A harmonic-mixing PLL architecture for millimeter-wave application

D Yang, D Murphy, H Darabi, A Behzad… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
A low-noise synthesizer design in the millimeter-wave (mm-wave) range is complicated by
the invariably large closed-loop gain and the high operation frequency of the voltage …

Reduction of inductive crosstalk using quadrupole inductors

A Poon, A Chang, H Samavati… - IEEE Journal of Solid …, 2009 - ieeexplore.ieee.org
Interference due to inductor crosstalk is a growing concern in modern RFICs where
inductors are placed in close proximity. A quadrupole inductor is explored as a method to …

An on-site harmonic noise cancellation antenna with a multinode loop for magnetic resonance sounding measurement

P Wang, J Zhu, H Wang, T Lin - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Magnetic resonance sounding (MRS) is a geophysical method to detect aquifers directly in
the earth's magnetic field, which offers the benefit to evaluate groundwater qualitatively and …

A 4.4-GHz 193.2-dB FoM 8-shaped-inductor based LC-VCO using orthogonal-coupled triple-coil transformer

Y Sun, W Deng, H Jia, Z Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A 4.2-to-4.6 GHz 8-shaped-inductor based LC-VCO with an orthogonal-coupled triple-coil
transformer is presented in this brief. The orthogonal-coupled triple-coil transformer is …

Low-Power and Low-Phase-Noise -Enhanced Current-Reuse Differential Colpitts VCO

KW Cheng, SK Chang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
A Colpitts voltage-controlled oscillator (VCO) is presented for low-power and low-phase-
noise applications. The current efficiency of the proposed VCO is improved through g m …

Figure 8 balun

PB Leong, HX Loo - US Patent 8,791,769, 2014 - Google Patents
BACKGROUND Unless otherwise indicated herein, the approaches described in the
background section of the instant application are not prior art to the claims in the application …

A power-combined switched-capacitor power amplifier in 90nm CMOS

SM Yoo, JS Walling, EC Woo… - 2011 IEEE Radio …, 2011 - ieeexplore.ieee.org
A digitally-controlled switched-capacitor RF power amplifier (SCPA) is implemented with a
transformer-based power-combiner in 90nm CMOS. The individual SCPA cores can be …

An ultracompact 9.4–14.8-GHz transformer-based fractional-N all-digital PLL in 40-nm CMOS

A Ximenes, G Vlachogiannakis… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we apply various area reduction techniques on an inductor–capacitor (LC)-
tank oscillator in order to make its size comparable to that of ring oscillators (ROs), while still …

Experimental investigation of multi‐path and metal‐stacking structure for 8‐shape on‐chip inductors on standard CMOS

W Zou, D Chen, W Peng, Y Zeng - Electronics letters, 2016 - Wiley Online Library
An experimental investigation reports on the effectiveness of multi‐path and metal‐stacking
structure in regard to quality factor improvement for on‐chip 8‐shaped inductors on standard …

Pseudo-8-shaped inductor

W Yan, HAN Hongzheng, Z Liu, Z Xiong… - US Patent 9,697,938, 2017 - Google Patents
Aspects of the disclosure provide a device that includes a first inductor. The first inductor
includes a first coil portion having more than one turn that defines a first enclosed area and a …