发明名称 |
INFORMATION RECEIVER FOR DIGITAL BROADCASTING FOR MOBILE OBJECT AND DISTRIBUTION SYSTEM |
摘要 |
PROBLEM TO BE SOLVED: To provide an information receiver for digital broadcasting and a distribution system capable of preventing necessary information from being unexpectedly missed when a receiving terminal (mobile object) side passes through a dead zone where the receiving terminal can not receive radio waves because of the influence of topography, buildings, etc. SOLUTION: This information terminal is provided with a receiving difficulty region description table where information of an identifier for a region where receiving failures occur frequently is described and a reception deciding means for deciding whether or not information distributed by digital broadcasting can be received on the basis of the receiving difficulty region description table.
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申请公布号 |
JP2003078429(A) |
申请公布日期 |
2003.03.14 |
申请号 |
JP20010267727 |
申请日期 |
2001.09.04 |
申请人 |
HITACHI LTD |
发明人 |
KAWAMATA YUKIHIRO;YAMATARI KIMIYA;ISHIDA TAKAHARU;TOMOBE OSAMU |
分类号 |
H04B1/16;H04H20/00;H04H60/11;H04H60/12;H04H60/42;H04H60/51;H04H60/82;H04N5/445;H04N7/08;H04N7/081;(IPC1-7):H04B1/16;H04H1/00 |
主分类号 |
H04B1/16 |
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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