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:
Apr. 03, 2007
Filed:
Jul. 14, 2004
Applicants:
Beata Ewa Kardynal, Cambridge, GB;
Andrew James Shields, Cambridge, GB;
Inventors:
Beata Ewa Kardynal, Cambridge, GB;
Andrew James Shields, Cambridge, GB;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 1/24 (2006.01); G01J 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A circuit for conditioning the output of a single photon detector, the output of said detector having a stepped electrical output signal with respect to time, the circuit comprising a band pass amplifier, said band pass amplifier having a 3 dB breakpoint equal to and less than the inverse of the expected duration of the rising or falling step of said detector output.