baber/WOPTO huggingface dataset:
Patent WO-2019062994-A1 (WO)
Title: Network slice management method, device and system
Inventor: XU RUIYUE
IPC: H04W24/02
Filed: 2018-09-29
Abstract: Disclosed in the present application are a network slice management method, device and system, relating to the technical field of communications and solving the problem of inefficient manual deployment of network slices. The specific solution comprises that: a network management unit acquires capability description information of network slices, the capability description information of network slices including at least one of a feature of the network slices and a deployment capability of the network slices; the network management unit sends to a service management unit a notification message carrying the capability description information of network slices. The present application is used for a management process of the network slices.
Patent WO-2019109743-A1 (WO)
Title: Url攻击检测方法、装置以及电子设备
Inventor: LI LONGFEI
IPC: H04L29/06
Filed: 2018-10-18
Abstract: 本说明书提供一种URL攻击检测方法，包括：从URL访问请求中携带的域名信息中提取若干维度的域名特征；将所述域名特征输入预设的URL攻击检测模型进行预测计算，得到所述URL访问请求的风险评分；其中，所述URL攻击检测模型为基于PU-Learning机器学习算法对若干URL访问请求样本进行训练得到的机器学习模型；基于所述风险评分确定所述URL访问请求是否为URL攻击请求。
Patent WO-2019137063-A1 (WO)
Title: Solar-driven intelligent vertical greening ecological sunshade device
Inventor: ZHANG LEI
IPC: A01G9/02
Filed: 2018-10-24
Abstract: A solar-driven intelligent vertical greening ecological sunshade device, comprising an upper horizontal baffle (1), a lower horizontal baffle (2), a rotating device, a planting tank (8), an automatic spraying device, a drainage device and a control device; the rotating device comprises a rotating shaft (3), an electric push rod (4), an electric push rod support (5), a solar photovoltaic panel (6), a storage battery (7) and a grid (9); a lower end of the rotating shaft (3) is connected into the planting tank (8), an upper end of the rotating shaft (3) is provided so as to be connected to the upper horizontal baffle (1), the grid (9) is vertically provided above an outer edge of the planting tank (8), the grid (9) is fixed on the rotating shaft (3), and a fixing member is provided on the upper end of the rotating shaft (3), the fixing member is connected to an upper end of the grid (9), the planting tank (8) is connected to the electric push rod support (5), the electric push rod (4) is connected to the electric push rod support (5), the electric push rod (4) is also connected to the storage battery (7), and the solar photovoltaic panel (6) is connected to the storage battery (7). The sunshade device intelligently controls the steering of the device by means of the rotating shaft (3) and the electric push rod (4), so as to implement intelligent adjustment of the whole grid net vertical greening, thereby adjusting to control the shading effect of the whole grid net vertical greening.
Patent WO-2019148909-A1 (WO)
Inventor: HUANG PENG
IPC: H01L27/12
Filed: 2018-10-29
Abstract: La présente invention concerne un panneau d'affichage flexible, son procédé de préparation, et un dispositif d'affichage, qui se rapportent au domaine technique des dispositifs d'affichage flexibles, et peut réduire la contrainte dans une direction perpendiculaire à une surface de courbure soumise à une partie d'un fil conducteur de signal situé dans une région de courbure lorsque le panneau d'affichage flexible est courbé. De cette manière, la rupture du fil conducteur de signal lors de la courbure est évitée, et le rendement après courbure est amélioré. Le panneau d'affichage flexible comprend : un substrat de base flexible, le substrat de base flexible comprenant une première surface, la première surface comprenant une zone de courbure comprenant une pluralité de saillies ; et un fil conducteur de signal situé sur un côté de la première surface à l'opposé du substrat de base flexible. Le fil conducteur de signal s'étend à travers la zone de courbure et a une forme qui correspond sensiblement à la pluralité de saillies. Figure 1
Patent WO-2020087466-A1 (WO)
Inventor: ZHU YAJUN
IPC: H04W72/12
Filed: 2018-11-01
Abstract: Provided are an information transmission method and apparatus, and a base station and a terminal. The method comprises: buffering data information borne by an unlicensed spectrum resource; acquiring a target scheduling instruction issued by a base station, wherein the target scheduling instruction is used for indicating resource configuration information of a preceding downlink transmission resource, and the preceding downlink transmission resource refers to an unlicensed spectrum resource that has completed downlink data transmission before the base station issues scheduling information of the resource; and acquiring, according to the target scheduling instruction, target information sent by the base station from the buffered data information. By using the information transmission method provided in the present disclosure, an unlicensed spectrum resource can be effectively utilized for information transmission, thereby improving the reliability of information transmission in an unlicensed spectrum.
Patent WO-2020029452-A1 (WO)
Inventor: JI RONGHUA
IPC: E05F15/42
Filed: 2018-11-08
Abstract: 本发明涉及一种安全性能高、便于安装、成本低的汽车防夹装置，包括防夹系统、连接装置、导线、密封圈、导线插头和防夹控制系统；防夹系统由回弹装置、固定卡扣、第一导线、第二导线、第三导线、第四导线、第一导体、第二导体、第三导体、第四导体和电阻组成；防夹系统的尾部连接有导线，导线的中部套有密封圈，导线右端安装有导线插头；防夹控制系统的左端设有导线插口，内部设有中央处理器、传输模块、报警模块、供电模块。其优点表现在：结构简单，便于安装；反应速度快，可靠性高；防夹控制系统与汽车中控相连，便于驾驶者及时操控；装配时无需使用胶布，降低成本；防夹系统各组成部件均可进行替换，无需整体报废，降低使用成本。
Patent WO-2019096227-A1 (WO)
Title: 光纤通信系统的故障自愈方法和系统
Inventor: ZHANG WEN
IPC: H04L1/00
Filed: 2018-11-15
Abstract: 本发明涉及一种光纤通信系统的故障自愈方法和系统，方法包括以下步骤：获取光纤通信系统的数字高速串行收发器实时的工作时序，将所述工作时序与预存的数字高速串行收发器正常工作时的参考时序进行比较；当所述工作时序与所述参考时序不一致时，判定光纤通信系统的光路故障；在光路故障状态下，向所述数字高速串行收发器发送预设的自愈时序，响应所述自愈时序执行光纤通信系统故障自愈。上述光纤通信系统的故障自愈方法和系统能够自动对光路的故障进行排查及自愈，提高了故障排查及恢复效率，且能够在不影响设备正常工作的前提下进行实时的检测，保证了设备工作的独立性和检测装置的时效性。
Patent WO-2019144689-A1 (WO)
Title: Method of retrofitting construction machine with lifting arrangement
Inventor: WAGNER EDWARD
IPC: E02F3/36
Filed: 2018-11-23
Abstract: Provided is a method of retrofitting a construction machine, preferably a loader. The construction machine (1) comprises a frame arrangement (2, 3) and a lifting arrangement (22). The lifting arrangement (22) is mounted to the frame arrangement (2, 3) and includes an equipment connector (222) for mounting an equipment (24). The lifting arrangement (22) is configured to move its equipment connector (222) along a substantially arcuate path between a lowered position and a lifted position. The method comprises the steps of disassembling (S3) the lifting arrangement (22) from the frame arrangement (3), and assembling (S8) a different lifting arrangement (52) to the frame arrangement (3). The different lifting arrangement (52) comprises an equipment connector (522) for mounting an equipment (54). The different lifting arrangement (52) is configured to move its equipment connector (522) along a substantially vertical path between a lowered position and a lifted position.
Patent WO-2019101211-A1 (WO)
Inventor: ZHU YUANPING
IPC: H04B7/155
Filed: 2018-11-27
Abstract: 本申请实施例示出了一种中继通信方法，通过该方法，可以有效降低中继通信的端到端时延，并能保障中继通信端到端数据传输可靠性。该方法流程包括：中继通信系统中的中继节点接收来自于第二网络节点的数据；在该中继节点中，对该数据执行第一部分处理和第二部分处理，其中，该第一部分处理可以是：物理层功能处理，媒体接入控制层功能处理，以及适配功能处理；该第二部分处理可以是：简化的无线链路控制层功能处理，适配功能处理，媒体接入控制层功能处理，以及物理层功能处理；该中继节点将经由该第一部分处理和第二部分处理后的数据，发给第三网络节点。该中继节点和第二网络节点、第三网络节点处在同一中继通信系统中。
Patent WO-2020118496-A1 (WO)
Inventor: LI YAJUN
IPC: H04M1/725
Filed: 2018-12-10
Abstract: 一种音频通路切换方法和装置、计算机可读存储介质、电子设备，音频通路切换方法，应用于具有多个音频通路的电子设备，音频通路切换方法包括：接收音频通路切换指令，其中，所述音频通路切换指令是指将无线耳机通路切换为除所述无线耳机音频通路之外的其他音频通路的指令；判断是否满足音频通路切换条件；若是，将所述无线耳机音频通路转换为所述其他音频通路进行音频输出；若否，保持所述无线耳机音频通路进行音频输出。
Patent WO-2020024513-A1 (WO)
Title: Liquid arrangement device, heat exchanger and air conditioning unit
Inventor: LIU HUA
IPC: F25B39/02
Filed: 2018-12-12
Abstract: Disclosed are a liquid arrangement device, a heat exchanger and an air conditioning unit. The liquid arrangement device comprises an upper sealing plate (1) and a lower housing (2), wherein the upper sealing plate (1) is disposed on the top of the lower housing (2) and together with the lower housing (2) encloses a liquid arrangement cavity (3) , the rim of the lower housing (2) bends toward the outside of the liquid arrangement cavity (3) to form a first bending portion (21), and the first bending portion (21) is arranged to be riveted to the upper sealing plate (1). By means of the arrangement of riveting the upper sealing plate (1) and the lower housing (2), the assembly efficiency and assembly accuracy can be improved, and welding deformation of the liquid arrangement device can be effectively prevented; and providing a first liquid equalization plate (4) and a second liquid equalization plate (6) allows liquid equalization on the liquid arrangement device three times, thereby ensuring that a refrigerant is evenly distributed axially and radially after entering the inside of the liquid arrangement device, and ensuring the liquid arrangement effect of the liquid arrangement device.
Patent WO-2020087737-A1 (WO)
Inventor: FU WENJUN
IPC: G06K9/00
Filed: 2018-12-27
Abstract: The present disclosure relates to a passing determination method and apparatus, an electronic device, and a computer readable storage medium. Said method comprises: determining, on the basis of a live image of a road in a traveling direction within a real scene, a target space region corresponding to a vehicle in the traveling direction; determining the actual size of the target space region; and determining, according to the relationship between the actual size and a safe size of the vehicle, whether the vehicle can pass through the target space region. Hence, in the present embodiments, by means of determining whether a vehicle can pass a target space region, traveling safety can be ensured, thereby avoiding a traffic accident caused by an estimation deviation, and improving the user driving experience.
Patent WO-2019149067-A1 (WO)
Title: Artificial cement-based high-performance stone slab ceiling structure and mounting method
Inventor: ZHONG BING
IPC: E04F13/072
Filed: 2019-01-16
Abstract: An artificial cement-based high-performance stone slab ceiling structure comprises an artificial stone slab (3) made from high-performance concrete, a bearing metal frame (11), and a transverse frame (8), and further comprises an L-shaped metal connecting member (4) and an "n"-shaped metal fastener (5). Stainless-steel mesh (1) is embedded in the artificial stone slab (3). The stainless-steel mesh (1) is provided with a nut (2). An end opening of the nut (2) is flush with the back of the artificial stone slab (3). Also provided is a method for mounting an artificial cement-based high-performance stone slab ceiling structure. The pre-embedded stainless-steel mesh welded to the nut is integrally formed with the slab to achieve a secure mount. A strong force is applied to connect a mounting point of each nut to the entire slab, so as to reinforce bending resistance of the stainless-steel mesh and to firmly connect the same to the frames, thereby eliminating a safety risk caused by a natural stone slab or a ceramic imitation stone slab due to the fact that such slabs are heavy and brittle, are not securely mounted, and have enormous impact when falling.
Patent WO-2020155043-A1 (WO)
Title: 荧光图像配准方法、基因测序仪及系统、存储介质
Inventor: SHEN JINJIN
IPC: G06T7/30
Filed: 2019-01-31
Abstract: 本发明提供一种荧光图像配准方法，其包括获取生物芯片的荧光图像；选取荧光图像的预设局部区域；获取第一方向与第二方向上像素和最小值所在的位置，并得到像素级配准点；根据预设分类规则将像素级配准点分为好点与坏点；根据好点的数量判断荧光图像是否符合预设标准，若符合预设标准，则根据好点的位置校正所述坏点的位置；根据重心法获取荧光分子像点的重心位置；根据荧光分子像点的重心位置分别在第一方向与第二方向上拟合直线，直线的交点即为配准点的亚像素级位置；获取荧光图像的边界点，并计算边界点的位置。本发明实施例还提供一种基因测序系统、基因测序仪与存储介质。利用本发明实施例，可优化荧光图像中荧光分子的定位与配准操作。
Patent WO-2020155136-A1 (WO)
Title: Décaleur extensible segmenté reconfigurable
Inventor: LAM HING-MO
IPC: H03M13/11
Filed: 2019-02-02
Abstract: Systèmes et procédés qui permettent des configurations de décaleur reconfigurable prenant en charge de multiples instructions, de multiples données (MIMD). Des décaleurs (400) mis en oeuvre prennent en charge de multiples décalages de données par rapport à un cas de décalage de données, de multiples décalages de données individuels différents étant mis en oeuvre en même temps en parallèle. Des décaleurs extensibles segmentés reconfigurables (400), en plus d'être reconfigurables pour une extensibilité dans la prise en charge d'un décalage de données par rapport à diverses longueurs de bits de données, sont conçus pour prendre en charge un décalage de données de longueurs de bits différentes en parallèle. Les décaleurs de données (400) mettent en oeuvre une segmentation pour faciliter un décalage de données par rapport à différentes longueurs de bits. Différentes instructions de décalage de données peuvent être fournies par rapport à chaque segment, ce qui facilite de multiples décalages de données en parallèle par rapport à diverses longueurs de bits de données. Des configurations de décaleur extensible segmenté reconfigurable fournissent une largeur de données entièrement reconfigurable et une instruction de décalage de chaque message de données d'entrée.
Patent WO-2020186421-A1 (WO)
Inventor: WANG HAIJUN
IPC: C07D307/44
Filed: 2019-03-18
Abstract: Disclosed are a coordinate zirconium phosphotungstate catalyst and the use thereof in the catalytic hydrogenation of furfural, belonging to the field of heterogeneous catalysis. The zirconium phosphotungstate catalyst obtained in the present invention not only has a good catalytic effect on the conversion of furfural to furfuryl alcohol, but also requires mild reaction conditions such that a yield of furfuryl alcohol of 98.64% can be achieved after reacting at 120ºC for 1 h. The amount of the catalyst is less, and the energy consumption required in the prior art is substantially reduced. In addition, the zirconium phosphotungstate catalyst obtained in the present invention is easy to separate, has a very good stability for the catalytic hydrogenation reaction of furfural to furfuryl alcohol, and is a new, efficient and green catalyst.
Patent WO-2020191666-A1 (WO)
Inventor: ZHANG YIXUAN
IPC: G05D1/10
Filed: 2019-03-27
Abstract: 一种返航控制方法、飞行控制装置及无人机，有利于提升无人机的返航性能。该无人机具有固定翼飞行模式和旋翼飞行模式，该方法包括：若无人机满足返航条件，则获取无人机当前的飞行模式、无人机的飞行高度以及无人机与返回位置之间的水平距离（S201）；根据飞行模式、水平距离和飞行高度确定返航策略（S202）；根据返航策略，控制无人机进行返航（S203）。
Patent WO-2019196773-A1 (WO)
Inventor: ZHU FENQIN
IPC: H04W24/00
Filed: 2019-04-08
Abstract: 一种事件监控方法及装置，用以实现业务能力开放功能或者网络开放功能在接收到组内全部成员的事件报告后删除该组的监控事件配置，从而避免资源的浪费和后续策略执行错误。该方法为：开放功能实体接收第一消息，所述第一消息用于配置针对一个用户组的监控事件，开放功能实体获取所述用户组的成员信息，所述开放功能实体根据所述成员信息，确定所述用户组的所有成员的监控事件报告均已接收完毕，删除针对所述用户组的监控事件的配置。
Patent WO-2019201262-A1 (WO)
Title: Rate splitting using first layers and second layers
Inventor: HAO CHENXI
IPC: H04W72/12
Filed: 2019-04-17
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a transmitter device may allocate data associated with a user equipment (UE), of two or more UEs, into at least one of a first part, a second part, or a combination thereof; multiplex the first part of the data associated with the UE with a first part of data associated with one or more other UEs, of the two or more UEs, to form multiplexed data; map the multiplexed data to a first set of layers; and map the second part of the data associated with the UE and a second part of the data associated with the one or more other UEs to a second set of layers. Numerous other aspects are provided.
Patent WO-2019206332-A1 (WO)
Inventor: DING XIANG
IPC: G06F9/451
Filed: 2019-04-28
Abstract: 本发明实施例提供一种聊天界面信息翻译方法、装置及终端设备。该方法包括：获取当前界面的界面显示信息，所述界面显示信息包括显示的第一内容信息以及第一内容信息在所述当前界面中的显示位置信息；根据目标语言将所述第一内容信息转换为第二内容信息；在所述当前界面的上层绘制目标视图，并根据所述第一内容的位置信息在目标视图中显示第二内容信息；当检测到所述第一内容信息在所述当前界面中的显示位置发生变化时，对应调整所述第二内容信息在所述目标视图中的显示位置。相较于现有技术，本发明各实施方式可以提高实时翻译的通用性，并有效提高翻译效率。
Patent WO-2019233281-A1 (WO)
Title: 携带截短或未截短的自然细胞毒性受体信号结构的嵌合抗原受体及其应用
Inventor: WANG ENXIU
IPC: C07K19/00
Filed: 2019-05-23
Abstract: 本发明公开一种嵌合抗原受体(CAR)，其包括：抗原结合结构域(scfv)和信号传导结构域，其中信号传导结构域包括第一传导结构域和第二传导结构域，第一传导结构域和第二传导结构域之间串联抗原结合结构域。本发明公开的CAR结构受到抗原刺激时分泌细胞因子水平极低，能够很好地保证临床应用安全性，即临床应用安全性更高；且体外抗原阳性肿瘤细胞杀伤能力更强，抗肿瘤活性更好。
Patent WO-2020237422-A1 (WO)
Title: 航测方法、飞行器及存储介质
Inventor: HUANG ZHENHAO
IPC: G05D1/10
Filed: 2019-05-24
Abstract: 一种航测方法，包括：控制飞行器的拍摄装置拍摄正射影像（S101）；获取飞行器拍摄完正射影像对应的飞行信息，根据飞行信息确定飞行器倾斜拍摄的飞行高度、飞行半径及环绕中心（S102）；根据飞行高度、飞行半径及环绕中心控制飞行器的飞行以及拍摄装置的朝向以拍摄倾斜影像（S103）。还涉及一种飞行器和存储介质。该方法可以提高建图精度。
Patent WO-2019228312-A1 (WO)
Inventor: YIN BINGJIU
IPC: F04C15/00
Filed: 2019-05-27
Abstract: 一种电子油泵(100)，包括泵壳体，所述泵壳体包括第一腔(80)和第二腔(90)；设置于第一腔(80)内的第一转子组件(2)；设置于第二腔(90)内的定子组件(4)和第二转子组件(3)；电控板组件(6)；隔离件(5)，定子组件(4)设置于隔离件(5)的第一侧，电控板组件(6)设置于隔离件(5)的第二侧；及与隔离件(5)固定连接的接线端子(10)；接线端子(10)与隔离件(5)的连接处及隔离件(5)与泵壳体的连接处密封设置。该电子油泵可以防止工作介质对电控板组件的性能造成影响。
Patent WO-2020237572-A1 (WO)
Inventor: YE GAOSHAN
IPC: G06F1/20
Filed: 2019-05-30
Abstract: 本申请涉及雷达技术领域，特别涉及一种激光雷达，包括激光发射机，用于发射激光；激光接收机，用于接收激光，其包括光检测器、隔热板和信号处理器，所述光检测器和所述信号处理器电连接，且在所述光检测器和所述信号处理器之间具有间隙，所述隔热板位于所述间隙内。通过上述方式，本发明实施例能够使激光雷达中光检测器不会受到热辐射的影响，提高了激光雷达的探测效果。
Patent WO-2020019897-A1 (WO)
Title: Information processing method and device in baseband processing separation architecture, and storage medium
Inventor: Yuan Xiaxiang
IPC: H04W72/00
Filed: 2019-06-13
Abstract: Disclosed are an information processing method and device in a baseband processing separation architecture, and a computer storage medium. The method comprises: a distributed unit (DU) receives load information of a plurality of central units (CUs); the DU determines, from the plurality of CUs according to the load information of the plurality of CUs, a first CU having a load greater than a target threshold value and a second CU having a load less than the target threshold value; the DU sends control signaling to the first CU and the second CU respectively to instruct cell data of the first CU to migrate from the first CU to the second CU to balance the load among the plurality of CUs.
Patent WO-2020199384-A1 (WO)
Title: Audio recognition method, apparatus and device, and storage medium
Inventor: LU XIAO
IPC: G10L25/54
Filed: 2019-06-27
Abstract: Disclosed are an audio recognition method, apparatus and device, and a storage medium. The method comprises: extracting an audio fingerprint of audio to be recognized to serve as a standard fingerprint, and calculating the similarity between the standard fingerprint and audio fingerprints in a pre-set fingerprint database (101); according to the similarity, screening out, from the fingerprint database, a candidate fingerprint set (102); selecting, from the candidate fingerprint set, a reference fingerprint, and acquiring a same-audio fingerprint of the reference fingerprint (103); and selecting, from audios corresponding to the reference fingerprint and to the same-audio fingerprint of the reference fingerprint, a target audio corresponding to the audio to be recognized (104).
Patent WO-2021000189-A1 (WO)
Inventor: LI LIN
IPC: H04R31/00
Filed: 2019-06-30
Abstract: La présente invention concerne un dispositif de courbure de broche (100) pour une borne conductrice (50) et un procédé de formation de courbure correspondant. Le dispositif de courbure de broche (100) de la borne conductrice (50) comprend une plaque de montage (1) ainsi qu'une matrice de courbure de broche (2), un élément de courbure longitudinale (3) et un élément de courbure latérale (4) montés sur la plaque de montage (1), la matrice de courbure de broche (2) maintenant la borne conductrice (50) de telle sorte qu'une partie racine de la borne conductrice (50) soit courbée sur la matrice de courbure de broche (2) ; dans la direction horizontale, l'élément de courbure longitudinale (3) est disposé à proximité de la matrice de courbure de broche (2) et l'élément de courbure (3) est directement opposé à la partie racine de la borne conductrice (50), l'élément de courbure longitudinale (3) étant utilisé pour courber la partie racine de la borne conductrice (50) le long de la direction verticale ; l'élément de courbure latérale (4) est monté sur le côté de la matrice de courbure de broche (2) à proximité de la partie racine de la borne conductrice (50), l'élément de courbure latérale (4) étant utilisé pour courber la partie racine de la borne conductrice (50) le long de la direction horizontale. Le dispositif et le procédé améliorent les performances de formation de courbure sur la borne conductrice (50).
Patent WO-2021000264-A1 (WO)
Inventor: YE NENG
IPC: G06N3/08
Filed: 2019-07-02
Abstract: Provided are a terminal and a base station. The terminal comprises: a processing unit using a neural network to map a bit sequence to be transmitted into multiple symbol sequences, wherein the neural network is used to map said bit sequence into the multiple symbol sequences within a predetermined range of a complex plane.
Patent WO-2020103470-A1 (WO)
Title: 一种基于1t1r存储器的乘法器及运算方法
Inventor: MIAO XIANGSHUI
IPC: G06F7/523
Filed: 2019-07-12
Abstract: 一种基于1T1R存储器的乘法器及运算方法，乘法器包括：1T1R矩阵A  1 、1T1R矩阵A  2 、1T1R矩阵A  3 以及外围电路；1T1R矩阵用于实现运算并存储运算结果，外围电路用于传输数据及控制信号，从而控制1T1R矩阵的运算及存储过程；运算电路分别用于实现或非布尔逻辑运算、二位二进制乘法器以及优化；运算电路对应的操作方法分别通过控制1T1R器件初始化的电阻状态、字线输入信号大小、位线输入信号大小以及源线输入信号大小来完成相应的运算及存储过程。实现了计算与存储的融合，降低了集成电路的复杂性，可实现16种基本的布尔逻辑运算以及更为复杂的数字电路运算。
Patent WO-2020029745-A1 (WO)
Inventor: ZHANG BO
IPC: H04L12/24
Filed: 2019-07-12
Abstract: Provided in the embodiments of the present application are a data transmission method and device. The data transmission method comprises: generating a PDCP data packet by means of carrying out integrity protection on data to be transmitted, wherein the PDCP data packet comprises identification information and integrity protection information, the identification information is at least used for indicating that integrity protection is carried out on data carried in the PDCP data packet, and the integrity protection information is used for carrying out integrity verification on the data carried in the PDCP data packet; and transmitting the PDCP data packet. By means of the data transmission method provided by the embodiments of the present application, integrity protection is carried out on the data carried in the PDCP data packet, and indication is carried out by means of the identification information, thereby improving the security of data transmission.
Patent WO-2020024987-A1 (WO)
Title: Authentication method, content delivery network (cdn), and content server
Inventor: LIU DEQIAN
IPC: H04L9/32
Filed: 2019-07-31
Abstract: An authentication method, a content delivery network (CDN), and a content server. The method comprises: a CDN receiving a content access request sent by a client and carrying a first authentication certificate and a second authentication certificate, wherein the first authentication certificate is generated by a content server on the basis of a first key assigned by the CDN, and the second authentication certificate is generated by the content server on the basis of a second key assigned by a cloud server; the CDN using the first key to authenticate the first authentication certificate; and the cloud server using the second key to authenticate the second authentication certificate. In the method, the CDN and a cloud storage server respectively assign different keys to the content server, such that even if the CDN is attacked by an intruder and a key of the CDN is leaked, the cloud storage server is not affected, thereby improving the security of a content resource stored in the cloud storage server.