Optical frequency combs (OFCs) are a unique kind of light source, which are represented as
a series of equally spaced coherent spectral lines in the frequency domain. OFCs can …

Recent developments in chip-based frequency-comb technology demonstrate that comb
devices can be implemented in applications where photonic integration and power …

Microwave transversal filters, which are implemented based on the transversal filter structure
in digital signal processing, offer a high reconfigurability for achieving a variety of signal …

Microwave photonic (MWP) transversal signal processors offer a compelling solution for
realizing versatile high-speed information processing by combining the advantages of …

We report a dual-polarization radio frequency (RF) channelizer based on microcombs. Two
high-Q micro-ring resonators (MRRs) with slightly different free spectral ranges (FSRs) are …

Optical frequency combs provide a powerful tool for precise measurement of the optical
frequency, holding significant importance in fields such as spectroscopy, optical …

Implementing optical-frequency combs with integrated photonics will enable wider use of
precision timing signals. Here, we explore the generation of an octave-span, Kerr …

Thermal noise usually dominates the low-frequency region of the optical phase noise of
soliton microcombs, which leads to decoherence that limits many aspects of applications. In …

Soliton microcombs provide a versatile platform for realizing fundamental studies and
technological applications. To be utilized as frequency rulers for precision metrology, soliton …

Optical injection locking is implemented to faithfully transfer the phase noise of a dissipative
Kerr microresonator soliton comb in addition to the amplification of the Kerr comb. Unlike Er …