(19)
(11)
EP 0 080 509 A1
(12)
(43)
Date of publication:
08.06.1983
Bulletin 1983/23
(21)
Application number:
82902231.0
(22)
Date of filing:
04.06.1982
(51)
International Patent Classification (IPC):
H04L
25/
02
( . )
H04B
3/
36
( . )
H04L
25/
20
( . )
H04B
1/
74
( . )
H04B
10/
29
( . )
H04L
25/
24
( . )
(86)
International application number:
PCT/US1982/000764
(87)
International publication number:
WO 1982/004512
(
23.12.1982
Gazette 1982/30)
(84)
Designated Contracting States:
DE FR GB
(30)
Priority:
10.06.1981
US 19810272125
(71)
Applicant:
GOULD INC.
Rolling Meadows, IL 60008 (US)
(72)
Inventor:
HARRIS, Robert W.
Crofton, MD 21114 (US)
(74)
Representative:
Barrett, James William, et al
A.A. THORNTON & CO. Northumberland House 303-306 High Holborn
London WC1V 7LE
London WC1V 7LE (GB)
(54)
SIGNAL BOOSTER FOR DIGITAL DATA TRANSMISION THROUGH TRANSMISSION LINES