baber/WOPTO huggingface dataset:
Patent WO-2021077704-A1 (WO)
Inventor: YAN ZHAN
IPC: G02B30/35
Filed: 2020-04-26
Abstract: Disclosed is a method of cutting an optical imaging element, comprising the following steps: determining a viewpoint of an aerial image on the basis of an application scenario, where the viewpoint is a point from which a user views the aerial image; determining a specific display position of the aerial image on the basis of the viewpoint; determining an optimal reflection region of an optical imaging element on the basis of the position of the viewpoint and the specific display position of the aerial image; determining a posture and a position of the optical imaging element on the basis of the optimal reflection region; projecting the viewpoint along multiple directions to a plane in which the optical imaging element is located, where the multiple directions are directions connecting the viewpoint to each point of an outline of the aerial image, the viewpoint is not within the aerial image, and the aerial image is located between the viewpoint and the optical imaging element; forming a projection region by enclosing all projected points of the viewpoint on the plane in which the optical imaging element is located; and performing cutting on the optical imaging element on the basis of the outline of the projection region. The present invention is capable of ensuring an unchanged image quality, reducing costs, saving floor space, and expanding application scenarios.
Patent WO-2021226776-A1 (WO)
Title: Vehicle drivable area detection method, system, and automatic driving vehicle using system
Inventor: XIA LANG
IPC: G01S17/87
Filed: 2020-05-11
Abstract: Disclosed are a vehicle drivable area detection method, an automatic driving assistance system and an automatic driving vehicle. The method comprises: using a neural network for processing image data acquired by a photographic apparatus to obtain a first probability distribution of obstacles; obtaining a second probability distribution of the obstacles according to an echo time and an echo width of a radar echo signal; and according to the first probability distribution of the obstacles and the second probability distribution of the obstacles, obtaining a vehicle drivable area represented by a probability, wherein the probability represents the probability of it not being possible for a vehicle to pass. The automatic driving assistance system comprises a photographic apparatus, at least one radar and a processor, and the system is configured to achieve the technical solution of the method. The automatic driving vehicle comprises the automatic driving assistance system. In the method of the present application, two sensors, i.e. the photographic apparatus and a radar, are fused, and obstacle distribution information obtained on the basis of the two sensors is fused; and the fused vehicle drivable area is represented in the form of a probability. Therefore, information of obstacles around a vehicle can be comprehensively obtained, and a detection blind area caused by a blind area of the photographic apparatus or the detection range of the radar is thus avoided.
Patent WO-2021027359-A1 (WO)
Inventor: YOU BO
IPC: H02B1/46
Filed: 2020-05-27
Abstract: Disclosed is a buried substation with an energy recycling function, comprising a box, which comprises multiple circumferentially and vertically arranged side walls, including a first side wall (120) and a second side wall (130), which are arranged opposite each other, and a third side wall (150) and a fourth side wall (160), which are arranged opposite each other, wherein the side, away from the box, of the first side wall (120) is further provided with a first auxiliary side wall (110) parallel to the first side wall (120); the size of the first auxiliary side wall (110) is consistent with the size of the first side wall (120); the first side wall (120), the first auxiliary side wall (110), the third side wall (150) and the fourth side wall (160) form a first storage space; and the first storage space is used for storing a solar device. Electric energy is generated by means of the solar device and stored in a storage battery, and is supplied by the storage battery to auxiliary electrical apparatuses (a ventilation apparatus, a water drainage apparatus and other electrical apparatuses) for use, so as to greatly reduce the demand of the auxiliary electrical apparatuses on the electric energy of a power grid and reduce energy wastage, thereby achieving the energy conservation and emission reduction of the substation.
Patent WO-2021237603-A1 (WO)
Title: Sampling triggering method, microprocessor, motor controller, and electric vehicle
Inventor: KONG XUEJUAN
IPC: H02P6/17
Filed: 2020-05-28
Abstract: A motor controller (120) applied on an electrical vehicle (1000), a microprocessor (10) in the motor controller (120), and a sampling triggering method applied to the microprocessor (10). The microprocessor (10) is connected to a drive motor (130) by means of a rotary transformer (160), and is used for sampling a rotary transformer feedback signal of an electrical angle of the drive motor output by the rotary transformer (160). The sampling triggering method comprises: a signal generation module (11) generates an excitation fundamental signal to drive the rotary transformer (160) to operate; a signal processing module (12) determines an excitation symbol according to the excitation fundamental signal, wherein the excitation symbol consists of alternate high-level signals and low-level signals; the signal processing module (12) further determines a zero crossing signal of the excitation fundamental signal according to the excitation symbol; and a phase shift processing module (13) performs phase shift processing on the zero crossing signal to obtain a sampling triggering signal, and further triggers the microprocessor (10) to perform sampling on the rotary transformer feedback signal. The solution reduces use of chip peripheral circuits, thereby saving the area of a printed circuit board and improving the integration level of products.
Patent WO-2021232484-A1 (WO)
Title: Underwater positioning method for large-diameter ultra-long hdpe pipe
Inventor: LIANG BANGYAN
IPC: E02D29/07
Filed: 2020-05-29
Abstract: Provided is an underwater positioning method for a large-diameter ultra-long HDPE pipe, which can complete accurate underwater pipe positioning by using general simple devices, such as several positioning cables (200), windproof cables (300) and other wire ropes, a fixing structure (400), and a barge (500). The method is suitable for accurate underwater positioning operations prior to underwater docking of large-diameter ultra-long HDPE pipes, has a broad range of applicable water depths, has low requirements for ship equipment and has a high operation safety factor.
Patent WO-2021237772-A1 (WO)
Title: Circuit board, transmission line and electronic device
Inventor: WANG JIANAN
IPC: H05K1/02
Filed: 2020-06-04
Abstract: Disclosed in the present application is a transmission line, comprising a first grounding layer, a second grounding layer and a conductor layer located between the first grounding layer and the second grounding layer. The total thickness of a base material layer between the first grounding layer and the second grounding layer is at least 150μm, and comprises at least one LCP base material layer and at least one MPI base material layer. According to the present application, both the MPI base material and the LCP base material are used in the transmission line at the same time, and the LCP base material is used for replacing part of the MPI base material that need to be stacked with multilayer superposition, so as to achieve the effect of lowering cost, reducing number of adhesive layers, simplifying processing procedures and improving overall performance of the product. Further disclosed in the present application are a circuit board and an electronic device.
Patent WO-2021057090-A1 (WO)
Title: Toggle-type open-close clamping structural assembly and pump head of peristaltic pump
Inventor: SUN WEI
IPC: F04B53/22
Filed: 2020-06-09
Abstract: A toggle-type open-close clamping structural assembly and a pump head of a peristaltic pump comprising same. The toggle-type open-close clamping structural assembly comprises: a lower pipe clamp and an upper pipe clamp (1) that are oppositely arranged and that are used to form a pair of hose clamp hoops; an upper pressure block used for lifting and lowering to open and close; and a driving lever (4) used for enabling the upper pipe clamp (1) to follow the upper pressure block to lift, slip and follow-up. The driving lever (4) is pivotally connected to the upper pressure block. The upper pipe clamp (1) and one end of the driving lever (4) are overlappingly disposed in a clamping port reserved on the upper pressure block, and the other end of the driving lever (4) is abutted against a fixing part (5) that serves as fixing reference. In the lifting process of the upper pressure block, the upper pipe clamp (1) is driven to lift, and meanwhile, the driving lever (4) follows up and rises and lifts up the upper pipe clamp (1), so that the upper pipe clamp (1) is far away from the lower pipe clamp, thereby preventing the driving lever (4) from wear and tear and achieving simple and efficient replacement of hoses.
Patent WO-2021248494-A1 (WO)
Inventor: HUANG BONING
IPC: H01L29/78
Filed: 2020-06-12
Abstract: A super-junction reverse-conducting insulated gate bipolar transistor and an electric vehicle motor control unit. The super-junction reverse-conducting insulated gate bipolar transistor comprises: an N-type buffer layer (10); a super-junction structural layer (20) formed on a first main face of the N-type buffer layer (10), wherein the super-junction structural layer (20) comprises P-type drift regions (201) and N-type drift regions (202) which are alternately arranged in a first direction (a); a front device formed on the super-junction structural layer (20); a collector layer (100) formed on a second main face of the N-type buffer layer (10), wherein the collector layer (100) comprises a P+ collector (1001) and an N+ collector (1002) which are alternately arranged in the first direction (a); and a collector electrode layer (110) formed on the collector layer (100), wherein in the super-junction structural layer (20), a first region (S1) is formed in a region part corresponding to the N+ collector (1002), a second region (S2) is formed in a region part corresponding to the P+ collector (1001), and in a second direction (b), and each drift region length (L1) in the first region (S1) is unequal to each drift region length (L2) in the second region (S2), so as to increase the time of the motor control unit in a MOSFET mode when same works in a light-load state and to improve the conversion efficiency of the MCU.
Patent WO-2021017673-A1 (WO)
Title: Laser particle size analyzer having liquid sheath flow measuring cell
Inventor: ZHANG FUGEN
IPC: G01N15/02
Filed: 2020-06-17
Abstract: A laser particle size analyzer provided with a liquid sheath flow measuring cell, comprising a measuring cell. The measuring cell comprises a particle flow introduction cavity (3000), a medium flow introduction cavity (1000) and a measuring glass cavity (2000), wherein the medium flow introduction cavity (1000) is connected to the upper part of the measuring glass cavity (2000); the medium flow introduction cavity (1000) is annularly arranged at the outer periphery of the particle flow introduction cavity (3000), and a gap (607) is formed between the medium flow introduction cavity (1000) and the particle flow introduction cavity (3000); a medium flow (70) flows from the gap (607) into the measuring glass cavity (2000), and a particle flow (60) flows from the particle flow introduction cavity (3000) into the measuring glass cavity (2000). The laser particle size analyzer provided with a liquid sheath flow measuring cell solves the technical problems in the prior art of inconvenient operations caused by the need to disassemble and clean the test glass of the measuring cell and optical system misalignment after resetting, prevents the contamination of the measuring cell during the measurement process, and achieves the technical effects of a long service life for the measuring cell, a simple operation and a good usage effect.
Patent WO-2022006762-A1 (WO)
Title: A method to detect network out-of-synchronization and fast recovery in a multi-sim device
Inventor: XIE LING
IPC: H04W56/00
Filed: 2020-07-08
Abstract: Aspects of the present disclosure relate to wireless communications, and more particularly, to techniques for detecting a network out of synchronization condition by a multi-SIM UE.
Patent WO-2022016522-A1 (WO)
Title: Recommendation model training method and apparatus, recommendation method and apparatus, and computer-readable medium
Inventor: LI JINGJIE
IPC: G06N3/04
Filed: 2020-07-24
Abstract: Provided are a recommendation model training method and apparatus, a recommendation method and apparatus, and a computer-readable medium. The training method comprises: obtaining a first recommendation model (S610), a model parameter of the first recommendation model being trained on the basis of n first training samples; determining an influence function value of each first training sample for validation loss of m second training samples on the first recommendation model (S620); determining a weight corresponding to each first training sample on the basis of the influence function value of each first training sample for the validation loss (S630); and training the first recommendation model according to the n first training samples and the weights corresponding to the n first training samples to obtain a target recommendation model (S640). The influence of inconsistent data distribution of training samples on the training of a recommendation model can be reduced, thus improving the accuracy of a recommendation model.
Patent WO-2022036487-A1 (WO)
Inventor: CHENG PENG
IPC: H04W72/02
Filed: 2020-08-17
Abstract: A sidelink user equipment (UE) transitions from a connected state to an idle state based on expiration of an inactivity timer for cellular communication. The method determines, while in the idle state, a current set of transmission resources for sidelink transmissions are excluded from a system information block (SIB). The method selects a first set of transmission resources based on determining the current set of transmission resources are excluded. The method continues the sidelink transmissions with resources obtained from the first set of resources. The method transmits, to a base station, a radio resource control (RRC) connection request. The method selects a second set of transmission resources in response to transmitting the RRC connection request. The method initiates the sidelink transmissions with resources obtained from the second set of transmission resources.
Patent WO-2022036517-A1 (WO)
Inventor: JIANG SHENGHAI
IPC: H02K5/20
Filed: 2020-08-17
Abstract: A conducting member (11), a liquid-cooled conductive structure (10), a motor (130), and an power assembly of an electric car (1000). The conducting member (11) is electrically connected between a first electronic device and a second electronic device. A liquid cooling channel is provided in the conducting member (11). The liquid cooling channel is provided with an inlet (111) and an outlet (112) such that a coolant flows in from the inlet (111) and flows out from the outlet (112). The outlet (112) is adjacent to the position where the conducting member (11) is electrically connected to the second electronic device such that the coolant performs liquid-cooling heat dissipation on the position where the conducting member (11) is electrically connected to the second electronic device. The conducting member (11) has both a conductive function and a liquid-cooling heat dissipation function.
Patent WO-2022051894-A1 (WO)
Inventor: MIAO LIANXIN
IPC: B23C3/06
Filed: 2020-09-08
Abstract: A horizontal numerical control crankshaft machining apparatus, comprising a horizontal machining workbench (1), wherein a crankshaft (2) is installed on the horizontal machining workbench (1), and further comprising a milling spindle adjusting device (3) arranged on one side of the horizontal machining workbench (1) in a lengthwise direction of the crankshaft (2), wherein a milling spindle (331) is fixedly installed on the milling spindle adjusting device (3); the milling spindle adjusting device (3) comprises an X-axis adjusting mechanism (31), a Y-axis adjusting mechanism (32) and a Z-axis adjusting mechanism (33), and is used for adjusting the spatial position of the milling spindle (331) relative to the crankshaft (2); and a C-axis spindle box (12) which is used for driving the crankshaft (2) to rotate is arranged on the horizontal machining workbench (1). The horizontal numerical control crankshaft machining apparatus can provide two machining modes, wherein on the one hand, milling machining can be conducted on the outer diameter or the eccentric shaft diameter of a shaft part, and on the other hand, by means of X-axis, Y-axis and Z-axis feeding movements, machining such as plane milling, drilling, boring and tapping can be conducted on an outer surface plane of a workpiece.
Patent WO-2021057487-A1 (WO)
Inventor: ZHAO HAIBIN
IPC: A47J31/40
Filed: 2020-09-10
Abstract: A miniature machine integrating treatment and brewing of fresh tea, comprising a porous casing and a power supply plug provided on the porous casing. A display module and a tea type selection module are provided on the porous casing; a fresh tea treatment mechanism, an electric control system, a brewing mechanism, and a fermentation mechanism are provided in the porous casing; the fresh tea treatment mechanism comprises a drying structure and a fixation structure; a grinding structure for grinding tea is provided on one side of the drying structure; the brewing mechanism comprises a tea crushing structure, a hot water outlet structure, and a mixing structure; the tea crushing structure and the hot water outlet structure are provided on two opposite sides of the mixing structure, and the heights of the tea crushing structure and the hot water outlet structure in a vertical plane are both higher than the height of the mixing structure in the vertical plane.
Patent WO-2021147347-A1 (WO)
Inventor: YU XINGHUA
IPC: H04L29/08
Filed: 2020-09-15
Abstract: La présente invention concerne un système de réseau d'acquisition pour des mégadonnées industrielles et un son procédé d'application. Un système d'acquisition de données effectue une acquisition de données en temps réel, et un serveur industriel pré-traite les donnes, de sorte que les données traitées sont chargées directement et appliquées par une entreprise, ce qui garantit que les mégadonnées industrielles peuvent être transmises de manière sécurisée et en temps réel, d'où une réduction efficace des pressions relatives à l'interface d'acquisition de données et à la transmission réseau.
Patent WO-2021232632-A1 (WO)
Title: Co-regulatory sequence based on tetracycline and cumate
Inventor: XUE BOFU
IPC: C12N15/85
Filed: 2020-09-16
Abstract: An nucleic acid sequence used to regulate transcription of a target nucleic acid segment, the nucleic acid sequence containing at least two copies of a Tet0-operon sequence able to bind to a transactivator rtTA controlled by tetracycline or a derivative thereof, one copy of a minimum promoter sequence containing a TATA box sequence, and at least one copy of a CuO-operon sequence able to bind to a transcription repressor CymR controlled by cumate. Further disclosed are a vector and a host cell containing the described nucleic acid sequence, and a method for inducing expression of a target nucleic acid segment in a host cell.
Patent WO-2022000809-A1 (WO)
Inventor: WU KE
IPC: H03H9/02
Filed: 2020-09-18
Abstract: Provided in the present disclosure is a resonator structure, comprising a substrate, a bottom electrode formed on the substrate, a piezoelectric layer formed on the bottom electrode and a top electrode formed on the piezoelectric layer. The overlapping area of the top electrode, the piezoelectric layer and the bottom electrode is a resonating area. The resonator also comprises space formed in the resonating area. The surface of the bottom electrode away from the substrate is a first surface, and the surface of the top electrode facing the piezoelectric layer is a second surface. The space extends from the first surface towards a direction away from the piezoelectric layer and/or extends from the second surface towards a direction away from the piezoelectric layer. Alternatively, the piezoelectric layer comprises a bottom surface facing the bottom electrode and a top surface arranged opposite to the bottom surface and facing the top surface of the top electrode, and the space extends from the bottom surface towards the top surface or extends from the top surface towards the bottom surface. Also provided in the present disclosure is a method for making the resonator. Compared to the related art, the resonator structure in the present disclosure can reduce the energy loss of a device, increase the Q value, and reduce insertion loss.
Patent WO-2022061584-A1 (WO)
Inventor: FEI YONGHAO
IPC: G02B27/01
Filed: 2020-09-23
Abstract: Provided in the present application are an image display method and an image display apparatus, which facilitate the improvement of the uniformity of images displayed by means of a diffractive optical waveguide, thereby improving the user experience. The method is applied to an apparatus comprising an optical engine and a diffractive optical waveguide, and comprises: acquiring uniformity data of a first image obtained by means of a diffractive optical waveguide; according to the uniformity data, determining data to be compensated for of an optical engine; on the basis of the data to be compensated for, adjusting the brightness distribution of a light source in the optical engine; and displaying a second image by means of the adjusted optical engine and the diffractive optical waveguide.
Patent WO-2022061814-A1 (WO)
Title: System and method for reactive differentiable rendering
Inventor: YUSUKE TAKIMOTO
IPC: G06T15/00
Filed: 2020-09-27
Abstract: A rendering system, includes: a processor; and a memory storing a computer program, when executed by the processor, that causes the processor to: create expression graphs based on rendering pipelines of arbitrary inverse graphics application; setup optimizing target nodes and finding paths from the optimizing target nodes to evaluating nodes; perform all forward calculations based on the expression graphs; cache values of the nodes to be cached; evaluate errors between current output values of evaluating output nodes and their desired output values specified by the inverse graphics application; perform backward calculation of gradient using the cached values, from the evaluated output nodes to the optimizing target nodes; update the values of the optimizing target nodes using the gradient; perform minimum required forward calculation reactively using the cached values; and determine whether the errors converge. The system achieves high development productivity, less computational time using reasonable peak memory usage and high application interactivity.
Patent WO-2021196543-A1 (WO)
Title: 涡旋压缩机
Inventor: HUANG YOULING
IPC: F04C18/02
Filed: 2020-09-28
Abstract: 一种涡旋压缩机（1），包括：压缩机构（CM），压缩机构（CM）包括定涡旋（22）和动涡旋（24），动涡旋（24）包括驱动联接部；驱动轴（16），驱动轴（16）包括轴端面（62）和从轴端面（62）延伸的驱动部；以及偏心衬套（11），偏心衬套（11）设置在驱动联接部与驱动部之间，偏心衬套（11）包括面向轴端面（62）的衬套端面（21），衬套端面（21）包括第一形状配合部，轴端面（62）包括第二形状配合部，第一形状配合部与第二形状配合部相互配合以限定偏心衬套（11）相对于驱动轴（16）偏转的偏转角度范围。上述涡旋压缩机（1）能够确保偏心衬套（11）的正确安装并且能够将偏心衬套（11）相对于驱动轴（16）的偏转角度限定在一个合适的范围内。
Patent WO-2021058024-A1 (WO)
Inventor: WU LINGYUN
IPC: A61K31/13
Filed: 2020-09-29
Abstract: Provided are a class of heterospirocyclic compound which act as a lysine-specific demethylase 1 (LSD1) inhibitor, and a use thereof in the preparation of a drug for treating diseases associated with LSD1. The heterospirocyclic compounds are compounds as shown in formula (I), and an isomer and pharmaceutically acceptable salt thereof.