baber/WOPTO huggingface dataset:
Patent KR-20180051632-A (KR)
Title: 시스템을 동작시키는 방법 및 시스템
Inventor: LOERRACHER TOBIAS
IPC: G16H20/10
Filed: 2016-10-13
Abstract: 본 개시물은 시스템을 동작시키는 방법에 관한 것으로, 상기 시스템은 진단 데이터를 감지하는 센서 디바이스 및 약제를 전달하는 약제 전달 디바이스 중 적어도 하나를 가지는 진단 디바이스 (1); 휴대형 전자 소비자 디바이스 (2); 휴대형 전자 소비자 디바이스 (2) 와의 데이터 통신을 위한 제 1 통신 프로토콜 및 진단 디바이스 (1) 와의 데이터 통신을 위한 제 2 통신 프로토콜이 제공된 중간 디바이스 (3); 및 중간 디바이스 (3) 에 제공된 제어 모듈 (6) 을 포함하며, 본 방법은, 제어 모듈 (6) 에서, 제어 모듈 (6) 에 제공되는 수신 기능에 의해 휴대형 전자 소비자 디바이스 (2) 로부터 제어 데이터를 수신하는 단계로서, 제어 데이터는 진단 디바이스 (1) 의 동작을 제어하도록 구성되는, 상기 수신하는 단계; 제어 데이터가 제어 모듈 (6) 에 의해 제공되는 수신확인 기능에 의해 수신확인될 수 있는지 여부를 결정하는 단계; 및 제어 데이터가 수신확인되면, 제어 모듈 (6) 에 제공되는 송신 기능에 의해 제어 데이터를 진단 디바이스 (1) 로 송신하는 단계를 포함한다.     또, 시스템이 제공된다.
Patent KR-20180054750-A (KR)
Title: 글라스판용 합지
Inventor: HAGIHARA KOICHI
IPC: C03B40/033
Filed: 2016-08-12
Abstract: 합지로부터 글라스판 표면으로의 이물의 전사에 따른 오염이 저감된 글라스판용 합지의 제공. 셀룰로오스펄프를 주성분으로 한 종이를 기재로 하고, 상기 기재에 물에 대한 용해성이 높은 수용성수지를 부여하는 것에 따른다.
Patent KR-20180073704-A (KR)
Title: 설계 정보로부터의 시뮬레이션된 이미지의 생성
Inventor: ZHANG JING
IPC: G03F1/76
Filed: 2016-11-17
Abstract: 설계 정보로부터 시뮬레이션된 이미지를 생성하기 위한 방법 및 시스템이 제공된다.  하나의 시스템은 하나 이상의 컴퓨터 서브시스템 및 컴퓨터 서브시스템(들)에 의해 실행되는 하나 이상의 컴포넌트를 포함하며, 상기 컴포넌트는 생성 모델을 포함한다.  생성 모델은 표본에 대한 설계 정보의 특징(feature)들을 결정하도록 구성된 2개 이상의 인코더 레이어(encoder layer)를 포함한다.  생성 모델은 또한 결정된 특징들로부터 하나 이상의 시뮬레이션된 이미지를 생성하도록 구성된 2개 이상의 디코더 레이어(decoder layer)를 포함한다.  시뮬레이션된 이미지(들)은 표본 상에 형성된 설계 정보가 이미징(imaging) 시스템에 의해 생성된 표본의 하나 이상의 실제 이미지에서 어떻게 나타나는지를 보여준다.
Patent KR-20190065185-A (KR)
Title: 폴리올레핀계 발포 시트, 그 제조 방법 및 점착 테이프
Inventor: NAGAI KENTO
IPC: C08J9/228
Filed: 2017-09-29
Abstract: 본 발명의 폴리올레핀계 발포 시트는, 폴리올레핀 수지를 포함하고, 또한 가교된 발포성 조성물을 발포시켜 이루어지는 폴리올레핀계 발포 시트로서, 상기 발포성 조성물에 있어서의 가교점간 평균 분자량이 15000∼30000이다.  본 발명에 의하면, 시트를 얇게 한 경우라도, 높은 유연성, 내구성을 가지는 발포 시트를 제공할 수 있다.
Patent KR-20180121898-A (KR)
Title: 메모리 디바이스에서 소거-일시 중단 동작을 수행하기 위한 방법 및 장치
Inventor: MADRASWALA ALIASGAR S
IPC: G06F3/06
Filed: 2017-01-27
Abstract: 메모리 디바이스와 소거-일시 중단 특징을 사용하는 개시된 예는, 메모리 호스트 컨트롤러에 의해, 메모리 디바이스에 소거-일시 중단 인에이블 설정 및 소거 세그먼트 지속기간 값을 전송하는 단계를 포함한다.  소거-일시 중단 인에이블 설정은 메모리 디바이스로 하여금 복수의 소거 세그먼트로서 소거 동작을 수행하게 하고 소거 세그먼트들 사이에서 소거 동작을 일시 중단하게 한다.  소거 세그먼트 지속기간 값은 소거 세그먼트들에 대한 시간의 길이를 특정하는 것이다.  메모리 호스트 컨트롤러는 메모리 디바이스에서 수행될 소거 동작을 개시한다.  소거 동작이 일시 중단될 때, 메모리 호스트 컨트롤러는 메모리 디바이스에서 수행될 제2 메모리 동작을 개시한다.  메모리 호스트 컨트롤러가 제2 메모리 동작이 완료된 것으로 결정한 후에, 메모리 호스트 컨트롤러는 소거 동작의 재개를 개시한다.
Patent KR-20180112818-A (KR)
Title: 피도금층 전구체층 부착 필름, 패턴 형상 피도금층 부착 필름, 도전성 필름, 터치 패널
Inventor: ICHIKI TAKAHIKO
IPC: H05K3/18
Filed: 2017-03-03
Abstract: 본 발명의 과제는, 롤투롤에 의한 제조성이 우수하고, 또한 기판과의 밀착성이 우수한 금속층을 형성할 수 있는 피도금층 전구체층 부착 필름을 제공하는 것이다. 또 본 발명의 다른 과제는, 패턴 형상 피도금층 부착 필름과, 그것을 이용한 도전성 필름 및 터치 패널을 제공하는 것이다. 
본 발명의 피도금층 전구체층 부착 필름은, 기판과, 상기 기판 상에 기판 측에서부터 순서로 배치된 언더코팅층과 피도금층 전구체층을 갖는 피도금층 전구체층 부착 필름이며, 
상기 언더코팅층은, 그 표면에 있어서의 경도가 10N/mm 2  이하이며, 또한 이형지와의 마찰 계수가 5 이하이다.
Patent KR-20180117128-A (KR)
Title: 배재 중량 추정 방법 및 배재 중량 추정 장치
Inventor: NAITO KENICHIRO
IPC: C21C5/46
Filed: 2017-06-26
Abstract: 전로 내에 있어서 탈규 처리 또는 탈인 처리를 행한 후에 전로를 틸팅함으로써 전로 내에 용철을 남긴 채 전로로부터 슬래그를 배재하는 배재 조업에 있어서 전로로부터 배재된 슬래그의 중량을 이하의 순서로 추정한다.  전로로부터 배재되는 슬래그의 체적 유량의 경시 변화를 추정한 체적 유량 추이를 도출한다.  전로로부터 배재되는 슬래그의 부피 밀도의 경시 변화를 추정한 부피 밀도 추이를 도출한다.  체적 유량 추이 및 상기 부피 밀도 추이의 대응하는 각 시점에 있어서의 슬래그의 체적 유량과 부피 밀도의 곱을 적산하여 얻어지는 값을, 전로로부터 배재된 슬래그의 배재 중량의 추정값으로서 도출한다.
Patent KR-20180135892-A (KR)
Title: 보강적인 전단파 초음파 이미징을 위한 방법, 시스템 및 컴퓨터 프로그램 제품
Inventor: PALMERI MARK
IPC: G01S7/52
Filed: 2016-04-21
Abstract: 보강적 전단파 변위를 사용하여 타겟 영역을 갖는 샘플에 대한 기계적 파라미터를 결정하기 위한 방법들, 시스템들 및 컴퓨터 프로그램 제품들이 제공된다. 상기 방법은 제1 여기 위치에서 상기 타겟 영역에 제1 전단파를 생성하고 그리고 제2 여기 위치에서 상기 타겟 영역에 제2 전단파를 생성하는 단계; 상기 제1 여기 위치 및 상기 제2 여기 위치 사이에 있는 추적 위치에서 상기 타겟 영역에 추적 펄스들을 전송하는 단계; 상기 타겟 영역 내 상기 추적 위치에서의 상기 추적 펄스들에 대한 대응하는 에코 신호들을 수신하는 단계; 및 상기 추적 위치에서 조직을 동시에 변위시키는 상기 제1 전단파 및 상기 제2 전단파로부터의 보강적인 전단파 변위의 적어도 하나의 파라미터에 기초하여 상기 타겟 영역의 적어도 하나의 기계적 파라미터를 결정하는 단계를 포함한다.
Patent KR-20180134946-A (KR)
Title: 입자 안정화된 폼으로 기판을 코팅하는 방법
Inventor: BERNARDINI CECILIA
IPC: B01J23/42
Filed: 2017-04-10
Abstract: 폼으로 기판을 코팅하는 방법이 기재되어 있다.  방법은 (a) 복수의 채널을 포함하는 기판에 기판의 제1 단부에서 채널의 개방 단부를 통해 폼을 도입하고; (b) 임의적으로 (i) 기판의 제2 단부에서 채널의 개방 단부에 진공을 적용하고/거나 (ii) 기판의 제1 단부에서 채널의 개방 단부에 압력을 적용하는 것을 포함하며; 여기서 폼은 미립자 물질을 포함하고, 여기서 폼은 입자 안정화된다.
Patent KR-20180133480-A (KR)
Title: 표적화 핵산 나노수송체를 이용하여 치료 세포를 프로그램화하기 위한 조성물 및 방법
Inventor: STEPHAN MATTHIAS
IPC: C12N5/0783
Filed: 2017-04-14
Abstract: 조혈모세포(또는 이로부터 유래한 세포)를 빠르고 선별적으로 변형시켜 핵산의 일시적인 발현을 제공함으로써 치료적 목적을 성취하기 위한 조성물 및 방법이 기술된다. 일시적인 발현은 변형된 세포에서 본 명세서에서 "히트 앤드 런(hit and run)" 효과로 지칭되는 영구적인 치료적 변화를 야기한다.
Patent KR-20190002683-A (KR)
Title: 케이블 장착식 전기 커넥터
Inventor: LANE DAVID JAMES
IPC: H01R4/18
Filed: 2017-04-25
Abstract: 전기 커넥터(104)는 전방 말단(144)과 후방 말단(146) 사이에서 길이 방향 축을 따라 연장되는 외부 콘택트(136)를 포함하고 있다. 외부 콘택트는 종단 세그먼트(152)를 갖고 있으며, 종단 세그먼트는 후방 말단으로 연장되며, 케이블(116)의 전도층(174)에 맞물리고 둘러싸이도록 구성되어 외부 콘택트를 케이블에 전기적으로 연결시킨다. 종단 세그먼트는 원통형이며 내부에 케이블의 하나 이상의 와이어(170)를 수용하도록 구성된 챔버(148)를 관통하여 한정한다. 종단 세그먼트는 그의 외부 표면을 따라 크로스해치 패턴을 갖고 있다. 크로스 해치 패턴은 서로 평행하게 연장된 다수의 그루브 및 서로 평행하게 연장되는 다수의 교차 그루브를 포함하고 있다. 교차 그루브는 그루브와 교차하여 외부 표면을 따라 다수의 융기 패널을 한정한다.
Patent KR-20200084592-A (KR)
Inventor: GUN WOO MOON
IPC: H02M1/08
Filed: 2019-01-03
Abstract: Provided is an asymmetric half-bridge converter which has high efficiency at a wide input voltage range. The asymmetric half-bridge converter which has high efficiency at a wide input voltage range comprises: a primary side circuit including a first switch, a second switch, a primary side capacitor, an additional inductor, and a primary side magnetized inductor; and a secondary side circuit including a first diode and a second diode connected in series, a first capacitor and a second capacitor connected in series, a secondary side rectification inductor having one end connected to an anode of the first diode and a cathode of the second diode connected in series and the other end connected between the first capacitor and the second capacitor connected in series, a first coupled inductor having one end connected a cathode of the first diode and the other end connected to the first capacitor, and a second coupled inductor having one end connected to an anode of the second diode and the other end connected to the second capacitor.
Patent KR-20200088613-A (KR)
Title: Electrode cleaning device
Inventor: KWON SEOEUN
IPC: B05B13/02
Filed: 2019-01-15
Abstract: The present invention relates to an electrode cleaning device which comprises: a cleaning shell; a plurality of nozzles disposed on the inner surface of the cleaning shell, and spraying a cleaning solution from the inner surface of the cleaning shell to the inside of the cleaning shell; a drainage hole located on the lower surface of the cleaning shell, and enabling a polluted cleaning solution to be discharged when an electrode is completely cleaned; a first cover located on the upper surface of the cleaning shell, and including a guide part which guides an arrangement of the electrode inside the cleaning shell; and a second cover located in an upper portion of the first cover, and preventing the cleaning solution from leaking to the outside of the cleaning shell. Therefore, damage to an electrode terminal can be minimized.
Patent KR-20190010684-A (KR)
Inventor: JO BYEONG HAK
IPC: H03F1/30
Filed: 2019-01-17
Abstract: According to an embodiment of the present invention, a power amplifying apparatus comprises: an envelope-tracking (ET) current bias circuit which calculates DC current based on reference voltage and ET current based on ET voltage according to the envelope of an input signal, and generates first ET bias current; a power amplification circuit which is supplied with the first ET bias current through a base, receives power supply voltage through a collector, and has a bipolar junction transistor for amplifying the input signal transmitted through base. An average current of the first ET bias current is controlled to be constant.
Patent KR-20190089747-A (KR)
Title: Manual mixer
Inventor: NEIL SASAKI
IPC: A61B17/88
Filed: 2019-01-18
Abstract: The present invention relates to a manual mixer which serves to facilitate mixing and stirring materials for use during surgery. The manual mixer comprises: a mixing assembly; and an operating assembly for operating the mixing assembly, wherein the mixing assembly includes at least a paddle portion and a plunger portion. In addition, the plunger portion is capable of rotational movement with the paddle portion and upward or downward movement along the paddle portion at the same time. Rotation of the paddle portion serves to facilitate mixing and stirring of the materials, and downward movement of the plunger portion serves to facilitate the dispensing of materials from the manual mixer.
Patent KR-20190095116-A (KR)
Title: Oil supply guide and spun yarn take-up device
Inventor: HASHIMOTO KINZO
IPC: D01D7/00
Filed: 2019-01-21
Abstract: The present invention is to uniformly apply an emulsion to a yarn even when the viscosity of the emulsion is low. A front-side surface (21) of a guide main body (20) of a fuel supply guide (11) extends in a vertical direction. A discharge port (25) for discharging an emulsion is formed on the surface (21). Two yarn guide members (23) are arranged at both left and right sides of the discharge port (25) of the surface (21), which extend in the vertical direction and are inclined with respect to the vertical direction such that a gap therebetween becomes narrower from the upper side to the lower side. A portion located below a lower end (25b) of the discharge port (25) of the surface (21) is a downwardly curved surface (27) which is curved to be convex forward. When viewed from a left-right direction, an upper portion (20a) located above an upper end (25a) of the discharge port (25) and an upper end (25a) of the guide main body (20) does not overlap any one of a tangent (L1) at a position of the lower end (25b) of the discharge port (25) of the downwardly curved surface (27) and a straight line (L2) obtained by rotating the tangent (L1) by 10° in a direction closer to the upper end (25a) of the discharge port (25) with respect to the lower end (25b) of the discharge port (25).
Patent KR-20200094598-A (KR)
Inventor: KIM IL
IPC: G06N3/00
Filed: 2019-01-30
Abstract: The present invention relates to a three-dimensional positioning device capable of multi-unit identification using 5G radar and artificial intelligence. To this end, the three-dimensional positioning device capable of multi-unit identification using 5G radar and artificial intelligence comprises: 5G radar which means extremely high frequency of 28 GHz or higher, and uses extremely high frequency radar to receive a reflected wave for multiple units at an identification position and generate radar information; a camera module which is a camera device installed at the identification position, and outputs image data including the multiple units; a pose estimation module to receive the image data in real time or the image data stored previously to detect a pose of each unit of the multiple units and estimate joint information to generate pose data which are vectorized skeleton information; a pose standardization module to standardize a specific joint position of the pose data generated by the pose estimation module and a height of the skeleton information to generate standard pose data which are standardized pose data; an identification module to use the standard pose data to assign an identifier to the pose of each of the units; and a positioning module to match the identifier assigned by the identification module and the radar information received by the 5G radar to match positioning information for the identifier.
Patent KR-20200095035-A (KR)
Inventor: LEE YONG UK
IPC: C23C14/56
Filed: 2019-01-31
Abstract: The present invention relates to a gradation film and a manufacturing method thereof, wherein the manufacturing method of the gradation film can form a single- or multi-layered inorganic material deposition layer on one surface of a base film by a roll-to-roll sputtering process. In addition, when forming the inorganic material deposition layer, the opening area of an injection port through which oxygen gas is injected is properly adjusted to differently oxidize an inorganic material, thereby forming the inorganic material deposition layer having different compositions (component ratios), and the inorganic deposition layer formed in this way has different colors, but has little color deviation, so that a gradient color can be realized. Therefore, the gradation film can be applied to various fields such as displays, automobiles, and home appliances to improve the aesthetics of the exterior.
Patent KR-20190102996-A (KR)
Title: Machining apparatus
Inventor: YAMANAKA SATOSHI
IPC: H01L21/683
Filed: 2019-01-31
Abstract: The objective of the present invention is to provide a processing apparatus capable of forming a wafer with a desired thickness. According to the present invention, the processing apparatus (1) processing the surface of a wafer (W) includes: a chuck table (71) including an absorption maintaining part (75) having a maintaining surface (111) for absorbing and maintaining the wafer (W), a frame body (76) surrounding the outer edge of the absorption maintaining part (75), and a connection passage formed in the frame body (76) and connected to an absorption source; and a processing unit processing the surface of the wafer (W) maintained on the chuck table (71). The absorption maintaining part (75) comprises: a support frame (100) including an absorption hole (101); a plurality of piezoelectric elements (110) placed in the support frame (100) and supporting the wafer (W); a voltage application unit expanding each of the piezoelectric elements (110) in a vertical direction to the maintaining surface (111) by applying a voltage to each of the piezoelectric elements (110); and a control unit (10) controlling the voltage application unit. The processing apparatus (1) adjusts the height of the wafer (W) by expanding each of the piezoelectric elements (110) through the action of the voltage application unit.
Patent KR-20200095806-A (KR)
Title: Hook for excavator
Inventor: YANG JU YEON
IPC: E02F3/40
Filed: 2019-02-01
Abstract: The present invention relates to a hook for an excavator which provides the convenience for digging better in hard soil. The hook for the excavator includes: a bucket for the excavator which has an accommodation space for receiving soil; a hook part which is coupled to be detachably attached to the bucket for the excavator to perform an excavation operation; and a fastening part which couples and fixes the bucket for the excavator and the hook part.
Patent KR-20190123671-A (KR)
Title: Muscle exercise apparatus and Handle apparatus included in the same
Inventor: HONG YOON SHIK
IPC: A63B21/00
Filed: 2019-02-21
Abstract: Disclosed are a muscle exercising device and a handle device included in the same. The handle device comprises: a first member which performs roll rotation based on a transferring direction of an exercise load generated in an exercise load generating unit; a second member which is gripped by hands of a user and performs pitch rotation based on the transferring direction; a third member which is arranged in one end of the second member and includes a first roller member for performing yaw rotation based on the transferring direction; a fourth member which is arranged in the other end of the second member and includes a second roller member for performing the yaw rotation; and a fifth member which is formed in a strap shape for connecting the first member, the outer circumferential surface of the first roller member, and the outer circumferential surface of the second roller member in a closed loop shape. The present invention allows an operating point of force to face a handle center regardless of exercise direction.
Patent KR-20200103254-A (KR)
Title: air
Inventor: SHIN SANG SUK
IPC: F24F13/20
Filed: 2019-02-23
Abstract: The present invention relates to a wet type air purifier which includes: a pneumatic generator including a first housing having a ventilation port at the upper end and a blowing fan for supplying external air to the ventilation port; a fluid supply unit including a second housing having the upper side open and coupled to an upper side of the first housing, and a transfer pipe installed inside the second housing to communicate with the ventilation port; and an air purifying unit including a third housing coupled to an upper side of the second housing, a disk assembly provided with a plurality of swash plates for turning a fluid downward, and a cover covering the insertion opening of the third housing.
Patent KR-20200050840-A (KR)
Title: Photovoltaic ground resistance measuring system
Inventor: CHANG DOC JIN
IPC: G01R27/20
Filed: 2019-03-04
Abstract: The present invention relates to a photovoltaic ground resistance measurement system automatically measuring a ground state (for example, loosening, contamination, breakage, corrosion, and the like in the connection and connection terminal of a ground line of a solar cell array, a relay terminal box (or a connection box), and an inverter) of a power facility related to photovoltaic power generation to monitor a safety state and a photovoltaic ground resistance measurement method thereof. According to the present invention, the system comprises: a ground resistance measurement unit using a ground sensor connected to and installed in a reference ground to measure a ground resistance; an electric facility measurement unit using an electric facility sensor connected to and installed in an electric facility to measure a leakage current in the electric facility; a power equipment measurement unit using a power facility sensor connected to and installed in the power facility of the photovoltaic power generation to measure the voltage and current of the power equipment; a data collection and processing unit collecting the ground resistance measured in the ground resistance measurement unit, the leakage current measured in the electric facility measurement unit, and the voltage and current measured in the power equipment measurement unit to measure the ground state; a data analysis unit scheduling and inspecting the ground state measured in the data collection and processing unit to provide a scheduled inspected ground state; and a monitoring unit visualizing and displaying the scheduled inspected ground state provided from the data analysis unit, a safe state, or a dangerous state. The data analysis unit uses information acquired by measuring the voltage and current of a target facility to calculate excessive impedance by an excessive impedance calculation program.
Patent KR-20200111372-A (KR)
Inventor: SHIN KYU SIK
IPC: G08B17/10
Filed: 2019-03-19
Abstract: The present invention discloses an evacuation direction guide device using airflow information and a method thereof. The evacuation direction guide device of the present invention comprises: a sensor unit which measures the environment of an indoor space; an output unit which has emergency direction lights to guide evacuation directions to the evacuees; and a control unit which detects a fire using environment information measured from the sensor unit, estimates an exit direction using airflow information among the environment information when a fire is detected, and controls the emergency direction lights in the same direction as the estimated exit direction.
Patent KR-20190111831-A (KR)
Inventor: MCFARLAND ROBERT WAYNE
IPC: F01N9/00
Filed: 2019-03-22
Abstract: The present invention relates to a heatshield for a reductant delivery unit (RDU), which comprises: a fluid injector having a fluid inlet and a fluid outlet; and a clamp flange for attachment to a mounting boss of a vehicle exhaust pipe. The heatshield includes a first portion attached to the fluid injector to at least partially cover the fluid outlet of the fluid injector. The first portion serves as a mechanical barrier to prevent particles in the vehicle exhaust pipe from contacting the fluid injector and a thermal barrier for the fluid injector when the RDU is attached to the vehicle exhaust pipe. The heatshield further includes a second portion extending radially outward from the first portion for sealing the attachment between the clamp flange and the mounting boss of the vehicle exhaust pipe when the RDU is attached to the vehicle exhaust pipe.
Patent KR-20200113930-A (KR)
Inventor: KIM CHONG HO
IPC: H04L12/58
Filed: 2019-03-27
Abstract: The present invention may provide a computer-readable recording medium in which a program for executing a file-system-based mail transmission and reception method is recorded. According to an embodiment of the present invention, the file-system-based mail transmission and reception method comprises: a mail management step of obtaining, by a mail management unit, mail configuration information provided by a mail server on a computer; a mail conversion step of, by a mail conversion unit, parsing the configuration information, mapping a node to a mail 1:1, and generating mapping data in which content included in the mail and the node are mapped 1:1; and a connection step of, by a connection unit, providing information on a node of a file system mapped to at least one content to an application program of the file system by referring to the mapping data when there is a request for a folder or file list of an application program using the file system (hereinafter referred to as ′file system application program).
Patent KR-20200114807-A (KR)
Title: System and method for managing file based on multi­blockchain
Inventor: LEE WOO SEUNG
IPC: G06F16/11
Filed: 2019-03-29
Abstract: Disclosed are a multi-block chain-based file management system and a method thereof. According to one embodiment of the present invention, the multi-block chain-based file management system is a system including a plurality of nodes forming a block chain network. Each node comprises: a file management unit generating a plurality of main chains corresponding to each independent file storage block chain, and storing and managing the file in a specific main chain among the plurality of main chains when a transaction requesting the file storage is received by the corresponding node; an additional information management unit generating a sub-chain corresponding to a block chain for storing additional information, and storing and managing additional information including index information of a file stored in the specific main chain in the block of the sub-chain; and a storage unit storing the plurality of main chains and the sub-chain.
Patent KR-20200115953-A (KR)
Title: Interface Device, System and Method for Collecting Transaction Details by Short-range Wireless Communication
Inventor: KIM JAE HYUNG
IPC: G06Q30/02
Filed: 2019-03-29
Abstract: According to an interface device for collecting transaction details using short-range wireless communication of the present invention, in the interface device which is connected to a payment terminal of a store through a specified communication method and interfaces with a user wireless terminal in a specified manner, the interface device includes: a communication unit which processes communication with the payment terminal in a designated communication method; a short-range wireless unit which processes short-range wireless communication according to a specified standard; and a control module including: a data receiving unit for receiving a data set transmitted through the designated communication method from the payment terminal through the communication unit; a data reading unit which reads the received data set and reads whether the received data set contains a designated transaction statement; and an information transmission unit which transmits transaction details corresponding to the data set to a user wireless terminal in a short distance equipped with a short-range wireless communication function in the designated manner through the short-range wireless unit when the data set includes the specified transaction statement.