Zhongxia Simon He

2023

Leveraging Ris-Enabled Smart Signal Propagation for Solving Infeasible Localization Problems

Design of Chip-to-Waveguide Transition Centered at 220 GHz for sub-THz Packaging

Demonstration of Low-Complexity D-band Extension of Fiber X-haul for 5G and beyond Infrastructure

Modulator and Demodulator Solutions for Real-Time Communication Toward 100 Gb/s: Realtime Modem Solution towards 100 Gb/s

Scalable, Modular Feed-Forward Equalizer for Baseband Applications

Transmitter and Receiver for High Speed Polymer Microwave Fiber Communication at D-Band

2022

Millimeter-Wave Multi-Channel Backscatter Communication and Ranging with an FMCW Radar

2022

Demonstration of Flexible mmWave Digital Beamforming Transmitter using Sigma-Delta Radio-Over-Fiber Link

An MPSK Millimeter-Wave Point-to-Point Link With Radio Over Fiber Synchronous Baseband Receiver

2022

Substrateless Packaging for a D-Band MMIC Based on a Waveguide with a Glide-Symmetric EBG Hole Configuration

2022

Demonstration of Flexible mm-Wave Digital Beamforming Transmitter Using Sigma-Delta Radio-over-Fiber Link

2022

Non-Contact Detection of Vital Signs Based on Improved Adaptive EEMD Algorithm (July 2022)

A 40 Gbps QAM-16 communication link using a 130 nm SiGe BiCMOS process

Low-Cost mmWave Metallic Waveguide Based on Multilayer Integrated Vertical-EBG Structure and its Application to Slot Array Antenna Design

2022

Transmitter and Receiver Circuits for a High-Speed Polymer Fiber-Based PAM-4 Communication Link

2021

A Fully integrated D-band Direct-Conversion I/Q Transmitter and Receiver Chipset in SiGe BiCMOS Technology

All-Digital, Radio-over-Fiber, Communication Link Architecture for Time-Division Duplex Distributed Antenna Systems

Multi-Gigabit RF-DAC Based Duobinary/PAM-3 Modulator in 130 nm SiGe HBT

Ultra-Wide-Angle Bandpass Frequency Selective Surface

2021

Large-Signal Equivalent Circuit for Datacom VCSELs

A Static Frequency Divider in GaN HEMT Technology

2021

Automatic Distributed MIMO Testbed for beyond 5G Communication Experiments

High-performance UWB mmWave smart bowtie array antenna technology for 5G access and backhauling systems

2020

A 16 × 16-Element Slot Array Fed by Double-Layered Gap Waveguide Distribution Network at 160 GHz

D-band waveguide-to-microstrip transition implemented in eWLB packaging technology

2020

Variable High Precision Wide D-Band Phase Shifter

Micrometer Accuracy Phase Modulated Radar for Distance Measurement and Monitoring

OFDM Radar Range Accuracy Enhancement Using Fractional Fourier Transformation and Phase Analysis Techniques

A Compact PCB Gasket for Waveguide Leakage Suppression at 110-170 GHz

Coded Pilot Assisted Baseband Receiver for High Data Rate Millimeter-Wave Communications

A D-band Dual-Mode Dynamic Frequency Divider in 130nm SiGe Technology

2020

Integrated-EBG Ridge Waveguide and Its Application to an E-Band Waveguide 32×32 Slot Array Antenna

A Compact Mass-producible E-band Bandpass Filter Based on Multi-layer Waveguide Technology

Nongalvanic Generic Packaging Solution Demonstrated in a Fully Integrated D-Band Receiver

Effect of VCSEL Characteristics on Ultra-High Speed Sigma-Delta-Over-Fiber Communication Links

A power detector based on GaN high-electron-mobility transistors for a gigabit on–off keying demodulator at 90 GHz

Demonstration of +100-GHz Interconnects in eWLB Packaging Technology

D-band SiGe transceiver modules based on silicon-micromachined integration

Transimpedance amplifiers with 133 GHz bandwidth on 130 nm indium phosphide double heterojunction bipolar transistors

F-band Low-loss Tapered Slot Transition for Millimeter-wave System Packaging

A low-phase noise D-band signal source based on 130 nm SiGe BiCMOS and 0.15 mu m AlGaN/GaN HEMT technologies

2019

An E-band Compact Frequency Division Duplex Radio Front-end Based on Gap Waveguide Technology

Toward Industrial Exploitation of THz Frequencies: Integration of SiGe MMICs in Silicon-Micromachined Waveguide Systems

2019

Compact Integrated Full-Duplex Gap Waveguide-Based Radio Front End For Multi-Gbit/s Point-to-Point Backhaul Links at E-Band

AMCW Radar of Micrometer Accuracy Distance Measurement and Monitoring

A D-band communication transmitter module with a novel self-aligned microstrip line-to-waveguide transition

A Synchronous Baseband Receiver for High-Data-Rate Millimeter-Wave Communication Systems

Novel air-filled waveguide transmission line based on multilayer thin metal plates

A 90-140 GHz, High Power Frequency Source Packaged in a Self-aligned Waveguide Module

A Terahertz-wave Double-Band Transition from Substrate Integrated Waveguide to Rectangular Waveguide for InP MMIC

Multi-functional D-band I/Q modulator/demodulator MMICs in SiGe BiCMOS technology

A 140 GHz Transmitter with an Integrated Chip-to-Waveguide Transition using 130nm SiGe BiCMOS Process

Influence of White LO Noise on Wideband Communication

2018

PCB Based UWB mm-Wave Smart Capped Bowtie Array for 5G Communication Systems

A 110-to-147 GHz Frequency Sixtupler in a 130 nm Sige Bicmos Technology

Spectrum Efficient D-band Communication Link for Real-time Multi-gigabit Wireless Transmission

2018

Large-Signal Circuit Model for Datacom VCSELs

8-PSK Upconverting Transmitter Using E-band Frequency Sextupler

Large-signal circuit model for datacom VCSELs (Ulm)

Multifunction MMICs for high datarate wireless and optical communication based on state-of-The-Art InP DHBT and SiGe BiCMOS processes

A RF-DAC based 40 Gbps PAM Modulator with 1.2 pJ/bit Energy Efficiency at Millimeterwave Band

A Low-loss D-band Chip-to-Waveguide Transition Using Unilateral Fin-line Structure

A Cost-effective D-band Multi-layer Rectangular Waveguide Transmission Line Based on Glide-Symmetric EBG Structure

A +14.2 dBm, 90–140 GHz Wideband Frequency Tripler in 250-nm InP DHBT Technology

Low-cost D-band Waveguide Transition on LCP Substrate

D-band MMIC design for high datarate wireless and wire-bound communication based on state-of-the-art InP DHBT and SiGe BiCMOS processes

Tunable Equalizer for 64 Gbps data communication systems in 130nm SiGe

A W-band MMIC Resistive Mixer Based on Epitaxial Graphene FET

Spiral Constellation for Hardware-Efficient Millimeter Wave Radio Realization

2017

A Non-galvanic D-band MMIC-to-Waveguide Transition Using eWLB Packaging Technology

Generation of multi-Gigabit/s OFDM signals at W-band with a graphene FET MMIC mixer

Differential common base TIA with 56 dB Ohm gain and 45 GHz bandwidth in 130 nm SiGe

2017

High speed optical interconnects with 850 nm VCSELs and advanced modulation formats

2017

Optoelectronics Enabled Dense Patch Antenna Array for Future 5G Cellular Applications

A 100-145 GHz Area-Efficient Power Amplifier in a 130 nm SiGe Technology

A 100–140 GHz SiGe-BiCMOS sub-harmonic down-converter mixer

Ultra-broadband common collector-cascode 4-cell distributed amplifier in 250nm InP HBT technology with over 200 GHz bandwidth

2017

Wafer scale millimeter-wave integrated circuits based on epitaxial graphene in high data rate communication

Does LO Noise Floor Limit Performance in Multi-Gigabit Millimeter-Wave Communication?

An 8 Gbps E-band QAM Transmitter Using Symbol-based Outphasing Power Combining Technique

Silicon Taper Based D-Band Chip to Waveguide Interconnect for Millimeter-Wave Systems

D-band Waveguide Transition Based on Linearly Tapered Slot Antenna

Design and Analysis of a Wideband Gilbert Cell VGA in 0.25 um InP DHBT Technology With DC-40-GHz Frequency Response

Balanced active frequency multipliers in D and G bands using 250nm InP DHBT technology

Experimental Verification of Phase Noise Robust Spiral Constellation for THz and Optical Communication

A direct carrier I/Q modulator for high-speed communication at D-band using 130nm SiGe BiCMOS technology

Graphene FET Gigabit On-Off Keying Demodulator at 96 GHz

A D-Band 48-Gbit/s 64-QAM/QPSK Direct-Conversion I/Q Transceiver Chipset

An Energy Efficient 56 Gbps PAM-4 VCSEL Transmitter Enabled by a 100 Gbps Driver in 0.25 µm InP DHBT Technology

A 40 Gbps DQPSK Modem for Millimeter-wave Communications

A Hardware Efficient Implementation of a Digital Baseband Receiver for High-Capacity Millimeter-Wave Radios

A 15-Gb/s 8-PSK Demodulator With Comparator-Based Carrier Synchronization

A 12 Gbps Analog QPSK baseband receiver based on Injection-locked VCO

Metod och arrangemang för bärvågsåtertagning

A data-rate adaptable modem solution for millimeter-wave wireless fronthaul networks

A highly integrated chipset for 40 Gbps wireless D-band communication based on a 250 nm InP DHBT technology

Development of a Time Domain Microwave System for Medical Diagnostics

An arrangement and a method for carrier signal recovery

A METHOD AND ARRANGEMENT FOR CARRIER RECOVERY

Resource efficient implementation of a 10Gb/s radio receiver baseband in FPGA

En Anordning och ett förfarande för återhämtning at bärvågssignaler

2013

High Datarate Solutions for Next Generation Wireless Communication

AN ARRANGEMENT AND A METHOD FOR CARRIER SIGNAL RECOVERY

A transmitter and a corresponding receiver

A 14 Gbps On-/Off- Keying Modulator in GaAs HBT Technology

10 Gbps 16QAM transmission over a 70/80 GHz (E-band) radio test-bed

Low-Profile 77-GHz Lens Antenna With Array Feeder

An FPGA-based 5Gbit/s D-QPSK modem for E-band point-to-point radios

2011

Hardware Solutions for High Data Rate Modems

An FPGA-based 5 Gbit/s D-QPSK modem for E-band point-to-point radios

An NLOS-capable 60 GHz MIMO demonstrator: System concept & performance

A novel FPGA-based 2.5Gbps DQPSK modem for high capacity microwave radios

Power detectors and envelope detectors in mHEMT MMIC-technology for millimeterwave applications

A Novel FPGA-based 2.5Gbps D-QPSK Modem for High Capacity Microwave Radios