Large scale quantum cryptographic key distribution network
US7577257B2 · kind B2 · utility
14Cited by
7References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2006 |
| Grant date | Aug 18, 2009 |
| Priority date | — |
| Expiry date | Apr 24, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/18595
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A space-based satellite device obtains one or more encryption key symbols. The satellite device transmits the one or more encryption key symbols to multiple nodes of a land-based network using quantum cryptographic mechanisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.