(19)

(11)

EP 1 510 109 A1

(12)

(43) Date of publication: 02.03.2005 Bulletin 2005/09 (21) Application number: 03755131.4 (22) Date of filing: 22.05.2003

(51) International Patent Classification (IPC)7: H05B 33/08, H01L 25/16 (86) International application number: PCT/EP2003/005481 (87) International publication number: WO 2003/101154 (04.12.2003 Gazette 2003/49)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 28.05.2002 GB 0212251 (71) Applicant: ROKE MANOR RESEARCH LIMITED Romsey,Hampshire SO51 0ZN (GB)	(72) Inventor: ROBINSON, Lee Bournemouth, Dorset BH4 8EU (GB) (74) Representative: Morgan, Marc  Siemens Shared Services,c/o Siemens AG,Postfach 22 16 34 80506 Munich 80506 Munich (DE)