This brief overviews the development of high-performance single-core voltage-controlled
oscillators (VCOs) employing a multi-LC tank over the past two decades. From the circuit …

A deep understanding of how to reduce flicker phase noise (PN) in oscillators is critical in
supporting ultra-low PN frequency generation for the advanced communications and other …

Building a large-scale quantum computer requires the co-optimization of both the quantum
bits (qubits) and their control electronics. By operating the CMOS control circuits at cryogenic …

For the non-stop demands for a better and smarter society, the number of electronic devices
keeps increasing exponentially; and the computation power, communication data rate, smart …

Over the past decade, significant progress in quantum technologies has been made, and
hence, engineering of these systems has become an important research area. Many …

This article presents the first cryogenic phase-locked loop (PLL) operating at 4.2 K. The PLL
is designed for the control system of scalable quantum computers. The specifications of PLL …

In this article, a cryo-CMOS receiver integrated with a frequency synthesizer for scalable
multiplexed readout of qubits is presented, focusing on radio frequency (RF) reflectometry …

Quantum computers have been heralded as a novel paradigm for the solution of today's
intractable problems, whereas the core principles of quantum computation are …

This article presents a low-jitter and low-spur charge-sampling phase-locked loop (CSPLL).
A charge-domain sub-sampling phase detector is introduced to achieve a high phase …

This article presents a 4-to-5GHz LC oscillator operating at 4.2 K for quantum computing
applications. The phase noise (PN) specification of the oscillator is derived based on the …