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Remotely-activated telephone system for communication with the disabled

  • US 5,237,602 A
  • Filed: 03/25/1992
  • Issued: 08/17/1993
  • Est. Priority Date: 10/01/1990
  • Status: Expired due to Fees
First Claim
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1. A phone system for remote caller controlled communication with the disabled comprising:

  • master unit connected to a telephone line for answering an incoming call from a remote caller;

    a plurality of satellite units each having a microphone and a speaker;

    channel means for bi-directional coupling of acoustic signals between each said satellite unit and said telephone line through said master unit; and

    control means responsive to a select code signal received from said remote caller by way of said telephone line after said master unit has answered said incoming call, said control means comprising at least one of;

    selection control means responsive to said select code signal for selecting one said satellite unit and for connecting said microphone of said selected satellite unit to said channel means; and

    broadcast control means responsive to said select code signal for connecting said speakers of all said satellite units to said channel means simultaneously.

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