Figure 4

Schematic of the experimental setup for optical injection locking of the hybrid dual InP/Polymer DBR Photonic Integrated Circuit for coherent photonic wireless transmitter. OFCG: Optical Frequency Comb Generator, EOPM: Electro-Optic Phase Modulator, MZM: Mach-Zehnder Modulator, EDFA: Erbium-Doped Fiber Amplifier, UTC-PD: Uni-Traveling Carrier Photodiode, VOA: variable optical attenuator, OPM: optical power monitor.