(19)

(11)

EP 1 932 014 A1

(12)

(43) Date of publication: 18.06.2008 Bulletin 2008/25 (21) Application number: 06806984.8 (22) Date of filing: 04.10.2006

(51) International Patent Classification (IPC):  G01S 11/14(2006.01) G01S 5/18(2006.01) G01S 3/803(2006.01) (86) International application number: PCT/EP2006/067052 (87) International publication number: WO 2007/039631 (12.04.2007 Gazette 2007/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 04.10.2005 GB 0520187 (71) Applicant: THE UNIVERSITY OF LIVERPOOL Liverpool, Merseyside L69 3BX (GB)	(72) Inventors: JONES, Gordon Merseyside L69 3GJ (GB) SPENCER, Joe Merseyside L69 3GJ (GB) LAPPAS, Charalambos GR- 17122 Athens (GR) LOOE, Hui Mun 31400 Ipoh Perak (MY) (74) Representative: Bartle, Robin Jonathan  W.P. Thompson & Co. Coopers Building Church Street Liverpool L1 3AB Liverpool L1 3AB (GB)