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Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Closed loop configuration of the resonant micro-optic gyros (RMOG). PM: phase modulator,

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Presentation on theme: "Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Closed loop configuration of the resonant micro-optic gyros (RMOG). PM: phase modulator,"— Presentation transcript:

1 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Closed loop configuration of the resonant micro-optic gyros (RMOG). PM: phase modulator, AOM: acousto-optic modulator, PD: photodiode, and CIR: circulator. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

2 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Amplitudes of the spectral components of the two beams exciting the resonator when f1≠f2. Carrier suppression is shown. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

3 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Open loop configuration of the RMOG. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

4 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Block diagram of the readout board. DAC: D/A converter, ADC: A/D converter. The thermoelectric cooler (TEC) controller is the module controlling the TEC copackaged with the InP resonator. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

5 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Sensor output (red curve) when a rotation rate of about 200 deg/s is simulated through the AOMs. The blue curve is the square wave signal simulating rotation. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

6 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Dependence of the normalized demodulated signal on Δf (demodulation curve). The dependence is linear for |Δf|<30 MHz. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

7 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Setup for the system test based on the open loop configuration. AOMs are included for the rotation simulation. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

8 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) Intensity ratio versus Vm for fm=9 MHz. (b) Spectrum of the electric signal at the PD output when the carrier suppression is achieved. 24–26 Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

9 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Setup based on the self-heterodyne technique for the Vm optimization. Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104

10 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Functional block diagram of the field-programmable gate array (FPGA). Figure Legend: From: System test of an optoelectronic gyroscope based on a high Q-factor InP ring resonator Opt. Eng. 2014;53(12):127104. doi:10.1117/1.OE.53.12.127104


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