PAY PHONE CALL BACK
Original Publication Date: 1998-Sep-01
Included in the Prior Art Database: 2002-Jul-18
The flow chart below indicates how the Call location has been detected, all calls not initiated Back Switch Box monitors incoming calls and from a pay phone will be greeted and routed to the routes them based on caller's telephone number and paging terminal for further processing. type. Call Back switch box waits until caller loca- All calls initiated from a pay phone will be ter- tion has been detected before it decides to make the minated first and then uses the pay phone number immediate connection or must hang-up and call the detected by the caller ID to call back the user. The user back since it detected the phone call initiated call will be routed to the paging terminal to be greet- from a pay phone or any pre-defined number that ed and processed further as soon as the call is user would like not to be charged. Once the caller answered by the user.