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公开(公告)号：US20250039488A1
公开(公告)日：2025-01-30
申请号：US18716830
申请日：2022-12-01
Inventor： Zhenhua YU , Xianchao SHEN
IPC: H04N21/41 , H04N21/4363 , H04N21/858
Abstract: Disclosed in the present disclosure are a screen projection method, a screen projection device, a screen projection display device, a screen projection system and a medium. The method is applied to a screen projection device, and comprises: receiving a screen projection request, the screen projection request comprising an access address of a player page; generating a player page based on the access address, wherein a player is built in the player page, and the playback address associated with the player is an address of a media file in a preset format; and transmitting the media file in the preset format by means of a hypertext transfer protocol.
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2.发明公开公开(公告)号：US20240171492A1
公开(公告)日：2024-05-23
申请号：US18549068
申请日：2022-09-19
Inventor： Zhenhua YU , Xianchao SHEN
IPC: H04L43/0894 , H04L43/0829
CPC classification number: H04L43/0894 , H04L43/0841
Abstract: Provided are a screen casting data transmission method and apparatus, an electronic device and a storage medium. The screen casting data transmission method includes: receiving feedback information which is sent by a target data reception terminal according to received screen casting data, and determining a data round-trip time of the screen casting data according to information content of a preset data transmission field in transmission control protocol (TCP) header information in the feedback information; estimating a network bandwidth according to a value change of the data round-trip time, and determining an adjustment strategy for a screen casting data encoding parameter based on a network bandwidth estimation result and a current data sending bandwidth; and adjusting the screen casting data encoding parameter, encoding to-be-sent screen casting data according to the adjusted encoding parameter, and performing transmission.
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公开(公告)号：US20240311069A1
公开(公告)日：2024-09-19
申请号：US18279729
申请日：2022-05-07
Inventor： Jieting ZHANG , Xianchao SHEN , Zhenhua YU
IPC: G06F3/14
CPC classification number: G06F3/1454
Abstract: Provided are a screen projecting method and apparatus, an electronic device and a storage medium. The screen projecting method includes: receiving a screen projecting request from a terminal device, wherein the screen projecting request carries target screen projecting identification information, and the target screen projecting identification information includes target image information and/or target video information; determining, according to the target screen projecting identification information, a projection device to which screen projecting is requested by the terminal device; and establishing a screen projecting connection between the terminal device and the projection device.
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4.发明公开公开(公告)号：US20240291898A1
公开(公告)日：2024-08-29
申请号：US18571668
申请日：2022-05-30
Inventor： Jieting ZHANG , Xianchao SHEN , Zhenhua YU
IPC: H04L67/52
CPC classification number: H04L67/52
Abstract: A screen mirroring device discovery method is applied to a terminal device, and comprises: receiving an device discovery instruction; in response to the device discovery instruction, generating an device discovery request carrying device information of the terminal device, and sending the device discovery request to a server, wherein the device discovery request is used for requesting the server to determine, on the basis of the device information of the terminal device, all candidate screen mirroring devices located in the same local area network as the terminal device, and the device information comprises at least one of position information and network information; receiving local area network communication address information of each candidate screen mirroring device returned by the server; and determining a target screen mirroring device from among all the candidate screen mirroring devices according to the local area network communication address information of each candidate screen mirroring device.
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