The unitraveling-carrier photodiode (UTC-PD) is a novel photodiode that utilizes only
electrons as the active carriers. This unique feature is the key for its ability to achieve …

This paper reviews recent advances in the development of high-speed 1.55-µm traveling-
wave pin photodetectors (TWPD) for photonic millimeter-wave and submillimeter-wave local …

Microwave photonics is a rapidly-growing interdisciplinary field linking microwave and
optical technologies. This paper intends to trace the evolution of microwave photonics over …

Photonic generation of continuous millimetre-and sub-millimetre waves up to the THz range
using antenna-integrated uni-travelling-carrier photodiodes is described. A device …

A uni-traveling-carrier photodiode (UTC-PD) is monolithically integrated with a wideband log-
periodic toothed antenna for generating millimeter and submillimeter waves at frequencies …

The increase of device lifetime and reliability of THz photomixers will play an essential role
in their possible future application. Therefore, their optimal work conditions/operation range …

In this work, we present an optically subharmonic pumped WR3-mixer for enabling photonic
coherent frequency-domain terahertz (THz) imaging and spectroscopy systems in the future …

A 0.2 A/W responsivity waveguide-uni-travelling carrier photodiode with a-3 dB electrical
frequency response> 108 GHz is demonstrated. Up to-5 dBm electrical power at 110 GHz …

The radiation characteristics of subterahertz (sub-THz) electromagnetic waves emitted from
an antenna array integrated with photodiodes are investigated. The element of the …

The generation of continuous-wave (CW) terahertz radiation by the photomixing (optical
heterodyne downconversion) with the ultrafast optoelectronic devices is reviewed. The …