发明名称 |
Picture distribution service system |
摘要 |
A picture distribution service system carries out a distribution control of picture information service in a broadband transit switching network having a hierarchical structure. The system comprises a plurality of transit switches for switching transit lines through which picture information is transmitted from a source and distributed by a center switch, a first trunk part provided for each of the transit switches for distributing the picture information from the center switch to the transit lines, a plurality of subscriber switches for switching subscriber lines through which the picture information from each of the transit lines is transmitted to a plurality of subscriber terminals, and a second trunk part provided for each of the subsriber switches for distributing the picture information from each of the transit switches to the subscriber lines.
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申请公布号 |
US6154632(A) |
申请公布日期 |
2000.11.28 |
申请号 |
US19960650657 |
申请日期 |
1996.05.20 |
申请人 |
FUJITSU LIMITED |
发明人 |
HATA, EMI;NISHINO, TETSUO;ISONO, OSAMU;FUKUI, TOSHIMASA;TACHIBANA, TETSUO |
分类号 |
H04H20/10;H04H20/38;H04H20/76;H04H20/78;H04N7/10;(IPC1-7):H04H1/02 |
主分类号 |
H04H20/10 |
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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