VERFAHREN UND VORRICHTUNG ZUR ÜBERPRÜFUNG VON IN FLÜSSIGARTIKELN VERBORGENEN WIRKSTOFFEN
摘要
Disclosed are a method and a device for inspection of drugs concealed in liquid articles without opening the outer packages. The method comprises the steps of: emitting radiation beams to transmit through the liquid article; receiving the radiation beams transmitted through the liquid article to get multi-angle projection data; inversely operating the multi-angle projection data based on the uniformity of the liquid article to obtain an attribute value of the inspected liquid article; retrieving a reference attribute value in a pre-created database by using the identification information of the liquid article as an index, and calculating a difference between the calculated attribute value and the reference attribute value; and determining whether the difference is larger than a predefined threshold value; wherein it is concluded that there are drugs concealed in the liquid article when the difference is determined to be larger than the predefined threshold value.
申请公布号
AT532053(T)
申请公布日期
2011.11.15
申请号
AT20080153187T
申请日期
2008.03.22
申请人
TSINGHUA UNIVERSITY;NUCTECH COMPANY LIMITED
发明人
KANG, KEJUN;CHEN, ZHIQIANG;HU, HAIFENG;LI, YUANJING;ZHANG, LI;LIU, YINONG;WANG, XUEWU;QIU, LIJUN;ZHANG, HONG