baber/WOPTO huggingface dataset:
Patent KR-20160100588-A (KR)
Inventor: SEO GAB SIN
IPC: F24B1/183
Filed: 2015-02-16
Abstract: The present invention relates to a hybrid mobile heater which includes: a combustion chamber including an opening door in the front part and having a predetermined inner space; and a heater combustion body including a fire pot in the combustion chamber. The heater combustion body comprises: a pellet supply part having a cylindrical shape of a predetermined length, comprising ceramic mixtures, and supplying pellets to a side of the upper surface; a body including a chimney formed on the upper surface to be connected to the combustion chamber to discharge combustion heat, and formed into a rectangular shape in a longitudinal direction along the floor surface of the combustion chamber; two guide rails parallel to each other and installed by being extended longitudinally from the front to the rear while keeping a gap between left and right sides of the body; a roller formed in the bottom of the fire pot storing at least one among briquette, pellet, and lumber; and a fire pot slide part combined with the guide rails to move from a side of the combustion chamber to the other side along the guide rails. The fire pot slide part supplies the pellets to the fire pot by connecting the fire pot with a pellet supply pipe of the pellet supply part.
Patent KR-20160100605-A (KR)
Inventor: HAM CHANG SOO
IPC: B32B15/085
Filed: 2015-02-16
Abstract: The present invention relates to a manufacturing method of an aluminum pouch film for a secondary battery. The manufacturing method of the aluminum pouch film for the secondary battery comprises: (a) a step of preparing an aluminum layer; (b) a step of forming an intermediate layer having polyolefin with one or more chlorine (Cl) atoms in the main chains or a copolymer of the polyolefin on a first surface of the aluminum layer; (c) a step of forming an inner layer on the intermediate layer; and (d) a step of forming an outer layer on a second surface of the aluminum layer. As such, the present invention prevents an adhesive layer inside an aluminum pouch from cracking.
Patent KR-20160101293-A (KR)
Inventor: SEO YOUNG ROK
IPC: C40B40/06
Filed: 2015-02-16
Abstract: 본 발명은 물벼룩( Daphnia magna )으로부터 유래되는 신규 바이오마커를 이용한 크롬 노출 여부 확인용 마이크로어레이칩에 관한 것이다. 본 발명은 또한 상기 마이크로어레이칩을 이용한 크롬 노출 여부를 확인하는 방법에 관한 것이다. 본 발명은 또한 상기 마이크로어레이칩을 이용한 크롬 노출 여부 확인용 키트에 관한 것이다. 본 발명의 크롬 노출 여부 확인용 마이크로어레이 칩은 크롬 노출 여부 모니터링 및 위해성 판정에 유용하게 이용될 수 있으며, 아울러 크롬에 의해 야기되는 독성 작용 기작을 규명하는 도구로 활용될 수 있다.
Patent KR-20150100554-A (KR)
Title: Valve poppet element defining balance chamber
Inventor: CHOWDHURY ABHISHEK
IPC: F16K1/36
Filed: 2015-02-24
Abstract: Provided is a poppet element of a valve. The poppet element is movable relative to a valve seat of the valve, and comprises: a balance chamber wall defining a balance chamber with a center body partially fixated relative to the valve seat; an upper head; a balance chamber holder having a coefficient of thermal expansion (CTE) which is matched with that of the upper head; and a fastening element disposed to fasten the balance chamber holder to the upper head. The balance chamber holder is disposed between the center body and the balance chamber wall, and is configured to prevent thermal loading transfer from the balance chamber wall to the fastening element.
Patent KR-20160103719-A (KR)
Inventor: KIM YONG RYEUN
IPC: E05B47/00
Filed: 2015-02-25
Abstract: Disclosed are a method and a device for opening and closing an entrance door wirelessly. The method for opening and closing an entrance door wirelessly may comprise: a step in which a wireless transmitter configures a wireless network for communications with a wireless receiver through an initial network configuration procedure; and a step in which the wireless transmitter performs an entrance door opening procedure, an entrance door holding setting procedure, or a battery power-saving state setting procedure via the wireless network with the wireless receiver, wherein success or failure of the procedure of configuring the initial network, opening the entrance door, setting the entrance door holding, or setting the battery power-saving state is displayed by turning on or off lighting of a display unit provided in each of the wireless transmitter and the wireless receiver.
Patent KR-20160103861-A (KR)
Inventor: KIM CHANG HYUN
IPC: B60L13/04
Filed: 2015-02-25
Abstract: A magnetic levitation train, according to an embodiment of the present invention, comprises: a bogie which is levitated by magnetic force to be moved and has a vehicle side electromagnet for generating levitation force and driving force; and a track which is arranged under the bogie to guide the bogie, wherein the bogie comprises: a gap measuring part which measures the gap between the vehicle side electromagnet and the track; multiple sensors which have a converter for converting the signal measured in the gap measuring part into a digital signal; and a controller which is connected to the sensors to control the vehicle side electromagnet using the signal transferred from the sensors. Therefore, the present invention reduces noise from the signals measured in the sensors.
Patent KR-20160105037-A (KR)
Title: Connection type outer structure of outer wall for building
Inventor: PARK WANG KYU
IPC: E04F13/08
Filed: 2015-02-27
Abstract: According to the present invention, provided is a connection type outer structure of an outer wall for a building, which comprises: a plurality of fixing pipes fixedly installed in an outer wall of a building; a plurality of installation holes formed by being perforated in a predetermined width while having a constant distance in the fixing pipes; and a plurality of fixing brackets enabling an upper surface edge portion of an outer panel to be supported and a lower surface edge portion to be mounted in a state of being individually inserted into and installed in the installation holes for a plurality of outer panels to be continuously arranged in a state of responding to an area of an outer wall for a building.
Patent KR-20160107616-A (KR)
Inventor: HA SANG HYEON
IPC: H01M8/04
Filed: 2015-03-04
Abstract: The present invention relates to a technology of a diesel-hydrogen peroxide fuel processor of a fuel cell system used as AIP, for improving an underwater navigation in an autonomous underwater system and a submarine by producing hydrogen in an effective manner. The technology of a diesel-hydrogen peroxide fuel processor of a fuel cell system used as AIP supplies water and oxygen, an oxidizing agent required for a modification reaction, by replacing the same for a hydrogen peroxide aqueous solution, and uses the diesel having high hydrogen storage density as a fuel, and introduces the modification reaction in a stable manner through a spraying device for increasing the mixing properties of a fuel-oxidizing agent in the low-oxygen supply conditions.
Patent KR-20160107795-A (KR)
Inventor: KIM JENG MIN
IPC: A44C25/00
Filed: 2015-03-05
Abstract: The present invention relates to an ear cap for a portable terminal having a tear gas spraying function. The ear cap for a portable terminal having a tear gas spraying function according to an embodiment of the present invention includes: a main body; a gas storage chamber formed inside the main body, storing tear gas, and enabling to refill tear gas from the outside when the stored tear gas is used up; a gas spraying nozzle disposed toward the outside through a wall surface of the main body such that the tear gas supplied from the gas storage chamber is sprayed to the outside; a switch formed to protrude through an upper end of the main body such that the tear gas is sprayed through the gas spraying nozzle, the switch being provided in a form allowing a users pressing operation; a cover coupled with the upper end of the main body such that a switch pressing operation not intended by the user is prevented; and a connecting member that can be coupled to and separated from a lower end of the main body and is inserted into and coupled with an earphone outlet holder of the portable terminal, required electric power being transmitted from the portable terminal to the connecting member. When the user presses the switch and sprays tear gas toward a criminal in the case of emergency, the criminal is photographed by a camera module of the portable terminal being operated based on an operation signal of the switch.
Patent KR-20160107801-A (KR)
Inventor: CHO KYU HWAN
IPC: B23Q3/08
Filed: 2015-03-05
Abstract: Disclosed is a vacuum table. The disclosed vacuum table comprises: a vacuum plate where a workpiece is to be loaded; an air supply plate which is provided at a bottom part of the vacuum plate and includes a plurality of clamping ports; and a plurality of clamping bolts which are attached on the bottom surface of the vacuum plate to be inserted into the clamping ports. The clamping port has an insertion hole into which the clamping bolt is inserted, and which fixes the clamping bolt by changing the size of a cross-section area of the insertion hole according to an amount of air introduced into the clamping port.
Patent KR-20160035960-A (KR)
Inventor: JUNG BYUNG GIL
IPC: H04M11/06
Filed: 2015-03-09
Abstract: 본 발명은 G.hn 기술이 적용된 액세스 네트워크의 라인 제어 방법과 이를 이용하는 액세스 네트워크의 집선장비(GAM), 액세스 네트워크의 단말(GNT) 및 액세스 네트워크 시스템에 관한 것으로, G.hn 노드의 집합으로서 액세스 네트워크의 엔드포인트와 통신하는 도메인마스터, G.hn 규격의 물리계층을 복수의 상기 도메인마스터와 연결하는 스위치, 및 상기 도메인마스터 및 상기 엔드포인트 중 적어도 하나가 전송하는 신호의 대역폭, 출력 및 신호대 잡음비 오프셋 중 적어도 하나를 제어하는 제어부를 포함한다.
Patent KR-20160109651-A (KR)
Title: Steamed bread comprising aronia and mulberry and manufacturing method thereof
Inventor: LEE JIN HO
IPC: A21D8/00
Filed: 2015-03-12
Abstract: The present invention relates to aronia mulberry steamed bread, which neutralizes the bitter taste of aronia with the sweet and sour taste of mulberries. The outer skin of steamed bread manufactures the flour containing the aronia flesh by kneading the mulberry juice and an extract of mulberry roots (root bark of mulberries). The filling of the steamed bread is manufactured by mixing the mulberry flesh with the aronia flesh. Provided are the aronia mulberry steamed bread for reducing the odor of the flour and the unique bitter taste of aronia and multiplying an active ingredient such as C3G or the like, and a manufacturing method thereof.
Patent KR-20160112305-A (KR)
Inventor: CHOI YONG SEOK
IPC: G06F13/37
Filed: 2015-03-18
Abstract: Disclosed is a shared resource access arbitrating method of a shared resource access arbitrating apparatus, which receives buffer state information associated with a buffer included in at least one master device from the at least one master device; determines priorities of shared resource access requests received from a plurality of master devices including the at least one master device based on the received buffer state information; and approves one shared resource access request with a high priority among the shared resource access requests according to the determined priorities of the shared resource access requests.
Patent KR-20150114401-A (KR)
Inventor: VRIND TUSHAR
IPC: H04W40/36
Filed: 2015-03-19
Abstract: A system and a method are provided for reducing signaling overhead in a wireless communications system. The method includes the following steps: establishing device-to-device communications between a first user equipment (UE1) and a second user equipment (UE2) over a locally routed data path; sending, by the UE1, a signal quality measurement report to a network; identifying, by the network, that the UE1 is locally routed for proximity services with the UE2; applying, by the network, cell biasing to a serving cell for at least one of the UE1 and the UE2; verifying, after the cell biasing, whether the at least one of the UE1 and the UE2 sustains a connection with the serving cell; and continuing the proximity services through the locally routed data path, if the at least one of the UE1 and the UE2 sustains the connection with the serving cell.
Patent KR-20160118586-A (KR)
Inventor: KIM KYOUNG HO
IPC: H01M10/052
Filed: 2015-04-02
Abstract: Provided is a multilayer electrode, and a preparation method thereof. More particularly, the multilayer electrode comprises: an electrode current collector which transfers electrons between an external wire and an electrode active material; and at least three layers of electrode mixed layers sequentially applied on the electrode current collector. Each of the electrode mixed layers includes an electrode active material and an electrically conductive material. Among electrode mixed layers nearby, the porosity of an electrode mixed layer located relatively close to the current collector based on the direction of forming the electrode mixed layers is smaller than the porosity of an electrode mixed layer located relatively farther from the current collector.
Patent KR-20160120381-A (KR)
Inventor: KIM HYUN JU
IPC: G06F12/02
Filed: 2015-04-07
Abstract: According to an embodiment of the present invention, an operation method of a nonvolatile memory system includes the steps of: receiving a command including an urgency level from an external device; controlling an operation time of an operation corresponding to the command according to the urgency level included in the received command; and performing the operation corresponding to the command and finishing the same within the controlled operation time, and transmitting a completion response to the external device.
Patent KR-20160120144-A (KR)
Inventor: KIM KWAN YONG
IPC: G06F15/16
Filed: 2015-04-07
Abstract: 내 컴퓨터와 스토리지와의 쉽고 빠른 연결과 보안성 향상과 효율적인 조작성으로 작업시간 최소화.
Patent KR-20160122469-A (KR)
Title: Method for producing cordycepin comprising of adding algal or protein medium
Inventor: KIM SEUNG WOOK
IPC: C12P19/40
Filed: 2015-04-14
Abstract: The present invention relates to a method for producing cordicepin, including a step of adding algae or protein into a culture medium where cordicepin is inoculated and then culturing the same thereafter. The method for producing cordicepin enables production of costly cordicepin at a high content by adding algae or protein into a culture medium and then culturing the same, thereby reducing production costs of cordicepin which exhibits proven functionality but has limited application due to high price.
Patent KR-20160125695-A (KR)
Title: 개별 공압펌프를 갖는 자동차용 쇽업소버 제어 시스템
Inventor: GO JAE WON
IPC: B60G17/015
Filed: 2015-04-22
Abstract: 본 발명은 스프링과 쇽업소버의 사이에 에어튜브를 구비하여 자동차에서 전달되는 충격이 스프링에서 1차적으로 감소되고 에어튜브에서 2차적으로 완화되도록 하되, 전륜 및 후륜에 장착되는 4개의 쇽업소버마다 개별 공압펌프를 장착하여 각각의 바퀴들이 독립적으로 공압을 공급받아 에어튜브의 압력이 속도에 따라 그리고 설정된 값에 따라 능동적으로 제어되도록 함으로써, 각 쇽업소버의 공압제어 회로가 간소화되고 또한 각 쇽업소버에 장착된 공압펌프를 소형으로 제작할 수 있으므로 부피를 많이 차지하지 않으며, 특히 스마트폰에서 무선으로 제어가능한 개별 공압펌프를 갖는 자동차용 쇽업소버 제어 시스템에 관한 것이다. 
이를 위하여 본 발명은 전륜과 후륜 마다 구비되는 쇽업소버 몸체 상부에 스프링이 구비되고, 상기 스프링과 별개로 상기 쇽업소버 몸체와 결합되어 상기 스프링을 받쳐주는 에어튜브가 구비되며; 상기 각 쇽업소버 몸체의 해당 에어튜브마다 솔레노이드밸브, 공압센서, 체크밸브 및 공압펌프가 개별적으로 구비되고; 상기 각 공압펌프를 구동하기 위한 제어부는 상기 공압센서와 압력감지부로 연결되고, 상기 솔레노이드밸브를 개폐하는 밸브제어부가 구비되며, 상기 공압펌프를 작동시키는 펌프구동부가 구비되고, 차속감지부를 통하여 입력되는 차량의 속도와 상기 각 에어튜브의 압력을 비교하여 차속에 따라 해당 에어튜브의 압력이 조절되도록 하는 비교판단부를 포함하는 특징이 있다.
Patent KR-20160125807-A (KR)
Inventor: KIM JIN GYUN
IPC: A47J31/02
Filed: 2015-04-22
Abstract: 본 발명은 맛과 향이 월등한 드립커피를 제공할 수 있도록 한 드립커피 제조장치(A)에 관한 것으로서, 상기 본 발명은 외부로부터 공급되는 원수를 황토(13)가 내입되는 지장수필터(10)로 이루어진 필터링수단(1)에 의해서 필터링한 음용수를 분사노즐(25)에 의해 커피로 분사시켜서 드립수단(2)의 내측 중간에 설치된 여과필터(21)에 의해서 커피를 여과시켜서 하부로 커피를 드립시키도록 구성되며, 필터링수단(1)에 의해서 필터링된 음용수가 저장되는 음용수저장탱크(31) 및 드립수단(2)에 의해서 드립된 커피추출액이 저장되는 드립커피저장탱크(32)가 구비된 커피머신(3)에서 음용수와 커피추출액을 자동으로 혼합하면서 음용수의 양을 선택 조절하여 드립커피의 농도조절이 이루어지도록 함을 특징으로 하며, 이러한 본 발명에 의하면 드립 시 살아있는 물을 제공하면서 드립수단(2)을 옹기 등으로 제작하여 숨을 쉴 수 있어서 드립된 커피를 음용할 시 맛과 향을 향상시키면서 건강증진효과도 제공할 수 있으며, 밀폐 결합된 드립수단(2)에 의해서 진공상태에서 커피의 드립이 이루어지므로 상온의 물 내지 찬물로 드립을 하더라도 풍미가 짙고 깊으면서 향기가 보다 그윽하고 향긋하여 맛과 향을 일층 배가시킬 수 있으며, 각 개인의 취향에 맞도록 농도를 조절하여 마실 수 있는 등 다수의 효과를 기대할 수 있는 것이다.
Patent KR-20160126274-A (KR)
Inventor: LEE MIN JAE
IPC: C07H19/052
Filed: 2015-04-23
Abstract: The present invention relates to a solid electrolyte used in a dye-sensitized solar cell to solve volatile and leakage problems of an existing liquid electrolyte, a manufacturing method thereof, and the dye-sensitized solar cell including the same. According to the present invention, a new solid electrolyte includes a 1, 2-bis (N-alkylimidazolium) ethane diiodide compound.
Patent KR-20160131642-A (KR)
Title: 건축물 전과정 평가를 위한 bim 기반 모델링 구축 시스템
Inventor: TAE SUNG HO
IPC: G06Q50/26
Filed: 2015-05-08
Abstract: 본 발명은 BIM 라이브러리에 구축된 템플릿 저작 도구를 참조하여 건축물을 모델링하는 BIM(Building Information Modeling) 저작 프로그램을 통해 건축물의 환경성능을 평가하도록 지원하는 시스템으로서, 건축물에 투입되는 다수의 구성자재들 중 전체 온실가스 배출량이 일정 임계값을 상회하는 구성자재를 주요자재로 선정하여 BIM 라이브러리에 설정하는 주요자재 생성부와, 주요자재 생성부를 통해 설정된 주요자재를 조달청 표준 품목코드 및 환경영향 데이터와 맵핑하여 패밀리 데이터를 생성하고 생성한 패밀리 데이터를 BIM 라이브러리에 설정하는 주요자재 패밀리 생성부를 포함하는 것을 특징으로 하는 건축물 환경성능 평가를 위한 BIM 기반 모델링 구축 시스템을 제공한다.
Patent KR-20150136572-A (KR)
Title: Connector
Inventor: HORIUCHI HIDEFUMI
IPC: H01R13/639
Filed: 2015-05-11
Abstract: The purpose of the present invention is to increase versatility of an connector with a fitting detection function. The connector includes: a first housing (10) which has a lock arm (32); a second housing (40) which has a lock unit (42) and can be fitted to the first housing (10); and a detection member (60) which is installed to be able to move in the first housing (10). A vertical wall (43) is arranged in the lock unit (42) in the direction crossed by a fitting direction of the first housing (10) and the second housing (40). A snagging region (48), which is snagged by the lock arm (32) when the first housing (10) and the second housing (40) are normally fitted, is arranged on a wall on one side of the vertical wall (43). A pressing region (44), which presses the detection member (40) during a process for fitting the first housing (10) and the second housing (40), is arranged on the other side of the vertical wall (43).
Patent KR-20160133090-A (KR)
Inventor: CHOI JIN YEON
IPC: G02F1/1335
Filed: 2015-05-12
Abstract: Provided is a light guiding plate of in a backlight unit including light sources, a diffusing sheet, and a light collecting sheet, the light guiding plate transferring light generated from the light sources to the diffusing sheet. The light guiding plate includes: a light guiding plate main body formed into a film shape, arranged below the diffusing sheet, and receiving and sending the light generated from the light sources to the diffusing sheet; and a light scattering layer arranged on a side of the light guiding plate main body to be placed between the light sources and the light guiding plate main body, having a plurality of scatterers with different reflective indices, and scattering and sending the light generated from the light sources to the light guiding plate main body. The multiple light sources are spaced apart from each other and arranged to be adjacent to the light scattering layer.
Patent KR-20160134249-A (KR)
Inventor: HWANG SUNG JIN
IPC: H04L29/06
Filed: 2015-05-15
Abstract: 파일 송신을 차단하는 방법이 제공된다. 본 발명의 실시예에 따른 파일 송신 차단 방법은, 파일 읽기 함수 및 네트워크 송신 함수를 API 후킹하기 위한 API 후킹 세팅 단계와, 상기 API 후킹을 통하여 파일 읽기 함수의 호출이 감지된 경우, 상기 파일 읽기 함수의 호출과 관련된 정보로 구성된 파일 읽기 이벤트를 저장하는 단계와, 상기 API 후킹을 통하여 네트워크 송신 함수의 호출이 감지된 경우, 상기 네트워크 송신 함수의 호출과 관련된 파일 읽기 이벤트가 먼저 저장 되어 있는지 여부를 판정하는 단계와, 상기 판정 결과, 상기 네트워크 송신 함수의 호출과 관련된 파일 읽기 이벤트가 먼저 저장된 경우, 상기 네트워크 송신 함수의 호출에 의한 데이터 전송을 차단하는 단계를 포함한다.
Patent KR-20160136887-A (KR)
Inventor: SEOK JUL KI
IPC: H02M3/07
Filed: 2015-05-21
Abstract: Disclosed are a DC-DC converter and a power converting system with the same. According to an embodiment, the DC-DC converter comprises: a first diode group, connected to one part of a switch element group, including the switch element group, with a plurality of switch elements connected in series, and a plurality of diodes connected in series; a second diode group, connected to the other part of the switch element group, including a plurality of diodes connected in series; a first capacitor group connected to the first diode group and the switch element group in parallel between the first diode group and the switch element group; and a second capacitor group connected to the second diode group and the switch element group in parallel between the second diode group and the switch element group.
Patent KR-20160139075-A (KR)
Title: Camera for inspecting a display panel
Inventor: KIM DONG EON
IPC: H04N5/225
Filed: 2015-05-26
Abstract: Disclosed is a display panel inspecting camera. According to the present invention, the display panel inspecting camera includes: a case; a sensor module installed in the case; a lens mounted in the case and providing light to the sensor module; and a polarizing filter located between the sensor module and the lens.
Patent KR-20160139891-A (KR)
Title: Bidirectional optical transmitting/receiving module
Inventor: HWANG WOL YON
IPC: G02B26/08
Filed: 2015-05-29
Abstract: A bidirectional optical transmission/reception module according to the present invention is proposed to reduce a link budget compared to a conventional bidirectional optical transmission/reception module using a splitter, and comprises: an optical transmission unit which outputs a transmission signal; an optical reception unit which receives a reception signal transmitted from an optical fiber; and a prism which the allows part of the transmission signal output from the optical transmission unit to be incident at an angle within an acceptance angle of the optical fiber by refracting the transmission signal on a boundary surface, and allows all or part of the reception signal transmitted from the optical fiber to be incident onto the optical reception unit by totally reflecting the reception signal on the boundary surface; wherein the prism has an angle and refractive index of the boundary surface so that an optical path inside the prism, through which the transmission signal is incident at the angle within the acceptance angle of the optical fiber, and an optical path inside the prism, through which the reception signal is incident onto the optical reception unit, are different from each other. According to the present invention, the transmission signal output from the optical transmission unit and incident onto the optical fiber and the reception signal transmitted from the optical fiber and incident onto the optical reception unit have different optical paths inside the prism, and thus a theoretical limitation on a guard band between transmission and reception signals is removed in separation of transmission and reception signals within an overall wavelength band used.
Patent KR-20170004373-A (KR)
Title: 반잠수식 해양구조물의 폰툰용 균형 보상장치
Inventor: SON KIL SEUNG
IPC: B63B39/00
Filed: 2015-07-02
Abstract: 반잠수식 해양구조물에 중량 증가와 길이방향에 대한 무게중심의 변경으로 인해 발생하는 불균형은 물론 폰툰에서 컬럼으로의 발라스팅 중 급격한 안정성 감소를 최소화하기 위해 폰툰의 탑 레벨에 폰툰에서 컬럼으로의 흘수 변경으로 인한 기선으로부터 횡메타 센터까지의 연직 높이(KMC)가 감소되는 것을 방지하도록 마련되는 제1 부력체; 및 상기 제1 부력체의 해양 측으로 장착되어 중량 증가와 길이방향에 대한 무게중심의 변경에 대하여 선체 중앙에서 부심까지의 수평거리(LCB)를 변경시켜 균형을 유지시키는 제2 부력체;를 포함하는 반잠수식 해양구조물의 폰툰용 균형 보상장치를 제공한다.  
그에 따라 설치시 간섭이나 불편함 없이 단시간 내에 신속하게 이루어짐은 물론 안정적으로 균일한 균형 상태를 지속적으로 유지할 수 있는 효과를 가진다.
Patent KR-20170005317-A (KR)
Inventor: KIM MYEONG HA
IPC: H01L33/10
Filed: 2015-07-03
Abstract: Provided is a semiconductor light emitting device with improved light extraction efficiency. According to an embodiment of the present invention, the semiconductor light emitting device comprises: a substrate having first and second surfaces facing each other; a light emitting structure arranged on the first surface of the substrate, and including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; and a reflection unit arranged on the second surface of the substrate, and including a low refractive index layer and a Bragg layer. The Bragg layer includes a plurality of layers which have different refractive indices, and are alternately stacked. The low refractive index layer has a refractive index lower than that of the Bragg layer.