Patent application number | Description | Published |
20120074438 | METHOD FOR MANUFACTURING LIGHT EMITTING DEVICE, LIGHT EMITTING DEVICE, LIGHT EMITTING ELEMENT SUBSTRATE, AND QUALITY MANAGEMENT METHOD - A method for manufacturing a light emitting device includes forming a plurality of light emitting elements on a light emitting element substrate. an identification portion is formed on each of the light emitting elements to allow a pertinent light emitting element to be distinguishable from other light emitting elements. The light emitting elements are separated to form a plurality of light emitting devices. The identification portion may have an external appearance allowing each of the light emitting elements to be distinguishable from the other light emitting elements. | 03-29-2012 |
20120138974 | LIGHT EMITTING DEVICE PACKAGE AND MANUFACTURING METHOD THEREOF - There is provided a light emitting device package including: a substrate having a circuit pattern formed on at least one surface thereof and including an opening; a wavelength conversion layer formed by filling at least a portion of the opening with a wavelength conversion material; and at least one light emitting device disposed on a surface of the wavelength conversion layer and electrically connected to the circuit pattern. | 06-07-2012 |
20120138989 | LIGHT EMITTING DEVICE PACKAGE AND METHOD OF MANUFACTURING THE SAME - A light emitting device package includes a plurality of lead frames separated from one another; at least one light emitting device provided with a wire bonding pad attached to a lower surface thereof opposite an upper light emission surface thereof, and mounted on the lead frames such that the wire bonding pad is positioned in a space between the lead frames; a bonding wire electrically connecting the wire bonding pad to the lead frame through the space between the lead frames; and a mold part encapsulating the lead frames, the light emitting device and the bonding wire, and having a reflection groove formed in an upper surface thereof to expose the light emission surface therethrough and a pad groove formed in a bottom surface thereof to expose a portion of the lead frame so as to form a solder pad thereon. | 06-07-2012 |
20120140210 | TRAY, TESTING APPARATUS AND TESTING METHOD USING THE SAME - A tray, a testing apparatus and a testing method using the same are disclosed. The testing apparatus includes a tray having a plurality of light sources received therein, the plurality of light sources outputting light when power is applied thereto; a plurality of optical receiver units arranged to correspond to the plurality of light sources and receiving the light outputted from each of the plurality of light sources; a plurality of probe units arranged to correspond to the plurality of light sources and applying power to each of the plurality of light sources; a power supply control unit selectively controlling power applied to the plurality of probe units; and an optical properties analyzing unit analyzing properties of optical signals from the light received by the optical receiver units. | 06-07-2012 |
20120161181 | LIGHT EMITTING DEVICE PACKAGE AND METHOD OF MANUFACTURING THE SAME - Provided is a light emitting device package including: a plurality of lead frames disposed to be separated from one another; at least one light emitting device mounted on the lead frames and electrically connected to the lead frames through a bonding wire provided on a wire bonding pad, the wire bonding pad being disposed on the same surface as a light emission surface provided as an upper surface of the light emitting device; a body part formed to encapsulate and support the wire bonding pad, the bonding wire, the light emitting device and the lead frames, and having a reflective groove formed in an upper surface thereof to expose the light emission surface to the outside therethrough; and a lens part disposed on the body part, to cover the light emitting device. | 06-28-2012 |
20120205696 | LIGHT EMITTING DEVICE PACKAGE AND METHOD OF MANUFACTURING THEREOF - There are provided a light emitting device package and a method of manufacturing thereof. The light emitting device package including a first lead frame including amounting area and a heat radiating area surrounding the mounting area, the mounting area being protruded upwardly so as to be located higher than the heat radiating area; a second lead frame disposed to be spaced apart from the first lead frame; at least one light emitting device disposed on the mounting area of the first lead frame; a molding part formed so as to fix the first and second lead frame leads thereto; and a lens part disposed over the at least one light emitting device and the molding part, and the method of manufacturing the light emitting device package are provided. | 08-16-2012 |
20120233856 | APPARATUS FOR MANUFACTURING LIGHT EMITTING DEVICE PACKAGE AND METHOD OF MANUFACTURING LIGHT EMITTING DEVICE PACKAGE USING THE SAME - There is provided an apparatus and method for manufacturing a light emitting device package improved in terms of the reliability and process efficiency of a light emitting device. The apparatus includes a heating block including a recessed portion provided in an area in which a light emitting device package is disposed, and a protruding portion disposed within the recessed portion while corresponding to a recess formed in a lower surface of the light emitting device package; and a clamp disposed on a lead frame of the light emitting device package and fixing the lead frame and the light emitting device package to the heating block. | 09-20-2012 |
20120235142 | SEMICONDUCTOR LIGHT EMITTING DIODE CHIP, METHOD OF MANUFACTURING THEREOF AND METHOD FOR QUALITY CONTROL THEREOF - There are provided a semiconductor light emitting diode chip, a method of manufacturing thereof, and a method for quality control using the same. The semiconductor light emitting diode chip includes a substrate; a light emitting diode in one area of the substrate and at least one fuse signature circuit formed in the other area of substrate so as to be electrically insulated from the light emitting diode. The fuse signature circuit includes a circuit unit having unique electrical characteristic value corresponding to wafer based process information and a plurality of electrode pads connected to the circuit unit. The semiconductor light emitting diode chip may include chip information marking representing information. | 09-20-2012 |
20120292651 | LIGHT EMITTING DEVICE PACKAGE AND MANUFACTURING METHOD THEREOF - There is provided a light emitting device package including: a substrate having a cavity formed therein; a heat sink provided on a bottom surface of the cavity to be adjacent to an inner wall of the cavity; a light emitting device mounted on the heat sink; and a phosphor layer provided within the cavity and covering the heat sink and the light emitting device. | 11-22-2012 |
20140045286 | LIGHT EMITTING DEVICE PACKAGE AND METHOD OF MANUFACTURING THE SAME - Provided is a light emitting device package including: a plurality of lead frames disposed to be separated from one another; at least one light emitting device mounted on the lead frames and electrically connected to the lead frames through a bonding wire provided on a wire bonding pad, the wire bonding pad being disposed on the same surface as a light emission surface provided as an upper surface of the light emitting device; a body part formed to encapsulate and support the wire bonding pad, the bonding wire, the light emitting device and the lead frames, and having a reflective groove formed in an upper surface thereof to expose the light emission surface to the outside therethrough; and a lens part disposed on the body part, to cover the light emitting device. | 02-13-2014 |