IP-based call content intercept using repeaters
US8514841B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 30, 2007 |
| Grant date | Aug 20, 2013 |
| Priority date | — |
| Expiry date | Jul 10, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M7/006
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A computer-readable medium for performing IP-based call intercept includes instructions for receiving call initiation data, a first IP packet from the first communications device, and a second IP packet from a second communications device, generating copies of the first IP packet and the second IP packet, and transmitting one of the first IP packets to the second communications device according to the call initiation data, another of the first IP packets to a surveilling agency computer system without encoding a decoding the IP packet, one of the second IP packets to the first communications device according to the call initiation data, and another of the second IP packets to the surveilling agency computer system without encoding or decoding the IP packet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.