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Georgia Tech Electronics and Micro-System Lab (GEMS)
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Research Highlights


· Wireless systems for massive MIMO, ultra reliable low latency communications (URLLC), sensing, full-duplex, fiber-wireless, and hardware security

 

 

Selected publications:

 

· Broadband and energy-efficient RF/mm-Wave/THz integrated circuits and systems for beyond-5G and 6G communication and sensing

Example publications:

  • T. Huang, N. S. Mannem, S. Li, H. Wang, "A 35-100GHz Continuous Mode Coupler Balun Doherty Power Amplifier with Differential Complex Neutralization in 250nm InP," Proc. IEEE International Microwave Symposium (IMS), Jun. 2021. --- 2021 IEEE IMS Conference Best Student Paper Award finalist.
  • N. S. Mannem, T. Huang, and H. Wang, "Broadband Active Load Modulation Power Amplification Using Coupled-Line Baluns: A Multi-Frequency Role-Exchange Coupler Doherty Amplifier Architecture," IEEE J. of Solid-State Circuits, 2021.
  • T. Huang, N. S. Mannem, D. Jung, and H. Wang, "A 26-60GHz Continuous Marchand Doherty Linear Power Amplifier for Over-An-Octave Back-Off Efficiency Enhancement," IEEE International Solid-State Circuits Conference (ISSCC) Dig. Tech. Papers, Feb. 2021.
  • E. Garay and H. Wang, "A Low-Supply-Voltage Mm-Wave Power Amplifier for 5G Communication Using a Dual-Drive Topology Exhibiting a Maximum PAE of 50% and Maximum DE of 60% at 30GHz" accepted and to appear in IEEE International Solid-State Circuits Conference (ISSCC) Dig. Tech. Papers, Feb. 2021.
  • S. Li, M. Huang, D. Jung, T. Huang, and H. Wang, "A Mm-Wave Current-Mode Inverse Outphasing Transmitter Front-End: A Circuit Duality of Conventional Voltage-Mode Outphasing," IEEE J. of Solid-State Circuits, 2020.
  • N. S. Mannem, M. Huang, T. Huang, and H. Wang, "A Reconfigurable Hybrid Series/Parallel Doherty Power Amplifier with Antenna VSWR Resilient Performance for MIMO Arrays," IEEE J. of Solid-State Circuits, 2020.
  • H. Nguyen and H. Wang, "A Coupler-Based Differential Mm-Wave Doherty Power Amplifier with Impedance Inverting and Scaling Baluns," IEEE J. of Solid-State Circuits, vol. 55, no. 5, pp. 1212 - 1223, May 2020.
  • F. Wang, T. Li, S. Hu, and H. Wang, "A Super-Resolution Mixed-Signal Doherty Power Amplifier for Simultaneous Linearity and Efficiency Enhancement," IEEE J. of Solid-State Circuits, vol. 54, no. 12, pp. 3421 - 3436, Dec. 2019.
  • S. Hu, F. Wang, and H. Wang, "A 28/37/39-GHz Linear Doherty Power Amplifier in Silicon for 5G Applications," IEEE J. of Solid-State Circuits, vol. 54, no. 6, pp. 1586 - 1599, Jun. 2019.

Example publications:

 

· Novel electromagnetic structures for antenna-electronics co-design, filters, beam formers, and mode-formers

Selected publications:

 

· Artificial Intelligence (AI) assisted fast reconfiguration and autonomous adaptation of RF/mm-Wave circuits and systems

Selected publications:

 

· Rapid end-to-end synthesis of electromagnetic structures and RF/mm-Wave circuits based on Machine Learning (ML) methods

Selected publications:

  • D. Munzer, S. Er, M. Chen, Y. Li, N. S. Mannem, T. Zhao, H. Wang, "Residual Network Based Direct Synthesis of EM Structures: A Study on One-to-One Transformers," Proc. IEEE Radio Frequency Integrated Circuits (RFIC), Aug. 2020.
  • S. Er, E. Liu, M. Chen, Y. Li, Y. Liu, T. Zhao, H. Wang, "Deep Learning Assisted End-to-End Synthesis of mm-Wave Passive Networks with 3D EM Structures: A Study on A Transformer-Based Matching Network," accepted and to appear in Proc. IEEE International Microwave Symposium (IMS), Jun. 2021. --- 2021 IEEE IMS Conference Best Student Paper Award finalist.
 

· Multimodal sensors/actuators and interface circuits for cellular and molecular screening, manipulation, point-of-care (PoC) testing, and implantable devices

Selected publications:

 

· Electronics-biology interfaces including material properties, post-CMOS processing, microfluidics, and biocompatible packaging

Selected publications:

 

Last revised on Feb 5th, 2021