The next generations of wireless communications are promising high capacity, low latency,
and high throughput, enabled by millimeter wave spectrum. Beamforming and beam …

Integrated quantum photonic applications, providing physically guaranteed communications
security, subshot-noise measurement, and tremendous computational power, are nearly …

Optical delay lines (ODLs) are one of the key enabling components in photonic integrated
circuits and systems. They are widely used in time-division multiplexing, optical signal …

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 …

Microwave phased array antennas (PAAs) are very attractive to defense applications and
high-speed wireless communications for their abilities of fast beam scanning and complex …

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

On-chip integration of quantum optical systems could be a major factor enabling photonic
quantum technologies. Unlike the case of electronics, where the essential device is the …

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 …

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 …

Recently, the desired very high throughput of 5G wireless networks drives millimeter-wave
(mm-wave) communication into practical applications. A phased array technique is required …