发明名称 DISTRIBUTED ADAPTIVE BIT RATE PROXY SYSTEM
摘要 A distributed adaptive bit rate (ABR) proxy system may include a gateway device that includes a first transcoder and is configured to receive segments of a content item from an ABR server, and a secondary device that includes a second transcoder and is configured to receive the segments of the content item from the gateway device. The first transcoder may transcode the segments based at least in part on a first ABR profile to generate first transcoded segments, and the second transcoder may transcode the segments based at least in part on a second ABR profile to generate second transcoded segments. The gateway device may advertise the first and second ABR profiles to user devices and may transmit the first transcoded segments to the user devices in response to requests therefor. The secondary device may transmit the second transcoded segments to the user devices in response to requests therefor.
申请公布号 US2014355625(A1) 申请公布日期 2014.12.04
申请号 US201313938157 申请日期 2013.07.09
申请人 Broadcom Corporation 发明人 CHEN Xuemin;LI Yong;MAMIDWAR Rajesh Shankarrao;ZHU Hongtao
分类号 H04L12/24 主分类号 H04L12/24
代理机构 代理人
主权项 1. A distributed adaptive bit rate proxy system, the system comprising: a first gateway device comprising a first transcoder and configured to receive segments of a content item from an adaptive bit rate server, wherein the first transcoder of the first gateway device transcodes the received segments of the content item based at least in part on a first adaptive bit rate profile to generate first transcoded segments of the content item; and a secondary device comprising a second transcoder, the secondary device being coupled to the first gateway device and configured to receive the segments of the content item from the first gateway device, wherein the second transcoder of the secondary device transcodes the received segments of the content item based at least in part on a second adaptive bit rate profile indicated by the first gateway device to generate second transcoded segments of the content item, wherein the first gateway device advertises the first and second adaptive bit rate profiles to first user devices and transmits the first transcoded segments of the content item to the first user devices in response to first requests therefor, and the secondary device transmits the second transcoded segments of the content item to the first user devices in response to second requests therefor.
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