Phase noise arises from random fluctuations in the phase of oscillators and signal generators and represents a fundamental impairment in modern communication systems. It manifests as unwanted phase ...

Optical modulation in photonic communication systems underpins the conversion of electronic signals into optical carriers for high-speed data transmission. Techniques such as amplitude-shift keying, ...

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS Complex modulation of optical fields (i.e., the control of light’s amplitude and phase) is vital to the ...