Method and apparatus for approximating location of node attached to a network
US7436780B2 · kind B2 · utility
149Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2003 |
| Grant date | Oct 14, 2008 |
| Priority date | — |
| Expiry date | Apr 6, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/163
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A plurality of reference nodes that are attached to the network are correlated with geographic location. Communication latency between the reference nodes are used to approximate the location of a target node once the communication latency from one of the reference nodes to the target node is determined.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.