Lg Electronics Inc.

Hooyoung Song

Kyungho Lee

Sungwhan Lee

Mingu Kang

Yangwoo Byun

Sechul Park

Minwoo Lee

Bongseok Choi

Jinhyoun Joe

Discussed is a semiconductor light-emitting element that can include a body part including a first conductivity type semiconductor layer, an active layer on the first conductivity type semiconductor layer, and a second conductivity type semiconductor layer on the active layer, an insulating part covering at least a side surface of the body part, and an electrode part including a first conductivity type electrode in contact with the first conductivity type semiconductor layer, and a second conductivity type electrode in contact with the second conductivity type semiconductor layer, wherein the second conductivity type electrode includes a first portion on the second conductivity type semiconductor layer, and a second portion extending from the first portion and covering at least a portion of the insulating part, and the second portion protrudes further, with respect to the side surface of the body part, than the first conductivity type electrode.

Semiconductor light-emitting element and display device using same

A light emitting apparatus includes a plurality of wiring electrodes, a plurality of semiconductor light emitting devices connected between two of the plurality of wiring electrodes, and a reflection layer of metal disposed under the plurality of semiconductor light emitting devices, wherein the plurality of wiring electrodes are connected in series with each other by the plurality of semiconductor light emitting devices, and at least one of the plurality of semiconductor light emitting devices is connected between two consecutive wiring electrodes among the plurality of wiring electrodes.

Light emitting apparatus using semiconductor light-emitting device

Discussed is a display apparatus, including at least one horizontal semiconductor light emitting device having a first conductive electrode and a second conductive electrode; first and second wirings spaced apart from each other on a substrate, and electrically connected to the first and second conductive electrodes, respectively; a first bump disposed between the first wiring and the first conductive electrode; and a second bump disposed between the second wiring and the second conductive electrode, wherein at least one of the first and second bumps protrudes toward the other one from an edge of either one of the first and second wirings.

Display apparatus using semiconductor light-emitting device

Discussed is a display device and a method for manufacturing same, specifically, to a display device using semiconductor light-emitting elements of a few micrometers to tens of micrometers in size, and includes substrate having a wiring electrode, and a plurality of semiconductor light-emitting elements electrically connected to the wiring electrode, wherein each of the plurality of light-emitting elements includes of a buffer layer and an oxide layer formed on the buffer layer, and the oxide layer includes of an oxide of the buffer layer.

Display device using semiconductor light-emitting elements, and method for manufacturing same

Discussed are a lamp or a lamp device employing a semiconductor light-emitting element to have a high degree of luminance uniformity. A lamp includes a circuit board; a bus electrode formed along one direction on the circuit board; electrode lines on the circuit board to extend from the bus electrode; semiconductor light-emitting elements arranged in the direction in which the electrode lines are formed, and spaced a predetermined distance apart from a nearby electrode line; transparent electrodes for electrically connecting the semiconductor light-emitting elements to the electrode lines; a current input unit formed along the one direction in parallel to the bus electrode; and connecting electrodes arranged between the bus electrode and the current input unit along the one direction, to electrically connect the bus electrode to the current input unit, wherein a resistance value of certain of the connecting electrodes is different from a resistance value of the rest.

Lamp employing semiconductor light-emitting element

The present invention relates to a vehicle lamp and, more particularly, to a vehicle lamp using a semiconductor light-emitting device. The present invention provides a vehicle lamp comprising: a substrate; first and second bar-shaped light sources arranged parallel to one side of the substrate and extending along one direction thereof; and a lens disposed on one surface of the substrate and extending along the one direction so as to overlap with the first and second light sources, wherein the cross-section of the lens, which is perpendicular to the extending directions of the two light sources and cut along a virtual plane perpendicular to the substrate, includes a part of an ellipse.

Vehicle lamp using semiconductor light-emitting device

Discussed is a lamp and a lamp device, and more particularly, to a lamp using a semiconductor light-emitting device, and a method of manufacturing the lamp. The lamp includes a substrate; a plurality of semiconductor light-emitting devices disposed on the substrate; a flat layer formed between the plurality of semiconductor light-emitting devices; a spacer disposed between the substrate and the flat layer; and an air gap disposed between each semiconductor light-emitting device and the spacer.

Lamp using semiconductor light-emitting device and manufacturing method thereof

Discussed is a lamp or a lighting device including a wiring substrate; a bus electrode provided on the wiring substrate; a plurality of electrode lines provided on the wiring substrate, and extending from the bus electrode, each electrode line having one end and a central portion located between the one end and the bus electrode; a plurality of semiconductor light-emitting elements aligned along an extending direction of the plurality of electrode lines, and disposed to be spaced apart from adjacent electrode lines of the plurality of electrode lines by varying distances, respectively; and a plurality of transparent electrodes that respectively provide an electrical connection between the plurality of electrode lines and the plurality of semiconductor light-emitting elements, wherein the respective varying distances between the plurality of semiconductor light-emitting elements and each of the adjacent electrode lines decrease toward the central portion of the each electrode line.

Lamp using semiconductor light-emitting elements

A vehicle lamp including a base portion; and a plurality of light source modules arranged on one surface of the base portion. Further, each of the light source modules includes a plurality of semiconductor light emitting devices, and a plurality of electrodes electrically connected to the semiconductor light emitting devices. At least first side included in the light source modules faces a second side of a neighboring light source module, and the plurality of electrodes are arranged on sides facing to each other, respectively, such that the light source modules are electrically connected to each other.

Vehicle lamp using semiconductor light emitting device

A light source unit for a car lamp. The light source unit includes a substrate including wiring electrodes; a plurality of semiconductor light emitting devices electrically connected to the wiring electrodes; a plurality of phosphor portions spaced apart at preset intervals and arranged along rows and columns, and respectively disposed between the semiconductor light emitting devices so as to convert light emitted by surrounding semiconductor light emitting devices into second light having a second wavelength and to emit the second light; a light transmitting material filled between the phosphor portions and emitting first light having a first wavelength; and a color filter covering the phosphor portions and the light transmitting material and emitting the first light with the first wavelength and the second light with the second wavelength.

Car lamp using semiconductor light emitting device

The present invention relates to a vehicle lamp using a semiconductor light emitting device, and the vehicle lamp includes a light source unit to emit light. The light source unit includes a substrate having a reflective film, a semiconductor light emitting device coupled to the substrate, an insulating layer stacked on the reflective film to surround the semiconductor light emitting device, a first electrode and a second electrode disposed on an upper surface of the insulating layer, and light-transmitting connection electrodes extending from the first and second electrodes, respectively, electrically connected to the semiconductor light-emitting device, and covering an upper surface of the semiconductor light-emitting device.

A vehicle lamp includes a plurality of light emitting modules electrically connected together. Each of the light emitting modules includes a wiring board, a plurality of semiconductor light emitting devices arranged on one surface of the wiring board, a first wiring electrically connected to first conductive electrodes of the semiconductor light emitting devices and arranged on the one surface of the wiring board, and a second wiring electrically connected to second conductive electrodes of the semiconductor light emitting devices and extending to another surface of the wiring board through a via hole. The first wiring of at least one of the light emitting modules and the second wiring of the neighboring light source module overlap each other in a thickness direction of the light emitting modules, such that the light emitting modules are connected in series.

Disclosed herein is a fabrication method of a plate pattern including preparing an object on which the plate pattern will be formed, disposing hybrid particles having a hybrid structure of organic and inorganic substances on one surface of the object into a single layer, etching at least the hybrid particles, forming the plate pattern on the surface of the object on which the hybrid particles are disposed, and removing the hybrid particles.

Growing community of inventors

Seoul, South Korea

Hooyoung Song