Establishing a Connection for a Video Call
    1.
    发明申请
    Establishing a Connection for a Video Call 有权
    建立视频通话连接

    公开(公告)号:US20150281642A1

    公开(公告)日:2015-10-01

    申请号:US14537519

    申请日:2014-11-10

    Applicant: APPLE INC.

    Abstract: A system and method for conducting a video call between an originating device and a terminating device by establishing a peer-to-peer (P2P) connection between the devices. The originating and terminating devices exchange candidate information through a P2P server, except that the candidate information for the terminating device is altered before arriving at the originating device. The altering includes changing the IP address and corresponding port for each candidate. The originating device uses the altered candidate information to derive new candidate pairs that are sent to the terminating device, which uses the new candidate pairs to also derive a second candidate list. If the candidate pairs match, a P2P connection is established between the devices.

    Abstract translation: 一种用于通过在设备之间建立对等(P2P)连接来在始发设备和终端设备之间进行视频呼叫的系统和方法。 始发和终端设备通过P2P服务器交换候选信息,除了终端设备的候选信息在到达始发设备之前被改变。 更改包括更改每个候选人的IP地址和相应的端口。 始发设备使用改变的候选信息来导出发送到终端设备的新的候选对,其使用新的候选对也导出第二候选列表。 如果候选对匹配,则在设备之间建立P2P连接。

    CODEC TECHNIQUES FOR FAST SWITCHING
    2.
    发明申请
    CODEC TECHNIQUES FOR FAST SWITCHING 有权
    用于快速切换的编解码技术

    公开(公告)号:US20140269932A1

    公开(公告)日:2014-09-18

    申请号:US13800905

    申请日:2013-03-13

    Applicant: Apple Inc.

    Abstract: A video streaming method for transitioning between multiple sequences of coded video data may include receiving and decoding transmission units from a first sequence of coded video data. In response to a request to transition to a second sequence of coded video data, the method may determine whether a time to transition to the second sequence of coded video data can be reduced by transitioning to the second sequence of coded video data via an intermediate sequence of coded video data. If the time can be reduced, the method may include receiving at least one transmission unit from an intermediate sequence of coded video data that corresponds to the request to transition, decoding the transmission unit from the intermediate sequence, and transitioning from the first sequence to the second sequence via the decoded transmission unit from the intermediate sequence.

    Abstract translation: 用于在多个编码视频数据序列之间转换的视频流方法可以包括从第一编码视频数据序列接收和解码传输单元。 响应于转换到第二编码视频数据序列的请求,该方法可以通过经由中间序列转换到第二编码视频数据序列来确定是否可以减少转换到第二编码视频数据序列的时间 的编码视频数据。 如果可以减少时间,则该方法可以包括从与转换请求对应的编码视频数据的中间序列接收至少一个传输单元,从中间序列解码传输单元,以及从第一序列转换到 通过来自中间序列的解码传输单元的第二序列。

    Establishing a Connection for a Video Call
    3.
    发明申请
    Establishing a Connection for a Video Call 审中-公开
    建立视频通话连接

    公开(公告)号:US20170064253A1

    公开(公告)日:2017-03-02

    申请号:US15350617

    申请日:2016-11-14

    Applicant: APPLE INC.

    Abstract: A system and method for conducting a video call between an originating device and a terminating device by establishing a peer-to-peer (P2P) connection between the devices. The originating and terminating devices exchange candidate information through a P2P server, except that the candidate information for the terminating device is altered before arriving at the originating device. The altering includes changing the IP address and corresponding port for each candidate. The originating device uses the altered candidate information to derive new candidate pairs that are sent to the terminating device, which uses the new candidate pairs to also derive a second candidate list. If the candidate pairs match, a P2P connection is established between the devices.

    Abstract translation: 一种用于通过在设备之间建立对等(P2P)连接来在始发设备和终端设备之间进行视频呼叫的系统和方法。 始发和终端设备通过P2P服务器交换候选信息,除了终端设备的候选信息在到达始发设备之前被改变。 更改包括更改每个候选人的IP地址和相应的端口。 始发设备使用改变的候选信息来导出发送到终端设备的新的候选对,其使用新的候选对也导出第二候选列表。 如果候选对匹配,则在设备之间建立P2P连接。

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