baber/WOPTO huggingface dataset:
Patent WO-2017135783-A1 (WO)
Title: Procédé et appareil pour attribuer des ressources pour une transmission de message entre un véhicule et tout (v2x) dans un système de communication sans fil
Inventor: XU JIAN
IPC: H04W72/00
Filed: 2017-02-06
Abstract: Selon l'invention, lors de la réception d'un message entre un véhicule et tout (V2X) de liaison montante (UL) à partir d'un équipement utilisateur (UE) de véhicule ou d'un UE d'unité côté route (RSU), un serveur d'application entre un véhicule et tout (V2X) détermine des informations sur une attribution de ressources pour un message V2X de liaison descendante (DL) et transmet les informations sur l'attribution de ressources à une entité de coordination multi-cellule/multidiffusion (MCE). La MCE (pour une technique d'attribution de ressources basée sur des services de diffusion/multidiffusion multimédias (MBMS)) ou un nœud B évolué (eNB) (pour une technique d'attribution de ressources point à multipoint de cellule unique (SC-PTM)) attribue des ressources pour le message V2X DL sur la base des informations reçues sur l'attribution de ressources.
Patent WO-2017150865-A1 (WO)
Title: 진공 청소기
Inventor: SON JUNGKYU
IPC: B25J9/16
Filed: 2017-02-27
Abstract: 본 발명은 진공 청소기에 관한 것으로, 보다 상세하게는 청소기 본체; 청소기 본체와 연결되며, 먼지를 흡입하는 흡입 호스; 상기 청소기 본체에 장착되는 이동 바퀴; 상기 청소기 본체 내부에 구비되며, 먼지 흡입을 위한 흡입력을 발생시키는 메인 모터; 상기 청소기 본체의 내부에 구비되며, 상기 메인 모터와 구획된 공간을 형성하는 베이스 프레임; 상기 베이스 프레임의 내부에 구비되며, 전원 공급을 위한 배터리 유닛; 상기 청소기 본체의 후면에 형성되며, 상기 배터리 유닛의 출입을 위해 개구된 리어 오프닝; 상기 리어 오프닝을 개폐하는 리어 커버; 및 상기 베이스 프레임의 양측면에 상기 리어 오프닝을 향하여 연장 형성되며, 상기 배터리 유닛의 인출입을 안내하는 배터리 가이드를 포함하는 것을 특징으로 한다.
Patent WO-2017150951-A1 (WO)
Title: 무선통신 시스템에서 임의 접속 채널(random access channel, rach) 신호를 전송하는 방법 및 이를 위한 단말
Inventor: LEE HOJAE
IPC: H04W74/00
Filed: 2017-03-06
Abstract: 무선통신 시스템에서 단말이 임의 접속 채널(random access channel, RACH) 신호를 전송하는 방법은, 사전에 정의된 RACH 포맷들 중에서 특정 RACH 서브프레임에 대응하는 RACH 포맷에 따라 상기 RACH 신호를 기지국으로 전송하는 단계를 포함하되, 상기 사전에 정의된 RACH 포맷들 간에 상기 RACH 서브프레임 내에서 하향링크 제어 존과 상향링크 제어 존의 특정 주파수 대역에서의 펑처링 여부에 따라 시간 도메인에서의 상기 RACH 신호의 시작점 또는 종료점이 구분되도록 설정된다.
Patent WO-2018021670-A1 (WO)
Inventor: KANG SUNG KON
IPC: G21D3/00
Filed: 2017-05-25
Abstract: La présente invention concerne un système de partage d'écran permettant d'améliorer la sécurité du fonctionnement d'une centrale électrique dans une salle de commande principale d'une centrale nucléaire. Selon un mode de réalisation de l'invention, afin d'améliorer la sécurité de fonctionnement de la centrale électrique en permettant aux opérateurs d'une centrale nucléaire de contrôler facilement et simultanément les écrans de commande de centrale électrique d'autres opérateurs de sorte à détecter des erreurs effectuées par d'autres opérateurs et prendre des mesures en temps opportun, les écrans de commande de centrale électrique de chaque opérateur peuvent être partagés en temps réel avec d'autres opérateurs par une opération simple.
Patent WO-2018004172-A1 (WO)
Title: 편광판 및 이를 포함하는 액정표시장치
Inventor: JUNG Kyoungmoon
IPC: G02B5/30
Filed: 2017-06-20
Abstract: 본 발명은 편광자; 및 상기 편광자의 적어도 일면에 형성된 보호코팅층을 포함하는 편광판으로서, 상기 보호코팅층은, Tg가 90℃ 이상이며, 중량평균분자량은 5만 내지 150만인 아크릴계 공중합체; 및 가교제를 포함하는 보호코팅층 형성용 조성물로부터 형성되고, 상기 아크릴계 공중합체는 Tg가 100℃ 이상인 (메타)아크릴레이트 및 비닐 모노머로부터 선택되는 하나 이상의 고 Tg 모노머 50 내지 99.5 중량부, Tg가 50℃ 이상 100℃ 미만인 (메타)아크릴레이트 및 비닐 모노머로부터 선택되는 하나 이상의 저 Tg 모노머 0 내지 45 중량부, 및 히드록실기, 카르복실기 및 아민기로부터 선택되는 치환기를 가지는 가교성 모노머 0.5 내지 20 중량부를 포함하는 편광판 및 이를 포함하는 액정표시장치를 제공한다. 본 발명에 따른 편광판은 우수한 내구성과 밀착력으로 편광자 보호 효과를 제공할 수 있으며, 접착제층의 사용 없이 박막 경량화할 수 있다.
Patent WO-2018004273-A1 (WO)
Title: 열경화성 수지 조성물, 이를 이용한 프리프레그 및 기판
Inventor: CHO HEE JIN
IPC: C08G59/40
Filed: 2017-06-29
Abstract: 본 발명은 열경화성 수지 조성물, 이를 이용한 프리프레그 및 인쇄회로기판에 관한 것으로, 더욱 상세하게는 우수한 저유전 손실 특성과 양호한 흡습 내열성, 저열팽창 특성, 열적 안정성 등을 동시에 나타내는 인쇄회로기판으로 사용 가능한 열경화성 수지 조성물, 이를 이용한 프리프레그 및 인쇄회로기판에 관한 것이다.
Patent WO-2018117774-A1 (WO)
Inventor: KIM TAEHUN
IPC: H04W12/06
Filed: 2017-12-26
Abstract: A method for performing vehicle-to-everything (V2X) communication in a wireless communication system and a device for same are disclosed. Particularly, a method for a base station supporting such that a user equipment (UE) performs V2X communication by means of a PC5 interface in a wireless communication system can comprise the steps of: receiving a sidelink UE information message, for requesting resource allocation for V2X communication by means of a PC5 interface, from a UE in a limited service state; checking whether or not the UE has emergency packet data network (PDN) connection and has the capability to use V2X communication or whether or not the UE is authorized to perform V2X communication; and, if the UE has emergency PDN connection and has the capability to use V2X communication or if the UE is authorized to perform V2X communication, allocating resources for the V2X communication to the UE.
Patent WO-2019124614-A1 (WO)
Inventor: BAHK SAEWOONG
IPC: H04W84/18
Filed: 2017-12-26
Abstract: La présente invention concerne un procédé pour émettre ou recevoir un signal entre de multiples nœuds basse puissance et un collecteur haute puissance dans un système de réseau sans fil. Dans un mode de réalisation, un procédé d'émission ou de réception d'un signal comprend les étapes consistant à : émettre, vers les multiples nœuds, un signal de balise indiquant un début d'une super-trame; émettre, vers les multiples nœuds, un signal de liaison descendante dans une première période de la super-trame; et recevoir un signal de liaison montante par l'intermédiaire d'un relais à sauts multiples dans une seconde période de la super-trame, chacun des multiples nœuds générant un indicateur d'intensité de signal reçu (RSSI) lorsque le signal de balise est reçu, et le signal de liaison montante étant délivré au collecteur en fonction de l'indicateur d'intensité de signal reçu de chacun des nœuds.
Patent WO-2019135435-A1 (WO)
Inventor: KIM SANG KI
IPC: F16L59/16
Filed: 2018-01-15
Abstract: The insulation apparatus for a valve unit according to the present invention comprises: a first divided body which is provided with a first plate having a curved surface, which corresponds to the lower curved surface of a valve unit, first finishing chassis coupled respectively to the two widthwise ends of the first plate, and second plates coupled respectively to the two lengthwise ends of the first plate; a second divided body which is provided with a third plate having a shape corresponding to one side surface of the top part of the valve unit, second finishing chassis coupled respectively to the two widthwise ends of the third plate, and fourth plates coupled respectively to the two lengthwise ends of the third plate; and a third divided body provided with a fifth plate having a shape corresponding to the other side surface of the top part of the valve unit, a second finishing chassis coupled to the first widthwise end, coming into contact with the first divided body, of the fifth plate, a first finishing chassis coupled to the second widthwise end, coming into contact with the second divided body, of the fifth plate, and sixth plates coupled respectively to the two lengthwise ends of the fifth plate.
Patent WO-2019035543-A1 (WO)
Title: Method for providing online-to-offline internet e-commerce service using fabric unique identifier
Inventor: JANG HI JU
IPC: G06Q30/06
Filed: 2018-06-05
Abstract: Provided is a method for providing an online-to-offline Internet e-commerce service using a fabric unique identifier, comprising the steps of: receiving and storing an identification number of fabric and data of the fabric mapped to the identification number of the fabric from at least one fabric registration terminal; assigning a fabric unique identifier to the stored identification number of the fabric; assigning and storing the fabric unique identifier for at least one article made of the fabric; receiving, from a search terminal, a searcher for searching for articles uploaded to a web page, an application page, a program, or an application that is provided by an online-to-offline e-commerce server; transmitting a list of articles corresponding to the searcher and the fabric unique identifier of the article to the search terminal and transmitting a location where samples of the fabric identified by the fabric unique identifier are present offline; and when selecting and purchasing any one of the list of articles from the search terminal, proceeding with the procedure according to the purchase of the search terminal.
Patent WO-2019035604-A1 (WO)
Title: Method and apparatus for transmitting wakeup packet in wireless lan system
Inventor: PARK EUNSUNG
IPC: H04L27/26
Filed: 2018-08-10
Abstract: A method and apparatus for transmitting a wakeup packet in a wireless LAN system are disclosed. Specifically, the transmitting apparatus configures a wakeup packet to which an OOK scheme is applied. If the length of the wakeup packet is not a multiple of 4us, the transmitting apparatus pads a dummy signal at the end of the wakeup packet. The transmitting apparatus transmits a wakeup packet in which the dummy signal is padded to a receiving apparatus. The wakeup packet consists of an ON signal or an OFF signal. The ON signal or the OFF signal is generated by applying a first sequence to 13 consecutive subcarriers in the 20 MHz band and performing a 64-point IFFT. The length of the wakeup packet in which the dummy signal is padded is a multiple of 4us.
Patent WO-2019083202-A1 (WO)
Title: Belt driving device with steering roller
Inventor: MIYAKE KOJI
IPC: G03G21/00
Filed: 2018-10-12
Abstract: A belt driving device to drive an endless belt, includes a drive roller and a suspension roller which extend in a first direction and face each other in a second direction. The belt driving device includes a steering roller located between the drive roller and the suspension roller in a tiltable manner. A pulley (or wheel) is located at an end portion of the steering roller. The belt driving device includes a link mechanism which presses the end portion of the steering roller to tilt the steering roller with the movement of the pulley (or wheel).
Patent WO-2019083277-A1 (WO)
Inventor: YI YUNJUNG
IPC: H04W72/04
Filed: 2018-10-24
Abstract: La présente invention concerne un procédé et un appareil permettant d'exécuter une procédure d'accès aléatoire dans un système de communication sans fil. Un équipement d'utilisateur (UE) déclenche la procédure d'accès aléatoire. Lorsqu'une ressource de canal d'accès aléatoire physique (PRACH) ne se trouve pas dans une partie de largeur de bande (BWP) de liaison montante (UL) active, l'UE commute la BWP UL active à une BWP UL initiale, et commute une BWP DL active à une BWP DL initiale. Lorsque la ressource PRACH se trouve dans la BWP UL active, l'UE commute la BWP DL active à une BWP DL qui est appairée à la BWP UL active.
Patent WO-2019088622-A1 (WO)
Inventor: KIM MYEONG JE
IPC: A61B6/00
Filed: 2018-10-29
Abstract: 동작 전원을 공급하는 전원부를 포함하는 모바일 엑스선 장치에 있어서, 상기 전원부는, 복수의 배터리 셀들을 포함하는 배터리 팩; 상기 배터리 팩으로부터 상기 모바일 엑스선 장치의 적어도 하나의 컴포넌트로 상기 동작 전원이 공급되도록 제어하는 배터리 관리부; 및 상기 복수의 배터리 셀들의 전압을 모니터링하고, 상기 모바일 엑스선 장치의 적어도 하나의 컴포넌트로 상기 동작 전원의 공급 여부에 기초하여, 상기 복수의 배터리 셀들로부터 공급되는 모니터링 전원을 제어하는 모니터링 회로를 포함할 수 있다.
Patent WO-2019124735-A1 (WO)
Inventor: CHO JIN HYUN
IPC: G02F1/13357
Filed: 2018-11-08
Abstract: 디스플레이 장치는, 광을 방출하는 광원; 제1 면과 제2 면을 가지며 상기 광원에서 방출되는 광을 내부에서 확산시켜 상기 제1 면을 통하여 방출하는 도광판; 및 상기 도광판의 제2 면을 통하여 방출되는 광을 위치에 따라 통과시키거나 산란시키는 로컬 디밍 유닛을 포함할 수 있다. 상기 로컬 디밍 유닛은, 전기장에 따라 광학적 특성이 변화하는 전기 광학 층; 및 동일 평면 상에 위치하여 상기 전기장을 생성하는 복수의 전극들을 포함할 수 있다.
Patent WO-2020111287-A1 (WO)
Title: Laser element and method for producing same
Inventor: YOON KI HONG
IPC: H01S5/20
Filed: 2018-11-27
Abstract: An embodiment of the present invention provides a laser element and a method for producing same, the laser element including: a first clad layer; an optical waveguide disposed on the first clad layer; a second clad layer disposed on the optical waveguide; a first electrode disposed on the second clad layer; and a dummy clad disposed on the optical waveguide and spaced apart from the second clad layer and the first electrode.
Patent WO-2020105787-A1 (WO)
Inventor: SHIN JAE WOONG
IPC: A43B7/32
Filed: 2018-12-10
Abstract: La présente invention se rapporte à un bout de la tige qui est intégré dans la partie orteils d'une chaussure pour protéger les orteils ou le cou-de-pied. En particulier, la présente invention a pour objet de fournir un bout de la tige qui empêche le cou-de-pied de toucher le bout de la tige en raison, par exemple, d'une flexion du pied pendant le travail.
Patent WO-2019221355-A1 (WO)
Title: Mobile terminal and method for controlling the same
Inventor: OH SEUNGKEUN
IPC: H04B17/318
Filed: 2018-12-13
Abstract: The present disclosure relates to a mobile terminal in which a clock frequency of a memory varies as needed and a control method thereof, and the mobile terminal may include a memory provided with a table comprising information on a memory clock frequency corresponding to a different multiple of a preset source clock frequency, and a controller configured to primarily change the memory clock frequency of the mobile terminal to any one of frequencies according to the table in accordance with at least one of functions or applications carried out in the mobile terminal, wherein when the memory clock frequency is primarily changed, the controller secondarily changes the changed memory clock frequency to a frequency different from the changed memory clock frequency according to whether or not the communication performance of the mobile terminal is degraded.
Patent WO-2020158988-A1 (WO)
Title: Data trading method managed through blockchain, and platform therefor
Inventor: KANG HOON SUK
IPC: G06Q20/36
Filed: 2019-02-22
Abstract: The present invention relates to a data trading method managed through the blockchain, and a platform therefor. More specifically, the present invention relates to a method by which an authenticated consumer searches, at high speed, for data stored and managed through the blockchain and then trades, exchanges, donates, or contributes the data, and to a platform that supports said method.
Patent WO-2020022619-A1 (WO)
Title: Method and system for anonymizing data, and non-transitory computer readable recording medium
Inventor: KIM TAE HOON
IPC: G06F21/62
Filed: 2019-05-03
Abstract: According to one aspect of the present invention, provided is a method for anonymizing data, the method comprising: a step for acquiring original data; and a step for generating, as anonymized data, obfuscated data obfuscated from the original data, wherein the result that is output when the obfuscated data is input to a learning model is identical or similar to the result that is output when the original data is input to the learning model.
Patent WO-2019216738-A1 (WO)
Title: Apparatus and method for performing vehicle communication service
Inventor: LEE HOYEON
IPC: H04W4/40
Filed: 2019-05-13
Abstract: The present disclosure relates to a communication technique for fusing, with IoT technology, a 5G communication system for supporting a higher data transmission rate than a 4G system, and a system thereof. The present disclosure may be applied to an intelligent service such as a smart home, a smart building, a smart city, a smart car or a connected car, health care, digital education, retail, and security and safety related services on the basis of 5G communication technologies and IoT related technologies. A method for performing a vehicle communication service by a first terminal in a wireless communication system, according to the present disclosure, may comprise the steps of: receiving a first message related to the vehicle communication service from a network entity; determining a parameter of the vehicle communication service on the basis of the first message; receiving a second message related to the vehicle communication service from a second terminal; and determining whether to process the second message on the basis of the parameter of the vehicle communication service.
Patent WO-2019240530-A1 (WO)
Title: Method and apparatus for performing communication in heterogeneous network
Inventor: KWAK YOUNGWOO
IPC: H04W74/00
Filed: 2019-06-14
Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. In accordance with an aspect of the present disclosure, a method of a terminal in a wireless communication system and an apparatus thereof are provided. The method includes identifying at least one of a master information block (MIB) or a system information block (SIB) transmitted from a first base station, identifying a second cell controlled by a second base station for transmitting a random access preamble on a random access channel, and transmitting the random access preamble on the random access channel to the second base station, wherein at least one of the MIB or the SIB includes configuration information on an initial access to the second base station, and wherein configuration information on the initial access to the second base station includes uplink configuration information for the second cell and random access channel configuration information for the second cell.
Patent WO-2020149472-A1 (WO)
Inventor: LEE YOO JIN
IPC: B32B27/08
Filed: 2019-07-10
Abstract: 본 발명은 폴리에스테르 필름 및 이의 제조 방법에 관한 것이다. 상기 폴리에스테르 필름은, 기재층의 적어도 일면에, 아이소소바이드 유래 제1 디올 부분과, 사이클로헥산디메탄올 유래 제2 디올 부분을 제어된 함량으로 포함하는 폴리에스테르 수지로부터 형성된 수지층을 포함함으로써, 우수한 내열성과 접착성을 나타낼 수 있다.
Patent WO-2020111473-A1 (WO)
Title: Photovoltaic window blinds
Inventor: CHA SOONDO
IPC: H01R13/52
Filed: 2019-09-18
Abstract: The present invention relates to photovoltaic window blinds comprising: a plurality of photovoltaic blind blades, wherein a photovoltaic panel is provided on a blade frame, and installation units are provided at both sides of the blade frame that face each other; a side cover interposed on and coupled to the installation units; and a connector body coupled to the interposed installation units and the side cover, to electrically connect the photovoltaic panels on adjacent photovoltaic blind blades. Accordingly, by enabling an electric connector to be assembled to the photovoltaic blind blades in a rapid and simple manner, the present invention improves assembling efficiency, reduces operation time, prevents electrocution, short circuits, and other accidents from happening due to connecting parts being exposed as the electric connector separates from the photovoltaic blind blades, and prevents water, moisture, dust, or the like, from entering through connecting parts between the photovoltaic blind blades and the electric connector. Thus, the present invention can further increase customers' satisfaction through improvements in product quality. [Representative drawing] figure 4
Patent WO-2020080890-A1 (WO)
Title: Procedural service matching method
Inventor: SEO YUN SUK
IPC: G06Q10/06
Filed: 2019-10-18
Abstract: The present invention relates to a procedural service matching method for matching a variety of procedural services, such as massages, beauty care, haircare, healthcare, etc., between consumers and businesses operators, whereby a service that can match professional procedural cosmetologists and consumers one-to-one can be provided so as to create an environment in which licensed procedural cosmetologists can freely engage in economic activities (as freelancers), and a differentiated and specialized multi-beauty cultural space can be provided.
Patent WO-2020085726-A1 (WO)
Title: Method for manufacturing electrode for lithium secondary battery and electrode for lithium secondary battery manufactured by using same
Inventor: PARK SOL JI
IPC: H01M10/052
Filed: 2019-10-18
Abstract: The present invention provides a method for manufacturing an electrode for a lithium secondary battery, the method comprising the steps of: forming a first electrolyte membrane by impregnating an electrode current collector with a composition for forming the first electrolyte membrane and then applying current thereto; and forming a second electrolyte membrane by impregnating, with a second composition, the electrode current collector with the first electrolyte membrane thereon and then applying current thereto, wherein, among the composition for forming the first electrolyte membrane and the composition for forming the second electrolyte membrane, one is a composition for forming an organic electrolyte membrane, the other composition is a composition for forming an inorganic electrolyte membrane, and the composition for forming an inorganic electrolyte membrane comprises a compound represented by chemical formula 1.
Patent WO-2020101417-A1 (WO)
Title: Method for performing pdcch monitoring by terminal in wireless communication system and terminal using said method
Inventor: YOU HYANGSUN
IPC: H04W52/02
Filed: 2019-11-15
Abstract: The present specification provides a method of performing physical downlink control channel (PDCCH) monitoring by a terminal in a wireless communication system, comprising the steps of: receiving, from a network, information related to power saving; and performing the PDCCH monitoring on the basis of the received information related to the power saving, wherein the information related to the power saving, which is a single piece of information, is information indicating at least one of whether the terminal is to perform a wake-up operation or whether the terminal is to perform a sleep operation.
Patent WO-2020101446-A1 (WO)
Inventor: HAN NAKYUNG
IPC: A61K8/92
Filed: 2019-11-15
Abstract: 본 발명은 양말단 소수성 치환기를 가진 비이온성 폴리머 및 오일을 유효성분으로 포함하는, 향 지속성 조성물에 관한 것이다. 본 발명의 조성물은 양말단 소수성 치환기를 가진 비이온성 폴리머는 소수성 치환기 부분으로 오일 및 향을 포집하여 플라워 미셀 구조를 형성하여 향과 오일을 안정적으로 유지하며, 향의 빠른 휘발을 막아 향 지속성을 향상시킬 수 있다.
Patent WO-2020246682-A1 (WO)
Inventor: GO JONG TAEK
IPC: A43B21/30
Filed: 2020-01-10
Abstract: The present invention relates to a shock-absorbing heel provided with a shock absorber for mitigating the load applied to the sole of a foot when walking and, more specifically, to a shock-absorbing heel provided with a shock absorber and attached to a high heel, the shock-absorbing heel comprising: an outer heel fixedly mounted to the rear surface of the sole of a high heel (shoe); an inner heel which has an elastic spring mounted to the upper side thereof and is coupled to the inside of the outer heel; and a bottom heel which is fixedly mounted to a lower end portion of the inner heel so as to be replaceable, wherein a cylindrical protective cap which is inserted so as to prevent the lower end portion of the inner heel from being exposed to the outside is provided on a lower end portion of the outer heel, and a fastening cover coupled to the inner heel above the elastic spring is inserted into the outer heel. Thus, the outer heel slides up and down by virtue of the elastic spring to mitigate shock when walking.
Patent WO-2020145758-A1 (WO)
Title: 조리기기
Inventor: YUN DONGHYOK
IPC: F24C15/02
Filed: 2020-01-10
Abstract: 조리기기에 대한 발명이 개시된다. 개시된 발명은: 지지패널이 도어본체부와 도어배면커버 중 적어도 어느 하나와 결합되어 도어본체부의 내부에 고정되고, 제어기판이 지지패널에 고정되는 것을 특징으로 한다.
Patent WO-2021149856-A1 (WO)
Inventor: HWANG SUNGHYUN
IPC: H01L33/20
Filed: 2020-01-29
Abstract: 본 발명의 실시예에 따르면, 반도체 발광소자를 포함하는 디스플레이 장치에 있어서, 상기 반도체 발광소자는, 제1 도전형 전극; 상기 제1 도전형 <u style="single"> 전극 상에 형성된 언도프드 반도체층; 상기 언도프드 반도체층 상에 형성된 제1 도전형 반도체층; 상기 제1 도전형 반도체층 상에 형성된 활성층; 상기 활성층 상에 형성된 제2 도전형 반도체층; 및 상기 제2 도전형 반도체층 상에 형성된 제2 도전형 전극을 포함하며, 상기 제1 도전형 전극은, 상기 제1 도전형 반도체층의 측면 일부를 덮도록 형성된 것을 특징으로 한다.