Open Access
Laser frequency noise limited sensitivity in a resonator optic gyroscope
Huilian Ma,Xu Chang,Hui Mao,Zhonghe Jin +3 more
- pp 706-707
TLDR
In this article, the laser frequency noise limited sensitivity in a resonator optic gyroscope due to an intermodulation effect was first demonstrated and a bias stability of 0.055 deg/s was best demonstrated in a Resonator micro-optic Gyroscope.Abstract:
The laser frequency noise limited sensitivity in a resonator optic gyroscope due to an intermodulation effect is first demonstrated. A bias stability of 0.055 deg/s is best demonstrated in a resonator micro optic gyroscope.read more
Citations
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Journal ArticleDOI
Recent advances in miniaturized optical gyroscopes
TL;DR: In this article, the gyroscope-on-a-chip (GOS) sensor is presented, which is a novel sensor at the infantile stage, whose optical components are monolithically integrated on a single indium phosphide chip, and a new ultra high Q ring resonator for gyro applications with a configuration including a 1D photonic crystal in the resonant path.
Journal ArticleDOI
Development and Evaluation of Optical Passive Resonant Gyroscopes
TL;DR: In this paper, the development and evaluation of passive optical ring resonator gyroscopes (OPRGs) are critical reviewed and the countermeasures against the parasitic noise sources which are encountered in the OPRG including backscattering, backreflection, polarization error, nonlinear Kerr effect, and laser frequency noise.
Proceedings ArticleDOI
Resonator fiber optic gyro with high backscatter-error suppression using two independent phase-locked lasers
TL;DR: In this article, a resonator fiber optic gyro was constructed using separate lasers for counter-rotating waves to overcome interference between optical backscatter and signal light that causes dead-zone behavior and scale factor nonlinearity.
Proceedings ArticleDOI
Performance of resonator fiber optic gyroscope using external-cavity laser stabilization and optical filtering
TL;DR: In this paper, a bench-top resonator fiber optic gyroscope (RFOG) was assembled and tested, showing encouraging progress toward a navigation grade performance, achieving an angle random walk (ARW) of 0.008 deg/rt-hr.
Journal ArticleDOI
Effect of intensity variation of laser in resonator integrated optic gyro.
TL;DR: The effect of intensity variation of the laser is mathematically formulized, analyzed, and experimentally validated, to the first time, and it can be concluded that the effect ofintensity variation has a high correlation with the nonzero bias between the clockwise and counterclockwise resonant frequency.
References
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Journal ArticleDOI
Passive ring resonator laser gyroscope
Shaoul Ezekiel,S. R. Balsamo +1 more
TL;DR: In this paper, a new method of measuring inertial rotation is presented based on the use of a passive ring resonator as the rotation sensing element and an external laser for measuring the difference between the clockwise and counterclockwise lengths of the resonator.
Journal ArticleDOI
Planar glass waveguide ring resonators with gain
Hsien Kai Hsiao,Kim A. Winick +1 more
TL;DR: An active waveguide ring resonator is demonstrated in a neodymium-doped glass, and a finesse of 250 at a signal wavelength of 1060 nm is achieved for the 1.6 cm diameter ring under laser diode pumping, which is the lowest value reported to date for rings of this size.
Proceedings ArticleDOI
Resonator fiber optic gyro employing a polarization-rotating resonator
TL;DR: In this article, a novel fiber optic resonator employing a 90 degree polarization rotation was developed to reduce polarization related bias errors of the resonator fiber optic gyro, which achieved better bias stability than 0.4 deg/hr, random walk of 0.1 deg/root-hr, and day to day absolute bias stability of 10deg/hr.
Proceedings ArticleDOI
Fiber optic gyros: the vision realized
TL;DR: This paper will cover the various Northrop fiber gyro products, the platforms they are used on, as well as production and top level system data.
Proceedings ArticleDOI
Optical Gyroscope Options: Principles and Challenges
TL;DR: Several alternatives to the Sagnac-based He-Ne ring laser gyroscope have been reviewed in this paper, such as the fiber interferometer (FIFO) and pulsed laser RLGs.