(19)
(11) EP 0 983 547 A2

(12)

(88) Date of publication A3:
14.01.1999

(43) Date of publication:
08.03.2000 Bulletin 2000/10

(21) Application number: 98920682.6

(22) Date of filing: 21.05.1998
(51) International Patent Classification (IPC)7G06F 11/00
(86) International application number:
PCT/GB9801/367
(87) International publication number:
WO 9853/399 (26.11.1998 Gazette 1998/47)
(84) Designated Contracting States:
BE CH DE DK ES FI FR GB IE IT LI NL PT SE

(30) Priority: 21.05.1997 EP 97303472

(71) Applicant: BRITISH TELECOMMUNICATIONS public limited company
London EC1A 7AJ (GB)

(72) Inventors:
  • UTTON, Peter, Covington
    Ipswich IP9 2DB (GB)
  • AKEHURST, David, Hesketh
    Kent CT2 8EP (GB)
  • SYMES, Andrew, John
    Kent CT1 1ER (GB)
  • JOHNSON, Adrian
    Berkshire RG40 3QE (GB)
  • BOULTON, David
    Surrey KT1 2TZ (GB)

(74) Representative: Robinson, Simon Benjamin 
British Telecommunications public limited company,BT Group Legal Services,8th Floor,120 Holborn
London EC1N 2TE
London EC1N 2TE (GB)

   


(54) OPERATIONAL ANALYSIS OF SOFTWARE-CONTROLLED SYSTEMS