Investigation on an all-optical intensity modulator based on an optical microfiber coupler

Yang Yu; Qiang Bian; Nan Zhang; Yang Lu; Xueliang Zhang; Junbo Yang

doi:doi:10.3788/COL201816.040605

Chinese Optics Letters, 2018, 16 (4): 040605, Published Online: Jul. 12, 2018

Investigation on an all-optical intensity modulator based on an optical microfiber coupler Download： 543次

Yang Yu ^1,2Qiang Bian ¹Nan Zhang ³Yang Lu ¹Xueliang Zhang ^1,*Junbo Yang ²

Author Affiliations

¹ College of Meteorology and Oceanology, National University of Defense Technology, Changsha 410073, China

² College of Liberal Arts and Sciences, National University of Defense Technology, Changsha 410073, China

³ The Medical Engineering & Maintenance Center, Chinese PLA General Hospital, Beijing 100853, China

Figures & Tables

Fig. 1. Schematic illustration of the composite OMC and the all-optical modulation theory of the OMC.

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Fig. 2. (a) Transmission intensity of the microfiber coupler Port3 during the fabrication process. (b) Input and output optical spectra of the OMC.

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Fig. 3. Image of the OMC in an optical microscope.

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Fig. 4. Schematic of the measurement system.

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Fig. 5. Oscilloscope display of the output of the system (top waveform) and the modulation signal (bottom waveform): (a) 1 kHz; (b) 20 kHz.

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Fig. 6. Measured (dots) and fitted linear responses of the OMC modulator at 1 and 5 kHz frequencies.

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Fig. 7. Measured frequency response of the all-optical OMC modulator.

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Fig. 8. Oscilloscope display of the output of the system (CH2) and the modulation signal (CH1) for square-wave modulation.

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Yang Yu, Qiang Bian, Nan Zhang, Yang Lu, Xueliang Zhang, Junbo Yang. Investigation on an all-optical intensity modulator based on an optical microfiber coupler[J]. Chinese Optics Letters, 2018, 16(4): 040605.

Investigation on an all-optical intensity modulator based on an optical microfiber coupler Download： 543次

Fig. 1. Schematic illustration of the composite OMC and the all-optical modulation theory of the OMC.

Fig. 2. (a) Transmission intensity of the microfiber coupler Port3 during the fabrication process. (b) Input and output optical spectra of the OMC.

Fig. 3. Image of the OMC in an optical microscope.

Fig. 4. Schematic of the measurement system.

Fig. 5. Oscilloscope display of the output of the system (top waveform) and the modulation signal (bottom waveform): (a) 1 kHz; (b) 20 kHz.

Fig. 6. Measured (dots) and fitted linear responses of the OMC modulator at 1 and 5 kHz frequencies.

Fig. 7. Measured frequency response of the all-optical OMC modulator.

Fig. 8. Oscilloscope display of the output of the system (CH2) and the modulation signal (CH1) for square-wave modulation.

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Investigation on an all-optical intensity modulator based on an optical microfiber coupler Download： 543次

Fig. 1. Schematic illustration of the composite OMC and the all-optical modulation theory of the OMC.

Fig. 2. (a) Transmission intensity of the microfiber coupler Port3 during the fabrication process. (b) Input and output optical spectra of the OMC.

Fig. 3. Image of the OMC in an optical microscope.

Fig. 4. Schematic of the measurement system.

Fig. 5. Oscilloscope display of the output of the system (top waveform) and the modulation signal (bottom waveform): (a) 1 kHz; (b) 20 kHz.

Fig. 6. Measured (dots) and fitted linear responses of the OMC modulator at 1 and 5 kHz frequencies.

Fig. 7. Measured frequency response of the all-optical OMC modulator.

Fig. 8. Oscilloscope display of the output of the system (CH2) and the modulation signal (CH1) for square-wave modulation.

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