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:
Mar. 25, 1986
Filed:
Feb. 23, 1984
Applicant:
Inventors:
Mitsuyoshi Takano, Tokyo, JP;
Mamoru Ando, Hiratsuka, JP;
Assignee:
Anritsu Electric Co. Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
324 / ; 324 / ; 364485 ;
Abstract
A spectrum analyzer is provided with means for setting the level of an input signal applied to the mixer of the frequency converter circuit in the spectrum analyzer to an optimum level, i.e., such that the relative amounts of harmonic distortion and average noise in the displayed spectrum are balanced, the input level setting being established on the basis of the current reference level and resolution bandwidth settings.