Fig. 1. Schematic diagram of channelized receiver with self-interference cancellation

Fig. 2. Spectrum diagram of key parts in Fig. 1. (a) Spectrum after PDM-MZM; (b) spectrum of 6-line OFC; (c) spectrum of OFC after frequency shifting by AOFS; (d) spectrum output by BPD; (e) spectrum after self-interference cancellation; (f) spectrum after image rejection

Fig. 3. Principle of optical frequency comb generation

Fig. 4. Experimental results of OFC generation. (a) SSB modulation spectrum; (b) 6-line OFC spectrum

Fig. 5. Measurement results of image rejection. (a) Channel 2; (b) channel 5; (c) channel 7; (d) channel 10; (e) channel 15; (f) channel 18

Fig. 6. Measurement results of self-interference cancellation. (a) Channel 2; (b) channel 5; (c) channel 7; (d) channel 10; (e) channel 15; (f) channel 18

Fig. 7. Measured EVM and constellation diagram. (a) Channel 2 with SIC; (b) channel 2 without SIC; (c) channel 5 with SIC; (d) channel 5 without SIC

Fig. 8. Measurement result of SFDR₃