Patent application number | Description | Published |
20090242408 | PHOTO-CATALYST CLEANING DEVICE - A photo-catalyst cleaning device includes a first photo-catalyst layer and a first electrode plate. The first photo-catalyst layer is capable of generating electrons and holes when absorbing excitation light. The first electrode plate is positioned corresponding to the first photo-catalyst layer. The first electrode plate is capable of polarizing the electrons and holes generated from the first photo-catalyst layer when bias voltage is applied to the first electrode plate. | 10-01-2009 |
20090249625 | METHOD FOR JOINTING A SEMICONDUCTOR ELEMENT AND A HEAT PIPE - An exemplary method for jointing a semiconductor element and a heat pipe includes: providing a heat pipe shell which has an open end; forming a capillary structure layer on an inner wall of the heat pipe shell; jointing a semiconductor element with the heat pipe shell by metal jointing; injecting a working fluid into the heat pipe shell and discharging air or gas from the heat pipe shell; and sealing the open end of the heat pipe shell. | 10-08-2009 |
20090250709 | LED PACKAGE AND LIGHT SOURCE DEVICE USING SAME - An exemplary LED package includes a dielectric plate, a heat conductor, a first planar electrode and a second planar electrode, a LED chip, and metal wires. The dielectric plate comprises a receiving groove defined therein. The heat conductor is positioned in the dielectric plate opposite to the receiving groove, and the heat conductor comprises a holding portion exposed on bottom of the receiving groove. The first and second planar electrodes are respectively received in the dielectric plate extending to the receiving groove and are spaced from the heat conductor. The first and second electrodes are respectively electrically connected to the LED chip by the metal wires. The LED chip is mounted on the holding portion of the heat conductor. | 10-08-2009 |
20090252654 | AIR CLEANER - An air cleaner includes a photo-catalyst filter, a light source and an ozone generator. The light source is configured for emitting light having a given wavelength to activate the photo-catalyst layer to decompose contaminants thereon. The ozone generator is configured for generating ozone flowing through the photo-catalyst layer to promote decomposition of the contaminants on the photo-catalyst layer. | 10-08-2009 |
20090252655 | PHOTO-CATALYST AIR CLEANER - A photo-catalyst air cleaner includes at least one light source, a photo-catalyst filter and a first water supply. The photo-catalyst filter includes a hydrophilic substrate with a layer formed on a surface of the substrate exposed to light from the at least one light source. The water supply is configured for supplying water for absorption by the substrate, thereby humidifying surfaces of the photo-catalyst filter. | 10-08-2009 |
20090263298 | PHOTOCATALYST DEVICE - A photocatalyst device includes a photocatalyst member and a light source. The light source is configured to emit ultraviolet light to the photocatalyst member. The ultraviolet light has a wavelength equal to or less than about 400 nanometers, and more than 365 nanometers. | 10-22-2009 |
20090308722 | KEYBOARD WITH LIGHTING SYSTEM - An exemplary keyboard is provided. The keyboard includes a light pervious base plate, a plurality of input keys, and at least one light source. The light pervious base plate has a top surface. The plurality of input keys are disposed on the light pervious base plate with bottom sides of the input keys facing the top surface of the light pervious base plate. The at least one light source is encapsulated in the light pervious base plate and optically coupled to the light pervious panel. | 12-17-2009 |
20100001299 | LIGHT EMITTING DIODE ILLUMINATING APPARATUS WITH SAME-TYPE LIGHT EMITTING DIODES - A light emitting diode illuminating apparatus for emitting colorful light includes a substrate, a first lighting element, a second lighting element, a third lighting element. The first, second and third lighting elements are juxtaposed at the substrate. The first lighting element includes a first LED chip, and a first filling layer encapsulating it. The first filling layer includes red phosphor generally evenly doped therein. The second lighting element includes a second LED chip and a second filling layer encapsulating it. The third lighting element includes a third LED chip and a third filling layer encapsulating it. All of the first, the second and the third LED chips are the same kind of LED chip selected from the group consisting of GaN LED chips, AlGaN LED chips and InGaN LED chips. Light emitting from the filling layers are capable of mixing to produce light of a uniform color. | 01-07-2010 |
20100103658 | PLANAR LIGHT SOURCE APPARATUS - An exemplary planar light source apparatus includes a number of lighting elements and a number of mirror reflectors. The lighting elements are arranged on a same plane and facing a same direction. The mirror reflectors each have a reflecting surface facing the lighting elements. The reflecting surfaces are perpendicular to the plane. | 04-29-2010 |
20110114983 | PHOTOELECTRIC DEVICE HAVING GROUP III NITRIDE SEMICONDUCTOR - A photoelectric device having Group III nitride semiconductor includes a conductive layer, a metallic mirror layer located on the conductive layer, and a Group III nitride semiconductor layer located on the metallic mirror layer. The Group III nitride semiconductor layer defines a number of microstructures thereon. Each microstructure includes at least one angled face, and the angled face of each microstructure is a crystal face of the Group III nitride semiconductor layer. | 05-19-2011 |
20110193110 | LIGHT EMITTING DIODE ILLUMINATING APPARATUS WITH SAME-TYPE LIGHT EMITTING DIODES - A light emitting diode illuminating apparatus includes a substrate, a first lighting element and a second lighting element. The first and second lighting elements are juxtaposed at the substrate. The first lighting element includes a first LED chip, and a first filling layer encapsulating the first LED chip. The first filling layer includes red phosphor generally evenly doped therein. The second lighting element includes a second LED chip and a second filling layer encapsulating it. The second filling layer includes two different phosphor materials respectively doped therein. The first LED chip and the second LED chip are the same kind of LED chip selected from the group consisting of GaN LED chips, AlGaN LED chips and InGaN LED chips. Light emitted from the first filling layer and the second filling layer is capable of mixing to produce light of a uniform color. | 08-11-2011 |
20120092861 | PLANAR LIGHT SOURCE APPARATUS HAVING REFLECTIVE SURFACES - A planar light source apparatus includes a plurality of elongated lighting elements disposed in a common plane, and a plurality of mirror reflectors arranged perpendicular to the common plane and facing the lighting elements. The lighting elements are equidistantly spaced from each other. The lighting elements face a same direction. The mirror reflectors frame the lighting elements. The mirror reflectors each have a reflecting surface facing the lighting elements. The reflecting surfaces are perpendicular to the common plane. A distance between one of the reflectors and its nearest lighting element is maximum of half the distance between two adjacent lighting elements. | 04-19-2012 |
20120322183 | METHOD FOR FABRICATING LIGHT EMITTING DIODE - A method for fabricating a light emitting diode includes steps of: forming a light emitting structure of the light emitting diode on a substrate; arranging a photoresist layer on a first semiconductor layer of the light emitting structure; depositing a plurality of dielectric material structures on the first semiconductor layer through a plurality of voids of the photoresist layer; removing the photoresist layer to form a plurality of voids between the plurality of dielectric material structures; forming a plurality of metal material structures in the plurality of voids; and forming a reflective layer on the plurality of dielectric material structures and the plurality of metal material structures. | 12-20-2012 |
20130033857 | LED LIGHT BAR - An LED light bar comprises a housing, a circuit board with a plurality of separated portions located on the housing, a plurality of LED package devices disposed on the circuit board and electrically connecting to the circuit board, and a plurality of power dispensers respectively electrically connecting to the separated portions of the circuit board. The plurality of LED package devices is divided into a plurality of groups respectively on the plurality of separated portions of the circuit board, wherein the plurality of LED package devices of each of the groups forms a closed loop. Each separated portion of the circuit board includes a metal layer on the housing, an insulating layer on the metal layer and a circuit layer on the insulating layer. Each group of the LED package devices is on a corresponding circuit layer. | 02-07-2013 |
20140159069 | LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A light emitting device includes a light source module and a secondary optical element. The optical element includes a light incident surface and a light radiating surface opposite to the light incident surface. The light source module includes at least one light emitting unit, and the light emitting unit includes a light emitting diode (LED) chip and an encapsulation layer. The encapsulation layer includes a light outputting surface. The light incident surface faces to the light outputting surface. A gap is defined between the light outputting surface and the light incident surface, and a transparent colloid is filled in the gap. The transparent colloid has a refractive index similar to that of the second optical element and the encapsulation layer. A method for manufacturing the light emitting device is also provided. | 06-12-2014 |
20140175464 | LIGHT EMITTING DIODE DEVICE - A light emitting diode (LED) device includes a light guiding member having a light incident surface, and an LED light bar mounted on the light incident surface. The LED light bar includes a printed circuit board, LEDs mounted on the printed circuit board, and encapsulating layers formed on the printed circuit board and respectively encapsulating the LEDs therein. Each encapsulating layer includes a light outputting surface away from the printed circuit board. The light incident surface faces the light outputting surface and air between the light incident surface and the light outputting surface is entirely exhausted. | 06-26-2014 |
20140342099 | METHOD OF PHOTOCURING A COATING FILM - A method of photocuring a coating film includes steps: providing a component, and coating the coating film on the component; then a pulse UV LED light source is used to irradiate the coating film to thereby solidify the coating film. During the on time of the pulse UV light source, it supplies a UV light with an enhanced intensity to the coating film to cause a top surface of the coating film to be cured quickly. Accordingly, a reaction between oxygen and free radicals in the coating film can be effectively avoided. | 11-20-2014 |