Cellular-telephone central call-processing system utilizing object-oriented software in adjunct personal computer for generating billing records

A method of continuously billing a call made on a wireless telephone system, said wireless telephone system comprising a plurality of cell-sites, each cell-site having a base-station and a number of mobile-subscribers linked to said base station:

• a central adjunct node-processor linking together said plurality of cell-sites, and controlling all call-processing functions and operations between said plurality of cell-sites and the public switched telephone network;
• said adjunct node-processor comprising a computer having memory means for storage of data:
• said memory means comprising control means for controlling call-processing of a telephone call between a said mobile-subscriber and the public switched telephone network;
• and said memory means further comprising billing means for initiating the start of the billing time-period for a call associated with a said mobile-subscriber, and terminating the billing time-period upon termination of the call, said method comprising:
• (a) initiating said billing means of said central adjunct node-processor for start of the billing time-period for a call associated with a mobile-subscriber after the call has been connected, and terminating said billing means of said central adjunct node-processor to terminate the billing time-period upon termination of the call;
• (b) relatively-instantaneously recording and tracking the billing of said mobile-subscriber of said step (a) while said call is in-progress;
• (c) automatically terminating the mobile call while in-progress via said billing means of said central adjunct node-processor if the available credit of the user who has made the call has been used up.