baber/WOPTO huggingface dataset:
Patent WO-2019004495-A1 (WO)
Title: Connector for blasting detonator
Inventor: LEE EUNG SO
IPC: F42D1/04
Filed: 2017-06-28
Abstract: The present invention relates to a connector for a blasting detonator, said connector comprising a connector head portion in which a rear end portion thereof is integrally connected to a rear side of a connector body portion into which a detonator is inserted; the upper surface thereof is formed so as to have a curved surface extending from the rear end side to the front end side; a tube fitting portion is formed between the lower surface thereof and the connector body portion so as to insert thereinto a plurality of shock tubes connected to the detonator; and the front side end thereof is separated from the connector body portion. Through these features, it is possible to maintain the shape of the connector at the time of detonation, thereby minimizing the generation of debris and improving the safety at the time of detonation. In addition, it is possible to prevent damage to the plurality of shock tubes connected to the detonator caused by debris; thereby preventing a cut-off phenomenon caused by damaged shock tubes at the time of detonation.
Patent WO-2018038505-A1 (WO)
Title: 프로필렌 직접산화 반응용 촉매, 이의 제조방법 및 이를 이용한 프로필렌 직접산화 반응에 의한 프로필렌 옥사이드 제조방법
Inventor: LEE JOONG WON
IPC: B01J23/50
Filed: 2017-08-22
Abstract: 슬러리 방법을 통한 은, 전이 금속 산화물 증진제 및 담체를 함유하는 촉매를 제조함에 있어 특정 전이 금속 산화물 증진제를 적용하여 프로필렌과 산소로부터 프로필렌 옥사이드를 기존 방법으로 제조된 촉매보다 높은 수율로 제조할 수 있도록 하는 프로필렌 직접산화 반응용 촉매가 개시된다. 본 발명은 프로필렌의 직접산화 반응으로부터 프로필렌 옥사이드를 제조하기 위해 사용되는 지지화 은 촉매로서, 촉매 증진제로 몰리브덴 옥사이드 및 텅스텐 옥사이드를 포함하는 프로필렌 직접산화 반응용 촉매를 제공한다.
Patent WO-2018093126-A1 (WO)
Title: 차세대 무선망에서 하향 링크 선점 지시 정보를 송수신하는 방법 및 그 장치
Inventor: PARK KYUJIN
IPC: H04W72/12
Filed: 2017-11-15
Abstract: 본 실시예들은 차세대/5G 무선 액세스망에서 하향 링크 선점 지시 정보를 송수신하는 방법에 관한 것으로서, 일 실시예는 단말이 하향 링크 선점(preemption) 지시 정보를 수신하는 방법에 있어서, 기지국으로부터 하향 링크 선점 지시 정보에 대한 모니터링 설정 정보를 수신하는 단계 및 모니터링 설정 정보를 기초로 하향 링크 선점 지시 정보를 모니터링하는 단계를 포함하되, 모니터링 설정 정보는 하향 링크 선점 지시 정보에 대한 모니터링 여부에 대한 정보를 포함하는 것을 특징으로 하는 방법을 제공한다.
Patent WO-2018106071-A1 (WO)
Title: 라이브메탈 및 이의 제조방법
Inventor: LEE HYO SOO
IPC: B44C1/14
Filed: 2017-12-08
Abstract: 본 발명의 일실시예는 제1금속을 포함하는 금속기재; 상기 금속기재 상에 위치하되, 시간경과에 따른 상기 제1금속의 산화도를 증가 또는 감소시키는 산화도 제어 패턴; 및 상기 산화도 제어 패턴이 위치한 금속기재 상에 위치하는 코팅필름;을 포함하고, 상부에 상기 산화도 제어 패턴이 존재하는 상기 금속기재의 제1영역과 상부에 상기 산화도 제어 패턴이 존재하지 않는 상기 금속기재의 제2영역은 시간경과에 따른 산화 정도의 차이에 의해 서로 다른 색상을 발현하는 것을 특징으로 하는 칼라금속을 제공한다.
Patent WO-2019004545-A1 (WO)
Title: Battery cell having overcharge prevention member
Inventor: HONG CHUL GI
IPC: H01M50/583
Filed: 2018-01-11
Abstract: The present invention relates to a battery cell having an overcharge prevention member and, more specifically, a battery cell comprising a protective member for preventing an explosion caused by battery cell pressure caused by various factors.
Patent WO-2019164032-A1 (WO)
Title: Plate frame and coupling structure using same
Inventor: YOU SEONG DEOK
IPC: F16C11/04
Filed: 2018-02-23
Abstract: The present invention relates to a plate frame and a coupling structure using same. The present invention comprises: a first frame body having a receiving side for receiving a plate; a second frame body having a pressing side formed so as to face the receiving side of the first frame body for pressing the plate; and a pressing means coupled so as to penetrate the receiving side, the pressing side, and the plate equipped therebetween. On the basis of this, a sufficient pressing area of the plate and the frame is secured so as to secure a structurally stable coupling strength.
Patent WO-2019103248-A1 (WO)
Inventor: PAN CHEOL-HO
IPC: A61K36/232
Filed: 2018-04-03
Abstract: La présente invention concerne une composition pour prévenir ou traiter l'athérosclérose, contenant un extrait de  Dystaenia takeshimana  et une composition pharmaceutique pour prévenir ou traiter l'athérosclérose et une composition alimentaire, qui contiennent, en tant que principe actif, un extrait de  Dystaenia takeshimana  ou une fraction correspondante ; un procédé pour prévenir ou traiter l'athérosclérose ; et une composition pour inhiber la mort cellulaire des macrophages induite par les triglycérides. Une composition contenant un extrait de  Dystaenia takeshimana  de la présente invention permet de maintenir les fonctions des macrophages même dans un état dans lequel la concentration en graisse sanguine est élevée, ce qui permet d'être efficacement utilisable pour prévenir ou traiter l'athérosclérose provoquée par un fonctionnement réduit de macrophages.
Patent WO-2019054750-A1 (WO)
Title: Light-emitting device package and light source device
Inventor: LIM CHANG MAN
IPC: H01L33/48
Filed: 2018-09-12
Abstract: A light-emitting device package, disclosed in one embodiment, comprises: first and second frames spaced apart from each other; a body disposed between the first and second frames; a light-emitting device disposed on the first and second frames; and a first resin disposed between the body and the light-emitting device. The first and second frames each comprise a through-hole, wherein the through-holes overlap with the light-emitting device in a perpendicular direction. The body comprises a recess concavely formed towards the lower surface of the body between the first and second frames, wherein the recess overlaps with the light-emitting device in a perpendicular direction, the first resin is provided to the recess, and the length of the recess may be shorter than the width of the light-emitting device.
Patent WO-2020004741-A1 (WO)
Title: Secondary battery pack having holder
Inventor: CHOI SUNG-HO
IPC: H01M10/42
Filed: 2018-12-12
Abstract: Disclosed is a secondary battery pack having effectively improved manufacturing efficiency and product durability. The secondary battery pack according to the present invention for achieving such objective comprises: a battery cell; a protection circuit module seated on a terrace structure having an electrode lead; a holder which has a main body part having a plate shape so that the battery cell could be mounted on one surface thereof, and which has a separation wall formed to upwardly protrude from the main body part so as to surround at least a part of a horizontal side part of the battery cell; and an insulative molding member which has a protection part made of an electrically insulative material and joined by covering at least a portion of a printed circuit board, and which has a fixing part fixed to a portion of the separation wall and protruding and extending from the protection part towards the direction in which the separation wall is located.
Patent WO-2019132404-A1 (WO)
Title: 핵산 추출용 카트리지의 피스톤
Inventor: CHO YOUNG SHIK
IPC: G01N35/10
Filed: 2018-12-20
Abstract: 본 발명은 중공을 구비하는 원통형의 상부바디와, 상기 상부바디의 일단에 결합되고, 일정 각도 떨어져 배치되는 두 개의 포트를 구비하는 하부바디와, 상기 상부바디의 타단에 결합되어 상기 타단을 밀봉하며 상기 중공을 따라 상하로 이동하는 제어봉 모듈과, 상기 하부바디의 샤프트에 결합되어 상기 하부바디에 구동력을 전달하는 회전 조절 모듈을 포함하는 핵산 추출용 카트리지의 피스톤을 제공한다.
Patent WO-2019151798-A1 (WO)
Title: Method and device for transmitting/receiving metadata of image in wireless communication system
Inventor: OH SEJIN
IPC: H04N13/178
Filed: 2019-01-31
Abstract: A communication method for an image transmission device in a wireless communication system, according to the present invention, comprises the steps of: acquiring information on at least one image for which stitching is to be performed; generating metadata for the stitching, on the basis of the information on the at least one image; and transmitting the metadata for the stitching to an image reception device.
Patent WO-2019164379-A1 (WO)
Title: Method and system for facial recognition
Inventor: KOLAGUNDA ABHISHEK
IPC: G06V10/764
Filed: 2019-02-26
Abstract: One embodiment provides a method for face liveness detection. The method comprises receiving a first image comprising a face of a user, determining one or more two-dimensional (2D) facial landmark points based on the first image, and determining a three-dimensional (3D) pose of the face in the first image based on the one or more determined 2D facial landmark points and one or more corresponding 3D facial landmark points in a 3D face model for the user. The method further comprises determining a homography mapping between the one or more determined 2D facial landmark points and one or more corresponding 3D facial landmark points that are perspectively projected based on the 3D pose, and determining liveness of the face in the first image based on the homography mapping.
Patent WO-2019231115-A1 (WO)
Title: Semiconductor device package and light irradiation device comprising same
Inventor: OH JUNG HUN
IPC: H01L33/62
Filed: 2019-04-29
Abstract: An embodiment discloses a semiconductor device package comprising: a substrate; an electrode disposed on the substrate; a semiconductor device and a protective device which are disposed on the electrode; a dummy electrode disposed on the substrate and spaced apart from the electrode along the edge of the substrate; a reflective member disposed on the dummy electrode and having an outer surface, an inner surface surrounding the semiconductor device and forming a cavity, and a bottom surface facing the substrate; and a light-transmitting member disposed on the reflective member and covering the cavity, wherein the inner surface includes a first surface adjacent to the substrate and a second surface extending from the first surface to the light-transmitting member and having a parabolic shape, and the bottom surface of the reflective member has a first recess disposed on the protective device and between the dummy electrode and the inner surface.
Patent WO-2020055022-A1 (WO)
Inventor: KIM TAEYOON
IPC: H04B7/0408
Filed: 2019-09-03
Abstract: 본 발명의 다양한 실시 예에 따른 전자 장치는 통신 회로, 및 상기 통신 회로와 작동적으로 연결된 프로세서를 포함하고, 상기 프로세서는, 제1 기지국에 대한 수신 빔이 변경됨을 검출하고, 상기 제1 기지국에 대한 수신 빔의 제1 변경 정보에 기반하여 제2 기지국에 대한 수신 빔을 변경하도록 설정될 수 있다. 다른 실시 예들도 가능하다.
Patent WO-2021060575-A1 (WO)
Inventor: KIM TAEJOON
IPC: H04N21/232
Filed: 2019-09-24
Abstract: An artificial intelligence server according to an embodiment of the present disclosure comprises: a communication unit for communicating with a display service; a database for storing a plurality of program names; and a processor for receiving, from the display device, voice data corresponding to a voice command spoken by a user, converting the received voice data to text data, acquiring a plurality of entity names from the converted text data, determining whether there exists a program name matching one entity name among the plurality of entity names from among the plurality of program names stored in the database, and searching for a program name matching the entity name via web if no program name matching the entity name exists.
Patent WO-2020091551-A1 (WO)
Title: Circular polarizing plate
Inventor: LEE YEON KEUN
IPC: B32B7/02
Filed: 2019-11-04
Abstract: The present application relates to a circular polarizing plate. The present application provides: a circular polarizing plate which can improve the tone of reflective color by using a phase difference film with flat dispersion characteristics; and an OLED device comprising the circular polarizing plate.
Patent WO-2020106032-A1 (WO)
Inventor: LEE SE-JIN
IPC: H01L51/00
Filed: 2019-11-19
Abstract: The present invention relates to a boron compound which can be used in an organic light-emitting device and to an organic light-emitting device comprising same and, more specifically, to a boron compound represented by [chemical formula A] or [chemical formula B] and an organic light-emitting device comprising same, the [chemical formula A] and [chemical formula B] being the same as disclosed in the detailed description of the invention.
Patent WO-2020111674-A1 (WO)
Inventor: SHIN SEUNGHYUN
IPC: A61Q7/00
Filed: 2019-11-22
Abstract: La présente invention concerne une composition pour le soin de la perte de cheveux provoquée par de la poussière fine, la composition contenant comme principe actif des bactéries lactiques dérivées de thé vert, un lysat correspondant, une culture de celles-ci, des corps apoptotiques correspondant ou un extrait correspondant, et permettant d'ajuster à un niveau normal la quantité des produits d'expression de claudine 1 (CLDN 1), qui est un gène exprimé dans les cellules de la racine des cheveux et dont la quantité de produits d'expression est affectée par de la poussière fine. Grâce à l'utilisation de la composition de la présente invention, la quantité des produits d'expression du gène, qui est modifiée par la poussière fine, peut être restaurée à des niveaux normaux, et les cellules endommagées de la racine des cheveux peuvent être soignées.
Patent WO-2020111700-A1 (WO)
Inventor: OH JAEKEUN
IPC: G01K11/32
Filed: 2019-11-25
Abstract: A pipeline monitoring system and a method therefor are disclosed. The pipeline monitoring system comprises: at least one wireless sensor node; a smart gateway for receiving sensing values wirelessly transmitted from the at least one wireless sensor node; and a monitoring server for analyzing and monitoring the state of a pipeline on the basis of the sensing values received from the smart gateway and outputting a result of the monitoring. The at least one wireless sensor node comprises: a thermoelectric energy harvesting device including a thermoelectric device having one surface connected to a portion of a liquefied natural gas pipeline and another surface connected to a buffer member in the atmosphere to generate electric power by a difference in temperature between the one surface and the other surface; at least one power storage source for storing the power generated by the thermoelectric energy harvesting device; a sensor connected to the pipeline to sense various pieces of state information; and a communication module for wirelessly transmitting the sensed state information by selectively using at least one communication protocol.
Patent WO-2020175905-A1 (WO)
Inventor: PALURI SEETHAL
IPC: H04N19/119
Filed: 2020-02-26
Abstract: A video decoding method performed by a decoding apparatus according to the present disclosure comprises the steps of: acquiring, from a bitstream, video information including partition information for a current picture and prediction information for a current block included in the current picture; deriving, on the basis of the partition information for the current picture, a partitioning structure of the current picture on the basis of a plurality of tiles; deriving prediction samples for the current block on the basis of the prediction information on the current block included in one of the plurality of tiles; and restoring the current picture on the basis of the prediction samples.
Patent WO-2020218791-A1 (WO)
Title: IL-17A 및 TNF-α에 특이적으로 결합하는 이중표적 항체
Inventor: YOON JAE BONG
IPC: C07K16/46
Filed: 2020-04-20
Abstract: 본 발명은 IL-17A 및 TNF-α에 특이적으로 결합하는 이중표적 항체 및 이의 용도에 관한 것이다. 본 발명에 따른 이중표적 항체 또는 이의 항원 결합 단편은 IL-17A 및 TNF-α에 대하여 높은 특이성을 나타내며, 기존의 단일표적 항체에 비해서 뛰어난 중화능을 보일 뿐만 아니라, IL-17와 TNF-α를 동시 억제하여 신속하게 염증 및 면역반응을 억제하므로, 투여 용량은 감소되면서 치료 효과는 증진되는 이점이 있다.
Patent WO-2020231120-A1 (WO)
Inventor: KIM SUNGHOON
IPC: H04W12/06
Filed: 2020-05-11
Abstract: The present disclosure relates to a method and device for providing an edge computing service to a user equipment (UE) in a communication system, and more particularly, to a method and device for managing an identifier of a wireless communication UE so as to provide an edge computing service to the UE. A method according to an embodiment of the present disclosure is a method for managing an identifier of a UE in an edge enabler server of an edge computing system, and the method may comprise the operations of: receiving a first message via a mobile communication network from a UE of a mobile communication system, wherein the first message includes a generic public subscription identifier (GPSI) of the UE, and the received identifier of the UE identifies validity on the basis of a previously received profile of the UE; if the identifier of the UE is valid, binding and storing the identifier of the UE and a UE IP address based on the received first message; and if the identifier of the UE is valid, transmitting a first response message to the UE.
Patent WO-2021241771-A1 (WO)
Inventor: LEE YOUNG TAK
IPC: G09F9/30
Filed: 2020-05-26
Abstract: The present invention relates to a foldable hinge module for a mobile terminal, particularly to a hinge module that is for a mobile terminal and can easily unfold or fold a flexible display installed in the mobile terminal. The foldable hinge module for a mobile terminal of the present invention is characterized in that a gear set unit operatively engaging both a first gear part formed in a first rotary plate and a second gear part formed in a second rotary plate can be used to easily rotate the first rotary plate and the second rotary plate in the X-axis direction, and thereby smoothly unfold or fold the flexible display.
Patent WO-2021096020-A1 (WO)
Title: Battery module and battery pack including same
Inventor: KANG DAHOON
IPC: H01M10/655
Filed: 2020-07-06
Abstract: A battery module according to one embodiment of the present invention comprises: a battery cell stack in which a plurality of battery cells are stacked; a module frame for accommodating the battery cell stack; a thermally conductive resin layer located between the bottom surface of the module frame and the battery cell stack; and a first adhesive layer located between adjacent battery cells from among the plurality of battery cells, wherein the module frame includes an injection hole formed in the bottom surface thereof in order to inject the thermally conductive resin, and the first adhesive layer is formed to be adjacent to the thermally conductive resin layer.
Patent WO-2021020944-A1 (WO)
Inventor: YANG SUCKCHEL
IPC: H04W72/04
Filed: 2020-07-31
Abstract: A method for receiving a signal by a wireless communication device according to an embodiment of the present invention may comprise: monitoring candidates of a control channel in a BWP on the basis of a control channel search space set (SS) configuration and a CORESET configuration; and acquiring control information from the control channel detected as a result of the monitoring of the candidates, wherein: a control channel SS configured on the basis of the control channel SS configuration is associated with a CORESET configured on the basis of the CORESET configuration; the BWP includes one sub-band (SB) or two or more SBs; and in order to monitor the candidates, the wireless communication device configures each CORESET frequency resource area of each SB in the BWP on the basis of a CORESET frequency resource area of one specific SB in the BWP.
Patent WO-2021040415-A1 (WO)
Inventor: OH JEONG WOO
IPC: H01M4/48
Filed: 2020-08-26
Abstract: 본 발명은 화학식 1로 표시되는 리튬 이차전지용 전해액 첨가제, 이를 포함하는 비수 전해액 및 리튬 이차전지에 관한 것이다.
Patent WO-2022107931-A1 (WO)
Inventor: KIM SEONG YUN
IPC: G06F11/14
Filed: 2020-11-20
Abstract: 데이터 중복 방지를 위한 데이터 저장 방법 및 이를 적용한 데이터 플랫폼이 제공된다. 본 발명의 실시예에 따른 데이터 저장 방법은, 수신한 데이터의 시간 필드와 동일한 시간이 수록된 시간 필드를 갖고 있는 중복 데이터가 이력 테이블에 있는지 확인하고, 이력 테이블에 중복 데이터가 있으면 데이터의 수신 시간이 중복 데이터 보다 최신인지 확인하며, 확인 결과 최신이면 이력 테이블에 저장된 데이터를 수신한 데이터로 업데이트한다. 이에 의해, 데이터 저장시에 데이터 이력이 중복으로 저장되는 방지함으로써, 데이터 플랫폼에서 데이터를 저장하는 저장소와 데이터 처리/분석에 소요되는 리소스의 불필요한 사용을 배제할 수 있게 된다.
Patent WO-2022114259-A1 (WO)
Title: 이동통신 시스템의 선번장 관리장치 및 방법
Inventor: LEE SUN IK
IPC: H04Q5/00
Filed: 2020-11-26
Abstract: 본 개시는 이동통신 시스템의 선번장 관리장치 및 방법 제공한다. 본 개시의 일 측면에 의하면, 이동통신 기지국 관리 서버(mobile communications system management server) 및 프론트홀 관리 서버(fronthaul management server)로부터 선번정보를 자동으로 수집 및 갱신하여 접속망(access network)와 관련된 선번장(line number sheet) 관리를 자동화하기 위한 선번장 관리장치 및 방법을 제공한다. 본 개시의 또 다른 측면에 의하면, RU(Radio Unit) 및 DU(Digital Unit) 중 어느 하나로부터 광신호(optical signal)를 수신하여 기지국 고유정보를 획득하고, 프론트홀 관리 서버로 기지국 고유정보를 전송하는 프론트홀 장치를 제공한다.
Patent WO-2021112603-A1 (WO)
Inventor: CHO SUNGKYU
IPC: H04W12/00
Filed: 2020-12-04
Abstract: Provided is a method including transmitting a certificate of the SD to a plurality of service providers; receiving a certificate of each of the plurality of SPs from the plurality of SPs; receiving first signed data from a first SP among the plurality of SPs; authenticating the first signed data by using a certificate of the first SP received from the first SP and obtaining an encrypted key of the first SP from the first signed data; decrypting the encrypted key of the first SP by using a private key of the SD; and storing the decrypted key of the first SP in a first instance corresponding to the first SP among a plurality of instances of the SD.
Patent WO-2022145549-A1 (WO)
Inventor: JUNG NYUM
IPC: G06T19/00
Filed: 2020-12-31
Abstract: 본 발명에 의하면, GPS 데이터와 항공 영상의 이미지에 관한 데이터를 출력하기 위한 항공 영상입력부(100); 공간정보에 관한 플랫폼 데이터(D_fl)를 구성하기 위한 데이터 베이스부(200); 데이터 베이스부(200)의 메모리(280)에 저장된 플랫폼 데이터(D_fl)에 기반하여 공간에 관한 공간정보의 데이터를 생성하여 입력하기 위한 작업자 단말기(300), 및 관리자가 원하는 특정 지역의 특정 위치의 데이터를 입력하기 위한 관리자 단말기(500)를 포함하는 드론공간정보를 활용한 양방향 증강현실 플랫폼이 제공된다.
Patent WO-2022145554-A1 (WO)
Inventor: PARK JUNG-HOON
IPC: A61B18/12
Filed: 2021-01-04
Abstract: 바이폴러 전극을 이용한 전극 스텐트 국소 열 치료장치가 개시된다. 이 전극 스텐트 국소 열 치료장치는 조직의 병변 부위로 이동 가능한 카테터와, 카테터의 단부에 이격하여 제공되는 복수 개의 전극 스텐트와, 복수 개의 전극 스텐트 사이를 절연하기 위한 절연체와, 복수 개의 전극 스텐트에 양 전류 또는 음 전류를 선택적으로 인가하는 전기에너지공급유닛과, 전기에너지공급유닛을 제어하는 컨트롤러를 포함하고, 복수 개의 전극 스텐트 중 적어도 어느 하나의 전극 스텐트는 매쉬 형태로 제공될 수 있다.
Patent WO-2021145670-A1 (WO)
Title: Electronic device, method, and computer-readable recording medium for deactivating chat room of messenger application
Inventor: TSAI CHING-HSIANG
IPC: H04L12/58
Filed: 2021-01-13
Abstract: Disclosed in the present invention are an electronic device, a method, and a computer-readable recording medium for deactivating a chat room of a messenger application. The electronic device: is for receiving a deactivation request for at least one chat room, the deactivation request being associated with chat room settings, wherein the chat room settings include deactivation conditions for at least one chat room; stores the chat room settings including the deactivation conditions for the at least one chat room on the basis of the deactivation request; and deactivates the at least one chat room on the basis of determining whether the deactivation conditions for the at least one chat room are satisfied.
Patent WO-2021162515-A1 (WO)
Inventor: LEE JEONGSU
IPC: H04L5/00
Filed: 2021-02-15
Abstract: 다양한 실시예들은 4G (4  th  generation) 무선 통신 시스템 이후 보다 높은 데이터 전송률 등을 지원하기 위한 차세대 무선 통신 시스템과 관련된 것이다. 다양한 실시예들에 따르면 무선 통신 시스템에서 신호를 송수신하는 방법 및 이를 지원하는 장치가 제공될 수 있으며, 그 밖에 다양한 실시예들이 제공될 수 있다.
Patent WO-2021182812-A1 (WO)
Title: Method and device for uplink synchronization of terminal in inactive state in wireless communication system
Inventor: LEE WON SEOK
IPC: H04W56/00
Filed: 2021-03-08
Abstract: The present disclosure relates to a method and a device for uplink synchronization of a terminal in an inactive state in a wireless communication system. A method for uplink synchronization of a terminal in an inactive state in a wireless communication system according to an embodiment of the present disclosure may comprise the steps of: receiving periodic uplink transmission resource configuration information from a base station; receiving a timing advance command (TAC) from the base station and starting a timing alignment timer (TAT); receiving a radio resource control (RRC) release message including a suspend configuration from the base station and transitioning to an inactive state; if a predetermined trigger condition is satisfied in the inactive state, performing uplink transmission to the base station on the basis of the periodic uplink transmission resource configuration information, wherein the predetermined trigger condition includes at least one of a condition related to a time elapsed after the TAT starts, a condition related to a time remaining until the TAT expires, a condition related to the expiry of a periodic notification area update timer, and a condition related to reception of a timer advance (TA) update command from the base station, and the uplink transmission includes at least one of small data and dummy data; and receiving an additional TAC from the base station to restart the TAT.