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:
Nov. 07, 2000

Filed:

Oct. 23, 1998
Applicant:
Inventor:

Chad E Bouton, Dublin, OH (US);

Assignee:

Neoprobe Corporation, Dublin, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
600436 ;
Abstract

Count rate outputs of a probe-based radiation detection system are stabilized through the utilization of a dynamic window-based count analysis. Circular memory is utilized to record a sequence of segment count values. These values then are accessed and updated with respect to short scan intervals. The memory segments then are employed to develop a count sum over a count collection interval. That count sum is employed with algorithms adjusting the upper and lower edges of the dynamic window. A reported mean value, computed from the window upper edge or window lower edge, is utilized for creating a variable pitch output or for driving a bar graph. Background count and target count intervals are adjusted utilizing a data point predictive technique in combination with upper and lower time bounds.


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