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Tu4B-5: Integrated Sensing and Communication Using Reconfigurable Intelligent Surface: Hardware, Ray-Tracing Demonstration, and Channel Measurement in the 6G Mid Band
We present a 2-bit reconfigurable intelligent surface (RIS) designed for operation in the 6G upper-mid band, enabling integrated sensing and communication (ISAC). The proposed RIS achieves independent...
Tu4B-6: Low Power Consumption and Beam-Sustainable Reconfigurable Intelligent Surface for Fixed Wireless Communication at Millimeter-Wave 5G Band
We present a low-power-consumption and beam-sustainable reconfigurable intelligent surface (RIS) for reliable millimeter-wave 5G fixed wireless communication in non-line-of-sight (NLOS) scenarios. Con...
WSL-1: InP HBT Technologies for Sub-THz Amplifiers
InP HBTs are the leading technology for power amplification in the 100–300GHz frequency band. InP Power Amplifiers (PAs) are currently deployed in high-frequency test and measurement equipment (VNA ex...
WSD-3: Design Methodologies for Low-Power Frequency Synthesizers
The designer should be able to estimate the power dissipation and chip area of a frequency synthesizer that meets specifications on tuning range, phase noise, or jitter before developing circuits. The...
Tu4C-1: Advancements in RF High Power Supply Chain and Ecosystem Enabling Transition from Vacuum Electron Devices to Multi-kW RF Solid-State Solutions and Systems
With the advent of multi-kW GaN on SiC transistors, operating at 100-150V, designed for megawatt systems to replace Vacuum Electron Devices where it is advantageous, the need arises to ensure that a c...
Tu4C-2: Planar Low-Loss Ultra-Wideband Coaxial-Less Balun and 4-Way Combiner for High-Power Applications
This paper presents a planar high-power low-loss ultra-wideband balun and its application in the design of a 4-way combiner. The balun is based on a ferrite core and printed circuit board (PCB) transm...
Tu4C-3: Continuous Current Mode Class-F Power Amplifier: A Solution for Bandwidth Extension in Low Breakdown Voltage Applications
This paper presents a comprehensive theoretical analysis and experimental validation of a Continuous Current Mode (CCM) Class-F power amplifier, designed to address the limitations of conventional con...
Tu4C-4: A Highly-Efficient 4.3GBaud Push-Pull LDMOS Based Pre-Driver with 6V Signal-Swing for GaN HEMTs in 22nm FDSOI
The paper presents a highly power efficient push-pull LDMOS-based pre-driver, implemented in a 22 nm FDSOI CMOS process, generating an output voltage swing of 6V for GaN-based switching power amplifie...
Tu4C-5: High-Efficiency VHF Polar and Doherty Amplifiers for Satellite Transponder Applications
New satellite VHF airband communication services are designed to provide aircraft communication with air traffic control (ATC) in remote and oceanic areas, leveraging existing airborne equipment and i...
Tu4C-6: Highly-Efficient and Low-Power Class-E Amplifier for Miniaturization Using a Small Antenna
This paper presents the design of a low-power (200mW) highly-efficient VHF Class-E amplifier that can be directly integrated with a small (0.38λ) dipole CubeSat satellite antenna. This design is enabl...