(19)
(11) EP 1 281 221 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
15.10.2008 Bulletin 2008/42

(45) Mention of the grant of the patent:
30.07.2008 Bulletin 2008/31

(21) Application number: 01933039.8

(22) Date of filing: 04.05.2001
(51) International Patent Classification (IPC): 
H01S 5/125(2006.01)
 H01S 5/0625(2006.01)
(86) International application number:
PCT/US2001/014505
(87) International publication number:
WO 2001/084682 (08.11.2001 Gazette 2001/45)

(54)

IMPROVED MIRROR AND CAVITY DESIGNS FOR SAMPLED-GRATING DISTRIBUTED BRAGG REFLECTOR LASERS

VERBESSERTE SPIEGEL UND RESONATOR AUSFÜHRUNGEN FÜR VERTEILTEN BRAGG- REFLEKTOR MIT TASTGITTER

MODELES DE MIROIR ET DE CAVITE AMELIORES DESTINES A DES LASERS POUR REFLECTEUR DE BRAGG REPARTIS A RESEAU DE DIFFRACTION ECHANTILLONNE

(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: 04.05.2000 US 203052 P

(43) Date of publication of application:
05.02.2003 Bulletin 2003/06

(73) Proprietor: JDS Uniphase Corporation
Milpitas, CA 95035 (US)

(72) Inventors:
  • FISH, Gregory, A.
    Santa Barbara, CA 93111 (US)
  • COLDREN, Larry, A.
    Santa Barbara, CA 93110 (US)

(74) Representative: McGowan, Cathrine 
D Young & Co 120 Holborn
London EC1N 2DY
London EC1N 2DY (GB)


(56) References cited: : 
US-A- 4 896 325
   
  • VIJAYSEKHAR JAYARAMAN ET AL: "THEORY, DESIGN, AND PERFORMANCE OF EXTENDED TUNING RANGE SEMICONDUCTOR LASERS WITH SAMPLED GRATINGS" IEEE JOURNAL OF QUANTUM ELECTRONICS, IEEE INC. NEW YORK, US, vol. 29, no. 6, 1 June 1993 (1993-06-01), pages 1824-1834, XP000397620 ISSN: 0018-9197 cited in the application
  • JAYARAMAN V ET AL: "Widely tunable continuous-wave InGaAsP/InP sampled grating lasers" ELECTRONICS LETTERS, IEE STEVENAGE, GB, vol. 30, no. 18, 1 September 1994 (1994-09-01), pages 1492-1494, XP006001009 ISSN: 0013-5194
  • ISHII H ET AL: "Broad-range wavelength coverage (62.4 nm) with superstructure-grating DBR laser" ELECTRONICS LETTERS, IEE STEVENAGE, GB, vol. 32, no. 5, 29 February 1996 (1996-02-29), pages 454-455, XP006004827 ISSN: 0013-5194
  • MASON B ET AL: "RIDGE WAVEGUIDE SAMPLED GRATING DBR LASERS WITH 22-NM QUASI- CONTINUOUS TUNING RANGE" IEEE PHOTONICS TECHNOLOGY LETTERS, IEEE INC. NEW YORK, US, vol. 10, no. 9, 1 September 1998 (1998-09-01), pages 1211-1213, XP000783213 ISSN: 1041-1135
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).