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:
Dec. 18, 1979

Filed:

Jul. 26, 1977
Applicant:
Inventor:

Michael O Bedwell, Concord, TN (US);

Assignee:

Ortec Incorporated, Oak Ridge, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
328150 ; 328117 ; 307232 ; 307358 ;
Abstract

A trigger pulse, derived for instance from a radiation detector, is applied to an input circuit which splits the pulse into two components. The respective component signals are acted on by two characteristic circuits, one of which attenuates the first signal component and the other of which delays the second signal component. The respective attenuated signal and delayed signal are applied to a passive element, such as a differential transformer to invert one component with respect to the other and to sum the resulting signals. The output signal of the differential transformer is a constant-fraction bipolar timing signal which is accurately correlated with the time of occurrence of the event identified with the trigger pulse.


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