×

Radio beacon for a wireless road toll system

  • US 8,452,644 B2
  • Filed: 03/21/2011
  • Issued: 05/28/2013
  • Est. Priority Date: 04/29/2010
  • Status: Active Grant
First Claim
Patent Images

1. A radio beacon for a wireless road toll system comprising:

  • a transceiver configured for packet-type radio communication with onboard units of passing objects;

    at least one camera for recording an image of a passing object; and

    a control device electrically coupled to the transceiver and the camera, wherein the control device is configured to measure, in conjunction with the transceiver, the rate of data packets received from an onboard unit and in the case of the rate exceeding a threshold value, to actuate the camera to record an image of the object carrying said onboard unit.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×