公开(公告)号：US11997153B2

公开(公告)日：2024-05-28

申请号：US17597236

申请日：2020-07-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Pengcheng Nie ,  Bihai Wang ,  Zequ Yang

IPC: H04L65/70 ,  H04L65/80 ,  H04N21/647

CPC classification number: H04L65/70 ,  H04L65/80 ,  H04N21/64769 ,  H04N21/64792

Abstract: A screen projection method and a device, the method including performing, by a controlling device, at least one of sending, based on a reliability transmission protocol, in response to an image frame that is to be sent being an I frame, a data packet that carries the image frame, sending, based on the reliability transmission protocol, in response to the image frame being a P frame that meets a first preset condition, the data packet that carries the image frame, or sending, based on a non-reliability transmission protocol, in response to the image frame being a P frame that does not meet the first preset condition, the data packet that carries the image frame.

公开(公告)号：US20220321634A1

公开(公告)日：2022-10-06

申请号：US17597236

申请日：2020-07-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Pengcheng Nie ,  Bihai Wang ,  Zequ Yang

IPC: H04L65/70 ,  H04N21/647 ,  H04L65/80

Abstract: A screen projection method and a device, the method including performing, by a controlling device, at least one of sending, based on a reliability transmission protocol, in response to an image frame that is to be sent being an I frame, a data packet that carries the image frame, sending, based on the reliability transmission protocol, in response to the image frame being a P frame that meets a first preset condition, the data packet that carries the image frame, or sending, based on a non-reliability transmission protocol, in response to the image frame being a P frame that does not meet the first preset condition, the data packet that carries the image frame.