baber/WOPTO huggingface dataset:
Patent WO-2021223153-A1 (WO)
Inventor: HU DAN
IPC: H04L5/00
Filed: 2020-05-07
Abstract: 一种支持多播业务的自动重传请求确认反馈信息的传输方法和装置，该方法包括：在至少一个第一时间单元内接收N个第一下行控制信息DCI和M个第二DCI，所述第一DCI为第一类型的DCI，所述第二DCI为第二类型的DCI，每个所述第一DCI包括第一下行分配索引DAI，所述第一DAI包括第一下行分配索引计数器C-DAI，所述第一C-DAI指示调度下行数据信道传输的所述第一类型的DCI的累计数量；每个所述第二DCI包括第二下行分配索引DAI，所述第二DAI包括第二下行分配索引计数器C-DAI，所述第二C-DAI指示调度下行数据信道传输的所述第二类型的DCI的累计数量；在至少一个第二时间单元内接收N个第一下行数据信道和M个第二下行数据信道，生成自动重传请求确认HARQ-ACK反馈信息的码本，在第三时间单元内发送所述码本。
Patent WO-2020248789-A1 (WO)
Title: Method and system for facial landmark detection using facial component-specific local refinement
Inventor: XU RUNSHENG
IPC: G06K9/62
Filed: 2020-05-21
Abstract: A method includes: receiving a facial image (204); obtaining a facial shape (206) using the facial image (204); defining, using the facial image (204) and the facial shape (206), a plurality of facial component-specific local regions, wherein each of the facial component-specific local regions includes a corresponding separately considered facial component of a plurality of separately considered facial components from the facial image (204), and the corresponding separately considered facial component of the separately considered facial components corresponds to a corresponding first facial landmark set (208) of a plurality of first facial landmark sets in the facial shape (206); for each of the facial component-specific local regions, performing a cascaded regression method using each of the facial component-specific local regions and a corresponding facial landmark set (208) of the first facial landmark sets to obtain a corresponding facial landmark set (210) of a plurality of second facial landmark sets.
Patent WO-2021208184-A1 (WO)
Title: Method and system for calling-in and recovery of node traffic and central server
Inventor: GUO LINBIN
IPC: H04L12/24
Filed: 2020-05-22
Abstract: Disclosed are a method and a system for the calling-in and recovery of node traffic and a central server. The calling-in method comprises: if a node in a current cluster fails, acquiring cluster information of each redundant cluster; determining a cluster weight value of each redundant cluster on the basis of the cluster information; and according to the cluster weight value, determining from each redundant cluster a target cluster to be called in, and calling traffic of the faulty node in the current cluster into the target cluster. In the technical solution provided in the present application, traffic of a faulty node can be reasonably called out, and when the faulty node returns to normal, node failure again can be avoided.
Patent WO-2020253514-A1 (WO)
Inventor: WANG GUIBIN
IPC: H01J37/32
Filed: 2020-06-01
Abstract: A lower electrode device and a plasma system. The lower electrode device is used in a plasma system (1), and comprises: a lower electrode (11), and annular electrodes (21A, 21 B and 21 C) arranged around the lower electrode (11), and a radio-frequency source (12) coupled to the lower electrode (11), the lower electrode device further comprises an electric field regulating circuit (14), one end of the electric field regulating circuit (14) being coupled to the annular electrodes (21A, 21B and 21C), the other end of the electric field regulating circuit (14) being coupled to a grounding end (15), the electric field regulating circuit (14) being used to regulate an electric field distribution close to the edge of a workpiece which is to be machined and placed on the lower electrode (11), thereby regulating the bending of a plasma sheath at the edge of said workpiece, finally effectively solving the problem of the deviation of a process result of the edge of said workpiece.
Patent WO-2021063024-A1 (WO)
Title: Snare for tissue resection
Inventor: WEI JIANYU
IPC: A61B17/32
Filed: 2020-06-10
Abstract: A snare for tissue resection, comprising a hollow outer tube (6) having a proximal and a distal end, a pulling member (4) located in the outer tube (6) and capable of reciprocating in a longitudinal axis direction, and a loop (1) provided at the distal end of the pulling member (4); the loop (1) has a single-strand flat wire structure, the ratio of the thickness P to the height Q of the cross section of the flat wire structure is 1:4 - 1:1.5, the loop (1) is axially symmetrical in the longitudinal axis direction, and reinforcement bending portions (5) are provided on two axial sides of the loop (1) and axially opposite to each other. The present invention can effectively enclose a sessile or semi-pedunculated polyp completely in the loop (1) and basically achieve the technical effect of not deforming while changing the diameter, greatly improving the effect of capturing a relatively flat polyp by the loop (1).
Patent WO-2021057102-A1 (WO)
Inventor: ZHANG DAN
IPC: G05B19/042
Filed: 2020-06-12
Abstract: A biomonitoring patch, which comprises a patch body including an upper shell (1) and and a lower shell (2) buckled with the upper shell (1), a gap for placing a switch (3) is provided at the junction of the upper shell (1) and the lower shell (2), the bottom of the lower shell (2) is provided with at least three interfaces (4) for signal input and power input, and an accommodating space formed by the upper shell (1) and the lower shell (2) is provided with a sensor, a charging path and a signal measurement path switching module, a charging module, a power supply module, a storage module, a reset module, a crystal oscillator module and a controller (U1); the switch (3), the sensor, the charging path and the signal measurement path switching module, the charging module, the power supply module, the storage module, the reset module and the crystal oscillator module are all electrically connected with the controller (U1); and the patch is reasonable in design, high in integration level and high in automation degree.
Patent WO-2022000244-A1 (WO)
Inventor: XU ZE
IPC: H04N5/355
Filed: 2020-06-30
Abstract: The embodiments of the present application provide an imaging unit, an imaging system and a mobile platform. The imaging unit comprises a photosensitive element, a gain adjustment circuit, and an output circuit. The photosensitive element is used for receiving photons to generate and store electric charges generated by the photons; the gain adjustment circuit is used for generating an imaging signal according to the electric charges; and the output circuit is used for outputting the imaging signal. The gain adjustment circuit is capable of adjusting the gain of the imaging signal in response to an adjustment signal sent by a microcontroller. By means of the adjustment of the gain adjustment circuit, the output circuit can output imaging signals suitable for different imaging environments, guaranteeing the imaging quality of the imaging unit in different imaging environments.
Patent WO-2022000504-A1 (WO)
Inventor: SHI YANG
IPC: H04R9/02
Filed: 2020-07-03
Abstract: The present utility model provides a loudspeaker box, comprising a housing having an accommodating space, a loudspeaker unit accommodated in the accommodating space, and a flexible circuit board electrically connected to the loudspeaker unit, the housing comprising a support forming the accommodating space. The loudspeaker box is characterized in that: the loudspeaker box further comprises at least one soldering lug embedded on the housing by means of a metal insert injection molding process; the soldering lug comprises a soldering portion passing through the support; and the soldering portion comprises a first connecting surface exposed in the accommodating space and connected to the flexible circuit board, and a second connecting surface exposed out of the accommodating space. A connecting point of the flexible circuit board of the loudspeaker box of the present utility model does not need to be led out by means of a through hole, thus reducing the assembly difficulty, and improving the assembly efficiency.
Patent WO-2021077811-A1 (WO)
Title: Distributed denial of service (ddos) attack protection method, apparatus and system
Inventor: WANG WEI
IPC: H04L29/06
Filed: 2020-07-15
Abstract: Embodiments of the preset application provide a Distributed Denial of Service (DDOS) attack protection method, apparatus and system. The DDOS attack protection method comprises: in the case that an error occurs when a terminal accesses a service server of a target domain name, instead of sending a resolution request comprising the target domain name to a main DNS server, the terminal sends the resolution request comprising the target domain name to a backup DNS server, wherein the backup DNS server is configured to set a resolution address of the target domain name as an IP address of a high-defense server in the case that the service server is under a DDOS attack. By configuring the backup DNS server, a domain name can be quickly set as the IP address of the high-defense server, and the technical problem in the prior art that service interruption time duration is long when the high-defense server is switched is solved.
Patent WO-2022021320-A1 (WO)
Inventor: CAO YIQING
IPC: H04W64/00
Filed: 2020-07-31
Abstract: A first UE includes: a transceiver; a memory; and a processor, communicatively coupled to the transceiver and the memory, configured to: at least one of: initiate a first UE-to-UE positioning function in response to receiving a first UE-to-UE positioning trigger from a second UE via the transceiver; or send a second UE-to-UE positioning trigger for the second UE via the transceiver to cause the second UE to initiate a second UE-to-UE positioning function; or communicate with the second UE via the transceiver to determine a characteristic of a UE-to-UE location reference signal to be exchanged between the first UE and the second UE; and exchange the UE-to-UE location reference signal with the second UE via the transceiver.
Patent WO-2021031952-A1 (WO)
Title: Oxygen-substituted six-membered ring pyrimidine compound, preparation method and medical use thereof
Inventor: ZHOU FUSHENG
IPC: C07D401/04
Filed: 2020-08-12
Abstract: Provided is an oxygen-substituted six-membered ring pyrimidine compound with selective inhibitory effect on KRAS gene mutation and a pharmaceutically acceptable salt, a stereoisomer, a solvate, or a prodrug thereof, as represented by formula (I). The definition of each group or symbol in the formula is detailed in the specification. Moreover, a pharmaceutical composition containing the compound and an application thereof in the preparation of cancer drugs are also provided.
Patent WO-2021032057-A1 (WO)
Title: Agricultural fungicide, use thereof and preparation method therefor
Inventor: XU DANQIAN
IPC: A01P21/00
Filed: 2020-08-17
Abstract: The invention relates to an agricultural fungicide, the use thereof and a preparation method therefor. The agricultural fungicide has the chemical structure as shown in formula I or formula II. The agricultural fungicide is used for preventing and treating plant bacterial diseases or plant fungal diseases.
Patent WO-2022032698-A1 (WO)
Inventor: ZHANG JIANLIN
IPC: B32B15/085
Filed: 2020-08-18
Abstract: 发明通过改性PP后，增加改性PP，使得水和氧气的渗透率下降，渗透率下降为原先的10％～15％，性能大幅度提升，没有改性过的PP的间隙为直道，可以很快走过去；现在通过改性PP的间隙为弯道，水和氧气通过弯道的时间比原先走直道所花的时间延长10～100倍，一种具有高阻水性能的铝塑复合膜及其制备方法，其特征在于：其铝塑复合膜的内层包括依次堆叠的粘接剂MPP层、PP层和热封PP层，在MPP层或者PP层或者热封PP层其中的至少一层加入阻水纳米材料对其进行改性。
Patent WO-2021203630-A1 (WO)
Inventor: XIANG BEIBEI
IPC: A47B31/02
Filed: 2020-09-23
Abstract: 本发明属于家具领域，具体涉及一种装饰性桌面火炉，包括底座，底座上依次设置炉头、罩于炉头外的防风罩、罩于防风罩外的隔热板和罩于隔热板外的玻璃罩。本发明设计合理、外形美观，而且设置了防风罩、隔热板，能够起到良好的隔热作用，从而达到让人在使用时不易被玻璃罩烫伤的目的。
Patent WO-2021258574-A1 (WO)
Title: 一种基于摩擦生电技术的血管痉挛监测装置
Inventor: JIAO PENGCHENG
IPC: A61B5/02
Filed: 2020-09-29
Abstract: 一种基于摩擦生电技术的血管痉挛监测装置，包括血管支架（1），血管支架（1）上布设若干孔状结构（2），孔状结构（2）上插配摩擦生电膜套（4），摩擦生电膜套（4）包括内电极（41）、内摩擦生电材料层、外摩擦生电材料层及外电极（44），内摩擦生电材料层和外摩擦生电材料层能够通过摩擦生电，内电极（41）和外电极（44）电连接生物电信号处理贴片（7）。装置适用于对血管进行监测，当血管壁平滑肌强烈收缩，管腔变狭窄，血管支架（1）结构发生收缩，摩擦生电膜套（4）发生机械形变产生摩擦，实现摩擦生电。电信号通过生物电信号处理贴片（7）传递到外界信号采集终端（8），通过外界信号采集终端（8）对电信号进行采集、分析，由此来监测血管痉挛并做到及时预警，对人体健康大有裨益。
Patent WO-2021232671-A1 (WO)
Inventor: LIN FENG
IPC: H04L9/32
Filed: 2020-10-23
Abstract: 本发明公开了一种基于物理令牌的物联网设备的集中式认证系统，该系统将物联网设备在端上的认证，转移到物联网关上进行集中式认证，用户可通过U2F令牌在物联网关上进行应答，完成物联网设备的认证。该系统通过将认证的核心从众多分散的单个物联网终端转移到可信物联网关节点上，在增强物联网环境安全性的同时，克服物联网设备众多、终端资源有限、认证开销大、操作繁琐等诸多缺陷，增强物联网环境认证的安全性并提高设备认证和管理的效率。
Patent WO-2022087833-A1 (WO)
Title: 光源、拍摄模组及终端设备
Inventor: DU CANHONG
IPC: G02B7/09
Filed: 2020-10-27
Abstract: 本申请实施例公开了一种光源、拍摄模组及终端设备，能够根据采集到的目标物体的图像计算出目标物体至光源的实际距离，基于计算出的实际距离就能够得到光源所需要调节的距离大小，使得光源在调节之后，其照明区域面积基本不变，照明亮度也基本不变，在远距离照明时照明效果不会和近距离照明时有明显衰减，从而实现更长距离的照明。
Patent WO-2022077659-A1 (WO)
Inventor: LI PING
IPC: B24B5/06
Filed: 2020-11-06
Abstract: A polishing device for machining an inner wall of a stainless steel pipe. The polishing device comprises a bottom plate base (19) and racks (2), wherein the two racks (2) are mounted on the bottom plate base (19); a screw driving assembly is mounted on an upper portion between the two racks (2); a mounting frame (21) is fixedly mounted on a lower side of the screw driving assembly; a transverse rotating pipe (20) is rotationally mounted on a lower portion of the mounting frame (21); a telescopic rod (10) is arranged on an inner side of the transverse rotating pipe (20) in a matched and sliding manner; a mounting head (11) is mounted at a right-hand end of the telescopic rod (10); a plurality of groups of arc-shaped polishing assemblies (9) are circumferentially distributed between the mounting head (11) and a right-hand end of the transverse rotating pipe (20); and a left-hand end of the telescopic rod (10) is connected to an adjusting telescopic cylinder (24) by means of a rotary body (32). The device can adapt to the polishing and machining of inner walls of the stainless steel pipes of different sizes, is convenient to use and adjust, and can conduct dynamic regulation and control while polishing, such that the machining efficiency and effect are improved.
Patent WO-2022032898-A1 (WO)
Inventor: YIN JUN
IPC: E04G21/04
Filed: 2020-11-09
Abstract: A pumping control method and apparatus, a material distribution method and apparatus, and a material distribution device. The pumping control method comprises: calculating an initial pumping speed; controlling a material distribution device to perform pumping at the initial pumping speed; and during the pumping by the material distribution device, dynamically adjusting the pumping speed of the material distribution device in real time according to a real-time material distribution volume of a material that has been pumped, and a real-time material distribution time, until the real-time material distribution volume is an expected material distribution volume. In this way, the accuracy of a final material distribution volume is improved. The material distribution method comprises: controlling a material distribution device to perform material distribution at a position to be subjected to material distribution in a preset material distribution region; and after the material distribution at said position is completed, determining the next position to be subjected to material distribution in the preset material distribution region, and performing material distribution at said next position, until material distribution at each position to be subjected to material distribution in the preset material distribution region is completed. In this way, automated material distribution is realized.
Patent WO-2022109866-A1 (WO)
Title: Apparatus and method for biological analyte studying using x-ray fluorescence
Inventor: CAO PEIYAN
IPC: G01N33/58
Filed: 2020-11-25
Abstract: An apparatus comprises: an X-ray source (101); an X-ray detector (100); the X-ray source (101) is configured to direct an X-ray beam (102) toward a surface (104) at a glancing angle (108) at which the X-ray beam (102) undergoes total external reflection by the surface (104); a first biological analyte (910) is immobilized to the surface (104) and a first element (911) is attached to the first biological analyte (910); the X-ray beam (102) is capable of causing emission of characteristic X-rays (109) of the first element (911); the X-ray detector (100) is configured to receive the characteristic X-rays (109) of the first element (911) but not the X-ray beam (102) reflected by the surface (104).
Patent WO-2022110084-A1 (WO)
Inventor: YIN YAYUN
IPC: G06T11/40
Filed: 2020-11-28
Abstract: 本申请实施例提供了一种像素处理方法，包括：在当前绘制调用命令(draw-call)的光栅化之后，根据所述当前draw-call的深度测试模式，设置与所述当前draw-call关联的像素区域的标记的值，指示对于所述关联的像素区域是否禁用所述当前draw-call之后的后续draw-call的像素着色和深度测试；执行所述当前draw-call的像素着色和深度测试；以及在所述当前draw-call的像素着色和深度测试完成之后，将所述关联的像素区域的标记的值清零。基于上述方法，在特定深度测试模式的当前draw-call对后续draw-call的深度测试造成影响的情况下，通过针对特定像素区域设置标记，将像素着色和深度测试的禁用约束在受影响的像素区域，而对于未被禁用的其余像素区域，后续draw-call可以继续执行像素着色和深度测试，从而提升draw-call命令执行的连贯性，尽可能减少对GPU并行运算能力的影响。
Patent WO-2021078306-A1 (WO)
Title: Mid-depth underground petrothermal heat supply system, and heat supplying method
Inventor: SHAO JIXIN
IPC: F25B30/06
Filed: 2020-12-02
Abstract: A mid-depth underground petrothermal heat supply system, comprising: at least one underground mid-depth rock and soil heat exchange system (1), an aboveground auxiliary thermal system (2), a heat supply terminus thermal circulation system (3), and a control system (4). When the temperature of a heat exchange medium that performs heat exchange in the underground mid-depth rock and soil heat exchange system (1) reaches a preset temperature, the heat exchange medium is transmitted to the heat supply terminus thermal circulation system (3) by means of a direct supply apparatus of the aboveground auxiliary thermal system (2). When the heat exchange medium does not reach the preset temperature, the heat exchange medium is heated by means of a heat exchange heat pump apparatus (21) of the aboveground auxiliary thermal system (2), and transmitted to the heat supply terminus thermal circulation system (3). The present invention solves the problem in existing water source heat pumps of environmental water pollution and insufficient heat source stability, and effectively prevents pollution of water resources and is able to provide a continuously stable heat source.
Patent WO-2022116060-A1 (WO)
Title: 一种架体和穿刺支架
Inventor: WANG QIN
IPC: A61B17/34
Filed: 2020-12-02
Abstract: 一种架体和穿刺支架，该架体包括至少两个拱形架（1），拱形架（1）的端部依次首尾连接，从而形成环形的架体；至少一组拱形架（1）的端部之间通过卡接结构（2）连接；卡接结构（2）包括第一卡接部和第二卡接部，第一卡接部和第二卡接部设置在相邻的两个拱形架（1）的端部，第一卡接部和第二卡接部可拆卸连接。拱形架（1）的端部可通过卡接结构（2）实现可拆卸连接，在与超声探头连接时，拱形架可套设在超声探头的外壁上，拼装成闭合的环形结构，然后进行紧固操作时，无需手动维持架体闭合，进而降低安装的难度。
Patent WO-2021147539-A1 (WO)
Inventor: HOU TIANYI
IPC: H04W52/02
Filed: 2020-12-08
Abstract: 一种基于无线局域网连接的终端省电方法及终端，其中方法包括：在建立无线局域网连接后，当终端在当前所在的移动通信网络环境下满足触发高功耗行为的条件时，终端确定无线局域网连接的状态，终端在无线局域网连接处于正常连接状态时，限制或不发起高功耗行为，其中，所述高功耗行为包括以下一项或多项：无服务搜网过程、测量行为、小区重选过程、重定向过程、在收到第一位置区所在网络的拒绝响应后向第二位置区发起注册过程。该方法有助于降低终端在与无线局域网和移动通信网同时建立通信连接时，与移动通信网络交互而产生的功耗，达到省电的效果。
Patent WO-2022041564-A1 (WO)
Title: 涡旋压缩机
Inventor: HUANG BAIYING
IPC: F04C18/02
Filed: 2020-12-09
Abstract: 一种涡旋压缩机（100），包括：机壳（110）；隔离板（120），设于机壳内部，将机壳内部分为吸入空间（210）和排放空间（220），隔离板上设有第一通孔（122），以连通吸入空间与排放空间；机架（130），设于机壳内部位于吸入空间，机架和隔离板间隔设置；动涡旋盘（142），可活动地设于机架；静涡旋盘（144），设于机架，与动涡旋盘相配合，静涡旋盘设置有第二通孔（1442），第二通孔与排放空间相连通；泄压低回结构（150），设于静涡旋盘，泄压低回结构被配置为能够连通第二通孔和排放空间。涡旋压缩机停机时让动涡旋盘低速回转，平衡中间压力室（260）和排放空间之间的压差，避免动涡旋盘高速回转而产生磨损和异音，并且，再启动时可以将冷媒顺利的排入排放空间，提升涡旋压缩机的启动性能。
Patent WO-2021115364-A1 (WO)
Inventor: CHEN XIULIAN
IPC: A01D34/86
Filed: 2020-12-10
Abstract: Dispositif mobile (100) se déplaçant sur une surface d'une zone de travail, comprenant un corps de machine (10) et un pneu (20) relié au corps de machine (10) destiné à entraîner le déplacement du dispositif mobile (100), le pneu (20) comprenant un élément moyeu (21) qui est disposé au milieu du pneu (20) et tourne autour d'un arbre de roue (217), un élément carcasse (22) relié amovible à l'élément moyeu (21), et un élément de fixation (23) utilisé pour fixer l'élément carcasse (22) et l'élément moyeu (21), l'élément de fixation (23) étant disposé sur le côté extérieur du pneu (20). Grâce à la disposition de l'élément de fixation sur le côté extérieur du pneu, lorsque l'élément carcasse et l'élément moyeu doivent être détachés, il n'est pas nécessaire de détacher l'ensemble du pneu du dispositif mobile, et il est possible de détacher l'élément carcasse et l'élément moyeu simplement en détachant tout d'abord l'élément de fixation, ce qui s'avère pratique et rapide.
Patent WO-2021115377-A1 (WO)
Inventor: LI HENGJUN
IPC: H01L21/768
Filed: 2020-12-10
Abstract: Provided are a packaging method, a packaging structure and a packaging module. The packaging method comprises: providing a substrate (101); mounting a component and an interconnecting structure on the substrate, the opposite sides of the interconnecting structure respectively being provided with pads (102); packaging the substrate mounted with the component and the interconnecting structure so as to form a package body, and exposing the pads located on opposite sides of the interconnecting structure from two mounting surfaces of the package body far from each other so as to enable interconnection with a stack body and a printed circuit board, respectively (103).
Patent WO-2021253754-A1 (WO)
Title: End cover structure and water chiller
Inventor: WANG LI
IPC: F28F9/26
Filed: 2020-12-11
Abstract: An end cover structure and a water chiller. The end cover structure comprises: an end cover body (12); a water inlet pipe (14), provided on the end cover body (12); a water outlet pipe (16), provided on the end cover body (12), the water outlet pipe (16) and the water inlet pipe (14) being provided independent of each other; a bypass pipeline (18) in which two cavities are formed, one of the two cavities being communicated with the water inlet pipe (14), and the other being communicated with the water outlet pipe (16); and an adjusting member (20), movably provided in the bypass pipeline (18). The adjusting member (20) is movable to adjust the communication between the two cavities, and the bypass and cleaning functions can be realized according to a conduction state of the bypass pipeline (18).
Patent WO-2022062206-A1 (WO)
Inventor: HUANG DINGHUI
IPC: G06Q10/06
Filed: 2020-12-11
Abstract: A system for designing a train operation organization plan for rail transit, the system comprising: a database (110) used to store route data, passenger flow data and model data required to design a train operation organization plan; a plan generation module (120) used to design the train operation organization plan on the basis of the route data, the passenger flow data and the model data and according to preset train operation organization plan design rules, and to acquire evaluation indexes of the train operation organization plan; and an operation module (130) enabling a user to operate the system so as to select the route data, the passenger flow data, the model data, and the preset train operation organization plan design rules, and used to store and/or display the train operation organization plan and the evaluation indexes. The system for designing a train operation organization plan achieves automatic design of train operation organization plans, thereby significantly improving design efficiency.
Patent WO-2022104957-A1 (WO)
Inventor: KONG FANSHENG
IPC: H01L29/739
Filed: 2020-12-11
Abstract: The present invention provides a tunnel field-effect transistor and a manufacturing method therefor. The tunnel field-effect transistor comprises: a source and a drain which are perpendicularly provided on the surface of a substrate, and a conductive channel region between the source and the drain. A gate oxide layer and a gate are provided around the periphery of the conductive channel region from inside to outside, and the conductive channel region is made of a narrow-band superlattice material.
Patent WO-2021121293-A1 (WO)
Title: 导丝、焊接装置及焊接方法
Inventor: WANG JIE
IPC: B23K26/20
Filed: 2020-12-16
Abstract: 一种导丝(10)，包括芯丝(11)和第一弹簧(12)，第一弹簧套设于芯丝的外部，第一弹簧的近端与芯丝通过焊接形成的焊缝(13)连接，且焊缝的轨迹与第一弹簧的至少一部分螺旋线轨迹重叠。该导丝通过以焊接的方式产生的螺旋形焊缝连接芯丝和第一弹簧，且保证焊缝的轨迹与第一弹簧的至少一部分螺旋线轨迹重叠，能够增大芯丝与第一弹簧之间的焊接长度，使焊缝明显加长，从而能够有效提高芯丝和第一弹簧的焊接强度，有效改善芯丝和第一弹簧间焊缝的圆滑度，减少或避免了焊缝中凸起的存在，提高了导丝在使用过程中的可靠性，降低了导丝在介入手术中的使用风险。还涉及一种导丝的焊接装置及其焊接方法。