(19)
(11) EP 1 138 087 A1

(12)

(43) Date of publication:
04.10.2001 Bulletin 2001/40

(21) Application number: 99973170.6

(22) Date of filing: 22.10.1999
(51) International Patent Classification (IPC)7: H01L 31/10
(86) International application number:
PCT/SE9901/899
(87) International publication number:
WO 0033/387 (08.06.2000 Gazette 2000/23)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 30.11.1998 SE 9804135

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

(72) Inventors:
  • BERNHOFF, Hans
    S-725 97 Väster s (SE)
  • ISBERG, Jan
    S-722 14 Väster s (SE)

   


(54) A PHOTOCONDUCTIVE SWITCH