baber/WOPTO huggingface dataset:
Patent WO-2020224240-A1 (WO)
Title: Goa circuit, display panel and display device
Inventor: XUE YAN
IPC: G09G3/3266
Filed: 2019-11-26
Abstract: A GOA circuit, a display panel and a display device. The GOA circuit comprises m cascaded GOA units, wherein an Nth stage GOA unit comprises: a pull-up control module (100) for pulling up the potential of a first node (Q); a first pull-up module (200) for pulling up the potential of an nth stage stage-transfer signal (Cout(n)); a second pull-up module (300) for pulling up the potential of a first output end (Out(n)), the second pull-up module comprising: a pull-up unit (31) comprising a pull-up thin-film transistor (T21), and a voltage stabilizing unit for eliminating the influence of the threshold voltage of the pull-up thin-film transistor (T21) on the potential of the first output end (Out(n)), wherein the voltage stabilizing unit is connected to the pull-up thin-film transistor (T21) and the first output end (Out(n)) respectively; a pull-down module (400) for pulling down the potential of the first node (Q), a second node (M) and the first output end (Out(n)); and a pull-down holding module (500) for holding the potential of the first node (Q) when the first node (Q) is at a low potential. According to the GOA circuit, the display panel and the display device, the distortion of an output signal can be avoided.
Patent WO-2021036098-A1 (WO)
Title: 一种涉及催化剂再生及反应器双在线切换的丙烷脱氢工艺
Inventor: GAO JUN
IPC: B01J8/26
Filed: 2019-12-12
Abstract: 一种涉及催化剂再生及反应器双在线切换的丙烷脱氢工艺，包括催化脱氢过程和催化剂再生过程；原料在换热器中与从最后一级反应器中流出的产品气进行换热，之后经过加热炉加热进入反应器，每一级反应器都配一个中间加热炉，工艺气经加热炉加热到反应温度进入到下一级反应器，其中最后一级反应器设置两台反应器，分为运行反应器和备用反应器，两台反应器可以进行自由切换，从最后一级反应器流出的产品气与原料进行换热，之后冷却，随后进入分离系统进行分离得到最终产物丙烯。从最后一级反应器参与完反应的待再生的催化剂通过催化剂收集器收集后进行淘析、烧焦获得再生后的催化剂，再生后的催化剂依次进入各级反应器参与反应，实现催化剂循环使用。
Patent WO-2021114308-A1 (WO)
Inventor: CHEN GUOHUI
IPC: H05K1/02
Filed: 2019-12-14
Abstract: The present utility model provides a flexible circuit board, comprising a flexible circuit board main layer and a reinforcement layer attached on the flexible circuit board main layer. The flexible circuit board main layer comprises a first surface and a second surface disposed opposite to each other. The reinforcement layer is attached to the first surface and/or the second surface, and is provided with a fracture dividing the reinforcement layer into at least two reinforcement sub-segments spaced apart from each other. When compared with the related art, the flexible circuit board and the sound producing device of the present utility model avoids the undesirable occurrence of warpage of flexible circuit boards.
Patent WO-2020135144-A1 (WO)
Title: 对象偏好预测的方法、装置和计算机可读介质
Inventor: LIU TIANQIAO
IPC: G06Q30/02
Filed: 2019-12-17
Abstract: 本公开的实施例涉及对象偏好预测的方法、装置和计算机可读介质。该方法包括：获取评价信息，评价信息指示用户集中的部分用户针对对象集中的部分对象的偏好值；获取用户集和对象集中至少一个的辅助信息，辅助信息指示用户集中的相应用户和对象集中的相应对象中的至少一个的属性；基于评价信息和辅助信息，利用矩阵分解模型确定用户特征表示和对象特征表示；以及基于用户特征表示和对象特征表示，确定用户集中的目标用户针对对象集的目标对象的偏好预测值，目标用户对目标对象的偏好值未在评价信息中指示。基于这样的方法，可以在推荐过程中考虑针对用户集和对象集中至少一项的辅助信息，从而实现更为精准的推荐。
Patent WO-2020135239-A1 (WO)
Inventor: LI YAOMING
IPC: A01D41/127
Filed: 2019-12-20
Abstract: 一种头季再生稻的多层分段-留茬割刀装置及控制方法和头季再生稻的联合收获机，多层分段-留茬割刀装置包括割台（1）、分段割刀（2-1）和留茬割刀（2-2），至少1把分段割刀（2-1）位于割台（1）下后方，且分段割刀（2-1）铰接在行走底盘（9）上，通过第二执行机构控制分段割刀（2-1）的切割高度；留茬割刀（2-2）位于分段割刀（2-1）下后方，且留茬割刀（2-2）铰接在行走底盘（9）上，通过第三执行机构控制留茬割刀（2-2）的切割高度。
Patent WO-2021134580-A1 (WO)
Title: Communication transmission method, device and system
Inventor: JIA CHANGQING
IPC: H04L29/08
Filed: 2019-12-31
Abstract: Disclosed in the present application are a communication transmission method, device and system, used for improving the quality of communication transmission. The method comprises: a first communication device is determined to be in a supercooled state; the first communication device sends first auxiliary information to a second communication device, the first auxiliary information being used for indicating that the first communication device is in a subcooled state. By means of the method, when the first communication device is in a subcooled state, the first communication device notifies the second communication device of the subcooled state thereof by means of the auxiliary information, so that the second communication device can know that the first communication device is currently in a subcooled state after receiving the auxiliary information, so as to perform corresponding operation on the first communication device in a timely manner according to the current state of the first communication device to ensure the quality of communication transmission.
Patent WO-2021134701-A1 (WO)
Inventor: XU SHENGFENG
IPC: H04W4/40
Filed: 2019-12-31
Abstract: 本申请实施例提供D2D通信方法、装置及系统，涉及通信技术领域，能够解决现有D2D通信中无法满足不同业务应用对服务质量的要求的技术问题。方法包括：第一终端建立第一终端与第二终端之间的侧行链路，侧行链路与侧行链路切片对应；第一终端在侧行链路上，通过侧行链路切片对应的物理传输资源与第二终端进行通信。
Patent WO-2020143523-A1 (WO)
Inventor: YANG ANG
IPC: H04W52/02
Filed: 2020-01-02
Abstract: The present disclosure provides an antenna panel control method, terminal device, and network-side device, said method comprising: determining a first antenna panel to be closed; controlling the first antenna panel to be in a closed state.
Patent WO-2020156202-A1 (WO)
Inventor: XIAO WEIHONG
IPC: H04B17/21
Filed: 2020-01-16
Abstract: 本申请提供一种射频通道的校正方法和装置及天线和基站。该天线包括：三个以上射频接口和设置于三个以上射频接口之间的馈电网络，三个以上射频接口分别连接一个与射频拉远单元RRU之间的射频通道；其中，第一接口用于接收来自RRU的信号，并将信号通过馈电网络传输至第二接口；第二接口用于向RRU发送信号；馈电网络包括馈电主电路、校正信号电路和开关；校正信号电路用于传输从第一接口到第二接口的校正信号，校正信号用于校正连接于第一接口上的射频通道的相位和幅度；开关用于对校正信号和馈电主电路上的信号进行隔离。本申请既可以减少馈电主电路上的信号对校正信号的干扰，保证校正结果的正确性，又可以兼容各类RRU设备。
Patent WO-2020164585-A1 (WO)
Inventor: YANG ANG
IPC: H04W72/04
Filed: 2020-02-14
Abstract: 本公开公开了一种非授权频段的上行传输方法、终端及网络设备，该方法包括：对调度资源进行侦听，得到相应的侦听结果；根据侦听结果，在调度资源中发送传输块。
Patent WO-2020187074-A1 (WO)
Inventor: Wen Quanhao
IPC: H04M1/02
Filed: 2020-03-09
Abstract: An electronic device, a display screen assembly, and a cover plate. The electronic device (10) comprises: a display screen (200); a middle frame (100) that comprises a bezel provided with a groove (111), wherein the bezel is provided with a through hole (112) passing through the bottom of the groove (111); a camera module (400), wherein at least a part of the structure of the camera module is located in the bezel, and the camera module (400) comprises a lens (411) that is exposed by means of the through hole (112); and a cover plate (300) that comprises a protruding plate (320) and a substrate (310), wherein the protruding plate (320) protrudes out from the edge of one side of the substrate (310), the substrate (310) covers the display screen (200), the protruding plate (320) is accommodated in the groove (111) and covers the lens (411), the protruding plate (320) comprises a top side surface (321) and a first outer surface (324), the top side surface (321) and the first outer surface (324) intersect to form a right angle, or a first transition surface (321a) is formed between the top side surface (321) and the first outer surface (324) by means of a chamber, and the width of the first transition surface (321a) is 0.1-0.8 mm.
Patent WO-2020228412-A1 (WO)
Inventor: ZHU XIAOBING
IPC: F25D17/06
Filed: 2020-03-18
Abstract: Disclosed are a modular universal air supply device for a refrigerator, the refrigerator, and a method for manufacturing the refrigerator. The modular universal air supply device comprises: an air duct main body (20); two optional widening modules (30) arranged on two lateral sides of the air duct main body (20); and a first optional air duct covering plate (40) and/or a second optional air duct covering plate (50) each comprising a front cover part (41) and two connection parts (42) arranged on two lateral sides of the front cover part (41); the front cover parts (41) are arranged on a front side of the air duct main body (20), and each connection part (42) is configured to be mounted on a refrigerator body; and the second optional air duct covering plate (50) further comprises two widening cover parts (51), and each widening cover part (51) is connected to one lateral side of a front cover part (41) and is arranged on a front side of one optional widening module (30). The universality of the refrigerator body and air duct foam can be improved, the molding cost is reduced, waste in terms of administration caused by too many air ducts and refrigerator bodies is reduced, air ducts with different apparent widths can be installed in the same refrigerator body, and cross-platform air duct module universality and refrigerator body universality are achieved.
Patent WO-2020258955-A1 (WO)
Inventor: LU GUANGYIN
IPC: G06Q10/08
Filed: 2020-03-26
Abstract: Provided are a method and apparatus for sharing a delivery box. The method comprises: receiving article receiving and sending information that indicates to use a delivery box for delivery (201), wherein the article receiving and sending information comprises target address information, and the target address information is used for indicating a fixed starting position where the delivery box is used for carrying an article; determining matched delivery box information from a preset delivery box information set (202), wherein position information and usage state information in the matched delivery box information meet preset matching conditions, the delivery box information comprise the position information, first identifier information, and the usage state information, and the usage state information is used for characterizing whether the delivery box indicated by the corresponding first identifier information is occupied; and updating the usage state information in the matched delivery box information into information characterizing that the delivery box is occupied (203). The method achieves the allocation of an existing delivery box according to a position and a usage state, thereby improving the utilization rate of the delivery box.
Patent WO-2021082346-A1 (WO)
Inventor: YANG YINGHAN
IPC: H05B45/30
Filed: 2020-03-30
Abstract: A colorful light apparatus controlled by input edge signals from a power supply line includes an signal edge generator configured to generate signal edges and output the signal edges to a power supply line; a plurality of LED modules, where each LED module comprises an LED group and an LED driver to drive the LED group based on the signal edges from the power supply line. Said LED modules are electrically connected between a common anode and a common cathode. Said controllable switch module is turned between on and off controlled by the control circuit of said signal edge generator. Signal edges are generated when said controllable switch module turns from on to off, or said controllable switch module turns from off to on. Compared with the current technologies, the signal edges are carried from the power supply line by the controllable switch module switching between on and off to control the power supply line on and off in the colorful light. Those led groups are drive to get many different color patterns with each led module and its drivers connected to the power supply line directly. This makes the circuit simple and reduces cost.
Patent WO-2021134946-A1 (WO)
Title: Polyimide composite and preparation method therefor and use thereof
Inventor: WANG YAMIN
IPC: C08L87/00
Filed: 2020-03-31
Abstract: The present invention relates to the technical field of material science, in particular to a polyimide composite and a preparation method therefor and a use thereof. The structural general formula of the polyimide composite is: SiO  2 -(β-CD-Ada)  x /PI, wherein x=3-5. The polyimide composite provided by the present invention has self-repairing and anti-aging functions.
Patent WO-2021128643-A1 (WO)
Title: 一种半导体硅材料耗材生长炉及硅材料制备方法
Inventor: LI HUI
IPC: C30B11/00
Filed: 2020-04-02
Abstract: 提供一种半导体硅材料耗材生长炉及硅材料制备方法。生长炉包括炉体、位于炉体内的隔热屏、加热装置、坩埚。坩埚被可升降的坩埚轴支撑，通过下降坩埚及坩埚轴，通过坩埚轴和下隔热屏的位置配合，造成坩埚底部中心过冷的方式，避免提升加热器或隔热屏的方式，使坩埚上方的热场件产生运动，造成附着的沉积物散落进坩埚，提高了晶体纯度。坩埚底部中心过冷的方式配合多段加热器营造的热场环境，不仅可以维持固液生长界面相对加热器的高度位置不变，保证生长界面处热环境的稳定，还可以形成由固体凸向液体的生长界面，便于结晶过程中排杂，提高晶体纯度。
Patent WO-2021203408-A1 (WO)
Inventor: TANG JIA
IPC: H01M4/13
Filed: 2020-04-10
Abstract: 一种负极活性材料及使用其的电化学装置和电子装置，该一种负极活性材料在一定颗粒体积累计分布下具有特定的宽长比和球形度，有助于改善电化学装置的倍率性能、动力学性能和变形问题。
Patent WO-2021036283-A1 (WO)
Title: Under-display illumination with external light sources
Inventor: HE YI
IPC: G06F3/041
Filed: 2020-04-15
Abstract: A display module (1710,1810,1910,2010) can include a number of display micro-structures, such as pixels and electrodes. The arrangements of optical structures are provided herein to output under-display illumination energy and to direct the energy in a manner that passes completely or mostly through gaps between the display micro-structures. Additional features are provided, such as light conditioning to facilitate transmission of light energy through a dark coating layer (1745), and/or use of multiple optical structures to provide illumination energy with different optical characteristics.
Patent WO-2020238495-A1 (WO)
Title: Optical imaging lens
Inventor: GENG XIAOTING
IPC: G02B13/18
Filed: 2020-04-22
Abstract: Provided is an optical imaging lens. The optical imaging lens successively comprises, along an optical axis from an object side to an image side: a first lens with a negative optical power; a second lens with an optical power and with an image side surface being convex; a third lens with an optical power and with an object side surface being convex; and a fourth lens with a negative optical power and with an object side surface being convex and an image side surface being concave, wherein a spacing distance T12 between the first lens and the second lens on the optical axis, a spacing distance T23 between the second lens and the third lens on the optical axis, and the half ImgH of the diagonal length of an active pixel area on an imaging surface of the optical imaging lens satisfy 0.4 < (T12 + T23)/ImgH < 0.6.
Patent WO-2020182222-A1 (WO)
Title: 一种轻型便捷气动式茶砖制备装置
Inventor: MAI GAIFENG
IPC: B30B1/38
Filed: 2020-04-23
Abstract: 一种轻型便捷气动式茶砖制备装置，包括工作台、设置在工作台底部的支撑装置、设置在支撑装置顶部的冲压装置和设置在工作台顶部的限位装置，所述工作台的底部设有一个敞口向上的矩形容纳腔，所述支撑装置包括支撑组件，所述冲压装置包括动力组件、冲压组件和防水组件，所述冲压组件包括冲压块。通过限位块、矩形容纳腔和冲压块共同构成一个用于盛放茶叶的工作仓，再通过冲压块进行冲压，将工作仓内的茶叶挤压成茶砖，完成冲压的茶砖可和限位块一同顶出，便于取出，并且工作台底部设有接水盘，用来接挤压过程中的水分。
Patent WO-2021217306-A1 (WO)
Title: Prs配置处理方法及装置、通信设备及存储介质
Inventor: DONG XIANDONG
IPC: H04W4/02
Filed: 2020-04-26
Abstract: 本公开实施例公开了一种定位参考信号配置处理方法及装置、通信设备及存储介质。应用于定位管理功能LMF的定位参考信号PRS配置处理方法，包括：下发携带有多套PRS配置的第一配置信息，其中，多套所述PRS配置对应于一个基站或一个TRP；所述PRS配置用于用户设备UE的定位测量。
Patent WO-2020221308-A1 (WO)
Inventor: WANG WEN
IPC: H04W76/14
Filed: 2020-04-29
Abstract: Disclosed in embodiments of the present invention are a PC5 link establishment method, device and system. The method comprises: a first UE sends a direct communication request message, the direct communication request message carrying an identifier of the first UE and being used for requesting to establish a PC5 link; the first UE receives a direct communication acceptance message sent by a second UE, the direct communication acceptance message carrying an identifier of the second UE and being used for accepting establishing the PC5 link with the first UE.
Patent WO-2021223134-A1 (WO)
Inventor: WENG YANLIN
IPC: G06T15/04
Filed: 2020-05-07
Abstract: 一种基于可微渲染器的从单幅图像求解人脸反射材质的方法。该方法主要分为五个步骤：图像中人脸3D几何信息的计算、人脸反射隐空间与球谐光照的初始化、人脸反射隐空间到人脸反射材质图像的解码、人脸反射材质的质量提升、迭代优化人脸反射材质的隐空间系数和球谐光照系数并根据反射材质隐空间系数求解人脸反射材质。该方法可以根据一张正面中性表情的人脸图片迭代求解高质量人脸材质，利用得到的材质进行人脸重建以及再渲染的结果均达到当前最先进技术的水平。所述方法可以应用在一系列应用中，如人脸材质的捕捉，人脸的重建，以及真实人脸渲染等应用。
Patent WO-2021223248-A1 (WO)
Inventor: LIN JIAYAN
IPC: A61M25/01
Filed: 2020-05-08
Abstract: 一种使用血压来跟踪心脏循环事件的系统，其包括：压力测量装置（10），其被配置为分别测量血管内靠近近端侧和血管内远离近端侧的压力并生成第一压力信号和第二压力信号；以及主机（20），其与压力测量装置（10）连接并接收第一压力信号以及接收第二压力信号，主机（20）基于第一压力信号和第二压力信号区分各个心动周期并计算出第二压力信号的压力值与跟第二压力信号的压力值对应的第一压力信号的压力值之比获得压力比值并生成目标压力波形，主机（20）基于目标压力波形获得目标导数波形，基于目标导数波形确定任一心动周期中的目标时期，从而获得目标时期内对应的压力比值的平均值，目标时期为该心动周期中目标导数波形的导数值在预设数值范围内变化的时期。
Patent WO-2021226762-A1 (WO)
Inventor: WANG SHUBIN
IPC: A61K9/51
Filed: 2020-05-09
Abstract: 一种肿瘤微环境响应型纳米复合载药系统及其制备方法和应用，该载药系统包含嵌段聚合物、抗肿瘤药物和姜黄素。其中嵌段聚合物为肿瘤微环境响应性聚合物，抗肿瘤药物和姜黄素包裹于嵌段聚合物内。制备方法工艺简单、成本低廉、普适性高，所制得的肿瘤微环境响应型纳米复合载药系统具有生物相容性好、药物负载率高、肿瘤微环境响应灵敏和逆转多药耐药等优点，能够有效降低抗肿瘤药物的系统毒性，同时抑制耐药肿瘤细胞中的P-gP蛋白表达，实现对多药耐药肿瘤的有效逆转，在癌症治疗方面具有重要的指导和应用价值。
Patent WO-2021227089-A1 (WO)
Inventor: HE CHUANFENG
IPC: H04W72/04
Filed: 2020-05-15
Abstract: 本申请实施例提供了一种无线通信方法、终端设备和网络设备，其中在数据信道的重复传输场景下，可以获取DMRS在数据信道的重复传输中的时域相对位置和/或频域相对位置的方法。重复传输中的至少两次传输上的参考信号的时域相对位置不同，和/或，频域相对位置不同。
Patent WO-2021232251-A1 (WO)
Inventor: YANG FUZHENG
IPC: H04N19/96
Filed: 2020-05-19
Abstract: 本申请实施例提供了一种点云编解码方法、编码器、解码器及存储介质，包括：确定待编码/解码点云的包围盒；基于莫顿码顺序对待编码/解码点云的包围盒进行八叉树划分时，获取当前节点的坐标信息；基于坐标信息确定第一邻居模式；基于第一邻居模式，确定当前节点的熵编码参数/熵解码参数；基于熵编码参数/熵解码参数对当前节点的占位信息进行熵编码/熵解码。这样，利用第一邻居模式，即当前节点被占用邻居节点的位置分布，对当前节点中子节点的熵编码参数/熵解码参数进行预测，利用预测得到的熵编码参数/熵解码参数对子节点的占位信息进行熵编码/熵解码参数，很好地利用相邻节点之间的几何空间相关性进行编解码，来提升几何编解码性能。
Patent WO-2020244467-A1 (WO)
Inventor: WANG JIANGUO
IPC: G01S13/50
Filed: 2020-05-29
Abstract: A method and device for motion state estimation, related to the field of wireless communication and autonomous driving/smart driving. The method comprises: S301: acquiring multiple pieces of measurement data via a first sensor, where each piece of measurement data at least comprises speed measurement information; and S302: obtaining a motion state of the first sensor on the basis of the measurement data corresponding to a target reference object in the multiple pieces of measurement data, the motion state at least comprising a speed vector of the first sensor. The employment of the method allows the acquisition of accurate motion state of the first sensor, further increases the capability of vehicle autonomous driving or that of an advanced driver assistance system (ADAS), and is applicable in an Internet of Vehicles, such as Vehicle-to-Everything (V2X), Long-Term Evolution-Vehicle (LTE-V), and Vehicle-to-Vehicle (V2V).
Patent WO-2021243559-A1 (WO)
Inventor: MA LEI
IPC: H04R25/00
Filed: 2020-06-02
Abstract: Provided are a bone conduction-based clamping device and a processing method. Said device comprises a handle, a clamping structure provided on one side of the handle, and a sound generating processor provided inside the handle. A user, by using a clamping structure to clamp food, a puts the food into their mouth, and a vibration signal generated by the sound generating processor is transmitted to the food by means of the clamping structure and then transmitted to their auditory system by means of oral tissues or teeth of the user, thereby avoiding the pressing feeling caused by wearing in a squeezed manner. Putting the clamping device into their mouth can also reduce the sound leakage, improve the sound quality and protect the privacy, and can also replace food by means of the clamping structure, thereby guaranteeing hygiene and health. In addition, the present invention can improve the usage rate of the device, and can also realize multi-user sharing, achieving the effects of energy conservation and environmental protection.
Patent WO-2021057119-A1 (WO)
Inventor: GAO YINTANG
IPC: F24F140/20
Filed: 2020-06-19
Abstract: 一种空调的控制方法、系统及空调，涉及制冷设备技术领域。其中，空调的室内机具有第一出风口和第二出风口，方法包括：当空调处于单口出风制冷模式时，检测室内蒸发器管温是否降至第一预定温度，其中，第一预定温度大于停机保护温度；如果是，则增大节流装置的开度。
Patent WO-2021098210-A1 (WO)
Inventor: LI YONGYAO
IPC: G06F13/16
Filed: 2020-06-23
Abstract: Provided are a margin detection method and apparatus for a data signal, and a storage device, belonging to the technical field of communications. A data signal receiving end can adjust the voltage of a reference power source end on the basis of a plurality of reference voltages comprised in a reference voltage set, and can adjust, on the basis of a plurality of reference moments comprised in a reference moment set, a moment in which an edge of a data strobe signal transmitted by a data signal transmitting end is located; during the adjustment process, for each reference voltage and each reference moment, whether data obtained by decoding a data signal has an error code can be determined when the voltage of the reference power source end is the reference voltage and the moment of the edge of the data strobe signal is the reference moment, such that a timing margin of the data signal under each reference voltage and a voltage margin at each reference moment are thus obtained. The data signal receiving end realizes the automatic detection of the timing margin and the voltage margin of the data signal, and the efficiency and accuracy of detection are thus higher.
Patent WO-2021017721-A1 (WO)
Title: Intelligent question answering method and apparatus, medium and electronic device
Inventor: ZHANG GUOHUI
IPC: G06F16/33
Filed: 2020-06-29
Abstract: An intelligent question answering method and apparatus, a medium and an electronic device. The method comprises: preprocessing a question inputted by a user and a plurality of question templates in a preset template library to obtain keywords of the question and question templates respectively; inputting question and template keyword group pairs composed of the keywords of the question and the keyword of each question template to an established semantic parser that comprises a multi-layer word similarity determination model to obtain the degree of similarity between the question and each question template outputted by the semantic parser; acquiring a standard question template from all question templates in the preset template library according to the degree of similarity; and determining an answer to a question corresponding to the standard question template and outputting the answer to the question. The described method may obtain the answer that best matches the question of a user with respect to the question, which improves the efficiency and accuracy of question and answer matching, thereby improving the matching effect.
Patent WO-2021000869-A1 (WO)
Inventor: LI WENYANG
IPC: G02F1/13357
Filed: 2020-06-30
Abstract: A backlight module and a display panel. The backlight module comprises a back plate (10), an optical film material (11), and a light-emitting component (12); the back plate (10) comprises a bottom plate (100), a first side plate (101a), and a second side plate (101b); the first side plate (101a) and the second side plate (101b) are disposed on two opposite sides of the bottom plate (100) in a first direction; and the first side plate (101a) and the second side plate (101b) are each provided with a supporting portion (1010) protruding toward the inner side of the back plate (10). The optical film material (11) is disposed on a side, facing away from the bottom plate (100), of the supporting portion (1010), and two opposite ends of the optical film material (11) are supported on the supporting portions (1010). The light-emitting component (12) is disposed on the bottom plate (100) and located on a side, facing the bottom plate (100), of the supporting portion (1010), and the light-emitting direction of the light-emitting component (12) faces the optical film material (11).
Patent WO-2021017761-A1 (WO)
Title: Liquid crystal composite material, optical switching device, display apparatus, and method for manufacturing same
Inventor: LI WENBO
IPC: G02F1/139
Filed: 2020-07-06
Abstract: Disclosed is a liquid crystal composite material, comprising a polymer matrix, and light blocking bodies dispersed in the polymer matrix, wherein when no voltage is applied, the light blocking bodies are randomly oriented, so that the liquid crystal composite material is in a black state; and when a voltage is applied, the light blocking bodies are sequentially oriented, and the polymer matrix scatters incident light, so that the liquid crystal composite material is in a scattering state. Further disclosed are an optical switching device, a display apparatus, and a method for manufacturing the liquid crystal composite material, the optical switching device and the display apparatus.