baber/WOPTO huggingface dataset:
Patent WO-2020042834-A1 (WO)
Inventor: LONG CHUNPING
IPC: H01L27/02
Filed: 2019-07-23
Abstract: An electro-static discharge protection circuit, and a display panel and a display device comprising an electro-static discharge protection circuit. The electro-static discharge protection circuit comprises a thin film transistor (03); the thin film transistor (03) is provided between a signal line to be protected (01) and a discharge circuit (02); the channel length direction of the thin film transistor (03) is parallel to the extension direction of the signal line to be protected (01).
Patent WO-2020119145-A1 (WO)
Inventor: DING LING
IPC: G02B13/00
Filed: 2019-08-06
Abstract: 一种摄像镜头，摄像镜头沿着光轴由物侧至像侧依序包括：具有光焦度的第一透镜（E1）、第二透镜（E2）、第三透镜（E3）、第四透镜（E4）、第五透镜（E5）、第六透镜（E6）和第七透镜（E7）。其中，第一透镜（E1）具有负光焦度；第四透镜（E4）具有正光焦度；第七透镜（E7）具有负光焦度；第一透镜（E1）至第七透镜（E7）中的至少一个透镜具有非旋转对称的非球面。摄像镜头的X轴方向的有效焦距fx与摄像镜头的Y轴方向的有效焦距fy满足0.8＜fx/fy＜1.2。
Patent WO-2020034996-A1 (WO)
Inventor: LUO JIN
IPC: H04N5/225
Filed: 2019-08-14
Abstract: 一种用于移动电子设备的辅助摄像装置，所述辅助摄像装置包括一壳体、一安装基座以及一摄像模组，其中所述壳体具有一第一侧和一第二侧，其中所述壳体的所述第一侧形成一容纳腔，以容纳一移动电子设备于其内，其中所述安装基座与所述壳体的所述第二侧相匹配地卡接在一起，形成一完整的壳体结构，其中所述摄像模组可拆卸地安装于所述安装基座上，其中当所述移动电子设备被设置于所述壳体时，所述移动电子设备可通信地连接于所述摄像模组，进而使得所述摄像模组能够配合所述移动电子设备进行拍摄工作。
Patent WO-2021026973-A1 (WO)
Inventor: WANG PING
IPC: C22C38/02
Filed: 2019-08-30
Abstract: Bainitic stainless steel and a preparation method therefor, the bainitic stainless steel comprising the following basic components by mass percent: 0.03-0.10% C, 10-25% Cr, less than 0.8% Mn, less than 0.8% Si, 1-2% Ni, not more than 0.03% P, less than 0.020% S, less than 0.02% AI, less than 30ppm of full O and the remainder is Fe and other unavoidable impurities. The preparation method comprises: after refining, using a continuous casting machine to make a bainitic stainless steel blank; then carrying out two-stage rolling comprising a first-stage controlled rolling and cooling process and a second-stage rolling and cooling process to obtain the bainitic stainless steel. The bainitic stainless steel overcomes the problems of low strength in austenitic stainless steel and ferritic stainless steel, poor toughness in martensitic stainless steel, the high cost of double-phase stainless steel, the processing complexity of precipitation hardening of stainless steel, and the demanding heat treatment process of sorbite stainless steel, and so on.
Patent WO-2020057608-A1 (WO)
Inventor: DENG ZHANFENG
IPC: H02J50/10
Filed: 2019-09-19
Abstract: A current transformer and a static synchronous series compensator using same to acquire energy, the current transformer comprising an iron core (1), a main winding circuit (2), an energy-extraction winding circuit (3), an auxiliary winding circuit (4), and a microprocessor (5); the main winding circuit (2), the energy-extraction winding circuit (3) and the auxiliary winding circuit (4) are respectively wound on the iron core (1), the main winding circuit (2), the energy-extraction winding circuit (3) and the auxiliary winding circuit (4) are respectively connected to the microprocessor (5), a main circuit (6) of the static synchronous series compensator is respectively connected to the main winding circuit (2) and a power unit (7) of the static synchronous series compensator, and the power unit (7) of the static synchronous series compensator is connected to the energy-extraction winding circuit (3); and the main winding circuit (2) generates an induced current according to the current in the main circuit (6) of the static synchronous series compensator, and the microprocessor (5) controls the energy-extraction winding circuit (3) to supply power to the power unit (7) of the static synchronous series compensator according to the induced current, and controls the auxiliary winding circuit (4) to supply power to a load.
Patent WO-2020093924-A1 (WO)
Inventor: JIA XIANGMIN
IPC: F04C29/04
Filed: 2019-10-31
Abstract: A scroll compressor comprises: a compression mechanism (CM), wherein the compression mechanism (CM) comprises a fixed scroll (22) and an orbiting scroll (24), the fixed scroll (22) comprises a fixed scroll end plate, a fixed scroll wrap, and a peripheral wall (S) located on a radial outer side of the fixed scroll wrap, and the orbiting scroll (24) comprises an orbiting scroll end plate (241), an orbiting scroll wrap, and a hub portion; and a main bearing seat, wherein a central through-hole of the main bearing seat communicates with the hub portion of the orbiting scroll to form a shaft cavity, the peripheral wall of the fixed scroll (22) makes contact with a first side surface of the orbiting scroll end plate (241) to form a contact portion, and an oil conveying path supplies lubricating oil in the shaft cavity to the contact portion and outputs the lubricating oil in the contact portion to the exterior of the compression mechanism. The scroll compressor improves lubrication performance of the supplied oil in the contact portion and heat dissipation performance of the compression mechanism, while also removing impurities in the contact portion. The scroll compressor has a simple structure, is easy to manufacture, and is cost-effective.
Patent WO-2020215658-A1 (WO)
Title: Methods and apparatuses for tracing of terminal device
Inventor: LONG HONGXIA
IPC: H04W8/00
Filed: 2019-11-06
Abstract: Methods and apparatuses for tracing of a terminal device are disclosed. According to an embodiment, a network function (NF) service provider receives, from an NF service consumer, a first request for subscription data of a terminal device. The NF service provider obtains the subscription data. The subscription data comprises information related to trace requirement(s) applicable to the terminal device. The NF service provider sends the subscription data to the NF service consumer.
Patent WO-2020094060-A1 (WO)
Inventor: TANG RUIMING
IPC: G06F16/9535
Filed: 2019-11-06
Abstract: Provided is an intelligent recommendation method, comprising: acquiring recommendation system state parameters according to multiple past historical recommended objects and the behaviors, such as the number of clicks and the number of downloads, of a user for each historical recommended object; dividing objects to be recommended into multiple levels of sets, wherein there is a subordination relationship between the various levels of sets, and each set corresponds to one selection strategy; and determining, according to the recommendation system state parameters and selection strategies for the sets, a target object to be recommended. The method is applicable to various recommendation-related application scenarios, such as application recommendation of an application market, audio/video recommendation of audio/video websites and information recommendation of an information platform. The method facilitates the improvement of the recommendation efficiency and accuracy rate.
Patent WO-2021087903-A1 (WO)
Inventor: LU QIANXI
IPC: H04W72/00
Filed: 2019-11-07
Abstract: Embodiments of the present application provide a wireless communication method and device, a terminal device, and a network device, capable of implementing design of HARQ processes of SPS resources and CG resources in NTN systems, effectively ensuring the scheduling performance, and implementing data transmission by more efficiently using the SPS resources and/or the CG resources. The wireless communication method comprises: a first device determines, according to configuration information for configuring a periodic resource, a mapping pattern between the periodic resource and a plurality of HARQ processes, wherein the configuration information comprises the plurality of HARQ processes reserved for the periodic resource, and the plurality of HARQ processes at least comprise a first type of HARQ processes and/or a second type of HARQ processes; the first device, according to the mapping pattern, uses the first type of HARQ processes once, and carries out repeated polling on the second type of HARQ processes.
Patent WO-2020094146-A1 (WO)
Inventor: XU JIANRONG
IPC: H02S40/10
Filed: 2019-11-09
Abstract: A control method for a cleaning system, comprising the following steps: first control step - controlling a transfer robot to move a cleaning robot to a cleaning area; cleaning control step - controlling the cleaning robot to perform a cleaning operation on a upper surface of the cleaning area; second control step - controlling a transfer robot to move the cleaning robot away from the cleaning area.
Patent WO-2020098685-A1 (WO)
Title: Method for receiving data and communications apparatus
Inventor: WANG XIAOHAN
IPC: H04W72/04
Filed: 2019-11-13
Abstract: The present application provides a method for receiving data and a communications apparatus. The method comprises: a terminal device receives a PDSCH, an indication of an HARQ process number being comprised in a PDCCH for scheduling the PDSCH; determining the HARQ process number corresponding to the PDSCH according to the HARQ process number and one or more of the following: a configuration parameter of the PDCCH, a DMRS port, a BWP, and a network device group for sending the PDSCH; and processing data carried by the PDSCH according to a determined HARQ process. Since a network device is not visible to the terminal device, when the terminal device receives the plurality of PDSCHs, if the HARQ process is determined only according to the HARQ process number, the HARQ process number may correspond to multiple HARQ processes, and the processing of the data may fail. By means of the method provided in the present application, the HARQ process corresponding to the PDSCH can be determined accurately, thereby facilitating improving data transmission performance.
Patent WO-2020140622-A1 (WO)
Inventor: SONG XIAOBING
IPC: G06F16/215
Filed: 2019-11-13
Abstract: 本申请涉及一种分布式存储技术，揭露了一种分布式存储系统、存储节点设备和数据去重方法。本申请一存储节点设备在进行数据去重时，若在本地指纹库中未查询到一待写入数据片的指纹，则可直接在共享指纹库中查询该指纹是否为重复的指纹，无需与其他存储节点设备逐一进行通信查询，因此，提高了分布式存储系统的数据去重效率。
Patent WO-2021077508-A1 (WO)
Inventor: SUN JIAJIA
IPC: H01L51/00
Filed: 2019-11-19
Abstract: An OLED display panel and a device as well as a preparation method, wherein the OLED display panel comprises a substrate (301), a driving circuit layer (302), a light-emitting function layer (303), an encapsulation layer (304), and a blocking member (40), wherein the blocking member (40) is arranged in a non-display area (202), and is positioned between a second organic flexible layer (3003) and the encapsulation layer (304), and the light-emitting function layer (303) is blocked by the blocking member (40); the light-emitting function layer (303) is blocked by the blocking member (40), so that the external water vapor cannot infiltrate into a display area (10) along the light-emitting function layer (303).
Patent WO-2020125323-A1 (WO)
Inventor: SUN JIANHUA
IPC: F41G1/36
Filed: 2019-11-22
Abstract: Provided is a solar inner red dot sight, which comprises a body (1), a power supply and a solar cell (2) arranged on the body (1), a control circuit board and an LED light-emitting chip (4) arranged on or in the body (1), and a photoelectric sensor (5) arranged on a side of the LED light-emitting chip (4), wherein the photoelectric sensor (5) is used to collect illumination signals of a shooting target or a portion surrounding the shooting target; the control circuit board obtains power energy supplied to the LED light-emitting chip (4) according to the signals of the solar cell (2) and the illumination signals of the photoelectric sensor (5), and compares the power energy with the solar energy provided by the solar cell (2), when the solar energy is less than the power energy, the control circuit board turns on the power supply to power the LED light-emitting chip (4), so that the LED light-emitting chip (4) acquires enough energy to work; or when the solar energy signals are strong, the LED light-emitting chip (4) is powered only by the solar cell (2). The sight takes the environment of a shooter into consideration in response to the solar cell, to comprehensively obtain the working energy of the LED.
Patent WO-2021093015-A1 (WO)
Title: Display device, display panel and manufacturing method thereof
Inventor: BING YIFEI
IPC: H01L27/32
Filed: 2019-11-25
Abstract: A display panel (00), which comprises a pixel layer (20), the pixel layer (20) comprises a plurality of pixel cells (201) in a regular M-sided shape, each internal angle of the regular M-sided shape is m, m is equal to ((M-2)*π)/M, and each pixel unit (201) comprises M sub-pixels (2011) respectively located at M corners of the regular polygon, there is a gap between two adjacent sub-pixels (2011), M is a positive integer greater than 2, and 2π/m is a positive integer; each sub-pixel (2011) in the same pixel unit (201) is included in a sub-pixel group (202), the sub-pixel group (202) is in a centrally symmetrical pattern, the sub-pixel group (202) includes 2π/m sub-pixels (2011) of the same color and disconnected from each other, any two sub-pixels (2011) in the sub-pixel group (202) are symmetric about a symmetry axis, and each symmetry axis passes through the center of the sub-pixel group (202).
Patent WO-2020114321-A1 (WO)
Inventor: ZHANG ZHISHENG
IPC: G06T5/00
Filed: 2019-11-28
Abstract: 本申请公开一种点云去噪方法、图像处理设备及具有存储功能的装置，该方法包括：获取原始点云数据；识别原始点云数据中的基准表面，该基准表面包括组成该基准表面的第一点云；获取第一点云中数据点的邻域点，以得到去噪后的点云。由此，本申请能够达到去除点云表面漂浮的噪声点的效果，使得物体表面的轮廓特征更明显，有助于提高后续数据处理的效率。
Patent WO-2021000520-A1 (WO)
Inventor: WANG RENJIE
IPC: B60L58/12
Filed: 2019-12-09
Abstract: A method for measuring the status of capacity of an automobile battery pack. The method is specifically as follows: a BMS controller controlling a controllable switch to close, so that a constant-current source supplies a constant calibrated current I 0  to a shunt; a BMS current test module measuring a voltage U 0  across two ends of a shunt resistor; a temperature sensor measuring the temperature T 0  of the shunt resistor; when the temperature T 0  is calculated, the shunt resistor (I) recording a calculation result in the BMS controller; repeating the above steps, so that a series of temperature and resistance values of the shunt resistor can be obtained; and when a main relay of an automobile is closed, after a high voltage is connected, the BMS current test module measuring a voltage U t  across two ends of the shunt resistor, and the temperature sensor recording a temperature T t , so that the current I t  of the shunt resistor at this time can be calculated according to data stored by the BMS controller. Therefore, the problem whereby a current cannot be accurately measured is solved, thereby realizing the accurate estimation of the status of capacity (SOC) of a battery.
Patent WO-2020135012-A1 (WO)
Inventor: WU HANMING
IPC: H01L21/311
Filed: 2019-12-10
Abstract: 本发明公开了一种集成电路精密图形制备方法，包括，(S1)通过光刻和刻蚀在第一层介质中制备出大节距的带有硬掩模的沟槽或圆形通孔结构；(S2)通过等离子体刻蚀工艺，在所述沟槽或圆形通孔结构底部侧壁位置的第二层介质的硬掩模上形成微沟槽；(S3)去除所述第一层介质；(S4)通过等离子体刻蚀工艺，在所述第二层介质的硬掩模上形成的微沟槽处，将第二层介质的硬掩模打开；(S5)在第二层介质中制备出小节距的沟槽或圆形通孔结构。该方法通过调整等离子体的工艺参数，可以控制优化刻蚀剖面的形状，其工艺简单，成本低廉，有利于高端芯片的应用推广。
Patent WO-2020143388-A1 (WO)
Title: 耳机组件、耳机盒以及耳机
Inventor: ZHAO YING
IPC: H04R1/10
Filed: 2019-12-12
Abstract: 本申请提供了一种耳机组件、耳机盒以及耳机，该耳机组件包括：耳机，具有第一磁铁；耳机盒，具有上盒体和下盒体，该下盒体内设置有该耳机的容纳槽和第二磁铁；其中，该第一磁铁和该第二磁铁极性相同，且该第一磁铁和该第二磁铁的位置相对设置，该第一磁铁与该第二磁铁的位置相对设置产生的排斥力使得该耳机容纳于该容纳槽时具有脱离该容纳槽方向的力。本申请实施例的技术方案能够有助于将耳机从耳机盒中取出，优化用户使用体验。
Patent WO-2021008073-A1 (WO)
Inventor: ZHOU QIGANG
IPC: G06F16/248
Filed: 2020-01-03
Abstract: Disclosed are a method, system, and apparatus for monitoring the water drinking of a laboratory mouse. The method comprises: acquiring original data of the water drinking of a mouse, and storing the original data; carrying out data filtering on the original data, and filtering out jitter false data from the original data, the jitter false data comprising data of a trigger from a measurement signal transient caused by an accidental touch or probing by a mouse body, and a trigger from jitter; performing index statistical analysis on the original data, from which the jitter false data is filtered out, to form index data, and storing the index data; and displaying the index data in a classified manner in the forms of real-time data, historical data, and report data. By means of data filtering and a matching serial filtering mechanism, the amount of invalid trigger data is reduced, and there is no accumulative performance loss of data processing; and the invention has an efficient, accurate and real processing capability for experimental batch data, can provide credible and objective statistical indexes for experiment personnel, and can simultaneously test a plurality of laboratory mice, thereby greatly improving experimental efficiency and experimental result accuracy.
Patent WO-2020135120-A1 (WO)
Inventor: RUI CHEN
IPC: E04F15/08
Filed: 2019-12-16
Abstract: 一种瓷砖模具及扩展瓷砖模具支座和该模具压制成的瓷砖，瓷砖模具，包括斜边成型齿位于下盖板内的斜孔内，斜边成型齿与下盖板的分离通过两者间的PU弹力胶或弹簧弹力张开，限位导杆活动连接上盖板与下盖板，上下盖板可对向活动到合拢，合拢时上盖板推着斜边成型齿沿下盖板的斜孔伸出，PU弹力胶板位于上盖板与下盖板间，弹性密封胶圈位于上盖板与下盖板侧边一周；一种扩展瓷砖模具支座，为了使上述瓷砖模具以及类似功能的模具适用于各种不同尺寸的瓷砖模具上，提供一种预留装配洞口的，能上下活动弹力张开并且能调整活动行程的扩展瓷砖模具支座；一种瓷砖，其由所述的一种瓷砖模具或瓷砖模具及扩展瓷砖模具支座的组合压制而成。
Patent WO-2021036110-A1 (WO)
Inventor: WANG CHENSHI
IPC: G02B6/44
Filed: 2019-12-19
Abstract: An easy-to-peel dry optical fiber microtube (20) and a full-dry microbeam optical cable (100). The microtube (20) comprises several optical fibers (2), several water blocking yarns (3), and a microtube sheath (1) covered on the outer sides of the optical fibers and the water blocking yarns; the equivalent circumferential diameters of the several optical fibers (2) account for less than 90% and greater than or equal to 70% of an inner cavity of the microtube sheath (1); the water blocking yarns (3) account for 20% or less of the inner cavity of the microtube sheath (1); materials of the microtube sheath (1) comprise an olefin polymer and an inorganic filler. By means of a combined material of polyolefin and the inorganic filler, peel off can be achieved by bare hands without the help of any tool; the microtube sheath (1) is soft in texture and not prone to bend, so that coatings of the optical fibers (2) will not be damaged when the microtube sheath (1) is peeled off; the optical fiber microtube (20) is not filled with a grease, so that construction is efficient and convenient; the components in the optical fiber microtube (20) are high in compatibility, and fall off of a colored layer of the optical fiber (2) and attenuation change will not be caused after long-term use.
Patent WO-2020156201-A1 (WO)
Title: 用于控制蛇骨组件的齿轮机构及内窥镜
Inventor: LI YI
IPC: A61B1/005
Filed: 2020-01-16
Abstract: 一种用于控制蛇骨组件的齿轮机构（20）及内窥镜（100），齿轮机构（20）包括内外套被动齿轮转轴（4）,主动齿轮结构（6）,至少两根齿条（8,9,10）,从动齿轮结构（7）。工作时，内外旋转齿轮组（5）转动带动内外套被动齿轮转轴（4）转动，内外套被动齿轮转轴（4）驱使主动齿轮结构（6）转动，主动齿轮结构（6）通过从动齿轮结构（7）带动与蛇骨组件连接的牵引钢丝绳移动，从而控制蛇骨组件的左右前后运动。在此过程中，通过主动齿轮结构（6）和从动齿轮结构（7）带动牵引钢丝绳移动，有利于提高内外旋转齿轮组（5）控制蛇骨组件的灵活性和控制精度。
Patent WO-2020147807-A1 (WO)
Title: Catégorisation de données en catégories destinées à être traitées par des modules de code
Inventor: DE OLIVEIRA MARTIN ICHILEVICI
IPC: G06F21/56
Filed: 2020-01-17
Abstract: La présente invention concerne un dispositif de commande (118) qui comprend une logique de catégorisation (120) destinée à recevoir une indication de catégorisation provenant d'un processeur hôte (102), et en réponse à l'indication de catégorisation, à partitionner des données stockées dans une mémoire d'un dispositif de stockage en catégories (121), une première catégorie (404) des catégories (121) comprenant des éléments de données qui partagent une première caractéristique commune. La logique de catégorisation (120) doit envoyer des éléments de données de la première catégorie (404) au processeur hôte (102) afin qu'elles soient traitées par le processeur hôte (102) à l'aide d'un premier module de code configuré pour la première caractéristique commune de la première catégorie.
Patent WO-2020168936-A1 (WO)
Inventor: LIANG HONGQI
IPC: A61M1/00
Filed: 2020-02-11
Abstract: 一种废弃物收集设备（100），包括：便携式台车（108）；配接支架（110），配接支架（110）安装于便携式台车（108），用于与对接设备（200）配接；废弃物收集容器（109），废弃物收集容器（109）安装于便携式台车（108）；其中，废弃物收集容器（109）包括第一腔体（116）和第二腔体（117）；第一腔体（116）和第二腔体（117）之间设有分隔壁（902）；分隔壁（902）还设有可连通或关闭第一腔体（116）和第二腔体（117）的活动阀（908），废弃物收集容器（109）既能够提供精确的预估和计算废弃物的体积，同时能够根据不同的治疗方案选择不同的存储容积来执行。
Patent WO-2020164622-A1 (WO)
Inventor: XU XIAOYING
IPC: H04W74/00
Filed: 2020-02-14
Abstract: 本申请实施例提供一种随机接入方法和装置，涉及通信领域，能够避免终端侧设备错误解析随机接入过程的响应消息。其方法为：终端侧设备从网络侧设备接收第一随机接入过程的第一配置参数，第一配置参数包括第一搜索空间的标识和第一上行资源的配置；终端侧设备向网络侧设备发送第一随机接入请求并使用第一上行资源发送第一上行数据；终端侧设备根据第一搜索空间的标识检测第一搜索空间中承载的下行控制信息，或者根据第一RNTI检测第一随机接入过程对应的下行控制信息；终端侧设备在下行控制信息指示的资源上接收响应信息，该响应信息为针对第一随机接入请求的第一随机接入响应或针对第一上行数据的响应。本申请实施例应用于随机接入过程。
Patent WO-2021142890-A1 (WO)
Inventor: Zhou Foling
IPC: H04N13/243
Filed: 2020-02-26
Abstract: 本发明公开了一种三维全景漫游模型的生成系统，包括拍摄装置，用于拍摄获取包含有GPS信息的N张图像，并分别在所述N张图像的每一图像上标注标签，将标注标签后的图像上传至图像处理装置，其中，N为大于1的整数；图像处理装置，用于对接收到的所有图像依次进行自动补地、方向纠正、位置解算和脱密处理，生成三维全景漫游模型。本发明实施例提供的三维全景漫游模型的生成系统能够快速地生成一个可全方位交互的VR全景漫游模型，打破空间局限性和提高VR全景制作速度，以利于提升用户体验。
Patent WO-2020177618-A1 (WO)
Inventor: LIAN QIZHOU
IPC: C12N5/10
Filed: 2020-02-28
Abstract: L'invention concerne des vecteurs lentiviraux recombinés comprenant une cassette d'expression comprenant une construction d'acide nucléique exprimant un gène ARSA. Les vecteurs sont utiles en thérapie génique pour le traitement de la leucodystrophie métachromatique. L'invention concerne en outre des procédés de production des vecteurs susmentionnés. L'invention concerne des cellules souches pluripotentes comprenant les vecteurs susmentionnés. L'invention concerne également des procédés de culture des cellules souches pour maintenir leur pluripotence.
Patent WO-2021184301-A1 (WO)
Title: Power headroom reporting for uplink transmission with two codewords
Inventor: YUAN FANG
IPC: H04W52/36
Filed: 2020-03-19
Abstract: Aspects of the disclosure relate to communication of power headroom reports in wireless communication networks. A user equipment (UE) may measure a path loss based on a triggering path loss reference signal (PL-RS) and trigger generation of a power headroom report (PHR) based on the path loss. The UE may identify uplink resources for communication of the PHR to a base station and determine whether the uplink resources are quasi-co-located with the triggering PL-RS. When the uplink resources are quasi-co-located with the triggering PL-RS, the user equipment may transmit the PHR utilizing the uplink resources. Otherwise, the UE may generate the PHR such that it includes information identifying the triggering PL-RS.
Patent WO-2021184303-A1 (WO)
Inventor: BRETON REMI
IPC: G06T15/00
Filed: 2020-03-19
Abstract: The present invention relates to the field of image processing. Disclosed are a video processing method and device. The method comprises: capturing a first photo as a reference image; capturing a video and detecting that the video comprises an image of a moving object; separately comparing each video frame in the video with the reference image to obtain a difference, and generating an opaque mask image respectively corresponding to each video frame; fusing each video frame with the opaque mask image corresponding thereto, to generate a corresponding occlusion frame; fusing each video frame with an image of a virtual object to generate a corresponding rendering frame; fusing the occlusion frame and the rendering frame corresponding to each video frame to generate a corresponding synthesized frame; and finally connecting all synthesized frames together in series to generate a synthesized video. The present invention solves the problem of an occlusion relation between a virtual object and a real object. According to this solution, in a video, the image of a moving object can occlude the image of a virtual object, thus the occlusion relation between the virtual and real objects is changed, and the user's perception and experience of augmented reality scenes are improved.