(19)
(11)
EP 0 965 212 A1
(12)
(43)
Date of publication:
22.12.1999
Bulletin 1999/51
(21)
Application number:
97921943.0
(22)
Date of filing:
12.05.1997
(51)
International Patent Classification (IPC):
H04L
29/
06
( . )
(86)
International application number:
PCT/GB1997/001288
(87)
International publication number:
WO 1997/044941
(
27.11.1997
Gazette 1997/51)
(84)
Designated Contracting States:
DE ES IT SE
(30)
Priority:
17.05.1996
GB 19960010319
(71)
Applicant:
MARCONI COMMUNICATIONS LIMITED
Coventry, CV3 1HJ (GB)
(72)
Inventor:
WILLIAMS, Philip, John
Bristol BS4 5AN (GB)
(74)
Representative:
Branfield, Henry Anthony, et al
The General Electric Company, p.l.c. GEC Patent Department Waterhouse Lane
Chelmsford, Essex CM1 2QX
Chelmsford, Essex CM1 2QX (GB)
(54)
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