baber/WOPTO huggingface dataset:
Patent WO-2021075696-A1 (WO)
Inventor: YOON KWAN YOUNG
IPC: A41G1/00
Filed: 2020-08-19
Abstract: The present invention relates to a thorn tree-shaped wire entanglement. Disclosed is a thorn tree-shaped wire entanglement comprising: a stem formed lengthwise and having a steel wire insertion slot extending from one end to the other end thereof; a thorn portion including leaf thorns formed on the stem at regular distance and having a leaf shape with sharp pointed ends; and an insertion steel wire inserted into the steel wire insertion slot, thereby providing an aesthetic effect.
Patent WO-2021071323-A1 (WO)
Title: Method and device for multiplexing uplink control channels in wireless communication system
Inventor: KIM YEONGSAM
IPC: H04W72/12
Filed: 2020-10-08
Abstract: The present disclosure relates to a 5 th  generation (5G) or pre-5G communication system for supporting a higher data transmission rate than 4 th  generation (4G) communication systems such as long-term evolution (LTE). The present disclosure is for managing uplink control channels in a wireless communication system, and an operation method for a base station may include the steps of: allocating an uplink control channel of a first format to a first terminal; allocating an uplink control channel of a second format to a second terminal on the basis of a resource of the first format; and transmitting information about the uplink control channel allocation.
Patent WO-2022045435-A1 (WO)
Inventor: PARK JI MAN
IPC: G01W1/08
Filed: 2020-10-15
Abstract: Disclosed is a hygroscopic flare ejection-type rocket for artificial rainfall, comprising: a rocket body that is dropped by means of a parachute after flying by thrust and has an outlet for discharging hygroscopic flares; a communication module that is installed in the rocket body and transmits and receives launch and ejection commands to and from a ground station; hygroscopic flares for ejection that are installed inside the rocket body and filled with a mixture of artificial rainfall material and combustion material therein; and an injection device that separates and ejects the hygroscopic flares for ejection from the inside of the rocket body to the outside.
Patent WO-2021091220-A1 (WO)
Inventor: FEATHERSTONE WALTER
IPC: H04L29/08
Filed: 2020-11-04
Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Disclosed is a method of creating or updating an application context in a Multi-access Edge Computing, MEC, system, comprising the steps of: a) a device application posting a request to the MEC system to create or update the application context and to specify desired application location constraints; b) the MEC system authorising the request and creating or updating the application context in the MEC system and informing the device application accordingly; and c) the MEC system detecting a change in application location availability.
Patent WO-2022045449-A1 (WO)
Inventor: CHOI JUNG HWAN
IPC: G06F9/30
Filed: 2020-11-06
Abstract: 입력어레이의 제2디멘젼 방향보다 제1디멘젼 방향에 우선순위를 두어 상기 각 요소들을 데이터 연산부에 순차적으로 입력해야 하는 것으로 판단된 경우에, 상기 복수 개의 비압축데이터그룹들 또는 상기 각각의 비압축데이터그룹에 대응하는 복수 개의 압축데이터그룹들을 상기 제2디멘젼 방향보다 상기 제1디멘젼 방향에 우선순위를 두어 메모리로부터 순차적으로 읽어 들이는 데이터 처리방법을 공개한다.
Patent WO-2021096247-A1 (WO)
Title: Adhesive sheet, adhesive composition therefor, optical member comprising same, and optical display device comprising same
Inventor: KIM DO YOUNG
IPC: C08K5/00
Filed: 2020-11-12
Abstract: Provided are an adhesive sheet, an adhesive composition therefor, an optical member comprising same, and an optical display device comprising same, wherein the adhesive sheet comprises an adhesive layer formed of an adhesive composition containing a hydroxyl group-containing (meth)acrylic copolymer, a photo-initiator, a photo-curable crosslinking agent, and a heat-curable crosslinking agent; the heat-curable crosslinking agent contains an isocyanate-type crosslinking agent and carboxyl group-containing (meth)acrylate; the adhesive layer has a peeling strength of about 600 gf/in or more relative to a glass substrate at 25°C and has a surface energy of about 70 mN/m or more at 25°C.
Patent WO-2021101242-A1 (WO)
Inventor: SEONG TAE YEON
IPC: H01L29/66
Filed: 2020-11-18
Abstract: Disclosed are a multi-channel thin-film transistor and a method for manufacturing same. The present invention comprises: a first channel layer formed on a substrate; a first source electrode and a first drain electrode, which are formed on the first channel layer; a first gate insulating layer formed on the first channel layer, the first source electrode, and the first drain electrode; a gate electrode formed on the first gate insulating layer; a second gate insulating layer formed on the gate electrode; a second channel layer formed on the second gate insulating layer; and a second source electrode and a second drain electrode, which are formed on the second channel layer; wherein the first source electrode and the second source electrode are electrically connected via a source electrode connecting portion, and the first drain electrode and the second drain electrode are electrically connected via a drain electrode connecting portion.
Patent WO-2021107493-A1 (WO)
Inventor: LEE JEE HWAN
IPC: H04N21/234
Filed: 2020-11-18
Abstract: Provided is a camera use environment configuration method capable of preventing access to other cameras or intrusion into the internal network of a monitoring system by utilizing a program or data used in camera use environment configuration. A camera use environment configuration method according to one aspect of the present invention comprises the steps in which: a control server connects to at least one camera to be environment-configured from among a plurality of cameras; the control server provides log-in data and environment configuration data to the camera to be environment-configured while receiving, from the camera to be environment-configured, a program module for log-in and environment configuration, so as to configure an operation environment for the camera to be environment-configured; the remainder in a storage device of the control server from among the program module, the log-in data and the environment configuration data is deleted when configuration for the operation environment is completed, and initialization is performed; and the control server receives image data from each of the plurality of cameras and converts the image data to one-way image data.
Patent WO-2021107534-A1 (WO)
Title: 안전형 만성 경막하 출혈 수술용 배액관
Inventor: CHO JIN MO
IPC: A61M1/00
Filed: 2020-11-23
Abstract: 본 발명의 일실시예는, 두개골에 구멍을 형성하고 상기 구멍을 통해 삽입하여 경막하혈종을 제거하는 배액관 어셈블리에 있어서, 가요성(flexible)이며 상기 경막하혈종을 흡입하며 상부에서 하부로 연장된 형상의 석션 유닛; 상기 석션 유닛의 외주면에 위치하는, 벤딩 유닛; 그리고 상기 석션 유닛의 외주면에 결합되며, 상기 벤딩 유닛에 결합되는, 가이드 유닛을 포함하고, 상기 벤딩 유닛이 상기 석션 유닛의 길이 방향과 나란한 외력을 제공받으면, 상기 석션 유닛은 상기 벤딩 유닛의 위치에 대응되어 굽어지는, 배액관 어셈블리를 제공할 수 있다.
Patent WO-2022114382-A1 (WO)
Inventor: KIM KWANG SU
IPC: G06T7/11
Filed: 2020-12-31
Abstract: L'invention concerne un procédé semi-automatique de comptage de cellules dans lequel les avantages d'un procédé manuel et d'un procédé automatique sont combinés. La présente invention concerne un procédé semi-automatique de comptage de cellules à l'aide d'un hémocytomètre, le procédé comprenant les étapes consistant à : (a) placer un milieu de culture cellulaire dans une chambre d'hémocytomètre avec une grille graduée, recouvrir la chambre avec un couvercle en verre, en capturer ensuite une image de microscope ; (b) extraire une région cible de comptage quadrangulaire à partir de l'image ; (c) détecter des cellules dans la région cible de comptage ; et (d) compter le nombre total de cellules dans le milieu de culture cellulaire à partir du nombre de cellules dans la région cible de comptage.
Patent WO-2021141454-A1 (WO)
Title: Camera module and electronic device including the same
Inventor: MOON CHANYOUNG
IPC: G03B17/12
Filed: 2021-01-08
Abstract: A camera module is disclosed. The camera module includes a camera housing, a camera assembly including a lens and an image sensor, at least a portion of the camera assembly being disposed inside the camera housing, and a guide plate connected to the camera assembly and the camera housing. The camera assembly is rotatable with respect to each of a first rotation axis and a second rotation axis, which are substantially perpendicular to an optical axis L of the lens. The guide plate includes a central portion disposed in a peripheral portion of the lens, a first portion and a second portion, which extend from the central portion in a direction of the first rotation axis and are rotatably connected to the camera assembly, and a third portion and a fourth portion, which extend from the central portion in a direction of the second rotation axis and are rotatably connected to the camera housing.
Patent WO-2021145617-A1 (WO)
Title: High-pressure jet washing apparatus
Inventor: PARK SHIN KEUN
IPC: A47L15/42
Filed: 2021-01-11
Abstract: The present invention relates to a high-pressure jet washing apparatus for washing a washing object by jetting high-pressure washing water onto the washing object, the high-pressure jet washing apparatus comprising: a showerhead for receiving and storing washing water; a water supply line for supplying washing water to the showerhead; and a plurality of nozzles, attached to the showerhead, for jetting the washing water stored in the showerhead onto the washing object at high pressure, wherein the nozzles micronize the washing water stored in the showerhead and jet the micronized washing water at high pressure. The nozzles are preferably flat spray nozzles for jetting washing water in a fan shape, and may be arranged so as to be out of line at a predetermined angle on the basis of the central axis of the showerhead.
Patent WO-2021154025-A1 (WO)
Title: Substrate processing device and substrate processing method
Inventor: YOO IN SEO
IPC: C23C16/44
Filed: 2021-01-29
Abstract: The present invention relates to a substrate processing device and a substrate processing method. The substrate processing device comprises: a chamber; a substrate support part rotatably installed in a process space inside the chamber so as to allow at least one substrate to be seated thereon; a first gas spray unit for spraying, to a first region of the process space, a source gas and a first purge gas for purging the source gas; a source gas supply source for supplying the source gas to the first gas spray unit; a first purge gas supply source for supplying the first purge gas to the first gas spray unit; a second gas spray unit spatially separated from the first region and configured to spray, to a second region of the process space, a reactant gas reacting with the source gas and a second purge gas for purging the reactant gas; a reactant gas supply source for supplying the reactant gas to the second gas spray unit; and a second purge gas supply source for supplying the second purge gas to the second gas spray unit.
Patent WO-2021167325-A1 (WO)
Inventor: AHN BUM MO
IPC: C23C16/455
Filed: 2021-02-16
Abstract: Dans un dispositif d'alimentation en gaz selon un mode de réalisation préféré de la présente invention, un élément de contrainte ayant un coefficient de dilatation thermique inférieur au coefficient de dilatation thermique d'un corps est disposé dans une rainure formée autour d'une première zone. Par conséquent, l'invention concerne un dispositif d'alimentation en gaz qui ne permet pas la déformation thermique du corps.
Patent WO-2021246663-A1 (WO)
Inventor: LEE YANG SUN
IPC: E04G17/04
Filed: 2021-05-03
Abstract: The present application relates to a Euro form holding device and a holding device for preventing deformation which may be caused by pressure when using a Euro form. The purpose of the present application is to provide a Euro form holding device which, when Euro forms are used, can firmly hold the spacing between the Euro forms by using a vertically movable fastening frame and prevent deformation which may be caused by pressure. The Euro form holding device may comprise: a fastening plate part including a fastening plate, a support plate, and a fastening tip; a load part horizontally moving according to the vertical movement of an adjustment part; and the adjustment part for adjusting the load part by vertically moving. When used, the Euro form holding device may utilize a fastening frame to firmly hold a Euro form which may be deformed by pressure and thus can improve stability.
Patent WO-2022045653-A1 (WO)
Title: Appareil de pompage de liquide médicinal et procédé de préparation d'injection de liquide médicinal au moyen de cet appareil
Inventor: KIM YONG HYUN
IPC: A61M5/14
Filed: 2021-08-12
Abstract: L'appareil de pompage de liquide médicinal selon un mode de réalisation de l'invention comprend : une chambre ayant un espace interne, qui n'est pas rempli de liquide médicinal, et un orifice d'injection, qui est relié à l'espace interne ; un piston disposé à l'intérieur de la chambre de telle sorte que l'espace interne a un volume prédéterminé ; et une unité d'application de pression capable de presser le piston de telle sorte que le volume de l'espace interne diminue.
Patent WO-2023017876-A1 (WO)
Title: Composite polyimide substrate, composite polyimide composition, and printed circuit board using same
Inventor: KINO TAKASHI
IPC: C09J7/22
Filed: 2021-08-13
Abstract: The present invention is applicable in the field of substrates for high-frequency circuits, and for example, relates to a composite polyimide substrate, a composite polyimide composition, and a printed circuit board using same. The composite polyimide substrate according to the present invention may include: a substrate main body including a polyimide of which at least a portion has been substituted with a polyester group; and polytetrafluoroethylene (PTFE) particles included in the substrate main body.
Patent WO-2022045863-A1 (WO)
Title: Wireless power transmission apparatus and wireless power reception apparatus
Inventor: CHOI JINGU
IPC: H02J50/80
Filed: 2021-08-31
Abstract: A wireless power transmission apparatus according to an embodiment of the present specification: performs a ping step of transmitting a digital ping to a wireless power reception apparatus; performs a configuration step of receiving, from the wireless power reception apparatus, a configuration packet including configuration information of the wireless power reception apparatus; performs a power transmission step of transmitting wireless power; receives, from the wireless power reception apparatus in the power transmission step, a first data packet accompanied by a timing constraint; and transmits a second data packet to the wireless power reception apparatus on the basis of the timing constraint.
Patent WO-2022145632-A1 (WO)
Inventor: LEE KYU SUK
IPC: A61K8/87
Filed: 2021-09-27
Abstract: 본 발명의 일 측면에 의하여 기재 필름; 상기 기재 필름 위의 염모용 잉크층을 포함하고, 상기 염모용 잉크층은 모발색을 차폐하기 위한 제1 안료, 모발에 원하는 색을 발현하기 위한 제2 안료, 수지 및 왁스를 포함하는 염모용 필름을 제공한다. 본 발명의 일 측면에 의하여 프린터 헤드를 포함하는 바디부; 상기 프린터 헤드 위로 상기 바디부에 장착되는 염모용 필름 카트리지; 상기 프린터 헤드는 상기 염모용 필름 카트리지 내의 필름과 접촉할 수 있고, 일단이 상기 바디부의 일단에 연결되어 상기 바디부에 대하여 접히고 펴지는 모발 지지부;를 포함하고, 상기 바디부와 상기 모발 지지부 사이에 모발을 집을 수 있고, 상기 프린터 헤드는 상기 모발 지지부를 마주보는 쪽에 위치하는 염모용 프린터를 제공한다.
Patent WO-2022085999-A1 (WO)
Inventor: HAN JIN KI
IPC: B05C5/02
Filed: 2021-10-07
Abstract: 본 발명은 전지의 전극에 절연액을 공급하기 위한 전극 절연액 공급장치에 관한 것으로, 절연액이 저장되는 저장탱크; 절연액이 전극에 도포되는 코팅 다이; 상기 저장탱크에 연결되어 절연액을 상기 코팅 다이로 공급하는 공급라인; 상기 공급라인 상에 설치되는 펌프; 상기 저장탱크에 연결되어 상기 저장탱크로 탈포된 절연액을 공급하는 탈포탱크; 상기 탈포탱크에 진공을 인가하여 탈포탱크 내 절연액의 기포를 탈포하는 진공 펌프; 상기 공급라인에 설치되어 공급라인 내의 기포 발생 상태를 실시간으로 감지할 수 있는 기포 감지 센서; 및 상기 기포 감지 센서가 감지한 기포의 양에 기초하여, 상기 절연액 공급장치의 작동조건을 조절하는 제어부를 포함하는 것에 의하여, 절연액 공급라인의 기포 혼입을 극력 억제하여 절연코팅층의 핀홀 불량을 저감할 수 있다. 본 발명은 또한, 상기한 전극 절연액 공급장치를 이용한 전극 절연액 공급방법에 관한 것이다.
Patent WO-2022145975-A1 (WO)
Inventor: CHUNG KYUNG-SOOK
IPC: C12N9/12
Filed: 2021-12-28
Abstract: 본 발명은 형질전환된 인간 간성상세포주 및 이의 용도에 관한 것이다. 본 발명에 따른 간성상세포주는 약물에 대한 응답성 향상을 나타내고 간세포와의 공배양 시 간세포의 기능 저해를 보이지 않아 기내 배양 모델에서 유용하게 사용될 수 있다.
Patent WO-2022169239-A1 (WO)
Title: Inhibiteur d'inflammasome nlrp3 à petites molécules pour le traitement de la maladie d'alzheimer
Inventor: CHOI SANGDUN
IPC: A61P3/00
Filed: 2022-01-28
Abstract: Dans la présente invention, un composé inhibiteur de NLRP3 7 (NIC7) et un dérivé puissant NIC7w qui constituent un nouvel inhibiteur à petites molécules destiné à inhiber des inflammasomes NLRP3 sont identifiés. Plus particulièrement, le composé et le dérivé inhibent des éléments principaux de la voie de signalisation de NLRP3, principalement l'IL-1β et la caspase 1, et améliorent les comportements cognitifs de souris dans des modèles murins AD. En général, il est suggéré que le NIC7 et le NIC7w constituent des agents thérapeutiques potentiels pour l'inhibition d'inflammasome NLRP3 dans la maladie d'Alzheimer.
Patent WO-2023153536-A1 (WO)
Inventor: CHOI JEONG SIK
IPC: G06Q30/06
Filed: 2022-02-10
Abstract: The present invention relates to a control method of an electronic device providing subject-specific search results, the method executing the steps of: on the basis of a database in which information on each of a plurality of subjects is established, carrying out a search with respect to search text received in response to a user input; and providing a plurality of subject-specific independent search results.
Patent WO-2022234955-A1 (WO)
Title: Wireless charging noise processing method and electronic device supporting same
Inventor: CHUNG MYUNGKYOON
IPC: G01R29/26
Filed: 2022-03-30
Abstract: Disclosed is an electronic device comprising a wireless charging circuit including a rectifier for converting AC power into DC power, a processor electrically connected to the wireless charging circuit, and a noise detection circuit connected between the wireless charging circuit and the processor, wherein the noise detection circuit includes: a comparator having an output terminal connected to a GPIO port of the processor; a first resistance element connected to an output terminal of the rectifier and configured to apply a portion of an output voltage of the rectifier to a first input terminal of the comparator; a second resistance element connected to the output terminal of the rectifier and configured to apply the other portion of the output voltage of the rectifier to a second input terminal of the comparator; and a capacitor connected between the second resistance element and the second input terminal. In addition, various embodiments identified through the present document are possible.
Patent WO-2022211583-A1 (WO)
Inventor: LEE DONG WOOK
IPC: B63B59/10
Filed: 2022-04-01
Abstract: La présente invention se rapporte à un dispositif de couplage d'aimant sans fil pour un robot de nettoyage de navire. Le dispositif de couplage d'aimant sans fil pour le robot de nettoyage de navire selon la présente invention est caractérisé en ce qu'il comprend : une unité de couplage qui peut être couplée de manière sélective à une unité de fixation, disposée dans le robot de nettoyage de navire, afin de transporter le robot de nettoyage de navire ; et une unité de guidage qui est disposée sur l'unité de couplage et qui utilise une force magnétique pour guider la position de couplage de l'unité de couplage jusqu'à l'unité de fixation. Par conséquent, l'invention concerne le dispositif de couplage d'aimant sans fil pour un robot de nettoyage de navire, le dispositif de couplage d'aimant sans fil permettant au robot de nettoyage de navire d'être facilement couplé à un dispositif de transport, ou séparé de celui-ci, pendant le processus d'introduction et de retrait.
Patent WO-2022250381-A1 (WO)
Inventor: KIM DUK YONG
IPC: H05K9/00
Filed: 2022-05-20
Abstract: 본 발명은 신호 차폐 장치 및 이를 포함하는 안테나 장치에 관한 것으로서, 특히, 일면에 다수의 신호 관련 부품이 실장된 프린트 보드 어셈블리(Printed Board Assembly, 이하, 'PBA'라 약칭함)에 적층 배치되어 상기 다수의 안테나 부품으로부터의 신호의 누설을 방지하기 위한 쉴드커버를 포함하고, 상기 PBA의 일면에는 홈 가공된 쉴드커버 안착 그루브가 형성되며, 상기 쉴드커버의 일면과 타면 중 상기 PBA의 일면을 마주하는 타면에는. 상기 쉴드커버 안착 그루브에 삽입 안착되는 삽입 단부가 일체로 형성됨으로써, 제조 비용의 상승을 방지하고, EMI 차폐가 용이하며, 방열 성능을 크게 향상시킬 수 있는 이점을 제공한다.
Patent WO-2023282469-A1 (WO)
Inventor: KHANDELWAL GAURAV
IPC: G06T5/50
Filed: 2022-05-31
Abstract: L'invention concerne un procédé d'amélioration de la qualité d'image. Le procédé peut consister à recevoir une pluralité de trames d'entrée et de métadonnées, et à déterminer un ou plusieurs scores de caractéristique d'une trame d'entrée reçue de la pluralité de trames d'entrée. Le procédé peut en outre consister à déterminer un score paramétrique de la trame d'entrée reçue sur la base d'une analyse desdits scores de caractéristique de la trame d'entrée reçue et des métadonnées. Le procédé peut consister à identifier un ou plusieurs artefacts à corriger dans la trame d'entrée reçue sur la base du score paramétrique, et à déterminer une intensité de correction requise pour au moins un artefact identifié dans la trame d'entrée reçue sur la base du score paramétrique, puis à appliquer l'intensité de correction déterminée à la trame d'entrée reçue. Le procédé peut en outre consister à effectuer un mélange multi-trames d'une pluralité de trames d'entrée reçues ayant une force de correction déterminée appliquée.
Patent WO-2022265448-A1 (WO)
Inventor: CHOI INKWON
IPC: H04M1/72469
Filed: 2022-06-17
Abstract: 애플리케이션 화면을 탐색하는 전자 장치 및 그 동작 방법이 제공된다. 상기 방법은, 사용자 입력을 수신하는 단계; 상기 사용자 입력에 기초하여, 상기 전자 장치를 제어하기 위한 사용자 의도를 결정하는 단계; 상기 사용자 의도에 대응하는 제어 동작을 수행하기 위한 명령을 목표로 결정하는 단계; 상기 애플리케이션 화면의 사용자 인터페이스의 요소들을 식별하는 단계; 상기 사용자 의도 및 상기 사용자 인터페이스의 요소들에 기초하여, 상기 명령을 실행하기 위한 적어도 하나의 하위 목표를 결정하는 단계; 및 상기 적어도 하나의 하위 목표에 대응하는 적어도 하나의 작업을 수행하여 상기 명령을 실행하는 단계를 포함하고, 상기 적어도 하나의 하위 목표는 각각, 상기 제어 명령을 실행하기 위한 상기 애플리케이션의 탐색 동작의 검증에 기초하여 변경 가능한 것이고, 상기 적어도 하나의 작업은, 상기 애플리케이션을 탐색하기 위한 액션의 단위들로 구성되는 것인, 방법일 수 있다.
Patent WO-2023277516-A1 (WO)
Inventor: LEE HYUNSEUNG
IPC: D06F34/32
Filed: 2022-06-28
Abstract: La présente divulgation concerne un appareil de traitement du linge servant à positionner un cristal liquide au centre d'une partie de manipulation lorsqu'un dispositif d'affichage comprenant un cristal liquide est installé à l'intérieur d'une partie de manipulation rotative.
Patent WO-2024010129-A1 (WO)
Inventor: PARK JONGHO
IPC: H04N5/208
Filed: 2022-07-19
Abstract: 본 개시의 실시 예에 따른 디스플레이 장치는 영상 데이터에 기초하여 디테일 성분이 적은 플랫 영역의 면적을 획득하고, 플랫 영역의 면적에 기초하여 컨투어 노이즈를 제거하기 위한 게인 값을 획득하고, 게인 값에 기초하여 결과 영상 데이터를 생성하는 컨트롤러, 및 결과 영상 데이터에 기초하여 영상을 출력하는 디스플레이를 포함할 수 있다.
Patent WO-2023048461-A1 (WO)
Title: Method and apparatus by which communication system verifies uniqueness of original ppl product and provides same in synchronization with media reproducing information on plurality of ppl products
Inventor: YEO TAE HWAN
IPC: H04N21/43
Filed: 2022-09-21
Abstract: The present invention relates to a method and apparatus by which a communication system verifies uniqueness of an original PPL product and provides same in synchronization with media reproducing information on a plurality of PPL products. In particular, the present invention relates to a method and apparatus by which a communication system shares, on a blockchain network, an image containing digital tag information and a serial number photographed while content is produced, so as to verify uniqueness of an original PPL product, transmits, to a terminal of a user, information on a plurality of PPL products according to a playback time when a PPL product appears, in synchronization with the playback time of the content, and provides a purchase procedure.