(19)
(11)
EP 1 260 085 A2
(12)
(88)
Date of publication A3:
18.07.2002
(43)
Date of publication:
27.11.2002
Bulletin 2002/48
(21)
Application number:
01906767.7
(22)
Date of filing:
30.01.2001
(51)
International Patent Classification (IPC)
7
:
H04M
3/30
,
H04B
3/46
(86)
International application number:
PCT/US0102/917
(87)
International publication number:
WO 0106/3893
(
30.08.2001
Gazette 2001/35)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI
(30)
Priority:
24.02.2000
US 512179
(71)
Applicant:
TERADYNE, INC.
Boston, Massachusetts 02118 (US)
(72)
Inventor:
GROSSEL, David
Vernon Hills, IL 60061 (US)
(74)
Representative:
Luckhurst, Anthony Henry William
MARKS & CLERK,57-60 Lincoln's Inn Fields
London WC2A 3LS
London WC2A 3LS (GB)
(54)
METHOD AND APPARATUS FOR TERMINATION DETECTION IN AN ADSL ENVIRONMENT