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:
Mar. 10, 2020
Filed:
Sep. 29, 2017
Applicant:
Nuctech Company Limited, Beijing, CN;
Inventors:
Kun Zhao, Beijing, CN;
Qiang Wang, Beijing, CN;
Yangtian Zhang, Beijing, CN;
Hua Peng, Beijing, CN;
Yuanjing Li, Beijing, CN;
Assignee:
Nuctech Company Limited, Beijing, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 1/167 (2006.01); G01N 23/00 (2006.01); G01V 5/00 (2006.01);
U.S. Cl.
CPC ...
G01N 23/00 (2013.01); G01T 1/167 (2013.01); G01V 5/0075 (2013.01);
Abstract
A method and device for detecting radioactive sources is disclosed. In one aspect, an example method includes measuring, by a detector, a count rate curve of an inspection object while the inspection object moves through the detector. Pattern recognition is performed on the count rate curve. Whether there are radioactive sources in the inspection object is determined according to a result of the pattern recognition, and if there are radioactive sources in the inspection object, a type of the radioactive sources is determined.