(19)
(11) EP 1 428 052 A2

(12)

(88) Date of publication A3:
31.07.2003

(43) Date of publication:
16.06.2004 Bulletin 2004/25

(21) Application number: 02766333.5

(22) Date of filing: 19.09.2002
(51) International Patent Classification (IPC)7: G02B 6/28, G02B 6/34, G02B 6/26, H04J 14/02
(86) International application number:
PCT/US2002/030013
(87) International publication number:
WO 2003/025630 (27.03.2003 Gazette 2003/13)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 20.09.2001 US 961565
14.11.2001 US 992778
14.12.2001 US 22303

(71) Applicant: Capella Photonics Inc.
San Jose, CA 95119 (US)

(72) Inventors:
  • WILDE, Jeffrey, P.
    Morgan Hill, CA 95037 (US)
  • POLYNKIN, Pavel
    Fremont, CA 94536 (US)
  • TIMMONS, Michael, J.
    San Bruno, CA 94066 (US)
  • GARRETT, Mark, H.
    Morgan Hill, CA 95037 (US)

(74) Representative: Hogg, Jeffery Keith et al
Withers & Rogers,Goldings House,2 Hays Lane
London SE1 2HW
London SE1 2HW (GB)

   


(54) FREE-SPACE OPTICAL SYSTEMS FOR WAVELENGTH SWITCHING AND SPECTRAL MONITORING APPLICATIONS