Fig. 15.
a MZI structure for measuring the phase tuning tuning efficiency. b Insertion loss of the device with optimization. c Spectrum of the MZI with the electrical power varies from 0 to 6.0 mW. d Modulation bandwidth of the TOPS [60]
a MZI structure for measuring the phase tuning tuning efficiency. b Insertion loss of the device with optimization. c Spectrum of the MZI with the electrical power varies from 0 to 6.0 mW. d Modulation bandwidth of the TOPS [60]