(19)
(11) EP 0 485 806 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.12.1992 Bulletin 1992/50

(43) Date of publication A2:
20.05.1992 Bulletin 1992/21

(21) Application number: 91118488.5

(22) Date of filing: 29.10.1991
(51) International Patent Classification (IPC)5: H01P 3/08, H01P 7/08
(84) Designated Contracting States:
DE FR GB

(30) Priority: 29.10.1990 JP 291196/90
13.11.1990 JP 306732/90
23.10.1991 JP 304101/91

(71) Applicant: SUMITOMO ELECTRIC INDUSTRIES, LIMITED
Osaka 541 (JP)

(72) Inventors:
  • Kenjiro, Higaki c/o Itami Works of Sumitomo
    Itami-shi, Hyogo (JP)
  • Hideo, Itozaki, c/o Itami Works of Sumitomo
    Itami-shi, Hyogo (JP)

(74) Representative: Kahler, Kurt, Dipl.-Ing. 
Patentanwälte Kahler, Käck, Fiener & Sturm P.O. Box 12 49
87712 Mindelheim
87712 Mindelheim (DE)


(56) References cited: : 
   
       


    (54) Superconducting microwave parts


    (57) There is disclosed a superconducting microwave component comprising a first substrate (2) of a dielectric material with a conductor line (1) of an oxide superconductor formed in a required pattern on the surface a second substrate (6) of a dielectric with a grounding conductor (5) of an oxide superconductor formed on the surface and a third substrate (4) of a dielectric which is laid on the first and the second substrates with the third substrate sandwiched between the first and the second substrates (2,6)






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