发明名称 CONTENT PROVIDING SYSTEM, CONTENT PROVIDING DEVICE AND METHOD, CONTENT RECEIVING DEVICE AND METHOD, PROGRAM, AND RECORDING MEDIUM
摘要 <P>PROBLEM TO BE SOLVED: To preliminarily prevent a state that content are not receivable from being generated. <P>SOLUTION: This content providing system 1 is configured of a providing device 11 which provides the contents and a plurality of receiving devices 21 for receiving contents provided by the providing device 11. The providing device 11 provides the contents through a first transmission path by the Internet to the receiving device 21, and when the congesting state of the first transmission path which provides the contents exceeds a reference value, the transmission path for transmitting the contents is switched so that the contents can be transmitted through a second transmission path by radio different from the first transmission path. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009055501(A) 申请公布日期 2009.03.12
申请号 JP20070222129 申请日期 2007.08.29
申请人 SONY CORP 发明人 MIKI NANAMI;HANAI TOMOYUKI
分类号 H04B1/16;H04H20/22;H04H20/26;H04H60/12;H04H60/82;H04N7/173;H04N21/238;H04N21/24;H04N21/61 主分类号 H04B1/16
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