(19)
(11) EP 1 317 678 A2

(12)

(88) Date of publication A3:
01.08.2002

(43) Date of publication:
11.06.2003 Bulletin 2003/24

(21) Application number: 01965444.1

(22) Date of filing: 11.09.2001
(51) International Patent Classification (IPC)7G01V 1/00
(86) International application number:
PCT/GB0104/086
(87) International publication number:
WO 0202/3221 (21.03.2002 Gazette 2002/12)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 13.09.2000 GB 0022488

(71) Applicant: Serco Limited
Bordon,Hampshire GU35 9LU (GB)

(72) Inventors:
  • DREW, Roderick, Charles
    Southampton,Hampshire SO16 3PY (GB)
  • LI, Meng
    Southampton,Hampshire SO17 1UX (GB)

(74) Representative: Jehan, Robert et al
Williams Powell,Morley House,26-30 Holborn Viaduct
London EC1A 2BP
London EC1A 2BP (GB)

   


(54) METHOD AND APPARATUS FOR IDENTIFYING THE SOURCE OF AN IMPULSIVE OR EXPLOSIVE EVENT