Patents Assigned to CoVi Technologies
  • Patent number: 7151454
    Abstract: Systems and methods that may be employed to visually locate and/or track objects equipped with active RFID tags. The disclosed systems and methods may employ an articulated camera/s, such as closed circuit television (“CCTV”) or other suitable type of articulated camera/s, that is equipped with an antenna array.
    Type: Grant
    Filed: December 10, 2003
    Date of Patent: December 19, 2006
    Assignee: CoVi Technologies
    Inventor: Richard G. Washington
  • Patent number: 7113351
    Abstract: Systems and methods for actuating lens assemblies (e.g., for purposes of zoom and/or focus lens operations) that may be implemented, for example, in any camera lens or other lens application that employs one or more actuatable lenses.
    Type: Grant
    Filed: December 10, 2003
    Date of Patent: September 26, 2006
    Assignee: CoVi Technologies, Inc.
    Inventor: Thao D. Hovanky
  • Patent number: 7071591
    Abstract: An electromagnetic circuit that may be advantageously employed in an articulated camera, such as a CCTV camera, as a part of a servo mechanism to directly drive the camera and optical lens assembly, for example, in the pan and/or tilt axes. In one embodiment, the coil assembly of the servo mechanism may comprise four separate coils that rotate about the center of the ring shape of a single one-piece ring-shaped permanent magnet that has been pre-magnetized in two pair of opposing polarities. The magnet assembly that includes the magnet ring, may be bonded to a circular plate made of ferrous metal.
    Type: Grant
    Filed: December 10, 2003
    Date of Patent: July 4, 2006
    Assignee: CoVi Technologies
    Inventors: Thao D. Hovanky, Richard G. Washington