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Iizuka Lab
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The lab designs integrated circuit systems that combine digital and analog technologies.
AboutAbout the lab
Making circuit design a science, for high-performance systems.
The Iizuka Lab studies integrated circuit systems that combine digital and analog technologies.
Using extremely scaled semiconductor process technologies, where design becomes increasingly complex, the lab investigates how circuits should best be built.
Based on theory and analysis, the lab clarifies guidelines for optimal design.
The lab aims to realize high-performance integrated circuit systems for applications such as communications, IoT, and AI.
Key terms
- Integrated circuit
- An electronic circuit that packs many transistors onto a single semiconductor chip
- Millimeter wave
- Radio waves with wavelengths on the order of a millimeter. They are used in high-speed wireless communication that can take advantage of wide bandwidths
- Analog-to-digital converter
- A circuit that converts continuously varying electrical signals into sequences of numerical values that computers can process
NewsLab news
A doctoral student received the Symp. VLSI Best Student Paper Award
Prof. Iizuka was selected as an IEEE SSCS Outstanding Reviewer
A doctoral student received the IEEE SSCS Student Travel Grant Award
A doctoral student received the IEEE EDS Student Award
A doctoral student received the d.lab-VDEC Design Award
ResearchResearch themes
The lab studies integrated circuit systems that combine digital and analog technologies, using extremely scaled semiconductor process technologies where design becomes increasingly complex. Focusing on integrated circuit design techniques, the lab aims to clarify optimal design guidelines based on theory and analysis.
*Illustrative imageMillimeter-Wave Integrated Circuit Technology
To enable wideband, efficient communication technologies, the lab works on the design and optimization of a variety of millimeter-wave analog circuits implemented as integrated circuits.
*Illustrative imageDesign of High-Performance Analog Integrated Circuits
Focusing on analog-to-digital converters and phase-locked loops, which have a wide range of applications, the lab clarifies optimal design guidelines for them and pursues even higher performance.
*Illustrative imageDesign Automation for Analog Circuits
To reduce the burden of designing analog integrated circuits, the lab studies design automation methods that incorporate digital circuit design flows.
*Illustrative imageImproving Performance by Exploiting Time Resolution
This research exploits the finer time-domain resolution made possible by advanced device technologies to improve the performance and efficiency of integrated circuits and connect them to a variety of applications.
MembersFaculty
The members of the Iizuka Lab consist of faculty, project researchers, project professional staff, and doctoral, master's, and undergraduate students.As of 2026
- ProfessorTetsuya IizukaPublications ↗
- Project LecturerKoji Asami
- Assistant ProfessorZolboo ByambadorjPublications ↗
- Assistant ProfessorYuto MiyatakePublications ↗
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “07R01” Mister rf / CC BY-SA 4.0 (cropped)
- Millimeter-Wave Integrated Circuit Technology: “DSC03185 Base Station, Niederung Leoben, 2026-02” Aciarium / CC BY 4.0 (cropped)
- Design of High-Performance Analog Integrated Circuits: “ΜA791KC die” Mister rf / CC BY-SA 4.0 (cropped)
- Design Automation for Analog Circuits: “Inverter Layout - Magic” Jovianeye / CC BY-SA 3.0 (cropped)
- Improving Performance by Exploiting Time Resolution: “TDC 16 CH PCB” Gfabio87 / CC BY-SA 4.0 (cropped)
- Related lab (Kosuge Lab (Klab)): “Intel@14nm@Skylake@Skylake-SP(XCC)@Xeon(ES)@QJW5 DSCx8 poly@20x - Flickr - FritzchensFritz” Fritzchens Fritz from Berlin / CC0 (cropped)
- Related lab (Takeuchi Lab): “Datacenter Server Racks ( )” Carl Lender / CC BY 2.0 (cropped)
- Related lab (Ikeda Lab): “Silicon chip from a computer laser mouse under a microscope 50х” Original: Alexander Klepnev Derivative work: IamMM / CC BY-SA 4.0 (cropped)
- Related lab (Kawahara Lab): “Printed flexible electronics ( )” Oak Ridge National Laboratory / CC BY 2.0 (cropped)
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