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:
Nov. 30, 1982
Filed:
Jul. 25, 1980
Applicant:
Inventor:
Victor F Arnold, St. Albans, GB;
Assignee:
Marconi Instruments Limited, Chelmsford, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
324 / ;
Abstract
A combined frequency and modulation measuring instrument contains a frequency counter which provides a direct indication of a carrier frequency and which is used to control the frequency of a local oscillator by means of which a modulated carrier frequency is converted directly to a required intermediate frequency.