baber/WOPTO huggingface dataset:
Patent WO-2021109628-A1 (WO)
Inventor: YUAN YUBO
IPC: H02J9/06
Filed: 2020-08-26
Abstract: Provided is a low-voltage DC power distribution and quick switching device in the technical field of electric switches, which is intended to solve the technical problem that low-voltage power distribution and quick switching devices in the prior art are not suitable for DC power distribution systems. The device comprises a positive pole output terminal (2210) electrically connected to a positive pole of a load, no fewer than two switch circuits connected to each other in parallel and comprising positive pole input terminals (2111, …, 211K, …, 211N) in electric connection with a positive pole of a common negative pole power supply, a supplementary diode cluster consisting of no fewer than one diode connected in series, and thyristors (1111, …, 1K11, …, 1N11) connected between the positive pole input terminals (2111, …, 211K, …, 211N) and the positive pole output terminal (2210); the positive pole input terminals (2111, …, 211K, …, 211N) are electrically connected to anodes of the supplementary diode cluster and the thyristors (1111, …, 1K11, …, 1N11), and the positive pole output terminal (2210) is electrically connected to cathodes of the supplementary diode cluster and the thyristors (1111, …, 1K11, …, 1N11).
Patent WO-2022000841-A1 (WO)
Inventor: LIU HAIPING
IPC: A47L9/16
Filed: 2020-09-29
Abstract: Disclosed is a vacuum cleaner, including: an electric motor (32); an electric motor cover (34), wherein the electric motor (32) is accommodated in the electric motor cover (34), the electric motor cover (34) includes an air inlet (341) and an air outlet (342), and an airflow enters the electric motor cover (34) via the air inlet (341) and leaves the electric motor cover (34) via the air outlet (342); a filter (35), wherein the filter (35) is arranged outside the air outlet (342), and the filter (35) includes a bracket (351) and a filter body (352) mounted on the bracket (351); and a sealing structure (8), wherein the sealing structure (8) is arranged between the bracket (351) and the electric motor cover (34). The vacuum cleaner further includes a shielding structure (9), the shielding structure (9) being arranged between the air outlet (342) and the sealing structure (8). A high-temperature airflow discharged from the air outlet (342) of the electric motor cover (34) is not in direct contact with the sealing structure (8), such that the sealing structure (8) is prevented from being aged due to the influence of the high-temperature airflow, and the service life of the sealing structure (8) is prolonged.
Patent WO-2022067657-A1 (WO)
Title: Convertisseur indirect et procédé pour le faire fonctionner
Inventor: ZHANG TAO
IPC: H02M3/335
Filed: 2020-09-30
Abstract: L'invention concerne un convertisseur indirect à commutation à tension nulle comprenant : un transformateur présentant un enroulement primaire (W1) et un enroulement secondaire (W2) ; un commutateur primaire (S1) et un commutateur secondaire (S2) pour conduire les courants circulant dans l'enroulement primaire (W1) et l'enroulement secondaire (W2), respectivement. L'invention concerne en outre un procédé de commande de synchronisation pour faire fonctionner ce convertisseur indirect pour réaliser une commutation à tension nulle par mise sous tension du commutateur secondaire (S2) à deux reprises au cours d'un cycle de puissance de commutation.
Patent WO-2021068918-A1 (WO)
Title: An encoder, a decoder and corresponding methods for simplifying signalling picture header
Inventor: WANG BIAO
IPC: H04N19/52
Filed: 2020-10-10
Abstract: A method of coding implemented by a decoding device is provided. The method includes parsing a bitstream to obtain a flag from a picture header of the bitstream, wherein the flag indicates whether a current picture is I picture. When the flag indicates that the current picture is I picture, a syntax element designed for inter prediction is inferred to a default value; or when the flag indicates that the current picture is P or B picture, obtaining a syntax element designed for inter prediction from the picture header.
Patent WO-2021243920-A1 (WO)
Inventor: WU ZUOMIN
IPC: H04B7/26
Filed: 2020-10-14
Abstract: Provided by the present invention is a wireless communication method, a terminal device, and a network device, wherein a terminal device receives first scheduling information sent by a network device, the first scheduling information being used for scheduling transmission of a first uplink channel by the terminal device by means of a first uplink bandwidth part BWP, the first uplink BWP comprising one or multiple resource block RB sets, and the first uplink BWP corresponding to a physical random access channel PRACH resource configuration; the terminal device determines transmission of the first uplink channel by means of a first frequency domain resource in a first RB set according to at least one among the first scheduling information, an initial uplink BWP, and a first PRACH resource in the PRACH resource configuration.
Patent WO-2022077519-A1 (WO)
Title: Information transmission method and apparatus
Inventor: HUANG HAINING
IPC: H04W72/04
Filed: 2020-10-16
Abstract: The present application relates to the technical field of communications, and provides an information transmission method and apparatus, which are used for solving resource selection conflicts between terminal devices in an energy-saving mode, thereby improving the reliability of resource selection for sidelink transmission, and improving sidelink communication quality. The method comprises that: a first terminal receives sidelink control information (SCI), the SCI comprising energy-saving indication information and first time-frequency resource information of a second terminal; and the first terminal determines time-frequency resources for sidelink transmission according to the SCI.
Patent WO-2021093525-A1 (WO)
Inventor: LI YAN
IPC: H04W24/02
Filed: 2020-10-20
Abstract: 本公开实施例提供一种信号处理方法及设备，该方法包括：向终端发送第一信息，所述第一信息包含：TRS或CSI-RS与SRS关联的信息，所述第一信息用于指示所述终端根据所述TRS或CSI-RS估计的频率调整所述SRS的发送频率。
Patent WO-2022082808-A1 (WO)
Title: Computer main unit installation and cooling device
Inventor: LU YIXIN
IPC: G06F1/20
Filed: 2020-10-26
Abstract: Disclosed is a computer main unit installation and cooling device, relating to a computer main unit device. The installation and cooling device comprises a main container and a support frame. A plurality of shock-absorbing springs are fixedly connected to the bottom of the main container, and the support frame is fixedly connected on the shock-absorbing springs. A position adjustment mechanism is fixedly connected in the support frame, and a computer main unit is fixedly connected on the position adjustment mechanism. A cover is fixedly connected on the main container. A movable cooling mechanism is fixedly connected on the left side below the cover. A storage container is fixedly connected on the left side outside the main container. The present invention has a novel structure, is easy to operate, and enables the height position of the computer main unit to be flexibly adjusted according to actual use conditions. A second motor is turned on by means of a controller and drives a turnplate to rotate, such that a slide frame is driven to slide vertically by means of a stop post, thereby driving the computer main unit to move vertically. A first motor is turned on to drive a cam to rotate, such that a rotational rod is driven to rotate by means of a roller.
Patent WO-2021083067-A1 (WO)
Inventor: DONG JUNQI
IPC: B60H1/00
Filed: 2020-10-26
Abstract: A thermal management system comprises: a refrigerant flow path, a coolant liquid flow path, a first heat exchanger (9), and a second heat exchanger (10). The refrigerant flow path comprises a compressor (1), a first indoor heat exchanger (2), a first flow regulation device (4), and a second flow regulation device (5). The coolant liquid flow path comprises a first heat exchange assembly (11) and a heater (12). The first heat exchanger (9) comprises a first heat exchange portion (91) and a second heat exchange portion (92), and the second heat exchanger (10) comprises a third heat exchange portion (101) and a fourth heat exchange portion (102). In a first heating mode, the compressor (1), the first indoor heat exchanger (2), the second flow regulation device (5), and the fourth heat exchange portion (102) communicate to form a loop, the first heat exchange assembly (11), the heater (12), and the third heat exchange portion (101) communicate to form a loop, and the second flow regulation device (5) regulates a flow of the refrigerant flow path. In a second heating mode, the compressor (1), the first indoor heat exchanger (2), the first flow regulation device (4), and the second heat exchange portion (92) communicate to form a loop, the first heat exchange portion (91) and the heater (12) communicate to form a loop, and the first flow regulation device (4) regulates a flow of the refrigerant flow path. The thermal management system provides thermal energy required for heating by at least one of the following selectable processes: heating of the heater (12), and generating excess heat during operation of the first heat exchange assembly (11).
Patent WO-2022073261-A1 (WO)
Inventor: KERVRAN YANNICK
IPC: H04R19/00
Filed: 2020-10-26
Abstract: 本发明提供一种声换能器，包括基板、支撑件、固定件、移动件、第一组梳齿、第二组梳齿和弹性连接件；基板包括第一表面、第二表面以及腔；支撑件包括内周缘和第三表面且设于基板的第一表面上；固定件设于支撑件的第三表面；移动件设于腔的上方且至少部分覆盖于腔，包括外周缘和第四表面；第一组梳齿固定于支撑件的内周缘，朝移动件方向延伸；第二组梳齿固定于移动件的外周缘，朝支撑件方向延伸；第一组梳齿和第二组梳齿相互交叉；第一组梳齿与固定件和移动件绝缘设置；弹性连接件包括连接于第四表面的第一连接部、连接于固定件的第二连接部和连接第一连接部与第二连接部的弹性本体。本发明提供的声换能器不仅性能提高还提升了感应面积和灵敏度。
Patent WO-2021083311-A1 (WO)
Inventor: ZHOU XIANQIANG
IPC: A61K31/4184
Filed: 2020-10-30
Abstract: An acid addition salt of a RORγ regulator. Specifically relating to the acid addition salt of the compound of formula II. More specifically relating to benzoate, oxalate, methanesulfonate, maleate, hydrobromate, hydrochloride salt, and acetate of the compound of formula II and the benzoate crystal form, benzoate amorphous form, oxalate crystal form, oxalate amorphous form, methanesulfonate amorphous form, maleate B crystal form, maleate C crystal form, maleate D crystal form, hydrobromate I crystal form, hydrochloride salt α crystal form, hydrochloride salt β crystal form, hydrochloride salt γ crystal form, and acetate crystal form of the compound of formula II.
Patent WO-2021098516-A1 (WO)
Inventor: HU FEI
IPC: G03B21/62
Filed: 2020-11-04
Abstract: Provided are a Fresnel film (10) and a display component (1); the Fresnel film (10) comprises a substrate layer (101) and a catadioptric microstructure layer (100). The substrate layer (101) comprises a first substrate surface (1012) and a second substrate surface (1014) opposite to each other. The catadioptric microstructure layer (100) is arranged on the first substrate surface (1012); the catadioptric microstructure layer (100) comprises a plurality of microprism units (110); the plurality of microprism units (110) are arranged to form a plurality of concentric arcs; each microprism unit (110) comprises an incident surface (111) and a reflective surface (113); the internal angle between the incident surface (111) and the first substrate surface (1012) is an acute angle; the internal angles of the microprism unit (110) on different concentric arcs are different, increasing the number of rays collimated to the field of view of a viewer.
Patent WO-2022000915-A1 (WO)
Title: 音圈和发声装置
Inventor: JI CHENGZONG
IPC: H04R9/04
Filed: 2020-11-06
Abstract: 本发明公开一种音圈和发声装置，音圈包括：构成筒状的骨架和绕制在所述骨架外部的第一线圈段以及绕制在所述第一线圈段外部的第二线圈段和第三线圈段，其中，所述第二线圈段和所述第三线圈段在所述第一线圈段的轴向上间隔排布。本发明技术方案音圈质量减轻并且能够降低非线性失真。
Patent WO-2022057065-A1 (WO)
Title: Display panel and driving method thereof, and display apparatus
Inventor: LIAO ZUOMIN
IPC: G09G3/20
Filed: 2020-11-13
Abstract: A display panel and a driving method thereof, and a display apparatus. The display panel at least comprises an (N-1)th-stage de-multiplexing sub-circuit (100) and an Nth-stage de-multiplexing sub-circuit (200), the (N-1)th-stage de-multiplexing sub-circuit (100) comprising at least M (N-1)th-stage de-multiplexing units (10), wherein M and N are both integers not less than 2. At least two stages of de-multiplexing sub-circuits are arranged in cascade, such that a signal can be time-division multiplexed as multiple signals, so that the number of signal traces can be reduced by geometric times.
Patent WO-2022104744-A1 (WO)
Inventor: ZHANG HUI
IPC: H02J7/00
Filed: 2020-11-20
Abstract: 一种高压控制装置应用于新能源汽车，所述装置包括：高压控制回路（501）、车载充电机电力电子变换回路（3021）和电加热器主回路（3040）；电加热器主回路（3040）包括电加热器电力电子变换回路（3042）和一个或多个发热元件（3043）；高压控制回路（501）为车载充电机控制回路（3022）；当新能源汽车处于停车状态时，高压控制回路（501）用于控制车载充电机电力电子变换回路（3021）接收外界电网的电能，并将外界电网的电能转换为高压直流电输入至动力电池（102）；当新能源汽车处于行驶状态时，高压控制回路（501）还用于控制电加热器电力电子变换回路（3042）接收动力电池（102）的高压直流电，并将动力电池（102）的高压直流电通过一个或多个发热元件（3043）转换为热能。该装置对控制回路进行简化，节省了相关元器件，有效降低了成本。
Patent WO-2022099823-A1 (WO)
Inventor: LIANG CHENG
IPC: G06K9/20
Filed: 2020-12-01
Abstract: 一种屏幕污渍识别方法及装置，其中，该方法包括：终端设备获取终端设备的距离传感器检测到的接收值（201）；终端设备判断距离传感器检测到的接收值是否达到第一阈值（202）；若该接收值达到第一阈值，则终端设备对标识位进行置位（203）；终端设备在该标识位被置位的情况下，基于该接收值识别终端设备的屏幕是否具有污渍（204）。通过该方法，能够自动触发终端设备识别屏幕上是否具有污渍，有利于提升终端设备的智能性。
Patent WO-2022104918-A1 (WO)
Inventor: LANG GUOJUN
IPC: A61P31/14
Filed: 2020-12-02
Abstract: 针对冠状病毒具有中和活性的双特异性抗体及其用途，提供针对冠状病毒S蛋白并阻断其与ACE2受体结合的中和抗体来预防和治疗冠状病毒。具体涉及特异性结合冠状病毒S蛋白的抗体或多肽复合物，其包含（a）第一表位结合部分，包含重链可变区V H和轻链可变区V L，其中V H和V L形成特异性结合S蛋白的第一表位的抗原结合结构域，和（b）第二表位结合部分，包含特异性结合S蛋白的第二表位的单域抗体或其VHH片段，第一、第二表位结合部分彼此融合且互不相同。还涉及编码抗体或多肽复合物的多核苷酸及包含其的宿主细胞、制备抗体或多肽复合物的方法。所述抗体或多肽复合物可用于预防、治疗、诊断和/或检测冠状病毒。
Patent WO-2022016775-A1 (WO)
Title: Piston manufacturing method and piston
Inventor: MA FEI
IPC: C25D11/26
Filed: 2020-12-07
Abstract: A piston manufacturing method and a piston. The piston manufacturing method comprises: coating a top surface of a piston base (1) using a magnetron injection technique, so as to form a metal layer (2), wherein the metal layer (2) is a composite metal layer (2) made of aluminum oxide and zirconium oxide; and carrying out an electrochemical reaction on the metal layer (2) using a micro-arc oxidation technique, so as to form a ceramic layer (3), wherein the ceramic layer (3) has a porous structure.
Patent WO-2021121316-A1 (WO)
Inventor: YAN YONG
IPC: G07F17/00
Filed: 2020-12-17
Abstract: A food vending machine, comprising: an ordering unit configured to receive a food order of a consumer; a food making unit configured to automatically make food according to the order received by the ordering unit; a food detection unit configured to perform computer vision identification on the food finished by the food making unit and determine whether the food is qualified; and a customer service unit configured to provide the food to the consumer when the food detection unit determines that the food is qualified.
Patent WO-2021212882-A1 (WO)
Inventor: HUANG HERB HE
IPC: H03H9/02
Filed: 2020-12-17
Abstract: Disclosed are a resonator and a method for forming same. The method for forming the resonator comprises: forming a first electrode (104); forming a piezoelectric layer (105) located on the first electrode (104); and forming a second electrode (106) located on the piezoelectric layer (105), wherein one or two of the first electrode (104) and the second electrode (106) is a combined laminated layer. The combined laminated layer comprises a first metal layer (103) opposite the piezoelectric layer (105), and a second metal layer (102) located on the side of the first metal layer (103) facing away from the piezoelectric layer (105), wherein the surface roughness of the first metal layer (103) is less than that of the second metal layer (102), and the resistivity of the first metal layer (103) is greater than that of the second metal layer (102). The total resistance of the first electrode (104) and the second electrode (106) is small; in addition, the piezoelectric layer (105) is formed on the first metal layer (103) with less roughness, and the consistency of the crystal-orientation growth direction of the piezoelectric layer (105) is good. In summary, during the process of a signal passing through the resonator, since the total resistance of the first electrode (104) and the second electrode (106) is small and the formation quality of the piezoelectric layer (105) is good, the insertion loss of the resonator can be reduced, which is beneficial to improving the performance of the resonator.
Patent WO-2021129522-A1 (WO)
Inventor: GU YI
IPC: H04L1/00
Filed: 2020-12-17
Abstract: L'invention concerne un procédé de transmission d'informations de commande de liaison montante, un dispositif terminal et un dispositif côté réseau. Le procédé consiste : à générer, en fonction d'informations de bits d'informations de commande de liaison montante (UCI) à transmettre, une séquence de signaux acheminant les informations de bits ; à mettre en correspondance la séquence de signaux avec un symbole de multiplexage par répartition orthogonale de la fréquence d'une ressource de canal de commande de liaison montante physique (PUCCH) afin d'effectuer une transmission.
Patent WO-2021218193-A1 (WO)
Inventor: MA MINGMING
IPC: F25D11/00
Filed: 2020-12-18
Abstract: A water storage tank (20) and a refrigerator. The water storage tank (20) comprises a tank body (201) and a front panel (30) provided on the front end face of the tank body (201), and further comprises: a locking structure, which comprises a locking member (90) and a mating member (91), one of the locking member (90) and the mating member (91) being provided on the rear surface of the front panel (30), the other one of the locking member (90) and the mating member (91) being provided on the front end face, and the locking structure being provided proximate to a first side of the front end face; and at least one group of flipping structures, which is provided between the rear surface and the front end face, the at least one group of flipping structures being provided proximate to a second side of the front end face, and the first side being opposite to the second side. In a state that the locking member (90) is disengaged from the mating member (91), the flipping structures drive the locking member (90) to move in a direction away from the mating member (91), or the flipping structures drive the mating member (91) to move in a direction away from the locking member (90).
Patent WO-2021147596-A1 (WO)
Inventor: LI QINGBING
IPC: A61N1/36
Filed: 2020-12-22
Abstract: 一种多模态经络理疗装置，包括计算机和脉冲发生器，所述计算机通过串行通信接口连接脉冲发生器，所述脉冲发生器包括处理器芯片和脉冲生成电路，脉冲生成电路包括三极管Q1、三极管Q2，处理器芯片通过控制三极管Q1、三极管Q2从而在电极A、电极B上形成脉冲电压。该装置可以满足临床和科学实验的需求，可以自由调节参数，并能及时修改和保存，最终模拟传统经络电刺激的各种模态，实现各种需求。
Patent WO-2021147628-A1 (WO)
Title: Method for designing low group-delay fluctuation filter
Inventor: PANG WEI
IPC: H03H5/12
Filed: 2020-12-29
Abstract: The present invention relates to the technical field of filters, and particularly relates to a method for designing a low group-delay fluctuation filter, comprising the following steps: according to a filter index, designing a Gaussian low-pass filter, and obtaining the inductance and capacitance values of the Gaussian low-pass filter; converting the low-pass filter to a band-pass filter; connecting a capacitor in parallel with each LC series resonant circuit to form a BVD circuit model; connecting a capacitor in series to each LC parallel resonant circuit so as to convert the parallel branch into a BVD circuit model; taking the capacitance value and inductance value in the BVD circuit model as the initial values of a target optimization function, by means of an iterative method, causing the objective optimization function to approach zero, or reach a minimum value, and recording the capacitance and inductance values at that time; calculating each resonator parameter according to the obtained capacitance value and inductance value. According to the filter obtained by the present design method, as long as performance is constant and there is no serious deterioration, the group-delay fluctuation is significantly reduced.
Patent WO-2022155809-A1 (WO)
Inventor: LI NAN
IPC: G11C8/08
Filed: 2021-01-20
Abstract: Procédé de traitement de données et appareil associé, utilisés pour améliorer la capacité de protection de données d'une mémoire flash. Le procédé selon des modes de réalisation de la présente demande fait appel aux étapes suivantes : un dispositif de commande initie une opération de programmation sur une mémoire flash ; si une première ligne de mots n'est pas entièrement programmée lorsque le temps de programmation atteint un seuil prédéfini, le dispositif de commande envoie une instruction d'interruption de programmation à la mémoire flash, l'instruction d'interruption de programmation étant utilisée pour mettre en pause la programmation de la première ligne de mots de façon à empêcher la génération d'un mot de code incorrigible sur une seconde ligne de mots provoquée lorsque la programmation de la première ligne de mots échoue ; et le dispositif de commande sauvegarde la seconde ligne de mots, la seconde ligne de mots étant une ligne de mots qui se situe dans la même couche que la première ligne de mots et a été entièrement programmée.
Patent WO-2021227586-A1 (WO)
Title: Traffic accident analysis method, apparatus, and device
Inventor: WANG ZHAN
IPC: G08G1/01
Filed: 2021-02-18
Abstract: Disclosed in the present application is a traffic accident analysis method, which is applied to the field of intelligent transportation. At least one camera that is used for collecting video of a traffic road is installed in a traffic road. The method comprises: an analysis apparatus acquires geographic trajectory information of at least one object on the traffic road, wherein the at least one object on the traffic road comprises a vehicle and a pedestrian, and the geographic trajectory information of the at least one object can be obtained from within video collected by the camera; determining an accident object according to the geographic trajectory information of the at least one object; and acquiring environmental information of the accident object, such as: a traffic marker line and information about peripheral objects; the analysis apparatus further obtains an analysis result of a traffic accident according to geographic trajectory information of the accident object and environmental information of the accident object. The described method automatically completes the discovery and analysis of traffic accidents, and increases the traffic accident handling efficiency.
Patent WO-2021169865-A1 (WO)
Inventor: JIANG YUAN
IPC: F16H57/03
Filed: 2021-02-20
Abstract: La présente invention concerne une boîte de transmission comprenant un corps de boîte (10), au moins un couvercle d'extrémité (20, 21') et une structure de montage. Une cavité conçue pour agencer des engrenages est définie dans le corps de boîte (10) ; le ou les couvercles d'extrémité (20, 20') sont fixés sur au moins une extrémité d'ouverture, qui est axialement ouverte, de la cavité du corps de boîte (10) ; la structure de montage comprend une surface de montage interne (11) disposée sur la surface de la cavité de l'un parmi le corps de boîte (10) et le couvercle d'extrémité (20, 20'), et une surface de montage externe (21) disposée sur la surface périphérique de l'autre parmi le corps de boîte et le couvercle d'extrémité, et la surface de montage interne (11) et la surface de montage externe (21) sont fixées l'une à l'autre par soudage ; au moins une zone d'ajustement d'espacement (30) et des zones d'ajustement d'interférence (40) situées des deux côtés de la zone d'ajustement d'espacement (30) sont conçues entre la surface de montage interne (11) et la surface de montage externe (21). La boîte de transmission permet d'éviter efficacement une déformation du produit due au fait qu'un corps en fusion presse le corps de boîte (10) et le couvercle d'extrémité (20, 20') pendant le soudage.