(19)

(11)

EP 1 110 114 A1

(12)

(43) Date of publication: 27.06.2001 Bulletin 2001/26 (21) Application number: 99951364.1 (22) Date of filing: 03.06.1999

(51) International Patent Classification (IPC)7: G02B 6/26 (86) International application number: PCT/US9912/334 (87) International publication number: WO 9967/666 (29.12.1999 Gazette 1999/52)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 05.06.1998 US 92400 05.06.1998 US 92393 05.06.1998 US 92099 (71) Applicant: Astarte Fiber Networks, Inc. Boulder, CO 80301 (US)	(72) Inventor: LAOR, Herzel Boulder, CO 80303 (US) (74) Representative: Haley, Stephen  Gill Jennings & Every,Broadgate House,7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)