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Department of EECS, UC Irvine Samueli School of Engineering

High-speed Integrated
Electronics Laboratory

Pioneering mm-wave and terahertz electronic circuits and systems for next-generation sensing, imaging, and communications.

Designing the Future of High-Frequency Electronics

We design, implement, and test mm-wave and terahertz electronic circuits and systems, pushing the boundaries of what silicon can achieve.

Prof. Hamidreza Aghasi

Prof. Hamidreza Aghasi

Associate Professor, EECS

Building next-generation mm-wave and terahertz circuits that push silicon beyond its limits.

Cornell PhDNSF CAREER AwardIEEE Senior Member40+ Publications

mm-Wave & THz Circuits

Signal generation beyond transistor limits

Radar & Sensing

Vital signs, imaging, chemical detection

AI + Circuit Design

ML-driven layout-aware synthesis

Emerging Devices

Spin-logic, 2D materials, tunneling FETs

Our Fabricated Chips

A selection of integrated circuits designed and fabricated by the HIE Lab, from mm-wave radars to THz transmitters.

Research Highlights

Five active research thrusts spanning circuit innovation, system design, and computational intelligence.

FMCW + PMCW

Multi-Band mm-Wave Radars

FMCW and PMCW radar architectures that resolve range, angle, motion, and micro-motion through coherent target returns.

Explore Coherent Sensing

0.32–0.92 THz

Sub-THz & THz Power Generation

Breaking transistor frequency limits with Volterra-Weiner theory-based design methodology across MOSFET, BJT, HBT, and HEMT.

Explore Beyond fmax

Wide tuning

Wideband Signal Generation

Novel oscillator structures overcoming phase-noise degradation for mm-wave and THz communications and sensing.

Explore Low Phase Noise

Layout-aware

AI-Driven Analog/RF Design

Layout-aware ML pipelines, graph-based predictors, and attention-guided beam control for radar and circuit synthesis.

Explore ML + Hardware

Sub-60 mV/dec

Emerging Device Technologies

All-spin-logic smart detector cells and Janus 2D material tunneling FETs with sub-60 mV/dec switching.

Explore Device Physics

Latest News

Recent highlights and achievements from the HIE Lab.

  • Jun 2026All-van der Waals MoTe₂ transistor paper published in Applied Physics Letters (opens in a new tab)Publication
  • Oct 2025

    Hedayat's IEEE RWW paper among finalists for best student paper award

    Award
  • Sep 2025

    Xuyang successfully defends his Ph.D. dissertation

    Defense
  • Sep 2025

    IEEE Radar Conference paper top 5 nominated for best student paper award (Allen and Xuyang)

    Award
  • Jul 2025

    Mahdi presented two articles at IEEE APS 2025

    Conference
  • Apr 2025

    FALCON accepted to NeurIPS 2025

    Milestone
  • Feb 2025

    Xuyang's JSSC paper on phase-locked radar transceiver published

    Publication

Impactful Research Output

Our work is published in the most prestigious venues in electronics and computer science.

  • JSSC
  • ISSCC
  • NeurIPS
  • Nature Comm.
  • RFIC
  • ESSCIRC
  • TCAS
Browse All Publications

Join the HIE Lab

We are looking for passionate and talented researchers at all levels, from PhD and MS students to undergraduates, to push the boundaries of high-speed electronics.