baber/WOPTO huggingface dataset:
Patent WO-2021115475-A1 (WO)
Inventor: JIANG ZHENYU
IPC: H01L33/44
Filed: 2020-12-14
Abstract: The present application relates to the technical field of light emitting diodes. Specifically disclosed are a micro-LED chip (30) and a manufacturing method therefor. The micro-LED chip (30) comprises: a buffer layer (31); and a light emitting epitaxial layer (32) comprising a first conductivity type semiconductor layer (321), a quantum well layer (322), and a second conductivity type semiconductor layer (323) sequentially stacked on one main surface of the buffer layer (31), wherein the second conductivity type semiconductor layer (323), the quantum well layer (322), and the first conductivity type semiconductor layer (321) form a mesa structure (320) partially exposing the first conductivity type semiconductor layer (321), and a first insulating region (381) formed by ion bombardment and integrated with the mesa structure (320) is provided on the outer peripheral wall of the mesa structure (320). In this way, the non-radiative recombination of carriers on the outer peripheral wall of the mesa structure (320) can be prevented, thereby improving the photoelectric conversion efficiency of the micro-LED chip (30).
Patent WO-2021136144-A1 (WO)
Inventor: GAO JUNPING
IPC: H04N19/176
Filed: 2020-12-28
Abstract: 本公开提供了一种字符的还原方法及装置、存储介质、电子装置，其中的一种字符的还原方法包括：确定文字区域中的字符的字符标识，其中，一个字符标识用于唯一地标识一个字符；至少根据字符标识进行编码，将编码后的数据发送给接收端，其中，编码后的数据用于供接收端对编码后的数据进行解码，并根据解码后得到的字符标识还原字符，即，只根据少量信息进行编码，再通过解码得到该信息对字符进行还原。
Patent WO-2022126738-A1 (WO)
Title: Image acquisition method and apparatus, and device and medium
Inventor: GUO XIN
IPC: H04N7/18
Filed: 2020-12-28
Abstract: Provided are an image acquisition method and apparatus, and a device and a medium. The image acquisition method comprises: acquiring a target input; in response to the target input, sending a target instruction to a first image acquisition device, so that the first image acquisition device photographs content written on a physical writing board, so as to obtain a target image; and receiving the target image sent by the first image acquisition device. By means of the image acquisition method and apparatus, a device, and a medium provided in the present application, a traditional physical writing board can be combined with an electronic device, thereby improving the speaking efficiency and the speaking experience of a speaker.
Patent WO-2022105026-A1 (WO)
Inventor: LI RAN
IPC: G06F16/70
Filed: 2020-12-29
Abstract: 本发明实施例提供一种视频相似度处理方法、装置、移动终端和存储介质，该视频相似度处理方法包括：获取多个视频片段；分别对多个视频片段各自包含的多帧图像进行图像特征提取；根据多个视频片段各自包含的多帧图像的图像特征，确定多个视频片段各自对应的视频特征；根据多个视频片段各自对应的视频特征，确定多个视频片段之间的相似度。当任意两个视频片段的相似度大于预设阈值时，确定这两个视频片段为相似片段。由于一个视频片段的视频特征中包含了其中若干帧图像的图像特征，使得视频特征更加丰富、准确，从而根据多个视频片段各自对应的视频特征确定出的多个视频片段之间的相似度会更加准确、可靠。
Patent WO-2021083430-A1 (WO)
Inventor: XIA ENPIN
IPC: F25D25/02
Filed: 2020-12-30
Abstract: A storage device (200) for a refrigerator (10), and a refrigerator (10) having same. The storage device (200) comprises: a storage drawer (210), which comprises a housing (211) and a drawer (212) that slides into the housing (211); the housing (211) comprises an upper cover (260) and a housing body (250), the upper cover (260) being detachably arranged at the top of the housing body (250), and the upper cover (260) being provided with an air vent region (610); and an oxygen/moisture removal assembly (300) provided above the air vent region (610), said assembly being configured to consume, by means of electrolysis, oxygen inside the storage drawer (210), and to cause water vapor inside the storage drawer (210) to be expelled. Because the upper cover (260) of the housing (211) can be removed, arranging the oxygen/moisture removal assembly (300) above the upper cover (260) allows for the oxygen/moisture removal assembly (300) to be moved along with the upper cover (260). That is, when the oxygen/moisture removal assembly (300) is to be installed, only the cover (260) need be removed, thereby eliminating the need to pull the entire storage drawer (210) out of the refrigerator (10) in order to install the oxygen/moisture removal assembly (300), thus making operation simple and convenient.
Patent WO-2021139738-A1 (WO)
Title: Target task execution vehicle determination method, and system
Inventor: Hong Huiting
IPC: G06F16/9537
Filed: 2021-01-07
Abstract: A target task execution vehicle determination method and a system. The method comprises: receiving a task request comprising position information of a user (510); determining a road segment set on the basis of the position information, the road segment set comprising multiple road segments, and the multiple road segments comprising a target road segment and at least one associated road segment having a linkage relationship with the target road segment (520); acquiring road segment representation information corresponding to each of the multiple road segments in the road segment set (530), wherein the road segment representation information is generated by a road segment feature extraction model; determining, on the basis of the road segment representation information corresponding to each of the multiple road segments in the road segment set, at least one candidate road segment corresponding to the target road segment (540); and determining, from candidate vehicles located at the at least one candidate road segment, a target task execution vehicle corresponding to the task request (550).
Patent WO-2022110521-A1 (WO)
Inventor: LIU ZHIFENG
IPC: B23C3/00
Filed: 2021-01-18
Abstract: A post-processing method applied to a special seven-axis five-linkage type machine tool. A multi-body kinematics model is established according to the structure of the machine tool, wherein the multi-body kinematics model is established according to the sequence of a workpiece-a rotary table-a machine tool body-a slide carriage-an upright post-a swing angle milling head-a cutter; a position coordinate transformation matrix is established according to the multi-body kinematics model, so as to obtain a tool position point matrix and a tool axis vector matrix; and according to the tool position point matrix and the tool axis vector matrix, the transfer equation between each machine tool motion axis and a tool position point coordinate is solved. The corresponding relationship between the tool position point coordinate and each machine tool motion axis is established geometrically, and the specific numerical values of the rotation axis C of the swing angle milling head and the rotation axis C2 of the rotary table are solved; and the post-processing algorithm provided takes into consideration the size parameters of the machine tool and the swing angle milling head geometrically, and solves the problem of solving the rotation angles of the rotation axis C of the swing angle milling head and the rotation axis C2 of the rotary table.
Patent WO-2021147857-A1 (WO)
Title: A novel wash buffer solution for affinity chromatography
Inventor: LIU HAIKUAN
IPC: C07K1/16
Filed: 2021-01-19
Abstract: Provided is a method for improving impurities removal in the protein purification by affinity chromatography, comprising 1) loading a protein sample onto an affinity chromatography column, 2) washing the column with a wash buffer solution comprising Histidine or Imidazole, and a pH-adjusting agent.
Patent WO-2021155753-A1 (WO)
Inventor: WANG MUGUI
IPC: C12N9/10
Filed: 2021-01-28
Abstract: L'invention concerne un gène résistant aux herbicides, un polypeptide du code génétique et une application associée dans la sélection des plantes; le polypeptide est un polypeptide ALS muté, dans un polypeptide ALS de type sauvage tel que représenté dans SEQ ID NO : 1, l'acide aminé en position 170 et/ou 627 a muté, conférant ainsi une tolérance aux herbicides, ce qui peut servir à cultiver des plantes tolérantes aux herbicides inhibiteurs d'ALS.
Patent WO-2022021857-A1 (WO)
Title: 一种固态硬盘访问方法、装置、设备及介质
Inventor: SHAO WENHAO
IPC: G06F3/06
Filed: 2021-02-20
Abstract: 一种固态硬盘访问方法、装置、设备、介质，该方法包括：在当前数据块的数据读取出现错误时，根据当前数据块的数据保存时间所属的当前数据保存时间区间确定当前数据块的第一读取电压（S11）；基于所述第一读取电压对当前数据块中的数据进行重读纠错（S12）；如果当前数据块重读纠错失败，则根据所述当前数据保存时间区间以及预设数据读取规则确定当前数据块对应的第二读取电压，其中，所述预设数据读取规则为基于数据保存时间区间和数据读取次数确定的规则（S13）；基于所述第二读取电压对当前数据块中的数据进行重读纠错，直至当前数据块重读纠错满足预设重读纠错条件（S14）。这样提高了ERF效率，从而提高了固态硬盘的数据读取性能。
Patent WO-2021208615-A1 (WO)
Inventor: CHEN CHUNYONG
IPC: G06F21/31
Filed: 2021-03-01
Abstract: L'invention concerne un procédé et un appareil d'invitation d'utilisateur, un dispositif informatique (140), et un support de stockage lisible par ordinateur, se rapportant au domaine technique de l'Internet. Le procédé comporte les étapes consistant à : recevoir une liaison d'invitation cible ; lors de l'accès à la liaison d'invitation cible, fournir un identifiant d'utilisateur d'un utilisateur actuellement connecté au niveau d'un terminal (110, 120) ; déterminer si l'utilisateur actuellement connecté est un utilisateur invité ; en réponse au fait que l'utilisateur actuellement connecté est l'utilisateur invité, obtenir, en provenance d'un serveur (130), une clé privée d'un code QR cible correspondant à la liaison d'invitation cible ; utiliser la clé privée pour déchiffrer le code QR cible ; en réponse à un déchiffrement réussi du code QR cible, afficher une page d'invitation cible indiquée par le code QR cible ; et en réponse à une opération de soumission pour la page d'invitation cible, soumettre des informations d'utilisateur remplies dans la page d'invitation cible au serveur (130).
Patent WO-2022183459-A1 (WO)
Title: 一种估算电池包soc的方法、装置及电池管理系统
Inventor: XU GUANGYU
IPC: G01R31/382
Filed: 2021-03-04
Abstract: 一种估算电池包（10）SOC的方法、装置及电池管理系统，属于电池技术领域。电池包（10）包括不具有平台区的第一电芯（11）和具有平台区的第二电芯（12），且至少一个第一电芯（11）与第二电芯（12）串联。方法包括根据第一电芯（11）相对于第一电芯（11）的初始SOC的SOC变化量，及第一电芯（11）的标称容量，确定电池包（10）的容量变化量（S101）；获取第一电芯（11）的均衡容量以及第二电芯（12）的均衡容量（S102）；根据电池包（10）的容量变化量、第一电芯（11）的标称容量和第一电芯（11）的均衡容量以及第二电芯（12）的均衡容量和第二电芯（12）的初始SOC，估算第二电芯（12）的SOC，并根据第二电芯（12）的SOC确定电池包（10）的SOC（S103）。通过这种方法可精确估算第二电芯（12）的SOC，解决了现有SOC估算不准确的问题。
Patent WO-2022187999-A1 (WO)
Title: 一种用于地下采空区的防渗混凝土渐进结构及其施工方法
Inventor: CHEN TIANLEI
IPC: E21F15/00
Filed: 2021-03-08
Abstract: 公开了一种用于地下采空区的防渗混凝土渐进结构，其解决了尾砂中的药剂和有害化学成分污染地下水的问题。该防渗混凝土渐进结构在采空区（1）的底部铺设有防渗混凝土底层（2），在采空区（1）的内侧壁由下至上设有多层防渗体（3），在采空区（1）的出入口处设有防渗混凝土墙（4）。还公开了一种用于地下采空区的防渗混凝土渐进结构的施工方法，其包括以下步骤：向采空区（1）底部泵送防渗混凝土，形成防渗混凝土底层（2）；沿采空区内侧壁下端泵送快凝防渗混凝土，形成第一层防渗体（3），然后进行第一层尾砂（5）的填充；沿采空区内侧壁泵送第二层快凝防渗混凝土，填充第二层尾砂（5）；如此重复操作；在采空区的出入口处浇筑防渗混凝土墙（4）。
Patent WO-2022027963-A1 (WO)
Title: Vascular stent construction method based on modularization
Inventor: GE SIMING
IPC: A61F2/86
Filed: 2021-03-11
Abstract: The present invention discloses a vascular stent construction method based on modularization, comprising the following steps: S1: collecting statistics about vascular stent data, using vascular stents as modules, and establishing a stent module database; S2: obtaining lesion blood vessel data, and partitioning a lesion blood vessel; S3: selecting, according to sizes and lesion conditions of partitions of the lesion blood vessel, the stent modules matched with the partitions from the stent module database; S4: adjusting models of the stent modules according to connection conditions of the partitions, and determining connection positions and assembling modes of the stent modules of the partitions; and S5: combining the stent modules of the partitions according to the connection positions and the assembling modes of the stent modules of the partitions to complete construction of a vascular stent. According to the present invention, the stent is flexibly adjusted to be combined with high freedom degree and high matching degree, treatment efficiency is improved, a lantern ring type connecting structure is adopted, a non-overlapping connecting structure is stable, the breakage risk is relatively low, and the service life of a product is relatively long.
Patent WO-2022170658-A1 (WO)
Inventor: XIAO JUNCHENG
IPC: H01L27/15
Filed: 2021-03-15
Abstract: L'invention concerne un module de rétroéclairage et son procédé de fabrication, et un dispositif d'affichage à cristaux liquides. Le module de rétroéclairage comprend un substrat (101), et une puce électroluminescente et une couche réfléchissante (103), qui sont disposées sur le substrat (101) la couche réfléchissante (103) comporte une région creuse, la puce électroluminescente est électriquement connectée au substrat (101) au niveau de la région creuse, et une projection d'un bord de la région creuse qui est sur le substrat (101) est au moins partiellement située à l'intérieur d'une plage de couverture d'une projection de la puce électroluminescente qui se trouve sur le substrat (101).
Patent WO-2021213547-A1 (WO)
Title: 漏电检测方法、装置及电子设备
Inventor: QIAN LINGLING
IPC: G01R31/52
Filed: 2021-05-31
Abstract: 属于智能家电技术领域，一种漏电检测方法、装置及电子设备，通过在接收到漏电报警信息时，其中，漏电报警信息表征多个智能家电设备中发生漏电现象，对多个智能家电设备依次进行状态切换，得到每一次状态切换后所检测到的用电线路状态信息（S101）；根据每一次状态切换后所检测到的用电线路状态信息，确定多个智能家电设备中发生了漏电的智能家电设备（S102）。由于出现漏电的智能家电设备发生状态切换后，表征漏电情况的用电线路状态信息也会发生改变，进而确定是否发生漏电，通过本方法，云服务器可以对家庭中不带有漏电检测单元的智能家电设备进行漏电检测，从而及时发现和定位漏电设备，提高用电安全性。
Patent WO-2022252179-A1 (WO)
Inventor: XING YING
IPC: G09G3/36
Filed: 2021-06-03
Abstract: 本公开提供一种显示装置，所述显示装置包括依次层叠设置的显示面板和背光源，所述背光源设置在所述显示面板的入光侧；所述显示装置划分为至少一个显示区，所述显示面板划分为至少一个显示单元，所述背光源划分为至少一个背光单元；一个所述显示区至少包括一个所述显示单元和一个所述背光单元；一个所述背光单元至少对应一个所述显示单元；所述背光单元用于为所述显示单元提供光源；在一个所述显示区中，所述显示单元的灰阶电压和所述背光单元的亮度中的至少一者能够调节。本公开还提供一种显示装置的驱动方法、一种驱动装置、一种显示设备。
Patent WO-2022088684-A1 (WO)
Inventor: RAN PENG
IPC: H04N9/31
Filed: 2021-06-08
Abstract: Des modes de réalisation de la présente demande, qui appartiennent au domaine technique de la projection, concernent un procédé et un appareil de commande de projection, un dispositif de projection, et un support de stockage lisible par ordinateur. Une taille de projection cible, une proportion d'image de projection, et une distance de projection correspondant au dispositif de projection sont obtenues, et la distance de projection est la distance entre le dispositif de projection et un plan projeté par le dispositif de projection ; une taille d'image de projection est ajustée à la taille de projection cible en fonction de la taille de projection cible, de la proportion d'image de projection et de la distance de projection. Par conséquent, indépendamment du fait que le dispositif de projection est éloigné ou est à proximité du plan de projection, tant que la taille de l'image de projection est sélectionnée, la taille d'une image projetée par le dispositif de projection est toujours maintenue à la taille de projection cible, et ne varie pas en fonction de la distance de projection.
Patent WO-2022007674-A1 (WO)
Title: Water purification system
Inventor: LIU GUO
IPC: C02F1/44
Filed: 2021-06-30
Abstract: Disclosed is a water purification system, comprising: a water purification device which is provided with a permeable membrane, and a concentrated water chamber and a purified water chamber located on two sides of the permeable membrane; a water mixing tank which is provided with a first water inlet, a second water inlet and a water return port, with the first water inlet being used for guiding initial water to enter the water mixing tank, and the water return port being in communication with the concentrated water chamber of the water purification device; a pumping device arranged between the water return port and the concentrated water chamber; and a valve mechanism, wherein the valve mechanism is in communication with the concentrated water chamber so as to guide concentrated water in the concentrated water chamber to flow out of same, and to divide, in such a manner that a flow distribution proportion can be changed, the guided-out concentrated water into first-branch concentrated water for being supplied to the water mixing tank by means of the second water inlet, and second-branch concentrated water for being discharged; and the pumping device is used for re-supplying raw water, which is formed by mixing the first-branch concentrated water with the initial water, in the water mixing tank to the concentrated water chamber.
Patent WO-2022017323-A1 (WO)
Title: Totem pole pfc circuit, control method, circuit board and air conditioner
Inventor: ZHANG JIENAN
IPC: H02M1/42
Filed: 2021-07-19
Abstract: A totem pole PFC circuit, a control method, a circuit board and an air conditioner. The totem pole PFC circuit comprises a bridge circuit (100), a bus capacitor module (200), a switch module (300) and a control module (400). When the switch module (300) is opened, the totem pole PFC circuit operates in a totem pole PFC mode; when the switch module (300) is closed, the totem pole PFC circuit operates in a totem pole voltage-doubling PFC mode; and the control module (400) controls the opening and closing of the switch module (300), so that the totem pole PFC circuit can switch between different modes.
Patent WO-2022037559-A1 (WO)
Title: Valve clamping device with adjustable bearing force and valve clamping system
Inventor: ZHANG TINGCHAO
IPC: A61F2/24
Filed: 2021-08-17
Abstract: Disclosed are a valve clamping device with an adjustable bearing force and a valve clamping system. The valve clamping device with an adjustable bearing force comprises: asupport portion comprising a connecting end and a free end disposed oppositely; ahollow adjustment portion made of a shape memory material, one end ofwhich is sleeved outside the connecting end and connected to the support portion, and another end of which hangs in air; aclamping portion enclosed outside the adjustment portion; and a driving portion connected to the clamping portion to drive the clamping portion to open or close around the adjustment portion; wherein the free end of the support portion is within the adjustment portion, and a proximal end of the adjustment portion is spaced apart from a proximal end of the support portion.
Patent WO-2022188365-A1 (WO)
Inventor: YU GUANG
IPC: G05D1/02
Filed: 2021-08-19
Abstract: 一种自移动设备。自移动设备包括：设备主体（200），设备主体（200）的前侧设置有缓冲部件（170）；线激光模组，设置于设备主体（200）和缓冲部件（170）中的至少一个，并位于缓冲部件（170）与设备主体（200）之间，线激光模组包括用于采集环境图像的摄像装置，在缓冲部件（170）的与摄像装置相对的位置处设置有第一窗口（171），以使得外部环境光能够进入摄像头；补光灯（180），设置于缓冲部件（170）。由此，利用补光灯（180）对环境光线进行补光，有利于提高摄像装置捕获环境图像的清晰度和准确性。
Patent WO-2022042662-A1 (WO)
Inventor: JIANG GUANCHENG
IPC: C09K8/24
Filed: 2021-08-26
Abstract: 本发明涉及石油工业相油田化学领域，具体涉及仿生与双疏钻井液。该钻井液含有仿生固壁剂、仿生润滑剂、超双疏剂、携屑剂和仿生页岩抑制剂。本发明以仿生学理论和井下岩石表面双疏型理论为基础，通过仿自然界动植物特殊性能仿生固壁剂、仿生润滑剂、超双疏剂、携屑剂和仿生页岩抑制剂，以系列仿生处理剂为核心形成一套应相于非常规复杂油气井相仿生与双疏钻井液体系。
Patent WO-2022042686-A1 (WO)
Inventor: XIE XIAOWU
IPC: H02K1/27
Filed: 2021-08-27
Abstract: The present invention relates to a brushless direct-current motor, comprising: a housing, wherein one or both ends of the housing are open, and an accommodating space is formed in the housing; a stator assembly, wherein the stator assembly comprises a stator and a winding provided on the stator, and the stator assembly is provided in the accommodating space; and a rotor assembly, wherein the rotor assembly comprises a rotor, and the rotor is connected to an output component so as to output power. The outer contour of the housing of the brushless direct-current motor comprises two parallel straight edges and two arc edges, or the outer contour of the housing of the brushless direct-current motor is in the shape of a regular hexagon, and an inner contour is also in the shape of the regular hexagon. The brushless direct-current motor provided by the present invention has the remarkable characteristics of being small in mounting size, light in weight, low in noise, small in vibration, and the like, and can meet the increasingly concerned requirements for small size, light weight, NVH, and the like of motors in the field of automobiles and the like.
Patent WO-2022048512-A1 (WO)
Inventor: WANG SHEN
IPC: H01Q1/52
Filed: 2021-08-30
Abstract: Disclosed are an antenna structure and an electronic device, which belong to the technical field of communications. The antenna structure comprises a first antenna and a second antenna, the first antenna comprising a first radiator, a second radiator, a first port and a second port, and the second antenna comprising a third radiator and a third port, wherein the first radiator, the second radiator and the third radiator together form a ring structure, and there is a first gap between the first radiator and the second radiator, a second gap between the first radiator and the third radiator, and a third gap between the second radiator and the third radiator; and the first port is connected to a first end close to the first gap of the first radiator, the second port is connected to a first end close to the first gap of the second radiator, the third port is connected to a middle area of the third radiator, and the first radiator and the second radiator are respectively located on two opposite sides of a first symmetry axis.
Patent WO-2022088968-A1 (WO)
Inventor: KWATRA SHIKHAR
IPC: G06F16/33
Filed: 2021-09-02
Abstract: La présente invention concerne la détection et l'évaluation de la détérioration d'une mémoire qui comprennent la capture d'énoncés humains avec une interface vocale et la génération, pour un utilisateur, d'un corpus d'énoncés humains qui comprend des énoncés humains sélectionnés parmi la pluralité d'énoncés humains sur la base des significations des énoncés humains, comme déterminé par un traitement de langage naturel par un processeur informatique. Sur la base de données générées en réponse à des signaux détectés par un ou plusieurs dispositifs de détection fonctionnellement couplés au processeur informatique, des informations contextuelles correspondant à un ou plusieurs énoncés humains du corpus sont déterminées. Des motifs parmi le corpus d'énoncés humains sont reconnus sur la base d'une reconnaissance de motif effectuée par le processeur informatique à l'aide d'un ou de plusieurs modèles d'apprentissage machine. Sur la base de la reconnaissance de motif, un changement du fonctionnement de la mémoire de l'utilisateur est identifié. Le changement identifié est classifié, sur la base des informations contextuelles, à savoir si le changement est susceptible d'être dû à une déficience de la mémoire de l'utilisateur.
Patent WO-2023039851-A1 (WO)
Inventor: LIN YANGXIN
IPC: B60H3/00
Filed: 2021-09-17
Abstract: 一种车载智能香氛发生器（100），包括壳体（1）和复数个香料盒（2）；所述壳体（1）包括底座（11）；每个所述香料盒（2）均包括外套筒（21）、内套筒（22）、香精块（23）和香氛前盖（24），所述外套筒（21）具有一凸块（213），所述凸块（213）设于外套筒（21）的内壁前端部；所述内套筒（22）的后端为封闭端（222），前端为开口端（223），且所述内套筒（22）的外壁前端设有一止转条（224）；所述外套筒（21）固定于底座（11）内部，所述外套筒（21）、内套筒（22）和香精块（23）依次套接，且内套筒（22）的前端伸出外套筒（21）并穿出底座（11），所述止转条（224）卡持于外套筒（21）的凸块（213）上；所述香氛前盖（24）位于底座（11）外部，并固紧于内套筒（22）的前端部；该车载智能香氛发生器（100）有效地缩小了香氛发生器的体积，减小香氛发生器的占用空间。
Patent WO-2022083378-A1 (WO)
Inventor: ZHAO YANG
IPC: H04L29/06
Filed: 2021-09-18
Abstract: A data processing method and device. Said method comprises: receiving a first account sent by a second platform (S701); acquiring, from account information stored in a first platform, target object information corresponding to the first account, the account information including at least one account and at least one piece of object information associated with each account (S702); receiving first object information corresponding to the first account sent by the second platform (S703); and storing the first account, the first object information and the target object information into the first platform to obtain account information of the first account corresponding to the second platform (S704). By constructing the first platform to store account information of various service platforms, a user can use the same account to log in to different service platforms, and the user does not need to repeatedly fill in basic object information in the process of registering the service platforms, thereby achieving data interworking between the service platforms, and ensuring the efficiency of data processing.