baber/WOPTO huggingface dataset:
Patent WO-2020119140-A1 (WO)
Inventor: LI BAOMING
IPC: G01C21/20
Filed: 2019-07-31
Abstract: 一种同步定位与地图构建中关键帧提取方法、装置（700）和智能设备，方法包括：从存储多帧未知环境的图像的图像库中获取一个图像帧，对图像帧进行特征提取得到特征点的信息，信息包括特征点的数量（S110）；获取图像帧相对于上一关键帧的相对运动信息，并利用相对运动信息计算当前使用的自适应阈值（S120）；根据特征点的信息和指示了图像帧空间信息的自适应阈值，筛选关键帧（S130）；解决了同步定位与地图构建中关键帧冗余以及空间分布不均匀的技术问题，提高了SLAM技术定位和地图构建的精度。
Patent WO-2020030122-A1 (WO)
Title: Image processing method and head-mounted imaging system
Inventor: HUANG Chun-Ding
IPC: H04N13/383
Filed: 2019-08-09
Abstract: An image processing method and a head-mounted imaging system (100). The image processing method comprises the following operations: generating a display image (S210); obtaining, by means of a camera device (120), an eye focus position (S220); sensing a head rotation angle to generate head movement information (S230); sensing a body movement to generate body movement information (S240); and generating a focus target in the display image according to the eye focus position, generating a reference axis according to the focus target, and generating a display image according to the reference axis, the head movement information and the body movement information (S250).
Patent WO-2020232844-A1 (WO)
Inventor: ZHANG ZHUO
IPC: G09G3/3208
Filed: 2019-08-15
Abstract: La présente invention concerne un procédé et appareil d'affichage d'image, et un dispositif de commande. Le procédé consiste à : obtenir des informations de position d'une limite ; puis obtenir une pluralité de colonnes de pixels à partir d'une première zone d'affichage et d'une seconde zone d'affichage à chaque intervalle de temps prédéfini pour servir de zones aléatoires ; et enfin, effectuer un affichage de motif sur des pixels de la zone aléatoire et une partie correspondante de la première zone d'affichage ou de la zone aléatoire et une partie correspondante de la seconde zone d'affichage selon une condition de zone d'affichage actuellement utilisée pour l'affichage de motif.
Patent WO-2020134117-A1 (WO)
Inventor: LIN LONGLONG
IPC: H04W16/20
Filed: 2019-08-16
Abstract: 本发明提供的一种室内分布系统，将多路信号分别接入每一楼层布设的若干漏泄单元来覆盖室内，所述漏泄单元安装于每一室内的若干内壁处朝向室内辐射或/和背向室内辐射以形成每一室内多路信号的输出，每一所述漏泄单元包括至少一开设有周期性槽孔的漏缆，其中同一内壁处并排设置有同向输出且具有相同极化方式的多个所述漏缆时，相邻所述漏缆的最小错开间距为5mm，从而实现空间隔离以消除信号干扰。本发明的室内分布系统可应用于室内进行多信号输入输出，合理利用室内空间资源，在不增加频谱资源和天线发射功率的情况下，成倍地提高室内分布系统信道容量。
Patent WO-2021022582-A1 (WO)
Title: 一种单电感多输出dc-dc降压变换器
Inventor: LIU YUYANG
IPC: H02M3/155
Filed: 2019-08-19
Abstract: 一种单电感多输出DC-DC降压变换器，包括功率转换单元和i路电荷控制器，还包括锁相环、逻辑单元、驱动单元和输入干路占空比发生单元；电荷控制器通过逻辑单元与驱动单元连接，逻辑单元还与锁相环连接，锁相环通过输入干路占空比发生单元与驱动单元连接，驱动单元与功率转换单元连接。对每一条输出支路使用电荷控制，并且采用锁相环作为周期控制，有效的抑制了每一条支路的交叉调制效应，而且不要求最后一条支路具有足够重的负载，拓宽了负载范围；同时还很好的兼顾了其他性能要求。
Patent WO-2021026946-A1 (WO)
Inventor: WAN LIRONG
IPC: G01M13/026
Filed: 2019-08-20
Abstract: A multifunctional test bench for a power split hydraulic mechanical composite transmission system, comprising a platform (19) and a control system. An alternating current servomotor (1), a flow splitting mechanism (2), a hydraulic transmission unit (3) to be tested, a flow combination mechanism (4), and a hydraulic loading system (5) are provided on the platform (19); the control system comprises an industrial control computer (33), a PLC (32), an input end PLC D/A module (31), an output end PLC D/A module (39), a signal acquisition unit (36), a pressure sensor (42), a flow sensor (41), a speed regulation controller (38), a loading system controller (40), and a servomotor controller (30). Performance test of a hydraulic mechanical composite transmission system can be simply and reliably carried out, test time and costs can be greatly reduced, and performance test of the hydraulic transmission unit (3) to be tested, the ratio test of mechanical and hydraulic power flows, and the stage switching stability test are implemented.
Patent WO-2020082871-A1 (WO)
Inventor: YANG DAYI
IPC: G06Q20/38
Filed: 2019-08-21
Abstract: Disclosed are a method, device and system for executing blockchain transactions in parallel. According to an embodiment provided in the specification, if each of transactions in a block to be written is not a transaction for updating information stored in more than one storage address, each node in a blockchain network can organize the respective transactions in the block into at least two transaction queues, and simultaneously execute the transactions in each transaction queue.
Patent WO-2021042341-A1 (WO)
Title: Video display method, receiving end, system and storage medium
Inventor: WANG XIAODONG
IPC: H04N21/43
Filed: 2019-09-05
Abstract: A video display method, a receiving end, an image transmission system and a storage medium. The method comprises: receiving encoded video data, and decoding the video data by means of a decoder (S201); determining whether partial data, output by the current frame, in the video data decoded by the decoder meets a pre-set condition (S202); and if so, generating a timing signal and sending the timing signal to a display controller, such that the display controller controls a display screen to display the current frame (S203).
Patent WO-2021031245-A1 (WO)
Title: Array substrate and oled display device
Inventor: DU PENG
IPC: H01L27/12
Filed: 2019-09-06
Abstract: Provided is an array substrate, comprising subpixels (201) in an array distribution, a data line (202) and a power signal line (203) being arranged between two adjacent columns of subpixels (201); the data line (202) and the power signal line (203) are prepared on different film surfaces, and the data line (202) and the power signal line (203) at least partially overlap; also provided is an OLED display device comprising said array substrate, the array substrate having a high aperture ratio.
Patent WO-2021077424-A1 (WO)
Inventor: HONG HAO
IPC: C07C69/74
Filed: 2019-10-25
Abstract: Provided in the present invention is a preparation method for a trans-cyclobutane phthalate and a derivative thereof. The preparation method comprises: in an organic solvent, utilizing an organic alkaline at 50-90 °C to catalyze a substrate having the structure as represented by structural formula I to undergo isomerization to produce trans-cyclobutane phthalate or a derivative thereof, where structural formula I is: (I), R 1 , R 2 , R 3 , and R 4  respectively and independently are any among hydrogen or C 1 -C 5  alkyls, and, R 5  and R 6  respectively and independently are any among C 1 -C 10  alkyls and benzyls. The employment of the organic alkaline serving as a catalyst for catalyzing the trans-cyclobutane phthalate or the derivative thereof having the structure of structural formula I allows an isomerization reaction to take place at 50-90 °C, the one-step isomerization reduces process steps, is highly efficient and convenient, has mild reaction conditions, and obviates the need for special equipment, thus facilitating scale-up production, and allowing substrate conversion rate and product yield of 70% or more or even 80% or more to be implemented in scale-up production.
Patent WO-2020258644-A1 (WO)
Inventor: FAN YONG
IPC: H01L21/683
Filed: 2019-11-06
Abstract: A microLED chip transferring method, comprising: adhering an ACF adhesive to a wafer of microLEDs in advance, and then transferring a microLED chip to a TFT substrate, such that electrode of the microLED is aligned with the electrode of the TFT; the electrode of the microLED is electrically connected to the electrode of the TFT by heating and pressing a pressure head. The method of the present application can save the usage amount of the ACF adhesive, and also avoid the contamination of the pressure head due to unevenness of the TFT.
Patent WO-2020094056-A1 (WO)
Inventor: LIU SHENGMING
IPC: G01C21/00
Filed: 2019-11-06
Abstract: A B-spline curve-based AGV movement control method, comprising the following steps: (1) planning, according to actual requirements, stop stations by which an AGV necessarily passes; (2) performing reverse solution by means of the stop stations to obtain control points; (3) performing calculation by means of the control points to obtain a B-spline parametric equation, the B-spline being a third-order B-spline; (4) representing a travel route of the AGV by using the B-spline parametric equation; (5) performing parameter update by using an adaptive parameter update algorithm to obtain reference points that change in real time; (6) obtaining position and orientation errors in combination with errors in the actual position and orientation of the AGV and a desired position and orientation; (7) in consideration of actual rotational inertia of the AGV, adjusting a vehicle speed v according to the curvature of the travel route of the AGV, and adjusting an angular speed ω according to the speed of the AGV; and (8) eliminating the position and orientation errors by using a PID control method, and controlling the AGV to move according to a desired route.
Patent WO-2021087849-A1 (WO)
Title: System and method for sidelink communications in wireless communication networks
Inventor: WANG MENGZHEN
IPC: H04W72/04
Filed: 2019-11-07
Abstract: Systems and methods for communication between a wireless communication devices and wireless communication nodes disclosed herein. In one embodiment, the systems and methods are configured to determine, by a wireless communication node, an indication of a version of a sidelink transmission format. The wireless communication node can further configure, according to the indication, a sidelink resource and at least one transmission configuration parameter for a sidelink transmission of a wireless communication device.
Patent WO-2021088038-A1 (WO)
Inventor: GUAN PENG
IPC: H04W24/10
Filed: 2019-11-08
Abstract: A reference signal measurement method, a resource indication method, and an apparatus. The reference signal measurement method comprises: receiving at least one reference signal from a network device, and determining channel status information according to some or all reference signals in the at least one reference signal; and reporting the channel status information to the network device according to a first timing, wherein when a first antenna panel is determined for activation and the first antenna panel is used for measuring the at least one reference signal, the first timing is determined according to a first constraint relationship. The first antenna panel is any antenna panel that is not currently activated. The first constraint relationship satisfies the following expression: Z = min(A + T, X + KB) or Z = X + KB, wherein Z represents the first timing, min() represents that the operation is performed by using the minimum value, A is a first preset timing, T is the timing required for activating an antenna panel, X represents a beam reporting timing reported by a terminal device, and KB represents a beam switching timing reported by the terminal device.
Patent WO-2021042540-A1 (WO)
Title: Electronic contract storage method and apparatus, electronic device, and computer readable storage medium
Inventor: YANG XIAOYAN
IPC: G06F21/62
Filed: 2019-11-12
Abstract: The present application relates to the technical field of blockchains. Disclosed are an electronic contract storage method and apparatus, and an electronic device. The method comprises: receiving an electronic contract original uploaded by an uploading node; converting the electronic contract original into a Canvas object file so as to obtain a first electronic contract file; identifying a sensitive information position region in the first electronic contract file, and performing blur processing on the sensitive information position region; converting the first electronic contract file subsequent to the blur processing into a picture file so as to obtain a second electronic contract file; broadcasting the second electronic contract file in a blockchain network so as to perform file verification; and if the file verification succeeds, storing the second electronic contract file into a blockchain maintained by each node in the blockchain network. The method can reduce the risk of privacy information leakage of an electronic contract.
Patent WO-2020098701-A1 (WO)
Inventor: LIAO HUAXIN
IPC: C07K16/12
Filed: 2019-11-13
Abstract: Provided are an antibody against staphylococcus aureus α-hemolysin and uses thereof. The CDR of the heavy chain variable region and light chain variable region of said antibody comprises an amino acid sequence (or a functional active CDR variant having the same function) as shown in SEQ ID NO.1-3 or an amino acid sequence (or a functional active CDR variant having the same function) as shown in SEQ ID NO.4-6. Further provided are a nucleic acid molecule for encoding the antibody and uses of the antibody in preparing specific binding staphylococcus aureus α-hemolysin products, staphylococcus aureus vaccines and etc. Moreover, products that can be used as a treatment or adjuvant treatment for staphylococcus aureus infections can be obtained on the basis of the antibody, and finding novel, high efficient and low toxic anti-MRSA drugs become an important direction in recent years for MRES treatment research field.
Patent WO-2021103137-A1 (WO)
Title: 室内场景光照估计模型、方法、装置、存储介质以及渲染方法
Inventor: WANG RUI
IPC: G06T15/50
Filed: 2019-12-10
Abstract: 一种室内场景基于单张图像的光照估计模型、方法、装置、存储介质，包括：自编码器，用于将由单张彩色低动态图像映射成的部分全景图的高维特征编码和解码成以估计全景图表示的室内场景光照信息；所述自编码器的网络参数由自编码器作为生成器与分类器组成的生成式对抗网络经训练确定。能够根据图像即可以快速估计室内场景光照信息，且室内场景光照信息全面可靠，利用该室内场景光照信息能够提高渲染效果的真实感。
Patent WO-2020125738-A1 (WO)
Title: An encoder, a decoder and corresponding methods using history based motion vector prediction
Inventor: KOTRA ANAND MEHER
IPC: H04N19/436
Filed: 2019-12-20
Abstract: Embodiments provide methods and devices (encoder and/or decoder) of coding a picture. A History Based Motion Vector Prediction, HMVP, list for a current Coding Tree Unit, CTU, row within a tile of a picture is initialized and a CTU of the current CTU row is processed based on the initialized HMVP list.
Patent WO-2021098008-A1 (WO)
Inventor: HOU SHIGUO
IPC: G06Q10/08
Filed: 2019-12-26
Abstract: A product picking system and a product picking method, the product picking system comprising: a first storage mechanism (1), used to place a target product; a removal mechanism (3) disposed at one side of the first storage mechanism (1), the removal mechanism (3) comprising a clamping assembly (36), a product pick-up area and a temporary placement area (32); the removal mechanism (3) being capable of moving along a horizontal and a vertical direction relative to the first storage mechanism (1), the removal mechanism (3) being configured so as to remove target objects in different positions on the first storage mechanism (1) to the product pick-up area; the clamping assembly (36) being capable of moving along a horizontal and a vertical direction relative to a frame, the clamping assembly (36) being configured so as to move a target product from the product pick-up area to the temporary placement area (32). The present product picking system greatly reduces a number of times a removal mechanism must return to a target location, thereby improving operational efficiency of a product picking task.
Patent WO-2020140847-A1 (WO)
Inventor: YAN GUANGWEI
IPC: G02F1/1333
Filed: 2019-12-27
Abstract: L'invention concerne un dispositif d'affichage à cristaux liquides (1000) comprenant un fond de panier (110), un cadre intermédiaire (161, 162, 163) et une plaque de diffusion (140). Le fond de panier (110) comprend une partie de base (111) et une paroi latérale perpendiculaire à la partie de base (111). Le cadre intermédiaire (161, 162, 163) comprend une partie de connexion de cadre intermédiaire (1633), une première partie de support de charge (1631) et une seconde partie de support de charge (1632) situées à l'opposé l'une de l'autre. La partie de connexion de cadre intermédiaire (1633) relie la première et la seconde partie de support de charge (1631, 1632). La première partie de support de charge (1631) est parallèle à la partie de base (111). La première partie de support de charge (1631), la seconde partie de support de charge (1632) et la partie de connexion de cadre intermédiaire (1633) forment une structure évidée. La plaque de diffusion (140) est partiellement positionnée dans la structure évidée.
Patent WO-2020168828-A1 (WO)
Inventor: SONG CHUNFENG
IPC: G01N21/00
Filed: 2019-12-30
Abstract: A defect detection device, comprising: a workpiece carrier (110) configured to support an object under test (210) and to control the object under test (210) to move; a synchronization controller (120) configured to receive a trigger command provided by the workpiece carrier (110), and to generate, according to the trigger command, at least one of a bright field synchronization control signal and a dark field synchronization control signal; at least one of a bright field illumination source (130) and a dark field illumination source (140), the bright field illumination source (130) being configured to receive the bright field synchronization control signal, and the dark field illumination source (140) being configured to receive the dark field synchronization control signal; an imaging component (150) configured to perform imaging processing on a light beam having passed through the object under test (210); a beam splitting prism (160) located at a light-emitting side of the imaging component (150); and at least two detectors (170, 171, 172), each detector (170, 171, 172) being connected to the synchronization controller (120).
Patent WO-2021134205-A1 (WO)
Title: Method for surface treatment of lcp thin film
Inventor: HUO LEI
IPC: C23C22/60
Filed: 2019-12-30
Abstract: Disclosed is a method for surface treatment of an LCP thin film, the method comprising the following steps: subjecting an LCP thin film to a heating and swelling treatment in an alcohol ether solution containing a strong base, subjecting the LCP thin film, which has undergone the swelling treatment, to an etching treatment in a first mixed solution formed from a strong base and a strong oxidant, subjecting the LCP thin film, which has undergone the etching treatment, to a reduction treatment in a second mixed solution formed from a strong acid and an oxalate, and subjecting the LCP thin film, which has undergone the reduction treatment, to a washing and drying treatment.
Patent WO-2021138761-A1 (WO)
Title: Task execution method and apparatus for virtual avatar, and terminal device
Inventor: XU SHOUXIANG
IPC: G06T19/00
Filed: 2020-01-06
Abstract: A task execution method and apparatus for a virtual avatar, and a terminal device (8). The method comprises: acquiring a task semantic path corresponding to a target task, wherein the task semantic path is a semantic path corresponding to the target task, the semantic path is a trajectory drawn on a geometric figure of a virtual environment and composed of nodes and directed connection between the nodes, and information of the nodes at least comprises node position information, node behavior semantic information and node environment semantic information (S101); determining a rushing route according to the position of a virtual avatar and node position information of the task semantic path, and reaching the task semantic path according to the rushing route (S102); and according to the directed connection of the task semantic path and the information of the nodes, moving on the task semantic path and executing a target behavior to complete the target task (S103). By means of the method, task execution of a virtual avatar in a virtual reality scene can be efficiently realized.
Patent WO-2020248603-A1 (WO)
Inventor: LI MIN
IPC: G06F9/50
Filed: 2020-01-11
Abstract: One or more embodiments of the present disclosure provide a blockchain-based virtual resource allocation method and a device, applicable to a blockchain network system comprising a node apparatus of a resource providing party and a client of a resource requesting party, the client of the resource requesting party being communicatively connected to the node apparatus of the resource providing party. The method comprises: the node apparatus of the resource providing party acquiring a resource allocation application sent by the client of the resource requesting party, the resource allocation application comprising identity authentication information of the resource requesting party; performing a resource allocation review on the basis of the resource allocation application; after the resource allocation review is approved, executing a resource allocation logic; and sending at least one record keeping transaction to a blockchain, wherein the at least one record keeping transaction comprises record keeping data of the identity authentication information of the resource requesting party and record keeping data of a first amount of a virtual resource allocated by the resource providing party to the resource requesting party.
Patent WO-2021142729-A1 (WO)
Title: Vaporization device
Inventor: TAO XINGMING
IPC: A24F47/00
Filed: 2020-01-16
Abstract: A vaporization device. The vaporization device comprises a bracket (14), the bracket (14) comprising a first tube structure (14t), a first hole (14h1), a second hole (14h2), a first recess (14ca1), a first ring structure (14r1), a second ring structure (14r3) and a third ring structure (14r2); the first tube structure (14t) of the bracket (14) and the first ring structure (14r1) of the bracket (14) protrude from a top portion of the bracket (14); the first ring structure (14r1) of the bracket (14) surrounds the first tube structure (14t) of the bracket (14); the first hole (14h1) of the bracket (14) and the second hole (14h2) of the bracket (14) are located in the first recess (14ca1) of the bracket (14); the second ring structure (14r3) of the bracket (14) and the third ring structure (14r2) of the bracket (14) protrude from a bottom face of the first recess (14ca1), the second ring structure (14r3) of the bracket (14) surrounds the first hole (14h1) of the bracket (14), and the third ring structure (14r2) of the bracket (14) surrounds the second hole (14h2) of the bracket.
Patent WO-2020151721-A1 (WO)
Inventor: PARVULESCU ANDREI-NICOLAE
IPC: C01B39/04
Filed: 2020-01-21
Abstract: A process for preparing an oxidic material comprising a zeolitic material having framework type AEI and a framework structure comprising a tetravalent element Y, a trivalent element X, and O, the process comprising preparing a synthesis mixture comprising water, a source of Y, a source of X comprising sodium, an AEI framework structure directing agent, and a source of sodium other than the source of X; and heating the synthesis mixture obtained from (i) to a temperature in the range of from 100 to 180 ℃ and keeping the synthesis mixture under autogenous pres-sure at a temperature in this range for a time in the range of at least 6 h, obtaining the oxidic material comprising a zeolitic material having framework type AEI and a framework structure comprising a tetravalent element Y, a trivalent element X, and O, comprised in its mother liquor; wherein the AEI framework structure directing agent according to (i) comprises a N, N-diethyl-2,6-dimethylpiperidinium cation.
Patent WO-2021163919-A1 (WO)
Title: Performing cell selection prioritizing non-standalone operation cells
Inventor: XING RULIN
IPC: H04W36/00
Filed: 2020-02-19
Abstract: Embodiments include systems and methods for performing cell selection. In various embodiments, a processor of a wireless device may determine whether a Global Cell ID received from a cell is present in a list of base stations capable of NSA operation stored in memory of the wireless device. The processor may perform cell selection to the cell in response to determining that the Global Cell ID from the cell is present in the list of base stations capable of NSA operation. The processor may determine whether the Global Cell ID is present in a list of base stations not capable of NSA operation stored in memory of the wireless device. The processor may determine whether a SIB2 message from the cell includes an indication that the cell is capable of NR operation, and may perform cell selection to the cell in response to determining that the SIB2 message includes such indication.