Optical fibre polarizer
US4787694A · kind A · utility
7Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 1987 |
| Grant date | Nov 29, 1988 |
| Priority date | — |
| Expiry date | Mar 16, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/105
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A frequency selective optical polarizer is formed by pressing a length of single mode polarization maintaining fiber 12 against a ribbed plate 10 in order to generate a distributed strain pattern with a periodicity which causes for a particular optical frequency one of the guided modes to couple into an unguided mode while the other guided mode remains substantially uncoupled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.