Systems and methods for implementing path length control for quantum cryptographic systems
US7627126B1 · kind B1 · utility
95Cited by
96References
28Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 18, 2003 |
| Grant date | Dec 1, 2009 |
| Priority date | — |
| Expiry date | Feb 16, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/34
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A quantum cryptographic key distribution (QKD) endpoint (405) includes a QKD receiver and a feedback system (1600). The QKD receiver receives symbols transmitted over a QKD path. The feedback system (1600) controls a length of the QKD path based on the received symbols.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.