baber/WOPTO huggingface dataset:
Patent WO-2020007304-A1 (WO)
Title: Motion vector prediction method and device, and codec
Inventor: CHEN HUANBANG
IPC: H04N19/33
Filed: 2019-07-02
Abstract: A decoding method, comprising parsing a code stream so as to obtain a syntax element, wherein the syntax element includes at least an index of optimal candidate motion information of a current block (s151); determining the construction of a first list or a second list for a current image block according to the syntax element (s152), wherein the first list is a block-based candidate motion information list, and the second list is a sub-block-based candidate motion information list; determining optimal motion information in the first list or the second list according to the index (s153); and predicting the current block according to the optimal motion information (s154). The method distinguishes between candidate motion vector lists of a block and a sub-block, and effectively reduces the transmission cost of the optimal candidate motion vector.
Patent WO-2020078099-A1 (WO)
Title: Electroluminescent device and manufacturing method therefor, and display device
Inventor: ZHANG XIN
IPC: H01L51/50
Filed: 2019-08-19
Abstract: An electroluminescent device and a manufacturing method therefor, and a display device. The electroluminescent device comprises an anode layer (1), a light emitting layer (4), a cathode layer (6), a hole transport layer (2) located between the anode layer (1) and the light emitting layer (4), and an electron transport layer (5) located between the cathode layer (6) and the light emitting layer (4). The electroluminescent device further comprises: a first interface modification layer (3) located between one of the hole transport layer (2) and the electron transport layer (5) and the light emitting layer (4). The energy level of the first interface modification layer (3) matches the energy level of the light emitting layer (4) and the energy level of the one of the hole transport layer (2) and the electron transport layer (5) .
Patent WO-2021035738-A1 (WO)
Title: Three-dimensional memory device with source contacts connected by adhesion layer and methods for forming the same
Inventor: WANG QINGQING
IPC: H01L27/11578
Filed: 2019-08-30
Abstract: A three-dimensional (3D) memory device includes a memory stack over a substrate. The memory stack includes interleaved conductor layers and insulating layers. The 3D memory device also includes channel structures extending vertically in the memory stack. The 3D memory device further includes a source structure extending in the memory stack. The source structure includes first and second source contacts separated by a support structure. The source structure also includes an adhesion layer. At least a portion of the adhesion layer is between the first and second source contacts and conductively connects the first and second source contacts.
Patent WO-2020082908-A1 (WO)
Inventor: JIANG DELAI
IPC: H05B44/00
Filed: 2019-09-05
Abstract: An LED adjustment method and a circuit, the method comprising a current shunt controller outputting a first control signal to a current value controller, and outputting multiple second control signals to serially connected switch tubes corresponding to multiple rectifier filter circuits; the first control signal comprising chopping time and dead time, the two appearing alternately; the second control signals corresponding one-to-one with the switch tubes, time sequences of each second control signal being different, and in any one chopping time, having one second control signal driving a corresponding switch tube to connect, each rectifier filter circuit being connected to an LED load; the current value controller controlling a high-frequency current source to output high-frequency current during a chopping time according to the first control signal, and adjusting an amplitude thereof to a target value; causing an amplitude of high-frequency current output by the high-frequency current source during a dead time to be zero; each switch tube connecting or disconnecting according to the time sequence of the corresponding second control signal, so as to cause a rectifier filter circuit to connect during a corresponding chopping time, and causing each rectifier filter circuit to disconnect during a dead time. The present method may implement control of multiple LED loads by means of the same adjustment circuit, and can effectively decrease control costs and satisfy control requirements.
Patent WO-2021046739-A1 (WO)
Title: A two encoder scheme for unequal error protection
Inventor: LI JIAN
IPC: H04L1/00
Filed: 2019-09-11
Abstract: Methods, systems, and devices for wireless communications are described. A wireless device may utilize two forward error correction (FEC) encoders in an unequal error protection (UEP) scheme. For example, the wireless device may identify information bits pending transmission to a receiving device and segment the information bits into a first set of information bits corresponding to an inner constellation and a second set of information bits corresponding to an outer constellation. The transmitting device may encode the first set of information bits with a first FEC encoder and encode the second set of information bits with a second FEC encoder. The transmitting device may modulate the coded bits into a modulated symbol and transmit the modulated symbol to the receiving device. The receiving device may then decode the modulated symbol based on the two FEC encoders used by the transmitting device.
Patent WO-2020151233-A1 (WO)
Inventor: XUAN MINGHUA
IPC: G09G3/32
Filed: 2019-09-12
Abstract: A pixel driving circuit (101), a pixel unit, a driving method, an array substrate (105), and a display device (107) for reducing mura phenomenon. The pixel driving circuit (101) comprises: a data write sub-circuit (10) for transmitting signals input by the data voltage terminal (Data) to a first node (A); an input and read sub-circuit (20) for transmitting a signal input from a signal transmission terminal (P) to a second node (B), or reading an electric signal of the second node (B) to the signal transmission terminal (P); and an output control sub-circuit (40) for transmitting a signal of a first voltage terminal (V1) to a drive sub-circuit (30), and transmitting a driving signal output by the drive sub-circuit (30) to a driven circuit (50), wherein the drive sub-circuit (30) outputs the driving signal under control of the signal of the first node (A) and the signal of the first voltage terminal (V1).
Patent WO-2020108035-A1 (WO)
Title: Surge protection device and system
Inventor: ZHANG XIANGGUI
IPC: H02H9/06
Filed: 2019-09-19
Abstract: Disclosed are a surge protection device and system. The device comprises: a first switch type surge protector (PG), a second switch type surge protector (SG) and an impedance device (SI); the second switch type surge protector (SG) being connected in series with the first switch type surge protector (PG) to form a discharge channel of lightning surge current, the impedance device (SI) being connected in parallel with the first switch type surge protector (PG) to limit the amplitude of the follow current of the first switch type surge protector (PG) and to form a discharging channel of the follow current together with the second switch type surge protector (SG). The surge protection device and system can effectively avoid arc extinction failure and can improve the stability of voltage protection.
Patent WO-2021051414-A1 (WO)
Title: End cover-type rubber ball cleaning machine
Inventor: NI YONGGANG
IPC: F28G1/12
Filed: 2019-09-20
Abstract: Provided is an end cover-type rubber ball cleaning machine, comprising a sealing head pipe case, a water discharge pipe and water intake pipe that are each disposed at one end of the sealing head pipe case, and a ball-water separator that is provided between the water discharge pipe and the water intake pipe. The ball-water separator is provided with a ball receiving port and a ball feeding port. The sealing head pipe case is internally provided with an upper pipe case and a lower pipe case, and the front end of the upper pipe case communicates with the water discharge pipe. A ball catching filter screen and an upper differential pressure pipe that communicates with an outlet end of the ball catching filter screen are provided within the water discharge pipe. A ball-water separating filter screen is further provided within the ball-water separator. The front end of the lower pipe case communicates with the water intake pipe, and a lower differential pressure pipe is provided within the water intake pipe. A first on/off valve used for preventing balls from flowing out of the ball receiving port is provided within the ball receiving port. Compared with the existing technology, the end cover-type rubber ball cleaning machine is provided with the upper differential pressure pipe within the water discharge pipe, the lower differential pressure pipe is provided within the water intake pipe, and the ball-water separator communicates between the upper differential pressure pipe and the lower differential pressure pipe. Rubber balls are recycled into the ball-water separator by using the differential pressure generated when water flows out of the water discharge pipe, and the rubber balls are sent out by using the differential pressure generated when water flows into the water intake pipe.
Patent WO-2020088163-A1 (WO)
Inventor: HU FEI
IPC: H04N9/31
Filed: 2019-09-26
Abstract: 本发明涉及一种投影系统及投影控制方法，涉及投影显示技术领域。其中，投影系统包括：照明光调制器，用于根据待投影图像的亮度分布信息对接收到的所述入射光束进行调制以得到照明光束，所述照明光束的至少一区域的亮度小于所述入射光束对应区域的亮度；硅基液晶空间光调制器，用于根据待投影图像的图像信息对所述照明光束进行调制以得到待投射图像光。利用本发明，可延长投影系统的使用寿命。
Patent WO-2020088217-A1 (WO)
Inventor: ZHAO YALI
IPC: H04W72/04
Filed: 2019-10-12
Abstract: L'invention concerne un procédé d'attribution de ressources, un terminal et un dispositif de communication. Le procédé consiste à : acquérir un mode d'attribution de ressources envoyé par un nœud de gestion de mode d'attribution de ressources et correspondant à au moins un groupe de technologie d'accès sans fil ou à une technologie d'accès sans fil d'une interface de communication directe d'un terminal, le groupe de technologie d'accès sans fil étant un ensemble de canaux logiques constitué par des canaux logiques du terminal utilisant la même technologie d'accès sans fil.
Patent WO-2021072589-A1 (WO)
Inventor: WAJDA WIESLAWA
IPC: G06Q10/06
Filed: 2019-10-14
Abstract: There is disclosed an apparatus. The apparatus comprises means for performing: in response to determining a lack of resource or an impending lack of resource in a communication network, determining whether an agreed level of service for one or more service requirements of one or more services will be affected; and when it is determined that the agreed level of service for one or more service requirements of one or more services will be affected, determining whether one or more customers can tolerate non-compliance with the agreed level of service.
Patent WO-2021081911-A1 (WO)
Title: Frequency analysis method and apparatus, and radar
Inventor: WANG BEN
IPC: G01S13/00
Filed: 2019-10-31
Abstract: A frequency analysis method and apparatus, and a radar, for use in improving robustness and accuracy of frequency analysis. An extended vector r is constructed, and frequency analysis and calculation are performed on the extended vector r. N vector elements in the extended vector r correspond to N manifold parameters. Each vector element in the N vector elements can indicate a cross covariance of at least one pair of receivers, and the manifold parameter corresponding to each vector element is used for indicating an ordered distance of a first receiver in each pair of receivers in the at least one pair of receivers corresponding to each vector element with respect to a second receiver. The extended vector r is obtained on the basis of second-order statistical characteristics of a received signal, and the amount of frequency analysis and calculation is increased by means of the extended vector r, so that the accuracy and robustness of a frequency analysis result are improved.
Patent WO-2021082015-A1 (WO)
Title: Chip pad windowing method, and chip
Inventor: LAN YANG
IPC: H01L27/146
Filed: 2019-11-01
Abstract: Embodiments of the present application disclose a chip pad windowing method, and a chip. The method comprises: using a photolithographic process to prepare an i-th functional layer located above a chip, wherein the i-th functional layer does not cover a pad windowing region of the chip, and where i is a positive integer less than N, and N is an integer greater than 1; filling the pad windowing region of the chip with a dissolvable layer; using a photolithographic process to prepare, on an (N - 1)-th functional layer located above the chip and above the filled-in pad windowing region, an N-th functional layer located above the chip, wherein the N-th functional layer does not cover the pad windowing region of the chip; and using a solvent to dissolve the dissolvable layer to acquire a pad window of the chip. The technical solutions of the embodiments of the present application improve the efficiency of pad windowing, thereby improving chip yield.
Patent WO-2021022715-A1 (WO)
Inventor: SURI GALATU
IPC: G02F1/133
Filed: 2019-11-14
Abstract: Provided in the present disclosure are an edge-lit light guide plate, a backlight module, and a display device. The edge-lit light guide plate comprises a first substrate, a second substrate, and a liquid crystal layer. The liquid crystal layer is filled therein with scattered-state liquid crystals. A pixel electrode layer is provided on the side of the first substrate in proximity to the liquid crystal layer. A common electrode layer is provided on the side of the second substrate in proximity to the liquid crystal layer. The orientation of some liquid crystal molecules is controlled via a voltage applied to the edge-lit light guide plate to alter the light intensity of a part of the light guide plate, thus implementing 2D local dimming.
Patent WO-2021036009-A1 (WO)
Inventor: CHEN YIFAN
IPC: G02B6/12
Filed: 2019-11-18
Abstract: An athermal arrayed waveguide grating, comprising a silicon-based substrate (140) and an athermal arrayed waveguide (105) disposed on the silicon-based substrate (140). The athermal arrayed waveguide (105) comprises a cladding layer (30) and a waveguide core layer. The waveguide core layer is disposed in the cladding layer (30) and has a refractive index greater than that of the cladding layer (30). The waveguide core layer comprises multilayer structures (10) having a periodic configuration. Each of the multilayer structure (10) comprises two layers of silica material (11) and a negative temperature coefficient material (12) disposed between the two layers of silica material (11). The negative temperature coefficient material (12) is used to compensate for a dimensional deformation of the silicon-based substrate (140) after being heated, so as to reduce a temperature drift coefficient of the athermal arrayed waveguide grating. Thus, the structure of the athermal arrayed waveguide grating is simplified, and the final temperature coefficient of refractive index of the waveguide structure is a negative number, thus ensuring that the temperature drift coefficient of the grating satisfies requirements, and athermal operation conditions are met.
Patent WO-2021051661-A1 (WO)
Title: 重组犬pd-1融合蛋白及其制备方法与应用
Inventor: LUO HAOSHU
IPC: C07K19/00
Filed: 2019-12-03
Abstract: 重组犬PD-1融合蛋白及其制备方法与应用，所述融合蛋白由犬PD-1蛋白胞外区或犬PD-1蛋白胞外区突变体直接或间接与Fc片段相连而成。所述重组犬PD-1融合蛋白与野生型PD-1相比，具有更高的亲和力以及更好的药效，为犬肿瘤的免疫治疗提供了更多选择。
Patent WO-2020114374-A1 (WO)
Title: Method for detecting compromised application, and apparatus
Inventor: HU CHENPENG
IPC: G06F21/56
Filed: 2019-12-03
Abstract: A method for detecting a compromised application and an apparatus, the method comprising: calculating a verification code of an application installed on a terminal; after the application is launched, acquiring a first image associated with an upload operation of the application, the upload operation being triggered by using a function of the application; processing, by using the verification code, data of the first image, and generating a second image according to the processed data, a visual effect of the second image being similar to that of the first image; and providing the second image to a server. The server compares whether the verification code obtained from image conversion is identical to an official verification code, so as to determine validity of a current application program. The invention enables a verification code of an application to be hidden in normal user data and reported, so as to provide the advantage of preventing hackers from detecting an integrity check process.
Patent WO-2020155925-A1 (WO)
Inventor: LU QINGHUA
IPC: C07D241/42
Filed: 2019-12-23
Abstract: La présente invention concerne un procédé de synthèse d'une nitroalkyle quinoxaline ou d'un dérivé correspondant, comprenant les étapes suivantes consistant à : faire réagir de l'o-phénylènediamine substituée par mononitro ou un dérivé correspondant avec du benzène substitué par nitroalcényle ou un dérivé correspondant dans un solvant pendant une période de temps prédéfinie, de façon à obtenir de la nitroalkyle quinoxaline ou un dérivé correspondant. La présente invention concerne en outre la nitroalkyle quinoxaline ou un dérivé correspondant. La présente invention concerne également l'aminoalkyle quinoxaline ou un dérivé correspondant et un procédé de préparation associé. Le procédé selon la présente invention utilise des matières premières bon marché et facilement disponibles, a un procédé de synthèse simple, et l'aminoalkyle quinoxaline cible obtenue ou son dérivé est facile à séparer.
Patent WO-2021127927-A1 (WO)
Inventor: WANG YAO
IPC: H04M1/02
Filed: 2020-02-24
Abstract: L'invention se rapporte au domaine de la commande de lentille, et sont concernés ici un appareil photographique, un procédé de commande du mouvement de l'appareil photographique, et un dispositif électronique. L'appareil photographique comprend un mécanisme de photographie, un mécanisme de transmission, qui est connecté au mécanisme de photographie et utilisé pour entraîner le mécanisme de photographie afin de se déplacer, un mécanisme d'entraînement, qui est relié au mécanisme de transmission et utilisé pour fournir de la puissance pour le mécanisme de transmission, de l'acier magnétique, qui est utilisé pour commander la puissance du mécanisme d'entraînement selon une intensité de champ magnétique, et un élément à effet Hall, qui est agencé à une position fixe à proximité de l'acier magnétique et utilisé pour mesurer l'intensité du champ magnétique de l'acier magnétique. Sont également concernés ici le procédé de commande du mouvement de l'appareil photographique, et le dispositif électronique. Au moyen de la solution technique fournie dans la présente invention, le mouvement d'une lentille peut être commandé de manière plus régulière et précise, et les capacités de protection contre la pression et de protection contre la torsion de la lentille sont améliorées.
Patent WO-2021093103-A1 (WO)
Title: Permanent magnet fixing structure
Inventor: ZHU LIXIANG
IPC: H02K1/28
Filed: 2019-12-24
Abstract: A permanent magnet fixing structure, comprising a rotor core, permanent magnets, and magnetic isolation pressure bars that are sealed with glue. Each magnetic isolation pressure bar comprises a bar body, and pressure heads and a plurality of connecting members that are respectively located on two sides of the bar body. The magnetic isolation pressure bar penetrates the rotor core in a radial direction, and the pressure heads and the connecting members are respectively located on two sides of the rotor core. The permanent magnets are installed on the inner surface or the outer surface of the rotor core by means of the adjacent pressure heads, and the corresponding positions on the outer surface or the inner surface of the rotor core are provided with installation counterbores for accommodating the connecting members and fasteners, the connecting member is threadedly connected to the fastener. The width of the bar body is smaller than the diameter of the thread or the threaded hole on the connecting member. The permanent magnet fixing structure can use screws or nuts with a large size to achieve a large fastening force under the condition that the space between the permanent magnets in a circumferential direction is small.
Patent WO-2021128206-A1 (WO)
Inventor: TANG CHAO
IPC: H01M10/0525
Filed: 2019-12-26
Abstract: La présente demande concerne un électrolyte et un dispositif électrochimique. L'électrolyte selon la présente invention comprend un composé anhydride sulfonique, qui permet d'améliorer de manière significative la durée de vie du cycle et le problème de la génération de gaz sous une décharge excessive d'un dispositif électrochimique à électrode négative en silicium, ce qui donne au dispositif électrochimique une excellente performance de cycle et une stabilité à haute température dans des conditions de décharge excessive.
Patent WO-2020147567-A1 (WO)
Title: 一种适用于3d打印的功能墨水及其制备方法
Inventor: ZHANG CHUHONG
IPC: C09D11/02
Filed: 2019-12-30
Abstract: 一种适用于3D打印的功能墨水及其制备方法。该墨水包括以下重量份的组分：高分子调节剂0.5～1.5份、导电材料1～5份、交联剂0.1～0.5份、催化剂0.1～0.5份，以及溶剂10～80份。制备得到的功能墨水在室温下具有自修复功能，可消除打印层间界面电阻，提高层间力学强度，且具有优良的导电性和多种电、磁、电化学性能，可用于储能、电磁屏蔽、应力传感等功能材料和器件领域。
Patent WO-2020143497-A1 (WO)
Inventor: WAN HSIEN-NENG
IPC: C08L9/00
Filed: 2019-12-30
Abstract: A multi-functional sole, comprising a main body layer and a height increasing layer, wherein the main body layer and the height increasing layer are molded by means of integral molding or pasting combination, and is characterized in that: a plane structure of the main body layer is successively divided into ten blocks, comprising the toe cap, the outer side of a shoe palm, the inner side of the shoe palm, the center of the shoe palm, the outer shoe waist, the inner shoe waist, the outer side of a shoe heel, the inner side of the shoe heel, the center of the shoe heel, and the tail of the shoe heel. The characteristics of the blocks comprise light foam, transparent glass, soft/hardness, high wear resistance, anti-slippage, shock absorption, anti-static and high elasticity; and the main body layer is composed of the collocation of blocks having one or more of the functional characteristics above. A corresponding material is selected according to required characteristics to achieve the purpose of producing a specific function in a specific block. The present multi-functional sole allows people to select corresponding functions and characteristic configurations according to stepping habits, daily life and the environment thereof.
Patent WO-2020258815-A1 (WO)
Inventor: ZHANG JIN
IPC: B05C5/02
Filed: 2019-12-31
Abstract: Disclosed are a glue dispensing control apparatus (1000) and a glue outlet control method therefor, the glue dispensing control apparatus (1000) comprises: a machine body (100) provided with a first input interface (110), a first output interface (120) and a second output interface (130), and a first pressure reduction device (200), a first vent valve (300), a second vent valve (400), a first air pressure sensor (500) and a control device (600) arranged in the machine body (100), wherein the first air pressure sensor (500) is arranged between an air outlet (320) of the first vent valve (300) and the first output interface (120) so as to collect the real-time air pressure of a pipeline between the first vent valve (300) and the first output interface (120), and the control device (600) is configured to continuously receive the real-time air pressure collected by the first air pressure sensor (500) and process, in real time, improved feature parameters of the extracted air pressure after the real-time air pressure.
Patent WO-2020147636-A1 (WO)
Title: 一种内折柔性屏移动终端的铰链及内折柔性屏移动终端
Inventor: SHANG XIAOWEI
IPC: H04M1/02
Filed: 2020-01-09
Abstract: 本发明提供了一种内折柔性屏移动终端及其铰链，所述铰链包括左转动支架和右转动支架、中间安装架，所述左转动支架和右转动支架分别通过转动连接结构和中间安装架连接，所述左转动支架的转动连接的轴线和右转动支架的转动连接的轴线不在同一条线上但平行；在铰链进入到折拢状态下，所述左转动支架及右转动支架分别围绕各自的所述轴线转动至两侧，而由中间安装架上部或者还包括中部的空间提供柔性屏弯曲的让位。本发明无需采用复杂的左侧活动机构和右侧活动机构，性能稳定，更加符合量产的要求，并降低成本还适于柔性屏移动终端的窄边框和减薄设计运用、有更大空间布置电池等其它元器件，减化了运动机构使整机可靠性得到提升。