公开(公告)号：US20230370668A1

公开(公告)日：2023-11-16

申请号：US18361469

申请日：2023-07-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Zhenxing Zhang ,  Hua Long ,  Guang Qian ,  Junhao Jin

IPC: H04N21/266 ,  H04N21/472 ,  H04N21/239

CPC classification number: H04N21/266 ,  H04N21/472 ,  H04N21/2393

Abstract: Embodiments of this application disclose a video switching method and a related device, and are applied to the multimedia field. The method in embodiments of this application includes: A video transmit end receives a video switching instruction when sending a first video frame, where the first video frame is one frame of video data of a first video stream that is being sent by the video transmit end; and the video transmit end switches video data in response to the video switching instruction when a first field blanking period after the first video frame arrives. In embodiments of this application, a video data switching process of the video transmit end may be controlled to occur in the field blanking period, and the video transmit end always sends a complete video frame to a video receive end.

公开(公告)号：US20230379076A1

公开(公告)日：2023-11-23

申请号：US18361409

申请日：2023-07-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Xiaowei Li ,  Zhenxing Zhang ,  Junhao Jin ,  Guang Qian ,  Jingjing Wang

IPC: H04L1/00

CPC classification number: H04L1/0002

Abstract: A data transmission method and apparatus are provided. The method includes: obtaining service data; and sending first data, where the first data is obtained based on the service data, where a data structure of the first data is the same as a data structure of second data, the second data is for performing link training, and the link training is performed before the first data is sent.