Patents Assigned to ASTI Transportation Systems, Inc.
  • Internet based highway traffic advisory system
    Patent number: 7650228
    Abstract: A real time traffic control system that includes a plurality of roadside sensors and variable message displays arrayed along the highway connected to the Internet, and communicating with a central computer using the Internet. Each roadside device includes a modem and has a unique internet address. The central computer is programmed to create on demand a plurality of individual virtual communication ports, each of the ports corresponding to each of the unique device addresses, whereby said computer communicates in a quasi-simultaneous manner with all of the roadside devices.
    Type: Grant
    Filed: January 26, 2006
    Date of Patent: January 19, 2010
    Assignee: ASTI Transportation Systems, Inc.
    Inventor: Peter C. Krikelis
  • Internet based highway traffic advisory system
    Publication number: 20070061065
    Abstract: A real time traffic control system that includes a plurality of roadside sensors and variable message displays arrayed along the highway connected to the Internet, and communicating with a central computer using the Internet. Each roadside device includes a modem and has a unique internet address. The central computer is programmed to create on demand a plurality of individual virtual communication ports, each of the ports corresponding to each of the unique device addresses, whereby said computer communicates in a quasi-simultaneous manner with all of the roadside devices.
    Type: Application
    Filed: January 26, 2006
    Publication date: March 15, 2007
    Applicant: ASTI Transportation Systems, Inc.
    Inventor: Peter Krikelis