(19)
(11) EP 1 166 330 A1

(12)

(43) Date of publication:
02.01.2002 Bulletin 2002/01

(21) Application number: 00915634.0

(22) Date of filing: 28.02.2000
(51) International Patent Classification (IPC)7H01J 65/04, H01L 31/08
(86) International application number:
PCT/SE0000/383
(87) International publication number:
WO 0055/886 (21.09.2000 Gazette 2000/38)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 12.03.1999 SE 9900884

(71) Applicant: ABB AB
721 83 Västeras (SE)

(72) Inventors:
  • BERNHOFF, Hans
    S-725 97 Väster s (SE)
  • EKBERG, Mats
    S-187 62 Täby (SE)
  • ISBERG, Jan
    S-722 14 Väster s (SE)
  • SUNESSON, Anders
    S-232 51 karp (SE)
  • ÖBERG, ke
    S-754 40 Uppsala (SE)
  • ISBERG, Peter
    S-725 92 Väster s (SE)
  • MIN, Pan
    S-754 39 Uppsala (SE)
  • JOHANSSON, Erik
    S-722 45 Väster s (SE)
  • IRWIN, Mark
    S-724 81 Västeras (SE)

(74) Representative: Olsson, Jan et al
Bjerkéns Patentbyra KB P.O.Box 1274
801 37 Gävle
801 37 Gävle (SE)

   


(54) A PHOTOCONDUCTIVE SWITCH