Passive real-time vehicle classification system utilizing...

Details Passive real-time vehicle classification system utilizing... Passive real-time vehicle classification system utilizing...

2006-04-25

2006-04-25

Nguyen, Phung T. (Department: 2632)

Communications: electrical

Vehicle detectors

Discriminates vehicle direction

C340S551000, C340S566000

Reexamination Certificate

active

07034716

ABSTRACT:
A system is provided for determining the type of vehicle which has never been sensed before that is transiting between a cluster of acoustic and seismic sensors by graphing an acoustic source level against a seismic source level for the vehicle, with light vehicles such as pick-up trucks being distinguished from heavy tracked vehicles such as tanks by where on the graph the plotted point for a vehicle lies.

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patent: 4630246 (1986-12-01), Fogler
patent: 4661939 (1987-04-01), Braunling
patent: 5107250 (1992-04-01), Pykett
patent: 5969608 (1999-10-01), Sojdehei et al.

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