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Improved Modeling of Radiation Effects in Coplanar Waveguides with Finite Ground Width
/en/research/publications/improved-modeling-of-radiation-effects-in-coplanar-waveguides-with-finite-ground-width
Accurate planar transmission-line models are indispensable not only for the design of monolithic microwave integrated circuits (MMICs) but also for their characterization, e.g., when establishing…
A 119 GHz Bandwidth Distributed Amplifier with a ±2 ps Group Delay Variation
/en/research/publications/a-119-ghz-bandwidth-distributed-amplifier-with-a-plusmn2nbspps-group-delay-variation
This paper presents an analysis on the bandwidth and group delay variation of the artificial transmission line structures that are inherent to distributed amplifiers. An Indium-Phosphide (InP)…
D-band Transmission Hub for Point to MultiPoint Wireless Distribution
/en/research/publications/d-band-transmission-hub-for-point-to-multipoint-wireless-distribution
The first Transmission Hub for Point to multipoint wireless distribution at D-band (141 - 148.5 GHz) is presented. The paper reports the development of the main components of the transmission…
A W-Band Transceiver Chip for Future 5G Communications in InP-DHBT Technology
/en/research/publications/a-w-band-transceiver-chip-for-future-5g-communications-in-inp-dhbt-technology
This paper presents a W-band transceiver chip using InP-DHBT technology for future 5G application. It consists of a transceiver switch, a medium power amplifier (MPA) and a low noise amplifier (LNA)…
Modeling of InP DHBTs in a Transferred-Substrate Technology with Diamond Heat Spreader
/en/research/publications/modeling-of-inp-dhbts-in-a-transferred-substrate-technology-with-diamond-heat-spreader
This paper presents a compact model for InP DHBTs in a transferred-substrate technology with a diamond heat spreader. The heat spreading layer is introduced to effectively remove the generated heat…
Simulating Drain Lag of GaN HEMTs with physics-based ASM model
/en/research/publications/simulating-drain-lag-of-gan-hemts-with-physics-based-asm-model
This paper presents a drain-lag model for GaN HEMTs, enhancing the simulation accuracy of the physics-based compact model ASM-HEMT. The proposed trap model requires a minimum number of measurements…
Measuring the sensitivity to optical feedback of single-frequency high-power laser diodes
/en/research/publications/measuring-the-sensitivity-to-optical-feedback-of-single-frequency-high-power-laser-diodes
Laser diodes, in general, are sensitive to optical feedback, especially with regard to maintaining single-frequency operation. Until now, however, the feedback sensitivity of high-power devices such…
Spatial filtering of a six-wavelength DBR-RW laser in a MOPA system
/en/research/publications/spatial-filtering-of-a-six-wavelength-dbr-rw-laser-in-a-mopa-system
Lasing emission at multiple wavelengths can be used in different sensing applications and in optical telecommunication. In this work, we report a six-wavelength distributed Bragg reflector (DBR)…
On the Conduction Properties of Vertical GaN n-Channel Trench MISFETs
/en/research/publications/on-the-conduction-properties-of-vertical-gan-n-channel-trench-misfets
ON-state conductance properties of vertical GaN n-channel trench MISFETs manufactured on different GaN substrates and having different gate trench orientations are studied up to 200°C ambient…
Accurate in vivo tumor detection using plasmonic-enhanced shifted-excitation Raman difference spectroscopy (SERDS)
/en/research/publications/accurate-in-vivo-tumor-detection-using-plasmonic-enhanced-shifted-excitation-raman-difference-spectroscopy-serds
For the majority of cancer patients, surgery is the primary method of treatment. In these cases, accurately removing the entire tumor without harming surrounding tissue is critical; however, due to…