baber/WOPTO huggingface dataset:
Patent WO-2022077203-A1 (WO)
Inventor: AN RAN
IPC: B25J15/08
Filed: 2020-10-13
Abstract: A gripper includes a lead screw, a first gripping jaw and a second gripping jaw. The lead screw includes a spiral portion having at least one first spiral track and at least one second spiral track with opposite helical directions. A portion of a coverage of the first spiral track overlaps a portion of a coverage of the second spiral track along a length of the spiral portion. The first gripping jaw has a first pin extending into the first spiral track, and the second gripping jaw has a second pin extending into the second spiral track. When the spiral portion rotates, the first spiral track drives the first pin to allow a first linear movement of the first gripping jaw, and the second spiral track drives the second pin to allow a second linear movement of the second gripping jaw opposite to the first linear movement.
Patent WO-2022082588-A1 (WO)
Inventor: QI TAO
IPC: H04W4/06
Filed: 2020-10-22
Abstract: This disclosure relates generally to Multicast/Broadcast Service (MBS) configuration dissemination for improving network efficiency. Performed by a User Equipment (UE) in a wireless network, the method including: receiving a first message comprising a first MBS configuration associated with the MBS from a first network element of the wireless network; and receiving an MBS configuration update notification from the first network element.
Patent WO-2022087770-A1 (WO)
Inventor: ZHANG XIAOPENG
IPC: G06F30/23
Filed: 2020-10-26
Abstract: 一种基于非梯度拓扑优化的声学超材料设计方法，主要包括声学超材料单胞拓扑的少量参数描述、基于非梯度优化算法的声学超材料拓扑优化模型两部分。基于材料级数场展开策略，提出声学超材料单胞拓扑的少量参数描述方法，并建立基于非梯度优化算法的声学超材料拓扑优化模型，可适用于声学超材料的全带隙和方向性带隙的优化设计问题。该方法通过少量独立设计变量，实现复杂声学超材料单胞结构的拓扑表征与材料性能的映射，降低声学超材料单胞拓扑优化计算量，可有效克服声学超材料设计中的局部最优解困难，适用于全带隙、方向性带隙等多种功能声学超材料优化设计问题；且不需要带隙特性的灵敏度信息，可实现任意阶带隙的声学超材料优化设计。
Patent WO-2022087868-A1 (WO)
Inventor: LIU YANG
IPC: H04W72/04
Filed: 2020-10-28
Abstract: Embodiments of the present disclosure relate to an information transmission method and apparatus, a communication device and a storage medium. A base station sends a synchronization signal block (SSB) carrying an extended sub-carrier space (SCS) indication information, wherein the extended SCS indication information is used for indicating an SCS of a transmission resource associated with remaining minimum system information (RMSI), and the extended SCS indication information at least occupies at least one bit of a Kssb field in the SSB.
Patent WO-2022062052-A1 (WO)
Inventor: ZHOU HUALIANG
IPC: H04W28/02
Filed: 2020-10-29
Abstract: 本发明公开了一种基于5G的低调度时延与高速接入方法、模组、终端及电力二次设备，所述方法包括接收由实时业务物理通道转发的实时业务报文；对实时业务报文进行TCP/IP协议封装处理，获得实时业务TCP/IP报文；在预定中断、固定时延时刻将实时业务TCP/IP报文发送给5G通信收发模块，使得5G通信收发模块将实时业务TCP/IP报文发送到5G无线网络中。本发明实现了无需在电力二次设备中的实时业务处理器不需要部署TCP/IP协议栈，且能够降低实时业务报文在5G传输全环节的总时延，实现差动保护电气量的快速同步，提升继电保护的速动性。
Patent WO-2021218111-A1 (WO)
Title: 确定搜索字符的方法及显示设备
Inventor: QIN PENGPENG
IPC: G06F16/9532
Filed: 2020-11-11
Abstract: 本申请公开了一种确定搜索字符的方法及显示设备，所述显示设备包括：显示器，所述显示器被配置为显示用户界面；与所述显示屏通信的控制器，所述控制器用于：响应于接收到搜索指令，显示搜索页面；在参考响应时长内，响应于在显示所述搜索页面时接收到第一指令，不执行对应所述第一指令的操作；在参考响应时长内，响应于在显示所述搜索页面时接收到第二指令，直接执行对应所述第二指令的操作，其中，第二指令和第一指令不同。
Patent WO-2021174917-A1 (WO)
Inventor: ZHANG DENGFENG
IPC: H04W4/02
Filed: 2020-11-25
Abstract: Provided are an artificial intelligence-based POI positioning method and device, a computer device, and a medium. The positioning method comprises: obtaining the service set identifiers and latitude and longitude data of multiple WIFIs to be classified of a user (S11); calculating, according to the latitude and longitude data, the attribute matrices of the multiple WIFIs to be classified (S12); generating, according to the attribute matrices, multiple attribute topological graphs, each attribute topological graph comprising several WIFIs to be classified (S13); inputting the service set identifiers of the several WIFIs to be classified in each attribute topological graph into a private-public binary classification model for classification, and determining, according to the classification result, the attribute label of each WIFI to be classified in each attribute topological graph (S14); obtaining multiple target WIFIs to be classified of which the attribute labels are public, and positioning a POI according to the service set identifier and latitude and longitude data of each target WIFI to be classified (S15). The positioning method applies artificial intelligence technology to POI positioning and can precisely position the POIs of a public WIFI.
Patent WO-2021129309-A1 (WO)
Inventor: Cheng Wanglong
IPC: G05D1/02
Filed: 2020-11-27
Abstract: 一种车辆轨迹规划的方法、装置、智能驾驶域控制器（104）和智能车，用以实现智能车准确进行轨迹规划。方法包括：第一车辆的智能驾驶域控制器（104）获取第一车辆的第一轨迹，并基于第一通信技术获取至少一辆第二车辆的第二轨迹；然后，根据第一轨迹和至少一辆第二车辆的第二轨迹确定第一车辆的轨迹规划。以此实现车辆利用不同规则预测车辆轨迹，进而更准确的规划自车的行驶轨迹的目的，提高智能车行驶的安全性。
Patent WO-2021159821-A1 (WO)
Title: Method and device for indicating terminal capabilities, terminal, and base station
Inventor: CHEN RUNHUA
IPC: H04W8/24
Filed: 2020-12-02
Abstract: Provided in the embodiments of the present application are a method and device for indicating terminal capabilities, a terminal, and a base station. The method is applicable in a terminal having an antenna array (panel) and comprises: determining a first time used for activating a panel; submitting the first time to a base station so as to allow the base station to determine terminal capabilities on the basis of the first time and to configure a time interval between a first signal and a second signal within the range of the terminal capabilities, where the first signal is used for expressing a signal of the base station indicating the terminal to transmit or receive the second signal, and the second signal is used for expressing a signal that the terminal needs to transmit to the base station or a signal that the terminal needs to receive from the base station on the basis of the indication of the first signal. Therefore, the embodiments of the present application take into consideration the first time used for activating the panel so that the time interval between the first signal and the second signal assigned by the base station better ensures the effective utilization of the terminal capabilities.
Patent WO-2021135967-A1 (WO)
Inventor: LIU XIAN
IPC: G03B21/14
Filed: 2020-12-17
Abstract: A projection device (300). The projection device (300) comprises a housing (200) and a dustproof net assembly (100), wherein the housing (200) comprises a housing plate (210); and the dustproof net assembly (100) is fixedly provided on the housing (200). The dustproof net assembly (100) comprises: a first frame (10) provided with a first window (11) and having two opposite ends respectively provided with a first positioning part (12) and a second positioning part (13); a dustproof net (20) covering the first window (11); and a second frame (30) provided with a second window (31) and connected to the first frame (10) so that the dustproof net (20) is sandwiched between the first frame (10) and the second frame (30), wherein the first positioning part (12) and the second positioning part (13) are both used for positioning the first frame (10) on the housing plate (210) and limiting the stroke of the first frame (10); after the first frame (10) travels along the stroke limited by the first positioning part (12) and the second positioning part (13), the first frame (10) is clamped on the housing plate (210) by means of the first positioning part (12) and the second positioning part (13). Therefore, a mounting space needed by the dustproof net assembly (100) is small, and the mounting convenience of the dustproof net assembly (100) is improved.
Patent WO-2022126510-A1 (WO)
Inventor: CHENG QI
IPC: G06Q10/06
Filed: 2020-12-17
Abstract: 一种数字化校园安全管理系统，包括分设在校园多个位置的监控模块（1）、用于对危害师生安全的行为进行警报的警报模块（2）、用于追踪危害师生安全的行为实施者的追踪模块（3）和设置在校园安全保卫中心的安全管理模块（4）；监控模块（1）包括设置在校园多个位置的监控器（5）；警报模块（2）包括设置在校园多个位置的警报装置（6）、用于激发警报装置的接触式报警单元（7）和用于激发警报装置的非接触式报警单元（8）；追踪模块（3）包括无人机（10）、GPS定位模块（11）、语音播放器（12）、追踪摄像头（13）和无线通信模块（14）。通过数字化校园安全管理系统，不仅能够对校园进行安全监控，而且还能在危害师生安全的事件发生之后立即进行报警并对危害师生安全的行为的实施者进行追踪。
Patent WO-2022141581-A1 (WO)
Inventor: CHEN LIANJUN
IPC: E21D15/51
Filed: 2020-12-31
Abstract: L'invention concerne une structure de poteau de vérin à double cavité de support hydraulique et un procédé associé d'absorption d'énergie, de résistance aux chocs et de résistance constante. Une colonne mobile (2) est insérée dans une cavité d'un cylindre extérieur (1), et l'extrémité inférieure de la colonne mobile (2) sépare la cavité en une cavité supérieure (3) et une cavité inférieure (4) ; un piston (5) est disposé dans la cavité inférieure (4) pour séparer la cavité inférieure (4) en une cavité de stockage de liquide (6) et une cavité tampon (7) ; la cavité de stockage de liquide (6) est située sur le côté proche de la colonne mobile (2) ; la cavité tampon (7) se trouve sous le piston (5), un composant élastique (8) venant en butée contre le piston (5) est disposé dans la cavité tampon (7), et le composant élastique (8) peut être comprimé lors de la portée d'une charge d'impact, et peut être rétabli après dégagement de la charge d'impact. Lors de la portée d'une charge d'impact, le poteau de vérin peut s'affaisser instantanément, résolvant le problème d'endommagement d'un support provoqué par le fait que les soupapes de sécurité existantes ne peuvent pas libérer instantanément une pression ; une fois que la charge d'impact est relâchée, le poteau de vérin peut récupérer la résistance d'un support, ce qui permet de réaliser un support à résistance constante d'un toit et d'améliorer la sécurité d'un toit.
Patent WO-2021179815-A1 (WO)
Inventor: GUO HUA
IPC: H04W12/00
Filed: 2021-01-26
Abstract: An encrypted communication method, which is applied to a first electronic device that comprises a first processor and a second processor, wherein the first processor performs communication by means of an encrypted channel of first Bluetooth, and the second processor performs communication by means of an unencrypted channel of second Bluetooth. The method comprises: receiving, by means of a first processor, a key sent by a second electronic device, and sending the key to a second processor, wherein the key is sent to the first processor by the second electronic device by means of an encrypted channel of first Bluetooth; when the first electronic device is switched to a system where the second processor is located, receiving, by means of the second processor, a first ciphertext sent by the second electronic device, wherein the first ciphertext is sent to the second processor by the second electronic device by means of an unencrypted channel of second Bluetooth; and decrypting the first ciphertext by means of the second processor and by using the key, so as to obtain a first plaintext.
Patent WO-2021175087-A1 (WO)
Inventor: GAO DUANGUI
IPC: A61B1/00
Filed: 2021-02-05
Abstract: A multifunctional catheter, comprising a catheter main body (1) of a multi-lumen structure and a distal tube (2). The distal tube (2) comprises a soft end (21) located at the proximal end and a functional end (22) located at the distal end; a working channel (3) and a lens channel (6) are provided in the catheter main body (1) and the soft end (21), and a through hole in communication with the lens channel (6) is further provided in the functional end (22); the lens channel (6) is of a circular lumen structure extending along the catheter main body (1) and the soft end (21); and a plurality of accommodating slots (61) are provided in the inner wall of the lens channel (6), such that a light sensing chip of a lens assembly can be accommodated by means of the plurality of accommodating slots (61). The catheter can form, by means of the plurality of accommodating slots (61) in the lens channel (6), a space for accommodating the light sensing chip, and the lens assembly could be mounted without increasing the diameter of the lens channel (6), such that the overall diameter of the catheter is reduced to adapt to a more complex biliary tract environment relative to a digestive tract.
Patent WO-2022001174-A1 (WO)
Inventor: CHENG ALEX
IPC: H01M50/16
Filed: 2021-03-11
Abstract: 一种数码电池隔膜及其制备方法，该数码电池隔膜包括基膜（1）和涂覆在基膜（1）至少一个表面的聚合物涂层（2），所述隔膜的厚度为3～10μm，离子电导率为0.70～4.70mS·cm ‑1。得到的一种更薄的、更安全、电阻更小、孔隙率和透气性更好的、耐热性能更好的电池隔膜。用于解决现有超薄隔膜存在的不安全、电阻大、孔隙率低、透气差、以及耐热性能差等问题。
Patent WO-2021185201-A1 (WO)
Inventor: NIU YAJUN
IPC: G02B15/16
Filed: 2021-03-15
Abstract: 一种变焦镜头(4)、摄像头模组(40)及移动终端(100)。变焦镜头(4)包括：沿物侧到像侧排列的第一透镜组(G1)、第二透镜组(G2)以及第三透镜组(G3)。第一透镜组(G1)为具有正光焦度的固定透镜组；第二透镜组(G2)为具有负光焦度的变焦透镜组；第三透镜组(G3)为具有正光焦度的补偿透镜组。变焦镜头(4)从短焦端到长焦端的变焦过程中，第二透镜组(G2)沿光轴向像侧移动，第三透镜组(G3)沿光轴向物侧移动。变焦镜头(4)的成像质量较佳。
Patent WO-2021190573-A1 (WO)
Inventor: CHEN TIANXIANG
IPC: A61K49/00
Filed: 2021-03-24
Abstract: L'invention concerne un matériau nanocomposite magnétique, son procédé de préparation et son utilisation. Le matériau nanocomposite magnétique comprend des nanoparticules magnétiques et une couche de composé hydrophile revêtue à l'extérieur des nanoparticules magnétiques. Les nanoparticules magnétiques sont constituées d'oxyde de fer, la granulométrie des nanoparticules magnétiques va de 0,1 à 20 nm, la granulométrie du matériau nanocomposite magnétique va de 0,5 à 300 nm, et le taux de relaxation longitudinale r1 du matériau nanocomposite magnétique est supérieur ou égal à 20 mM-1s-1. Le matériau de contraste nanocomposite magnétique selon l'invention peut être utilisé pour des agents de contraste d'imagerie par résonance magnétique, des médicaments ciblés, la séparation cellulaire et d'autres aspects.
Patent WO-2022204943-A1 (WO)
Inventor: ZHAO YANGYU
IPC: H01M6/00
Filed: 2021-03-30
Abstract: The present application provides a battery cell, comprising: an electrode assembly, the outer surface of the electrode assembly comprising a first surface, a first end surface, a second surface, and a second end surface that are successively connected, the first surface and the second surface being arranged opposite to each other, and the first end surface and the second end surface being arranged opposite to each other; a first adhesive layer that is adhered to the first end surface and extends from the first end surface to the first surface and the second surface, separately, and the side of the first surface on which the first adhesive layer is provided being defined as a top side; a second adhesive layer that is adhered to the second end surface and extends from the second end surface to the first surface and the second surface, separately, and the side of the first surface on which the second adhesive layer is provided being defined as a bottom side; a first adhesive film adhered to the top side and/or the bottom side; and a second adhesive film adhered to the first surface, and two ends of the second adhesive film being respectively adhered to the top side and the bottom side. The present application also provides a battery comprising the battery cell. The battery cell can effectively improve the drop performance.
Patent WO-2022205447-A1 (WO)
Inventor: CHEN ZHE
IPC: H04W72/12
Filed: 2021-04-02
Abstract: The present application provides an uplink control information (UCI) transmitting method and apparatus, a UCI receiving method and apparatus, and a communication system. The UCI transmitting apparatus is applied in a terminal device, and comprises: a first transceiver unit, which is instructed to transmit two or more PUCCHs, wherein each PUCCH corresponds to two or more repetitions, and the two or more PUCCHs correspond to a same start time unit; and a second transceiver unit, which transmits UCIs corresponding to the two or more PUCCHs, wherein the UCIs comprise different types of UCIs.
Patent WO-2022134381-A1 (WO)
Title: 一种高结晶性的改性pga材料及其制备方法
Inventor: XING QINGTAO
IPC: C08L67/04
Filed: 2021-04-09
Abstract: 本发明提供一种高结晶性的改性PGA材料及其制备方法，改性PGA材料由包括以下重量份的原料制得：70～80份聚乙醇酸树脂、5～15份填料、4～25份增塑剂和0.5～1份成核剂；增塑剂为质量比1:1.8～2.3的聚乙烯醇和丙三醇的混合物，聚乙烯醇的分子量300～500g/mol，醇解度≥98％；成核剂选自滑石粉、肌醇和癸二酸二甲苯酰肼中一种或多种；填料选自纳米蒙脱土、纳米碳酸钙和食用级淀粉中一种或多种。采用上述种类的增塑剂、成核剂和填料对聚乙醇酸树脂改性，使得改性PGA材料具有较高结晶性能，能够用作高耐热制品的制备。维卡软化温度为205～210℃；半结晶时间为5～15s；相对结晶度为45～47％。
Patent WO-2022226825-A1 (WO)
Inventor: ELSHAFIE AHMED
IPC: H04B7/06
Filed: 2021-04-28
Abstract: Divers aspects de la présente divulgation portent d'une manière générale sur la communication sans fil. Selon certains aspects, un dispositif de transmission (405) sélectionne une indication d'une graine à utiliser par un dispositif de réacheminement (350), tel qu'un dispositif passif présentant une surface intelligente reconfigurable, afin de générer une configuration pour réfléchir ou réacheminer des signaux. Le dispositif de transmission transmet l'indication de la graine au dispositif de réacheminement (605). Le dispositif de transmission transmet les signaux (625) à un dispositif de réception par l'intermédiaire du dispositif de réacheminement. Le dispositif de transmission reçoit des mesures des signaux (630). De nombreux autres aspects sont décrits.
Patent WO-2022227088-A1 (WO)
Title: Integrated access and backhaul communication
Inventor: XU XIANG
IPC: H04W76/10
Filed: 2021-04-30
Abstract: Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media for integrated access and backhaul (IAB) communication. According to embodiments of the present disclosure, a first Donor-central unit (CU) from a first operator (which is a participating operator) obtains identification information concerning at least one of a second Donor-CU from a second operator (which is a hosting operator) and an IAB node from the second operator and shared for the first operator. The first Donor-CU determines an association of the shared IAB node to the second Donor-CU based on the obtained identification information. Based on the determined association, the first Donor-CU transmits to the second Donor-CU a request for configuring a channel towards to the shared IAB node. In this way, the IAB node of the second operator can be shared with the first operator and the first operator can operate cells and serve UEs via the IAB backhaul network of the second operator. This provides improved flexibility for sharing of IAB deployments and capital expenditure of the participating operator can be reduced.
Patent WO-2022233022-A1 (WO)
Title: Reference signal transition for radio link monitoring and beam failure detection
Inventor: CUI JIE
IPC: H04W76/00
Filed: 2021-05-07
Abstract: The present application relates to devices and components including apparatus, systems, and methods for radio link monitoring and/or beam failure detection operations in wireless communication systems.
Patent WO-2021249072-A1 (WO)
Inventor: HUANG LIHONG
IPC: G05F1/67
Filed: 2021-05-07
Abstract: Disclosed in the present invention is a mining machine power adjustment method, comprising: when a mining machine is in an operating stage, collecting an input voltage of the mining machine; when the input voltage is less than a set voltage threshold value, adjusting the maximum operating power of the mining machine to a first power value by controlling an operating frequency and an output voltage of the mining machine; and when the input voltage is greater than or equal to the voltage threshold value, adjusting the maximum operating power to a second power value by controlling the operating frequency and the output voltage of the mining machine, wherein the first power value is the product of the input voltage and the rated current of the mining machine, and the second power value is the product of the voltage threshold value and the rated current. According to the present invention, adjusting the power of a mining machine according to a change in an input voltage by making full use of a voltage range that is slightly higher than a standard input voltage greatly improves the hashrate of the mining machine and produces better mining revenue while ensuring stable and safe operation of the mining machine and not significantly increasing the power consumption ratio of the mining machine.
Patent WO-2021233311-A1 (WO)
Inventor: Zhang Kongyan
IPC: C07D487/04
Filed: 2021-05-18
Abstract: 本申请涉及有机材料技术领域，提供了一种有机化合物以及使用其的电子元件和电子装置，所述有机化合物的结构由式I和式II组成。本申请的有机化合物用于有机电致发光器件，可以有效地提升器件的性能。
Patent WO-2022028036-A1 (WO)
Inventor: Zhang shang
IPC: A61L27/22
Filed: 2021-05-19
Abstract: 提供了一种自组装多肽、制备方法、自组装多肽制剂及应用，涉及生物技术领域。自组装多肽具有如AC-Pro-X1-X3-X2-X3-X1-X3-X2-Pro-amide所示的通式。自组装多肽因其与传统的自组装多肽相比溶解度高，合成和纯化难度低，更易于工业化生产，并且制造成本更低。在大批量合成纯化时，纯化次数降低，单次纯化量提高，粗肽的纯度可以达到90％以上，成本大大下降。
Patent WO-2022048192-A1 (WO)
Inventor: LU JIANWEI
IPC: B24B27/00
Filed: 2021-05-20
Abstract: 本申请公开一种硅棒研磨机，包括机座、硅棒转运装置、粗磨装置、以及精磨装置，其中，所述机座具有硅棒加工平台，所述硅棒加工平台上设有第一加工区位和第二加工区位，硅棒转运装置包括转运主体及多个硅棒夹具和换位机构，利用换位机构驱动多个硅棒夹具及其所夹持的硅棒在第一加工区位和第二加工区位上转换位置以令粗磨装置能对硅棒进行粗磨作业及精磨装置能对硅棒进行精磨作业，使得在同一时刻所述硅棒研磨机中的粗磨装置和精磨装置均处于工作状态，可提升硅棒研磨效率及缩减研磨作业耗时，且可提升经济效益。
Patent WO-2022241728-A1 (WO)
Inventor: SUGAWARA RENMA
IPC: G06T7/00
Filed: 2021-05-20
Abstract: An image processing method includes imaging a subject to acquire a camera image, performing emphasis processing on the acquired camera image, the emphasis processing emphasizing a luminance value of a high-luminance region in the camera image over a luminance value of a low-luminance region in the camera image, and generating a bokeh on the camera image on which the emphasis processing was performed.
Patent WO-2022116499-A1 (WO)
Title: 显示器及其驱动方法、显示装置
Inventor: ZHAO YIZHUO
IPC: G09G3/20
Filed: 2021-05-31
Abstract: 本申请提供一种显示器及其驱动方法、显示装置，显示器包括驱动模块，通过将刷新频率与伽马电压对应，在显示面板的刷新频率进行变化时通过调整伽马电压来调整显示面板的亮度，使得显示面板以不同的刷新频率进行画面刷新时均保持相同亮度的画面显示，防止显示器在短时间内在不同的刷新频率间来回切换导致显示器出现严重闪烁。
Patent WO-2021259025-A1 (WO)
Title: 能引起陆地棉致死的异常棉染色体片段及其分子标记
Inventor: XU PENG
IPC: C12Q1/6895
Filed: 2021-06-02
Abstract: 提供一种能引起陆地棉致死的异常棉染色体片段及分子标记，所述染色体片段A11-9来自于异常棉，位于棉花染色体组的第11号染色体，通过6对SSR标记：NAU5192、A11_175、JAAS3191、A11_243、JAAS3310、A11_193标记，以异常棉的DNA为模板，使用6对SSR标记同时对异常棉的DNA扩增，同时含有6对SSR标记的目的条带的染色体片段即为异常棉的染色体片段A11-9；还提供了源于异常棉致死性状的单片段渐渗系，为促进目标基因的精细定位及其以后的图位克隆创造了重要材料。
Patent WO-2021249298-A1 (WO)
Inventor: XIANG YUANFANG
IPC: B22F9/24
Filed: 2021-06-04
Abstract: A preparation method for a lead nanowire, comprising the following steps: step S10, dissolving a lead source in an organic solvent to obtain a lead-containing solution; step S20, adding acetic acid to the lead-containing solution to adjust the pH of the solution to acidity, so as to obtain a sol; step S30, mixing the sol with water, potassium hydroxide and a crystal nucleus surface modifier to obtain a mixed solution; step S40, allowing the mixed solution to undergo hydrothermal and solvothermal reactions, so as to obtain a lead nanowire. The preparation method has simple process and device, does not require expensive special device, has easily controlled process conditions and low preparation costs, and is easy for industrial production.
Patent WO-2022033161-A1 (WO)
Inventor: LIU ZHONGMING
IPC: H01L23/64
Filed: 2021-06-15
Abstract: A semiconductor device and a method for forming a semiconductor device, which can solve the problems of bad form and poor conductivity of peripheral contact landing pads, and improve the preparation yield of the memory. The method for forming a semiconductor device comprises the following steps: providing a substrate, the substrate having a peripheral area, a bonding area and a device area which are adjacent in sequence; forming a metal layer on the upper surface of the substrate; forming a dielectric layer on the metal layer; and forming an opening in the dielectric layer, the opening being located above at least one of the peripheral area and the bonding area, so as to expose the metal layer to form a contact window, and the height of the upper surface of the metal layer exposed to the contact window being lower than the height of the upper surface of the metal layer located in the device area.