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May 2022 Issue
Featured Articles
Copyright © IEEE
Stretchable and Dynamically Tunable Attenuator Based on Graphene
A flexible, stretchable, and dynamically tunable attenuator based on CPW and graphene is demonstrated. The sim. and meas. results reveal that the attenuation tuning range is dynamically tuned from 4-11 dB. The device covers the medical (2.4-2.483 GHz) and 5G (3.5-3.8 GHz) bands.
Copyright © IEEE
124.8-Gbit/s PS-256 QAM Signal Delivery over in a Photonics-aided THz System
A 16-GBaud PS-256 QAM signal is wirelessly transmitted over 104-m at 339 GHz. Thanks to the pair of PTFE lenses and PS technique, a record single line rate of 124.8 Gbit/s and a net spectral efficiency (SE) of 6.2 bit/s/Hz are achieved.
Peak & Average Power Sensor Measures
0.5 to 40 GHz
Mini-Circuits’ new PWR-40PW-RC USB/Ethernet-controlled power sensor is capable of making peak, average, crest factor and duty cycle measurements of modulated, pulsed (100 ns min.) and CW signals from 0.5 to 40 GHz with power levels from -20 to +20 dBm. The sensor has a 10 MHz internal modulation bandwidth as well as a 30 MHz video bandwidth for additional analysis and automatic level control (ALC) circuits. Competitive pricing at $4,495 ea.
Copyright © IEEE
33 GHz Bulk Acoustic Resonator
A new class of thickness extensional MEMS resonator, the overmoded BAR is presented. Compared to a fundamental mode at a fixed frequency, the OBAR possess a 3x thicker piezo layer and 5-10x thicker metal electrodes, enabling manufacturable 30-60 GHz devices.
Copyright © IEEE
Prototyping of Novel Isolator Design Based on Cavity Magnonics
This paper demonstrates cavity magnonic devices, in which the isolation ratio can theoretically be infinite. The reported prototype consists of a YIG sphere that is strongly coupled to a planar microwave cavity resonator. Three different isolator design schemes are demonstrated with isolations of 65.8, 40.5, and 31.0 dB and corresponding insertion losses of 23.6, 0.7, and 0.7 dB, respectively.
Copyright © IEEE
High-Q On-Chip RF/mmW Capacitors Featuring “Self-Inductance Cancellation”
On-chip metal-oxide-metal (MOM) capacitors that use “self-inductance cancellation” technique are reported. High-performance operation is demonstrated in RF/mm-wave regime. More than two times inductance cancellation is achieved, resulting in an increase of the self-resonance frequency and quality factor.
Enabling High Power & Efficiency RF Systems through Ka-Band
Wolfspeed has a renewed focus on GaN on SiC RF solutions for aerospace, defense, and communications infrastructure applications. Come visit us at IMS booth 2060, June 21-23rd to meet our experts and help you discover next-generation performance.
MTT-S News
Hybrid EDA software tools for fast and advanced EM-designs
µWave Wizard™ software products combine the flexibility of 2D/3D FEM with speed and accuracy of Mode Matching for the analysis, synthesis, and optimization of passive components, including horn and reflector antennas.
Upcoming Events/Calls
The 2022 AdCom Call for Nominations | May 15, 2022

The MTT-S Administrative Committee (“AdCom”) is seeking nominations for candidates interested in running for election. The candidates will run either in the At-Large election or in the election conducted by the AdComThe At-Large election will result in two successful candidates being elected by the society members, while the AdCom election will result in five successful candidates being elected by the existing AdCom. The elected members will serve for a three-year term, starting on January 1, 2023.
J-MMCT Special Section on Multiphysics Modeling and Inversion in Subsurface Sensing | July 15, 2022

The 2022 volume of the IEEE Journal on Multiscale and Multiphysics Computational Techniques (IEEE J-MMCT) will include a special section dedicated to presenting new computational methods or inversion algorithms in subsurface sensing for exploration of underground resources, CO2 sequestration, environment protection, etc.
GSMM 2022 | Seoul, Korea
| May 18-20, 2022

The 2022 Global Symposium on Millimeter-Waves & Terahertz (GSMM) is an annual forum for engineers and practitioners to present and discuss recent breakthroughs, innovations and emerging techniques in the fields of mmWaves, and THz sensing. The symposium theme “New Wave Technology for New Normal Life” will cover mmWave and THz electronics, antennas, circuits, devices, systems and applications. GSMM will be held on May 18 - 20, 2022 in Seoul, Korea.
Microwave Week 2022 | Denver, CO | Jun 19-24, 2022

The premier MTT-S IMS 2022 is the centerpiece of Microwave Week 2022, which includes the RFIC Symposium (www.rfic-ieee.org) and the ARFTG Microwave Measurement Conference (www.arftg.org). Join us as we explore the new Peaks of Microwaves including: Radar, Phased Arrays, OTA test, Microwave for Tiny AI and IoT, Microwaves and satellites for Space 2.0, Quantum RF and Microwave Engineering, 5G/6G Hardware, Workshops, YP, WiM, and much more.
Taitien releases Low Cost, High Stability Disciplined Timing Module, DT-5151
The Taitien DT-5151 provides exceptional holdover during GNSS interruptions. The DT-5151 is disciplined to 1ns RMS in phase, <10-12 in frequency with 24-hour Holdover of <1.5uS. The DT-5151 is available at 5, 8.192 or 10MHz and -20 to 70C.
Editorial Board
Editor-in-Chief
Dr. Hjalti Sigmarsson
University of Oklahoma, USA
Managing Editor
Dr. Tejinder Singh
Dell Technologies, Canada
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