Abstract:
본 개시는 LTE(Long Term Evolution)와 같은 4G(4 th generation) 통신 시스템 이후 보다 높은 데이터 전송률을 지원하기 위한 5G(5 th generation) 또는 pre-5G 통신 시스템에 관련된 것이다. 본 개시의 다양한 실시 예들에 따르면, 무선 통신 시스템에서 기지국의 장치에 있어서, 마스터 FPGA(field programmable gate array); 마스터 FPGA의 제어를 받는 복수의 슬레이브 FPGA들; 및 마스터 FPGA 및 복수의 슬레이브 FPGA들과 연결된 어드레스 마스커를 포함하며, 어드레스 마스커는, 마스터 FPGA에 의하여 각각의 복수의 슬레이브 FPGA들에게 할당된 서로 다른 어드레스 비트들을 수신하고, 서로 다른 어드레스 비트들에 대하여 특정 위치의 비트 값들을 동일한 값으로 마스킹하며, 각각의 복수의 슬레이브 FPGA들에게 대응하는 마스킹된 어드레스 비트들을 송신하도록 구성된 장치가 제공된다.
Abstract:
PURPOSE: A slurry composition is provide to improve polishing rate of a phase change material and to prevent re-absorption of the phase change material to a pattern layer of the phase change material, thereby improving performance of a phase change memory device. CONSTITUTION: A slurry composition for polishing comprises a first absorption inhibitor which contains a polishing agent, oxidant, and polyethyleneoxide-based copolymer. The slurry composition comprises the first absorption inhibitor which has an abrasive agent, oxidant, ethylene oxide, and propylene oxide as repeating units; and a second absorption inhibitor containing an anionic surfactant which can be coupled with the first absorption inhibitor. The first absorption inhibitor is represented by chemical formula 1. In chemical formula 1, n is an integer from 1-500 and m is an integer from 1-300.
Abstract:
PURPOSE: A semiconductor device having a planarized insulation layer and a forming method thereof are provided to prevent first and second planarized insulation layers from being damaged by preventing a physical stress from being applied to a stress concentration area of a first insulation layer. CONSTITUTION: A substrate(100) having a first section(A) and a second section(B) adjacent each other. A structure(110) is formed on the top of the substrate within the first section. A first insulation layer is formed on the substrate having the structure. The first insulation layer comprises a first top surface, an inclined side wall(130S), and a second top surface(130TB). A second insulation layer is formed on the first insulation layer.
Abstract:
PURPOSE: A lighting apparatus is provided to control the intensity and direction of light, thereby providing the lighting apparatus which is able to be used for various purposes. CONSTITUTION: One or more light sources(10) are mounted on a substrate(20). A plurality of reflectors(30) is arranged along the boundary of the substrate. The reflectors control the direction of light. The reflectors are arranged by being partially overlapped with each other in the same direction as the adjacent other reflectors. A transparent lens for controlling light direction is placed on the upper surface of the light sources.
Abstract:
PURPOSE: An LED module and a manufacturing method thereof are provided to embody an excellent protection against heat by spreading thermal conduction paste consisting of heat transfer matter having high thermal conductance on a contact surface of a heat sink and a heat slug. CONSTITUTION: A step type LED package(100) comprises a heat slug(140) and a terminal(150) in which a heat which is created in an LED chip(130) is transferred. A resin material PCB(200) has a thickness corresponding to level difference of the heat slug and the terminal of the LED package. The resin material PCB is electrically connected to the terminal of the LED package. A heat sink(300) directly contacts the heat slug of the LED package through a penetration hole(210) of the resin material PCB. Thermal conduction paste(400) is spread on a contact surface of the heat sink and the heat slug.
Abstract:
반도체소자의제조방법을제공한다. 방법은, 두개의제1 영역들및 그사이의제2 영역을포함하는기판에서, 제1 영역들각각에제1 패턴을형성하되, 제1 패턴들에의해제2 영역에서기판및 제1 패턴들로정의되는단차부가발생하고, 제1 영역들에제2 패턴들을형성하는동안단차부에더미패턴을형성하는것을포함한다. 더미패턴에의해후속물질막연마공정에서공정단가를감소시키고연마두께산포를개선할수 있다.
Abstract:
PURPOSE: A printed circuit board, a light emitting module with the printed circuit board, a light unit with the light emitting module, and a method of manufacturing the light emitting module are provided to make a light source to directly contact a heat emitting board, thereby increasing heat emitting performance. CONSTITUTION: A metal copper foil laminate plate(110) is formed by laminating an insulating layer(113) and a resin coating copper foil(112) on a heat emitting board. The metal copper foil laminate plate includes at least one groove. A portion of the resin coating copper foil is cut and the cut portion is mounted on the groove. The light source is bonded with the heat emitting board. The heat emitting board is made of copper.
Abstract:
PURPOSE: A system and method for manufacturing a power supply device, and a flicker measuring device are provided to easily manufacture a power supply unit by packing the power supply unit which is determined as a normal state. CONSTITUTION: A system for manufacturing a power supply unit includes a power supply unit manufacturing apparatus(110), a first test apparatus(120), a second test apparatus(140), and a packing apparatus(160). The power supply unit manufacturing apparatus provides a power supply unit. The power supply unit supplies a dimming signal to one or more light sources. The first test apparatus tests an electric property of the power supply unit. The second test apparatus measures a flicker of the light source by detecting light emitted from the light source. The second test apparatus tests the status of the power supply unit according to the flicker measurement result. The packing apparatus packs the power supply unit which is determines as a normal state by the first test apparatus and the second test apparatus.
Abstract:
PURPOSE: A test apparatus for a power supply unit is provided to sense and quantitatively analyze the abnormality of power supply to a light emitting diode by sensing the flickering of light generated from the light emitting diode. CONSTITUTION: A test apparatus(1) for a power supply unit includes a body unit(10) and a test unit(20). The body unit includes a light emitting diode insertion space and provides a testing environment which inspects the status of power supply applied to the light emitting diode. The test unit is installed inside the body unit in order to face the light emitting diode. The test unit senses the flickering of the light emitting diode which is generated in case of abnormal power supply.