Patents Assigned to PERIMETER SECURITY INDUSTRIES PTY LTD
  • Intruder detection system
    Patent number: 8879874
    Abstract: An intruder detection system including a light emitting unit, a light guide, and a light receiving unit. The light emitting unit is arranged to emit light into the light guide and the light guide is arranged to guide the light to the light receiving unit. The impact of an intruder on the light guide causes changes in the characteristics of the light received at the light receiving unit.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: November 4, 2014
    Assignee: Perimeter Security Industries Pty Ltd
    Inventor: Dean Vey
  • INTRUDER DETECTION SYSTEM
    Publication number: 20110249934
    Abstract: An intruder detection system including a light emitting unit, a light guide, and a light receiving unit. The light emitting unit is arranged to emit light into the light guide and the light guide is arranged to guide the light to the light receiving unit. The impact of an intruder on the light guide causes changes in the characteristics of the light received at the light receiving unit.
    Type: Application
    Filed: December 21, 2009
    Publication date: October 13, 2011
    Applicant: PERIMETER SECURITY INDUSTRIES PTY LTD
    Inventor: Dean Vey