US2007085998A1PendingUtilityA1

Controlled substance detection and identification system

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Assignee: LASER DETECT SYSTEMS LTDPriority: Sep 12, 2002Filed: Mar 6, 2006Published: Apr 19, 2007
Est. expirySep 12, 2022(expired)· nominal 20-yr term from priority
G01J 3/44G01J 3/2889G01N 21/6408G01J 3/4406G01N 21/6456G01N 21/65G01N 21/658
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Claims

Abstract

A system for detecting controlled substances on an object including at least one laser for illuminating at least part of an object with laser energy and either a second harmonic detector or a luminescence controlled substance detector, or both. Additionally, a system also including a Raman scattering controlled substance detector is disclosed.

Claims

exact text as granted — not AI-modified
1 - 21 . (canceled)  
   
   
       22 . A method for detecting explosives on an object comprising: 
 illuminating at least part of an object with laser energy at a first wavelength of 1064 nm; and    detecting scattered laser energy from said object having a second wavelength which is a second harmonic of said first wavelength, wherein said detecting indicates that one or more explosives may be present on said object.    
   
   
       23 - 30 . (canceled)  
   
   
       31 . A method for detecting explosives on an object according to  claim 22  and also comprising: 
 displaying an image of said object on a display; and    visually indicating at least one location of said explosives on said display.    
   
   
       32 . (canceled)  
   
   
       33 . A method for detecting explosives on an object according to  claim 22  and also comprising identifying said explosives.  
   
   
       34 - 40 . (canceled)  
   
   
       41 . A method for detecting explosives on an object according to  claim 22  and wherein said one or more explosives include at least one of TNT, Ch6, CompB, RDX, C4, A5 and TENN.

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