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Combination cordless telephone and premise-monitoring alarm system

DC
  • US 5,745,849 A
  • Filed: 02/09/1996
  • Issued: 04/28/1998
  • Est. Priority Date: 02/09/1996
  • Status: Expired due to Term
First Claim
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1. A combination cordless telephone and premise-monitoring alarm system, the combination comprising:

  • a base unit, a cordless handset, and, at least one remote sensor for generating data in response to a given alarm event;

    the base unit including a telecommunications interface for establishing a telecommunications link with a public switched telecommunications network (PSTN), a radio interface for establishing a radio link with the handset, a data interface for establishing a data link with the remote sensor, and, processor circuitry for processing intercommunication of control and message data among the interfaces;

    the handset including a radio interface, a keypad, a speaker, a microphone, and processing circuitry for processing intercommunication of control and message data among the radio interface thereof, the keypad, the speaker and the microphone;

    the remote sensor including means for completing the data link between the remote sensor and the base unit;

    wherein the processing circuitry of the base unit further processes alarm system functions such as monitoring the data link for data of the given alarm event and, in response thereto, transmitting control and message data via the telecommunications interface to a central alarm-monitoring station.

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