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Portable alarm system

  • US 6,052,052 A
  • Filed: 08/29/1997
  • Issued: 04/18/2000
  • Est. Priority Date: 08/29/1997
  • Status: Expired due to Fees
First Claim
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1. A portable alarm system for communicating with a standard frequency two-way, hand-held, portable RF radio conventionally used by security personnel comprising:

  • a portable controller including a programmable solid state memory having memory for storing a pre-recorded audio message delineating a specific zone of security coverage and having means for monitoring at least one physical security sensor;

    a plurality of physical security sensors for sensing security violations in one or more zones connected to said controller, said sensors having at least a tripped and a non-tripped state;

    a microphone connectable to said controller for audibly transmitting and pre-recording an audio message delineating a particular geographical area of protection such as a zone of security protection that is subject to said physical security sensors connected to said portable controller;

    means for transmitting said pre-recorded audio message delineating the specific zone of coverage by said controller over said radio frequency having a predetermined RF frequency to communicate with said standard frequency two-way hand-held portable radio utilized by security personnel in response to an activated physical security sensor connected to said controller, said controller triggering said means for transmitting in response to said means for monitoring when at least one sensor is in the tripped state; and

    means for reeving and decoding at least one preprogrammed command sent over said pre-selected radio frequency channel, said controller responsive to said at least one preprogrammed command, said pre-selected radio frequency being in a frequency band receivable and transmittable by a conventional emergency personnel radio.

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