(19)
(11) EP 1 142 176 A2

(12)

(88) Date of publication A3:
02.11.2000

(43) Date of publication:
10.10.2001 Bulletin 2001/41

(21) Application number: 99964908.0

(22) Date of filing: 17.12.1999
(51) International Patent Classification (IPC)7: H04J 3/06, H04Q 9/00
(86) International application number:
PCT/SE9902/416
(87) International publication number:
WO 0038/361 (29.06.2000 Gazette 2000/26)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 18.12.1998 WO PCT/IB98/02073
18.11.1999 US 443208

(71) Applicant: Telefonaktiebolaget L M Ericsson (Publ)
126 25 Stockholm (SE)

(72) Inventors:
  • KARLSSON, Marcus
    S-972 41 Lulea (SE)
  • JÖNSSON, Erik
    S-974 51 Lulea (SE)

(74) Representative: Wennerholm, Kristian et al
Ericsson Radio Systems ABPatent Unit Radio Access
164 80 Stockholm
164 80 Stockholm (SE)

   


(54) CLOCK SYNCHRONIZATION IN TELECOMMUNICATIONS NETWORK USING SYSTEM FRAME NUMBER