baber/WOPTO huggingface dataset:
Patent KR-102293933-B1 (KR)
IPC: G06Q50/10
Filed: 2020-04-14
Granted: 2021-08-26
Abstract: 본 발명은 시니어케어 기술을 개시한다. 즉, 특히 시니어케어 플랫폼 서비스를 지원하는 토탈관리 시스템 및 그 구동 방법은 경노인, 그리고 경노인과 혈연, 지연, 학연, 업연으로 맺어진 가족그룹, 친구그룹, 협력그룹, 관할지역 내 기관그룹 및 관할 지자체 내 생활관리사 또는 사회복지사를 포함하는 복리후생 그룹으로 나눠 미리 그룹핑해 두며, 경노인의 평상시 행동패턴을 실시간으로 인지 및 분석해 평상시 행동패턴에 이상여부를 판단해 그에 따른 조치 및 알림을 신속히 처리한다.
Patent KR-102273758-B1 (KR)
Title: Apparatus and method for measuring size of high-speed object and classfying type of the object for conveyors using light curtain sensors
Inventor: PARK HO MIN
IPC: B65G43/08
Filed: 2020-04-14
Granted: 2021-07-05
Abstract: Disclosed are an apparatus and method for measuring the size of a high-speed object and classifying the type of the object for a conveyor using light curtain sensors. The present invention is able to scan various shapes and types of objects moving at a high-speed on a conveyor by light curtain sensors, automatically measure the size of the minimum adjacent rectangular parallelepiped surrounding the object by using the sensor values, solve the problem of economic efficiency, automatically estimate the type of the object, determine the presence or absence of a damage to the object in the processes of inputting the object and passing the object through, and prevent an error in the input of the object due to a mistake made by a worker. According to the present invention, the object can be scanned in real time without stopping the conveyor, and the size of the minimum adjacent rectangular parallelepiped surrounding the object can be identified regardless of the shape if only the object can be moved on the conveyor. Accordingly, the present invention can be used for automatic packing of various shapes and types of objects, and be used for a logistics system for optimizing the occupied space. In addition, the present invention is able to use a three-dimensional deep learning model, classify the type of objects, precisely classify the objects, and compare the size of the minimum adjacent rectangular parallelepiped surrounding the objects and the types of objects with the pre-saved data, and check if the objects are damaged or not and if the objects are incorrectly inputted or not.
Patent KR-102333367-B1 (KR)
IPC: F16L37/04
Filed: 2020-04-17
Granted: 2021-12-01
Abstract: 본 발명은 양 측의 가스 배관용 플렉서블 튜브를 서로 연결하는 가스 배관용 커플러에 있어서, 양 측 외주연에 각각 나사산이 형성된 중공의 원기둥 형상으로, 일 측 단부에 직경이 작게 돌출된 단차가 구비되는 소켓; 상기 단차 상면에 밀착되도록 결합되는 백업 링; 상기 단차와 백업 링을 감싸도록 배치되는 지지부; 상기 지지부를 가압하면서 상기 플렉서블 튜브가 상기 백업 링에 접촉하도록 삽입시키는 클램프 및 상기 소켓의 일 측 외주연에 결합되어 상기 클램프를 가압하는 너트;를 포함하는 가스 배관용 커플러를 제공한다.
Patent KR-102363226-B1 (KR)
Title: 인공지능형 분산 스토리지 시스템
IPC: H04L9/40
Filed: 2020-04-24
Granted: 2022-02-15
Abstract: 일반 사용자가 스토리지를 제공하고 스토리지 제어기에 의해 다수의 동영상 콘텐츠 제작자의 동영상들이 해당 스토리지에서 운영되는 형태를 취함으로써 분산 스토리지 구축에 따른 비용을 절감할 수 있도록 하는 인공지능형 분산 스토리지 시스템이 제공된다. 인공지능형 분산 스토리지 시스템은 다수의 사용자가 각각 제공하고 다수의 컨텐츠 제공자로부터 제공된 다수의 동영상 컨텐츠를 저장하도록 구성되어 시청자가 요청한 동영상 컨텐츠를 블록 단위로 실시간 전송하는 방식으로 스트리밍하고, 상호 통신하여 파일을 교환하는 다수의 스토리지 노드; 상기 컨텐츠 제공자로부터 동영상 컨텐츠의 저장 요청을 수신받고 상기 시청자로부터의 동영상 컨텐츠의 요청에 따라 상기 스토리지 노드로부터 독출한 상기 동영상 컨텐츠를 화면에 노출하는 프론트엔드 서버; 상기 시청자가 상기 프론트엔드 서버에 접속하여 상기 요청한 동영상 컨텐츠를 재생하는 동안 코인을 채굴하여 보상 규정에 따라 상기 동영상 컨텐츠를 저장하고 상기 시청자에게 스트리밍을 제공한 상기 각 스토리지 노드에 보상하는 백엔드 API 서버; 및 상기 다수의 스토리지 노드의 연결 상태를 실시간으로 모니터링하고, 상기 다수의 스토리지 노드의 컨텐츠 전송량, 동영상이 배분된 개수를 나타내는 시드 및 용량을 주기적으로 체크한다.
Patent KR-102219488-B1 (KR)
Title: Roll forming manufacturing method of lower support frame
Inventor: CHOI HWAN RYEONG
IPC: E04F13/08
Filed: 2020-05-13
Granted: 2021-02-24
Abstract: The present invention relates to a method for molding and manufacturing a roll of a lower support frame, which is easy to manage molding equipment. The method of the present invention comprises the steps of: (a) planarizing a steel plate; (b) bending and molding an end section of the steel plate to be inclined upward; (c) molding the end section to be vertically upward; (d) molding a symmetrical angled groove; (e) molding both end sections to face a central axis direction of a secondary curved part; (f) molding ends of the end section to be in contact with each other on the same plane; and (g) welding contact surfaces of the steel plate, and then cutting the same by each predetermined length.
Patent KR-102315054-B1 (KR)
Title: Power semiconductor device and power semiconductor chip
Inventor: LEE JU HWAN
IPC: H01L29/739
Filed: 2020-05-15
Granted: 2021-10-21
Abstract: A power semiconductor device in accordance with one aspect of the present invention comprises: a semiconductor layer; at least one trench recessed by a predetermined depth from the surface of the semiconductor layer into the semiconductor layer and having a ladder shape including a pair of line parts having a first depth and a plurality of connection parts connecting between the pair of line parts and having a second depth shallower than the first depth; a well region defined in the semiconductor layer between the pair of line parts and between the connection parts of the at least one trench; a floating region defined in the semiconductor layer outside at least the pair of line parts of the at least one trench; a gate insulating layer formed on an inner wall of the at least one trench; and a gate electrode layer formed on the gate insulating layer to fill the at least one trench and including a first part formed by burying the pair of line parts and a second part formed by burying the connection parts, wherein a depth of the second part is shallower than a depth of the first part. Accordingly, switching stability can be improved.
Patent KR-102187581-B1 (KR)
Inventor: LEE CHUNG YUL
IPC: A23G3/10
Filed: 2020-05-18
Granted: 2020-12-07
Abstract: The present invention relates to powder for preparing cotton candy, and more specifically, to powder for preparing cotton candy, in which honey powder is used to lower the insulin index and which is capable of preventing contamination of a cotton candy preparing device. Provided is powder for preparing cotton candy containing honey powder. Here, it is preferable that the powder for preparing cotton candy further comprises sugar cane powder and large crystal sugar. Moreover, it is preferable that the powder for preparing cotton candy comprises: 30-50 wt% of honey powder; 30-50 wt% of sugar cane powder; 1-30 wt% of large crystal sugar; and the remainder of additives.
Patent KR-102256512-B1 (KR)
Inventor: KWON YOUNG HUN
IPC: G06Q30/06
Filed: 2020-05-18
Granted: 2021-05-26
Abstract: The present invention discloses a method for a management server to determine a consumer for selling or renting a work of art. In particular, the method receives, from a first terminal of a consumer, art information on the work of art that the consumer wants to purchase or rent, transmits a minimum amount corresponding to the art information to the first terminal, receives a first desired amount equal to or greater than the minimum amount from the first terminal, determines whether to sell or rent the work of art to the consumer based on the first desired amount, and transmits a payment request to the first terminal based on the determination.
Patent KR-102384707-B1 (KR)
IPC: A61M19/00
Filed: 2020-05-20
Granted: 2022-04-08
Abstract: 본 발명은, 일단에 카테터의 일단이 삽입 고정되는 카테터 고정홈이 형성되는 삽입 로드; 상기 삽입 로드가 내측으로 배치되는 속이 빈 관 형상의 카테터 배치관; 및 상기 카테터 배치관 또는 상기 삽입 로드의 일단과 탈착 가능하게 형성되고, 일단부로 갈수록 직경이 감소하는 형상으로 이루어지는 삽입 헤드; 를 포함하는 신경차단술용 터널기구를 제공한다. 
상기와 같은 본 발명은, 신경 차단술 시행 시, 카테터 거치 위치를 등배부 요추부 측면에 형성함으로써 환자가 눕거나 앉을 때 카테터 거치위치에 압력이 인가되지 않도록 하여 신경 차단술을 시술받는 환자의 불편함을 감소시킬 수 있다.
Patent KR-102153265-B1 (KR)
Inventor: LIM KONG YOUNG
IPC: F16K31/12
Filed: 2020-05-23
Granted: 2020-09-07
Abstract: The present invention discloses an automatic drain system valve for rapid shut off of turbid water inflow. The automatic drain system valve for rapid shut-off of turbid water inflow according to the present invention detects in real time, shuts off a water supply before the turbid water (contaminated water) reaches the water supply valve, and quickly drains the turbid water without residue when the turbid water (contaminated water) flows into an underground water tank of an apartment house such as apartments, households, multi-family, etc. or a building from a water supply pipe.
Patent KR-102190421-B1 (KR)
Title: Calculation apparatus for classifying explosive danger area
Inventor: LEE CHUN EOB
IPC: G06Q50/26
Filed: 2020-06-01
Granted: 2020-12-11
Abstract: Disclosed is a calculation device for classifying an explosion hazardous location which can secure reliability of result calculation. The calculation device for classifying an explosion hazardous location comprises an explosion hazardous location type calculation unit which calculates a type representing an explosive gas atmosphere at an explosion hazardous location in which a facility using flammable substances is installed.
Patent KR-102173471-B1 (KR)
Title: Seam welder
Inventor: HA MAN YU
IPC: B23K11/30
Filed: 2020-06-02
Granted: 2020-11-03
Abstract: The present invention relates to a seam welder. More specifically, the present invention relates to a bite type automatic online seam welder dressing device and the seam welder having the same, which can maintain significantly improved dressing roundness of an electrode wheel and surface roughness of the electrode wheel as compared to the existing knurl cutter type dressing device during a dressing work, enables a convenient cleaning work for recovering a dressing chip, and also can increase welding quality.
Patent KR-102380211-B1 (KR)
IPC: A61K8/49
Filed: 2020-06-04
Granted: 2022-03-30
Abstract: 본 발명은 면역세포배양액을 유효성분으로 포함하는 항균용 조성물에 관한 것이다. 
또한, 본 발명에 따른 항균용 조성물은 천연물을 추가로 포함할 때 항균 효과가 증가된다.
Patent KR-102238093-B1 (KR)
Title: Foldin fan type golf swing practice device
Inventor: KIM EUN JONG
IPC: A63B69/36
Filed: 2020-06-08
Granted: 2021-04-07
Abstract: The present invention relates to a golf swing training device comprising: a supporting shaft (110) of a constant length having a handle (111); and a swing confirming unit (120). The swing confirming unit (120) is combined with a lower part of the supporting shaft (110), is unfolded by air resistance generated during a swing operation of the supporting shaft (110) in a folded state, and allows a user to confirm accuracy of the swing operation. The swing confirming unit (120) comprises: a rib combining holder (121) which is combined with the lower part of the supporting shaft (110), has an end unit in an arc shape, and has a rib accommodating space (121a) inside; a plurality of supporting ribs (125) which are combined with the rib combining holder (121) to be rotated; and a foldable film (127) which is folded or unfolded with the plurality of supporting ribs (125), and is unfolded during the swing operation of the supporting shaft (110).
Patent KR-102168344-B1 (KR)
Inventor: PARK BEOM IL
IPC: A61N1/40
Filed: 2020-06-23
Granted: 2020-10-21
Abstract: The present invention relates to an acupressure-attached sheet assembly used for heat and electric potential treatment tools. The acupressure-attached sheet assembly used for heat and electric potential treatment tools comprises: an electrically insulating fabric sheet (100); an insulating base sheet (200); a first electrode sheet (320); a second electrode sheet (340); a plurality of acupressure tools (400); a lower conductor (520); and an upper conductor (540). According to the present invention, a heat and electric potential treatment tool which can perform a heat treatment and an electric potential treatment of supplying a microcurrent to a human body can be provided.
Patent KR-102410303-B1 (KR)
Title: 근적외선을 이용한 비채혈식 혈당측정기 및 이를 이용한 혈당 측정 방법
IPC: A61B5/00
Filed: 2020-06-23
Granted: 2022-06-17
Abstract: 본 발명은 근적외선을 이용한 비채혈식 혈당측정기 및 이를 이용한 혈당 측정 방법에 관한 것으로, 근적외선 광원 및 가시광선을 이용하여 채혈이 필요하지 않은 혈당측정기를 제공하는 것을 목적으로 한다. 이러한 목적을 달성하기 위한 본 발명은 적어도 하나의 근적외선 및 가시광선 구간의 광원을 생성하는 발광부, 상기 광원이 신체를 투과/산란하면, 상기 광원의 투과/산란광의 제2 광량을 측정하는 수광부, 상기 발광부 및 수광부의 동작을 제어하는 제어부, 상기 제2 광량에서 유효 데이터를 추출하고, 상기 유효 데이터에 혈당 모델을 적용하여 혈당량을 연산하는 신호처리부 및 상기 혈당 모델을 생성하는 모델 생성부를 포함하는 것을 특징으로 한다.
Patent KR-102184141-B1 (KR)
Inventor: OK HYUN TAE
IPC: A61B5/296
Filed: 2020-06-29
Granted: 2020-11-30
Abstract: According to the present invention, a body-attached muscular strength measuring assembly for the elderly comprises: two EMG patches at regular intervals detachably attached to a body through an attachment surface with an EMG sensor measuring EMG at an attachment location to generate EMG information; an EMG measuring device connecting the two EMG patches and including a cable receiving each of the EMG information generated from the two EMG patches, an EMG change generation unit generating EMG change information through the EMG information, and a connecting controller having a power supply unit including a wire and a battery for supplying power to the EMG change generation unit and the EMG sensor; and a display device having a display for receiving and visually displaying the EMG change information of the EMG change generation unit.
Patent KR-102193289-B1 (KR)
Title: Working plate for lubricating key switch of keyboard
Inventor: KANG JEONG HO
IPC: G06F3/02
Filed: 2020-07-01
Granted: 2020-12-22
Abstract: The present invention relates to a worktable for lubricating a key switch of a keyboard for preventing key switch parts from being lost, preventing a lubricant from being stained around, and conveniently performing lubrication of a key switch. The worktable for lubricating a key switch comprises: a flat upper plate in which an opening for mounting a brush, an opening for a lubricant container, an opening for a spring, and an opening or a plurality of key switches; and a flat lower plate coupled to a lower portion of the upper plate, wherein no opened parts at positions corresponding to the opening for mounting the brush, the opening for the lubricant container, and the opening for the spring, enlargement openings for a key switch are formed at a position corresponding to each of the openings for the plurality of key switches, and the enlargement openings for the key switch are formed to have an area larger than an area of the opening for the key switch.
Patent KR-102217141-B1 (KR)
Title: hair pin
Inventor: MIN DEUL RE
IPC: A44C5/08
Filed: 2020-07-14
Granted: 2021-02-18
Abstract: The present invention relates to a hair pin of a new structure to help a user to comfortably wear a mask. The hair pin according to the present invention allows a user to wear a mask and a hair pin after controlling a length of a connecting string (C), and when a fixing hook (32) provided in the connecting string (C) is hung on a ring member (12) of the mask worn by the user, the ring member (12) is backwardly pulled by the connecting string (C). Therefore, the present invention prevents pain of the user caused by allowing the ring member (12) of the mask to pull ears of the user.
Patent KR-102306062-B1 (KR)
Title: Movable Loudspeaker
Inventor: PARK HYE JEONG
IPC: H04R1/28
Filed: 2020-07-20
Granted: 2021-09-28
Abstract: Provided is a portable loudspeaker. The portable loudspeaker according to an exemplary embodiment of the present invention comprises: one or more loudspeaker parts that convert and amplify an electrical signal into a voice signal; a frame coupled to the loudspeaker part to support the loudspeaker part; a battery mounting part located inside the frame, and having a battery mounted therein; a control part integrate-coupled to one side surface of the battery mounting part, and having a control panel formed on an outer side surface thereof; and a direction adjustment part coupled to one side surface of the frame so that one end part of the frame and one end part of the loudspeaker part are activated according to a direction perpendicular to the ground surface, wherein the battery mounting part and the control part may automatically maintain a horizontal based on the frame. Therefore, the present invention is capable of preventing an accident such as leakage of an electrolyte from the battery.
Patent KR-102206310-B1 (KR)
Inventor: CHOI DONG SOO
IPC: G08B6/00
Filed: 2020-07-20
Granted: 2021-01-21
Abstract: The present disclosure relates to an apparatus for generating a surface texture by deforming a contact protrusion. According to the present disclosure, an apparatus for generating a surface texture includes: a support part; and a plurality of contact protrusions including elastic bodies and a plurality of electrodes coupled to the elastic bodies, and having a lower end portion coupled to the support part. The elastic body is interposed between the plurality of electrodes and has an upper end portion including an electroactive polymer pillar protruding upward from the plurality of electrodes. Power sources having opposite polarities are connected with a pair of electrodes provided in at least one selected from the plurality of contact protrusions, such that the electroactive polymer pillar is contracted to change the height of the upper end portion. The contact protrusion is deformed by generating electrostatic force between facing electrodes of contact protrusions selected from the plurality of contact protrusions and adjacent to each other. Accordingly, the surface texture, which is felt by a user when the user makes touch with the upper end portion of the contact protrusion, may be changed. According to the present disclosure, a more realistic and vivid surface texture may be provided through the plurality of contact protrusions directly making contact with the user. In addition, since the shape, elasticity, contact density of the contact protrusion may be freely adjusted, a wide variety of texture may be provided to the user. In addition, since only some of the plurality of contact protrusions are selectively connected with the power source, different surface textures may be realized with respect to some areas, and various surface textures may be implemented even in the same area.
Patent KR-102198767-B1 (KR)
Inventor: CHUNG HAN KWON
IPC: C09D7/63
Filed: 2020-07-22
Granted: 2021-01-06
Abstract: The present invention relates to an aqueous paint composition containing pozzolan. An object is to further increase the usability of pozzolan and to strengthen product competitiveness in providing an eco-friendly aqueous paint by adding a certain proportion of the pozzolan to the aqueous paint composition to obtain the effect of far-infrared radiation, which is one of the characteristics of the pozzolan, from the aqueous paint. To this end, the present invention comprises: 6 to 44.9 parts by weight of calcium carbonate; 5 to 15 parts by weight of pozzolan; 25 to 35 parts by weight of 2-propenoic acid and a polymer with ethenylbenzene; 20-25 parts by weight of water; 0.1 to 1 part by weight of a low molecular weight amino alcohol; 3 to 10 parts by weight of titanium dioxide; 1 to 5 parts by weight of ethylene glycol; and 1 to 3 parts by weight of texanol.
Patent KR-102220252-B1 (KR)
Title: Apparatus for controlling operation of massive mimo
Inventor: SHIN MYUNG SIK
IPC: H04B17/19
Filed: 2020-07-28
Granted: 2021-02-25
Abstract: An objective of the present invention is to effectively perform an electrical characteristic test of each channel in massive MIMO. According to the present invention, an apparatus for controlling an operation for massive MIMO comprises: a communication unit to sequentially receive a string signal of each channel for sequentially measuring electrical characteristics of a plurality of channels from an external control device; a control unit to sequentially receive the string signal of each channel to sequentially turn on each channel, and generate a fixed power control signal for supplying fixed power and a variable power control signal for changing variable power; a fixed power supply unit to supply operation power of an active element in an integrated circuit in massive MIMO in accordance with the generated fixed power control signal; and a variable power supply unit to supply operation power of an RF switch in massive MIMO in accordance with the generated variable power control signal.
Patent KR-102397338-B1 (KR)
IPC: B25J11/00
Filed: 2020-07-31
Granted: 2022-05-11
Abstract: 관리 장치가 제공된다. 상기 관리 장치는 차량의 입출차 요청을 대상으로 하는 관리 작업을 계획하는 계획 유니트; 상기 관리 작업을 주차 로봇에 할당하는 할당 유니트;를 포함하고, 상기 계획 유니트는 복수의 상기 입출차 요청을 차례대로 획득한 후 기입수된 제한 조건에 따라 복수의 상기 관리 작업의 순서를 변경하며, 상기 입출차 요청이 설정 작업 단위만큼 모인 작업군이 정의될 때, 상기 계획 유니트는 순서가 변경된 복수의 상기 관리 작업을 상기 작업군 단위로 분할하여 처리할 수 있다.
Patent KR-102243588-B1 (KR)
Title: Tulip underwater planting method and system
Inventor: KANG HANG SIK
IPC: A01G24/44
Filed: 2020-08-18
Granted: 2021-04-22
Abstract: The present invention relates to a tulip planting method and system, which includes a tulip planting step for planting the bulbs of the late bulbs and early bulbs of tulips. The present invention provides the method and configuration for making it possible to cultivate tulips in water by applying light and high-strength compressed styrofoam to eliminate the need for irrigation.
Patent KR-102274203-B1 (KR)
Title: Sand inflow path securing structure for coast road
Inventor: LEE HANG YOUL
IPC: E02F3/88
Filed: 2020-08-24
Granted: 2021-07-07
Abstract: A sand inflow path securing structure for a coast road in accordance with the present invention comprises: a plurality of steel pipes seated in a cut space cut to cross the coast road while being arranged in parallel such that the longitudinal direction may face the width direction of the coast road; a steel plate mounted to cover the plurality of steel pipes; and concrete with which a space between two neighboring steel pipes and a space between the steel plate and the steel pipes are filled. The sand inflow path securing structure for the coast road in accordance with the present invention, if used, can maintain a fixed amount of sand on the coast by supplying sand on land to the seashore across the coast road. In addition, the sand inflow path securing structure for the coast road in accordance with the present invention can be installed even though an existing coast road is not completely demolished to have excellent availability.
Patent KR-102383676-B1 (KR)
Title: 풍력 발전기의 요 드라이브 오일 공급 및 회수 장치
IPC: F03D80/70
Filed: 2020-08-25
Granted: 2022-04-06
Abstract: 본 발명은 풍력발전기의 요 드라이브 하우징 내부에 오일을 빼내거나 넣은 장치을 제안한다. 본 발명에 의하면, 본체(12)는, 내측에 성형되는 링장착공(12e)과, 링장착공과 연결되고 링장착공보다 작은 지름을 가지고 외측에 설치되는 오일공(12c)을 구비한다. 오일통과링(14)은, 본체(12)의 링장착공(12e) 내부에 나사 결합하여 정해진 위치를 유지하고, 다수의 오일통과공(14a)을 구비한다. 그리고 개폐캡(18)은, 본체(12)의 내부에서, 오일통과링(14)에 일단부가 지지되는 스프링(16)에 의하여, 오일공(12c)을 막는 방향으로 탄성적으로 지지된다. 따라서 개폐캡(18)이 오일공(12c)에서 이격되면 오일공(12c) 및 오일통과공(14a)을 통하여, 요 드라이브 하우징 내부에 대하여 오일의 공급 및 회수가 가능하다.
Patent KR-102399091-B1 (KR)
Title: 시프트 바이 와이어 시스템의 액추에이터 및 그 제어 방법
IPC: F16H63/38
Filed: 2020-09-03
Granted: 2022-05-17
Abstract: 본 발명은 시프트 바이 와이어 시스템의 액추에이터 및 그 제어 방법에 관한 것으로, 디텐트플레이트와 연결된 아웃풋디스크가 탄성부재에 의해 회전 방향으로 지지된다. 변속 위치 오류가 발생한 경우 탄성부재에 의해 디텐트플레이트가 강제 회전됨으로써 디텐트스프링의 롤러가 디텐트플레이트의 디텐트홈의 골 중앙에 정확히 위치됨으로써 위치 오류가 자동으로 보정된다.
Patent KR-102210569-B1 (KR)
Title: Integrated communication management system linked to mobile in apartment house
Inventor: HA KANG SOO
IPC: H04Q1/02
Filed: 2020-09-07
Granted: 2021-02-03
Abstract: The present invention relates to an integrated communication management system associated with a mobile device in an apartment house, which is characterized in that a wireless connection between a set-top box and a wired network is performed by means of a wireless connection device so as to simplify installation for an IPTV service, solve a problem related to an external appearance due to a wired connection, prevent workers of one telecommunication carrier from accessing a telecommunication carrier inlet terminal of the other telecommunication carrier if a QR code generated and transmitted by a mobile terminal of a user and displayed on a mobile terminal of a telecommunication carrier worker is not recognized by a QR code recognizer, and prevent anyone from accessing a user inlet terminal, thereby preventing inconvenience of a user and damage to the user due to excessive termination defense.