Patents Assigned to Qed Intellectual Property Limited
  • Locatable information sound device and method
    Patent number: 7764165
    Abstract: A device is described to provide a localisable information signal. The device is adapted to emit sequentially a locating sound signal comprising broad band sound and an information sound signal comprising at least verbal information. A signal generated by such a device, a system incorporating a plurality of such devices, and a method of enabling an individual to orientate in an environment using such a system or signal are also described.
    Type: Grant
    Filed: August 5, 2005
    Date of Patent: July 27, 2010
    Assignee: Qed Intellectual Property Limited
    Inventors: Deborah Jane Withington, James Brendan Keane