baber/WOPTO huggingface dataset:
Patent KR-20200120730-A (KR)
Title: 액화 수소 운반선 및 선체 보호 방법
Inventor: GOKAN KAZUTO
IPC: F17C13/02
Filed: 2019-02-28
Abstract: 액화 수소 운반선은, 선체와, 선체에 탑재된 탱크이며 액화 수소를 저류하는 탱크 본체 및 탱크 본체를 덮는 단열층을 포함하는 탱크와, 선체와 함께 탱크를 수용하는 유지 공간을 형성하는 탱크 커버와, 유지 공간에 질소를 공급하는 질소 공급 장치와, 유지 공간에 해수를 공급하는 해수 공급 장치와, 단열층의 표면의 온도 또는 단열층의 내부의 온도를 계측하는 온도계와, 온도계로 계측된 온도가 설정 값을 하회할 때에, 유지 공간의 바닥에 해수층이 형성되도록 해수 공급 장치를 제어하는 제어 장치를 구비한다.
Patent KR-20210024438-A (KR)
Title: 방사선 투과 검사 방법 및 장치, 및 미다공막의 제조 방법
Inventor: WATANABE MITSURU
IPC: G01N23/16
Filed: 2019-06-26
Abstract: 코어의 외주면에 장척의 필름이 복수 둘레 권회된 필름 릴을 검사 대상물로서 X선 투과 검사를 행할 때에, 이물의 위치에 따른 검출 감도의 차의 영향을 경감해서 이물을 확실하게 검출할 수 있다. 릴의 일방측의 측면을 측단부 A, 타방측의 측면을 측단부 B로 하고, 제 1 방사선원으로부터 조사되고, 상기 필름 릴의 측단부 A로부터 입사되고, 릴 중을 투과하고, 측단부 B로부터 출사되는 방사선을 제 1 검출기로 검출하여 이물에 관한 정보를 얻는 제 1 이물 검지 공정과, 제 2 방사선원으로부터 조사되고, 상기 필름 릴의 측단부 B로부터 입사되고, 릴 중을 투과하고, 측단부 A로부터 출사되는 방사선을 제 2 검출기로 검출하여 이물에 관한 정보를 얻는 제 2 이물 검지 공정을 포함하는, 방사선 투과 검사 방법이다.
Patent KR-20200130701-A (KR)
Title: 조성물
Inventor: DAHLING MARIT
IPC: C09D133/04
Filed: 2019-03-18
Abstract: 본 발명은 다음을 포함하는 파울링 방지 코팅 조성물에 관한 것이다: (i) 아크릴계 아세탈 에스테르 코폴리머; 및 (ii) 모노카르복실산의 아연 염 또는 (ii) 모노카르복실산; 및 (iii) 모노카르복실산과 반응하여 모노카르복실산의 아연 염을 형성하는 아연 화합물.
Patent KR-20200117048-A (KR)
Title: 실리콘 기반 유전체 상에서의 6각형 붕소 질화물의 직접적 형성
Inventor: BERRY VIKAS
IPC: H01L21/324
Filed: 2017-04-28
Abstract: 그래핀/6각형 붕소 질화물(h-BN) 헤테로구조물을 제작하기 위한 스케일링가능한 프로세스가 본 명세서에 개시된다.  이 프로세스는, Si 3 N 4 /Si 기판(B/N 원자 비율 = 1:1.11±0.09) 상에 직접 대면적의 균일하고 초박형 h-BN의 핵형성 및 성장을 위해 실리콘 질화물 코팅된 실리콘(Si 3 N 4 /Si) 표면 상의 활성 부위와의 (BN) X H y -라디칼의  인터페이싱을 포함한다.  또한, 생성된 h-BN 표면과 반 데르 발스 결합된 1분자층 그래핀은, Si 3 N 4 /Si에 비해 h-BN의 거칠기가 (3.4배) 감소되는 것으로부터 혜택을 받는다.  감소된 표면 거칠기는 표면 거칠기 산란 및 전하 불순물 산란의 감소로 이어지기 때문에, h-BN/Si 3 N 4 /Si 상의 그래핀에 대한 향상된 진성 전하 캐리어 이동도(3 배)를 보인다.
Patent KR-20200119902-A (KR)
Inventor: WENDEL ANDREAS
IPC: B60R11/04
Filed: 2018-05-10
Abstract: 본 기술은 자율 주행 모드를 갖는 차량들에 대한 카메라 시스템들에 관한 것이다.  예시적인 시스템은 차량의 환경의 이미지들을 캡처하기 위해 차량(100) 상에 장착된 제1 카메라를 포함한다.  제1 카메라(300)는 제1 노출 시간을 갖고 ND 필터가 없다.  시스템은 차량의 환경의 이미지들을 캡처하기 위해 차량 상에 장착되고 ND 필터를 갖는 제2 카메라(350)를 또한 포함한다.  시스템은 제1 카메라 및 제1 노출 시간을 이용하여 이미지를 캡처하고, 제2 카메라 및 제2 노출 시간을 이용하여 이미지를 캡처하고, 제2 카메라를 이용하여 캡처된 이미지를 이용하여 조명된 물체들을 식별하고, 제1 카메라를 이용하여 캡처된 이미지를 이용하여 물체들의 위치들을 식별하고, 식별된 조명된 물체들 및 식별된 물체들의 위치들을 이용하여 자율 주행 모드에서 차량을 제어하도록 구성된 하나 이상의 프로세서를 또한 포함한다.
Patent KR-20210008473-A (KR)
Title: 도전성 페이스트, 전자 부품 및 적층 세라믹 콘덴서
Inventor: NAYA MASAKUNI
IPC: H01G4/12
Filed: 2018-11-20
Abstract: 경시적인 점도 변화가 적고, 점도 안정성이 우수하고, 또한, 도포 후의 건조막 밀도가 우수한 도전성 페이스트 등을 제공한다. 
도전성 분말, 세라믹 분말, 분산제, 바인더 수지 및 유기 용제를 함유하는 도전성 페이스트로서, 분산제는, 일반식 (1) 로 나타내는 아미노산계 분산제를, 도전성 분말 100 질량부에 대해, 0.01 질량부 이상 2 질량부 이하, 및, 일반식 (2) 로 나타내는 아민계 분산제를 도전성 분말 100 질량부에 대해, 0.01 질량부 이상 2 질량부 이하 함유하고, 도전성 분말을, 도전성 페이스트 전체에 대해, 40 질량％ 이상 60 질량％ 이하 함유하는 도전성 페이스트 등에 의해 제공.
Patent KR-20200142534-A (KR)
Title: 인티메이트 케어 윤활제 조성물 및 그를 제조하는 방법
Inventor: KRZYSIK DUANE
IPC: A61L31/06
Filed: 2019-03-06
Abstract: 인티메이트 케어 적용에 사용하기 위한 윤활제, 피부 컨디셔너, 외과용 윤활제 및/또는 활성 국소 제약상 작용제를 위한 담체로서 유용하고 효과적인 수중실리콘 에멀젼 및 그를 제조하는 방법이 개시되어 있다.  바람직한 예에서, 본 발명의 에멀젼은 유동성이고, 약 15,000 센티포아즈 (cP) 이하의 점도를 가지며, 적어도 약 1년 동안의 저장 시에 안정적이다.
Patent KR-20210009333-A (KR)
Title: 조립 플라스틱 트레이
Inventor: ZHANG HONG
IPC: B65D19/00
Filed: 2018-10-24
Abstract: 본 발명은 조립 플라스틱 트레이를 제공하며, 여기에는 메인 보드(1) 및 메인 보드 양측에 고정된 스트레이크(strake)(3)가 포함된다. 상기 메인 보드에는 2개의 리브 프레임(11) 및 2개의 상기 리브 프레임 사이에 균일하게 설치된 복수의 스트립형 패드 풋(pad foot)(12)이 포함된다. 조립 플라스틱 트레이를 조립하는 단계는 다음과 같다. 즉, 먼저 상기 메인 보드에서 각각 제1 메인 보드 강관(2)과 제2 메인 보드 강관(8)을 리브 프레임 상의 제1 메인 보드 강관 홀(13)과 제2 메인 보드 강관 홀(14)에 삽입한다. 그 다음 2개의 상기 스트레이크를 보스(boss)(32)와 관통 삽입홈을 통해 상기 메인 보드 양측면 상에 장착하고, 상기 스트레이크 연결 블록을 통해 상기 보스와 상기 관통 삽입홈을 고정한다. 그 후 2개의 상기 스트레이크 상의 스트레이크 강관 홀에 스트레이크 강관을 삽입한다. 마지막으로 상기 강관 연결부재와 강관 차단 블록을 통해 스트레이크 강관과 제1 메인 보드 강관을 서로 고정시킨다. 본 트레이는 저렴한 비용, 간단한 설치, 신속한 스트레이크 교체 등의 장점이 있다.
Patent KR-20210023900-A (KR)
Title: 커버 부재 및 이것을 구비하는 부재 공급 어셈블리
Inventor: SUGAYA Yosuke
IPC: B32B27/06
Filed: 2020-08-06
Abstract: 본 발명의 커버 부재는, 개구를 갖는 면을 갖는 대상물의 당해 면에 배치되어, 상기 개구에 있어서의 이물의 통과를 방지하는 부재이며, 당해 커버 부재가 상기 면에 배치되었을 때 상기 개구를 덮는 형상을 갖는 보호막과, 보호막의 한쪽 주면에 접합된 제1 기재층을 구비한다.  제1 기재층은, 둘 이상의 기재 필름을 포함하는 적층 구조를 가짐과 함께, 커버 부재가 상기 면에 배치되었을 때 보호막과 상기 면 사이에 위치한다.  상기 둘 이상의 기재 필름은, 비발포 필름과 발포 필름을 구비한다.  본 발명의 커버 부재는, 부재 공급용 시트로부터의 박리성의 개선에 적합하다.
Patent KR-20220099152-A (KR)
Inventor: LEE CHOONG HEE
IPC: A61B5/026
Filed: 2021-01-04
Abstract: A device for confirming a biological parathyroid gland according to the present invention comprises: a memory part that stores a parathyroid gland image of a subject photographed by a near-infrared ray sensor; an attribute information extraction part that extracts the attribute information from the parathyroid gland image; and a processor comprising a machine learning model into which the attribute information is inputted, and generating a blood flow index of the parathyroid gland from the attribute information based on the machine learning model. Therefore, the present invention is capable of having an effect of performing a biological confirmation of the parathyroid gland with high reliability.
Patent KR-20210006491-A (KR)
Inventor: KIMTAESOO
IPC: B32B37/12
Filed: 2021-01-08
Abstract: The present invention relates to a real wood interior material and a manufacturing method thereof, which can reduce the time and costs for manufacturing products, reduce the weight of products, and minimize the generation of defects, thereby allowing users to easily conduct a finishing operation.
Patent KR-20220105520-A (KR)
Inventor: LEE JEONG WON
IPC: H04N5/14
Filed: 2021-01-20
Abstract: According to one aspect of the present invention, a method for providing identification information related to an atypical object is provided. The method includes the steps of: detecting an atypical object from an input image using an artificial intelligence-based detection model; determining whether the atypical object is a target object based on at least one of a positional relationship between the atypical object and the typical object detected from the input image and feature information related to the atypical object; and providing identification information related to the atypical object based on the determination result.
Patent KR-20220110972-A (KR)
Inventor: BONSEUK KOO
IPC: G06Q30/02
Filed: 2021-02-01
Abstract: One embodiment of the present invention relates to a method and an apparatus for estimating a trend based on machine learning for estimating a target performance indicator of an application. The apparatus includes: an existing-sample learning unit training an artificial intelligence model based on an existing application and performance indicator data by time and date thereof; an input data acquisition unit bringing a currently targeted application and performance indicator records thereof from the past to the present; a data estimation unit learning the data of the existing-sample learning unit through a machine learning learner; and a prediction unit estimating an application performance indicator within a maximum of one month through the estimation unit using the data of the acquisition unit. Therefore, the present invention is capable of helping to bring about a maximum level of performance by applying performance data to a marketing platform.
Patent KR-20220117005-A (KR)
Title: Method AND DEVICE FOR extracting abnormal data from machine learning model
Inventor: KIM WON TAE
IPC: G06N5/02
Filed: 2021-02-16
Abstract: A method for extracting abnormal data of a machine learning model is provided. The method for extracting abnormal data of a machine learning model according to some embodiments of the present invention comprises the steps of: acquiring sensing data; outputting first result data from a first machine learning model that drives with the sensing data as an input; outputting second result data from a second machine learning model that drives with the sensing data as an input and is different from the first machine learning model; comparing the sensing data and the second result data; determining whether the sensing data is abnormal data based on the comparison result; and storing log information of target data that is the sensing data determined to be abnormal data when the sensing data is determined to be abnormal data. Accordingly, it is possible to improve the performance of a machine learning model.
Patent KR-20220121616-A (KR)
Title: Semiconductor memory device and operation method thereof
Inventor: HEE YOUL LEE
IPC: G11C11/56
Filed: 2021-02-25
Abstract: A semiconductor memory device includes a memory block, a peripheral circuit, and a control logic. The memory block includes a plurality of string groups each connected to a corresponding source selection line among a plurality of source selection lines. The peripheral circuit is configured to perform a program operation of data for the memory block. The control logic controls the program operation of the peripheral circuit. The plurality of source selection lines are grouped into a plurality of source selection line groups. The control logic increases, to a first level, a voltage of a first source selection line group including a source selection line connected to a selected string group among the plurality of source selection line groups and controls the peripheral circuit to apply a verify voltage to a selected word line among word lines connected to the memory block and a verify pass voltage to an unselected word line. It is possible to reduce program disturbance.
Patent KR-20220124318-A (KR)
Title: Storage controller redirecting a write operation and operating method thereof
Inventor: KIM MINJI
IPC: G06F3/06
Filed: 2021-03-02
Abstract: A storage controller according to one embodiment of the present disclosure communicates with a host and a plurality of flash memory areas. An operation method of the storage controller comprises the steps of: receiving a write request for a first flash memory area among the flash memory areas from the host; determining that the first flash memory area is unusable based on a state information set; generating redirection information indicating that a second flash memory area is selected instead of the first flash memory area among the flash memory areas; performing a write operation on the second flash memory area based on the redirection information and updating state information of the second flash memory area included in the state information set based on the write operation; outputting redirection result information indicating that the write data of the write request has been processed in the second flash memory area to the host; and receiving a read request corresponding to the write data and including information of the second flash memory area from the host. Accordingly, data processing speed is improved.
Patent KR-20220124406-A (KR)
Title: Blockchain-based data backup and verification device
Inventor: SON JONG HEE
IPC: H04L9/06
Filed: 2021-03-03
Abstract: The present invention relates to a blockchain-based data backup and verification device. More specifically, the blockchain-based data backup and verification device comprises: an encryption data generating unit for generating encrypted backup data by converting backup data into a hash value encrypted with the public key of a user according to a storage request for the backup data; a block allocation unit for delivering the encrypted backup data to a backup node to allocate the encrypted backup data to a first blockchain block; a block reallocation unit for delivering the encrypted backup data to a second blockchain block through a backup node when the encrypted backup data is not delivered in delivering the encrypted backup data to the first block chain block; and a data original verification unit for generating encrypted specific data by converting specific data into a hash value encrypted with the public key of the user according to a request for verification of the original between the encrypted backup data and the specific data, and verifying the original for the specific data by verifying the identity between the encrypted backup data and the encrypted specific data. Therefore, the blockchain-based data backup and verification device can generate and store the encrypted backup data by using a block chain.
Patent KR-20220124927-A (KR)
Title: Pillar decreased vibration
Inventor: PARK SU JUNG
IPC: E04B1/98
Filed: 2021-03-04
Abstract: The present invention relates to a vibration-proof metal pillar having a function for suppressing or preventing horizontal vibration of a horizontal arm of a metal pillar on which an attachment such as a camera or a traffic light is installed. The vibration-proof metal pillar comprises: a vertical pillar vertically installed on the ground and provided with a pillar-side fixing part formed on an upper portion thereof; a horizontal arm coupled to the upper side of the vertical pillar and provided with an arm-side fixing part formed on an upper portion thereof; and a support member preventing deflection of the horizontal arm, wherein both ends thereof are coupled between the pillar-side fixing part and the arm-side fixing part. The pillar-side fixing part is formed on the vertical pillar to be separated and perpendicular to an arm centerline of the horizontal arm on a plane. Both ends of the support member are coupled to the pillar-side fixing part and the arm-side fixing part. The present invention can be realized as a vibration-proof metal pillar coupled while forming a planar crossing angle between the centerline of the support member and the arm centerline of the horizontal arm on the plane. The vibration-proof metal pillar can be manufactured at the same manufacturing costs as a conventional technique and can suppress or prevent planar vibration in the horizontal arm.
Patent KR-20220125749-A (KR)
Title: Device for reducing air resistance for ship and ship having the same
Inventor: LEE SUNG JUN
IPC: B63B25/00
Filed: 2021-03-04
Abstract: An air resistance reduction device for a ship of the present invention includes: a body part disposed on a plane of a stepped part formed due to a height difference in a ship; an air resistance reducing part connected to the body part through a rotating shaft; and an inclination adjustment part for adjusting an inclination angle of the air resistance reducing part, wherein the air resistance reducing part includes a photovoltaic power generation module, and the photovoltaic power generation module may produce power required for operation of the inclination adjustment part.
Patent KR-20220127054-A (KR)
Title: Solar Cell and Method of manufacturing the same
Inventor: KIM JAE HO
IPC: H01L51/44
Filed: 2021-03-10
Abstract: A solar cell and a manufacturing method thereof are provided. The solar cell includes: a semiconductor substrate; a first semiconductor layer provided on one surface of the semiconductor substrate; a second semiconductor layer provided on one surface of the first semiconductor layer; a third semiconductor layer provided on one surface of the second semiconductor layer; a first transparent conductive layer provided on one surface of the third semiconductor layer; and a first electrode provided on one surface of the first transparent conductive layer. The second semiconductor layer is made of a p-type semiconductor layer. The third semiconductor layer is made of a p+-type semiconductor layer including W.
Patent KR-20220132890-A (KR)
Title: Nitrided nin-zeolite catalysts for the dry reforming of methane
Inventor: MIN BUM PARK
IPC: B01J35/00
Filed: 2021-03-24
Abstract: According to the present invention, N-ZSM-5 and N-beta zeolite with enhanced basic properties are prepared by substituting framework oxygen with nitrogen through high-temperature nitration with ammonia. Basic zeolite and an acidic counterpart thereof are impregnated with Ni by incipient impregnation and catalytic properties for dry reforming of methane (DRM) are investigated. Physicochemical properties of a catalyst such as a chemical state of nickel and the properties of framework nitrogen and acid-base are analyzed by elemental analysis, ^29Si MAS NMR, NH-3 and CO_2 TPD, IR, XPS, H_2 chemisorption. For all catalysts, DRM activity is compared according to the reaction time by changing the temperature under the same conditions. According to the overall results, nitrided Ni/N-ZSM-5 exhibits superior DRM activity compared to Ni/H-ZSM-5, especially at high temperature, due to enhanced basic properties of Ni active species and improved dispersion.
Patent KR-20220134127-A (KR)
Title: Apparatus for amplifying wave energy
Inventor: KIM WON BAE
IPC: A61N2/00
Filed: 2021-03-26
Abstract: The present invention relates to an apparatus for amplifying wave energy, and more specifically, to an apparatus for amplifying wave energy, which amplifies the wave energy of far-infrared rays by combining a mineral material emitting the far-infrared rays and a magnetic material with strong magnetism, and injecting a strong current. The apparatus for amplifying wave energy comprises a housing, a far-infrared ray emitting layer, a heat wire, a magnetism forming layer, and a magnetic material layer.
Patent KR-20210150965-A (KR)
Inventor: LEE JEONG GUK
IPC: H04N5/378
Filed: 2021-03-31
Abstract: An image sensor according to an aspect of the technical idea includes: a pixel array in which each of a plurality of pixel groups having first pixels to which a first conversion gain is applied and second pixels to which a second conversion gain is applied; a read-out circuit that receives first pixel signals corresponding to the first pixels and second pixel signals corresponding to the second pixels through a single readout for each of the plurality of pixel groups, generates first image data based on the first pixel signals of the pixel groups, and generates second image data based on the first pixel signals of the pixel groups; and an image signal processor that merges the first image data and the second image data in units of pixel groups and generates output image data.
Patent KR-20220148024-A (KR)
Title: Bush assembly for showerhead electrode plate and combination structure of electrode plate and plate
Inventor: LIM SANG IL
IPC: H01J37/32
Filed: 2021-04-28
Abstract: The present invention relates to a coupling structure of a plate of a showerhead electrode plate for a shower head and a coupling structure between an electrode plate and a plate. More specifically, a groove portion (210) is formed on one side of the electrode plate (200). A lower groove (211), in which a lower body of an insert (10) is located on a lower part, and an upper groove (213), in which the insert (10) is inserted on an upper part, are formed to be extended from each other. The lower groove (211) is formed to be larger than the upper groove (213) to fit the insert (10) into the groove portion (210). After the bush (20) is introduced into a bush inlet hole (11) of the insert (10), a protrusion is inserted into a protrusion inlet hole (13). By rotating the bush (20), a locking protrusion (13) slides along a slide hole (15) of the insert (10) such that the end of the slide hole (15) and the side surface of the locking protrusion (13) come into contact and are fixed. By fastening a fastening member (30) to an upper part of the bush (20), a lower side of the fastening member (30) abuts and is fixed with an upper side of the insert (10). The electrode plate (200) is provided with a plate (300), and the coupling hole (310) is arranged on the same line as a fastening hole (21) of the bush (20) to be completely fastened with a bolt (b). When the electrode plate (200) and the plate (300) are coupled, a strong fixing force and loosening can be prevented by the coupling structure of a bush assembly.
Patent KR-20210137398-A (KR)
Title: Semiconductor module
IPC: H03K17/687
Filed: 2021-05-06
Abstract: In one embodiment, a semiconductor module includes a low-side switch and a high-side switch. The low-side switch and the high-side switch are disposed laterally adjacent to each other, are connected in series between the VIN package pad and the ground package pad of the semiconductor module, and form a half bridge configuration having an output node. The semiconductor module further includes a first capacitor pad coupled to a ground potential and a second capacitor pad coupled to a VIN potential. A first capacitor pad is disposed vertically above the low-side switch. A second capacitor pad is disposed vertically above the high side switch.
Patent KR-20220008744-A (KR)
Title: Lithium ion conductor, component for a lithium battery including the same, preparing method thereof, protected positive active materail including the same, and lithium battery including the same
Inventor: MIARA LINCOLN
IPC: H01M10/052
Filed: 2021-05-13
Abstract: The present invention relates to a lithium ion conductor represented by the following formula 1, a component for lithium battery including the same, a preparing method thereof, and a protective positive electrode active material and a lithium battery including the same. The formula 1 is Li_(7-a*-(b-4)*β-x)M^a_αLa_3Zr_(2-β)M^b_βO_(12-x-δ)X_xN_δ, wherein M^a is a cationic element of valence a, M^b is a cationic element of valence b, X is an anion of valence -1, and wherein when M^a contains H, 0 =< α =< 5, and when M^a does not contain H, 0 =< α =< 0.75, 0 =< β =< 1.5, 0 =< x =< 1.5, (a*α+(b-4)β+x) > 0, and 0 =< δ =< 6. The present invention relates to a lithium ion conductor having improved stability and ionic conductivity, a component for a lithium battery including the lithium ion conductor, a lithium battery including the lithium ion conductor, and a protective positive electrode active material including the lithium ion conductor.
Patent KR-20220156268-A (KR)
Title: Artificial intelligence accelerator
Inventor: LEE SEONG JU
IPC: G11C7/10
Filed: 2021-05-18
Abstract: An artificial intelligence (AI) accelerator comprises: a memory circuit which provides weight data and vector data; a multiplication circuit/adder tree which performs multiplication and addition operations on the weight data and the vector data; a first accumulator which is synchronized with an odd clock signal to perform a cumulative addition operation on odd output data of output data from the multiplication circuit/adder tree and first latch data; and a second accumulator which is synchronized with an even clock signal to perform a cumulative addition operation on even output data of the output data from the multiplication circuit/adder tree and second latch data. The present invention has an advantage of improving a cumulative addition rate without increasing an area occupied by an accumulator.
Patent KR-20220161777-A (KR)
Title: How to use the terminal's clothing coordination information
Inventor: LEE EUN YOUNG
IPC: G06Q30/06
Filed: 2021-05-31
Abstract: A method of utilizing clothing coordination information of a terminal according to an embodiment comprises the steps of: (a) acquiring images taken of clothing items possessed by a customer and transmitting the same to a first server and a second server; (b) transmitting, to the first server, recommended coordination request information matched with a clothing item selected by the customer; (c) receiving, from the first server, recommended coordination information matched with the selected clothing item generated by using reference coordination information; (d) when the recommended coordination information is determined to be related to a clothing item possessed by another customer other than the customer, transmitting rental request information on the clothing item possessed by the other customer to the second server; and (e) receiving selected rental location information corresponding to the rental request information from the second server. In the present invention, a user is provided with optimal coordination information that uses existing clothes without buying new clothes.