Methods for cellular pay phone/debit phone support
US6070066A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1997 |
| Grant date | May 30, 2000 |
| Priority date | — |
| Expiry date | Mar 25, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/02
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A communications system and a method for providing support for at least one cellular pay phone/debit phone are disclosed. The system has cellular controller for providing cellular communication services to the pay phones/debit phones so as to allow the pay phones/debit phones to communicate with other phones. The system calculates a charge rate for a call being made by a pay phone/debit phone and sends the charge rate to the pay phone/debit phone in a message containing a standard air interface message which is being used in a non-standard manner. The message contains information which allows the pay phone/debit phone to determine the charge rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.