Combinatorial polarization scramblers for many segment PMD emulator
US7289689B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Aug 24, 2005 |
| Grant date | Oct 30, 2007 |
| Priority date | — |
| Expiry date | Aug 24, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/2934
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A PMD emulator includes at least two polarization phase plates. The rotation matrix of the at two phase plates are varied to reduce the required number of phase-plates without reducing the number of birefringent segments used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.