Telecommunications – Wireless distribution system
Patent
1996-05-20
2000-11-28
Tsang, Fan
Telecommunications
Wireless distribution system
455 42, 455 51, 455 61, 348 7, 348 12, 348 13, 348 16, H04H 102
Patent
active
061546321
ABSTRACT:
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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Fukui Toshimasa
Hata Emi
Isono Osamu
Nishino Tetsuo
Tachibana Tetsuo
Fujitsu Limited
Sobutka Philip J.
Tsang Fan
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