baber/WOPTO huggingface dataset:
Patent WO-2022052111-A1 (WO)
Inventor: ZHOU PENGCHENG
IPC: B60K35/00
Filed: 2020-09-14
Abstract: A head-up display device (400) and a head-up display method, applied to the fields of automotive, aviation, aerospace, navigation and the like. The head-up display device (400) comprises a variable-focus holographic optical element (HOE) lens (410) and a picture projection device (420). The HOE lens (410) is attached to the light-transmitting plane, and the working time sequence of the HOE lens (410) comprises N time periods, and the HOE lens (410) corresponds to different focal lengths and different deflection angles in the N time periods, respectively. The picture projection device (420) comprises a picture generation unit (PGU) (421) and an optical lens group (422). The PGU (421) is used for generating N projection pictures corresponding to N time periods, the optical lens group (422) is used for projecting the N projection pictures to the HOE lens (410), and by means of reflection of the HOE lens (410), virtual pictures of the N projection pictures are focused to different depths outside the light-transmitting plane. On the basis of the PGU (421) and the variable-focus HOE lens (410), double-screen or even multi-screen display can be realized, and the size and cost of the picture projection device (420) in the head-up display device (400) are effectively reduced.
Patent WO-2021057841-A1 (WO)
Inventor: CAO YIQING
IPC: H04W74/08
Filed: 2020-09-24
Abstract: Methods, systems, and devices for wireless communications are described. Random access channel (RACH) occasions may be scheduled on each component carrier (CC) of a carrier aggregation (CA) configuration that includes both a time division duplexing (TDD) band and at least one frequency division duplexing (FDD) band based on a synchronization signal/physical broadcast channel block (SSB) received in the TDD band. In some cases, the TDD band may be used to configure the RACH occasions in same and/or different CCs. Additionally or alternatively, the FDD band may configure the RACH occasions on its uplink CC based on SSBs received on other CCs. Additionally, the RACH occasions may be configured such that the UE avoids unavailable uplink slots when transmitting a first RACH message in a RACH occasion.
Patent WO-2022067825-A1 (WO)
Title: 通信方法及装置
Inventor: YU YINGJIE
IPC: H04W56/00
Filed: 2020-09-30
Abstract: 本申请提供了通信方法及装置，涉及通信技术领域，能够简化终端设备获取探测参考信号SRS配置信息的过程。该方法包括：终端设备接收来自网络设备的第一信号块，其中，第一信号块包括物理广播信道PBCH，PBCH携带探测参考信号SRS配置信息。然后，终端设备根据SRS配置信息向网络设备发送SRS。
Patent WO-2021109710-A1 (WO)
Inventor: CHAN YUK KUEN
IPC: G06F16/23
Filed: 2020-10-10
Abstract: Systems and methods are directed for detecting and resolving write-write conflicts among a plurality of transactions received from master nodes (100-1, 100-2 … 100-N) of a multi-writer database system (200). The method includes receiving a plurality of REDO logs and storing the plurality of REDO logs in a buffer, each REDO log associated with the one of the plurality of transactions, selecting one REDO log of the plurality of REDO logs; persisting the transaction associated with the one REDO log in a local storage when a write-write conflict is detected between the one REDO log and at least one other REDO log of the plurality of REDO logs prior to committing the transaction associated with the one REDO log; and transmitting a status of the transaction associated with the one REDO log to a global transaction manager (GTM) (302).
Patent WO-2021129052-A1 (WO)
Title: 一种晶舟盒的开盖装置及其开盖方法
Inventor: ZHAO YONGHUI
IPC: H01L21/673
Filed: 2020-10-13
Abstract: 一种晶舟盒（1）的开盖装置（2）和开盖方法，开盖装置（2）包括底座（21）、转盘（22）和用以固定晶舟盒（1）的固定元件（23），转盘（22）可旋转地固定设置于底座（21）上，固定元件（23）安装至转盘（22）上，并可在转盘（22）的作用下转动。通过转盘（22）对固定元件（23）的位置进行调整，方便人员操作晶舟盒（1），固定元件（23）采用斜坡式设计，使得放在固定元件（23）上面的晶舟盒（1）具有一定的倾斜角度，能够防止晶片从晶舟盒（1）中滑出，避免造成不必要的损失。
Patent WO-2022082434-A1 (WO)
Title: 用于终端间通信的方法、终端设备和网络设备
Inventor: LU QIANXI
IPC: H04W76/10
Filed: 2020-10-20
Abstract: 一种用于终端间通信的方法、终端设备和网络设备，能够实现终端之间的通信，该方法包括：第一终端接收第二终端发送的第一信息，所述第一信息包含所述第二终端的身份信息；所述第一终端向第一网络设备发送所述第一信息，所述第一网络设备为所述第一终端驻留小区的网络设备；所述第一终端接收所述第一网络设备发送的切换命令，所述切换命令用于指示所述第一终端切换所述第一终端的中继连接；所述第一终端基于所述切换命令，建立与所述第二终端之间的连接。
Patent WO-2021258601-A1 (WO)
Inventor: FENG DINGYONG
IPC: B62B7/10
Filed: 2020-11-04
Abstract: A luggage box-type folding child stroller forming a luggage box shape after being folded, comprising a bottom frame, the bottom frame comprising two bottom frame side edges (2); front wheels (1) and rear wheels (3) are respectively arranged near both ends of each of the bottom frame side edges (2); a lower folding rod (4) is hinged to a front wheel (1) end of each of the bottom frame side edges (2); the lower folding rod (4) and the bottom frame side edge (2) are connected by means of a connecting rod (5) to a folding slider (6) that slides on the bottom frame side edge (2), forming a crank slider mechanism; each front wheel (1) is connected to a front wheel support (7); the front wheel support (7) is rotatably connected to the folding slider (6); and one of the bottom frame side edge (2) and the front wheel support (7) is provided with a spiral guide groove (8), and the other is provided with a short guide rod (9), the short guide rod (9) is provided in the spiral guide groove (8), and the forward and backward movement of the folding slider (6) drives the front wheel support (7) to move and rotate. A bottom housing (20) of the box body is provided on the bottom frame, a top housing of the box body is provided on upper folding rods (13), and after the child stroller is folded, the bottom housing (20) and the top housing are aligned to form a luggage box-shaped outer housing; and a front wheel accommodating groove (23) for accommodating the folded front wheels (1) is provided on one side of the bottom of the bottom housing (20).
Patent WO-2021135648-A1 (WO)
Title: Live broadcast room gift list configuration method and apparatus, and medium and electronic device
Inventor: CUI JIN
IPC: H04N21/2187
Filed: 2020-11-09
Abstract: The present disclosure relates to a live broadcast room gift list configuration method and apparatus, and a medium and an electronic device. The method comprises: receiving a gift list request sent by a client, wherein the gift list request comprises a live broadcast room number of a live broadcast room where a logged-in user in the client is located; according to the live broadcast room number, determining an area where an anchor in the live broadcast room is located when the anchor starts to broadcast; determining target gift list information corresponding to the area; and in response to the gift list request, sending the target gift list information to the client. By means of the technical solution, target gift list information to be sent to a client can be determined according to broadcast starting areas of different anchors in different live broadcast rooms, so that different gift lists can be respectively customized for different areas, and gift lists that can be seen in live broadcast rooms where anchors who start to broadcast in different areas are located can be different from one another.
Patent WO-2021129293-A1 (WO)
Inventor: YAMAMOTO MASAKAZU
IPC: D06F33/30
Filed: 2020-11-26
Abstract: 本发明提供一种清洗力提高并抑制清洗不均的滚筒洗衣机。一种滚筒洗衣机，能实施清洗过程、漂洗过程以及脱水过程，该滚筒洗衣机具备：外筒，配置于箱体内；滚筒，配置于外筒内，能以水平轴为中心旋转；驱动马达，用于使滚筒旋转；供水管、供水阀、排水管以及排水阀，将水供给至外筒内和将水从外筒内排出；以及控制部，以截止到开始清洗过程为止实施预清洗过程的方式控制驱动马达、供水阀以及排水阀，在预清洗过程中实施供水动作和脱水动作，供水动作是将水供给至外筒内的动作，脱水动作是在供水动作之后使滚筒旋转的动作。
Patent WO-2021104408-A1 (WO)
Title: 一种密钥协商方法及电子设备
Inventor: GAN LU
IPC: H04W12/00
Filed: 2020-11-26
Abstract: 一种密钥协商方法及电子设备，涉及通信技术领域。具体的，该方法包括：IoT控制设备在第一局域网内组播携带有第一公钥的发现消息，并在接收到第一密文和第二公钥后，向第一IoT设备发送第二密文。IoT控制设备接收到来自第一IoT设备的第三密文后，根据第一会话密钥对第三密文解密，得到第二签名和第二会话信息；并基于第一IoT设备的长效公钥验证第二签名；在第二签名验证成功后，基于第一会话密钥与第一IoT设备进行加密通信。这种技术方案，由于IoT控制设备将第一公钥携带在发现消息中，使得STS协商过程融入到发现过程中，从而有助于减小IoT设备与IoT控制设备之间消息交互的次数，提高得到会话密钥的效率。
Patent WO-2022115978-A1 (WO)
Inventor: Lu Guisong
IPC: C04B41/87
Filed: 2020-12-01
Abstract: La présente invention concerne un article de filtration qui comprend un corps filtrant en nid d'abeilles poreux bouché, des dépôts de particules inorganiques à l'intérieur du corps filtrant en nid d'abeilles bouché, les dépôts ayant une porosité dans une plage supérieure à 95 % à inférieure à 99,9 % et une épaisseur moyenne dans une plage supérieure ou égale à 0,5 µm et inférieure ou égale 200 µm, au moins une partie des particules inorganiques étant fusionnée entre elles et/ou au corps de filtre. Les particules sont fusionnées par une ou plusieurs particules inorganiques à bas point de fusion, des particules inorganiques capables de lier chimiquement des liaisons de fusion organiques ou des liaisons chimiques organiques entre des particules inorganiques revêtues d'un liant organique.
Patent WO-2021136023-A1 (WO)
Title: Mopping mechanism and cleaning device
Inventor: XING XINGGUO
IPC: A47L11/284
Filed: 2020-12-22
Abstract: A mopping mechanism (160) includes at least one mopping plate (1611, 1612) movably mountable to a bottom surface (155) of a cleaning device (100). The mopping mechanism (160) also includes a magnetic element assembly including a primary magnetic element (1620 ) and a secondary magnetic element (1630 ), and configured to generate a variable magnetic field to drive the at least one mopping plate (1611, 1612) to move reciprocatively relative to the bottom surface (155).
Patent WO-2021169539-A1 (WO)
Inventor: SU YUHAI
IPC: F25B41/40
Filed: 2020-12-24
Abstract: A circulation system and a control method and device therefor, and an air conditioner. The circulation system comprises: a compressor (11); an indoor unit (13), an inlet end of the indoor unit (13) being in communication with an exhaust end of the compressor (11); an outdoor unit (12), an inlet end of the outdoor unit (12) being in communication with an outlet end of the indoor unit (13) by means of a first pipeline (18); a heating device (14), which is configured to be turned on when the circulation system is in a defrosting mode, wherein an inlet end of the heating device (14) is in communication with the first pipeline (18) by means of a second pipeline (16) and is further in communication with an outlet end of the outdoor unit (12) by means of a third pipeline (17), and an outlet end of the heating device (14) is in communication with an air suction end of the compressor (11); and a defrosting pipeline (15), which is arranged between the exhaust end of the compressor (11) and the first pipeline (18), and is configured to be connected when the circulation system is in the defrosting mode. The circulation system can realize uninterrupted heating during defrosting of the outdoor unit (12), thereby improving the comfortability of the circulation system.
Patent WO-2022134075-A1 (WO)
Inventor: ZHANG SHOUCHUAN
IPC: H04M1/02
Filed: 2020-12-25
Abstract: A bending mechanism and a display device, relating to the technical field of display. The bending mechanism comprises a support plate (1), a raising/lowering plate (2), rotating plates (3), a transmission assembly (4), a first elastic member (5), and a pushing wheel (6). The support plate (1) has a first surface (110) and a second surface (120) back to each other; the raising/lowering plate (2) is provided on the side of the first surface (110) back away from the second surface (120); the rotating plates (3) are provided on the side of the first surface (110) back away from the second surface (120); the rotating plates (3) can rotate between a bending position and an unbending position; the rotating plates (3) can drive a flexible display panel to be unbent or bent; the first elastic member (5) is provided between the raising/lowering plate (2) and the support plate (1); the pushing wheel (6) is connected to the rotating plates (3) by means of the transmission assembly (4); the profile of the pushing wheel (6) comprises a distal end point and a proximal end point. When the rotating plates (3) rotate from the bending position to the unbending position, the pushing wheel (6) can be enabled to push the raising/lowering plate (2) to a support position in a direction back away from the first surface (110); when the rotating plates (3) rotate from the unbending position to the bending position, the first elastic member (5) enables the raising/lowering plate (2) to move to a relief position in a direction close to the first surface (110).
Patent WO-2021179744-A1 (WO)
Inventor: LIU JIAWEI
IPC: G06Q20/32
Filed: 2020-12-26
Abstract: Provided are a code-scanning payment method, apparatus and device, an information sending method, apparatus and device used during a payment process, a collection code generation method, apparatus and device, and a key management method, apparatus and device. The code-scanning payment method comprises: a terminal acquiring code image information (102); parsing the code image information to obtain first identification information contained in the code image information (104); on the basis of the first identification information, sending a key acquisition request to a key management system (106); acquiring a key which is fed back by the key management system on the basis of the key acquisition request (108); acquiring encrypted acquirer access address information stored in a blockchain node (110); using the key to decrypt the encrypted acquirer access address information to obtain the acquirer access address information (112); and performing payment on the basis of the acquirer access address information (114).
Patent WO-2022121016-A1 (WO)
Inventor: GUO WEIYAO
IPC: G01N3/08
Filed: 2020-12-28
Abstract: 一种变倾角断层滑移模拟试验方法，采用试样装置和加载装置，包括如下步骤：步骤1、试样制备；步骤2、试样装配；步骤3、加载准备；步骤4、试样加载。该方法可以制备不同倾角界面（8）的类岩石试样，界面（8）类型包括普通裂隙界面、不同粗糙度界面和低强度弱界面，可以模拟不同倾角断层的滑移破坏过程，以及可以模拟断层正倾向滑移和逆倾向滑移，滑移模拟试验操作方便，试验数据实现自动、精准采集，用于研究不同倾角断层的滑移条件及其滑移过程中的力学行为。
Patent WO-2022105025-A1 (WO)
Inventor: MA XINGXING
IPC: G05D1/08
Filed: 2020-12-29
Abstract: 一种双足机器人的步态纠偏方法、装置和计算机设备，在运动过程中，系统获取双足机器人当前支撑脚的当前支撑位姿，然后根据当前支撑位姿和下一步预设的理想支撑位姿，计算得到支撑脚之间的相对位姿。系统根据两步支撑脚之间的相对位姿和双足机器人站立时的初始状态时的左右踝关节的关节距离，计算得到下一步的修正步态参数。最后，系统控制下一支撑脚按照修正步态参数进行移动。在运动过程中，系统实时监测双足机器人的落脚点，并据此按照预设算法对双足机器人下一步的步态参数进行调整，从而实现在运动中实时跟踪双足机器人的理想落脚位置，避免运动误差造成的预设路径偏移，进而保证多双足机器人编队在运动过程中的协同性。
Patent WO-2022141529-A1 (WO)
Inventor: LIAO ZHIQIANG
IPC: H01Q3/30
Filed: 2020-12-31
Abstract: L'invention concerne un réseau d'alimentation, une antenne, un système d'antenne, une station de base et un procédé de formation de faisceau. L'antenne comprend une antenne réseau, un réseau d'alimentation et un port d'antenne, l'antenne réseau comprenant une pluralité d'unités de rayonnement ; chaque sortie de chaque réseau d'alimentation est connectée à au moins une unité de rayonnement de l'antenne réseau ; et chaque entrée de chaque réseau d'alimentation est connectée au port d'antenne. Chaque réseau d'alimentation comporte une entrée et deux sorties, et l'une des deux sorties comprend un déphaseur ; le déphaseur présente un premier état de fonctionnement, et le premier état de fonctionnement se réfère à des différences de phase de signaux des deux sorties, les différences de phase de signaux d'au moins deux bandes de fréquence étant différentes, de telle sorte que la distribution spatiale de formation de faisceau correspondant à chaque bande de fréquence peut être différente, une complémentation spatiale est formée, et l'espace de couverture de formation de faisceau est augmenté.
Patent WO-2022141602-A1 (WO)
Inventor: DUAN HAO
IPC: C08L25/14
Filed: 2020-12-31
Abstract: 本发明提供了一种高耐化学品性的PC/ABS复合材料及其制备方法；所述复合材料包括以下重量百分数计的各组分：聚碳酸酯60～85%；ABS 15～40% ；相容剂0.5~5%；流变改性剂3～10%。所述制备方法包括以下步骤：将原料中各组分按一定比例在室温下进行混合后，通过双螺杆进行熔融挤出，制备了一种易加工、力学性能优异、高耐化学品性的PC/ABS复合材料及其制备方法。所制备得到复合材料力学性能优异，易于加工，同时保持了优良的耐化学品性，制品外观优良。
Patent WO-2022007379-A1 (WO)
Title: Privacy protection compressed sensing real-time traffic monitoring method based on urban traffic
Inventor: LIU XIMENG
IPC: H04L29/08
Filed: 2021-01-08
Abstract: The present invention relates to a privacy protection compressed sensing real-time traffic monitoring method based on urban traffic. The monitoring method comprises the following steps: step S1: divide vehicle data under privacy protection into two parts, and send the two parts to two different road side units for preprocessing; step S2, in the two different road side units, respectively outsource the preprocessed vehicle data to two cloud platforms, and according to a finally expected operation result and by utilizing interactive operation between the two cloud platforms, design a data encryption execution protocol to encrypt the data; and step S3, a navigation service provider receives the encrypted data from the cloud platform, decrypts the encrypted data, and achieves estimation of an urban traffic state by means of a compressed sensing technology. According to the present invention, the vehicle data privacy protection capability can be remarkably enhanced, the data processing speed is increased, the data processing is accurate, the energy consumption required for achieving urban traffic estimation is reduced, and the time duration required for traffic estimation is shortened.
Patent WO-2022147755-A1 (WO)
Inventor: YAO KE
IPC: H04W72/04
Filed: 2021-01-08
Abstract: Presented are systems, methods, apparatuses, or computer-readable media for unified transmission configuration indicators (TCIs) in multiple transmission reception point (MTRP) environments. A wireless communication device may receive, from a wireless communication node, downlink control information (DCI) indicating at least one beam state. The wireless communication device may determine a transmission resource according to the DCI. The wireless communication device may perform a transmission using the transmission resource.
Patent WO-2022141698-A1 (WO)
Title: 用于鼻中隔矫正术的鼻腔填充气囊及其制造方法和系统
Inventor: WANG ZEMIN
IPC: A61B17/12
Filed: 2021-01-22
Abstract: 一种用于鼻中隔矫正术的鼻腔填充气囊制造方法，包括：对患者术前的鼻腔CT数据进行重建，得到患者的鼻腔三维模型，并依据矫正方案对鼻腔三维模型进行修正，使其与患者术后的鼻腔空间一致（S1）；基于修正后的患者的鼻腔三维模型，通过逆向工程设计鼻腔填充气囊，使鼻腔填充气囊的外壁与患者的鼻腔内壁完全贴合（S2）；制造所设计的鼻腔填充气囊（S3）。公开了在气囊外表面接触伤口处加工用于存储药物的容纳部（S4），在气囊上设计压力调节口和通气孔，以及使用3D打印技术直接完成制造等优选步骤。还公开了相关的制造系统。通过制造适合患者的个性化鼻腔填充气囊，能够加快术后恢复。
Patent WO-2021164492-A1 (WO)
Inventor: WANG PIN
IPC: C12N15/11
Filed: 2021-01-22
Abstract: 本发明基于人结肠癌中一组15个预后相关基因谱的发现和其在临床肿瘤样本中表达水平的检测，根据这些特定基因的预后相关系数计算患者的预后评分，来评估结肠癌患者的临床预后及其相关应用。根据此系统和不同的检测技术平台，设计开发相应的15基因表达测量试剂盒。
Patent WO-2021159948-A1 (WO)
Inventor: ZHU WENTAO
IPC: G06T5/00
Filed: 2021-01-23
Abstract: 本发明公开了一种基于深度学习的低剂量PET三维重建方法，该方法包括将低剂量PET原始数据无损反投影至图像域，选取适当的三维深度神经网络结构以拟合低剂量PET反投影到标准剂量PET图像之间的映射，通过训练样本学习并固定网络参数后，实现从低剂量PET原始数据出发的PET图像三维重建，以获取比传统重建算法与图像域降噪处理噪声更低，分辨率更高的低剂量PET重建图像。
Patent WO-2022141738-A1 (WO)
Inventor: LI HONGBO
IPC: H01L31/068
Filed: 2021-02-02
Abstract: La présente invention se rapporte au domaine technique des structures arrière d'une cellule solaire, et concerne une structure arrière d'une cellule solaire afin de suivre une tendance d'exigence de passivation de cellules solaires. La structure arrière comprend une couche de film d'oxyde d'aluminium disposée sur un substrat de tranche de silicium, et une première couche de film de nitrure de silicium et une première couche de film d'oxynitrure de silicium qui sont disposées successivement sur la couche de film d'oxyde d'aluminium de l'intérieur vers l'extérieur ; et la structure arrière comprend en outre une seconde couche de film de nitrure de silicium disposée sur la première couche de film d'oxynitrure de silicium, l'indice de réfraction de la première couche de film de nitrure de silicium étant supérieur à celui de la seconde couche de film de nitrure de silicium, et l'indice de réfraction de la seconde couche de film de nitrure de silicium étant supérieur à celui de la première couche de film d'oxynitrure de silicium. Selon la présente invention, les couches de film de nitrure de silicium et la couche de film d'oxynitrure de silicium, et la couche de film d'oxynitrure de silicium et les couches de film de nitrure de silicium sont disposées en alternance, de telle sorte que l'exigence de passivation d'une cellule solaire peut être Satisfaite, et Des indices De performance tels que Uoc, Isc, FF et Eta de la cellule solaire peuvent être principalement améliorés. La structure arrière est appliquée à Des cellules solaires PERC bifaciales Ou monoface et des cellules solaires TopCon, de telle sorte que l'efficacité des cellules solaires est améliorée.
Patent WO-2022178827-A1 (WO)
Title: Display substrate and preparation method therefor, and display device
Inventor: SU TONGSHANG
IPC: H01L51/52
Filed: 2021-02-26
Abstract: A display substrate and a preparation method therefor, and a display device. The display substrate comprises a driving circuit layer (102) provided on a base (10) and a light-emitting structure layer (103) provided on the side of the driving circuit layer (102) away from the base (10). The light-emitting structure layer (103) comprises an anode (21), an organic light-emitting layer (23), a cathode (24), and an auxiliary electrode (40); the organic light-emitting layer (23) is separately connected to the anode (21) and the cathode (24); the cathode (24) is connected to the auxiliary electrode (40); and in a plane parallel to the display substrate, a structure recessed toward the center of the auxiliary electrode (40) is provided at the edge of the auxiliary electrode (40).
Patent WO-2022178830-A1 (WO)
Title: Procédé et appareil de programmation de ressources
Inventor: PENG WENJIE
IPC: H04W4/40
Filed: 2021-02-26
Abstract: La présente demande concerne un procédé et un appareil de programmation de ressources. Ledit procédé comprend : l'envoi, par un premier dispositif de terminal, de premières informations à un dispositif de réseau, les premières informations comprenant un identifiant d'un premier flux de qualité de service (QoS) et/ou un identifiant d'une session d'unité de données en paquets (PDU), le premier flux de QoS et la session PDU étant utilisés pour transporter des premières données, les premières informations étant utilisées pour indiquer que, lorsque le premier dispositif de terminal reçoit les premières données dans le premier flux de QoS et/ou la session PDU, des secondes données doivent être envoyées à un second dispositif de terminal, et les secondes données étant des données obtenues après que le premier dispositif de terminal traite les premières données ; la réception des premières données en provenance du dispositif de réseau ; et l'envoi des secondes données au second dispositif de terminal sur une première ressource. En permettant au dispositif de réseau de connaître à l'avance que le dispositif de terminal a une exigence de transmission de liaison latérale, SL, une ressource SL est programmée à l'avance de sorte que le retard de transmission de bout en bout peut être réduit.
Patent WO-2021213049-A1 (WO)
Inventor: WANG KANG
IPC: H01L27/32
Filed: 2021-03-10
Abstract: Disclosed is a display substrate. The display substrate comprises a base substrate (1), and an organic electroluminescence display layer (2), a touch control layer (3), a polarizer (4) and a cover plate (5) which are sequentially stacked on the base substrate (1). The organic electroluminescence display layer (2) and the touch control layer (3) are bonded by means of a first bonding layer (6), and the polarizer (4) and the cover plate (5) are bonded by means of a second bonding layer (7). The display substrate comprises a camera installation area (102) and a display area (101) surrounding the camera installation area; a camera (12) is installed on the side of the base substrate (1) away from the organic electroluminescence display layer (2) and is located in the camera installation area (102); a light-emitting layer is at least not arranged in the area of the organic electroluminescence display layer (2) corresponding to the camera installation area (102); and a first opening (41) is provided in the area of the polarizer (4) corresponding to the camera installation area (102). The display apparatus in the present disclosure comprises the display substrate and further comprises the camera (12), which is arranged on the side of the base substrate (1) away from the organic electroluminescence display layer (2) in the display substrate, and is located in the camera installation area (102).