baber/WOPTO huggingface dataset:
Patent WO-2019233207-A1 (WO)
Title: Mobile robot
Inventor: LI HONGBO
IPC: B25J15/00
Filed: 2019-04-24
Abstract: A mobile robot, comprising: a first carrying device (102), the first carrying device (102) being configured to carry a first item; a second carrying device (103), the second carrying device (103) being configured to carry a second item; a control device, the control device being separately connected to a first drive device (101a) and a second drive device (101b), and configured to control the first drive device (101a) and the second drive device (101b) to work; the first drive device (101a), the first drive device (101a) being configured to drive, under the control of the control device, the mobile robot to walk along a delivery path matching the direction of the first item and the second item; and the second drive device (101b), the second drive device (101b) being separately connected to the first carrying device (102) and the second carrying device (103), and configured to drive, under the control of the control device, the first carrying device (102) to deliver the first item and the second carrying device (103) to deliver the second item.
Patent WO-2020172987-A1 (WO)
Inventor: CHENG LIN
IPC: G09G3/36
Filed: 2019-04-26
Abstract: A display panel compensating method and compensating device, and a storage medium. Said method comprises: acquiring a first compensation table storing compensation information of each pixel (S1); and performing compensation in respect of a display panel according to the first compensation table (S2). The invention divides a compensation table into a plurality of compensation sub-blocks, respectively obtains reference compensation sub-blocks of each compensation sub-block, and then obtains a new compressed compensation table, thereby being able to simplify the compression process, improve the encoding speed, and improve the compensation efficiency of the display panel.
Patent WO-2020232642-A1 (WO)
Inventor: LIU HAOYUAN
IPC: E02B15/10
Filed: 2019-05-21
Abstract: An ocean surface oil spill collector, an oil boom and a collection device. The ocean surface oil spill collector comprises a floater (1); the floater (1) is provided with an oil collecting through hole (2) to facilitate the collection of oil by means of the oil collecting through hole (2); and a bottom surface of the floater (1) is movably connected to weight increasers (3), which are used to adjust at least three quarters of the floater (1) to float in a water layer.
Patent WO-2019237923-A1 (WO)
Title: Solar power generation tile and base thereof, and preparation method therefor
Inventor: ZHU WEI
IPC: H01L31/0216
Filed: 2019-05-29
Abstract: Disclosed are a base for a solar power generation tile, and a solar power generation tile. The base comprises: a substrate; and a color developing layer, the color developing layer covering at least one surface of two opposite surfaces of the substrate, and the color developing layer being light-transmittable. The solar power generation tile comprises: a solar cell chip; and backplates located at two opposite sides of the solar cell chip, and the base.
Patent WO-2019242641-A1 (WO)
Title: 一种电子烟雾化器及该电子烟
Inventor: LIU JIANFU
IPC: A24F47/00
Filed: 2019-06-19
Abstract: 一种电子烟雾化器，包括外壳（8），外壳（8）顶部设有顶盖（9），外壳（8）内设有油仓（12）、雾化件（3）、连接套（22）、连通油仓（12）与雾化件（3）的雾化棉（14），连接套（22）上开设用于连通油仓（12）与雾化棉（14）的进油孔（2201），连接套（22）下段套设于外套管（24）上段外，外套管（24）套设于雾化棉（14）外，外套管（24）上开设用于连通进油孔（2201）与雾化棉（14）的第一过油孔（2401）；顶盖（9）可驱动连接套（22）周向转动并使得进油孔（2201）打开或关闭；还包括用于在连接套（22）周向转动时为连接套（22）与外套管（24）之间受力提供缓冲作用的缓冲机构。由此使得成产工时短、成产成本低，密封效果好；调气时不会打开注油孔（903），避免漏油和吸到油烟。
Patent WO-2020252734-A1 (WO)
Inventor: DING XUDONG
IPC: B32B15/04
Filed: 2019-06-20
Abstract: The present utility model relates to the technical field of home appliance manufacturing, and provided thereby is an antibacterial home appliance lining plate, which comprises a substrate and further comprises a first pretreatment passivation layer covering one surface of the substrate, a foam affinity back coat layer covering a surface of the first pretreatment passivation layer, a second pretreatment passivation layer covering the other surface of the substrate, a primer layer covering a surface of the second pretreatment passivation layer, and an antibacterial top coat layer covering a surface of the primer layer. The antibacterial top coat layer is a pre-roll coated coat layer that is doped by a nano inorganic antibacterial agent; and the foam affinity back coat layer is an epoxy resin coat layer having strong polarity. The described home appliance lining plate may fulfill sheet metal processing such as bending and stamping, has an obvious antibacterial effect, and has a high foam affinity housing material.
Patent WO-2020107921-A1 (WO)
Inventor: CHEN XU
IPC: H04N19/132
Filed: 2019-07-29
Abstract: 本申请提供一种视频序列的图像编解码方法和装置。本申请图像解码方法，包括：确定待解码块的运动信息；根据运动信息获取待解码块的第一解码预测块；在预测参考图像块内进行第一精度的运动搜索以获取至少两个第二解码预测块；对第一解码预测块进行下采样以获得第一采样像素点矩阵；对至少两个第二解码预测块进行下采样以获得至少两个第二采样像素点矩阵；分别计算第一采样像素点矩阵和每个第二采样像素点矩阵的差异，并将差异最小的第二采样像素点矩阵对应的运动矢量作为目标预测运动矢量；根据目标预测运动矢量获取待解码块的目标解码预测块，并根据目标解码预测块对待解码块进行解码。本申请降低了差异比较的计算量，提高图像编码效率。
Patent WO-2021026819-A1 (WO)
Inventor: HAN YUHUI
IPC: H01L27/11578
Filed: 2019-08-14
Abstract: A semiconductor device (100) includes a substrate (101), a plurality of gate layers (105), and a plurality of insulating layers (104). The plurality of gate layers (105) and the plurality of insulating layers (104) are stacked alternately over a first region (110) of the substrate (101) and are stacked of a stair-step form over a second region (120) of the substrate (101). The semiconductor device (100) also includes a channel structure (111) that is disposed over the first region (110) and through the plurality of gate layers (105) and the plurality of insulating layers (104). The channel structure (111) and the plurality of gate layers (105) form a stack of transistors in a series configuration with the plurality of gate layers (105) being a plurality of gates for the stack of transistors. The semiconductor device (100) also includes a first dummy channel structure (151(A)) that is disposed through a first stair region (150) of the stair-step form, a second dummy channel structure (161(A)) that is disposed through a second stair region (160) of the stair-step form adjacent to the first stair region (150), and a third dummy channel structure (171(A)) that is disposed at a boundary between the first stair region (150) and the second stair region (160).
Patent WO-2020258481-A1 (WO)
Inventor: JIN GE
IPC: G06F16/335
Filed: 2019-08-23
Abstract: A method and apparatus for intelligently recommending personalized text, and a computer-readable storage medium, which relate to artificial intelligence technology and achieve the accurate recommendation of personalized text. The method comprises: receiving a corpus and a tag set; preprocessing the corpus to obtain a standard corpus; performing keyword extraction on the standard corpus to obtain a keyword data set; performing cluster analysis on the keyword data set to obtain a category set; performing a word vectorization operation on the category set and the keyword data set to obtain a word vector category set and a word vector keyword set; inputting the word vector category set and the word vector keyword set into a recommendation model for training until the recommendation model exits training; receiving text data inputted by a user; determining the category and tag of the text data; and recommending text content having the same category and tag from a database according to the determined category and tag.
Patent WO-2020114015-A1 (WO)
Title: 补偿装置、显示屏、显示装置和补偿方法
Inventor: ZHANG NA
IPC: G09G3/3225
Filed: 2019-08-27
Abstract: 一种补偿装置、显示屏、显示装置和补偿方法，涉及显示技术领域。该补偿装置包括检测电路(220)和处理器(240)。该检测电路(220)包含设置在显示屏的形变区的电阻敏感件。在该电阻敏感件形变时，该电阻敏感件的电阻发生变化。该检测电路(220)被配置为检测该电阻敏感件的电阻变化量。该处理器(240)被配置为根据该电阻变化量获得在该形变区的驱动晶体管的特性曲线的漂移量，并根据该漂移量调整输出到该驱动晶体管的驱动电压信号。本补偿装置可以实现形变区的亮度补偿，使得形变区的发光更加均匀。
Patent WO-2020244077-A1 (WO)
Title: 一种正交悬臂梁结构的二维湍流传感器
Inventor: SONG DALEI
IPC: G01M10/00
Filed: 2019-08-30
Abstract: 一种正交悬臂梁结构的二维湍流传感器，包括探头(1)、护套(2)、前梁(3)、第一敏感元件(4)、转换连接器(5)、后梁(6)、第二敏感元件(7)、后座(8)、密封杆(9)和调理电路(10)；探头安装在护套的前端，前梁安装在护套(2)的前段内部，前梁竖直放置，第一敏感元件安装在前梁上；所述转换连接器的前端面设置垂向槽口(5a)，前梁的尾部插入垂向槽口中，后端面水平方向上设置水平槽口(5b)，后梁的头部插入水平槽口中，所述第二敏感元件安装在后梁上；前梁和后梁在空间上呈正交垂直分布，组成悬臂梁结构；第一敏感元件和第二敏感元件均与调理电路相连接。传感器实现了对湍流的二维物理特性和空间特征的高分辨率观测，可为微尺度湍流的形成、消失机理及运动轨迹等研究提供高可靠探测手段。
Patent WO-2021017082-A1 (WO)
Inventor: HUANG RONG
IPC: B25J9/16
Filed: 2019-08-30
Abstract: 一种机器人指令动作控制系统，包括嵌入式微处理器（1）、控制中心模块（2）、伺服控制模块（3），控制中心模块（2）与伺服控制模块（3）均与微处理器（1）连接，其中，控制中心模块（2）为分布式控制模块，分布式控制模块包括主控CPU（4）、数据库（5）、执行动作判断（6）和运动控制模块（7），主控CPU（4）、数据库（5）、执行动作判断（6）和运动控制模块（7）的输出端均与分布式控制模块的输入端连接，微处理器（1）上连接有语音模块（8）、网络模块（9）以及传感器模块（10），语音模块（8）、网络模块（9）以及传感器模块（10）的输出端和输入端均通过接收模块和发射模块与微处理器（1）的端口连接。有益效果：顺利地避开障碍物，有利于快速的到达指定地执行相应的指令。
Patent WO-2020088123-A1 (WO)
Inventor: WANG BIN
IPC: G07F11/54
Filed: 2019-09-12
Abstract: An automatic boxed meal machine (1000) comprises a cabinet body (500), a storage shelf (100), and an ejection device (800). The cabinet body (500) is provided with a take-out port (510). A door (511) is rotatably connected above the take-out port (510). The storage shelf (100) is accommodated within the cabinet body (500). The ejection device (800) comprises an installation base (810), a guide member (820), a power component (830), and a push assembly (840). The installation base (810) is provided at a side wall of the cabinet body (500). The guide member (820) is fixedly connected to the installation base (810). The power component (830) is disposed at the guide member (820). An output end of the power component (830) is connected to the push assembly (840). The drive assembly (840) is slidably provided at the guide member (820). When the power component (830) drives the push assembly (840) to move in a direction toward the take-out port (510), the push assembly (840) opens the door (511) and pushes a boxed meal (200) placed on the storage shelf (100) out from the take-out port (510). The ejection device (800) of the automatic boxed meal machine (1000) ensures smooth operation of the push assembly (840), and prevents boxed meals (200) from being tipped over.
Patent WO-2020069672-A1 (WO)
Inventor: JIANG FUWEN
IPC: H02K7/18
Filed: 2019-10-04
Abstract: 一种拉绳发电充电器（03），包括壳体（04），发电机（07），拉绳（09,14），传动件，充电电路，一端分别固定在同轴转轮上的两根拉绳（09,14）反向缠绕横向排列，两拉绳（09,14）缠绕在转轮上的长度成反比，发电机转轴（06）与缠绕两拉绳（09,14）的转轴相连，壳体上在两拉绳（09,14）拉伸相同方向的反向端设有系件（01）。该拉绳发电充电器（03）结构简单，系件（01）固定拉绳发电充电器（03）使用便捷，可以利用双手或身体对称部位拉动或摆动就能输出电力，节省体力，提高使用效率。
Patent WO-2021068246-A1 (WO)
Title: Broadcast group identifier for multicast messages
Inventor: HUANG MIN
IPC: H04W24/02
Filed: 2019-10-12
Abstract: Methods, systems, and devices for wireless communications are described. A method for wireless communication at a user equipment (UE) may include: receiving, from a base station, at least one group identifier in a broadcast message; monitoring a plurality of synchronization signal block transmissions from the base station, each synchronization signal block transmission corresponding to a synchronization signal block index; identifying, based on the monitoring, a first synchronization signal block index for transmissions between the base station and the UE; receiving, from the base station, a multicast message associated with the at least one group identifier; and determining that the multicast message pertains to the UE based on an association between either the at least one group identifier and the first synchronization signal block index or between the multicast message and the first synchronization signal block index.
Patent WO-2020083086-A1 (WO)
Inventor: WANG TINGTING
IPC: H04W28/02
Filed: 2019-10-17
Abstract: PDCP duplication function determination and indication methods and devices, a base station, and a terminal. Said determination method comprises: receiving PDCP duplication function configuration information sent by a network, the PDCP duplication function configuration information being obtained by determining, when an RB is configured with a PDCP duplication function, and on the basis of the number of priority levels of data packets of the RB, whether the data packets associated with each priority level are configured with the PDCP duplication function; and determining, according to the PDCP duplication function configuration information, whether each data packet of the RB is configured with the PDCP duplication function. With the technical solution provided by the present invention, user equipment can be effectively and flexibly configured with a PDCP duplication function, improving the utilization efficiency of transmission resources.
Patent WO-2021062905-A1 (WO)
Inventor: WANG XIUQIANG
IPC: A47C17/86
Filed: 2019-10-28
Abstract: Disclosed is a reciprocating-type locking hinge, belonging to the technical field of sofa accessories. The reciprocating-type locking hinge comprises a single-clamping-position mode, which mode uses a locking plate (1), a movable locking block (2), an elastic pressing device (3), and a rotary driving plate (4), and uses the cooperation of arc-shaped locking grooves (1100) to enable locking teeth to be engaged or disengaged; and effective operation is performed in different directions, i.e. a positioning locking direction y1 and a gear return direction h1, to obtain a locking state and a gear return state. The reciprocating-type locking hinge is stable in terms of operation, smooth and flexible in terms of gear shifting, easy and convenient to assemble and has a large operation angle.
Patent WO-2021088088-A1 (WO)
Inventor: XU JING
IPC: H04W52/06
Filed: 2019-11-08
Abstract: Disclosed is an uplink power adjustment method, comprising: receiving downlink control information (DCI); determining a target open loop power parameter from configured open loop power parameters, and determining, according to the DCI, a closed loop power parameter adjustment value; and determining a transmitting power according to the target open loop power parameter and the closed loop power parameter adjustment value. Further disclosed is a related device. By using the embodiments of the present application, the problem of how to perform power adjustment in a conflict between URLLC and eMBB during retransmission is solved.
Patent WO-2021051634-A1 (WO)
Title: Resistive touch screen and flexible display apparatus
Inventor: LI YI
IPC: G06F3/045
Filed: 2019-11-19
Abstract: A resistive touch screen and a flexible display apparatus. The resistive touch screen replaces a capacitive touch screen and is used in a flexible display apparatus. In addition, the materials and structure of the resistive touch screen are improved, which not only solves the problem in which the touch accuracy rate of a flexible display apparatus of a traditionally used capacitive touch screen is insufficient, but also achieves a flexible display apparatus that simultaneously has a high touch accuracy rate, a multipoint touch control function and a long service life.
Patent WO-2020103888-A1 (WO)
Inventor: CHEN ZHI
IPC: B60R21/015
Filed: 2019-11-21
Abstract: A method for detecting a living body, and an in-vehicle living body prompting method and device, wherein the method comprises: transmitting at least one detection wave signal to an object to be detected (S11); receiving a plurality of reflected wave signals that are reflected back (S12); performing signal processing on each reflected wave signal on the basis of the detection wave signal so as to obtain object signals (S13); performing object orientation estimation on all of the object signals so as to obtain spatial orientation information (S14); and detecting a living body on the basis of the spatial orientation information (S15). If there is a living body in the object to be detected, a vital sign (for example, pulse, heartbeat or breathing, etc.) of the living body will modulate the detection wave signal, and a vital sign signal of the living body will be carried in the reflected wave signals that are reflected back. As long as there is a living body in the object to be detected, the living body may be detected by means of the present method without being restricted by the specific position or movement state of the living body in the object to be detected, which greatly improves the accuracy of detection.
Patent WO-2020253106-A1 (WO)
Title: 加密数据大小关系证明方法、装置、设备及存储介质
Inventor: XIE DANLI
IPC: G06F21/60
Filed: 2019-11-26
Abstract: 本申请涉及区块链技术领域，公开了一种加密数据大小关系证明方法，包括以下步骤：分别对明文数据a、b进行加密，得到对应密文数据A、B，A＝a*G+x1*H，B＝b*G+x2*H；分别计算参数message、c、y，其中，message＝hash(string(A)+string(B))，c＝a-b-1，y＝x1-x2；以message、c、y为输入参数，通过RangeProof算法对输入参数进行签名，生成签名signature；以signature作为明文数据c大于或等于0的证明，将signature、密文数据A与B发布到区块链上，以供数据需求方通过RangeProof算法进行验签，并基于验签结果确定明文数据a与b的大小关系。本申请还公开了一种加密数据大小关系证明装置、设备及计算机可读存储介质。本申请在保证数据隐私和安全性的同时，实现了基于密文数据判定对应明文数据的大小关系，完善了加密数据大小关系的比较方式。
Patent WO-2020134842-A1 (WO)
Title: 一种通用的mri体模的制备方法
Inventor: Zhu yan jie
IPC: A61B5/055
Filed: 2019-11-28
Abstract: 本发明属于医疗设备质量检测领域，公开了一种通用的MRI体模材料的制备方法及制备通用的MRI体模的方法。本发明所述通用的MRI体模材料的制备方法建立了一个配比公式，根据MRI体模预设的T1、T2值可以直接计算给定T1/T2值对应所需材料的配比，T1/T2值的可调节范围大。本发明所述通用的MRI体模的制备方法根据MRI体模预设的T1、T2值和水的体积，取制备的MRI体膜材料加水混合，微波分次加热溶解，置于MRI体模载体中超声波排除气泡。本发明所述通用的MRI体模的制备方法能按需直接配置体模材料，效率高；微波炉分次加热，耗时短，水分蒸发少；无需滤渣，不改变溶液浓度；同时采用超声波排出气泡，操作简单。
Patent WO-2020119660-A1 (WO)
Inventor: ZHU XIAOYING
IPC: B25B11/00
Filed: 2019-12-10
Abstract: 本发明的一种轮胎快速定心夹具，包括夹具主体组件，其包括座体和向外延伸的三根导轨，每根导轨上均配置有滑座，滑座上固定有用于抱紧轮胎的夹爪；齿轮齿条传动机构，包括三根齿条，每根齿条的一端与滑座固定连接，并与导轨反方向平行设置，座体内安装有中心轴套，中心轴套上固定有齿轮，三根齿条分别与齿轮啮合传动；锁定机构包括棘轮、定位销杆和定位销伸缩构件，棘轮固定在中心轴套上，定位销伸缩构件驱动所述定位销杆与所述棘轮卡合或分离。本发明，采用齿轮齿条传动机构，能够提高夹具的调节行程，调节速度快，提高工作效率，锁定机构能够快速的控制工作时齿轮齿条传动机构以及对应的夹爪的转动方向，单向转动，提高安全性和工作有效性。
Patent WO-2020186835-A1 (WO)
Inventor: CHEN BAOMING
IPC: B32B38/00
Filed: 2019-12-11
Abstract: A method of manufacturing a multilayered thermal-insulation filling material. Two adjacent layers of layered insulation materials (1, 2, 3) are alternately arranged to be sewed and connected together. Connection points (5, 6) at the two adjacent layers are disposed in a staggered manner so as to form filling spaces (4) therebetween, and thermal-insulation filling materials are filled in the filling spaces (4), which are arranged in a staggered manner. Comb-shaped partition plates (8, 11) are used to separate unconnected portions of the two adjacent layers from each other. The method saves resources, reduces energy consumption, and improves thermal insulation effects.
Patent WO-2021097986-A1 (WO)
Inventor: SUN SHAOTANG
IPC: B01D53/00
Filed: 2019-12-18
Abstract: 一种气体处理系统，包括：工业系统，用于执行特定的工业任务；处理系统，与工业系统连接，用于对工业系统执行工业任务时产生的气体进行处理；其中，工业系统至少包括气体入口和气体出口，处理系统与气体入口和气体出口连接，用以将工业系统排出的气体进行处理和将处理后的气体导入工业系统。
Patent WO-2020155908-A1 (WO)
Inventor: GUO GUANJUN
IPC: G06T17/20
Filed: 2019-12-18
Abstract: L'invention concerne un procédé et un appareil de génération d'informations. Le procédé consiste à : obtenir une image de visage gauche et une image de visage droite obtenues par photographie d'un visage cible (201) ; effectuer les étapes suivantes sur des images de visage dans l'image de visage gauche et l'image de visage droit : entrer les images de visage dans un modèle de génération de carte pré-formé pour obtenir des cartes correspondant aux images de visage ; pour des points dans les cartes, déterminer des coordonnées tridimensionnelles de points clés de visage correspondant aux points sur la base des coordonnées des points dans les cartes et des valeurs de pixel des points ; et générer des mailles tridimensionnelles correspondant aux images de visage sur la base des coordonnées tridimensionnelles déterminées des points clés de visage dans les images de visage (202) ; et générer un maillage tridimensionnel de résultat correspondant au visage cible sur la base du maillage tridimensionnel correspondant à l'image de visage gauche et au maillage tridimensionnel correspondant à l'image de visage droit (203). La présente invention facilite l'amélioration de la précision de la reconstruction de visage tridimensionnelle.
Patent WO-2020177454-A1 (WO)
Inventor: ZHOU KESONG
IPC: G09F9/00
Filed: 2019-12-24
Abstract: 一种边框、显示屏（100）及智能显示设备，边框至少包括第一分框（113）及第二分框（114），第一分框（113）包括第一预安装部（1131）及第一边框体（1132），第二分框（114）包括第二预安装部（1141）及第二边框体（1142），第一边框体（1132）通过第一预安装部（1131）及第二预安装部（1141）与第二边框体（1142）相连。
Patent WO-2020143747-A1 (WO)
Inventor: XUE LIXIA
IPC: H04W52/02
Filed: 2020-01-10
Abstract: La présente invention concerne un procédé et un appareil de communication. Le procédé comprend les étapes suivantes : un dispositif terminal reçoit un premier message envoyé par un dispositif de réseau, le premier message étant utilisé pour indiquer que le dispositif terminal doit passer à un état de sommeil pendant une période active de réception discontinue (DRX) ; si une première condition prédéfinie est satisfaite lorsque le premier message est reçu, le dispositif terminal est à l'état de sommeil dans une période de temps restante d'un cycle DRX dans lequel se trouve la période active DRX ; et/ou, si la première condition prédéfinie n'est pas satisfaite lorsque le premier message est reçu, le dispositif terminal est à l'état de sommeil dans une première période de temps après la réception du premier message. Dans les modes de réalisation de la présente invention, après réception du premier message, le dispositif terminal détermine s'il doit être à l'état de sommeil pendant la première période de temps ou la période de temps restante selon que la première condition prédéfinie est satisfaite ou non lorsque le premier message est reçu, ce qui aide à économiser l'énergie consommée par le dispositif terminal.
Patent WO-2021004066-A1 (WO)
Inventor: JIN ZHAN
IPC: H04N9/64
Filed: 2020-02-20
Abstract: The present invention provides an image processing method and apparatus. The method comprises: receiving RCCB format image data; performing interpolation processing on the RCCB format image data to calculate an R channel value, a C channel value, and a B channel value of each pixel point in the RCCB format image data; calculating a luminance attenuation factor corresponding to each pixel point according to the R channel value, C channel value, and B channel value of each pixel point; calculating a G channel value of each pixel point on the basis of the R channel value, C channel value, B channel value, and luminance attenuation factor of each pixel point; and calculating a Y channel value, a U channel value, and a V channel value of each pixel point according to the R channel value, C channel value, B channel value, and G channel value of each pixel point, and outputting YUV format image data. The image processing method provided by the present invention can avoid the occurrence of color cast in a highlighted area, thereby ensuring the final imaging quality.
Patent WO-2021163975-A1 (WO)
Title: Display panel and driving method thereof, and display device
Inventor: QIN XIANGLEI
IPC: G02F1/1343
Filed: 2020-02-20
Abstract: A display panel and a driving method thereof, and a display device. The display panel comprises: a base substrate (100); and multiple subpixels provided at the base substrate (100), at least one of the multiple subpixels comprising a reflective electrode, wherein the reflective electrode at least comprises a first reflective electrode (110-1) and a second reflective electrode (110-2) insulated and spaced apart from each other, the first reflective electrode (110-1) is provided with a first through hole (111), the second reflective electrode (110-2) is provided with a second through hole (112), and an area of the first through hole (111) is different from an area of the second through hole (112).