(19)
(11) EP 1 316 246 A1

(12)

(43) Date of publication:
04.06.2003 Bulletin 2003/23

(21) Application number: 01963795.8

(22) Date of filing: 31.07.2001
(51) International Patent Classification (IPC)7H05H 9/00, H05H 7/18
(86) International application number:
PCT/US0124/499
(87) International publication number:
WO 0207/1817 (12.09.2002 Gazette 2002/37)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 31.07.2000 US 221689 P
01.03.2001 US 797434

(71) Applicant: NORTHROP GRUMMAN CORPORATION
Los Angeles,California 90067 (US)

(72) Inventors:
  • SYMONS, Robert, Spencer
    Los Altos, CA 94022 (US)
  • HIRSHFIELD, Jay, L.
    Hamden, CT 06517 (US)
  • CHANGBIAO, Wang
    New Haven, CT 06511 (US)

(74) Representative: Winter, Brandl,&Fürniss, Hübner Röss, Kaiser, Polte Partnerschaft 
Patent- und Rechtsanwaltskanzlei,Alois-Steinecker-Strasse 5
85354 Freising
85354 Freising (DE)

   


(54) MULTI-STAGE CAVITY CYCLOTRON RESONANCE ACCELERATOR