(19)

(11)

EP 1 082 706 A1

(12)

(43) Date of publication: 14.03.2001 Bulletin 2001/11 (21) Application number: 99955353.0 (22) Date of filing: 01.06.1999

(51) International Patent Classification (IPC)7: G06T 15/70 (86) International application number: PCT/GB9901/744 (87) International publication number: WO 9963/490 (09.12.1999 Gazette 1999/49)

(84) Designated Contracting States: DE GB SE (30) Priority: 01.06.1998 GB 9811695 (71) Applicant: Tricorder Technology plc Harefield,Middlesex, UB9 6JA (GB)	(72) Inventors: FLOCKHART, Christopher Peter Winkleigh,Devon EX19 8DJ (GB) HUGHES, Duncan Ealing W5 2QN (GB) (74) Representative: Read, Matthew Charles et al Venner Shipley & Co.20 Little Britain London EC1A 7DH London EC1A 7DH (GB)