×

Communication system

  • US 4,777,646 A
  • Filed: 10/01/1986
  • Issued: 10/11/1988
  • Est. Priority Date: 10/01/1986
  • Status: Expired due to Fees
First Claim
Patent Images

1. A communication system comprising:

  • a plurality of cellular mobile radio subscriber stations, each station comprising a communication set including means for generating call signalling and supervisory signals and display means for displaying station status information and station operating instructions;

    a cellular mobile radio system for serving said cellular mobile radio subscriber stations for the origination and termination of calls;

    said cellular mobile radio system comprising;

    a first plurality of trunk circuits;

    means for selectively interconnecting said cellular mobile radio subscriber stations and said trunk circuits; and

    automatic message accounting means for storing detailed data about said interconnections for establishing detailed billing records for said cellular mobile subscriber stations;

    a public communications switching system comprising;

    a plurality of line circuits, a second plurality of trunk circuits, certain of said trunk circuits of said second plurality being coupled to at least some of said trunk circuits of said first plurality, a switching network for selectively interconnecting said lines and said trunks in response to calling and supervisory signals;

    certain of said cellular mobile subscriber stations being equipped to support billing of calling charges to individual customer accounts for which accounts no records are maintained by said automatic message accounting means;

    an administrative processor which can be reached by a direct dial telephone call for receiving, storing and processing administrative data from said certain subscriber stations and for selectively generating and transmitting administrative messages to said certain subscriber stations;

    said certain stations each further comprising;

    means for generating control signals and billing data defining said individual customer accounts;

    station control means for controlling said station comprising;

    register means for storing said billing data;

    first control means responsive to said control signals for generating administrative call request signals;

    second control means responsive to said administrative call request signals for originating and conducting bi-directional administrative message communication exchanges between said mobile station and said administrative processor via said mobile radio system and said network; and

    third control means responsive to certain of said administrative messages from said administrative processor for selectively enabling and disabling said station for the origination of calls by customers from said station.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×