(19)

(11)

EP 0 938 824 A2

(12)

(43) Date of publication: 01.09.1999 Bulletin 1999/35 (21) Application number: 98900009.0 (22) Date of filing: 07.01.1998

(51) International Patent Classification (IPC):  H04W 84/ 02( . ) (86) International application number: PCT/IB1998/000010 (87) International publication number: WO 1998/031170 (16.07.1998 Gazette 1998/28)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 09.01.1997 GB 19970000357 (71) Applicant: Advantra International N.V. 8900 Ieper (BE)	(72) Inventor: BELL, John, Richardson NL-5656 AA Eindhoven (NL) (74) Representative: Rackham, Stephen Neil, et al  GILL JENNINGS & EVERY, Broadgate House, 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)