The silicon nitride (Si 3 N 4) planar waveguide platform has enabled a broad class of low-
loss planar-integrated devices and chip-scale solutions that benefit from transparency over a …

Photonic applications based on planar waveguide technology impose stringent
requirements on properties such as optical propagation losses, light coupling to optical …

The use of silicon nitride in integrated photonics has rapidly progressed in recent decades.
Ultra-low-loss waveguides based on silicon nitride are a favorable platform for the research …

As the only method for all-weather, all-time and long-distance target detection and
recognition, radar has been intensively studied since it was invented, and is considered as …

Optical beam-forming networks (OBFNs) based on optical true-time delay lines (OTTDLs)
are well known as the promising candidate for solving the bandwidth limitation of traditional …

Low-loss and compact optical waveguides are key for realizing various photonic integrated
circuits with long on-chip delay lines, such as tunable optical delay lines, optical coherence …

Thanks to the nature of strong programmability, field-programmable gate arrays (FPGAs)
have been playing a significant role in signal processing and control. With the explosive …

As light cannot be stopped or directly stored in any media, optical delay lines are usually
used to temporally trap the optical signals. We report a wide-range continuously tunable …

We present an overview of several microwave photonic processing functionalities based on
combinations of Mach-Zehnder and ring resonator filters using the high index contrast …

Phased array radars have remarkable advantages over radars with single-element antenna
in terms of agility, flexibility, robustness, and reconfigurability. Current pure-electronic …