baber/WOPTO huggingface dataset:
Patent WO-2021143905-A1 (WO)
Title: Corrosion and scale inhibitor and preparation therefor
Inventor: Feng sanlin
IPC: B01F15/06
Filed: 2021-01-18
Abstract: An apparatus for preparing a corrosion and scale inhibitor, comprising a reaction kettle (1), a stirring mechanism, a material return mixing mechanism (6), a communicating device (4), a circulating pump (7), a feeding piping and a gas distribution piping (16). The stirring mechanism comprises a stirring shaft (3) extending into the reaction kettle (1), the material return mixing mechanism (6) for spraying a mixed material liquid in an umbrella shape into the reaction kettle (1) is mounted at one end, extending into the reaction kettle (1), of the stirring shaft (3), an outer wall of the reaction kettle (1) is provided with the circulating pump (7) having an outlet end in communication with the material return mixing mechanism (6) by means of the communicating device (4) and the stirring mechanism, the gas distribution piping (16) is provided at a lower part of the reaction kettle (1), and a gas discharge pipe (17) is in communication with a top portion of the reaction kettle (1). The present invention solves the problems of insufficient stirring and long stirring time of existing stirring mechanisms, and is suitable for the technical field of water treatment chemicals and preparation devices therefor.
Patent WO-2021155817-A1 (WO)
Title: Method and apparatus for power control in random access procedure
Inventor: LIN ZHIPENG
IPC: H04W52/14
Filed: 2021-02-04
Abstract: Embodiments of the present disclosure provide methods and apparatus for power control in random access procedure. A method implemented at a terminal device comprises obtaining at least one power control parameter to be used for a request message for a contention free random access, CFRA. The method further comprises transmitting, to a network node, the request message for the CFRA. A power of the request message for the CFRA is controlled based on the at least one power control parameter. The request message comprises: a random access channel, RACH, preamble and a physical uplink shared channel, PUSCH.
Patent WO-2021208608-A1 (WO)
Inventor: YANG DEZHONG
IPC: A47L11/40
Filed: 2021-02-26
Abstract: 一种集尘导通结构、移动清洁系统、集尘充电站（1）、移动机器人（2）及尘盒（21）。集尘导通结构用于将移动机器人（2）中收集的灰尘自动排出，其包括排尘口（24），设于移动机器人（2）的侧部或底部，并与移动机器人（2）内部设置的尘盒（21）内部连通；吸尘口（113），设置于集尘充电站（1）的基座（11）上，用于接收从排尘口（24）排出的灰尘，基座（11）用于接收移动机器人（2）；其中，在集尘充电站（1）对移动机器人（2）进行排尘的状态下，排尘口（24）与吸尘口（113）相对，排尘口（24）与吸尘口（113）通过可伸缩的连接通道（1133）联通。通过在移动机器人（2）的尘盒（21）的排尘口（24）和集尘充电站（1）的吸尘口（113）的对接处设置具有可伸缩性的连通通道（1133），能够增加对接处的密闭性，减少漏尘。
Patent WO-2022077845-A1 (WO)
Title: Industrial waste gas adsorption and purification device
Inventor: QI XINGXING
IPC: B01D53/02
Filed: 2021-02-28
Abstract: An industrial waste gas adsorption and purification device. The device comprises a gas intake pipe (1), a purification box (2), a gas exhaust pipe (3), a gas exhaust connector (4) and a first valve (401). The upper surface of the gas exhaust pipe (3) is in guide communication with a detection box (6) by means of a sampling pipe (5); a second valve (501) is mounted on the surface of the sampling pipe (5); the upper portion of the detection box (6) is fixedly connected to a gas detector (701) by means of a support (7); one side of the detection box (6) is in guide communication with the gas intake pipe (1) by means of a return pipe (8); a booster pump (801) is mounted on the surface of the return pipe (8); a bottom plate (9) is fixedly connected to the bottom end of the purification box (2) by means of a telescopic frame (10); sliding blocks (17) are symmetrically mounted on the surface of the bottom plate (9) in a sliding connection mode; connecting rods (16) are movably connected to the upper surfaces of the sliding blocks (17); and the connecting rods (16) are fixedly connected to the purification box (2) by means of vertical columns (15).
Patent WO-2021253901-A1 (WO)
Title: Lifting lug for airbag, and airbag
Inventor: GUO PENGFEI
IPC: B60R21/213
Filed: 2021-03-19
Abstract: A lifting lug (10) for an airbag, comprising a first sewing sheet (1), a second sewing sheet (2), and a connecting sheet (3). The first sewing sheet (1) and the second sewing sheet (2) are respectively arranged at two ends of the connecting sheet (3); the connecting sheet (3) is used for passing through a slit (301) of a metal part (30); the connecting sheet (3) passes through the metal part (30) and then is folded, so that the first sewing sheet (1) and the second sewing sheet (2) are arranged in a staggered manner. Also disclosed is the airbag. The connecting sheet passes through the metal part and then is folded, so that the first sewing sheet and the second sewing sheet are arranged in a staggered manner, thereby increasing the length of the total sewing thread of the lifting lug, preventing damage to OPW, reducing the number of layers of sewing, and facilitating sewing operation. In addition, since the total sewing thread length meets requirements, the first sewing sheet and the second sewing sheet are not needed to be too wide, thereby facilitating passing through the slit of the metal part, and achieving automatic operation.
Patent WO-2022126922-A1 (WO)
Inventor: LYU BO
IPC: C08J9/00
Filed: 2021-03-30
Abstract: La présente divulgation concerne une mousse à haut retour d'énergie et son procédé de préparation.
Patent WO-2021213288-A1 (WO)
Inventor: XIE YUANCHAO
IPC: A61K31/685
Filed: 2021-04-16
Abstract: The present invention relates to an antiviral application of a nucleoside analog. Specifically, the present invention relates to uses of the nucleoside analog and a pharmaceutical composition thereof as: (a) inhibitors for inhibiting the replication of coronaviruses, influenza viruses, respiratory syncytial viruses, flaviviridae viruses, filoviridae viruses and/or porcine epidemic diarrhea virus (PEDV); and/or (b) medicines for treating and/or preventing and mitigating diseases caused by coronavirus, influenza virus, respiratory syncytial virus, flaviviridae virus, filoviridae virus and/or porcine epidemic diarrhea virus (PEDV) infections. The nucleoside analog according to the present invention may treat and/or prevent and mitigate respiratory infection, pneumonia (COVID-19) and other related diseases caused by the 2019 novel coronavirus infection.
Patent WO-2022213431-A1 (WO)
Title: Continuously variable valve lift control device and engine
Inventor: Li Leifu
IPC: F02D13/02
Filed: 2021-04-27
Abstract: A continuously variable valve lift control device, comprising a valve assembly (101), an adjusting cam (102), a rocker arm (103) and a driving cam (104), wherein the rocker arm (103) can swing around a first end portion (105) of the rocker arm located at the adjusting cam (102); a second end portion (106) of the rocker arm is connected to the valve assembly (101); and the driving cam (104) acts on the rocker arm (103) and drives the second end portion (106) of the rocker arm (103) to swing around the first end portion (105) of the rocker arm, so as to drive the valve assembly (101) to move up and down. Further disclosed is an engine. In practical applications, the valve lift can be rapidly, stably and continuously switched, and the number of parts and the assembly difficulty can be reduced.
Patent WO-2021233117-A1 (WO)
Title: Capability reporting and processing method, device and apparatus, and medium
Inventor: LI JIANXIANG
IPC: H04W76/28
Filed: 2021-04-30
Abstract: Disclosed are a capability reporting and processing method, device and apparatus, and a medium. The method comprises: a terminal reporting, actively or on the basis of a request of a positioning server, a positioning signal processing capability during discontinuous reception to a base station serving the terminal and/or the positioning server; after the base station allocates resources to the terminal according to the positioning signal processing capability during discontinuous reception, configuring an indication, indicating that the processing of a positioning reference signal is allowed or not allowed during discontinuous reception, for the terminal; and according to positioning service quality requirements and the positioning signal processing capability during discontinuous reception, the positioning server selecting a positioning method for the terminal.
Patent WO-2022236650-A1 (WO)
Title: Équipement d'utilisateur, station de base et procédé de communication sans fil pour service mbs
Inventor: MOHAMMED MIKAEIL AHMED
IPC: H04W4/06
Filed: 2021-05-11
Abstract: La présente invention concerne un équipement d'utilisateur (UE), une station de base et des procédés de communication sans fil pour un service de diffusion sélective/diffusion non sélective (MBS). Un procédé de communication sans fil pour un service MBS réalisé par l'UE comprend la réception, en provenance d'une station de base, d'une configuration de ressources radioélectriques de domaine fréquentiel et temporel et d'une configuration de surveillance ; et la surveillance, sur la base de la configuration de ressources radioélectriques de domaine fréquentiel et temporel et de la configuration de surveillance, d'un ensemble de ressources de commande (CORESET) et d'un espace de recherche pour un canal d'informations système (SI), un canal de radiorecherche ou un canal de commande de diffusion sélective (MCCH) dans un créneau. Cela peut résoudre des problèmes dans l'état de la technique, réduire un surdébit de signalisations, réduire la complexité de réception d'UE, réduire la consommation d'énergie, fournir une programmation flexible d'un canal MCCH pour un UE et/ou fournir des bonnes performances de communication.
Patent WO-2022127018-A1 (WO)
Title: Ftrpsa separation and purification method for refinement of electronic-grade hf from industrial-grade high-concentration hf
Inventor: ZHONG YALING
IPC: C01B7/19
Filed: 2021-05-18
Abstract: The present invention relates to purification in preparation of electronic-grade hydrogen fluoride (HF) using industrial-grade high-concentration HF as a raw material. Disclosed is an FTrPSA separation and purification method for refinement of electronic-grade HF from industrial-grade high-concentration HF. By means of the differences between components (HF is an active constituent, and H 2 O, H 2 SO 4 , SO 2 , SiF 4 , NH 3 , CO 2 , H 2 SiF 6 , a trace of HCl, water-soluble Me+ ions, and SS particles are main impurity components) in industrial-grade AHF (gas) in adsorption/rectification/membrane separation coefficients and physicochemical properties under different pressures and temperatures, by coupling a primary two-stage medium-temperature pressure swing adsorption process to HF rectification/membrane separation, a cycle operation of adsorption and desorption that are easy to achieve matching and equilibrium in the medium-temperature pressure swing adsorption process is used for separation and purification, so as to prepare an electronic-grade HF product. The present invention solves the problem that AHF refinement is limited by phase equilibrium or short service life of an adsorbent in conventional separation processes such as rectification, distillation, absorption or chemical adsorption, and fills the gap in the technical field.
Patent WO-2022095467-A1 (WO)
Inventor: LIU XU
IPC: G06T19/00
Filed: 2021-06-24
Abstract: 一种增强现实场景下的展示方法、装置、设备、介质及程序，其中，首先获取增强现实AR设备拍摄的当前场景图像（S110）；其次，基于所述当前场景图像对目标对象的识别结果，确定所述目标对象匹配的特效数据以及所述特效数据的展示位置信息（S120）；最后，基于所述展示位置信息，控制所述AR设备播放所述特效数据；其中，所述特效数据包括虚拟影像和音频中的至少之一，所述虚拟影像的展示位置与所述目标对象之间具有预设位置关系（S130）。
Patent WO-2022001927-A1 (WO)
Title: Method for reducing interference between radar and uplink frequency band and communication apparatus
Inventor: ZHANG LIWEN
IPC: H04W72/12
Filed: 2021-06-28
Abstract: Provided in the present application is a method for reducing the interference between a radar and an uplink frequency band: a first network device obtains the features of a radar signal on an uplink frequency band, determines a corresponding protective measure according to the features of the radar signal, and reduces the interference between the radar signal and the uplink frequency band, so that when 5G communication and the radar collide on the time-domain frequency domain of the uplink frequency band, the two can still co-exist, thereby improving the utilization rate of a wireless spectrum.
Patent WO-2022007737-A1 (WO)
Inventor: YU HAO
IPC: F04D25/08
Filed: 2021-07-05
Abstract: 一种无叶风扇包括基座（7）、设置在基座（7）上的喷嘴组件（100）及位于喷嘴组件（100）上端的顶壳组件（4）。顶壳组件（4）包括与喷嘴组件（100）旋转配接的顶壳罩（41）。喷嘴组件（100）包括喷嘴外壳（2），喷嘴外壳（2）顶端设置有旋扣支座（25），顶壳组件（4）与旋扣支座（25）旋转配接。顶壳罩（41）安装有吸附遥控器的磁性件（45）。该无叶风扇顶壳罩与喷嘴组件旋转配接，提高了顶壳组件与喷嘴外壳的组装效率，简化了组装工艺。
Patent WO-2022088769-A1 (WO)
Title: 显示面板及显示装置
Inventor: MI LEI
IPC: G09G3/32
Filed: 2021-07-16
Abstract: 一种显示面板（11）和显示装置（10）。显示面板（11）包括第一显示区（110）和第二显示区（120），第一显示区（110）的透光率大于第二显示区（120）的透光率；第一显示区（110）设置有至少一个第一显示单元（111），第二显示区（120）设置有至少一个第二显示单元（121）、至少一个驱动单元（122）和至少一个选通开关单元（123）；至少一个驱动单元（122）与至少一个选通开关单元（123）的输入端一一对应连接，每一选通开关单元（123）的第一输出端、第二输出端分别与一第一显示单元（111）或一第二显示单元（121）连接，每一选通开关单元（123）设置为分时选通选通开关单元（123）的输入端和第一输出端，或选通选通开关单元（123）的输入端和第二输出端。
Patent WO-2022110837-A1 (WO)
Inventor: ZHENG YI
IPC: G06T7/49
Filed: 2021-07-16
Abstract: An image processing method and device. The method comprises: obtaining an image to be processed, and recognizing a hair area from the image to be processed (S210); determining hair direction information in the hair area (S220); generating a hair texture image on the basis of the hair direction information and a preset hair texture material (S230); and performing fusion processing on the hair texture image and the hair area in the image to be processed, so as to generate a processed image, the processed image carrying hair texture information in the hair texture image and color texture information in the hair area (S240).
Patent WO-2023010345-A1 (WO)
Title: Procédé et appareil de communication
Inventor: DONG XIANDONG
IPC: H04W84/12
Filed: 2021-08-04
Abstract: La présente demande concerne un procédé et un appareil de communication. Le procédé de communication peut consister à déterminer une première trame de message sous une connexion parmi une pluralité de connexions, et à transmettre la première trame de message, la première trame de message comprenant des informations de capacité de prise en charge indiquant un mode d'économie d'énergie d'homologue pour une configuration de liaison directe tunnelisée (TDLS) sous la pluralité de connexions, la pluralité de connexions pouvant prendre en charge la communication TDLS.
Patent WO-2022033447-A1 (WO)
Title: Data transmission method and apparatus
Inventor: WANG LEI
IPC: H04W4/70
Filed: 2021-08-09
Abstract: The embodiments of the present application provide a data transmission method and apparatus. A method of a transmitting end comprises: acquiring a first sequence and a common sequence group, wherein the number of sequences in the common sequence group is N, the first sequence comprises K first sub-sequences, the lengths of the K first sub-sequences are successively B 1 , B 2 , ..., B K , K is a positive integer, B 1 =log 2 N, and the length of the first sub-sequence B 1  is greater than or equal to the lengths of other first sub-sequences; on the basis of the common sequence group, mapping the K first sub-sequences to K second sub-sequences respectively; and outputting a second sequence composed of the K second sub-sequences. A method of a receiving end comprises: receiving a second sequence, the second sequence being composed of K second sub-sequences; on the basis of a common sequence group, mapping the K second sub-sequences to K first sub-sequences respectively; and determining a first sequence according to the K first sub-sequences. The described methods improve the accuracy of data transmission in scenarios of packet transmission of a large number of users.
Patent WO-2022068453-A1 (WO)
Title: Silicone stent, stenting system, and manufacturing method
Inventor: JIANG JUNHONG
IPC: A61F2/02
Filed: 2021-08-18
Abstract: Provided are a silicone stent (100), a stenting system, and a manufacturing method. The silicone stent (100) comprises a stent body (110). The stent body (110) comprises a mesh frame (112) and a silicone body (111) formed on the mesh frame (112). A circumferentially sealed space (116) is defined within the silicone body (111). The silicone body (111) is provided respectively at the distal end and the proximal end thereof with a distal end opening (115) and a proximal end opening (114) in communication with the space (116). The mesh frame (112) circumferentially covers the silicone body (111) and runs in the axial direction of the silicone body (111). The mesh frame (112) extends from the proximal end of the silicone body (111) to the distal end of the silicone body (111).
Patent WO-2022062807-A1 (WO)
Inventor: ZHOU XIAOKE
IPC: H04L29/06
Filed: 2021-08-24
Abstract: A device control method, a server, and a storage medium. For a device that supports different communication protocols, a corresponding protocol model may be established in advance. As such, when a remote management platform receives a control instruction used to control a target device, a target protocol model may be determined according to a device identifier of the target device and the control instruction (S210), and a first control parameter in the target protocol model and corresponding to the control instruction is thereby issued to the target device, so that the target device performs a corresponding operation (S220), so as to implement remote management, the target protocol model being a model that is established in advance according to a communication protocol that is supported by the target device.
Patent WO-2022053018-A1 (WO)
Title: Text clustering system, method and apparatus, and device and medium
Inventor: DUAN XINYU
IPC: G06F16/35
Filed: 2021-09-10
Abstract: A text clustering system, method and apparatus, and a device and a medium. The system comprises a clustering apparatus (201) and an interaction apparatus (202). The clustering apparatus (201) is used for clustering a plurality of pieces of text to obtain an initial clustering result. The interaction apparatus (202) can present the initial clustering result acquired from the clustering apparatus, and can respond to an adjustment operation for a first part in the initial clustering result so as to obtain a first clustering result. The clustering apparatus also updates a second part in the initial clustering result into a second clustering result according to the adjustment operation for the first part. Therefore, the adjusted clustering result meets the expectations of a user, and the user directly adjusts the clustering result without the need to analyze how to adjust model parameters of a clustering algorithm according to a clustering error, thereby shortening the time used for optimizing the clustering result, and thus improving the efficiency of the whole text clustering process.
Patent WO-2023035282-A1 (WO)
Title: 一种四乙烯硅烷-聚苯乙烯吸附剂在吸附苯胺方面的应用
Inventor: ZHANG CHEN
IPC: C02F101/38
Filed: 2021-09-14
Abstract: 涉及一种四乙烯硅烷-聚苯乙烯吸附剂在吸附苯胺方面的应用，属于吸附剂吸附技术领域。所述吸附剂由四乙烯硅烷和聚苯乙烯通过傅克烷基化反应制备得到，所述吸附剂吸附苯胺的量大于1300mg/g。将该吸附剂置于水体中，能够对水体中的苯胺进行选择性吸附，可快速将废水中的苯胺吸附脱除。
Patent WO-2023035285-A1 (WO)
Inventor: CHEN PING
IPC: H02B1/30
Filed: 2021-09-14
Abstract: 一种基于物联网的安全型电力柜，包括：柜体（1），所述柜体（1）内的上下两侧壁上均安装有两根滑轨（2），且所述滑轨（2）内中心卡设有挡块（3）；所述挡块（3）的两侧嵌有弹簧（4）；所述柜体（1）内的左右侧壁的中心轴线上分别铰接有两个顶杆（5）；所述顶杆（5）的另一端置于滑轨（2）内，当侧壁受力变形后，顶杆（5）一端位于滑轨（2）内滑动，并压缩弹簧（4），该电力柜通过在内部设计了一种防撞击的结构，保证了电力柜能够应对极端恶劣环境。通过设置弹簧（4），在形变停止以后，弹簧（4）能够起到一个回复力，保证侧壁不会与内部电器件接触，从而造成电器元件向外部漏电的情况。
Patent WO-2023044799-A1 (WO)
Title: 能力交互方法及装置、存储介质
Inventor: HONG WEI
IPC: H04W68/00
Filed: 2021-09-24
Abstract: 本公开提供一种能力交互方法及装置、存储介质，其中，所述能力交互方法包括：向第二基站发送第一寻呼原因能力信息，其中，所述第一寻呼原因能力信息用于指示所述第一基站所支持的寻呼原因能力；以及接收所述第二基站发送的第二寻呼原因能力信息，其中，所述第二寻呼原因能力信息用于指示所述第二基站所支持的寻呼原因能力。本公开可以在基站间交互各自支持的寻呼原因能力，提高了寻呼原因机制的可用性。
Patent WO-2022083421-A1 (WO)
Title: 用于ct滑环轴承的支撑架
Inventor: ZHANG LI
IPC: F16C35/02
Filed: 2021-09-27
Abstract: 公开了一种用于CT成像系统的支撑架（1），包括：连接平板部（10）；支撑主体部（20），其设置在连接平板部（10）上；X射线源的安装基准部（30），其设置在连接平板部（10）上；电气安装部（40）；冷却组件安装部（50）；以及通孔（60），其由支撑主体部（20）、X射线源的安装基准部（30）、电气安装部（40）和冷却组件安装部（50）围绕，并穿过连接平板部（10）；连接平板部（10）、支撑主体部（20）、X射线源的安装基准部（30）、电气安装部（40）和冷却组件安装部（50）一体形成。
Patent WO-2023050064-A1 (WO)
Title: 偏移检测方法及偏移检测装置
Inventor: WANG XUMING
IPC: G01B11/00
Filed: 2021-09-28
Abstract: 本申请提供一种用于检测电极组件卷绕时的位置偏移的偏移检测方法，其包括：通过第一相机和第二相机获取第一图像和第二图像，第一图像包括电极组件在卷绕过程中第一极片的图像，第二图像包括电极组件在卷绕过程中第二极片的图像；根据第一图像中的基准点和第二图像中的基准点到特定位置的距离，判定第一相机和第二相机是否发生偏移，当判定第一相机和第二相机未发生偏移时，根据第一图像中的基准点到第一极片的边界的垂直距离和第二图像中的基准点到第二极片的边界的垂直距离，判定电极组件是否发生偏移。由此，通过第一图像和第二图像，既可以判定第一相机、第二相机是否发生位置偏移，又可以在相机未发生偏移的前提下进一步判定电极组件的位置偏移。
Patent WO-2022083478-A1 (WO)
Title: 配置信息获取方法及装置
Inventor: LIU XING
IPC: H04W24/02
Filed: 2021-10-12
Abstract: 本申请实施例提供一种配置信息获取方法及装置，该方法包括：中继设备从第一设备获取第一链路的第一业务信息和/或第一服务质量信息，所述第一链路为所述第一设备和所述中继设备之间的链路；所述中继设备向网络设备发送所述第一业务信息和/或第二服务质量信息，所述第二服务质量信息为所述第一服务质量信息的子集；所述中继设备从所述网络设备获取第二链路的配置信息，所述第二链路为所述中继设备和第二设备之间的链路。在发送端终端设备和接收端终端设备之间引入中继设备时，实现了终端设备和中继设备、中继设备和中继设备之间的链路的网络配置信息的获取。
Patent WO-2022142616-A1 (WO)
Inventor: CAO CHUNHUI
IPC: G06F16/27
Filed: 2021-10-21
Abstract: La présente invention a trait à la technologie des chaînes de blocs, et concerne un procédé et un appareil de stockage de données basés sur Redis, ainsi qu'un dispositif et un support de stockage. Des données parents ayant un grand volume de données sont divisées en une pluralité d'éléments de données enfants ayant un petit volume de données à distribuer et stocker dans un serveur de nœuds, de sorte à réaliser un stockage équilibré de données et à éviter le problème d'épuisement rapide d'une mémoire de serveur en raison d'un grand volume de données directement stockées dans le serveur ; et après la division, les données enfants peuvent être acquises en parallèle, les données enfants obtenues après la division étant de petit volume, ce qui réduit le temps de blocage d'un système Redis et améliore les performances de système. Des informations d'index enregistrées dans des données enfants peuvent être stockées dans une chaîne de blocs.
Patent WO-2022160809-A1 (WO)
Inventor: ZHENG WEIGUO
IPC: H03K17/687
Filed: 2021-10-25
Abstract: 本申请公开了一种电源切换电路，包括：第一开关电路、第二开关电路和开关控制模块；第一开关电路和第二开关电路均包括第一电源选择模块和第二电源选择模块；开关控制模块向第一电源选择模块和第二电源选择模块输出相应的电源选择信号，以控制所在开关电路的通断，使得第一电源和所述第二电源中的其中一个电源与输出节点连接；第一开关电路和第二开关电路均还包括第一分压模块和第二分压模块，第一分压模块和第二分压模块连接于第一电源选择模块和第二电源选择模块之间；第一分压模块和第二分压模块由开关控制模块输出的分压控制信号控制。本申请能有效解决现有技术中电源切换电路在实现过程中因输入电压过高导致开关器件被击穿的问题。
Patent WO-2023070405-A1 (WO)
Inventor: WEI XIANGYE
IPC: G06F7/58
Filed: 2021-10-27
Abstract: 本公开提供了一种随机数生成器及随机数生成方法。所述随机数生成器包括：随机数产生电路，用于基于控制字生成脉冲信号，以及根据所述脉冲信号产生随机数信号，所述脉冲信号包括交替出现的第一频率信号和第二频率信号，所述第一频率信号和所述第二频率信号的比例由所述控制字控制；反馈更新电路，用于基于所述随机数产生电路输出的所述随机数信号更新所述控制字。
Patent WO-2022142680-A1 (WO)
Inventor: GONG GAOFENG
IPC: G02B7/09
Filed: 2021-10-29
Abstract: A lens drive motor, and a camera device and a mobile terminal comprising same. The lens drive motor comprises a winding carrier (1), a drive coil (2), an upper spring (3) connectedly provided above the winding carrier (1), and a lower spring (4) connectedly provided below the winding carrier (1), a base (5), a housing (6) covering the base (5), and drive magnets (7) arranged on opposite inner side walls of the housing (6). The lens drive motor further comprises a Hall chip (8) arranged on the base (5), and a Hall magnet (9) arranged on the winding carrier (1). The Hall chip (8) and the Hall magnet (9) are arranged opposite to each other in a Z-axis optical axis direction. A circuit communication structure is embedded inside the base (5). The circuit communication structure may connect the Hall chip (8) to a power supply, and may transmit a current signal of the Hall chip (8) to the lower spring (4), so that the lens drive motor may add current to the drive coil (2) by means of the lower spring (4) and drive the winding carrier (1) to move.