RESEARCH FIELDS
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1. Cyrogenic RF Circuits for Quantum Computing
1. Cyrogenic RF Circuits for Quantum Computing
We are interested in Cyrogenic circuits (Quantum Controller/Readout IC) for quantum computing applications.
Cyrogenics
Quantum Computing
Cyrogenic circuits
Topic 1 : Quantum Controller / Readout Integrated Circuit
2. Microwave Circuit and Systems
2. Microwave Circuit and Systems
We are interested in RF transceivers for future communications such as 5G, 6G and etc.
High Speed Communication System
MIMO System(Dual Polarization, OAM etc.)
Broadband System
Topic 2 : millimeter-wave High Speed Communication System
rESEARCH HIGHLIGHT : 20 Gbps+ short range high speed communication SYSTEM demo
rESEARCH HIGHLIGHT : 20 Gbps+ short range high speed communication SYSTEM demo
20 Gbps data was successfully demonstrated using QPSK / 16QAM Modulation. (~10^-6 BER)
120GHz sub-THz Carrier Freq.
5cm Short Distance
Off-chip Vivaldi Antenna
40nm CMOS Process
JSSC 2021, IOTJ 2023
rESEARCH HIGHLIGHT : 120-ghZ POLARIZATION control demo
rESEARCH HIGHLIGHT : 120-ghZ POLARIZATION control demo
Measurement Setup
Normalized Conv. Gain for Dynamic Pol.
Pol. Ctrl is successfully demonstrated for 120GHz Tx.
20Gbps was demonstrated for arbitrary polarization.
High Isolated Dual Pol. Antenna
40nm CMOS, 3cm Distance.
TAP 2024
Communication Experiment
20Gbps Eye Diagram
QPSK(left), 16 QAM(right)
20Gbps Eye Diagram
QPSK(left), 16 QAM(right)
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