(19)

(11)

EP 1 636 628 A1

(12)

(43) Date of publication: 22.03.2006 Bulletin 2006/12 (21) Application number: 04710674.5 (22) Date of filing: 12.02.2004

(51) International Patent Classification (IPC):  G02B 26/00(1985.01) (86) International application number: PCT/US2004/004279 (87) International publication number: WO 2004/109363 (16.12.2004 Gazette 2004/51)

(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 (30) Priority: 02.06.2003 US 475404 P 30.06.2003 US 611121 (71) Applicant: Miradia Inc. Sunnyvale, CA 94089 (US)	(72) Inventors: PAN, Shaoher, X. San Jose, CA 95120 (US) YANG, Xiao Sunnyvale, CA 94087 (US) (74) Representative: McLeish, Nicholas Alistair Maxwell et al Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road GB-London WC1X 8BT GB-London WC1X 8BT (GB)