(19)
(11)
EP 1 325 654 A2
(12)
(88)
Date of publication A3:
03.10.2002
(43)
Date of publication:
09.07.2003
Bulletin 2003/28
(21)
Application number:
01973443.3
(22)
Date of filing:
24.09.2001
(51)
International Patent Classification (IPC)
7
:
H04Q
7/38
(86)
International application number:
PCT/US0129/829
(87)
International publication number:
WO 0203/2163
(
18.04.2002
Gazette 2002/16)
(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:
06.10.2000
US 680900
(71)
Applicant:
ERICSSON INC.
Research Triangle Park, NC 27709 (US)
(72)
Inventor:
DENT, Paul
Pittsboro, NC 27312 (US)
(74)
Representative:
Holmberg, Nils Anders Patrik et al
Dr Ludwig Brann Patentbyra ABP.O. Box 17192
104 62 Stockholm
104 62 Stockholm (SE)
(54)
METHOD OF OPERATING AN ASYMMETRICAL HALF-DUPLEX COMMUNICATION SYSTEM