(19)
(11) EP 1 393 474 A2

(12)

(88) Date of publication A3:
09.10.2003

(43) Date of publication:
03.03.2004 Bulletin 2004/10

(21) Application number: 02727857.1

(22) Date of filing: 09.05.2002
(51) International Patent Classification (IPC)7: H04B 10/00
(86) International application number:
PCT/IB2002/001590
(87) International publication number:
WO 2002/091634 (14.11.2002 Gazette 2002/46)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

(30) Priority: 10.05.2001 US 853340

(71) Applicant: FUJITSU LIMITED
Kawasaki-shi,Kanagawa-Ken 211-88 (JP)

(72) Inventor:
  • HOSHIDA, Takeshi
    Richardson, TX 75080 (US)

(74) Representative: HOFFMANN - EITLE 
Patent- und RechtsanwälteArabellastrasse 4
81925 München
81925 München (DE)

   


(54) METHOD AND SYSTEM FOR TUNING AN OPTICAL SIGNAL BASED ON TRANSMISSION CONDITIONS