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Information guiding system and method of preventing borrower of portable terminal unit from forgetting to return it

  • US 5,732,326 A
  • Filed: 09/15/1995
  • Issued: 03/24/1998
  • Est. Priority Date: 09/30/1994
  • Status: Expired due to Fees
First Claim
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1. An information guiding system comprising:

  • an audio response equipment for storing a multiplicity of audio files so as to provide information about the exhibits for visitors in a speech sound and taking out the information about an exhibit from an audio file designated by audio file designating information and outputting said information in audible sound signals;

    a cordless portable terminal unit which is carried by a visitor;

    a radio base station for controlling the connection between a radio circuit for said portable terminal unit and a wire circuit for an exchange; and

    said exchange for controlling the connection between said radio base station and said audio response equipment;

    wherein said portable terminal unit transmits a service number for guiding to said radio base station so as to request said radio base station to set a call to said audio response equipment;

    said radio base station transmits a call setting request to said exchange through said wire circuit when said radio base station receives said service number from said portable terminal unit;

    said exchange sets an speech path to said audio response equipment on the basis of said call setting request;

    said portable terminal unit transmits said audio file designating information to said audio response equipment via said radio base station, said exchange and said speech path; and

    said audio response equipment takes out said audio information with respect to said exhibit from said audio file designated by said audio file designating information, converts said audio information into audible sound signals and transmits said audible sound signals to said speech path so that it is transferred via said exchange and said radio base station to said portable terminal unit which has called said audio response equipment.

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