baber/WOPTO huggingface dataset:
Patent WO-2020211545-A1 (WO)
Title: Sponge head mop and dewatering clamp thereof
Inventor: HU LI
IPC: A47L13/20
Filed: 2020-02-28
Abstract: A sponge head mop and a dewatering clamp thereof. The sponge head mop comprises a sponge mop head (1) and a mop rod (2); a groove (21) is provided at a front end of the mop rod (2), and a pin hole is provided on a side wall of the groove (21); the sponge mop head (1) comprises a sponge head (11) and a fixing portion (12), and the sponge head (11) is fixedly installed on the fixing portion (12); the fixing portion (12) is provided with a hinge tab (13), a tail portion of the hinge tab (13) is semicircular, and the tail portion of the hinge tab (13) is inserted into the groove (21) and is hinged to the front end of the mop rod (2) by means of a pin shaft (3). By using the sponge mop head provided in the present application, mopping without dead corners is achieved, and dewatering may be conducted easily in cooperation with a dewatering clamp.
Patent WO-2021120431-A1 (WO)
Title: 一种导体独立驱动且紧凑结构的高速游标电机
Inventor: JIA SHAOFENG
IPC: H02K11/33
Filed: 2020-03-17
Abstract: 本发明公开了一种导体独立驱动且紧凑结构的高速游标电机，包括定子和转子；所述转子与定子间具有气隙，转子包括转子铁芯，定子包括定子铁芯和定子导体；转子铁芯和定子铁芯均为凸极结构，相邻定子铁芯凸起之间的凹槽中设置有定子导体；所述定子导体的两端伸出定子铁芯两侧，定子导体一端连接驱动板，所有的定子导体各相电流单独控制；定子导体另一端连接短接板形成短接回路。定子端部采用端环短接，大幅减小端部空间，进一步减少了系统体积，提高了电机的功率密度。因此新型电机系统具有转矩密度高、成本低、体积小、结构紧凑、容错能力强、适合高速运行的优点。
Patent WO-2021000606-A1 (WO)
Inventor: LI YUANYANG
IPC: F24F110/20
Filed: 2020-03-19
Abstract: Provided in the present application are a control system of an air conditioner and an air-conditioning device. The control system of the air conditioner comprises: a main machine control assembly receiving a feedback parameter of a main machine, so as to adjust, according to the feedback parameter, a water discharge temperature of the main machine; a water pump control assembly, wherein the water pump control assembly is in communication with the main machine control assembly, so as to adjust, according to a feedback parameter of the water pump, an operating parameter of a water pump; a cooling tower control assembly, wherein the cooling tower control assembly is connected to the water pump control assembly, so as to adjust, according to an environment parameter and a target water discharge temperature, the current water discharge temperature of a cooling tower; and a tail end control assembly, wherein the tail end control assembly is connected to the water pump control assembly, so as to adjust, according to user requirements, an operating state of a tail end. According to the control system of the air conditioner in the present application, flexibility of system control can be improved, and energy consumption of the system can be reduced; in addition, the control system is easily maintained, whereby construction and debugging periods can be effectively shortened, and labor costs can be reduced.
Patent WO-2021159615-A1 (WO)
Inventor: WU ZUOMIN
IPC: H04W72/14
Filed: 2020-04-29
Abstract: 一种混合自动重传请求应答HARQ-ACK码本确定方法，其包括：接收网络设备发送的触发信息，所述触发信息用于指示所述用户设备进行One-Shot HARQ-ACK反馈；根据HARQ进程中的目标TB对应的数据调度信息，确定Type-3 HARQ-ACK码本中的所述目标HARQ进程中的所述目标TB的HARQ-ACK信息；其中，所述Type-3 HARQ-ACK码本包括一个PUCCH组中所有配置的载波上的所有HARQ进程对应的HARQ-ACK信息。本申请根据目标TB对应的数据调度信息，来确定反馈的HARQ-ACK信息，从而保证使Type-3 HARQ-ACK码本正确重置或生成。
Patent WO-2021226783-A1 (WO)
Inventor: JAYAKUMAR SARATHY
IPC: G06F8/656
Filed: 2020-05-11
Abstract: Des systèmes, des appareils et des procédés peuvent fournir une technologie pour gérer des modules de BIOS. La technologie peut comprendre un dispositif de commande de démarrage afin d'effectuer un processus de démarrage par chargement et exécution d'un module de démarrage de système d'entrée/sortie de base (BIOS), un dispositif de commande de réglage pour charger et exécuter un module de démarrage de BIOS pendant l'exécution (c'est-à-dire contournant le redémarrage) à l'aide d'un paramètre de configuration de matériel modifié, et un dispositif de commande de mise à jour pour charger et exécuter un nouveau module de démarrage de BIOS ou un module de démarrage de BIOS mis à jour pendant l'exécution (c'est-à-dire contournant le redémarrage), chaque dispositif de commande étant destiné à fonctionner sous la direction d'un système d'exploitation (OS). La technologie peut effectuer ces opérations de BIOS dans un environnement de BIOS sécurisé.
Patent WO-2021226989-A1 (WO)
Inventor: GUO ZHIPENG
IPC: H04L29/06
Filed: 2020-05-15
Abstract: L'invention concerne un procédé de communication et un appareil de communication. Le procédé comprend les étapes suivantes : un second dispositif reçoit des informations de demande d'authentification provenant d'un premier dispositif, les informations de demande d'authentification comprenant des informations d'identification du premier dispositif ; le second dispositif détermine, selon une première relation de mappage, une suite d'algorithmes cryptographiques correspondant aux informations d'identification du premier dispositif, la première relation de mappage étant utilisée pour indiquer une corrélation entre des informations d'identification d'au moins un dispositif et au moins une suite d'algorithmes cryptographiques ; le second dispositif génère des informations de réponse d'authentification selon la suite d'algorithmes cryptographiques ; et le second dispositif envoie les informations de réponse d'authentification au premier dispositif. Sur la base de la présente invention, la fiabilité de transmission et l'efficacité de communication de deux dispositifs pendant un processus d'authentification peuvent être améliorées.
Patent WO-2020259171-A1 (WO)
Inventor: CAO GEN
IPC: H01M10/48
Filed: 2020-05-25
Abstract: La présente invention concerne un module de batterie et un dispositif, ledit module de batterie comprenant une unité de batterie, comprenant un couvercle supérieur de batterie ; une unité de mesure de température, comprenant un élément de collecte de température qui collecte la température du couvercle supérieur de batterie ; un panneau de faisceau de câblage, disposé sur le couvercle supérieur de batterie et comprenant une carte principale de panneau de faisceau de câblage et une structure de limitation de position agencée sur la carte principale de panneau de faisceau de câblage, la structure de limitation de position s'ajustant avec une unité de mesure de température de façon à limiter la position de l'unité de mesure de température ; une carte de circuit imprimé, disposée sur le panneau de faisceau de câblage et comprenant une carte principale de carte de circuit imprimé et une bande d'extension disposée sur la carte principale de carte de circuit imprimé, l'élément de collecte de température étant relié à la bande d'extension de façon à transmettre le signal de température collecté à la carte principale de carte de circuit imprimé au moyen de la bande d'extension ; une languette de connexion électrique, qui relie différents éléments de batterie et qui est disposée sur le panneau de faisceau de câblage, l'unité de mesure de température étant située entre la languette de connexion électrique et le couvercle supérieur de batterie, la languette de connexion électrique appliquant une pression à l'unité de mesure de température de façon à maintenir l'unité de mesure de température reliée au couvercle supérieur de batterie. La température collectée par l'élément de collecte de température dans le module de batterie peut refléter plus précisément la température réelle à l'intérieur de l'élément de batterie, ce qui aide à garantir la puissance de décharge du module de batterie.
Patent WO-2020238992-A1 (WO)
Inventor: XIE XINQIAN
IPC: H04W72/04
Filed: 2020-05-27
Abstract: Disclosed are a communication method and apparatus. The method comprises: a terminal device receiving a first message from a network device; and the terminal device transmitting, on N subcarriers indicated in the first message, uplink data signals to the network device, wherein the N subcarriers are distributed in M resource blocks (RBs), the number of subcarriers, used for transmitting uplink data signals, in each of the M RBs is L, M is greater than or equal to two, L is less than K, K is the number of subcarriers comprised in one RB, and N, M, L and K are all positive integers. By means of the technical solution, a PUSCH can occupy some subcarriers in one RB to transmit uplink data signals, thereby broadening the frequency-domain range of a channel experienced by the PUSCH, fully acquiring the diversity gain brought by the frequency-domain selectivity of the channel, and improving the transmission performance of the PUSCH.
Patent WO-2021237695-A1 (WO)
Title: Reactive type phosphate and preparation process
Inventor: YE SIMON
IPC: C07F9/12
Filed: 2020-05-29
Abstract: Provided herein are phosphorus-based flame retardant compounds that provide both good electrical characteristics and good heat resistance characteristics when incorporated into PCB compositions. In particular, provided herein are new organophosphorus-based polymers that contain C=C double bonds, which allows them react with other components (for example, C=C bond capped polyphenyl ether, unsaturated hydrocarbon resin, bismaleic imide, etc. ) to form a crosslinked network.
Patent WO-2021212620-A1 (WO)
Inventor: LU JINGYI
IPC: G02F1/1343
Filed: 2020-06-05
Abstract: A liquid crystal display panel and a display device. The liquid crystal display panel comprises an array substrate (11) and a color filter substrate (12) arranged opposite to each other, and liquid crystals (13). The array substrate (11) comprises common electrode lines (14), a gate (15), and a transparent electrode layer (16). In a direction parallel to the plane where the array substrate (11) is located, spacer regions (AA') are provided between the common electrode lines (14) and the gate (15). The transparent electrode layer (16) comprises a light-shielding electrode (161) and a pixel electrode (162). The light-shielding electrode (161) is electrically connected to the pixel electrode (162), and the light-shielding electrode (161) covers the spacer regions (AA').
Patent WO-2021248490-A1 (WO)
Title: 电池
Inventor: Huang Denglong
IPC: H01M50/244
Filed: 2020-06-12
Abstract: 一种电池(100)，该电池(100)包括外壳(10)、电芯模组(20)和电路板(30)。外壳(10)包括第一壳体(11)、第二壳体(13)和第三壳体(15)。电芯模组(20)包括多个堆叠设置的电芯(25)，电路板(30)与电芯模组(20)电连接。第二壳体(13)与第一壳体(11)围设形成第一腔体(101)，第一腔体(101)用于收容电芯模组(20)。第三壳体(15)与第二壳体(13)围设形成第二腔体(103)，第二腔体(103)用于收容电路板(30)。沿电芯(25)的堆叠方向，第二壳体(13)将电芯模组(20)和电路板(30)隔离。该电池(100)采用电芯模组(20)和电路板(30)分别设置在第一腔体(101)和第二腔体(103)，第二壳体(13)在电芯(25)的堆叠方向隔离电路板(30)和电芯(25)，使第一腔体(101)和第二腔体(103)形成有效的热分离，减小电芯模组(20)和电路板(30)工作时发热的互相影响。
Patent WO-2020259696-A1 (WO)
Title: 光学镜头组、摄像头及终端设备
Inventor: CHIANG YITA
IPC: G02B13/00
Filed: 2020-06-28
Abstract: 一种光学镜头组（10）、摄像头及终端设备（100）。光学镜头组（10）包括沿着光轴方向从物侧至像侧依序排列的多个透镜（L1、L2、L3、L4、L5、L6），其中至少一个透镜的材质为第一材质。第一材质的相对折射率温漂系数小于塑料材质的相对折射率温漂系数。多个透镜（L1、L2、L3、L4、L5、L6）中，从物侧至像侧方向的前三个透镜（L1、L2、L3）依次为第一透镜（L1）、第二透镜（L2）和第三透镜（L3）。第一透镜（L1）为正光焦度，第二透镜（L2）为负光焦度，第三透镜（L3）为正光焦度。光学镜头组（10）的有效焦距为f，第一透镜（L1）之物侧表面（S1）至成像面（S15）于光轴上的距离为TTL，TTL/f≤0.96。通过对透镜的材质及前三个透镜（L1、L2、L3）的光焦度的限定，结合其余透镜的光焦度，解决了温漂效应的问题，能够提升成像效果。
Patent WO-2022000303-A1 (WO)
Inventor: Shang Lianglei
IPC: G06F16/33
Filed: 2020-06-30
Abstract: The present invention relates to a method for recommending a service entrance of a service entity in a network platform. The method comprises: S1, taking a service keyword of each service entity as a word segmentation device word source to be sent to a word segmentation device of a network platform; S2, sending a core corpus corresponding to each network content in the network platform to the word segmentation device, the core corpus being the core content of the network content; S3, performing word segmentation on the core corpus by the word segmentation device, and matching the core corpus and the service keyword after the word segmentation is completed; and S4, if a segmented word of the core corpus matches the service keyword, setting a service entrance of a service entity corresponding to the matched service keyword in the network content corresponding to the core corpus. According to the present invention, the network content and the service entity in the network platform are automatically, quickly and accurately connected together by virtue of a word segmentation device technology, so that a user can conveniently and quickly check the service entity, and the user experience is improved.
Patent WO-2021082526-A1 (WO)
Title: Preparation method for a bridging type micro-nano structure sensing unit array sensor and product
Inventor: SHI TIELIN
IPC: G01N27/30
Filed: 2020-07-10
Abstract: A bridging type micro-nano structure sensing unit array sensor and a preparation method therefor. The method comprises: preparing, on the surface of a substrate (1), multiple pairs of electrode arrays (4) to be bridged of specified shapes, and preparing a seed layer (6) of a specified shape and thicknesses; next, preparing a passivation protective layer (7) on the outer peripheral surface of the seed layer (6) except for a bridging surface, and performing heat treatment on the seed layer (6) to improve the crystallinity of the seed layer (6); and finally, directionally growing a micro-nano structure (8) using the solution method to achieve the bridging of the multiple pairs of electrode arrays (4). The array sensor comprises a substrate (1), electrode arrays (4), a seed layer (6), a passivation protective layer (7), and a micro-nano structure (8), the micro-nano structure (8) being grown on the side of the seed layer (6) that is not covered by the passivation protective layer (7) so as to achieve the bridging of the pairs of electrode arrays (4). The sensor has the characteristics of high sensitivity and strong fault tolerance, so that the junction resistance between sensitive layers of the traditional bridged micro-nano structure sensors is greatly lowered.
Patent WO-2021139128-A1 (WO)
Inventor: HOU XIAOWEI
IPC: G01K7/21
Filed: 2020-07-15
Abstract: 一种薄膜温度传感器的测量电路，包括：第一运算放大器（U1）的反相输入端和输出端均连接到薄膜电阻（Rt）的第一端；薄膜电阻（Rt）的第二端连接到一恒流源；第一电阻（R6）的第一端与第一运算放大器（U1）的输出端相连，第二端与第一运算放大器（U1）的同相输入端相连；第一电阻（R6）的第二端通过第二电阻（R7）接地；第二运算放大器（U2）的输出端连接到电位器（R1）的第一端；电位器（R1）的第二端分别连接到所述恒流源和第二运算放大器（U2）的同相输入端；第三电阻（R8）的第一端与第二运算放大器（U2）的输出端相连，第二端与第二运算放大器（U2）的反相输入端相连；第三电阻（R8）的第二端通过第四电阻（R9）接地；电位器（R1）的第二端的电压值为输出信号。
Patent WO-2021022988-A1 (WO)
Inventor: LI HAO
IPC: C01B3/06
Filed: 2020-07-16
Abstract: Disclosed in the present invention is a Co 3 O 4 /CuMoO 4  compound. The compound is an urchin-like Co 3 O 4 /CuMoO 4  compound formed by nanorods. Also disclosed in the present invention a preparation method for the compound, comprising: (1) weighing cobalt nitrate, hexamethylene tetramine, and trisodium citrate and dissolving same in deionized water, and continuously stirring until complete dissolution; (2) transferring the solution to a reaction kettle; (3) performing suction filtration and water washing, and drying in a vacuum oven; (4) weighing a precipitate obtained in step (3) and dispersing same in water; (5) adding CuCl 2 , stirring until complete dissolution, and then adding H 2 MoO 4 ; (6) dissolving urea in water; (7) dropwise adding a urea solution to the solution and stirring; (8) transferring to the reaction kettle, cooling to room temperature after reaction is completed, collecting a precipitate, and vacuum-drying after washing several times; and (9) calcining the collected sample in a muffle furnace to obtain a product. According to the method, an urchin-like catalyst formed by assembling nanowires is successfully prepared by adjusting the doping amount of copper molybdate. The method is simple in synthetic process and cheap and easy-to-access in raw material, and the catalyst is unique and controllable in appearance and shows excellent catalytic activity in the field of catalysis of ammonia borane hydrolysis.
Patent WO-2021027590-A1 (WO)
Inventor: TANG XIAOKE
IPC: H04L27/26
Filed: 2020-07-30
Abstract: La présente invention concerne un procédé et un système de synchronisation de trames pour la transmission de données OFDM par rafales. Le procédé comprend : un récepteur reçoit des données d'interface radio, effectue une conversion et un filtrage de fréquence descendante en données d'échantillonnage de bande de base, un en-tête de synchronisation de trame des données d'échantillonnage de bande de base comprenant un signal chirp et un signal de mode constant dans le domaine temporel, et le signal chirp comprenant un signal chirp montant et un signal chirp descendant ; le récepteur effectue une recherche synchrone sur le signal chirp ; et le récepteur effectue une recherche synchrone sur le signal en mode constant dans le domaine temporel. Le procédé et le système de synchronisation de trames pour la transmission de données OFDM par rafales de la présente invention peuvent satisfaire des exigences de probabilité de capture synchrone et des exigences de précision de synchronisation du récepteur qui a le rapport signal sur bruit inférieur à 0 dB ou qui présente une large plage de fonctionnement de rapport signal/bruit sans définir davantage de données d'en-tête de synchronisation et sans ajouter de coûts matériels.
Patent WO-2021023174-A1 (WO)
Inventor: YANG JUN
IPC: H02J50/80
Filed: 2020-08-04
Abstract: Methods and apparatuses for detecting a foreign object during wireless charging are described. The method can include obtaining a first parameter value and a second parameter value according to: a charging current when a transmitted power falls into a first charging power range, obtained; or a charging voltage when the transmitted power falls into a second charging power range. A reference received power can be obtained according to the first parameter value, the second parameter value, and the received power of the wireless charging receiver. The existence of a foreign object between the wireless charging transmitter and the wireless charging receiver can be determined according to a difference between the transmitted power and the reference received power. For the first charging power range, the transmitter can output a constant voltage, and for the second charging power range, the transmitter can output a constant current.
Patent WO-2022027495-A1 (WO)
Title: Adjustment indicating method and apparatus and adjustment receiving method and apparatus
Inventor: ZHU YAJUN
IPC: H04W56/00
Filed: 2020-08-06
Abstract: An adjustment indicating method and apparatus and an adjustment receiving method and apparatus, the adjustment indicating method comprising: in response to determining that a second network device located in the air has switched connection with a ground station, determining transmission latency adjustment associated information; and sending the transmission latency adjustment associated information to a terminal. A first network device can determine the transmission latency adjustment associated information and send the transmission latency adjustment associated information to the terminal such that, on the basis of the transmission latency adjustment associated information, the terminal can determine the transmission latency to be adjusted or adjusted transmission latency due to the second network device switching the connection with the ground station and, on the basis of the transmission latency to be adjusted or the adjusted transmission latency, adjust the timing advance of communication between the terminal and the first network device, to ensure communication with the first network device on the basis of the adjusted timing advance, thereby being able to ensure communication synchronisation.
Patent WO-2021073261-A1 (WO)
Inventor: CHEN PING
IPC: A24F47/00
Filed: 2020-08-26
Abstract: A heating atomization core (3) having a multi-core porous liquid-conducting material and an assembly, comprising a porous liquid-conducting material body (1) and an electric heating track piece (2) attached to a bottom surface of the porous liquid-conducting material body (1); the electric heating track piece (2) is provided with a plurality of electric heating regions (21), and a plurality of liquid guiding holes (11) are provided on the porous liquid-conducting material body (1); the positions and quantity of the liquid guiding holes (11) match the positions and quantity of the electric heating regions (21); and the heating atomization core having a multi-core porous liquid-conducting material comprises the heating atomization core (3). The heating atomization core (3) having a multi-core porous liquid-conducting material and the assembly use multi-core heating regions to make heating more uniform, and liquid may be more fully vaporized and atomized. A middle vent (12) is formed in the liquid-conducting material body (1), thereby simplifying the assembly of the entire heating atomizing assembly having a multi-core porous liquid-conducting material.
Patent WO-2022000748-A1 (WO)
Title: 一种基于光固化材料吸光度性质的dlp打印控制方法
Inventor: YIN JUN
IPC: B33Y50/02
Filed: 2020-08-28
Abstract: 本发明公开了一种基于光固化材料吸光度性质的DLP打印控制方法。将光吸收剂加入到光固化材料中进行DLP打印，测试光固化材料在不同光吸收剂浓度情况下的单位厚度的液体和固体吸光度，求比值作为实际的固液吸光度比，并和固液吸光度比的理论预测值进行比较，获得实际的光固化材料中光吸收剂所选浓度；测定光固化材料的固化阈值时间，将光固化材料的单位厚度的固体吸光度、单位厚度的液体吸光度和固化阈值时间带入单层固化模型中，处理获得曝光时间tT和固化厚度H的关系；对于待测情况，输入固化厚度获得曝光时间进行DLP打印控制。本发明能准确获得材料的DLP光固化打印参数，避免了复杂且重复多次的成形实验测试，节省材料更精确。
Patent WO-2022041196-A1 (WO)
Inventor: VITTHALADEVUNI PAVAN KUMAR
IPC: H04B7/04
Filed: 2020-08-31
Abstract: L'invention concerne des procédés, des systèmes, et des dispositifs destinés aux communications sans fil. De manière générale, les techniques de l'invention au niveau d'un équipement utilisateur (UE) permettent de rapporter efficacement des informations d'état de canal (CSI) à une station de base avec un niveau de précision approprié. En particulier, la station de base peut indiquer un niveau de précision à l'UE pour rapporter les CSI. L'UE peut coder les CSI à l'aide d'un premier réseau neuronal, et la station de base peut décoder les CSI à l'aide d'un second réseau neuronal. Les premier et second réseaux neuronaux peuvent former une paire de réseaux neuronaux, et l'UE peut former la paire de réseaux neuronaux d'après le niveau de précision indiqué par la station de base. Par exemple, la station de base peut indiquer une fonction de perte correspondant à un niveau de précision avec lequel les CSI doivent être rapportées par l'UE, et l'UE peut former la paire de réseaux neuronaux à l'aide de la fonction de perte.
Patent WO-2021120698-A1 (WO)
Title: Vip板支撑组件和冰箱
Inventor: WANG CHUANFA
IPC: F25D23/00
Filed: 2020-09-03
Abstract: 本揭露涉及一种VIP板支撑组件和冰箱，VIP板支撑组件包括VIP板、侧边支架、中间支撑件、冰箱外壳和排气管。VIP板与冰箱外壳相对设置，侧边支架和中间支架均支撑在VIP板与冰箱外壳之间，侧边支架为两个，侧边支架沿VIP板的纵向设置，两个侧边支架分别位于VIP板的两个侧边位置，且与冰箱外壳和VIP板之间形成排气空间。中间支撑件为多个，多个中间支撑件间隔分布在排气空间中。从而使得排气空间中不用填充发泡液也可以达到对VIP板可靠支撑的效果。从而在VIP板保障能效的情况下，减小了冰箱壳体的厚度，从而提升了容积率。排气管的一端与排气空间连通，排气管的另一端与外界导通，达到排气空间中气体的平衡，有效避免出现鼓包或凹陷。
Patent WO-2021073308-A1 (WO)
Title: 余热锅炉换热管
Inventor: MA ZENGYI
IPC: B05D3/12
Filed: 2020-09-04
Abstract: 一种余热锅炉换热管，包括管体（12）和管体（12）表面的防腐涂层（11），防腐涂层（11）的化学组分包括Al 2O 3，CaAl 2O 4和Ca 3(PO 4) 2。Al 2O 3、CaAl 2O 4和Ca 3(PO 4) 2的质量比占比分别为80-90％，5-10％和5-10％，防腐涂层（11）的厚度为1～2mm，该防腐涂层（11）能有效阻止HF对涂层内部及换热管的腐蚀。
Patent WO-2022047803-A1 (WO)
Title: Communication method and apparatus
Inventor: MA CHUAN
IPC: H04W72/08
Filed: 2020-09-07
Abstract: The present application relates to the technical field of communications, and provided therein are a communication method and apparatus, which are used for the transmission performance of a communication network. In the method, a first QoS flow corresponding to a plurality of QoS parameter sets is provided. In a transmission process, a terminal device, an access network device and a UPF may adjust a QoS parameter set corresponding to a first QoS according to a service requirement change of a target service, and transmit a service of target data according to the QoS parameter set. As such, for a service of which service requirements rapidly change, a terminal device, access network device, and UPF may achieve the adjustment in real time of a QoS parameter set corresponding to a service, improving the matching degree between the QoS parameter set and a QoS requirement of a target service, and further improving the transmission performance of a communication network.