Patents by Inventor Yahui Xu

Yahui Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fast channel change method and server, and IPTV system
    Patent number: 10645447
    Abstract: Embodiments of the present invention provide a fast channel change method and a fast channel change server. After receiving a fast channel change request of user equipment, the fast channel change server adjusts a time interval between a video packet and a corresponding audio packet in a channel multicast packet, and sends an adjusted channel multicast packet to the user equipment. In this way, an audio and video synchronization time after the user equipment receives a channel data packet is reduced.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: May 5, 2020
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Yahui Xu
  • Fast Channel Change Method and Server, and IPTV System
    Publication number: 20180295411
    Abstract: Embodiments of the present invention provide a fast channel change method and a fast channel change server. After receiving a fast channel change request of user equipment, the fast channel change server adjusts a time interval between a video packet and a corresponding audio packet in a channel multicast packet, and sends an adjusted channel multicast packet to the user equipment. In this way, an audio and video synchronization time after the user equipment receives a channel data packet is reduced.
    Type: Application
    Filed: June 8, 2018
    Publication date: October 11, 2018
    Inventor: Yahui Xu