发明名称 |
SYSTEM FOR PROVIDING PROGRAM INFORMATION |
摘要 |
PROBLEM TO BE SOLVED: To solve a problem that correct information cannot be acquired only from the channel number and the data of broadcast because correspondence between the channel number and the broadcasting station depends on the service area at the time of acquiring information concerning to the content of broadcast using the Internet. SOLUTION: At the time of inquiring a server through the Internet 105, a television broadcast receiver 301 transmits information for specifying a service area along with a channel number. A program information providing system realizing flexible operation can be configured by separating a relevant information retrieving server 302 for managing correspondence between the channel and the name of broadcasting station from a program information server 303 for managing the relevant information of broadcast. |
申请公布号 |
JP2003158726(A) |
申请公布日期 |
2003.05.30 |
申请号 |
JP20010356372 |
申请日期 |
2001.11.21 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
TAKEDA HIDETOSHI;YAMADA MASAZUMI;KAMINAKA HIROYUKI |
分类号 |
H04N7/025;H04N7/03;H04N7/035;H04N7/173;H04N21/232;H04N21/24;H04N21/4722;(IPC1-7):H04N7/025 |
主分类号 |
H04N7/025 |
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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