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WMQ-2: Characterizing Low-Frequency Memory Effects using RF Real-Time NVNA Measurements
The GaN high electron mobility transistor (HEMT) technology continues its expansion across the wireless communication industry, owing to its exciting capabilities in terms of power density, thermal ma...
WMQ-3: Advanced GaN HEMT Characterization and Modeling Techniques
Nowadays, last generation of GaN devices for microwave and mm-wave applications are incredibly high-performing with more and more advanced electrical characteristics able to guarantee high power level...
WMQ-4: Characterization and Modeling of Trapping Effects in AlGaN/GaN HEMTs for Predicting Power Amplifier Linearization
Deep-level trap centers are still used in AlGaN/GaN HEMT devices to prevent buffer-current leakage. Unfortunately, these defects induce long-term memory effects in these devices, which significantly i...
WMQ-5: Characterization Techniques Tailored to GaN Devices for Communication Applications
This talk is dedicated to the characterization of GaN RF devices for the ever-increasing needs of the communications industry. Firstly, a unified framework is presented for identifying relevant metric...
WMQ-6: Broadband Characterization of mm-Wave GaN HEMTs Beyond 100GHz
Gallium nitride (GaN) high electron mobility transistors (HEMTs) are a critical technology for numerous RF and microwave applications including radar, communications, satellite communications, and ele...
Tu1A-1: A Fully Integrated Ka-Band FMCW Radar SoC with Baseband Accelerator for Vital Signs Monitoring in 40-nm CMOS
This paper presents a fully integrated Ka-band frequency-modulated continuous wave (FMCW) radarsystem-on-chip (SoC). To enable compact-size, low-cost and quick-to-deploy sensors, the FMCW radar transc...
Tu1A-2: A D-Band 1Tx 4Rx Mid-Range Automotive CMOS FMCW Radar
A 135 GHz frequency modulated continuous wave (FMCW) radar system is presented using 1Tx and 4Rx chips in 28-nm CMOS. The radar system is fully integrated on a planar substrate using an active array a...
Tu1A-3: An 120GHz 8×8 FMCW MIMO Radar System With 90° Biaxial FOV for Autonomous Navigation of UAVs in 3-D Space
This paper addresses the need for drones and UAVs to sense their environment for autonomous operation. Therefore, it presents a scalable 120 GHz 8×8 MIMO radar system with 10 GHz bandwidth. It utilize...
Tu1A-4: A 94GHz 8Tx-16Rx Direct Center-Fed Active Array TD-MIMO FMCW Radar in 28-nm CMOS
This paper introduces a 94 GHz 8Tx-16Rx high-resolution FMCW radar system utilizing single-channel Tx and four-channel Rx chipsets with high-ratio (×24) frequency multipliers. A robust and compact dir...
Tu1A-5: Radar-Based Measurement of Image Rejection Ratio in Sub-THz Hartley Receivers with its Impact on Doppler Detection Accuracy
As communication and radar systems advance into the sub-THz frequency range, the Hartley receiver plays an increasingly critical role in enabling heterodyne front-ends. This paper introduces an innova...