the LED light emitting component generates more heat to the lamp housing to increase the surface temperature thereof. | 01-26-2012 |
| 20120086340 | AIR-COOLING ILLUMINATION APPARATUS - An air-cooling illumination apparatus capable of reducing deteriorations caused by the heat generated by the illumination apparatus includes a fan, a lamp installed on an air passage movable by a rotation of the fan, a connecting portion connected to the lamp and the fan, and a plate portion formed at an air suction end of the fan and arranged with a first interval apart from the fan. The fan includes a rotatable vane portion, and a frame mounted around the periphery of the vane portion. The lamp is installed at the periphery of the frame and includes an air blowing end for blowing air from the fan and a projecting portion for projecting light. A second interval is formed between the lamp and the plate portion. | 04-12-2012 |
| 20120091894 | LED DRIVING DEVICE - An LED (Light-Emitting Diode) driving device is electrically connectable with an alternating current (AC) power supply and includes an electronic converter received in the driving device and a first connector, which is formed on an end of the driving device to connect with the AC power supply and in electrical connection with the electronic converter, and a second connector, which is formed on another end of the driving device for connection with an LED lighting module. When the first connector is set in electrical connection with the AC power supply, the above arrangement allows for conversion of electrical current and voltage to those applicable to an LED lighting module within 10 W rating. | 04-19-2012 |
| 20120126702 | LIGHT SOURCE TEMPERATURE MONITOR AND CONTROL - A light source comprising a light emitter; a heat sink coupled to the light emitter; and a temperature sensor substantially adjacent to the light emitter. A first thermal time constant associated with the temperature sensor is less than a second thermal time constant associated with a radiation surface of the heat sink. | 05-24-2012 |
| 20120212137 | LED LAMP AND PRODUCTION METHOD OF THE SAME - An LED lamp including a glass lampshell and a stem assembly with one end inserted into the glass lampshell. The stem assembly comprises a glass trumpet tube with one end sealed within the glass lampshell to form a cavity within the glass lampshell and within the cavity a supporting component connected to the glass trumpet tube and supporting an LED emitter. The stem assembly further comprises a wire encompassed within the glass trumpet tube. The wire has one end extending outside of the cavity and the other end electrically connected to the LED emitter. | 08-23-2012 |
| 20120217877 | Lighting Apparatus Using PN Junction Light-Emitting Element and Dimming Method Thereof - The present disclosure discloses a dimming method of a lighting apparatus using a PN junction light-emitting element, the method including: supplying AC controlled by a dimmer; causing a first group, which has one PN junction light-emitting element positioned within a first boundary and one PN junction light-emitting element positioned within a second boundary, to emit light at a first voltage by the supplied AC when a first switch is in the ON state; and causing a second group, which has another PN junction light-emitting element positioned within the first boundary and another PN junction light-emitting element positioned within the second boundary and which is connected in series to the first group, to emit light at a second voltage higher than the first voltage by the supplied current when the first switch positioned between the first group and the second group is in the OFF state. | 08-30-2012 |
| 20120299479 | LAMP - There is provided a lamp capable of informing a user that the LED lamp is at the end of its productive life and urging the user to replace the lamp reliably with a simple configuration. The lamp includes: a light emitting diode ( | 11-29-2012 |
| 20120319585 | Regulation of Wavelength Shift and Perceived Color of Solid State Lighting with Temperature Variation - Representative embodiments of the disclosure provide a system, apparatus, and method of controlling an intensity and spectrum of light emitted from a solid state lighting system. The solid state lighting system has a first emitted spectrum at full intensity and at a selected temperature, with a first electrical biasing for the solid state lighting system producing a first wavelength shift, and a second electrical biasing for the solid state lighting system producing a second, opposing wavelength shift. Representative embodiments provide for receiving information designating a selected intensity level or a selected temperature and providing a combined first electrical biasing and second electrical biasing to the solid state lighting system to generate emitted light having the selected intensity level and having a second emitted spectrum within a predetermined variance of the first emitted spectrum over a predetermined range of temperatures. | 12-20-2012 |
| 20130033179 | THERMAL PROTECTION CIRCUIT FOR AN LED BULB - A light-emitting diode (LED) bulb has an LED within a shell. The LED bulb includes a driver circuit for providing current to the LED. The drive circuit has a thermal protection circuit, which includes a first positive thermal coefficient thermistor with a first switching temperature connected in series with a second positive thermal coefficient thermistor with a second switching temperature. The driver circuit includes a switch-mode power supply (SMPS) controller with an input pin and an output pin. The thermistors are connected to the input pin. When either thermistor temperature is above the respective switching temperatures, the thermal protection circuit causes the SMPS controller to produce a signal with a second duty cycle on the output pin. When both thermistor temperatures are below the respective switching temperatures, the thermal protection circuit causes the SMPS controller to produce a signal with a first duty cycle on the output pin. | 02-07-2013 |
| 20130033180 | LAMP - A lamp includes a lighting module providing illumination, a control unit, and a detecting unit. The control unit is connected or not connected to the lighting module. The detecting unit is coupled to the control unit. The detecting unit detects operational statuses of the lighting module and sends a detection result to the control unit. The control unit controls the lighting module or an alarm unit to enter an alarm mode based on the detection result. A user can immediately know the operational statuses by the alarm unit and take necessary actions to assure normal operation of the lamp. | 02-07-2013 |
| 20130043788 | CONTROLLABLE VERSATILE LED SYSTEM - The present invention relates to the development of a method and system for manufacturing and deploying light emitting diode (“LED”) technology in a highly efficient manner. Devices of the invention include a printed circuit board with a heat sink and at least one LED insertion site and optionally a wireless communication device to control operation of the LED. | 02-21-2013 |
| 20130063029 | CHARGED PARTICLE BEAM APPARATUS, AND METHOD OF CONTROLLING THE SAME - Provided is a charged particle beam apparatus, which can emit a stable electron beam, having high brightness and a narrow energy width. The charged particle beam apparatus comprises a field emission electron source, electrodes for applying an electric field to the field emission electron source, and a vacuum exhaust unit for keeping the pressure around the field emission electron source at 1×10 | 03-14-2013 |
| 20130069532 | Lighting System Combining Natural and Artificial Light - A system for lighting an interior of a building according to one example embodiment includes a curb positioned on an exterior of the building for receiving natural light. A light duct is positioned within the curb having a reflective inner surface for transferring the natural light. A light fixture is connected to an outlet of the light duct such that both natural light and artificial light are emitted from the light fixture to the building interior. A photo sensor is positioned in the building interior to sense an illumination level therein. A controller in communication with the photo sensor and the light fixture is programmed to adjust the amount of light emitted by a dimmable light source in the light fixture in response to fluctuation in the illumination level sensed in the building interior in order to maintain a desired illumination level. | 03-21-2013 |
| 20130076243 | FAR INFRARED RAY CERAMIC BULB STRUCTURE - A far infrared ray ceramic bulb structure includes a light emitting element under a ceramic substrate, a far infrared thermal radiation film on the ceramic substrate, a circuit unit, a bulb shell, a bulb shade and a connector connected to an external power supply. The circuit unit in the connector is electrically connected to the light emitting element and the connector. The bulb shade encloses the light emitting element and the ceramic substrate. The bulb shell is connected to the connector and encloses the far infrared thermal radiation film. The far infrared thermal radiation film propagates the heat generated by the light emitting element by far infrared thermal radiation. The working temperature of the light emitting element is reduced and the stability and the efficiency of light emitting are improved to increase the lifetime and the safety. | 03-28-2013 |
| 20130082600 | LED LIGHT BULB WITH INTEGRATED HEAT SINK - An LED lamp includes a lamp housing including an aluminum alloy substantially free of silicone. An electrical circuit trace is disposed on the lamp housing. An LED is attached directly to the lamp housing and electrically connected to the electrical circuit trace. LED driver circuitry is electrically connected to the electrical circuit trace. A housing contains the LED driver circuitry. A threaded incandescent light-type electrical plug may be configured for reception into a standard incandescent light-type socket. The LED driver circuitry is electrically disposed between the electrical plug and the LED. The lamp housing may include a generally frusto-conical shape. A solder mask may be affixed over at least a portion of the electrical circuit trace. The lamp housing may be press formed. The lamp housing is in direct thermal conductive relation to the LED such that heat energy is dissipated from the LED directly to the lamp housing. | 04-04-2013 |
| 20130099668 | LED LAMP WITH AN AIR-PERMEABLE SHELL FOR HEAT DISSIPATION - An LED lamp with an air-permeable shell for heat dissipation. The LED lamp comprises a lamp shell having a top end, a shell body and a bottom end. A LED light source module is bounded on the top end of the lamp shell. A screw base is jointed with the bottom end of the lamp shell. An AC/DC power conversion module is located inside the lamp shell. The lamp shell is made of thermal conductive materials and have air-permeable through holes formed on the lamp shell. With the air permeable lamp shell, the natural air convection surrounding the LED light source module is improved and the inside surface of the lamp shell also contributes to the heat dissipation. The contact surface of the lamp shell with the ambient air is significantly increased to enhance the effect of heat dissipation. | 04-25-2013 |
| 20130119866 | Luminaire and Lighting Method - According to one embodiment, a luminaire includes a light source that generates heat, a dome inside of which the light source is accommodated, and a globe covering the light source through the dome. At least part of the dome and at least part of the globe are translucent or transparent. A liquid is sealed in a space formed between the dome and the globe. | 05-16-2013 |
| 20130134879 | Luminaire - According to one embodiment, a luminaire includes a housing, a cable run, and a noise filter circuit. A lighting-circuit-integrated lamp is arranged in the housing. The cable run is configured to supply an external power to the lighting-circuit-integrated lamp. The noise filter circuit is provided in the cable run and reduces a noise terminal voltage. | 05-30-2013 |
| 20130134880 | LIGHTING APPARATUS - A lighting apparatus includes an emitter having a plasma bulb and a driver which provides an RF signal to the emitter to drive the plasma bulb. The lighting apparatus may be used for various applications including illuminating plants and organisms in an aquatic environment, growing plants, facility lighting, and other applications. | 05-30-2013 |
| 20130193849 | Modular LED-Lighting System - The invention relates to a modular LED-light comprising a first module ( | 08-01-2013 |
| 20130200795 | FOLLOWSPOT AND METHOD FOR RETROFITTING A FOLLOWSPOT - The invention is a followspot and a method for retrofitting an existing followspot, which preferably involves replacing a quartz xenon short arc lamp and separate reflector with a xenon short arc ceramic lamp, which has a built-in reflector. The retrofit of the present invention will provide faster focal length, more light output, and an increased lighting efficiency. | 08-08-2013 |
| 20130207545 | Device for the Controlled Generation of Electric Arcs - A device for the controlled generation of an electric arc comprises at least: a system for striking an electric arc on the terminals of two electrodes through inductive switching, producing at the output an overvoltage on the terminals of these electrodes; and a power source connected in series to the output of the striking system and loaded by an electric load, said power source supplying the electric arc with current. The device is applied notably to carry out reliable tests on electric arc detectors. | 08-15-2013 |
| 20130207546 | MICROWAVE SENSOR LED BULB - The invention relates to bulb technical field, and more particularly relates to microwave sensor LED bulb. A LED bulb includes a male plug, a housing, a LED light and a light cover. The male plug is disposed at top side of the housing while the LED light and the light cover are disposed at bottom side of the housing. The light cover covers the LED light. The LED bulb also includes a microwave sensor and the light cover covers the microwave sensor. The invention is not only convenient for use and also suitable for environment that needs automatic control. | 08-15-2013 |
| 20130207547 | MICROWAVE SENSOR LED LIGHT TUBE - The invention relates to illumination equipment and more particularly relates to microwave sensor LED light tube. The microwave sensor LED light tube includes a light cover, light heads, LED light and light tube body. The light head are disposed at two ends of the light tube body, the light cover is disposed on the light tube body, the light cover covers the LED light. The microwave sensor LED light tube also includes a microwave sensor and the light cover covers the microwave sensor. The invention is not only convenient for use and is also suitable for environment that needs automatic control. | 08-15-2013 |
| 20130221848 | SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT FOR REDUCING A THERMAL LOAD ON AN ULTRAVIOLET FLASH LAMP - A system including a power supply configured to supply electrical power to a light source, and a circuit configured to activate the light source at a driving pulse to produce a light from the light source at a desired output spectral range so that a thermal load on the light source is reduced is disclosed. A method and a non-transitory processor readable storage medium, providing an executable computer program product, the executable computer program product comprising a computer software code that, when executed on a processor are also disclosed. | 08-29-2013 |
| 20130249401 | LIGHT-EMITTING DEVICE - A light-emitting device includes a substrate having a metal film on a first surface, a light-emitting element mounted on the first surface of the substrate and connected to the metal film, a heat sensitive circuit breaker mounted on the first surface of the substrate and connected to the metal film, a light-proof cover that covers the heat sensitive circuit breaker to block light emitted from the light-emitting element and travelling toward the heat sensitive circuit breaker, and a heat dissipating member formed on a second surface of the substrate to dissipate heat of the substrate, the second surface being opposite to the first surface. | 09-26-2013 |
| 20130257277 | High Efficiency Inductor-less Off-Line LED Driver - The present document relates to providing power for driving SSL devices. A power converter converts a varying input voltage to supply an output voltage to a SSL device in series with a current source. The power converter comprises one or more capacitors; a plurality of switches to couple the capacitors in a plurality of configurations. A control unit operates the power converter in a plurality of operational modes providing a corresponding plurality of different conversion ratios between the input/output voltages. The operational modes comprise a first phase and a second phase, during which the capacitors are differently arranged. The control unit controls the switches to alternate between the phases at a commutation cycle rate. The control unit sets the operational mode based on the varying input voltage. | 10-03-2013 |
| 20130271004 | LIGHTING SYSTEM, LIGHTING APPARATUS, AND LIGHTING CONTROL METHOD - Provided is a lighting apparatus and a method for controlling the same using a mobile device. A lighting system may include a mobile terminal, a hub configured to communicate with the mobile terminal, and an LED lamp configured to communicate with the hub. The mobile terminal may be configured to display an image captured or focused using a camera at the mobile terminal. The mobile terminal may transfer to the hub information corresponding to a selection of a region of the image. The hub may provide a wireless signal corresponding to the information received from the mobile terminal for changing a color of light emitted by the LED lamp. The LED lamp may be controlled based on the ZigBee communication protocol. | 10-17-2013 |
| 20130271005 | ADVANCED COOLING METHOD AND DEVICE FOR LED LIGHTING - A light emitting diode cooling device and method are disclosed for passively removing heat from the LED using liquid convection to cool the LED. The liquid convection cooling device operates to cool the LED by circulating a liquid cooling medium without consuming external power to move the medium. | 10-17-2013 |
| 20140021862 | LIGHTING APPARATUS - Disclosed is a lighting apparatus. The lighting apparatus includes: a control module supplying power; a heat sink receiving the control module; a light source mounted on the heat sink and connected to the control module; and a communication module including a connection terminal inserted into the heat sink and connected to the control module, and an antenna device protruding from the heat sink. Since the lighting apparatus can be controlled in a wireless scheme, a user of the lighting apparatus can easily control the lighting apparatus. | 01-23-2014 |
| 20140028191 | LED DRIVER - Lighting systems are disclosed, including a multi-die LED array; and LED driver electronics, which include voltage regulating electronics which regulate rectified low voltage AC. The voltage regulating electronics include: booster electronics that sense rectified low voltage AC and boost the LVAC to a predetermined voltage for powering the multi-die LED; power factor correcting electronics that sense the AC current and AC voltage in the driver and control the booster electronics to further regulate the voltage, thereby providing power factor correction; and constant current electronics which sense one or both of current and voltage through the driver and control the booster electronics to further regulate the voltage, thereby providing substantially constant current to the multi-die LED array. | 01-30-2014 |
| 20140062307 | Lumen Depreciation Management - A monitoring system is configured to manage lumen depreciation in a lighting fixture and includes an optic housing, a light source with a light-emitting diode (LED), a processor, and a memory device. The memory device stores instructions that cause the monitoring system to measure elapsed time during which the LED light source emits the light and, based on the elapsed time, determine a current level of the emitted light. In response to the current level changing from an acceptable level to an unacceptable level, an alert is provided to show that the emitted light has reached the unacceptable level. A reset input is received to remove the alert for a predetermined period of time. Changes in status of the LED light source are indicated. | 03-06-2014 |
| 20140097753 | LED Lighting system for self-dissipation of heat - A LED lighting system includes: a power unit for providing a power supply source for the lighting system, a LED circuit connected to the power unit for illuminating the light emitting diodes of the LED circuit, a heat control unit connected between the power unit and the LED circuit for controlling heat as produced, and a heat dissipating device thermally connected to the heat control unit for outwardly dissipating the heat produced by the lighting system for preventing light attenuation or damage of the light emitting diodes. | 04-10-2014 |
| 20140159582 | THERMO-ELECTRICALLY PUMPED LIGHT-EMITTING DIODES - Contrary to conventional wisdom, which holds that light-emitting diodes (LEDs) should be cooled to increase efficiency, the LEDs disclosed herein are heated to increase efficiency. Heating an LED operating at low forward bias voltage (e.g., V| 06-12-2014 | |
| 20140285087 | SMART LED CONTROLLER | 09-25-2014 |
| 20150022087 | METHOD AND APPARATUS FOR PROVIDING SUPPLEMENTAL POWER IN A LED DRIVER - A DC current driver includes a DC current drive circuit configured to provide a DC supply current and receive a DC return current. A switch is coupled in series with the DC return current, and a supplemental power supply is coupled in parallel with the switch and configured to provide a supplemental voltage. Opening the switch diverts the DC return current through the supplemental supply and closing the switch causes the DC return current to bypass the supplemental supply. | 01-22-2015 |
| 20150035437 | LED LIGHTING SYSTEM - A lighting system is provided having a movement system, a light source repositionable via the movement system, a sensor, a controller, and a communication system. The controller may control characteristics of the light emitted by the light source, rotation of the panel by the movement system, and receiving signal information from the sensor. The communication system exchange data between the controller and an external device, the light source and the movement system being remotely controllable by logic received using the controller via the communication system. The light source, the movement system, the controller, the sensor, and the communication system are installable in a drone. Wearable apparatus may be used with the system. Objects may be tracked and illuminated. | 02-05-2015 |
| 20150042228 | ELECTRONIC BALLAST AND LUMINAIRE WITH THE SAME - An electronic ballast includes an AC-DC converter, a DC-DC converter, a cooling device and a power supply. The cooling device is configured to cool the light source. The power supply includes a first power supply configured to generate a first operating voltage from a first voltage obtained from a chopper circuit included in the AC-DC converter to supply the first operating voltage to at least one of the AC-DC converter and the DC-DC converter. The power supply further includes a second power supply configured to generate a second operating voltage from a second voltage obtained from the chopper circuit to supply the second operating voltage to at least the cooling device of the AC-DC converter, the DC-DC converter and the cooling device. | 02-12-2015 |
| 20150061497 | THREE-WAY LAMP WITH PROGRAMMABLE OUTPUT LEVELS - A lamp including a lamp base having at least three electrical contacts, an optical housing with an LED light source distal from the lamp base, a capper assembly including two or more bias switches accessible by a user located between the lamp base and optical housing , electronic circuitry located within the capper assembly, the electronic circuitry electrically coupled to the three electrical contacts and the LED light source, the electronic circuitry configured to provide a drive current to the LED light source, and the two or more bias switches are user-settable to set the drive current. The electronic circuitry provides at least two different levels of drive current to the LED light source, where the two or more bias switches are configured to control multiple levels of LED light intensity to an individual level. | 03-05-2015 |
| 20150102724 | THERMAL PROTECTION CIRCUIT FOR AN LED BULB - A light-emitting diode (LED) bulb has an LED within a shell. The LED bulb includes a driver circuit for providing current to the LED. The drive circuit has a thermal protection circuit, which includes a first positive thermal coefficient thermistor with a first switching temperature connected in series with a second positive thermal coefficient thermistor with a second switching temperature. The driver circuit includes a switch-mode power supply (SMPS) controller with an input pin and an output pin. The thermistors are connected to the input pin. When either thermistor temperature is above the respective switching temperatures, the thermal protection circuit causes the SMPS controller to produce a signal with a second duty cycle on the output pin. When both thermistor temperatures are below the respective switching temperatures, the thermal protection circuit causes the SMPS controller to produce a signal with a first duty cycle on the output pin. | 04-16-2015 |
| 20150108899 | POWER CIRCUITRY FOR A SYNTHETIC JET OF A COOLING SYSTEM - A cooling system includes a synthetic jet having a first synthetic jet lead and a second synthetic jet lead. The cooling system also includes a capacitor having a first capacitor lead and a second capacitor lead. The first capacitor lead is coupled to the first synthetic jet lead. The synthetic jet is configured to be powered via an alternating current (AC) power source coupled to the second capacitor lead and to the second synthetic jet lead. | 04-23-2015 |
| 20150334804 | FACILITATING IMPROVED LUMINANCE UNIFORMITY IN ORGANIC LIGHT EMITTING DIODE DEVICE PANELS - An apparatus facilitating luminosity uniformity across an organic light emitting diode (OLED) device is provided. In one embodiment, the method includes: operating an organic light emitting diode (OLED) device including an anode; a semiconductor material coupled to the anode; and a cathode coupled to the semiconductor material. The method also includes dissipating heat of the OLED device in a defined pattern to increase a luminosity uniformity of the OLED device, wherein the dissipating the heat in the defined pattern comprises causing a first temperature value at a first region of the OLED device and causing a second temperature value at a second region of the OLED device | 11-19-2015 |
| 20150362169 | Heat-dissipating light-emitting device and method for its assembly - Disclosed is a heat-dissipating light-emitting device, including a light-emitting element, a heat-conducting base plate in physical contact with a heat sink, and a driver circuit. The driver circuit and light-emitting element are electrically coupled to each other and electrically isolated from the base plate. The light-emitting device and heat sink may be included in a light fixture. Also disclosed is a method for assembling the light-emitting device. | 12-17-2015 |
| 20150377471 | LED BULB USING HEAT DISSIPATING LED DRIVER - The present invention provides an LED bulb using heat dissipating LED driver capable of reducing heat influence by disposing an electrolytic capacitor in an output part at a low temperature region through disposing a section receiving an external power close to a light generating module and disposing a section controlling a light emitting diode dose to a power source base. | 12-31-2015 |
| 20160037598 | LIGHT EMITTING DIODE RETROFIT LAMP FOR HIGH INTENSITY DISCHARGE BALLAST - Provided is an LED retrofit lamp interfacing with a high intensity discharge (HID) ballast that includes a lighting source having a plurality of light emitting diodes (LEDs), one or more heat sink components dissipating heat generated by the LEDs, and an LED driver configured to operate the LEDs. The LED retrofit lamp is disposed within an HID housing and the HID ballast is electrically connected with the LED driver, and supplies power to the LED driver for operating the LEDs. | 02-04-2016 |
| 20160042939 | LOW PRESSURE LAMP USING NON-MERCURY MATERIALS - A mercury-free low-pressure lamp having a bulb is provided. The bulb includes a non-mercury emissive material. When the bulb is in a non-operational state, the emissive material condenses into a liquid or solid, and when the bulb is in an operational state the emissive material forms an emitter, the emitter in combination with one or more gases generate photons when excited by an electrical discharge. | 02-11-2016 |
| 20160072094 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display includes: an organic light emitting diode panel; a first composite sheet including a first heat dissipation sheet and a first buffer sheet below the organic light emitting diode panel; a second composite sheet including a second heat dissipation sheet and a second buffer sheet and disposed below the organic light emitting diode panel and spaced apart from the first composite sheet; a first heat source below the first composite sheet; and a second heat source above the second composite sheet. | 03-10-2016 |
| 20160073468 | VARIABLE LUMEN OUTPUT AND COLOR SPECTRUM FOR LED LIGHTING - An adjustable LED lighting system may allow for a variable lumen output, an estimation of remaining life expectancy, and/or control of lighting intensity, color temperature, and/or wavelength distribution. An LED lighting system may be capable of mimicking externally monitored, remote controlled, pre-defined, user-selected, or other lighting conditions. An LED lighting system may allow for a variable lumen output by monitoring a temperature associated with one or more LEDs and increasing or decreasing current flow to maintain the monitored temperature below a maximum temperature. The remaining life may be estimated based on historical runtime and temperature data. | 03-10-2016 |
| 20160134188 | METHOD AND APPARATUS FOR PROVIDING SUPPLEMENTAL POWER IN A LED DRIVER - A DC current driver includes a DC current drive circuit configured to provide a DC supply current and receive a DC return current. A switch is coupled in series with the DC return current, and a supplemental power supply is coupled in parallel with the switch and configured to provide a supplemental voltage. Opening the switch diverts the DC return current through the supplemental supply and closing the switch causes the DC return current to bypass the supplemental supply. | 05-12-2016 |
| 20160205754 | CONTROL OF IGNITION FOR A CERAMIC HIGH INTENSITY DISCHARGE LAMP | 07-14-2016 |
