发明名称 |
SYSTEM AND METHOD FOR CACHING AN ELECTRONIC PROGRAM GUIDE |
摘要 |
<p>A method for caching an electronic program guide on a portable device (26) commences by downloading channel information and program information to the portable from a local cache (22) when the local cache contains relevant information. However, if the local cache lacks such information, the portable device downloads the channel information and program information from a server (12). The portable devices then builds a channel index and a program index from the downloaded channel information and program information, respectively to establish the electronic program guide on the portable device.</p> |
申请公布号 |
WO2013022527(A1) |
申请公布日期 |
2013.02.14 |
申请号 |
WO2012US44565 |
申请日期 |
2012.06.28 |
申请人 |
THOMSON LICENSING;SCHARTZER, LEE DOUGLAS;AHMED, SAMIR;BISHOP, JACK |
发明人 |
SCHARTZER, LEE DOUGLAS;AHMED, SAMIR;BISHOP, JACK |
分类号 |
H04N21/482;H04N21/41;H04N21/462 |
主分类号 |
H04N21/482 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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