Apparatus and method for providing existing 1ESS and 1AESS telephone switching equipment with the capability of using the SS7 protocol
US5086461A · kind A · utility
84Cited by
8References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1990 |
| Grant date | Feb 4, 1992 |
| Priority date | — |
| Expiry date | Jan 23, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q3/54566
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The invention relates to upgrading existing telephone central offices having 1ESS or 1AESS switching equipment to utilize the SS7 protocol. In particular, the 1ESS and 1AESS switching equipment is provided with the capability of controlling the connection, management, and disconnection of telephone circuits using Signaling System Number 7 (SS7), a national and international standard set of protocols for providing such circuit control and providing and receiving information via the SS7 protocol for enabling enhanced service in the switching equipment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.