baber/WOPTO huggingface dataset:
Patent KR-20160121091-A (KR)
Title: 기판 오염물 분석 장치 및 기판 오염물 분석 방법
Inventor: JUN PIL KWON
IPC: H01L21/66
Filed: 2015-04-10
Abstract: 본 발명에 따른 기판 오염물 분석 방법은, 분석 대상 기판을 식각하기 위한 에칭 용액의 액적과 상기 에칭 용액의 희석을 위한 희석 용액의 액적을 상기 분석 대상 기판상으로 시간 간격을 두고 순차 공급하는 과정을 포함하며, 상기 에칭 용액 및 상기 희석 용액은 유로를 통하여 상기 노즐로 이송되는 것을 특징으로 한다. 
본 발명에 따르면, 웨이퍼의 특정 지점에서 깊이 방향의 프로파일을 얻을 수 있는 효과가 있으며, 특히 에칭 용액을 스캔 용액으로 희석함으로써 에칭 용액만을 사용하는 경우에 비하여 시료의 양을 증대시키며 이에 따라 분석기에서의 분석을 보다 용이하게 할 수 있고 오염물의 잔류 현상을 저감할 수 있는 효과가 있다.
Patent KR-20150130221-A (KR)
Inventor: RYU DONG WAN
IPC: C07D307/91
Filed: 2015-04-10
Abstract: The present invention relates to a compound represented by chemical formula 1, an organic optoelectronic device comprising the same, and a display device comprising the organic optoelectronic device. In the chemical formula 1, L^1 to L^3 and R^1 to R^7 are the same as described in the specification.
Patent KR-20150120868-A (KR)
Title: Working information recording device
Inventor: KATO SATOSHI
IPC: G08G1/00
Filed: 2015-04-15
Abstract: The purpose of the present invention is to provide a working information recording device capable of recording and connecting working information and time information even though a communication with a GPS satellite is disconnected. In the working information recording device, a working information output unit (130) is formed in a working vehicle. Installed is an input and output device (210) to which the working information outputted from the working information output unit (130) and GPS location information and GPS time information of a working vehicle (100) are inputted. Formed is a record processing unit (230) to connect the working information, the GPS location information, and the GPS time information. A timepiece (250) is installed. The record processing unit (230) connects and records the working information and the GPS location information, and connects and records the working information and the time information of the timepiece (250) if the GPS time information is not inputted.
Patent KR-20160125838-A (KR)
Inventor: PARK SHANG HYUN
IPC: B25J11/00
Filed: 2015-04-22
Abstract: A robot is disclosed which extracts data on color using a color sensor and plays music based on the data on color. The present invention can provide new inspiration for children by playing music on the basis of the color of a Lego block.
Patent KR-20160127185-A (KR)
Inventor: NO KOAN HO
IPC: C10B39/04
Filed: 2015-04-23
Abstract: The present invention relates to a settling facility, which separates powder coke included in fire extinguishing water discharged from a coke oven, and a method for controlling a water level of the same. According to an embodiment of the present invention, provided is the settling facility comprising: a settling pond which receives a mixture of water and powder coke from a coke oven, and discharges the water from which the powder coke has been separated; a discharging car which scrapes and collects the powder coke settled on a bottom of the settling pond; a detection unit which measures the amount of load imposed by the powder coke during operation of the discharging car; a water level control unit which is installed on a water discharge path of the settling pond, and controls the amount of water to be discharged; and a control unit which controls operation of the water level control unit so that the amount of water to be discharged decreases as the amount of load measured by the detection unit increases.
Patent KR-20160126318-A (KR)
Title: Connection Structure of the thermal battery and the external connector with a flexible circuit board
Inventor: HA SANG HYEON
IPC: H01M6/36
Filed: 2015-04-23
Abstract: The present invention relates to a structure for connecting a thermal battery to an external connector by using a flexible circuit board and, more specifically, to a structure for connecting a thermal battery to an external connector by using a flexible circuit board which enables the thermal battery to connect power to the outside wherein the thermal battery supplies power.
Patent KR-20160127596-A (KR)
Inventor: SHIN SANG DO
IPC: A61B5/01
Filed: 2015-04-27
Abstract: 본 발명은 환자 감시 및 응급소생처치를 위한 통합 기능성 구급 침상 플랫폼 장치에 관한 것이다. 본 발명에 따르면, 환자가 수용되는 상부 격리모듈과, 상기 격리모듈이 결합되는 상판이 상부에 형성되고 하부에는 구동장치를 갖는 이송모듈에 장착되는 것이며, 상부 격리모듈과 상판에 체결 가능하도록 체결부재가 형성된 본체; 상기 본체의 일측에는 신체활동량,  심박수,  호흡수,  피부온도,  자세,  심박변이도 중 적어도 하나 이상의 생체정보를 표시하는 모니터부; 상기 본체의 일측에 착탈되도록 장착되며, 환자의 이동거리, 이동시간 및 생체 정보를 기록하도록 키패드와 액정화면이 구비된 단말기; 상기 본체의 타측에는 환자를 구급처리하도록 기도확보, 호흡보조, 순환유지 및 지혈 키트부;를 포함하여 구성된다. 
이에 따르면, 환자를 이송하는 과정에서 의료진이 이동간 환자의 상태를 모니터링할 수 있고, 기도확보, 호흡보조, 순환유지 및 지혈 등의 구급처리를 수행할 수 있으며, 분리하여 의료진이 착용할 수 있어 신속한 이동이 가능한 효과가 있다.
Patent KR-20160128532-A (KR)
Title: The lighting device for glove
Inventor: PARK HYOUNG GYOUN
IPC: A41D19/015
Filed: 2015-04-28
Abstract: The present invention relates to a lighting device for a glove. The lighting device for a glove comprises: a lower cover which is provided with a first adjustment port on the front surface thereof, and is provided with an attachment means attached to a glove at the lower portion; an upper cover which is provided with a second adjustment port corresponding to the first adjustment port, and is coupled to the upside of the lower cover; a light emission adjustment unit which includes an adjustment shaft inserted and installed into the first and second adjustment ports and having an adjustable length in forward and backward directions, an installation port formed at the front portion and is provided with an LED lamp therein, and a locking jaw formed at the rear portion of the adjustment shaft and restricting the length adjustment; a power supply unit which includes a battery fixed and installed in the lower cover, and a circuit board connected to the battery; an operation switch which is coupled to the upper cover and allows power of the battery to be supplied to the LED lamp of the light emission adjustment unit; and a cap which is coupled to the lower cover and opens or closes the power supply unit.
Patent KR-20160133680-A (KR)
Inventor: BAE JAE RYU
IPC: F25J1/00
Filed: 2015-05-13
Abstract: Disclosed is a system for liquefying natural gas at sea. The natural gas liquefying system for vessels comprises: a first heat exchanger pre-cooling natural gas; a first cooler lowering a temperature of the natural gas which has passed through the first heat exchanger; a second heat exchanger and a third heat exchanger cooling the natural gas in a multi-stage after heat-exchanging the natural gas which has passed the first cooler using a coolant mixture; a compressor increasing pressure of the coolant mixture; a second cooler lowering the temperature of the coolant mixture which has passed the compressor; a distribution pipe separating flow of the coolant mixture which has passed the second cooler; a first expansion valve expanding the coolant mixture which has passed the second heat exchanger; and a second expansion valve expanding the coolant mixture which has passed the third heat exchanger.
Patent KR-20160139814-A (KR)
Title: Semiconductor device and method for manufacturing the same
Inventor: SONG JAE YEOL
IPC: H01L21/28
Filed: 2015-05-28
Abstract: Provided are a semiconductor device and a method for manufacturing the same, which can realize a multi-threshold voltage (Multi-Vt) through the adjustment of a work function. The semiconductor device comprises: a semiconductor substrate having a first region and a second region defined therein; a first active region formed on the semiconductor substrate in the first region; a second active region formed on the semiconductor substrate in the second region; a first gate structure extending across the first active region on the semiconductor substrate and formed by sequentially stacking an interfacial layer, a high dielectric layer, a capping metal layer, and a work function metal layer; and a second gate structure extending across the second active region on the semiconductor substrate and formed by sequentially stacking an interfacial layer, a high dielectric layer, a capping metal layer, a dielectric layer, and a work function metal layer.
Patent KR-20160143013-A (KR)
Title: chopspoon
Inventor: KANG PU REUM
IPC: A47G21/04
Filed: 2015-06-04
Abstract: According to the present invention, a spoon and chopsticks are integrated not to be individually carried to reduce possibility of loss. Moreover, it is not necessary for the spoon and the chopsticks to be alternately put on the ground to provide convenience.
Patent KR-20160143040-A (KR)
Inventor: KIM DONG UK
IPC: G06Q50/30
Filed: 2015-06-04
Abstract: A system for analyzing a driving record having a function of automatically generating a daily driving record, according to an embodiment of the present invention, comprises: an electronic control device which is installed in a vehicle and generates the driving information of the vehicle; a mobile communication terminal which receives the driving information from the electronic control device; an operation management system which generates the operation information by vehicle; and a driving record analyzing server which automatically generates the daily driving record of the vehicle based on the driving information and the operation information.
Patent KR-20160144048-A (KR)
Title: Fan
Inventor: LEE HYUNG MIN
IPC: F04D29/40
Filed: 2015-06-08
Abstract: A fan using the reflection of air according to the present invention comprises: a guide cover including a motor inside and having a front opened; a rotational axis combined with the motor to protrude to in front of the guide cover to rotate; an intake fan combined with the end of the rotational axis to rotate and sucking outer air from in front of the guide cover into the guide cover; and a protection cover disposed on the outer side of the intake fan to form a discharge path between the inner side surface of the guide cover and the intake fan. Outer air sucked into the guide cover by the intake fan is guided to the outer side of the inside of the guide cover along the inner side surface of the guide cover and is discharged to in front of the guide cover through the discharge path. Outer air sucked into the guide cover by the intake fan is guided to the outer side of the inside of the guide cover along the inner side surface of the guide cover and is reflected from the outer side of the intake fan to in front of the guide cover through the discharge path, so the present invention can be installed closely on a position having a rear side closed such as walls and ceilings. The fan using the reflection of air can improve the space utilization of installation and can be installed without needing a separate supporting part.
Patent KR-20160148391-A (KR)
Inventor: KIM TAE HOON
IPC: H01L35/14
Filed: 2015-06-16
Abstract: 본 발명은 열전 변환 성능이 우수한 열전 재료 및 그 제조 방법을 개시한다. 본 발명에 따른 열전 재료는, 하기 화학식 1로 표시될 수 있다. 
<화학식 1> 
Bi 1-x-y Ln x M y CuOSe 1-z Q z   
상기 화학식 1에서, Ln은 La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb 및 Lu 중 적어도 하나 이상의 원소이고, M은 Ba, Sr, Ca, Mg, Cd, Hg, Sn, Pb, Mn, Ga, In, Tl, As 및 Sb 중 적어도 하나 이상의 원소이며, Q는 Te 및 S 중 적어도 하나 이상의 원소이고, 0<x<1, 0≤y<1, 0<x+y<1 및 0≤z<1이다.
Patent KR-20160085194-A (KR)
Inventor: HUGHES WILLIAM
IPC: G06F12/08
Filed: 2015-06-23
Abstract: 본 발명에 따른 복수의 파티션들로 분할된 캐시의 캐시 재배치 방법은, 상기 복수의 파티션들 중 선택 파티션으로 제 1 캐시 엔트리를 할당하기 위해 리퀘스터로부터 요청을 수신하는 단계, 상기 선택 파티션에서 캐시 엔트리들 중 가장 최근에 사용된(least recently used, 이하 LRU) 캐시 엔트리를 결정하는 단계, 상기 선택 파티션에서 상기 제 1 캐시 엔트리를 할당하는 단계, 그리고 상기 선택 파티션 내에서 다음 LRU 캐시 엔트리를 설정하는 단계를 포함한다.
Patent KR-20170002029-A (KR)
Title: A cover apparatus for a cargo truck
Inventor: KIM HONG IK
IPC: F16H9/24
Filed: 2015-06-29
Abstract: The present invention relates to a luggage cover apparatus for a cargo truck, comprising: a cover accommodation part which includes an accommodation casing fixated and installed in a roof of a passenger seat of the cargo truck having an opened rear, and accommodates a cover member wound around a front rotary shaft in the accommodation casing while the front rotary shaft is installed to be rotated by being delivered with a driving force from a front driving motor in a state of being connected to a gear box positioned on one side of the accommodation casing; the cover member which covers luggage while being drawn outside of the accommodation casings rear, having a guide rope installed forwards and backwards on both left and right sides of an upper part of an inner side; a front guide part installed in the upper parts of both left and right sides of a loading box, unfolding the cover member while the left and right side guide ropes of the cover member drawn to the outside of the rear of the accommodation casing by a left and right side horizontal guide roller guided to the outside of the rear; a rear guide part installed in a state of standing on both left and right sides of the outer side of a rear door of the loading box, and is height-adjusted in accordance with a height of the luggage having each rear guide roller installed in an upper part and a lower part thereof; and a rear towing part including a rear rotary axis installed to be rotated by being delivered with a driving force from the rear driving motor on the bottom rear of the loading box having a towing rope wound around both left and right sides of the rear rotary axis, making the cover member be towed to the rear in accordance with the winding of the towing rope while the left and right side towing ropes are connected to the rear end of the left and right side guide ropes of the cover member via the rear guide roller.
Patent KR-20170004759-A (KR)
Inventor: KIM SEUNG BUM
IPC: G06Q30/02
Filed: 2015-07-03
Abstract: 사용자 식별정보가 포함된 초기서비스 정보요청에 대응하여 임시 접속위치를 포함하는 초기서비스 정보를 전송하는 단계 및 임시 접속위치에 접속한 사용자기기의 사용자 이력정보를 사용자 식별정보에 연관시키는 단계를 포함하는 정보처리방법을 공개한다. 이를 통해 개인화된 서비스 정보를 제공할 수 있다.
Patent KR-20170008029-A (KR)
Title: 신선편이 농식품 전처리 장치
Inventor: CHOI JEONG HEE
IPC: A23B7/06
Filed: 2015-07-13
Abstract: 신선편이 농식품 전처리 장치가 개시된다. 본 발명의 실시 예들에 따른 신선편이 농식품 전처리 장치는 세척망에 투입된 농식품을 온수에 침지시켜 열처리하는 열처리 유닛; 상기 열처리된 농식품을 탄산수에 침지시켜 급랭시키는 냉각 유닛; 및 상기 급랭된 농식품을 진동을 통해 탈수 및 건조시키는 진동 건조 유닛을 포함한다.
Patent KR-20170013028-A (KR)
Title: 정전류 조정기 제어 시스템
Inventor: PAEK KMM KI
IPC: H05B37/02
Filed: 2015-07-27
Abstract: 정전류 조정기 제어 시스템이 개시된다. 본 발명에 따른 정전류 조정기 제어 시스템은, 부하에 일정한 전류를 공급하는 정전류 조정기; 정전류 조정기를 제어하는 제 1제어기 및 제2제어기; 제1제어기 및 제2제어기와 데이터를 송수신하는 서버; 및 제1제어기 및 제2제어기와 유선 또는 무선통신을 통해 이중화 제어 동기화를 수행하는 이중화제어동기화장치를 포함하되, 제1제어기는 이중화 제어 동기화 장치를 통해 제2제어기로 이중화 모니터링 요청 패킷을 송신하고, 제 2제어기는 이중화 모니터링 요청 패킷에 대응하는 정보를 제1제어기로 송신한다.
Patent KR-20170013048-A (KR)
Inventor: KIM SEUNG SUP
IPC: G06Q50/16
Filed: 2015-07-27
Abstract: 본 발명은 공간정보를 이용한 감정평가 시스템 및 방법에 관한 것으로서, 더욱 상세히는 기존의 수작업 감정평가를 공간정보와 사례에 따른 파라미터를 연동시킨 통합자료를 기반으로 객관화하여 제공하는 공간정보를 이용한 감정평가 시스템 및 방법에 관한 것이다. 본 발명은 감정평가 대상인 부동산 물건과 관련되는 실제 매매가 이루어진 다양한 사례를 지도와 같은 공간정보 상에서 감정평가 대상인 부동산 물건과의 관계를 용이하게 판단할 수 있도록 제공하여 감정평가 대상의 감정평가액 산정에 대한 근거로 사용될 수 있는 사례를 사용자가 합리적으로 선택할 수 있도록 제공하는 동시에 선택된 사례의 기준가격과 실거래가를 기반으로 감정평가 대상인 부동산 물건에 대한 합리적이고 적정한 가격을 도출할 수 있도록 지원하여 감정평가에 대한 신뢰도를 향상시키는 동시에 선택된 사례를 통해 감정평가액 산정에 대하여 다수가 수긍할 수 있는 객관성을 확보할 수 있도록 지원하는 효과가 있다.
Patent KR-20160012967-A (KR)
Inventor: MARION JASON
IPC: H01L21/02
Filed: 2015-07-27
Abstract: 프로세싱 플라즈마가 존재할 때 정전 척(ESC)으로의 전압의 인가와 연관되는 전류 스파이크가 최소화되거나 감소되는 플라즈마 프로세싱 방법 및 장치가 제공된다. 일 예에 따라, 프로세싱 플라즈마가 스트라이킹(striking)된 이후 ESC에 전압이 인가되지만, 전압은 원하는 최종 ESC 전압을 달성하기 위해 단계적 방식으로 증가되거나 램핑된다. 대안적인 실시예에서, ESC 전압은 웨이퍼를 프로세싱하기 위한 플라즈마의 스트라이킹 이전에 적어도 부분적으로 인가된다. 프로세싱 플라즈마의 존재 동안 ESC로의 전압의 인가와 연관되는 전류 스파이크들을 감소시킴으로써, 웨이퍼 상의 미립자들의 퇴적 또는 전달이 감소될 수 있다.
Patent KR-20170014455-A (KR)
Title: Organic Light Emitting Device and Method of manufacturing the same and Organic Light Emitting Display Device using the same
Inventor: YOO DONG HEE
IPC: H01L51/56
Filed: 2015-07-30
Abstract: The present invention relates to an organic light emitting device, a method for manufacturing the same and an organic light emitting display device using the same. The present invention comprises a first electrode, a second electrode and an organic layer between the first electrode and the second electrode. The organic layer includes molecules arranged in a specific direction by a groove installed on the upper part of the first electrode.
Patent KR-20170014728-A (KR)
Title: Organic light emitting display device and method of fabricating the same
Inventor: YOO MYUNG JAE
IPC: H01L27/32
Filed: 2015-07-31
Abstract: According to an embodiment of the present invention, an organic light emitting display device comprises: a first electrode; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer; and an auxiliary electrode electrically connected to the second electrode. A first part of the auxiliary electrode provided to be in contact with the second electrode has the thickness thinner than that of a second part excluding the first part. The organic light emitting display device can improve contact properties of the auxiliary electrode, and can prevent a decrease in performance and durability.
Patent KR-20170016116-A (KR)
Title: Chalcogenide-C nanofiber and methods of fabricating the same
Inventor: JOO YOUNG CHANG
IPC: D01F9/12
Filed: 2015-08-03
Abstract: The present invention provides a fabricating method of a chalcogenide-carbon nanofiber, and a chalcogenide-carbon nanofiber achieved thereby. The fabricating method of a chalcogenide-carbon nanofiber is capable of achieving oxidation resistance properties and process simplification and comprises the following steps of: forming a chalcogenide precursor-organic material nanofiber including a chalcogenide precursor and an organic material; and forming a chalcogenide-carbon nanofiber by selectively oxidizing and heat-treating the chalcogenide precursor-organic material nanofiber such that carbon of the organic material is oxidized and simultaneously the chalcogenide is reduced. The chalcogenide has lower oxidation reactivity than carbon, and the selective oxidation heat treatment is performed in one heat treatment step, not in a plurality of heat treatment steps. Also, the chalcogenide-carbon nanofiber having a structure in which at least one layer of the chalcogenide is formed can be formed according to oxygen partial pressure by which the selective oxidation heat treatment is performed.
Patent KR-20170018247-A (KR)
Inventor: PARK HAE BOK
IPC: B27N5/00
Filed: 2015-08-07
Abstract: The present invention relates to a Japanese cypress ball and a method for manufacturing the same. According to the present invention, the Japanese cypress ball is manufactured by Japanese cypress being mixed with red clay. The present invention is light in weight, is high in strength, is economical because it requires a low manufacturing cost, is excellent in terms of ventilation and absorption as well as far infrared radiation, and thus it is suitable for use as a cushion for office workers or students remaining seated for a long period of time for studying. The method includes: a step in which Japanese cypress sawdust, red clay, bentonite, and diatomite are prepared after fine grinding and both a binder and glutinous rice paste are prepared; a step in which 45 to 55 parts by weight of the powdered Japanese cypress sawdust, 18 to 22 parts by weight of the red clay, 13 to 17 parts by weight of the bentonite, 3 to 8 parts by weight of the diatomite, 3 to 8 parts by weight of the binder, and 13 to 17 parts by weight of the glutinous rice paste are mixed with respect to 100 parts by weight of water; a primary drying and ball forming step in which the mixture is compressed and then naturally dried while being formed into the shape of a ball; a secondary drying step in which the formed ball is dried in a dryer for 4 to 6 hours and at 70 to 90C; and a tertiary drying step in which the formed ball is naturally dried again after the secondary drying.
Patent KR-20170018523-A (KR)
Inventor: BAEK WOON CHANCT
IPC: B65D5/72
Filed: 2015-08-10
Abstract: The present invention relates to a portable plastic bag case which can be broadly used for containing a variety of wastes by being conveniently carried around for outdoor activities such as fishing to allow a user to conveniently carry around and use for outdoor activities and a supplier to effectively use for public relations of the company and product advertisements. The present invention provides a portable plastic bag case, comprising: a storage unit (2) which stores a plurality of plastic bags (P); and a takeout unit (4) which takes out each of the plastic bags (P) which are stored in the storage unit (2). The storage unit (2) is formed by folding side surface units (3,3) and a front surface unit (21) towards a rear surface unit (22) on the sides and the front of the rear surface unit (22). The takeout unit (4), which is extended towards a top side of the rear surface unit (22), forms the storage unit (2) by being folded towards the rear surface unit (22) together with the front surface unit (21) and the side surface units (3, 3). A takeout hole (41), through which each of the plastic bags (P) which are stored in the storage unit (2), is formed in a position where the rear surface unit (22) meets with the takeout unit (4) and is folded. An insertion unit (5) is formed on the takeout unit (4) to be inserted into an insertion groove (6) of the front surface unit (21), and the takeout unit (4) is detachably combined with the front surface unit (21) to open and close the storage unit (2) which stores the plastic bags (P).
Patent KR-20170020612-A (KR)
Title: 리드선 일체형 피뢰기의 리드선 및 그것의 제조방법
Inventor: CHEON JONG UK
IPC: H01C7/12
Filed: 2015-08-12
Abstract: 본 발명은 리드선 일체형 피뢰기의 리드선에 관한 것으로서, 프라이머를 이용하여 피복재를 도선에 부착하는 방식으로 구성됨으로써, 도선과 피복재 사이에 수분이 유입되는 것을 방지할 수 있고, 이에 따라 수분유입에 의한 트래킹 발생을 방지하여, 피뢰기 작동의 신뢰성을 높일 수 있는 효과가 있다.
Patent KR-20170022000-A (KR)
Inventor: LEE CHAE WON
IPC: A45D33/00
Filed: 2015-08-19
Abstract: 본 발명은 파우더 용기에 관한 것으로서 파우더 용기의 바닥안쪽까지 잔여파우더를 남김없이 사용할 수 있도록 한 것이다.  
즉, 본 발명은 파우더 용기에 있어서 바닥회전몸체에 회전식 날을 구비한 것이다. 
따라서 본 고안은 용기에 있어서 바닥몸체에 결합되는 바닥회전몸체에 회전식날을 구비한 것으로 바닥회전몸체를 회전시키게되면 바닥회전몸체의 상부에 결합된 회전식날로 잔여파우더를 긁어 남김없이 사용가능한 효과를 갖는 것이다.
Patent KR-20170024969-A (KR)
Title: Water purifying apparatus
Inventor: PARK JONG WOO
IPC: F25D11/02
Filed: 2015-08-27
Abstract: A water purifier according to an embodiment of the present invention includes: a refrigerant forming apparatus for cooling drinking water; and a partition member for partitioning an internal space of a cooling water tank constituting the refrigerant forming apparatus.
Patent KR-20170029678-A (KR)
Title: Methods of manufacturing semiconductor substrates and semiconductor light emitting device thereof
Inventor: TAK YOUNG JO
IPC: H01L33/00
Filed: 2015-09-07
Abstract: The present invention relates to a semiconductor substrate which has a simple process, and a semiconductor light emitting element manufacturing method using the same. According to an embodiment, a manufacturing method of a semiconductor substrate comprises the steps of: forming a first semiconductor layer on a growth substrate; forming a second semiconductor layer having a plurality of trenches on the first semiconductor layer; forming a plurality of voids on the first semiconductor layer through the plurality of trenches; forming a third semiconductor layer which grows from the second semiconductor layer and is extended to the upper part of the second semiconductor while covering the plurality of trenches; and separating the second and third semiconductor layers from the growth substrate.