Caller-controller barge-in telephone service
US6418216B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 1998 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Jun 9, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/56
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A caller-controlled barge-in telephone service, managed by telephone systems, intercepts telephone calls directed to instantly busy telephone lines predesignated as objects of this service, and: 1) verifies that the called line is a respectively predesignated object of this service and that the caller is entitled to invoke the service relative to that line; and 2) forms a bridging connection between the caller and parties to a telephone call instantly busying the called line. Verification that a caller is entitled to the service can be implemented by playing a voice announcement requesting the caller to speak or key in an authorization code. If the caller fails to respond or returns an invalid code, the caller is either disconnected or transferred to a voice mail service. Disconnection of the caller may be preceded by a voice announcement (e.g. a spoken “goodbye”). If the called site has call waiting service, that service is applied for a predetermined time to allow the party currently using the called line to voluntarily respond to the associated call waiting signals. If the call waiting signals are not acted upon within the predetermined time, functions associated wit…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.