Nanophotonic optical gyroscope with reciprocal sensitivity enhancement

PP Khial, AD White, A Hajimiri - Nature Photonics, 2018 - nature.com
Optical gyroscopes measure the rate of rotation by exploiting a relativistic phenomenon
known as the Sagnac effect,. Such gyroscopes are great candidates for miniaturization onto …

Interferometric Optical Gyroscope Based on an Integrated Si_3N_4 Low-Loss Waveguide Coil

S Gundavarapu, M Belt, TA Huffman… - Journal of Lightwave …, 2018 - opg.optica.org
We describe the measurement and characterization of an interferometric optical gyroscope
that uses an integrated 3-m large-area silicon nitride waveguide coil with waveguide loss< …

Near-navigation-grade interferometric fiber optic gyroscope with an integrated optical chip

K Shang, M Lei, Q **ang, Y Na, L Zhang… - Chinese Optics …, 2020 - opg.optica.org
We present a near-navigation-grade interferometric fiber optic gyroscope (IFOG) based on
an integrated optical chip. The chip comprises a light source, a photodiode, and a 3 dB …

Improving locking accuracy of resonant optical gyroscope by laser and acoustooptic frequency shifter jointed pound-Drever-Hall technique

R Zhang, C Wang, H Wang, X Li, J Li… - Fiber and Integrated …, 2019 - Taylor & Francis
ABSTRACT A laser and acoustooptic frequency shifter jointed Pound-Drever-Hall technique
is designed to lock the resonant optical gyroscope. Utilizing direct digital synthesizer (DDS) …

High extinction ratio, low loss and broadband on-chip TE-pass polarizer for optical gyroscope

Z Tao, X Wang - … on Optical Instruments and Technology: Micro …, 2022 - spiedigitallibrary.org
Optical gyroscope is an important high-precision inertial measurement instrument, which
plays significant role in defense, geological exploration and navigation. For high accuracy …

[HTML][HTML] Advances in MEMS-based inertial sensors

D Sparks - cmmmagazine.com
Microelectromechanical system (MEMS)-based inertial sensor commercialisation goes back
around 50 years and has involved many interesting developments, new applications and …