baber/WOPTO huggingface dataset:
Patent WO-2019210550-A1 (WO)
Inventor: KOU ZIMING
IPC: B66C11/00
Filed: 2018-06-05
Abstract: 一种单轨吊车的悬吊装置及单轨吊车，所述单轨吊车的悬吊装置包括悬吊箱体（17）和至少一组吊车轮（14）；所述悬吊箱体（17）上设有容置所述至少一组吊车轮（14）的容置槽；所述容置槽中的第一侧壁上设置有第一悬吊支架，所述容置槽中的第二侧壁上设置有第二悬吊支架；所述一组吊车轮（14）中的第一吊车轮（14）可转动地设置于所述第一悬吊支架的远离所述第一侧壁的一端，所述一组吊车轮（14）中的第二吊车轮（14）可转动地设置于所述第二悬吊支架的远离所述第二侧壁的一端；所述单轨中至少包括置放所述第一吊车轮（14）的第一轨道和置放第二吊车轮（14）的第二轨道。
Patent WO-2018233540-A1 (WO)
Title: Multi-lens group assembly, photographing module and assembly method thereof, and electronic device
Inventor: LIU CHUNMEI
IPC: G02B1/00
Filed: 2018-06-14
Abstract: A multi-lens group assembly comprises multiple lens group units and at least one assembly structure. The assembly structure is used to assembly two adjacent lens group units. Lenses in the lens group unit are made of any two or three of a glass material, a resin material, and a glass-resin composite material. Alternatively, the lenses are all made of the glass-resin composite material. The lenses can be assembled and adjusted easily and conveniently and have high pixel densities and small TTLs, thereby improving user experience.
Patent WO-2019001581-A1 (WO)
Title: Selection between code types for encoding information bits
Inventor: JIANG JING
IPC: H04L5/12
Filed: 2018-06-29
Abstract: Methods and apparatus are provided for selecting a code type. A type of code is selected from a set of code types to use as an inner code for a concatenated encoding scheme for encoding information bits of a channel, wherein the selection is based on one or more channel coding parameters including a false alarm detection objective for the channel. A codeword is generated by encoding the information bits using the type of codes selected as the inner code and an outer code. The generated codeword is transmitted.
Patent WO-2019007339-A1 (WO)
Title: Shock absorption suspension rod assembly for washing machine, and washing machine
Inventor: HAO XINGHUI
IPC: D06F37/24
Filed: 2018-07-03
Abstract: A shock absorption suspension rod assembly for a washing machine, and a washing machine. The shock absorption suspension rod assembly (600) comprises a suspension rod (1) and a shock absorption sleeve (2) sleeved on the lower end of the suspension rod (1). A mounting portion for hanging the shock absorption sleeve (2) is provided at the bottom of an outer tub of a washing machine. The shock absorption sleeve (2) is disposed below the mounting portion. The suspension rod (1) passes through the mounting portion to be hung on the box body of the washing machine. The shock absorption suspension rod assembly (600) further comprises a shock absorption buffer device (3). The shock absorption buffer device (3) is sleeved on the suspension rod (1) and located between the mounting portion and the shock absorption sleeve (2), and covers the upper end surface of the shock absorption sleeve (2) to reduce shock. In the shock absorption suspension rod assembly (600), the shock absorption buffer device (3) is located between the mounting portion and the shock absorption sleeve (2), and covers the upper end surface of the shock absorption sleeve (2); thus, the contact areas between the shock absorption buffer device (3) and the shock absorption sleeve (2) as well as the mounting portion are greatly increased, reducing the pressure of collision and shock between the mounting portion and the shock absorption sleeve (2), and helping to reduce shock of the washing machine, and the shock absorption suspension rod assembly (600) is not easily to damage. Moreover, sliding damping can further be generated by the part of the shock absorption buffer device (3) sleeved on the suspension rod (1), so as to further reduce shock.
Patent WO-2019062256-A1 (WO)
Title: Single lift force ducted vertical take-off and landing aircraft based on tilt duct
Inventor: CHEN HAIXIN
IPC: B64C27/26
Filed: 2018-07-04
Abstract: A single lift force ducted vertical take-off and landing aircraft based on a tilt duct, relating to an aerial vehicle. The vertical take-off and landing aircraft comprises an aircraft body, two wings, N tilt ducted fans, a single lift force ducted fan, and a duct cover. The wings are oppositely arranged on either side of the rear middle portion of the aircraft body, and each wing is formed by stretching outwards from the side portion. Each group of tilt ducted fans are oppositely mounted on either side of the aircraft body, and each tilt ducted fan is rotatably connected to the aircraft body by means of a corresponding connecting member. The single lift force ducted fan is embeddedly mounted between the aircraft body and the two wings. The duct cover is mounted on the upper portion of the single lift force ducted fan and can be opened or closed.
Patent WO-2019029320-A1 (WO)
Title: Configuration management method, apparatus and device
Inventor: ZHU HONGZE
IPC: G06F15/16
Filed: 2018-07-13
Abstract: Disclosed in the embodiments of the present invention are a configuration management method, apparatus and device, wherein the method comprises: determining that an application message needs to be released to a target logical group; obtaining the identifier of the target logical group, wherein the target logical group comprises at least one target terminal; querying, according to a gateway mapping table and the identifier of the target logical group, gateways connected to each target terminal among the at least one target terminal to obtain at least one target gateway, and generating a message queuing telemetry transport (MQTT) release message according to the application message; and sending the MQTT release message to the at least one target gateway, the MQTT release message being used to indicate to the target gateway that receives the MQTT release message to send the corresponding application message to each target terminal that is connected to the target gateway and that belongs to the target logical group. By employing the embodiments of the present invention, the efficiency of a control device in releasing application messages to mass network access devices may be improved.
Patent WO-2019128247-A1 (WO)
Title: 一种铋烯纳米片及其制备方法
Inventor: ZHANG HAN
IPC: B82Y30/00
Filed: 2018-08-09
Abstract: 铋烯纳米片的制备方法，包括：（1）将铋粉分散在有机溶剂中，得到分散液；（2）对分散液进行第一次水浴超声，再进行探头式超声，得到第一超声液；然后对第一超声液进行第二次水浴超声，得到第二超声液；（3）对第二超声液在2000-4000rpm下进行超低速离心，收集上清液，然后对上清液在5000-7000rpm下进行低速离心，收集沉淀，所得沉淀即为铋烯纳米片。
Patent WO-2019095753-A1 (WO)
Title: 一种纤维素/黑磷量子点复合水凝胶及其制备方法
Inventor: ZHANG HAN
IPC: C08J3/075
Filed: 2018-08-13
Abstract: 一种纤维素/黑磷量子点复合水凝胶，包括纤维素三维网络结构、以及负载在所述纤维素三维网络结构中的黑磷量子点。黑磷量子点可被稳定地负载在该复合水凝胶体系中，不易团聚，所述复合水凝胶具有均匀、稳定的高光热转换效率，与生物体液的相容性好，且具有完全生物可降解性、高生物安全性，可用于生物医学领域。还提供了该复合水凝胶的制备方法。
Patent WO-2019091180-A1 (WO)
Title: 一种应用动态传感器电路组合的中置电机
Inventor: ZHANG BING
IPC: B62M6/50
Filed: 2018-08-20
Abstract: 一种动态传感器电路组合以及应用该电路组合的中置电机，该电路组合包括发射反馈电路和接收采集电路；该中置电机包括驱动装置（1）与联动装置（2），驱动装置（1）驱动联动装置（2），联动装置（2）包括齿轮箱（21）、中轴（25）与保护套（27），齿轮箱（21）与保护套（27）固定连接，中轴（25）放置在保护套（27）中，中轴（25）上套设有扭力套（26），扭力套（26）与中轴（25）固定连接，发射反馈电路设置在保护套（27）的内壁上，接收采集电路设置在扭力套（26）上。自行车骑行者可以利用一般车架的五通，以DIY模式安装该应用动态传感器电路组合的中置电机，将一般的自行车改装为电动自行车；也可供电动自行车生产厂作量产安装。
Patent WO-2019153717-A1 (WO)
Title: Steel underground integrated pipe gallery of multi-cabin structure
Inventor: ZHAN FUJUN
IPC: E02D29/045
Filed: 2018-08-27
Abstract: Disclosed is a steel underground integrated pipe gallery of a multi-cabin structure, formed by arranging two or more single-cabin pipe galleries (1) side by side in a horizontal direction, wherein the single-cabin pipe gallery (1) is formed by assembling a top plate (102), a bottom plate (101) and side plates (103) on two sides, the side plates (103) of the single-cabin pipe gallery (1) are vertical plates, the top plate (102) is a plate that arches outward, and the bottom plate (101) is a straight plate.
Patent WO-2019042254-A1 (WO)
Title: Electric leakage resistance circuit, two-pin charger, electric leakage resistance charging method, and computer readable storage medium
Inventor: LONG YUQI
IPC: H02J7/00
Filed: 2018-08-27
Abstract: Provided are an electric leakage resistance circuit, a two-pin charger, an electric leakage resistance charging method, and a computer readable storage medium. The electric leakage resistance circuit is disposed between two pins and a charging circuit of the two-pin charger, and comprises a first branch circuit and a second branch circuit. The first branch circuit comprises a first power supply input end, a voltage detection circuit and a first touch end that are serially connected. The first power supply input end is connected to a first pin of the two-pin charger, and the first touch end is connected to a metal part of a housing of the two-pin charger. The voltage detection circuit detects a voltage on the first branch circuit. The second branch circuit comprises a second power supply input end and a switching circuit. The second power supply input end is connected to a second pin of the two-pin charger. The switching circuit is connected to an output ground of the charging circuit, and allows the first branch circuit or a second power supply input end to be connected to an output ground of the charging circuit according to the voltage detected by the voltage detection circuit.
Patent WO-2020042006-A1 (WO)
Title: 激光雷达的控制方法、装置、激光雷达和存储介质
Inventor: ZHANG GUOFANG
IPC: G01S17/00
Filed: 2018-08-29
Abstract: 一种激光雷达的控制方法，包括：获取激光雷达对激光辐射对象所产生的辐照量和/或辐照度（S1）；根据辐照量和/或辐照度控制激光雷达（S2）。同时还提供一种激光雷达的控制装置、激光雷达和存储介质。
Patent WO-2019062650-A1 (WO)
Title: Cleaning robot control method and device
Inventor: BAI JING
IPC: G05D1/02
Filed: 2018-09-20
Abstract: A cleaning robot control method and device. The control method comprises: acquiring a cleaning task, wherein the cleaning task comprises a cleaning policy and a cleaning destination (S11); determining an initial position of a cleaning robot, and planning a global collision-free optimal path between the initial position and the cleaning destination for the cleaning robot (S12); and determining, on the basis of obtained real-time information of the cleaning robot, the global collision-free optimal path, and the cleaning policy, control information of the cleaning robot during execution of the cleaning task (S13). The method not only avoids manual intervention in moving and cleaning processes, but also facilitates completing the moving and cleaning processes of the cleaning task by the cleaning robot, and improves the cleaning efficiency of the cleaning robot.
Patent WO-2019037799-A1 (WO)
Title: Spray head movement apparatus, and automatic coating device provided with spray head movement apparatus
Inventor: HENSON GREG
IPC: B05B13/04
Filed: 2018-10-09
Abstract: A spray head movement apparatus, and an automatic coating device provided with the spray head movement apparatus. The spray head movement apparatus comprises gear motors (47, 47'), connecting rods (29, 29') and cams (45, 45'). A spray head comprises a nozzle (11) and a manifold (32). One end of each connecting rod (29, 29') is connected to one of the cams (45, 45'), the other end of each connecting rod (29, 29') is connected to the manifold (32), the gear motors (47, 47') are matched with the cams (45, 45'), the gear motors (47, 47') rotate the cams (45, 45'), and the manifold (32) and the nozzle (11) are driven to perform a specific vertical or horizontal movement by the connecting rods (29, 29') connected to the cams (45, 45'). The spray head movement apparatus and the automatic coating device provided with the spray head movement apparatus move in the horizontal or vertical direction, thereby ensuring uniform coating of a predetermined solution.
Patent WO-2019119938-A1 (WO)
Inventor: HE XINQIAO
IPC: A61P39/00
Filed: 2018-10-11
Abstract: Disclosed is a health wine, comprising 90-99% of white spirit, 0.05-1% of turtle shell, 0.05-1% of shark cartilage and 0.5-1% of garlic calculated by weight percentage. The method for preparing the health wine comprises: (1) drying the shark cartilage in the sun and smashing same, mixing same with turtle shell powder in proportion and stirring for 12-15 minutes, and baking for 115-125 minutes; (2) adding the garlic powder into the mixture of step (1), and stirring same for 55-65 minutes; (3) adding sorghum spirit into the mixture of step (2), and stirring same for 55-65 minutes in a high-speed disperser tank; (4) pouring same into an earthen wine jar for sealing, and filling after storage at 10-15°C for 170-190 days.
Patent WO-2019128420-A1 (WO)
Inventor: HUANG LYUDAN
IPC: C09K17/40
Filed: 2018-10-24
Abstract: Disclosed are a long-effect desert expansion inhibitor and a long-effect desert expansion inhibiting method. The inhibitor comprises a high-molecular composite material capable of cohering grains of sand and inhibiting sand drift, and a protective film material sprayed onto the surface of the high-molecular composite material to avoid fast degradation of the high-molecular composite material. The high-molecular composite material is prepared into a solution, and is then uniformly sprayed onto the surface of the desert, so that the solution can be naturally permeated into 10-30 cm sand of the surface layer; then, a suspension prepared from the protective film material is uniformly sprayed onto the treated desert surface. The degradation of the organic polymers can be inhibited, the effect period is prolonged, the degradation speed of the high-molecular compound is reduced by 20% or more, and the duration of efficacy of the inhibitor is prolonged by 30% or more, so as to achieve the purpose of long-effect sand fixation. The method is environmentally friendly and simple in operation, and has higher application value, and the desert soil leveling and stirring are not needed.
Patent WO-2019128496-A1 (WO)
Inventor: LIU YUDA
IPC: G05D1/02
Filed: 2018-11-12
Abstract: L'invention concerne un procédé et un appareil permettant de commander le mouvement d'un dispositif, et un dispositif électronique. Le procédé consiste : à détecter des informations de position, par rapport à un dispositif cible, d'un objet dans une plage cible autour du dispositif cible (101) ; à obtenir des informations d'image collectées par le dispositif cible (102) ; à déterminer des données initiales sur la base des informations de position, les données initiales étant de multiples ensembles de valeurs alternatives d'un paramètre de mouvement (103) ; et à sélectionner, parmi les multiples ensembles de valeurs alternatives sur la base des informations d'image, une valeur cible du paramètre de mouvement actuellement utilisé pour commander le mouvement du dispositif cible (104). Par conséquent, le dispositif cible peut être réglé en temps réel selon l'environnement ambiant.
Patent WO-2019179134-A1 (WO)
Title: 移位寄存器及其驱动方法、栅极驱动电路和显示装置
Inventor: FENG SILIN
IPC: G11C19/28
Filed: 2018-11-12
Abstract: 移位寄存器包括的第一输入子电路（10）配置为在第一输入端（Input1）的控制下，将第一控制端（FW）的电压输出至上拉节点（PU）；第一输出子电路（20）配置为在移位寄存器的第一输出阶段，在上拉节点（PU）的控制下，将时钟信号端（CLK）的高电平输出至输出端（Oput）；第二输出子电路（30）连接到输出端（Oput）、第二输出控制端（CN）和第一电压端（VGM），第二输出子电路（30）配置为在移位寄存器的第二输出阶段，在第二输出控制端（CN）的控制下，将第一电压端（VGM）的电压输出至输出端（Oput）。
Patent WO-2019114697-A1 (WO)
Title: 显示驱动模块、显示装置和电压调整方法
Inventor: ZHANG BO
IPC: G09G3/32
Filed: 2018-12-11
Abstract: 一种显示驱动模块、显示装置和电压调整方法，显示驱动模块包括：源极驱动单元（1）和电源单元（2），源极驱动单元（1）用于根据获取到的亮度控制因子生成对应的电压控制信号，电源单元（2）用于根据电压控制信号调节输出至发光器件（OLED）的阴极的工作电压，工作电压随着亮度控制因子所对应的显示亮度的增大而减小或不变，且在控制亮度因子对应最小显示亮度时电源单元（2）所输出的工作电压大于在控制亮度因子对应最大显示亮度时电源单元（2）所输出的工作电压，可提升显示装置在显示亮画面时的亮度，以及降低显示装置在显示暗画面时的亮度，进而能提升显示效果。
Patent WO-2020093516-A1 (WO)
Title: Fenton-like catalytic material with dual -reactive centers and preparation method therefor
Inventor: WANG JINNAN
IPC: B01J37/10
Filed: 2018-12-13
Abstract: The present invention discloses a fenton-like catalytic material with dual reactive centers and a preparation method therefor. The method comprises the following steps: (1) placing a nitrogen-containing compound into a muffle for roasting, then dissolving the product into deionized water to form a turbid liquid solution; (2) dissolving aluminum nitrate nonahydrate, copper nitrate trihydrate and glucose into deionized water to form solution C; (3) adding the turbid liquid solution drop by drop into solution C, then performing airtight hydrothermal reaction and rinsing centrifugal drying to obtain a solid; (4) roasting the obtained solid in the muffle to obtain the fenton-like catalytic material. The catalytic material has a complete cone-shaped mesoporous structure with a large specific surface area, thereby exposing more catalytic active sites such that H 2 O 2  can carry out reduction reaction in electron-rich center as much as possible to produce hydroxyl redials. The novel catalytic material can well remove various poisonous organic pollutants under neutral conditions, and can realize highselectivity conversion of H 2 O 2 .
Patent WO-2019205683-A1 (WO)
Title: Three-phase and four-degree-of-freedom axial phase splitting bearingless flywheel motor
Inventor: ZHU ZHIYING
IPC: H02K3/04
Filed: 2018-12-24
Abstract: The present invention relates to a three-phase and four-degree-of-freedom axial phase splitting bearingless flywheel motor, comprising a stator, a stator sleeve, a rotor, a rotor sleeve, and a flywheel. The stator and the rotor are divided into three parts in an axial direction, i.e., phase A, phase B, and phase C. An axial magnetizing permanent magnet is mounted between two adjacent phases. Twelve rotor poles and provided at equal intervals on inner sides of phase A, phase B, and phase C rotor iron cores, separately. Phase A rotor pole, phase B rotor pole, and phase C rotor pole are staggered at one-third rotor pole distance in sequence in a peripheral direction. Automatic start is carried out by enabling or disabling angle setting. Phase A and phase C stator iron cores are provided with eight narrow cogging torque poles and four wide cogging suspension poles, respectively. Phase B stator is provided with twelve equal-width torque poles. Control coils are wound on the torque poles and the suspension poles, separately. According to the present invention, automatic start and four-degree-of-freedom suspension are achieved, and effects of decreasing the torque pulsation and improving the torque output are achieved.
Patent WO-2020073529-A1 (WO)
Title: 一种异形的空腔三模谐振结构及含有该谐振结构的滤波器
Inventor: MENG QINGNAN
IPC: H01P1/207
Filed: 2018-12-29
Abstract: 本发明专利公开了一种异形的空腔多模谐振结构及含有该谐振结构的滤波器，包括空腔和盖板，空腔内设置有介质谐振块和介质支撑架，空腔的至少一个端面内凹或外凸，介质谐振块的至少一个端面外凸或内凹，介质谐振块与介质支撑架构成三模介质谐振杆，类似正方体介质谐振块一端或者任意端分别与介质支撑架连接，介质支撑架与空腔内壁进行连接，介质谐振块在空腔的X、Y、Z轴三个方向形成三模谐振。使用了本发明的空腔滤波器能够保证谐振杆与腔体的较小间距下获得高Q值，同时增大了调谐螺杆的调谐范围，同时降低了空腔与介质谐振块间的小间距对谐振频率的敏感度，便于生产调试，降低了生产成本。
Patent WO-2020000982-A1 (WO)
Title: 振膜和扬声器
Inventor: GUO XIANG
IPC: H04R9/14
Filed: 2018-12-29
Abstract: 本发明公开一种振膜及扬声器，其中，该振膜包括中间部以及环绕于所述中间部外周的凸出的折环部，所述折环部包括第一直边部、第二直边部、及连接第一直边部、第二直边部的弧形拐角部，所述弧形拐角部和与之相连的第一直边部、第二直边部的端部构成拐角区域；所述拐角区域上设有花纹，所述花纹沿着其所在位置的折环部的环绕方向成上下起伏的波浪状延伸，所述花纹具有多条波峰线和波谷线，且所述花纹的沿其所在位置的折环部的环绕方向的截面呈连续折弯的光滑曲线设置，所述光滑曲线具有多个波峰和波谷。本发明的技术方案可降低振膜折环部的应力集中现象，提高扬声器的性能可靠性以及声学性能。
Patent WO-2020107628-A1 (WO)
Inventor: LIANG DONG
IPC: G16H40/60
Filed: 2018-12-29
Abstract: 一种医学影像应用信息传输方法、装置、设备及介质，该方法包括：根据接收的应用访问请求，确定应用访问请求所对应的影像设备，并获取影像设备的应用权限（S110）；根据影像设备的应用权限确定与影像设备对应的医学影像应用，并向影像设备传输医学影像应用所对应的医学影像应用信息（S120）。
Patent WO-2020142898-A1 (WO)
Title: Matériau à skyrmion magnétique contrôlable, son procédé de préparation et son utilisation
Inventor: WANG GAN
IPC: H01L43/08
Filed: 2019-01-08
Abstract: L'invention concerne un matériau à skyrmion magnétique contrôlable, son procédé de préparation et son utilisation. Le matériau à skyrmion magnétique est principalement composé d'un matériau magnétique et de nanofeuilles élémentaires bidimensionnelles incorporées dans le matériau magnétique. Le procédé de préparation comprend les étapes suivantes : (1) Sous une condition de vide ultra-élevé, la croissance épitaxiale d'une couche tampon sur une surface d'un substrat semi-conducteur ; et (2) sous une condition de vide ultra-élevé, la croissance épitaxiale d'un matériau magnétique intégré avec des nanofeuilles élémentaires bidimensionnelles sur une surface de la couche tampon dans l'étape (1), de façon à obtenir le matériau magnétique skyrmion.
Patent WO-2019154416-A1 (WO)
Title: Substituted bisphenyl butanoic ester derivatives as nep inhibitors
Inventor: ZHU SAIJIE
IPC: A61K31/4245
Filed: 2019-02-11
Abstract: The present disclosure provides a compound of Formula (I); or a pharmaceutically acceptable salt thereof, wherein R 1  and R 2  manufacturing the compounds of the disclosure, and its therapeutic uses. The present disclosure further provides pharmaceutical composition of the compounds of the disclosure and a combination of pharmacologically active agents and a compound of the disclosure.
Patent WO-2019218758-A1 (WO)
Title: Method and apparatus for configuring preferential information for service object provider, method and apparatus for presenting preferential information, electronic device, and storage device
Inventor: LUO HAN
IPC: G06Q30/02
Filed: 2019-03-07
Abstract: A method and apparatus for configuring preferential information for a service object provider, a method and apparatus for presenting configured preferential information, an electronic device, and a storage device. The method for configuring preferential information for a service object provider comprises: determining profit data of a service object provider in a profit dimension related to the service object provider (S101); determining, according to the profit data, preferential information recommended to the service object provider (S102); and configuring the preferential information to the service object provider (S103), so that a configured or recommended preferential activity can better fit the actual state of a merchant, thereby avoiding troubles of the preferential activity to the merchant caused by different geographical locations, labor costs, dish costs, etc.
Patent WO-2020140322-A1 (WO)
Inventor: WU BIN
IPC: F04D29/70
Filed: 2019-03-08
Abstract: 一种设有保护罩（6）的磁力泵，包括磁力泵底座（1）、电机（2）和泵壳（5）；磁力泵底座（1）内设有磁力传动组件（3）和叶轮组件（4）；泵壳（5）上设有进水口（50）和出水管（51），泵壳（5）盖设于磁力泵底座（1）上；保护罩（6）套设于泵壳（5）上，保护罩（6）的一端延伸至泵壳（5）和磁力泵底座（1）之间的连接处；保护罩（6）上设有与出水管相对应的避空槽（60），保护罩（6）上设有活动卡扣（61），活动卡扣（61）位于避空槽（60）的开口处。保护罩（6）盖住泵壳（5）和磁力泵底座（1）之间的连接处，防止液体从连接处喷出，避免对周边物体和人产生伤害。
Patent WO-2019184695-A1 (WO)
Title: Optical lens and camera module and assembling method therefor
Inventor: WANG MINGZHU
IPC: G02B7/02
Filed: 2019-03-12
Abstract: The present application provides an optical lens, comprising: a first lens member, including at least one first lens; a second lens member, including a second lens barrel and at least one second lens mounted in the second lens barrel; the at least one first lens and the at least one second lens jointly form an optical system capable of imaging; and the at least one first lens and the at least one second lens have at least one free-form surface lens; and a connecting medium, adapted to fix the first lens member and the second lens member together. The present application further provides a corresponding camera module and an assembling method for the optical lens and the camera module.
Patent WO-2019192346-A1 (WO)
Title: Display device and drive method therefor
Inventor: GAO XIANYONG
IPC: G02F1/1334
Filed: 2019-03-25
Abstract: A display device and a drive method, the display device comprising: an edge-lit backlight module (100); a liquid crystal display panel (200) positioned on the light-emergent side of the edge-lit backlight module (100); and a polymer liquid crystal film (300) positioned between the liquid crystal display panel (200) and the edge-lit backlight module (100), and comprising a plurality of closely arranged independent dimming areas (310), each dimming area (310) being configured for independent control of light transmittance. The present display device takes advantage of the characteristics of the polymer liquid crystal film (300), loading different driving voltages in different dimming areas (310) and changing the transmittance of the polymer liquid crystal film (300). Adjustment of the backlight brightness of different dimming areas (310) can be realized without needing to alter the light source, realizing local dimming, and thus increasing the contrast of the display image, improving the visual effect thereof.