Electric power conversion systems – Current conversion – Cryogenic
Patent
1976-10-20
1978-02-14
Shoop, William M.
Electric power conversion systems
Current conversion
Cryogenic
307240, 307245, H02M 700
Patent
active
040743438
ABSTRACT:
Apparatus for electrically chopping a direct current signal by controlling the superconductivity state of resistance elements contained within a cryostat. The resistance elements are in a bridge arrangement and the control is provided by laser diodes also contained within the cryostat.
REFERENCES:
patent: 2878442 (1959-03-01), McKenney
patent: 3292160 (1966-12-01), Crittenden, Jr.
patent: 3356924 (1967-12-01), Buchhold
patent: 3956727 (1976-05-01), Wolf
"Polarity Converter", W. Kotyczka, C. Schuenemann, P. Wolf, IBM .RTM. Technical Disclosure Bulletin, vol. 18, No. 12, May, 1976.
Berton Adrien
Bret Jean-Louis
Chaussy Jacques
Odin Jacques
Agence Nationale de Valorisation de la Recherche (ANVAR)
Shoop William M.
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