Patent ID: 7786897

Claim:
A traffic lane enforcement system, comprising: a digital-camera providing for a vehicle image and a passenger image of a vehicle passing by in a controlled traffic lane; an adaptive glare control filter with polarized lenses that can be positioned in front of the camera to reduce sun glare in said vehicle and passenger images; a sun position calculator providing for a sun glare calculation and connected to control the adaptive-glare control filter; an illumination subsystem providing for nighttime illumination of said vehicle; a light sensor for controlling the illumination subsystem and exposure data to the camera according to ambient light conditions; a vehicle image processor for analyzing said vehicle image to determine the vehicle's identity; an occupant image processor for analyzing said passenger image to determine how many occupants there are in the vehicle; and a traffic lane enforcement controller for receiving information from the vehicle image processor and occupant image processor for determining there from if the vehicle's identity and number of passengers requires further enforcement action.