(19)
(11)
EP 0 898 817 A1
(12)
(43)
Date of publication:
03.03.1999
Bulletin 1999/09
(21)
Application number:
97923172.0
(22)
Date of filing:
16.05.1997
(51)
International Patent Classification (IPC):
H04B
3/
54
( . )
(86)
International application number:
PCT/GB1997/001340
(87)
International publication number:
WO 1997/043836
(
20.11.1997
Gazette 1997/50)
(84)
Designated Contracting States:
DE FI FR GB IT NL SE
(30)
Priority:
16.05.1996
GB 19960010266
(71)
Applicant:
NORTHERN TELECOM LIMITED
Montreal, Quebec H2Y 3Y4 (CA)
(72)
Inventor:
FREEMAN, Benedict, Russell
Cambridge CB4 1XA (GB)
(74)
Representative:
Ryan, John Peter William, et al
Nortel Patents, London Road
Harlow, Essex CM17 9NA
Harlow, Essex CM17 9NA (GB)
(54)
POWER LINE COMMUNICATION EMPLOYING CORDLESS TELEPHONE STANDARD