Huawei Technologies Co., Limited

Tencent Technology (shenzhen) Company Limited

Huawei Technologies,co., Ltd.

Comp-any Gmbh

Tencent Technology (shenzhen)

Huawei Digital Power Technologies Co., Ltd.

Tencent Technology Company Limited

Hui Ni

Yan Li

Yongcui Li

Shiyong Tan

Fang Yu

Fangyuan Zhu

Chengjie Wang

Weihua Hu

Yizhuang Wu

Jilin Li

Nan Wu

Shunwan Zhuang

Zhenbin Li

Feiyue Huang

Zhenglei Huang

Yongjian Wu

Yanmei Yang

Yang Xin

Hua Li

Wenhui Li

Jiangwei Ying

Chang Wang

Yan Wang

Wei Zhou

Peng Zhou

Haiyang Sun

Qing Wei

Meng Li

Yong Li

Qufang Huang

Jian Zhang

Xiaoying Xu

Lei Wan

Ying Chen

Zhenzhen Cao

Wanqiang Zhang

Wei Chen

Weisheng Jin

Wei Lu

Wei Wei

Li Liu

Yongqiang Gao

Cuili Ge

Riccardo Trivisonno

Yizhou Li

Shibi Huang

Hui Cai

Jiao Yang

Tingfang Tang

Qi Pan

Yong Gen He

Xiaoqiang Qiao

Yabiao Wang

Yandan Zhao

Guofu Tan

Josef Eichinger

Ying Tai

Yanhao Ge

Hanwen Cao

Yun Cao

Pengcheng Tang

Ruizhi Liu

Yuan Rao

Ao Lei

Ling Zhao

Xiaoyi Zhang

Zheng Zhou

Weiguo Hao

Xia Chen

Sandip Gangakhedkar

Shouhong Ding

Qing Zeng

Zhiwei Xiong

Lei Fan

Ankit Kumar Sinha

Xiaohui Liu

Keke He

Shaoxin Li

Renhai Zhang

Peng Ma

Ruixin Zhang

Jianjun He

Junwei Zhu

Yicong Liang

Xu Chen

Zhenye Gan

Xuehai Chen

Zhengliang Li

Feida Zhu

Xiaozhong Ji

Embodiments of this disclosure provide a communication method and apparatus, to reduce a waiting delay during transmission of retransmitted data and out-of-order data. In this method, a user plane function network element may receive first data and second data, determines, based on first information, that the second data is retransmitted data of the first data, and sends indication information to an access network network element. The indication information herein may indicate that the second data is the retransmitted data, or indicate a sending priority of the second data. Based on this solution, the access network network element may send the first data and the second data based on the indication information, and may preferentially send the retransmitted data to reduce the waiting delay during data transmission.

Communication method and apparatus

A data packet transmission method includes receiving, by a first network element, a first data packet of a first service from an application server. The method also includes determining, by the first network element, first sequence information of a second data packet. The second data packet is a to-be-discarded data packet of the first service. The first sequence information indicates a sequence of the second data packet. The method further includes determining, by the first network element, a third data packet. The third data packet includes the first sequence information. The method additionally includes sending, by the first network element, the third data packet to a terminal device.

Data packet transmission method and related device

This application provides a communication method and apparatus. The method may include receiving, by a second session management network element in a visited network, from a first session management network element in a home network, indication information, wherein the indication information indicates that traffic routing is allowed in the visited network. The method may further include sending, by the second session management network element and based on the indication information, IP address information of the visited network to a user plane network element in the visited network, wherein the IP address information is information used to determine an extension mechanisms for domain name system DNS client subnet option, or the IP address information is a local DNS server address.

A communication method and a communication apparatus. A session management function receives indication information from a policy control function, where the indication information indicates the session management function to send an identifier of a user plane function to the policy control function, and the user plane function is configured to transmit data of a first service. The session management function sends the identifier of the user plane function to the policy control function based on the indication information. The identifier of the user plane function is sent to the policy control function via the session management function, so that the policy control function is able to obtain the identifier of the user plane function to implement information exposure of the user plane function.

Embodiments of this application provide a media packet transmission method, an apparatus, and a system that relate to the field of communication technologies. In an example method, a transmit end network element obtains a correspondence between an encoding type and a quality of service (QoS) flow. The transmit end network element is a user plane network element or a terminal. The QoS flow is used to transmit a media packet whose encoding type is the encoding type corresponding to the QoS flow. The transmit end network element identifies an encoding type of a received media packet, and sends, based on the correspondence through a QoS flow corresponding to the encoding type of the media packet, the media packet carrying information associated with the encoding type to an access network element.

Media packet transmission method, apparatus, and system

A communication method, device, and medium are provided, the method including determining, by a terminal device, whether the terminal device supports at least one of a time sensitive networking (TSN) service, a packet data unit (PDU) session corresponding to a TSN service needs to be established, a currently established PDU session needs to carry a TSN stream, or an established PDU session needs to carry a TSN stream, and sending, by the terminal device, port information of the terminal device to a session management network element, where the port information of the terminal device includes a port identifier of the terminal device, and further includes information about a transmission delay between a port of the terminal device and an external neighbor node.

Communications method and apparatus

The present disclosure provides example traffic routing methods, apparatuses, and systems. One example method includes receiving a routing rule from a session management network element in a session management process, wherein the routing rule indicates at least one of the following: to send a first traffic to a first function entity, or to send a second traffic to a second function entity or an access device, where the first traffic is a traffic on which first traffic steering control is to be performed, and the second traffic is a traffic on which the first traffic steering control has been performed; and transmitting a received traffic according to the routing rule.

Traffic routing method, apparatus, and system

A communication method includes receiving, by a policy control network element executed by a processor, first information. The first information is service information or a traffic steering requirement. The traffic steering requirement includes at least one service function. The communication method also includes obtaining, by the policy control network element, first traffic steering policy information from a first network element based on the first information. The first traffic steering policy information indicates network elements corresponding to the at least one service function and a sequence in which service data passes through the network elements corresponding to the at least one service function.

Communication method, apparatus, and system

An image processing method includes performing additional image feature extraction on a training source face image to obtain a source additional image feature, performing identity feature extraction on the training source face image to obtain a source identity feature, inputting a training template face image into an encoder in a to-be-trained face swapping model to obtain a face attribute feature, inputting the source additional image feature, the source identity feature, and the face attribute feature into a decoder in the face swapping model for decoding to obtain a decoded face image, obtaining a target model loss value based on an additional image difference between the decoded face image and a comparative face image, and adjusting the model parameters of the encoder and the decoder based on the target model loss value to obtain the trained face swapping model.

Image processing method and apparatus, computer device, storage medium, and computer program product

A service packet transmission method and apparatus, the method including receiving, by the source mobile edge computing network element, after a source mobile edge computing network element receives a second uplink service packet, a first uplink service packet sent by a source user plane network element and that is from a target user plane network element, where the second uplink service packet is the last uplink service packet sent by the source mobile edge computing network element to a source application server, sending, by the source mobile edge computing network element, the first uplink service packet to a target mobile edge computing network element, and sending, by the source mobile edge computing network element, first indication information to the target mobile edge computing network element, the first indication information indicating that the sending of the first uplink service packet by the source mobile edge computing network element ends.

Service packet transmission method and apparatus

This application provides a method for controlling disorder of downlink data and an apparatus thereof. The method includes: A control plane network element determines to switch from a first user plane device to a second user plane device, and sends indication information to the second user plane device. The second user plane device buffers, according to the received indication information, downlink data received from a session anchor, and sends the buffered downlink data after reception of an end marker from the first user plane device.

Method and apparatus for controlling disorder of downlink data

A communications method and apparatus, where the method includes: sending, by a session management network element, first indication information when the session management network element determines, based on first information, to establish a first low-latency service flow for a session, wherein the first indication information is used to indicate to set the session to an always-on session. According to solutions of this application, when determining to establish the low-latency service flow, the session management network element flexibly indicates to a terminal apparatus to set the session to the always-on session. This avoids a resource waste caused by setting the session to the always-on session all the time, and avoids a transmission latency caused when the session is not set to the always-on session in time, such that resource utilization and transmission efficiency are improved.

A packet transmission method, including receiving, by a session management function network element, first access network tunnel information and second access network tunnel information that correspond to a first service, and sending a downlink forwarding rule to a user plane function network element, where the downlink forwarding rule includes the first access network tunnel information and the second access network tunnel information, and the downlink forwarding rule indicates the user plane function network element to replicate a received downlink packet of the first service, and send downlink packets of the first service through two paths respectively corresponding to the first access network tunnel information and the second access network tunnel information.

Packet transmission method, apparatus, and system

A communication method and apparatus, where the method includes: a session management network element sending location area information; a mobility management network element receiving the location area information from the session management network element; obtaining location information of a terminal; determining, based on the location area information and the location information, that the terminal is located outside a service area indicated by the location area information; and in response to the determination, sending, to the session management network element, a message for triggering update of a session management information.

Session management method, apparatus, and system

A communication method includes: determining a first central unit (CU)-user plane (UP) and a user plane function (UPF) network element that correspond to a quality of service (QoS) flow, where an access network device to which the first CU-UP belongs supports at least two CU-UPs; determining a first packet delay budget (PDB) for transmitting the QoS flow between the first CU-UP and the UPF network element; and sending the first PDB to the access network device, where the first PDB is used by the access network device to schedule an air interface resource. After the CU-UP corresponding to the QoS flow is determined, the PDB of the CU-UP corresponding to the QoS flow may be sent to the radio access network (RAN) device.

Communication method and device

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Beijing, China

Hui Ni