baber/WOPTO huggingface dataset:
Patent KR-20200119822-A (KR)
Title: 내부 및 외부 치형부를 갖는 얇은 벽의 중공 휠, 및 그 제조 장치 및 방법
Inventor: RUH FABIAN
IPC: B21H5/02
Filed: 2019-02-14
Abstract: 내부 치형부 및 외부 치형부를 포함하는 중공 휠을 제조하는 방법에서, 내부 치형부는 기어 치형이며, 공작물(1)은 스탬핑 공구(2)를 통해 가공된다. 공작물(1)은 종축(Z)을 갖는 관형 섹션(3) 및 가공 동안 관형 섹션(3)의 형상 안정화를 위한 제1 안정화 섹션을 포함한다. 관형 섹션(3)은 내부 다이 치형부(5z)를 포함하는 다이(5) 내로 삽입된다. 공작물이 시간에 따라 변하는 회전 속도를 갖는 회전 운동을 실행하며 스탬핑 공구(2)가 상기 회전 운동과 동기화된 반경방향 진동 운동을 실행함에 의해 내부 치형부 및 외부 치형부를 동시 제조하기 위해 스탬핑 공구(2)를 통해 공작물(1)은 내측에서 후속하여 가공된다. 여기서, 관형 섹션(3)의 반복된 해머링 가공을 통해 외부 치형부의 제조 및 동시에 내부 치형부의 제조를 위해 스탬핑 공구는 관형 섹션을 다이 치형부(5z)로 형성한다.
Patent KR-20200120920-A (KR)
Title: 강건한 건식/습식 접착력을 갖는 우레탄 아크릴 하이브리드 중합체 분산물 및 이로부터 제조된 베이스코트
Inventor: YU ZHANGQING
IPC: C08G18/42
Filed: 2019-02-12
Abstract: 본 발명은 강건한 건식/습식 접착력을 갖는 우레탄 아크릴 하이브리드 중합체 분산물, 및 자동차 응용을 위한 이로부터 제조된 베이스코트(basecoat)에 관한 것이다.  이 시스템에서, 폴리우레탄 분산물(PUD) 예비중합체는 폴리올과 지방족 다이아이소시아네이트의 배합물을 기반으로 한다.  아크릴 부분은 (메트)아크릴화 단량체를 기반으로 한다.  이 하이브리드 중합체 분산물과 규정된 유리 전이 온도(T g ) 값을 갖는 다른 수지, 유기 및/또는 무기 리올로지 개질제(rheology modifier), 및 상이한 첨가제 - 안료, 분산제, 및 소포제를 포함함 - 의 배합물이 개질된 외관 및 성능을 갖는 수성 베이스코트를 제조하는 데 사용된다.  최종 코팅은 자동차 응용에 있어서 프라이머에 대한 탁월한 건식/습식 접착력을 나타낸다.
Patent KR-20200131227-A (KR)
Title: 도전막과 그의 제조 방법, 도전체, 레지스트 패턴의 형성 방법 및 적층체
Inventor: MAKIGAWA Saki
IPC: C08L73/02
Filed: 2019-03-14
Abstract: 본 발명의 도전막은 도전성 폴리머 (A)를 포함하고, 막 두께가 35nm 이하인 도전막이며, 상기 도전막의 표면 저항값이 1×10 11 Ω/□ 이하이고, 상기 도전막에 전압을 인가하였을 때의 당해 도전막에 흐르는 전류값의 표준 편차가 5 이하이다.  본 발명의 도전체는, 기재와, 상기 기재의 표면의 적어도 일부에 마련된, 상기 도전막을 갖는다.  본 발명의 레지스트 패턴의 형성 방법은, 화학 증폭형 레지스트를 포함하는 레지스트층을 편면 상에 갖는 기판의 상기 레지스트층의 표면에, 상기 도전막을 형성하는 적층 공정과, 상기 기판에 대하여, 상기 도전막 측으로부터 전자선을 패턴상으로 조사하는 노광 공정을 갖는다.  본 발명의 적층체는 레지스트층과, 상기 레지스트층의 표면에 형성된 대전 방지막을 갖고, 상기 대전 방지막이 상기 도전막이다.
Patent KR-20210010430-A (KR)
Title: 이차 전지용 전지 부재의 제조 방법, 및 이차 전지
Inventor: SERA Yusuke
IPC: H01M10/0585
Filed: 2019-05-09
Abstract: 본 발명의 일 측면은, 1쌍의 전극 재료층 사이에 전해질 재료층을 마련하여 적층체를 제작하는 공정과, 적층체를 일괄적으로 절단하는 공정을 구비하는, 이차 전지용 전지 부재의 제조 방법을 제공한다.
Patent KR-20210015749-A (KR)
Title: 이종 다이 집적 애플리케이션들을 위한 emib 및 유리 코어가 있는 하이브리드 팬-아웃 아키텍처
Inventor: PIETAMBARAM SRINIVAS
IPC: H01L23/00
Filed: 2019-05-07
Abstract: 본 명세서에 개시되는 실시예들은 전자 패키지들 및 이러한 패키지들을 형성하는 방법들을 포함한다.  실시예에서, 마이크로전자 디바이스 패키지는 RDL(redistribution layer) 및 이러한 RDL 위의 인터포저를 포함할 수 있다.  실시예에서, 유리 코어는 RDL 위에 형성되고 인터포저를 둘러쌀 수 있다.  실시예에서, 마이크로전자 디바이스 패키지는 인터포저 위의 복수의 다이들을 추가로 포함할 수 있다.  실시예에서, 복수의 다이들은 인터포저와 통신가능하게 연결된다.
Patent KR-20200125633-A (KR)
Title: 외부 예외 핸들링
Inventor: WEIDMANN MARTIN
IPC: G06F9/455
Filed: 2019-02-28
Abstract: 복수의 가상 프로세서들에서의 활성 가상 프로세서에 관한 명령들을 실행하는 처리 회로소자를 구비하는 데이터 처리장치를 제공한다. 예외 제어 회로소자는, 복수의 가상 프로세서들에서의 목표 가상 프로세서와 관련된 외부 예외를 수신하고, 목표 가상 프로세서가 활성 가상 프로세서이외의 가상 프로세서일 때, 스케줄링 동작에 의해 목표 가상 프로세서를 활성 가상 프로세서가 되게 예정하는 도어벨 예외를 발행한다. 기억 회로소자는 일 세트의 마스킹된 가상 프로세서들의 표시를 기억하고, 스케줄링 동작은, 일 세트의 마스킹된 가상 프로세서들에 대한 도어벨 예외들을 무시하도록 구성된다.
Patent KR-20210009299-A (KR)
Title: 게놈-와이드 통합을 통한 순환 종양 dna의 초민감 검출
Inventor: LANDAU DAN AVI
IPC: G06N3/08
Filed: 2019-02-27
Abstract: 본 개시는 환자에서 종양 질환을 진단하기 위한 시스템, 소프트웨어 및 방법에 관한 것이다.
Patent KR-20200130716-A (KR)
Title: 어드레스 조정 방법, 디바이스, 기지국, smf 네트워크 요소 및 저장 매체
Inventor: YANG LI
IPC: H04W36/08
Filed: 2018-12-27
Abstract: 어드레스 조정 방법 및 디바이스, 기지국, 세션 관리 기능(SMF) 네트워크 요소 및 저장 매체가 제공된다. 소스 기지국 측으로부터 타겟 기지국 측으로 단말의 핸드오버 과정에서, 단말의 PDU 세션의 UPF 분할 상태가 결정될 수 있고 데이터 전송 터널 어드레스 조정이 구현될 수 있음으로써, 단말의 핸드오버 과정에서 PDU 세션의 분할 제어의 유연성을 향상하고, 단말이 핸드오버를 완료한 후에 타겟 기지국 측이 데이터 전송 터널 어드레스 조정을 수행하기 위해 PDU 세션 자원 수정/수정 지시 및 다른 과정을 다시 실행하는 것을 방지할 수 있다. 타겟 기지국 측의 자원 수락 제어 효율성이 개선되어, PDU 세션이 가능한 한 빨리 합당한 UPF 분할 또는 UPF 비분할 상태로 진입하도록 할 수 있으며, 기지국과 코어 네트워크 사이의 시그널링 자원이 절감될 수 있다.
Patent KR-20210006403-A (KR)
Title: 하이브리드 자동 반복 요청(harq)을 위한 방법 및 장치
Inventor: KARAKI REEM
IPC: H04L1/18
Filed: 2019-05-09
Abstract: 하이브리드 자동 반복 요청 애크날리지먼트(HARQ-ACK) 피드백을 위한 방법 및 장치가 개시된다.  하나의 실시예에 있어서, 무선 장치(WD)에서 구현된 방법은, 네트워크 노드로부터, 물리적인 다운링크 공유된 채널(PDSCH)을 스케줄링하는 제1다운링크 제어 정보(DCI)를 수신하는 것; 및 네트워크 노드로부터, 제2DCI를 수신하는 것을 포함하고, 제2DCI는 제1DCI에 의해서 스케줄링된 PDSCH에 대한 HARQ-ACK 피드백을 트리거하는 하이브리드 자동 반복 요청 애크날리지먼트(HARQ-ACK) 피드백 요청 트리거를 포함한다.  또 다른 실시예에 있어서, 네트워크 노드에서 구현된 방법은, PDSCH를 스케줄링하는 제1다운링크 제어 정보(DCI)를 전송하는 것; 및 제2DCI를 전송하는 것을 포함하고, 제2DCI는 제1DCI에 의해서 스케줄링된 PDSCH에 대한 HARQ-ACK 피드백을 트리거하는 HARQ-ACK 피드백 요청 트리거를 포함한다.
Patent KR-20210030901-A (KR)
Title: 농업 제어 환경 내 조명 및 분포 감지를 위한 방법, 장치 및 시스템
Inventor: LYS IHOR
IPC: F21Y115/10
Filed: 2019-05-06
Abstract: 분포 센서 그리드는 농업 환경에서 식물의 성장 조건을 모니터링하기 위해 사용될 수도 있다. 하나의 실시예에서, 분포 센서 그리드는 수직축 및 제1 수평축에 의해 획정된 그리드로서 배열되는 센서를 포함할 수도 있다. 센서는 작동 전력 및/또는 네트워크 통신 접근을 제공하는 케이블 및/또는 포트에 각각 결합될 수도 있다. 일부 구현예에서, 농업 환경에 배치된 복수의 조명 기구가 전력 및 네트워크 통신 접근을 하나 이상의 센서에 제공하도록 구성될 수도 있어서, 연결을 위한 과도한 케이블의 사용을 감소시키고 설치를 간소화한다. 센서는 이에 대응하여 농업 환경의 일부를 위한 성장 조건을 모니터링하기 위해 각각의 조명 기구의 부근에 배치될 수도 있다. 사용되는 센서가 또한 통합 센서 조립체로서 패키징될 수도 있어서, 설치 및 배치를 더 간소화한다.
Patent KR-20200141520-A (KR)
Title: 최대 20 중량%의 농축도를 위한 개선된 uf6 운반 및 프로세스 컨테이너(30w)
Inventor: STUCKER DAVID L
IPC: G21F5/10
Filed: 2019-05-07
Abstract: 본 발명은 최대 20 중량%  235 U까지 농축된 UF 6 를 최대 1,500 kg U의 양으로 보관하기 위한 UF 6  운반 및 프로세스 컨테이너에 관한 것이다.  컨테이너는, 쉘의 외부 및 내부 표면/기재 사이에 위치 설정되는 일체형 열 교환기를 갖는 쉘을 포함한다.  일체형 열 교환기는 열 전달 유체를 통과시키기 위한 금속 통로 공극으로 구성된다.  쉘은 내부 챔버를 형성하고, 격벽 구성이 내부 챔버 내에 위치 설정되고 컨테이너의 길이를 따라 길이방향으로 연장되어, UF 6 를 보관하기 위해 내부 챔버 내에 복수의 개별 격실을 형성한다.  컨테이너는 적층 제조 방법에 의해 제조될 수 있다.
Patent KR-20210008861-A (KR)
Title: 이중상 제품
Inventor: ZUKOWSKI JOSEPH MICHAEL
IPC: A61Q19/00
Filed: 2019-06-28
Abstract: 제1 부분; 및 제1 부분을 적어도 부분적으로 둘러싸는 제2 부분을 포함하는 개별 분배형 제품은 소비자에게 고급스럽고 구별되는 외관을 제공한다.
Patent KR-20220098894-A (KR)
Inventor: SEO YOUNG DEOK
IPC: G11C16/14
Filed: 2021-01-05
Abstract: With respect to each memory block of a plurality of memory blocks included in a nonvolatile memory device, each memory block is divided into a plurality of retention groups based on an erase program interval (EPI), and time-difference information including a plurality of EPI values corresponding to the plurality retention groups, respectively, is generated. The EPI indicates a time interval between an erase time point and a program time point of each memory block. Offset information including a plurality of offset values corresponding to differences between a plurality of default read voltages and a plurality of corrected read voltages of each memory block is generated. Corrected read voltages corresponding to read addresses are generated based on the offset information and the time difference information. Data is read from the nonvolatile memory device based on the read address and the corrected read voltages. The read voltages are corrected using the time difference information, a success probability of a read operation is increased and performance of the nonvolatile memory device and a storage device can be improved.
Patent KR-20220098924-A (KR)
Inventor: GONG CHANG SU
IPC: A23N12/08
Filed: 2021-01-05
Abstract: The present invention relates to tea bag-type corn silk tea with improved flavor and a method for producing the same. Specifically, in the process of preparing a tea bag-type corn silk tea, the unique flavor and nutrients of corn silks are preserved, and the flavor is improved to increase palatability by removing undesirable flavors and imparting a rich flavor. The method for preparing a tea-bag type corn silk tea comprises the steps of: selecting and removing foreign substances of corn silk, washing the corn silk with water, and then immersing the same in water to which vinegar and charcoal are added to remove the undesirable flavor of corn silk; washing and drying the immersed corn silk and then stirring the same for roasting treatment; washing, steaming, drying, then cutting Polygonatum odoratum, adding corn therein, and then roasting under pressure to prepare a mixture of corn and Polygonatum odoratum and at the same time, pressing and roasting corn to obtain roasted corn; and blending a predetermined amount of the roasted corn silk, the roasted corn and the mixture of corn and Polygonatum odoratum as an additional ingredient, and packaging the same into tea bags.
Patent KR-20220103260-A (KR)
Inventor: LEE YONG TAEK
IPC: G06K19/06
Filed: 2021-01-15
Abstract: The present invention relates to a navigation system for autonomous driving of heavy equipment using a camera part. More specifically, the present invention comprises: a camera part installed on one side of autonomous driving heavy equipment and obtaining an object image of a moving line installed along a moving path on a floor; a sensor part installed on one side of the autonomous driving heavy equipment to detect a load and an obstacle; a storage server part for storing the object image obtained by the camera part and information on the load and the obstacle detected by the sensor part; a communication part connected to the storage server part and communicating the object image and the information on the load and the obstacle in a wired or wireless manner; and a control part for communicating, in a wired or wireless manner, the object image and the information on the load and the obstacle from the autonomous driving heavy equipment and the communication part, and controlling the camera part, the sensor part, the storage server part and the communication part, wherein the control part performs control using an artificial intelligence algorithm. Therefore, autonomous driving heavy equipment drives autonomously along a moving line to move a loaded object to a set position.
Patent KR-20210133861-A (KR)
Title: Composition for preventing or treating swine influenza virus disease comprising Resina Pini extract or diterpenoids isolated therefrom as active ingredients
IPC: A61K31/19
Filed: 2021-01-19
Abstract: The present invention relates to an extract and fraction of pine resin which exhibit cell lesion recovery ability on swine influenza (H1N1) virus, and a composition for preventing, alleviating or treating swine influenza containing the same as an active component. More specifically, the present invention relates to a composition for preventing and treating viral infection of swine influenza comprising at least one among diterpenoid-based compounds obtained from a pine extract (7α-methoxydihydroabietic acid, abieta-8,11,13,15-tetraene-18-oic acid, karamatsu acid, 7-oxo-13β-hydroxyabieth-8(14) -N-18-oic acid, 8(14)-podocalphen-13-one-18-oic acid, 8(14)-podocalphen-7,13-dione-18-oic acid, 4-epi-trans-communic acid, and (13S)-15-hydroxylab-8(17)-en-18-oic acid) as an active component.
Patent KR-20220104953-A (KR)
Inventor: LEE JEONG HEE
IPC: B60W40/105
Filed: 2021-01-19
Abstract: Introduced are a vehicle driving assistance system and a driving assistance method. The vehicle driving assistance system of the present invention comprises: a traffic data providing unit which stores traffic data inside or receives the traffic data from the outside; a speed limit data providing unit generating speed limit information of a road; and a speed setting unit which determines validity of speeding enforcement information by comparing the speeding enforcement information with the speed limit information included in the traffic data when a target driving speed of a vehicle at a speeding enforcement point needs to be set, and sets the target driving speed of the vehicle at the speeding enforcement point according to the validity of the determined speeding enforcement information. An objective of the present invention is to provide the vehicle driving assistance system for safely driving the vehicle, and the driving assistance method.
Patent KR-20220065640-A (KR)
Title: A method of learning data characteristics and method of identifying fake information through self-supervised learning
Inventor: HONG CHAE EUN
IPC: G06N20/00
Filed: 2021-01-19
Abstract: A data characteristic learning method through self-supervised learning according to the present invention comprises: a step of preparing the original data for which is not labeled; a step of generating a problem for supervised learning from the original data, and learning an artificial intelligence by having the artificial intelligence solve the problem; and a step of repeatedly learning the artificial intelligence by changing the problem until the artificial intelligence derives the characteristic of the data itself. Therefore, the present invention is capable of enabling to solve a target task with high reliability.
Patent KR-20220105369-A (KR)
Title: Bottom plate insulation structure of over bridge
Inventor: YU JI YONG
IPC: E04B1/78
Filed: 2021-01-20
Abstract: The present invention relates to a bottom plate insulation structure of an over-bridge, which is to improve the workability of a metal panel. According to the present invention, a corner metal panel, which serves as a finishing and insulation function, is located on a corner vertical rod and fixed with a screw. Also, a bottom metal panel is installed in transverse and longitudinal directions on a bottom horizontal rod, and a second surface side mean part is fixed to the bottom horizontal rod by a screw.
Patent KR-20210098862-A (KR)
Title: An assembly comprising a sensor in a spout
Inventor: NOORT FRISO VAN
IPC: H04R1/32
Filed: 2021-01-27
Abstract: As an assembly of a sound generator having a sound output part and an ejection part connected to a receiver, the ejection part is an assembly having a sound channel having a first opening connected to the sound output part and a second opening to which sound can be outputted. The ejection part has at least one of a third opening blocked by a fastening part of a dome, wherein the sensor is position-set in the sound channel at the third opening(s). The sound may pass through the sensor of the sound channel while traveling in the third opening(s). The assembly may be a personal hearing device, and the sensor may be a microphone.
Patent KR-20210098379-A (KR)
Title: Composition comprising metabolic biomarkers for diagnosis of stroke
Inventor: HWANG PARK YOUNG JA
IPC: G01N33/53
Filed: 2021-01-29
Abstract: The present invention relates to a biomarker composition for diagnosis of stroke. Specifically, the present invention relates to a biomarker composition for diagnosis of stroke, the composition including as an active ingredient one or more selected from the group consisting of 3-methoxytyramine, homocysteine sulfinic acid, carnitine, tryptophan, and sphingosine; a composition for diagnosing stroke, the composition including an agent capable of measuring a biomarker level; a kit for diagnosing stroke, the kit including the composition for diagnosing stroke; and a method for providing information for the diagnosis of stroke. The biomarker for diagnosing stroke according to the present invention has been confirmed to be highly expressed in a stroke risk group. This means that the biomarker for diagnosis of stroke of the present invention can be used to predict the diagnosis and onset of a high-risk group for stroke. Thus, the biomarker can be usefully utilized in the field of stroke prevention, diagnosis, and treatment.
Patent KR-20220109761-A (KR)
Title: Manufacturing method of pretreated carbon nanotube, carbon nanotube manufactured therefrom
Inventor: HAN JOONG TARK
IPC: B01J19/18
Filed: 2021-01-29
Abstract: The present invention relates to a method for producing pretreated carbon nanotubes and carbon nanotubes produced therefrom. The method comprises the steps of: mixing composite powder in which the carbon nanotubes and the metal salt compound are mixed in a solid state and the acid solution while applying shear stress thereto to prepare carbon nanotubes liquid crystal phase where the metal salt compound cointercalates between mutually adjacent layers of the carbon nanotubes; preparing carbon nanotubes into which an oxygen-containing functional group, which is a carboxyl group or a hydroxyl group, is introduced by the metal salt compound and the acid solution by heating a liquid crystal phase of the carbon nanotubes; and washing and filtering the carbon nanotubes to which the oxygen-containing functional group has been introduced to prepare pretreated carbon nanotubes. The pretreated carbon nanotubes have dispersibility as the oxygen-containing functional groups are introduced from the liquid crystal phase of the carbon nanotubes. The present invention is to have increased dispersibility without using a dispersant.
Patent KR-20220110418-A (KR)
Inventor: YOU KI MYOUNG
IPC: G06Q50/30
Filed: 2021-01-30
Abstract: The present invention relates to a part warranty pack recommendation system using artificial intelligence. The part warranty pack recommendation system includes: a database unit storing vehicle meta data, part meta data, and maintenance history data; a history retrieval unit retrieving the maintenance history data of a target vehicle; and a recommendation unit recommending a customized warranty pack based on artificial intelligence. According to the part warranty pack recommendation system using artificial intelligence suggested in the present invention, a customer can stably maintain and manage a vehicle.
Patent KR-20210103415-A (KR)
Title: Speech chip and electronic device
Inventor: YAN XIAOPING
IPC: G10L15/14
Filed: 2021-02-05
Abstract: The present invention relates to a data processing technical field and, more specifically, to a voice chip and an electronic device related to voice technology. Specifically, the chip comprises: a first processing module for executing an operating system and performing data scheduling on other modules except for the first processing module; a second processing module for converting voice and text based on a voice model; and a third processing module for performing digital signal processing for input voice. According to an embodiment of the present invention, provided are the voice chip that enables an intelligent voice product to support an application of an offline scenario and the electronic device.
Patent KR-20220114118-A (KR)
Title: Sytem and method for monitoring disabled parking zone
Inventor: JANG SUNG JIN
IPC: G08G1/017
Filed: 2021-02-08
Abstract: Disclosed are a smart system and a method for monitoring a disabled parking zone. The present invention comprises: a camera for generating image data by photographing a disabled parking zone; and a server for receiving the image data, generating the parking state information of the disabled parking zone based on the image data, and generating enforcement information for the disabled parking zone based on the parking state information, wherein the parking state information includes first information on whether a vehicle has been parked in the disabled parking zone and second information on whether the parked vehicle corresponds to a disabled vehicle, and the enforcement information may include penalty information given to the parked vehicle when the parked vehicle does not correspond to a disabled vehicle. Therefore, costs and time can be greatly reduced.
Patent KR-20220116713-A (KR)
Title: Apparatus for retrieval of semantic monent in video and method using the same
Inventor: MOON JIN YOUNG
IPC: G06K9/00
Filed: 2021-02-15
Abstract: Disclosed are an apparatus for detecting a moment described by a sentence query in a video and a method using the same. The method for detecting a moment described by a sentence query in a video comprises the steps of: dividing an input video into units of chunks and generating a chunk-level feature sequence based on features that are extracted in a form of vectors from respective chunks; dividing an input natural language sentence query into units of words and generating a sentence-level feature sequence based on features that are extracted in a form of vectors from respective words; generating a chunk-sentence relation feature sequence including contextual information of the video by extracting a relation between the chunk-level feature sequence and the sentence-level feature sequence; and estimating a temporal interval corresponding to the natural language sentence query in the video based on the chunk-sentence relation feature sequence. Therefore, the content of a video and a natural language sentence query can be understood and the moment that best matches the meaning contained in the natural language sentence query can be retrieved from the video.
Patent KR-20210118739-A (KR)
Inventor: LEI CHAOBING
IPC: G06N3/04
Filed: 2021-02-22
Abstract: Disclosed are a method and an apparatus for processing information, an electronic device, a computer-readable recording medium, and a computer program stored therein. According to one concrete embodiment of the present invention, the method for processing information comprises the following steps: acquiring a face image and coordinates of key points of a face included in the face image, wherein the face included in the face image does not wear a mask; acquiring a mask image and combining the mask image with the face image on the basis of the coordinates of the key point to generate a mask-wearing face image including the mask-wearing face, wherein the mask image belongs to a mask image set, the mask image set includes at least one kind of a mask image, and the masks included in the different kinds of mask images are different; and determining the mask-wearing face image as a sample for training a deep neural network. Accordingly, a larger number of mask-wearing face samples can be generated by using various masks in a mask image set, thereby helping in training and acquiring a deep neural network capable of accurately detecting a mask-wearing face, and increasing generalization ability of the deep neural network.
Patent KR-20220120040-A (KR)
Title: Car headrest fixed object holder
Inventor: PARK SUYEONG
IPC: B60R11/02
Filed: 2021-02-22
Abstract: Provided is an automobile headrest fixed object holder. The automobile headrest fixed object holder according to an embodiment of the present invention comprises: a fixation unit coupled and fixed to a column of an automobile headrest and having a length in the horizontal direction longer than a length in the vertical direction; a body unit coupled to one side of the fixation unit in a rectangular parallelepiped shape and including a through hole formed in the longitudinal direction of the fixation unit and parallel to the ground surface; a length adjustment unit wherein one side is inserted into and fixed to the through hole of the body unit and formed in a bellows shape to enable extension or contraction of the length thereof; and a mounting unit coupled to the other side of the length adjustment unit to hold an object. Accordingly, the automobile headrest fixed object holder is capable of holding the object by being coupled to the automobile headrest.
Patent KR-20210109455-A (KR)
Title: Method for preparing lithium metal negative electrode, lithium metal negative electrode prepared by the same and lithium-sulfur battery including the same
Inventor: JUNG UN HO
IPC: H01M4/1395
Filed: 2021-02-23
Abstract: The present invention relates to a method for manufacturing a lithium metal negative electrode, a lithium metal negative electrode manufactured by the same, and a lithium-sulfur battery including the same. More particularly, it relates to a method for manufacturing a lithium metal negative electrode that includes the steps of: (a) applying lithium nitride powder onto at least one surface of a lithium metal layer including lithium metal; and (b) rolling the applied powder to form a powdery lithium nitride protection layer on the at least one surface of the lithium metal layer including the lithium metal.