×

System for the payment of telephone calls in a private self-switching unit

  • US 5,003,585 A
  • Filed: 04/11/1989
  • Issued: 03/26/1991
  • Est. Priority Date: 07/18/1986
  • Status: Expired due to Fees
First Claim
Patent Images

1. A system for the automatic payment of telephone calls made from the telephone stations of a private self-switching unit, with direct connection to the main line, characterized in that, in said system, a badge managing processor unit (PG) can be selectively connected to the self-switching unit by local telephone lines (LIT), certain of the telephone stations (P) of the self-switching device being each associated with means (MC) for reading a badge, for isolating from the self-switching device the associated station (P), for receiving a number dialed on the associated station, means to become connected, through the self-switching device, to said badge managing processor unit (PG), to transmit to it the data read on a badge (BG) and the number dialed on the associated station (P), to receive from it data of credit balance and of taxation rates, and to transmit to it balance credit data, to transmit the number dialed, to follow the routing of the call asked for, to connect in a galvanic manner the associated station (P) with the self-switching device, and means that, as a function of the taxation rate and the length of the call, will lower the credit data.

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