Microwave photonic phase shifter with spectral separation processing using a linear chirped fiber Bragg grating

Wensheng Zhai; Xinlu Gao; Wenjing Xu; Mingyang Zhao; Mutong Xie; Shanguo Huang; Wanyi Gu

doi:doi:10.3788/COL201614.040601

Chinese Optics Letters, 2016, 14 (4): 040601, Published Online: Aug. 6, 2018

Microwave photonic phase shifter with spectral separation processing using a linear chirped fiber Bragg grating Download： 933次

Wensheng Zhai Xinlu Gao Wenjing Xu Mingyang Zhao Mutong Xie Shanguo Huang ^*Wanyi Gu

Author Affiliations

State Key Laboratory of Information Photonics and Optical Communications, Beijing University of Posts and Telecommunications, Beijing 100876, China

Figures & Tables

Fig. 1. Experimental setup of the proposed linear photonic RF phase shifter with the optical carrier delay processing. OC, optical coupler.

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Fig. 2. Optical spectrum of an SSB modulated optical signal.

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Fig. 3. Reflection spectrum and delay response of an optical signal about the LCFBG.

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Fig. 4. Different wavelengths corresponding to different phase shifts. (a) Optical carrier time delay characteristics of different wavelengths and (b) RF signal phase shift over a frequency range from 10 to 20 GHz.

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Fig. 5. Measured power spectra comparison of the transmitted RF signal at 13 and 18 GHz with the optical carrier delay processing and with the sideband delay processing, respectively.

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Fig. 6. Measured phase noise spectra comparison of the transmitted RF signal at 13 and 18 GHz with the sideband delay processing and with the optical carrier delay processing.

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Fig. 7. Power of the phase-shifted microwave signal with the optical carrier delay processing when achieving different phase shifts.

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Wensheng Zhai, Xinlu Gao, Wenjing Xu, Mingyang Zhao, Mutong Xie, Shanguo Huang, Wanyi Gu. Microwave photonic phase shifter with spectral separation processing using a linear chirped fiber Bragg grating[J]. Chinese Optics Letters, 2016, 14(4): 040601.

Microwave photonic phase shifter with spectral separation processing using a linear chirped fiber Bragg grating Download： 933次

Fig. 1. Experimental setup of the proposed linear photonic RF phase shifter with the optical carrier delay processing. OC, optical coupler.

Fig. 2. Optical spectrum of an SSB modulated optical signal.

Fig. 3. Reflection spectrum and delay response of an optical signal about the LCFBG.

Fig. 4. Different wavelengths corresponding to different phase shifts. (a) Optical carrier time delay characteristics of different wavelengths and (b) RF signal phase shift over a frequency range from 10 to 20 GHz.

Fig. 5. Measured power spectra comparison of the transmitted RF signal at 13 and 18 GHz with the optical carrier delay processing and with the sideband delay processing, respectively.

Fig. 6. Measured phase noise spectra comparison of the transmitted RF signal at 13 and 18 GHz with the sideband delay processing and with the optical carrier delay processing.

Fig. 7. Power of the phase-shifted microwave signal with the optical carrier delay processing when achieving different phase shifts.

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Microwave photonic phase shifter with spectral separation processing using a linear chirped fiber Bragg grating Download： 933次

Fig. 1. Experimental setup of the proposed linear photonic RF phase shifter with the optical carrier delay processing. OC, optical coupler.

Fig. 2. Optical spectrum of an SSB modulated optical signal.

Fig. 3. Reflection spectrum and delay response of an optical signal about the LCFBG.

Fig. 4. Different wavelengths corresponding to different phase shifts. (a) Optical carrier time delay characteristics of different wavelengths and (b) RF signal phase shift over a frequency range from 10 to 20 GHz.

Fig. 5. Measured power spectra comparison of the transmitted RF signal at 13 and 18 GHz with the optical carrier delay processing and with the sideband delay processing, respectively.

Fig. 6. Measured phase noise spectra comparison of the transmitted RF signal at 13 and 18 GHz with the sideband delay processing and with the optical carrier delay processing.

Fig. 7. Power of the phase-shifted microwave signal with the optical carrier delay processing when achieving different phase shifts.

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