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(11)

EP 1 186 180 A1

(12)

(43) Date of publication: 13.03.2002 Bulletin 2002/11 (21) Application number: 00935785.6 (22) Date of filing: 22.05.2000

(51) International Patent Classification (IPC)7: H04Q 3/64, H04L 29/06, H04M 3/428 (86) International application number: PCT/SE0001/023 (87) International publication number: WO 0074/398 (07.12.2000 Gazette 2000/49)

(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: 26.05.1999 SE 9901909 (71) Applicant: Advoco Software AB 125 44 Älvsjö-Stockholm (SE)	(72) Inventors: OLSSON, Thomas S-149 30 Nynäshamn (SE) HALLGREN, Ulf S-148 34 Ösmo (SE) (74) Representative: Janson, Ronny et al Ehrner & Delmar Patentbyra AB,Box 10316 100 55 Stockholm 100 55 Stockholm (SE)