Title:
COMMUNICATIONS SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO2003007501
Kind Code:
A3
Abstract:
A wireless communications system in which an access point (AP) transmits a downlink signal for reception by one or more subscriber unit(s) (SU) and the subscriber unit (SU) transmits an uplink signal for reception by the access point (AP). The downlink signal from the access point (AP) carries synchronisation bursts (2) at predetermined times and data contained in frames interleaved between the synchronisation bursts. Each synchronisation burst comprises an offset pointer (4) to the start of the subsequent downlink frame.
Inventors:
PORTER JOHN DAVID (GB)
Application Number:
PCT/GB2002/003172
Publication Date:
December 11, 2003
Filing Date:
July 10, 2002
Export Citation:
Assignee:
CAMBRIDGE BROADBAND LTD (GB)
PORTER JOHN DAVID (GB)
PORTER JOHN DAVID (GB)
International Classes:
H04J3/06; H04L1/16; H04L12/28; (IPC1-7): H04L12/28
Domestic Patent References:
| WO1996038930A1 | 1996-12-05 | |||
| WO2000052943A1 | 2000-09-08 | |||
| WO2000062457A2 | 2000-10-19 |
Foreign References:
| US5809093A | 1998-09-15 | |||
| EP0975190A2 | 2000-01-26 | |||
| US20010001616A1 | 2001-05-24 | |||
| US5898684A | 1999-04-27 | |||
| EP0713347A2 | 1996-05-22 |
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