baber/WOPTO huggingface dataset:
Patent KR-20130035110-A (KR)
Title: Touch sensing apparatus and method thereof
Inventor: KIM OE DONG
IPC: G06F3/042
Filed: 2011-09-29
Abstract: PURPOSE: A touch sensing device and a method thereof are provided to improve a spatial SNR(Signal-to-Noise Ratio) and the location accuracy of the touch location by detecting a touch location based on an infrared light emitted from a touch object. CONSTITUTION: When a screen of a display panel is touched, an image sensor(10) captures an infrared light emitted by the heat of a human body. A touch location detecting unit(20) calculates a position of the touched point based on the infrared light. The image sensor is infrared heat image cameras which capture infrared light emitted from an effective touch area of the display panel. The image sensor is arranged on a boundary area or the side of the display panel. The touch position detection unit calculates the angle of the touched point from the infrared light, calculates coordinates of a point touched based on the size information of the display panel, and displays the coordinates on the display panel. [Reference numerals] (10) Image sensor; (20) Touch location detecting unit;
Patent KR-20130037500-A (KR)
Title: Power supply system of ocean facilities by using fuel cell
Inventor: OH JIN SEOK
IPC: H01M8/02
Filed: 2011-10-06
Abstract: PURPOSE: A power supply system is provided to supply power by using a new generation energy source in a low power request. CONSTITUTION: A hybrid power generation unit(10) supplies power by generating power with a complex power generation through tidal power, wind power, and solar power. A hydrogen generating unit(20) generating hydrogen with electrolysis by using sea water and power supplied from the hybrid power generation unit. An oxygen generation unit(30) generates oxygen from air. A fuel cell unit(400) generates power by using hydrogen and oxygen supplied from the hydrogen generation unit and the oxygen generation unit. A control unit(50) controls the hybrid power generation unit, the oxygen generation unit, and the hydrogen generation unit.
Patent KR-20130039782-A (KR)
Title: Method of manufacturing mixed micro-organisms
Inventor: KIM JUNG HOE
IPC: C12N1/16
Filed: 2011-10-13
Abstract: PURPOSE: A method for preparing a useful complex microorganism is provided to obtain a complex microorganism which promotes bacteriosin by extracting microorganisms from a traditional fermentation food. CONSTITUTION: A method for preparing a useful complex microorganism comprises: a step of culturing lactic acid bacteria and yeast extracted from yogurt, cheese, and butter; a step of mixing and culturing the cultured microorganism with Bifidobacterium extracted from yogurt; a step of mixing cultured microorganism with bacteria extracted from Neisseria uaba; a step of mixing and culturing the cultured microorganism with bacteria extracted from Japanese soybean sauce; a step of mixing and culturing the cultured microorganism with bacteria extracted from German beer; a step of mixing and culturing the cultured microorganism with bacteria extracted from fermented soybean powder; and a step of mixing and culturing the cultured microorganism with bacteria extracted from Japanese natto.
Patent KR-20130043514-A (KR)
Title: Illuminating system for plant cultivation
Inventor: KOH DONG SOO
IPC: F21Y101/02
Filed: 2011-10-20
Abstract: PURPOSE: A lighting system for plant cultivation is provided to optimize cultivation environment for plants by irradiating the plants and to control plant growth as a user wishes. CONSTITUTION: First, second, ···, and Nth light emitting devices(30-1)(30-2)···(30-N) are connected to a lamination control device(10), are mounted on an arrange plate(20) in a predetermined interval, and irradiates a plant with light. Each light emitting device comprises a red LED(40), a green LED(41), a blue LED(42), and a white LED(43). A control unit(60) is connected to a power supply unit(50) and controls various components. First, second, ···, and Nth light sensing devices(70-1)(70-2)···(70-N) sense the illumination according to a control signal of the control unit. A touch screen(90) has first, second, and Nth illumination control touch devices(80-1)(80-2)···(80-N) for inputting an illumination control touch signal to the control unit. The first, second, ···, and Nth light sensing devices comprise a red light sensor(100), a green light sensor(101), a blue light sensor, and a white light sensor. The first, second, and Nth illumination control touch devices comprise a red illumination control touch unit(104), a green illumination control touch unit(105), a blue illumination control touch unit(106), and a white illumination control touch unit(107). [Reference numerals] (50) Power supply unit; (60) Control unit; (90) Touch screen; (AA) Storage unit;
Patent KR-20130043749-A (KR)
Title: Collision prevention system and method for monorail car on monorail with curved rail
Inventor: YOU BYUNG YUN
IPC: B61L25/02
Filed: 2011-10-21
Abstract: PURPOSE: A collision prevention system for a monorail car on a monorail with a curved rail and a method thereof are provided to prevent the collision between monorail cars in advance due to the abnormal overspeeding of the monorail car. CONSTITUTION: A monorail(10) includes at least one branch point(11). The monorail includes at least one curved line region(P1) connected from one point(P) to other point(P2). A vehicle(20a) and an adjacent vehicle(20b) are driven according to wireless communication with a control server. A press end(30) is installed at the entrance of the curved line region. The control server receives and stores a GPS coordinate from the vehicle on a monorail. [Reference numerals] (AA) Up line; (BB) Down line
Patent KR-20130045019-A (KR)
Title: Smart message management apparatus and method
Inventor: SHIM DAE MAN
IPC: G06F9/44
Filed: 2011-10-25
Abstract: PURPOSE: A smart message management device and a method thereof are provided to usefully use a text message by automatically interlinking a related application with the date, time, and related information of a text message received by a portable terminal. CONSTITUTION: An extracting unit(110) extracts related information from a received text message and an interlinking unit(120) interlinks the related information with an application. An operating unit(130) includes the related information and operates the application. The application is a housekeeping book operated in a portable terminal, a scheduler program, or a location-based service program. If the application is the housekeeping book, the related information is a date, time, a spending place, and spent money and the operating unit displays accumulated money. [Reference numerals] (110) Extracting unit; (120) Interlinking unit; (130) Operating unit
Patent KR-20130045481-A (KR)
Title: Warhead assembly of armor piercing fin-stabilized discarding sabot with improved dispersion
Inventor: LEE JONG CHEOL
IPC: F42B12/10
Filed: 2011-10-26
Abstract: PURPOSE: A warhead assembly of armor piercing fin-stabilized discarding sabot with improved dispersion is provided to minimize the shaking of the warhead assembly before the warhead assembly escapes from the muzzle. CONSTITUTION: A warhead assembly of armor piercing fin-stabilized discarding sabot comprises a penetrator, a separable skin, and a wing assembly body. A plurality of first external diameter extension units and a plurality of second external diameter extension units are individually formed to the outer surface of the separable skin and the rear end outer surface of the wing assembly body. The first external diameter extension unit and the second external diameter extension unit are contacted to the inner surface of a gun barrel when the warhead assembly is launched inside the gun barrel.
Patent KR-20130046185-A (KR)
Title: A celluloid die head for frame molding
Inventor: KIM JONG HYUN
IPC: B29C48/30
Filed: 2011-10-27
Abstract: PURPOSE: A die head for pressing celluloid is provided to press celluloid of a single layer and to supply celluloid of a double layer with different colors and designs by pressing. CONSTITUTION: A die head for pressing celluloid comprises an adjusting shaft(33) and an adjusting nut(34) to a mold protrusion unit which is protruded from the upper part of an upper mold(25) to a right side. A distribution space is formed to the right end portion of a head supply hole(28). A height adjusting member(32) is connected to the mold protrusion unit by a member fixing bolt(35). A thickness adjusting member(36) is installed to the upper side of a molding space(39).
Patent KR-20130047376-A (KR)
Title: Thatch crusher
Inventor: HWNAG JONG KYOON
IPC: B02C4/32
Filed: 2011-10-31
Abstract: PURPOSE: A grass-clippings crushing device is provided to have a two stage roller structure consisting of rollers which have different rotational speeds and an adjustable gap between each other, thereby finely crushing fibers of grass clippings. CONSTITUTION: A grass-clippings crushing device comprises a driving source(20), a power transmission unit, a housing(10), a first roller unit, and a second roller unit. The housing has a hopper(11) into which grass clippings are put. The first roller unit is rotatably installed in the housing, and composed of a pair of rollers which rotate at different speeds by a power provided by the power transmission unit. A helical groove is formed on the circumferential surface of at least one between the pair of rollers. The second roller unit comprises a pair of rollers which rotate at different speeds by a power provided by the power transmission unit, and which re-crushes the grass clippings crushed by the first roller unit.
Patent KR-20130050736-A (KR)
Inventor: LEE GI YEON
IPC: C10B39/14
Filed: 2011-11-08
Abstract: 소화차 게이트 제어 시스템이 개시된다. 본 발명의 일 실시예에 따른 소화차 게이트 제어 시스템은 적열 코크스의 온도를 측정하는 온도센서, 온도센서로부터 전달된 현재 적열 코크스의 온도와 미리 설정되어 있는 최적 적열 코크스 온도를 비교하여 현재 적열 코크스의 온도가 최적 적열 코크스의 온도보다 같거나 낮을 경우 게이트 제어 신호를 발생시키는 온도 컨트롤러부 및 온도 컨트롤러부로부터 게이트 제어 신호를 전달받아 게이트를 개방하는 구동부를 포함한다.
Patent KR-20130053844-A (KR)
Title: A refrigerator in use with auto drawer
Inventor: PARK BYUNG GUN
IPC: F25D25/00
Filed: 2011-11-16
Abstract: PURPOSE: An automatic drawer closing refrigerator is provided to allow a user to easily close a refrigerator drawer and to be integrally formed as a simple structure. CONSTITUTION: An automatic drawer closing refrigerator comprises a body, a drawer, a guide rail(100), a drawer rail(300), a middle rail(200), a holding unit(124), and a driving unit(103). The body comprises a storage chamber, the drawer is stored in the storage chamber. The guide rail is installed in the body and forms a protrusion unit. The drawer rail is installed in the drawer. The middle rail is arranged between the guide rail and the drawer rail so that the drawer slides along the guide rail. The holding unit is installed in the drawer rail and is hung on the protrusion unit. The driving unit forms a guide groove(117) guiding the holding unit and comprises an elastic body(123) applying an elastic force to the holding unit.
Patent KR-20130056084-A (KR)
Title: Automatic thermal shutdown circuit
Inventor: LEE KYOUNG HO
IPC: H02H7/08
Filed: 2011-11-21
Abstract: PURPOSE: An automatic thermal shutdown circuit is provided to be applied to a motor driver IC(Integrated Circuit) and to reduce production area and cost by being implemented with a CMOS(Complementary Metal-Oxide Semiconductor) process. CONSTITUTION: A first temperature detection part(100) detects temperature above a predetermined first temperature(T1) and provides a first temperature detection signal(STD1). A second temperature detection part(200) detects temperature below a second temperature(T2) predetermined to be lower than the first temperature and provides a second temperature detection signal(STD2). A shutdown signal generation part(300) provides a shutdown signal according to the first temperature detection signal and stops providing the shutdown signal according to the second temperature detection signal. [Reference numerals] (100) First temperature detection part; (200) Second temperature detection part; (500) Latch part
Patent KR-20130058530-A (KR)
Title: Primer set for detection of xanthomonas campestris
Inventor: MYUNG INN SHIK
IPC: C12N15/11
Filed: 2011-11-25
Abstract: PURPOSE: A species-specific primer for diagnosing bacterial disease in Brassicaceae, caused by Xanthomonas campestris, is provided to save costs and labor for diagnosis, to resolve problems generated from an agricultural field, and to improve breeding of high quality of Brassicaceae crops. CONSTITUTION: A primer set for detecting Xanthomonas campestris contains base sequences of sequence numbers 1 and 2. A method for diagnosing bacterial diseases in Brassicaceae, caused by Xanthomonas campestris, comprises: a step of isolating bacterial DNA from a sample; a step of performing PCR using the primer set and the DNA; and a step of separating the PCR product by size. A kit for detecting Xanthomonas campestris contains the primer set.
Patent KR-20130059533-A (KR)
Title: Food additives comprising extract of cuscuta japonica chois showing an inhibitory effect of bone resorption
Inventor: KIM BOK DEUK
IPC: A61P19/00
Filed: 2011-11-29
Abstract: PURPOSE: A food additive having an osteoclast activity inhibitory effect inhibiting differentiation of osteoclast and Cathepsin K, TNFa, IL-6 expression of osteoclast is provided to relieve bone diseases. CONSTITUTION: A food additive for reducing and preventing osseous metabolic diseases contains a Cuscuta japonica chois extract as an active ingredient. The osseous metabolic diseases include osteoporosis, Paget disease, periodontal disease, metastatic cancer, or rheumatoid arthritis.
Patent KR-20130059775-A (KR)
Title: Method for emotion analysis of a driver
Inventor: KIM JEONG HWAN
IPC: A61B5/352
Filed: 2011-11-29
Abstract: PURPOSE: A method for acquiring and monitoring biometric information of a bicyclist is provided to let the bicyclist recognize a dangerous situation by outputting a guide voice according to a degree of danger. CONSTITUTION: A biometric signal monitoring device(200) respectively receives an electrocardiogram signal and a pulse wave signal from a handle bar sensor(110) and a wrist sensor(120). The handle bar sensor includes an electrocardiogram sensor(111). The electrocardiogram sensor acquires biometric information from a palm of a bicyclist. The wrist sensor includes a pulse wave sensor(121). The pulse wave sensor acquires biometric information from the wrist of the bicyclist. [Reference numerals] (110) Handle bar sensor; (111) Electrocardiogram sensor; (112) First skin electric resistance sensor; (113) Skin temperature sensor; (114) Body fat sensor; (120) Wrist sensor; (121) Pulse wave sensor; (122) Second skin electric resistance sensor; (123) Wireless transmitting unit; (200) Biometric signal monitoring device; (201) A/D conversion unit; (202) Wireless receiving unit; (204) Memory unit; (206) Voice output unit; (207) Communication unit
Patent KR-20130062704-A (KR)
Inventor: CHO KIL RAE
IPC: B23P19/027
Filed: 2011-12-05
Abstract: PURPOSE: A portable hose compressor is provided to reduce the work time for clamping because the clamping work can be performed while carrying the hose compressor and to easily carry with respect to a device by streamlining the configuration. CONSTITUTION: A portable hose compressor comprises a pair of coupling members(100), a pair of dieses, and a hydraulic jack. The fastening members are coupled with each other and forms a groove for arraying the dies. The pair of dieses is arranged in the groove and includes a compressed groove in a polyangular shape on the symmetrical surface. The hydraulic jack is arranged in one side of the coupling members and pushes one dies to the other coupling members(110,120) passing through one coupling member.
Patent KR-20130063184-A (KR)
Title: Single crystal growth apparatus and method
Inventor: LEE WON JAE
IPC: H01L21/20
Filed: 2011-12-06
Abstract: PURPOSE: An apparatus and a method for growing a single crystal are provided to prevent the generation of crystal defects due to oversupply of carbon, by controlling the amount of the carbon supplied to a crucible in a heating process for single crystal growth temperature. CONSTITUTION: A crucible(110) accommodates a raw material. A guide ring(120) is inserted into the upper part of the crucible. A crucible cover(130) opens and closes the opened upper of the crucible. An insulating material(140) and a quartz tube(150) surround the outer surface of the crucible. A heating unit(160) is formed outside the quartz tube and heats the crucible. A coating layer(170) is formed in the inner surface of the crucible.
Patent KR-20120087784-A (KR)
Title: Safety Management System for Mandatory Job Safety Analysis and Method thereof
Inventor: YOON IK KEUN
IPC: G06Q10/06
Filed: 2011-12-06
Abstract: PURPOSE: A safety management system and a method thereof for JSA(Job Safety Analysis) are provided to extract registered information in dangerous element DB and to automatically input extracted information. CONSTITUTION: A storing module(140) stores a work safety analysis made by a JSA writing module in DB. The storing module stores the work safety analysis information in DB with reference to the work safety analysis. An inventory module(130) manages the work safety analysis information in the storing module. The inventory module generates the new work safety analysis by request of the JSA writing module.
Patent KR-20130063808-A (KR)
Title: Carcass device and the tire having it
Inventor: LEE CHANG MIN
IPC: B60C9/08
Filed: 2011-12-07
Abstract: PURPOSE: A carcass member and a tire including the same are provided to reduce separation, efficiently disperse heat generated from the tire, and improve structural stability by reducing a deformation rate of a connection part of a bead unit and the carcass. CONSTITUTION: A carcass member(10) comprises a plurality of aligned carcass cords(1) and a cord insertion unit(2). The cord insertion unit is installed on both ends of the carcass cord and connects the ends of the carcass cords.
Patent KR-20130068260-A (KR)
Title: 마찰교반접합에 의한 모터케이스의 용접 방법 및 그에 의해 형성된 모터케이스
Inventor: KIM HEUNG JU
IPC: B23K20/12
Filed: 2011-12-15
Abstract: 모터케이스의 용접 방법이 개시된다. 본 방법은, 상호 맞춤에 의해 내부에 수냉용 관로를 형성하는 내부 케이스 및 외부 케이스를 조립하여 모터케이스를 형성하는 단계와, 접촉면의 중심부로부터 가장자리까지 연장된 나선형 요홈이 형성된 프로브를 가진 용접공구를 이용하여 마찰교반접합에 의해 상기 모터케이스의 양 단부를 용접하는 단계를 포함할 수 있다. 그에 의해 상호 조립에 의해 내부에 수냉용 관로를 형성하는 내부 케이스 및 외부 케이스의 양 단부를 용접하되 냉각수의 누수를 효과적으로 방지할 수 있다.
Patent KR-20120073115-A (KR)
Title: Thermoelectric conversion material
Inventor: FUJIEDA TADASHI
IPC: C03C4/00
Filed: 2011-12-21
Abstract: PURPOSE: A thermoelectric material is provided to selectively precipitate high conductive crystals or magnetism crystals which are composed of transition elements from amorphous materials by microwave heating. CONSTITUTION: A thermoelectric material is semiconducting glass which contains vanadium and at least a part of the materials is crystallized. MxV2O5 crystal is precipitated in the semiconducting glass. In the crystal, M indicates one of metal elements from iron, antimony, bismuth, tungsten, molybdenum, manganese, nickel, copper, silver, alkali metal, and alkaline earth metal. More than 10 volume% of the semiconducting glass is crystallized. Intervals between crystals in the semiconducting glass are 10 nano meters or less.
Patent KR-20130074209-A (KR)
Title: Manufacturing method of ball seat, ball seat and ball valve for steam
Inventor: OH YONG HWAN
IPC: B21K1/20
Filed: 2011-12-26
Abstract: PURPOSE: A manufacturing method of a ball seat, a ball seat manufactured thereby, and a ball valve for steam using the same are provided to enable the ball valve to have excellent durability and operability by using the ball seat having excellent physical properties. CONSTITUTION: A manufacturing method of a ball seat is as follows. A reinforced ball seat resin having a polyfluoroethylene copolymer resin or reinforced composition is put into a ball seat mold and is formed by applying pressure thereto (100). The formed ball seat is heated for a specific time and is cooled (200). The outer surface of the ball seat is cut (300). The surface of the cut ball seat is grinded (400). [Reference numerals] (100) Forming process; (200) Heat treatment process; (300) Cutting process; (400) Grinding process
Patent KR-20130077723-A (KR)
Title: The projection screen for multi in short focal lenth
Inventor: CHOI HAE YONG
IPC: G03B21/56
Filed: 2011-12-29
Abstract: PURPOSE: A projection screen having a multi-short focal distance is provided to make a focal distance of a screen and a focal distance of a short-focus projector coincide, thereby removing a hot-spot phenomenon. CONSTITUTION: A projection screen having a multi-short focal distance includes a surface base (1), a rear base (2), and a transmissive surface (3). The surface base has the convex spherical surface on the pixel surface (D) of 0.1-5m/m unit. The rear base has the convex spherical surface on the pixel surface of 0.1-5m/m unit. The screen includes a focal distance in which the sum of the plus focal distance of the convex spherical surface and the minus focal distance of the concave spherical surface coincides with a projection distance of the short focus projector.
Patent KR-20110017455-A (KR)
Inventor: CRAVO DANIEL
IPC: C07D471/04
Filed: 2009-05-19
Abstract: 본 발명은 식 중 X, Y, Z, R 1 , R 2 , R 3  가 청구항 제 1 항에서 정의되는 바와 같은 하기 화학식 (I) 의 화합물 (이의 약학 조성물을 포함), 및 당뇨병, 대사 증후군, 비만, 암, 염증의 치료 및/또는 예방에서의 이의 용도에 대한 것이다.
Patent KR-20110040867-A (KR)
Inventor: DAI JIWANG
IPC: H04N21/2668
Filed: 2008-06-26
Abstract: 본 원리들은 주문형 비디오(VOD) 프로그램들로의 시간 윈도우 기반 적응형 광고 삽입을 수행하기 위한 방법 및 장치를 제공한다.  방법은 전통적인 광고 삽입에서의 고정된 광고 삽입 포인트들과 반대로, 실제 콘텐츠 뷰잉 시간에 따라 광고들을 다이나믹하게 삽입한다.  방법은 빠르게 감기 및 되감기와 같은 트릭 모드들이 빈번하게 이용되는 인터액티브 세션에서 삽입된 광고들에 의해 야기되는 사용자들로의 부정적인 영향을 최소화시킨다.
Patent KR-20110039322-A (KR)
Inventor: TAKAHASHI KENTA
IPC: G06F21/32
Filed: 2009-08-21
Abstract: 등록 시에 클라이언트가 취득한 생체 정보로부터 등록용 특징량 배열을 작성하고, 이것을 변환한 위치 보정용 템플릿 및 대조 템플릿을 서버에 등록한다.  인증 시에는, 클라이언트가 취득한 생체 정보로부터 인증용 특징량 배열을 작성하고, 이것을 변환한 위치 보정용 변환 특징량을 서버에 송신한다.  서버는 위치 보정 템플릿과 위치 보정용 변환 특징량을 이용하여, 등록용 특징량 배열에 대한 인증용 특징량 배열의 위치 보정량을 검출하고, 클라이언트에 송신한다.  클라이언트는 위치 보정량을 이용하여 인증용 특징량 배열을 보정하고, 또한 변환한 대조용 변환 특징량 배열을 서버에 송신한다.  서버는 대조 템플릿과, 대조용 변환 특징량 배열과의 거리를 계산하고, 이에 기초하여 인증 성공 여부를 판정한다.
Patent KR-20110039458-A (KR)
Inventor: ENGELEN DIRK V R
IPC: H05B37/02
Filed: 2009-07-03
Abstract: 본 발명은 복잡한 조명 시스템과 같은 조명 기반 구조의 제어와 관련된다.  본 발명의 실시예는 컴퓨터에 의해 조명 기반 구조를 제어하기 위한 방법을 제공하는데, 상기 방법은 상기 조명 기반 구조를 갖는 방의 단일 방 도면(10)을 상기 방의 상이한 도면들을 조합함으로써 디스플레이(12) 상에 생성하는 단계(S10), 상기 생성된 단일 방 도면에 관한 입력 신호들(14)을 수신 및 처리하는 단계(S12) 및 상기 처리된 입력 신호들에 응답하여 상기 조명 기반 구조를 제어하기 위한 출력 신호들(16)을 생성하는 단계(S14)를 포함한다.  단일 방 도면은 컴퓨터 페인트 프로그램과 유사한 조명 기반 구조의 직관적인 제어를 가능하게 한다.
Patent KR-20110046468-A (KR)
Title: 골프 클럽 헤드와 샤프트를 위한 분리 및 교체 가능한 연결구
IPC: A63B53/02
Filed: 2009-07-13
Abstract: 본 발명의 골프 클럽 헤드는, 클럽 헤드와 샤프트가 용이하게 교체될 수 있도록, 및/또는 클럽 헤드에 대한 샤프트의 위치가 용이하게 변경될 수 있도록, 분리 가능하게 샤프트에 결합된다.  클럽 헤드 및 샤프트 연결용 조립체는 샤프트 어댑터, 샤프트 리테이너, 및 내측 챔버가 마련된 클럽 헤드를 포함한다.  클럽 헤드와 샤프트는, 고정 시스템을 분리하고 기존의 부품을 다른 부품으로 교체함으로써 교체될 수 있다.  게다가, 샤프트는, 클럽 헤드에 대한 샤프트의 위치를 조정할 수 있게 하도록, 샤프트 맞물림 부재에 대해 소정 각도로 굴곡되거나 또는 다른 식으로 연장될 수 있다.
Patent KR-20110059841-A (KR)
Inventor: BERKENBUSCH THILO
IPC: A61K31/4709
Filed: 2009-09-14
Abstract: 본 발명은 다음 화학식 1의 신규한 결정 형태 및 이의 나트륨 염, 이들의 제조방법, 이의 약제학적 조성물, 및 C형 간염 바이러스(HCV) 감염을 치료하기 위한 이의 용도에 관한 것이다.