发明授权
- 专利标题: Transmission apparatus, transmission method, reception apparatus and reception method
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申请号: US15303754申请日: 2014-11-11
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公开(公告)号: US10069930B2公开(公告)日: 2018-09-04
- 发明人: Naohisa Kitazato , Yoshiharu Dewa
- 申请人: SONY CORPORATION
- 申请人地址: JP Tokyo
- 专利权人: SONY CORPORATION
- 当前专利权人: SONY CORPORATION
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2014-116283 20140604
- 国际申请: PCT/JP2014/079851 WO 20141111
- 国际公布: WO2015/186273 WO 20151210
- 主分类号: G06F15/167
- IPC分类号: G06F15/167 ; H04L29/08 ; H04H60/27 ; H04L29/06 ; H04N21/433 ; H04N21/434 ; H04N21/81
摘要:
A data broadcasting file based on HTML5 is transported in an MMT method. In a data content management table, information of a list of broadcasting transport files and a central file constituting a presentation unit, and a list of files to be pre-cached is described for each data broadcasting presentation unit. When a list of broadcasting files constituting a data broadcasting presentation unit to be referred to next after a current data broadcasting presentation unit is designated as a pre-cache target, a receiver side can pre-cache file data necessary for a data broadcasting presentation unit to be transitioned to next, and a timely data broadcasting service interoperating with a broadcast program can be realized.
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