• Chinese Optics Letters
  • Vol. 22, Issue 3, 031302 (2024)
Hongjie Guo1,2, Haifeng Liu1,3,*, Ming Lei4, Manqing Tan1, and Zhigang Song1
Author Affiliations
  • 1Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China
  • 2College of Materials Science and Opto-electronics Technology, University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Beijing Huairou Instruments and Sensors Co., Ltd., Beijing 101400, China
  • 4Beijing Institute of Automation and Control Equipment, Key Laboratory of National Defense Science and Technology of Inertial Technology, Beijing 100074, China
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    DOI: 10.3788/COL202422.031302 Cite this Article Set citation alerts
    Hongjie Guo, Haifeng Liu, Ming Lei, Manqing Tan, Zhigang Song, "Research progress of integrated optical gyroscope," Chin. Opt. Lett. 22, 031302 (2024) Copy Citation Text show less
    Configuration of interferometric optical gyroscopes.
    Fig. 1. Configuration of interferometric optical gyroscopes.
    (a) IIOGs based on the silica platform from Shang et al.[9]. (b) IIOGs based on the silica platform from Wang et al.[8]. (c) IIOGs based on the silicon platform from Tran et al.[12].
    Fig. 2. (a) IIOGs based on the silica platform from Shang et al.[9]. (b) IIOGs based on the silica platform from Wang et al.[8]. (c) IIOGs based on the silicon platform from Tran et al.[12].
    (a) Schematic diagram of the MIOC[16]. (b) Optimized block structure for the MIOC to improve the PER[16]. (c) Schematic diagram of a mixed-signal MIOC[15].
    Fig. 3. (a) Schematic diagram of the MIOC[16]. (b) Optimized block structure for the MIOC to improve the PER[16]. (c) Schematic diagram of a mixed-signal MIOC[15].
    Schematic diagram of the integrated waveguide coils. (a) SOI[21], (b) SiO2[22], (c) SiN[23].
    Fig. 4. Schematic diagram of the integrated waveguide coils. (a) SOI[21], (b) SiO2[22], (c) SiN[23].
    Schematic diagram of the resonant microcavity platform. (a) SiO2[26], (b) SiN[31], (c) polymer[34], (d) LRSPP[35], (e) CaF2[38], and (f) InP[36].
    Fig. 5. Schematic diagram of the resonant microcavity platform. (a) SiO2[26], (b) SiN[31], (c) polymer[34], (d) LRSPP[35], (e) CaF2[38], and (f) InP[36].
    Schematic diagram of CROW[46].
    Fig. 6. Schematic diagram of CROW[46].
    (a) Schematic diagram of IROGs based on exceptional points[59]. (b) Schematic diagram of IROGs based on exceptional surfaces[63].
    Fig. 7. (a) Schematic diagram of IROGs based on exceptional points[59]. (b) Schematic diagram of IROGs based on exceptional surfaces[63].
    PlatformInsertion LossLengthFootprintARWBias Drift
    SOI[21]29 mm0.42 mm251.3 deg/h
    SiO2[22]8.37 dB2.14 m121 cm21.26deg/h7.32 deg/h
    SiN[23]16.2 dB3 m12.57 cm28.52deg/h58.7 deg/h
    Table 1. Performance of the Integrated Coil Waveguides
    MaterialYearResearch TeamDiameter (cm)Q (106)Loss
    SiO2[30]2017Zhejiang University2.514.6
    SiO2[26]2013NIST0.28290
    SIN[31]2022Beihang University3.515.41.2 dB/m
    SIN[32]2021Beihang University1.62.64 dB/m
    Polymer[34]2022Southeast University210.118 dB/cm
    LRSPP[35]2014Southeast University40.14 dB/cm
    InP[36]2013Politecnico di Bari2.60.970.45 dB/cm
    CaF2[37]2007California Institute of Technology100,000
    CaF2[38]2017Eowaves0.7> 100
    SOI[39]2012Massachusetts Institute of Technology0.492202.7 dB/m
    Table 2. Research Progress of the Optical Resonant Cavities