Phase modulation type fiber optic gyroscope
US4796993A · kind A · utility
27Cited by
0References
7Claims
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Key dates
| Filing date | Apr 13, 1988 |
| Grant date | Jan 10, 1989 |
| Priority date | — |
| Expiry date | Apr 13, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C19/72
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An interface signal produces in a phase modulation type fiber optic gyroscope is classified into odd and even groups at a synchronous detector. An angular velocity is processed by the signals of even groups and odd groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.