220 GHz focal plane imaging demonstration using integrated terahertz array detector
Sign Up to like & getrecommendations! Published in 2020 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.32388
Abstract: This letter experimentally demonstrates 220 GHz transmission‐based terahertz imaging based on an integrated terahertz 1 × 16 array detector. The array detector consists of a 3D‐printed lens array, 16 detector chips and a chip board. Each detector chip… read more here.
Keywords: integrated terahertz; 220 ghz; detector; array detector ... See more keywords
10-Gbps real-time wireless link over 1.5 km at 220-GHz band based on Schottky-diode transceiver and 16-QAM modulation
Sign Up to like & getrecommendations! Published in 2021 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2021.153874
Abstract: Abstract A wireless link working at 220-GHz band is proposed for point-to-point high-speed communication. The system is primarily composed of sub-terahertz transceivers and baseband data processing platforms. Subharmonic mixers based on Schottky diode are developed… read more here.
Keywords: wireless link; 220 ghz; based schottky; ghz band ... See more keywords
185─220 GHz wideband amplifier in 40 nm CMOS
Sign Up to like & getrecommendations! Published in 2018 at "Electronics Letters"
DOI: 10.1049/el.2018.1135
Abstract: A 185–220 GHz four-stage differential wideband amplifier is presented. The bandwidth (BW) is significantly expended by using the coupled transmission line (CTL) technique and the staggered inter-stage wideband matching technique. CTL is adopted due to… read more here.
Keywords: 185 220; wideband amplifier; 220 ghz;
Design of confocal waveguide interaction structure for a 220 GHz gyro-TWT
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2017.1306463
Abstract: Abstract The high frequency characteristics of confocal waveguide interaction structure are studied, by which the confocal radius and mirror width of the confocal 220 GHz gyro-traveling-wave tube (gyro-TWT) are obtained. The characteristics of coupled dispersion… read more here.
Keywords: 220 ghz; gyro; interaction structure; ghz gyro ... See more keywords
Development of a Wideband 220-GHz Subharmonic Mixer Based on GaAs Monolithic Integration Technology
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2973399
Abstract: A wideband 220 GHz subharmonic mixer based on monolithic integration technology is proposed in this paper. It features $12~\mu \text{m}$ -thick GaAs membrane with anti-parallel Schottky diodes working at THz band monolithically integrated on the… read more here.
Keywords: integration technology; monolithic integration; ghz; 220 ghz ... See more keywords
A DC to 220-GHz High-Isolation SPST Switch in 22-nm FDSOI CMOS
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Microwave and Wireless Components Letters"
DOI: 10.1109/lmwc.2021.3067003
Abstract: A wideband single-pole single-throw (SPST) switch covering the dc to 220-GHz frequency range is presented in this letter. A four-element distributed topology is used to extend operation to the upper millimeter-wave band. With a combination… read more here.
Keywords: switch; spst switch; ghz; 220 ghz ... See more keywords
A 220-GHz LNA With 9.7-dB Noise Figure and 24.6-dB Gain in 40-nm Bulk CMOS
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2024.3503659
Abstract: This brief proposes a low noise amplifier (LNA) with high gain at 220 GHz in bulk CMOS process. A $G_{\max }$ -core is employed to simultaneously realize noise and power matching as well as provide… read more here.
Keywords: methodology; ghz; gain; 220 ghz ... See more keywords
A 220 GHz Reconfigurable Reflectarray Antenna Using GaN HEMT Device
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Terahertz Science and Technology"
DOI: 10.1109/tthz.2025.3563715
Abstract: Reconfigurable reflectarray antennas (RRAs) at submillimeter and terahertz frequencies are critical for communications and imaging applications. This article examines, fabricates, and measures an RRA integrated with a gallium nitride (GaN) high electron mobility transistor (HEMT)… read more here.
Keywords: hemt device; device; 220 ghz; gan hemt ... See more keywords
Over 220 GHz evanescently coupled MUTC-PDs with enhanced responsivity.
Sign Up to like & getrecommendations! Published in 2025 at "Optics express"
DOI: 10.1364/oe.559249
Abstract: We present evanescently coupled waveguide modified uni-traveling carrier photodiodes (MUTC-PDs) with ultra-wide bandwidth and high responsivity. What we believe to be a novel epitaxial structure incorporating a multilayer input waveguide is designed to enhance the… read more here.
Keywords: 220 ghz; responsivity; evanescently coupled; mutc pds ... See more keywords
DC-220 GHz well-impedance matched ultra-broadband photodetector for high symbol rate advanced optical fiber communication.
Sign Up to like & getrecommendations! Published in 2025 at "Optics express"
DOI: 10.1364/oe.562393
Abstract: We report an ultra-broadband uni-travelling carrier photodetector (PD) operated from DC to beyond 220 GHz with a well-impedance-matched circuit. A 3-dB bandwidth of over 220 GHz was measured and was expected to be as high… read more here.
Keywords: ghz; rate; 220 ghz; ghz well ... See more keywords
Demonstration of 400 Gbit/s/λ wireless transmission for a photonic-assisted SISO integration system at 220 GHz.
Sign Up to like & getrecommendations! Published in 2024 at "Optics letters"
DOI: 10.1364/ol.533746
Abstract: We experimentally demonstrate a dual-polarized, single-input single-output (SISO) photonic-electronic integrated system, achieving a single-wavelength data rate of 400 Gbit/s at 220 GHz. This system is based on a self-developed IQ mixer, orthomode transducers (OMTs), and… read more here.
Keywords: gbit; 400 gbit; system; transmission ... See more keywords