Authenticating a signal based on an unknown component thereof
US8068534B2 · kind B2 · utility
7Cited by
10References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 2, 2008 |
| Grant date | Nov 29, 2011 |
| Priority date | — |
| Expiry date | May 12, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2201/70715
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Authentication of a signal, signalA, that is provided as having been received from a source at a first global location by comparing it to a signal that is received from the source at a second global location, signalB, where signalB contains an unknown signal that is unique to the source, and determining that signalA contains the same unknown signal that is contained in signalB.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.