- 专利标题: SYSTEM AND METHOD FOR EFFECTUATING FAST CHANNEL CHANGE IN AN ADAPTIVE STREAMING ENVIRONMENT
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申请号: US17127653申请日: 2020-12-18
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公开(公告)号: US20210112303A1公开(公告)日: 2021-04-15
- 发明人: Chris PHILLIPS , Charles Hammett DASHER , Mark ROBERTSON , Robert Hammond FORSMAN , Jennifer Ann REYNOLDS
- 申请人: ERICSSON AB
- 申请人地址: SE Stockholm
- 专利权人: ERICSSON AB
- 当前专利权人: ERICSSON AB
- 当前专利权人地址: SE Stockholm
- 主分类号: H04N21/438
- IPC分类号: H04N21/438 ; H04L29/06 ; H04N21/643 ; H04N21/44 ; H04N21/6373 ; H04N21/845
摘要:
A system and method for effectuating fast channel change in an adaptive streaming environment. A plurality of adjacent channels may be predicted relative to a current streaming channel engaged by a client device. Upon prioritizing the adjacent channels, the client device may be configured to pre-fetch metadata and initialization information for a subset of the prioritized adjacent channels based on bandwidth conditions, video player buffer status, etc. When a channel is changed, the client device is operative to use the pre-fetched data to quickly obtain encoded media content at a select bitrate for rendering.
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