(19)
(11) EP 1 133 848 A1

(12)

(43) Date of publication:
19.09.2001 Bulletin 2001/38

(21) Application number: 99963752.3

(22) Date of filing: 24.11.1999
(51) International Patent Classification (IPC)7H04L 1/18
(86) International application number:
PCT/SE9902/180
(87) International publication number:
WO 0033/502 (08.06.2000 Gazette 2000/23)
(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: 27.11.1998 US 110444 P
01.07.1999 US 345961

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

(72) Inventors:
  • KHAN, Farooq
    Parlin, NJ 08859 (US)
  • JÄVERBRING, Stefan
    S-136 50 Haninge (SE)
  • FURUSKÄR, Anders
    S-113 46 Stockholm (SE)
  • WALLMAN, Mattias
    S-191 42 Sollentuna (SE)

(74) Representative: HOFFMANN - EITLE 
Patent- und RechtsanwälteArabellastrasse 4
81925 München
81925 München (DE)

   


(54) BANDWIDTH EFFICIENT ACKNOWLEDGEMENT/NEGATIVE ACKNOWLEDEGMENT