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:
May. 16, 1989
Filed:
Jan. 11, 1988
Applicant:
Inventor:
T C Sollner, Winchester, MA (US);
Assignee:
Massachusetts Institute of Technology, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B / ;
U.S. Cl.
CPC ...
331 76 ; 3072191 ; 307322 ; 357-4 ; 357 16 ;
Abstract
An harmonic multiplier comprising a resonant-tunneling diode responsive to a fundamental frequency source oscillator for generating odd harmonics of said fundamental frequency. The resonant-tunneling diode has a current/voltage characteristics curve exhibiting antisymmetry about a zero-volt, zero-current origin and negative differential resistance with high current peaks and low current valleys.