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ISSCC 2022Session 22 · CRYO-CIRCUITS AND ULTRA-LOW POWER INTELLIGENT IOTPower Management

A Cryo-CMOS Controller IC with Fully Integrated Frequency Generators for Superconducting Qubits

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📋 论文概要

该论文实现了一款用于超导量子比特的低温CMOS控制器芯片,集成了完整的频率发生器。它能够在4K稀释制冷机环境中工作,以控制位于10mK的量子比特,解决了可扩展量子计算中的低温控制挑战。

💡 主要创新点

重要性
发表年份
ISSCC 2022

🏷 关键词

低温CMOS超导量子比特频率发生器量子控制器

📄 原文摘要

Extensive research on quantum mechanics in past decades has successfully paved the way towards the disruptive technology of quantum computing. A further step to the realization of a fault-tolerant scalable quantum computer is presenting challenges in the field of engineering. It necessitates a microsystem operating at 4K in a dilution refrigerator, which would be inevitable to control thousands or millions of qubits sitting at 10mK. There have been IC implementations of pulse modulators generating qubitcontrolling microwave signals [1-4]. The pulse modulation based on direct synthesis demonstrated feasibility of driving multiple qubits with frequency-division multiplexing (FDM) through one RF cable [1-3]. The first implementation of a full controller [1], which

👥 作者与机构

Kiseo Kang*, Donggyu Minn*, Seunghun Bae, Jaeho Lee, Seongun Bae,

Gichang Jung, Seokhyeong Kang, Moonjoo Lee, Ho-Jin Song, Jae-Yoon Sim Pohang University of Science and Technology, Pohang, Korea *Equally Credited Authors (ECAs)

分类:Power Management · 年份:ISSCC 2022