Cryogenic-aware forward body biasing in bulk CMOS

RWJ Overwater, M Babaie… - IEEE Electron Device …, 2023 - ieeexplore.ieee.org
Cryogenic CMOS (cryo-CMOS) circuits are often hindered by the cryogenic threshold-
voltage increase. To mitigate such an increase, a forward body biasing (FBB) technique in …

[HTML][HTML] Cryo-CMOS modeling and a 600 MHz cryogenic clock generator for quantum computing applications

Q Xue, Y Zhang, M Wen, X Zhai, Y Chen, T Lu, C Luo… - Chip, 2023 - Elsevier
The development of large-scale quantum computing has boosted an urgent desire for the
advancement of cryogenic CMOS (cryo-CMOS), which is a promising scalable solution for …

A Cryo-CMOS SAR ADC With FIA Sampling Driver Enabled by Cryogenic-Aware Back-Biasing

G Kiene, RWJ Overwater, M Babaie… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper presents a floating inverter amplifier (FIA) that performs high-linearity
amplification and sampling while driving a time-interleaved (TI) SAR ADC, operating from …

A 40 nm Cryo-CMOS Homodyne-Demodulation Readout SoC for Superconducting Qubits

D Minn, K Kang, J Lee, S Bae, B Kim… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper presents a cryo-CMOS readout SoC based on a homodyne demodulation
architecture with an integrating receiver. The homodyne receiver module for each qubit …

Cryo-CMOS Dual-Qubit Homodyne Reflectometer Array With Degenerate Parametric Amplification

Y Geng, H Lin, B Wang, C Wang - IEEE Journal of Solid-State …, 2024 - ieeexplore.ieee.org
In quantum computers, the quantum state discrimination of the physical quantum bits
(Qubits) occupies~ 80% of the quantum error correction (QEC) cycle. The RF reflectometry …

A 7-10b Programmable Cryo-CMOS TI-SAR ADC for Multichannel Qubit Readout with On-Chip Background Inter-Channel Mismatch Calibrations

J Lee, K Kang, D Minn, JY Sim - ESSCIRC 2023-IEEE 49th …, 2023 - ieeexplore.ieee.org
This paper presents a cryo-CMOS dynamic-precision time-interleaved (TI) SAR ADC for
FDM-based qubit readout. The ADC includes on-chip background calibration engines to …

A Cryo-CMOS 10-bit 60-MS/s SAR ADC with common-mode variation suppression switching scheme and gain boosting dynamic comparator

CW Pai, K Uchida, M Tada, H Ishikuro - Microelectronics Journal, 2024 - Elsevier
This paper presents a 10-bit 60-MS/s SAR ADC using an energy-efficient common-mode
variation suppression (CMVS) switching scheme. The proposed CMVS switching scheme …

Investigation of long channel bulk MOSFETs threshold voltage model down to 10 mK and key analog parameters at 4 K

H Su, Y Cai, Y Lin, Y Xie, Y Mai, S Zhou… - … Journal of Numerical …, 2024 - Wiley Online Library
Threshold voltage behavior at cryogenic temperatures is dominated by interface traps. This
mechanism leads to different trends of the threshold voltage for NMOS and PMOS toward …

Impact of Self-Heating in 5nm FinFETs at Cryogenic Temperatures for Reliable Quantum Computing: Device-Circuit Interaction

SS Parihar, G Pahwa, YS Chauhan… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
Cryogenic Complementary Metal Oxide Semiconductor (CMOS) circuitry is inevitable to
drive and read out qubits for the realization of scalable Quantum Computers (QCs). Analog …

A 10 MS/s 12-bit Cryogenic SAR ADC in 22nm FD SOI for Quantum Computing

J Zhao, Z Li, Y Qing, Q Ma, C Wang… - 2024 22nd IEEE …, 2024 - ieeexplore.ieee.org
This paper presents a 12-bit cryogenic successive-approximation (SAR) ADC designed in
22nm FD SOI technology for quantum computing. An auto-zeroing technique and dual …