Characterizing a cargo container

Details Characterizing a cargo container Characterizing a cargo container

2006-08-22

2006-08-22

Trieu, Van T. (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S572200, C340S572500

Reexamination Certificate

active

07095326

ABSTRACT:
Characterizing a cargo container and its contents. A system comprising an emitter to emit radio frequency (RF) energy, a receiver to receive an RF response related to the energy, and a processor operative to compare a plurality of RF responses. A method for characterizing a cargo container and its contents, the method including providing a system as described above, via the system: emitting a RF energy within a container, receiving an RF response of the container and the container contents, emitting a second RF energy within a container, receiving a second RF response of the container and the container contents, and comparing the second RF response with the first RF response.

REFERENCES:
patent: 3569827 (1971-03-01), Dryden et al.
patent: 5396251 (1995-03-01), Schuermann
patent: 5734346 (1998-03-01), Richardson et al.
patent: 6130623 (2000-10-01), MacLellan et al.
patent: 6396438 (2002-05-01), Seal
International Search Report for Application No. PCT/US04/02940, dated Nov. 30, 2004 (mailing date).
Written Opinion for Application No. PCT/US04/02940, dated Nov. 30, 2004 (mailing date).
Preliminary Examination Report for Application No. PCT/US04/02940, dated Mar. 15, 2005 (mailing date).

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