(19)

(11)

EP 1 949 440 A2

(12)

(88) Date of publication A3: 07.09.2007 (43) Date of publication: 30.07.2008 Bulletin 2008/31 (21) Application number: 06827158.4 (22) Date of filing: 30.10.2006

(51) International Patent Classification (IPC):  H01L 23/495(2006.01) (86) International application number: PCT/US2006/042450 (87) International publication number: WO 2007/053606 (10.05.2007 Gazette 2007/19)

(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: 01.11.2005 US 264112 01.11.2005 US 264556 (71) Applicant: SanDisk Corporation Milpitas, CA 95935 (US)	(72) Inventor: WALLACE, Robert, F. Ft. Myers, FL 33912 (US) (74) Representative: Tothill, John Paul  Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)