Patent application number | Description | Published |
20100271823 | HEAT DISSIPATION DEVICE AND ILLUMINATION DEVICE USING SAME - An exemplary heat dissipation device includes an elongated main body, a number of heat sinks, and a number of airflow channels. The main body has a central axis, and includes a first portion and a second portion. The second portion has an end distant from the first portion which is configured for supporting at least one item selected from the group consisting of a solid-state light source and a circuit board having a solid-state light source mounted thereon. The heat sinks are arranged around the first portion in sequence along the central axis of the main body, and spaced from one another. Each heat sink includes a number of fins extending out from the first portion radially. The airflow channel is defined between each two neighboring heat sinks. | 10-28-2010 |
20100327750 | LED ILLUMINATING APPARATUS - An LED illuminating apparatus includes a lampshade, a cover engaged with the lampshade, a heat dissipation module received in a hollow tube cooperatively formed by the engaged lampshade and cover, a light source engaged on the heat dissipation module, and two connectors secured at opposite ends of the lampshade and the cover. The lampshade defines a plurality of vents therein. The light source faces the cover and light emitted from the light source radiates out of the LED illuminating apparatus through the cover. | 12-30-2010 |
20110247684 | SOLAR CELL - A solar cell includes a base, a substrate, a number of solar chips and a light pervious cover. The substrate is received in the base, the solar chips are electrically mounted on the substrate. The light pervious cover covers the solar chips in the base. The light pervious cover includes a number of light converging portions corresponding to the solar chips and a number of extending portions aligned with the respective light converging portions. Each extending portion is engaged with a corresponding solar chip. | 10-13-2011 |
20120037936 | LED PACKAGE - A LED package includes a substrate, at least one LED chip, a transparent adhesive and a lens. The at least one LED chip is mounted on the substrate. The transparent adhesive is filled between the LED chip and the lens. A number of through holes is regularly defined in an optical non-effective portion of the lens. The through holes are configured for increasing the air convection between inside and outside of the lens. | 02-16-2012 |
20120038260 | LAMP ENVELOPE AND LED LAMP USING THE SAME - An LED lamp includes a lamp holder, a heat sink, a light source and an envelope. The lamp holder is configured for electrically connecting with a power source. The heat sink is connected to the lamp holder. The light source is mounted on the heat sink. The envelope is mounted on the heat sink and covers the light source. The envelope has a light incident surface and a light output surface opposite to the light incident surface. A plurality of lens are formed on the lamp envelope and configured for collecting light rays generated by the light source. | 02-16-2012 |
20120038268 | LED PACKAGE - A LED package includes a LED chip, a first phosphor layer, a second phosphor layer, a transparent adhesive and a lens. The lens includes an inner surface and an exterior surface. The first phosphor layer is mounted on the LED chip. The transparent adhesive is filled between the LED chip and the lens. The second phosphor layer is mounted on one of the inner surface and the exterior surface of the lens. Each of the first phosphor layer and the second phosphor layer is of one color. | 02-16-2012 |
20120069566 | ILLUMINATION APPARATUS WITH HEAT DISSIPATING TUBES - An illumination apparatus comprises a housing, a LED base, and a heat sink, the housing having a light emitting surface and a heat dissipation surface opposite to the light emitting surface, the LED base including a circuit board and a plurality of LED chips, the heat dissipation surface adjacent to the circuit board, the light emitting surface of the LED chips toward the light emitting surface of the housing, and the heat sink including a plurality of heat dissipating tubes. The heat dissipating tubes are interlaced on the heat sink and the heights of the heat dissipating tube are different. | 03-22-2012 |
20130128596 | LED BULB - An LED bulb includes a connector for electrically connecting with a power supply, a heat sink disposed on the connector, and an LED mounted the heat sink. The heat sink has a first face and a second face opposite to the first face. The LED is attached on a first face of the base. The heat sink defines a plurality of through tunnels extending through the heat sink from the first face to the second face thereof. | 05-23-2013 |
Patent application number | Description | Published |
20130148071 | VERTICAL ALIGNMENT LIQUID CRYSTAL DISPLAY - The invention provides a vertical alignment liquid crystal display, including: a first substrate; a plurality of data lines formed on the first substrate; a plurality of gate lines formed on the first substrate, wherein the gate lines intersect the data lines to define a plurality of the pixel regions; a plurality of common electrodes formed on the first substrate, wherein the common electrodes are located on a border of the pixel regions and next to the gate lines; a second substrate oppositely disposed to the first substrate; and a liquid crystal layer formed between the first substrate and the second substrate, wherein the liquid crystal layer includes a plurality of optically active materials. | 06-13-2013 |
20130286328 | LIQUID-CRYSTAL DISPLAY - An embodiment of a liquid-crystal display is provided which includes: a first substrate having a first pixel electrode, a second pixel electrode, and a third pixel electrode; a second substrate having an opposite electrode, wherein the first pixel electrode, the second pixel electrode and the third pixel electrode, respectively, have a first overlapping area, a second overlapping area and a third overlapping area overlapped with the opposite electrode, and wherein the first overlapping area is smaller than the second overlapping area and the third overlapping area; and a liquid-crystal layer interposed between the first substrate and the second substrate. In addition, another embodiment of a liquid-crystal display is also provided, in which the first pixel electrode, the second pixel electrode and the third pixel electrode have different gaps with the opposite electrode, respectively. | 10-31-2013 |
Patent application number | Description | Published |
20100033967 | ILLUMINATING DEVICE - An illuminating device includes a receiving base and at least one light source. The receiving base has at least one receiving space defined therein, and at least one fixing post is positioned adjacent to the corresponding at least one receiving space. The at least one light source is positioned in the at least one receiving space for emitting light. Each light source comprises a light-pervious plate and a LED array located on a side of the light-pervious plate. The light-pervious plate comprises at least one first through hole with the at least one fixing post extending therethrough, the light-pervious plate is fixed to the receiving base in the corresponding receiving space of the receiving base. | 02-11-2010 |
20100271823 | HEAT DISSIPATION DEVICE AND ILLUMINATION DEVICE USING SAME - An exemplary heat dissipation device includes an elongated main body, a number of heat sinks, and a number of airflow channels. The main body has a central axis, and includes a first portion and a second portion. The second portion has an end distant from the first portion which is configured for supporting at least one item selected from the group consisting of a solid-state light source and a circuit board having a solid-state light source mounted thereon. The heat sinks are arranged around the first portion in sequence along the central axis of the main body, and spaced from one another. Each heat sink includes a number of fins extending out from the first portion radially. The airflow channel is defined between each two neighboring heat sinks. | 10-28-2010 |
20100327750 | LED ILLUMINATING APPARATUS - An LED illuminating apparatus includes a lampshade, a cover engaged with the lampshade, a heat dissipation module received in a hollow tube cooperatively formed by the engaged lampshade and cover, a light source engaged on the heat dissipation module, and two connectors secured at opposite ends of the lampshade and the cover. The lampshade defines a plurality of vents therein. The light source faces the cover and light emitted from the light source radiates out of the LED illuminating apparatus through the cover. | 12-30-2010 |
20110110110 | MODULARLY EXPANDABLE LAMP HOLDER - A modularly expandable lamp holder comprises first and second assembling surfaces. The first assembling surface has an elongated protrusion formed thereon, which includes a first portion adjacent to the first assembling surface and a second portion remote from the first assembling surface and having a size larger than that of the first portion. The second assembling surface defines an elongated groove therein, which has a configuration matching that of the protrusion. The lamp holder can be mechanically assembled with another lamp holder of this kind by the engagement of the protrusion of the lamp holder and the groove of another lamp holder. | 05-12-2011 |
20110247684 | SOLAR CELL - A solar cell includes a base, a substrate, a number of solar chips and a light pervious cover. The substrate is received in the base, the solar chips are electrically mounted on the substrate. The light pervious cover covers the solar chips in the base. The light pervious cover includes a number of light converging portions corresponding to the solar chips and a number of extending portions aligned with the respective light converging portions. Each extending portion is engaged with a corresponding solar chip. | 10-13-2011 |
20110291542 | LED BULB - An LED bulb includes a connector for electrically connecting with a power supply, a heat sink disposed on the connector, and a plurality of LEDs mounted the heat sink. The heat sink includes a base, a tube extending downwardly from a first face of the base, and a plurality of fins extending outwardly from an outer circumference of the tube. The LEDs are attached on a second face of the base. The base defines a plurality of through tunnels extending through the base from the first face to the second face of the base. | 12-01-2011 |
20120037936 | LED PACKAGE - A LED package includes a substrate, at least one LED chip, a transparent adhesive and a lens. The at least one LED chip is mounted on the substrate. The transparent adhesive is filled between the LED chip and the lens. A number of through holes is regularly defined in an optical non-effective portion of the lens. The through holes are configured for increasing the air convection between inside and outside of the lens. | 02-16-2012 |
20120038260 | LAMP ENVELOPE AND LED LAMP USING THE SAME - An LED lamp includes a lamp holder, a heat sink, a light source and an envelope. The lamp holder is configured for electrically connecting with a power source. The heat sink is connected to the lamp holder. The light source is mounted on the heat sink. The envelope is mounted on the heat sink and covers the light source. The envelope has a light incident surface and a light output surface opposite to the light incident surface. A plurality of lens are formed on the lamp envelope and configured for collecting light rays generated by the light source. | 02-16-2012 |
20120038271 | LED BULB AND METHOD FOR MANUFACTURING THE SAME - An LED bulb includes a heat sink, a circuit, an LED, and a driving module. The heat sink includes a base, a tube extending downwardly from a first face of the base, and a plurality of fins extending outwardly from an outer circumference of the tube. The circuit is formed on a second face of the base, and the LED is disposed on the second face of the base and electrically connected with the circuit. The LED bulb further includes a first lead and a second lead electrically connecting with the circuit and extending through the base. The driving module includes a first electrode, and a second electrode electrically insulated from the first electrode and surrounding the first electrode. The first electrode of the driving circuit contacts with the first lead, and the second electrode of the driving circuit contacts with the second lead. | 02-16-2012 |
20120069566 | ILLUMINATION APPARATUS WITH HEAT DISSIPATING TUBES - An illumination apparatus comprises a housing, a LED base, and a heat sink, the housing having a light emitting surface and a heat dissipation surface opposite to the light emitting surface, the LED base including a circuit board and a plurality of LED chips, the heat dissipation surface adjacent to the circuit board, the light emitting surface of the LED chips toward the light emitting surface of the housing, and the heat sink including a plurality of heat dissipating tubes. The heat dissipating tubes are interlaced on the heat sink and the heights of the heat dissipating tube are different. | 03-22-2012 |
20120073626 | LIGHT CONCENTRATOR ASSEMBLY AND SOLAR CELL APPARATUS HAVING SAME - A light concentrator assembly includes a first Fresnel lens, a second Fresnel lens, and a compound parabolic concentrator. The first Fresnel lens includes a first flat surface and an opposite first Fresnel lens surface. The second Fresnel lens includes a second flat surface and an opposite second Fresnel lens surface facing the first Fresnel lens surface. A first focal point of the first Fresnel lens and a second focal point of the second Fresnel lens coincide. The compound parabolic concentrator is located opposite the second flat surface. Light beams are converged by the first and second Fresnel lenses, and exit through the compound parabolic concentrator. | 03-29-2012 |
20120073653 | LIGHT CONCENTRATION ELEMENT ASSEMBLY AND SOLAR CELL APPARATUS HAVING SAME - A light concentration element assembly includes a Fresnel lens unit and a compound parabolic concentrator. The Fresnel lens unit includes a first Fresnel lens and a second Fresnel lens arranged parallel with each other, and configured for converging light transmitted therethrough. The compound parabolic concentrator includes at least two paraboloidal reflecting surfaces. The parabolic concentrator includes a light incident opening facing the Fresnel lens unit and a light output opening, and the paraboloidal reflecting surfaces are configured for reflecting the converged light from the Fresnel lens unit and outputting the reflected light through the light output opening. A solar cell apparatus using the light concentration element assembly is provided. | 03-29-2012 |
20120085389 | LIGHT CONCENTRATOR ASSEMBLY AND SOLAR CELL APPARATUS HAVING SAME - A light concentrator assembly includes a Fresnel lens, a plano-concave lens, and a CPC. The CPC is aligned with the Fresnel lens and the plano-concave lens. The Fresnel lens unit is configured for converging parallel light transmitted the Fresnel lens. The plano-concave lens is configured for further concentrating the light from the Fresnel lens before the light converged at a point. The CPC is configured for reflecting and directing the light beams from the plano-concave lens to exit through a light output opening of the CPC. The light concentrator assembly has a large incident acceptance angle. | 04-12-2012 |
20130126714 | LIGHT ENERGY TESTING DEVICE - A light energy testing device includes a light source emitting parallel light, a Fresnel lens concentrating the parallel light, a fiber array consisting of a plurality of optical fibers, and an energy detecting device. Each fiber includes a light incident and emitting surface. The light incident surfaces are coplanar to define a light receiving surface. The light emitting surfaces cooperatively define a light transmitting surface. The energy detecting device includes a plurality of sensor units optically coupled with the light transmitting surface and a testing device connected to the sensor units. The parallel light is focused by the Fresnel lens to irradiate the light receiving surface. The sensor units generate energy signals according to the light from the light transmitting surface. The energy detecting device calculates a light energy distribution according to the energy signals. | 05-23-2013 |
20130128596 | LED BULB - An LED bulb includes a connector for electrically connecting with a power supply, a heat sink disposed on the connector, and an LED mounted the heat sink. The heat sink has a first face and a second face opposite to the first face. The LED is attached on a first face of the base. The heat sink defines a plurality of through tunnels extending through the heat sink from the first face to the second face thereof. | 05-23-2013 |