Polarization and differential-group-delay insensitive digital timing error detection for polarization-multiplexed coherent optical systems
US8634726B2 · kind B2 · utility
23Cited by
10References
12Claims
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Key dates
| Filing date | May 14, 2012 |
| Grant date | Jan 21, 2014 |
| Priority date | — |
| Expiry date | Jul 24, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J14/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Digital timing error detection systems and techniques are described. The described techniques are independent of polarization and differential-group-delay and are used to perform timing recovery of polarization-multiplexed coherent optical systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.