发明名称 POLICY CONTROL OVER SWITCHED DELIVERY NETWORKS
摘要 <p>A method is described that includes receiving a program request from a transceiver that includes a program request to receive a video program at the transceiver. The method also includes determining an amount of bandwidth on a channel available to the transceiver. The method further includes determining whether to provide a unicast stream or a multicast stream to deliver the requested video program to the transceiver in response to the program request based on a result obtained after implementing a policy control function that considers an amount of bandwidth on the channel to the transceiver. The method further includes formatting and selecting an incoming media stream in accordance with the result of the policy control function to provide a corresponding formatted unicast or multicast media stream that includes video data for the requested video program. The method further includes outputting the associated formatted unicast or multicast media stream on the channel.</p>
申请公布号 WO2009076121(A1) 申请公布日期 2009.06.18
申请号 WO2008US85336 申请日期 2008.12.03
申请人 CISCO TECHNOLOGY, INC.;VASUDEVAN, SWAMINATHA;LIU, XIAOMEI 发明人 VASUDEVAN, SWAMINATHA;LIU, XIAOMEI
分类号 H04N7/24 主分类号 H04N7/24
代理机构 代理人
主权项
地址