The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 21, 2020
Filed:
Oct. 15, 2014
Applicant:
Yale University, New Haven, CT (US);
Inventors:
Baleegh Abdo, Carmel, NY (US);
Katrina Sliwa, New Haven, CT (US);
Luigi Frunzio, North Haven, CT (US);
Robert J. Schoelkopf, III, Madison, CT (US);
Michel Devoret, New Haven, CT (US);
Assignee:
Yale University, New Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 7/04 (2006.01); H01L 39/22 (2006.01); H01P 5/18 (2006.01); H03F 7/00 (2006.01); H03F 3/195 (2006.01); H03F 3/60 (2006.01); H03F 1/26 (2006.01);
U.S. Cl.
CPC ...
H03F 7/04 (2013.01); H01L 39/223 (2013.01); H01P 5/18 (2013.01); H03F 1/26 (2013.01); H03F 3/195 (2013.01); H03F 3/608 (2013.01); H03F 7/00 (2013.01);
Abstract
A low-noise directional amplifier includes a first port, a second port, a first coupler and a second coupler. The first port is coupled to a first coupler. The low-noise directional amplifier also includes at least two phase preserving amplifiers, a first phase preserving amplifier connected to the first coupler and a second coupler, and the second phase preserving amplifier connected to the first coupler and the second coupler.