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.

Date of Patent:
Mar. 08, 1977

Filed:

Mar. 07, 1975
Applicant:
Inventor:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
324 / ; 324 / ; 324188 ; 328 45 ; 328 50 ;
Abstract

A logarithmic ratemeter has a plurality of bistable devices each having two inputs the first of which is connected to a common input line for receiving voltage pulses from a detector of atomic particles and the second of which is connected to a secondary pulse train. The secondary pulse trains for the bistable devices are all different but maintain a constant frequency relationship to one another. Each bistable device produces an output signal the level of which indicates whether the device is in its first or second state and means are provided for summing the average values of the outputs of the bistable devices so as to provide an output signal which is a logarithm of the pulse rate received at the common input.


Find Patent Forward Citations

Fraser, Herbert. (1977). Logarithmic ratemeter with bistable signal comparison (U.S. Patent No. 4011502). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4011502

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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