Patent · US Expired

Concealed object detection

US6876322B2 · kind B2 · utility

74Cited by
28References
39Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 26, 2003
Grant dateApr 5, 2005
Priority date
Expiry dateJun 26, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S7/417
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Disclosed are systems, methods, devices, and apparatus to interrogate a clothed individual with electromagnetic radiation to determine if a concealed weapon is being carried. This determination includes establishing data corresponding to an image of the individual and processing data sets corresponding to a number of spatial frequency representations of different image portions to evaluate if the concealed weapon is present.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.