Patent ID: 8243140
Filing Date: 2012-08-14
Classification: G08G

Abstract:
1. A portable system for conducting traffic surveillance at a deployable checkpoint lane, comprising: at least one license plate reader positioned adjacent to the checkpoint lane in a predetermined location relative to a license plate reading zone, for acquiring and interpreting images of a license plate on a vehicle transiting through the license plate reading zone, the license plate reading zone corresponding to a depth of field for the license plate reader; at least one video camera positioned adjacent to the checkpoint lane for capturing images of the vehicle transiting through the license plate reading zone; a trigger device positioned adjacent to the checkpoint lane for detecting the vehicle crossing a trigger line while transiting through the license plate reading zone and initiating the capture of video images of the vehicle; and a field control unit including a processor and a data store, and cooperative with each digital and video camera, for comparing images of the license plate on the vehicle and determining which license plate characters and vehicle images to store in a vehicle record to be transmitted to an external database for processing and analysis.