Results 1 to 10 of about 36,961 (291)

Self-organized synchronization of digital phase-locked loops with delayed coupling in theory and experiment. [PDF]

open access: yesPLoS ONE, 2017
Self-organized synchronization occurs in a variety of natural and technical systems but has so far only attracted limited attention as an engineering principle. In distributed electronic systems, such as antenna arrays and multi-core processors, a common
Lucas Wetzel   +5 more
doaj   +2 more sources

A Review on Micro-Watts All-Digital Frequency Synthesizers [PDF]

open access: yesMicromachines
This paper reviews recent developments in highly integrated all-digital frequency synthesizers suitable to deploy in low-power internet-of-things (IoT) applications.
Venkadasamy Navaneethan   +4 more
doaj   +2 more sources

Low Power Clock Generator Design With CMOS Signaling

open access: yesIEEE Open Journal of the Solid-State Circuits Society, 2021
The requirements for computing with higher energy efficiency in the datacenter and for longer battery life in laptop computers, cell phones, and other IoT devices while increasing performance with higher frequency and more cores, drive the needs for more
Yongping Fan, Ian A. Young
doaj   +1 more source

A Single-Event-Hardened Scheme of Phase-Locked Loop Microsystems for Aerospace Applications

open access: yesMicromachines, 2022
In order to improve the ability of the phase-locked loop (PLL) microsystem applied in the aerospace environment to suppress the irradiation effect, this study presents an efficient charge pump hardened scheme by using the radiation-hardened-by-design ...
Qi Xiang, Hongxia Liu, Yulun Zhou
doaj   +1 more source

All‐digital built‐in self‐test scheme for charge‐pump phase‐locked loops

open access: yesIET Circuits, Devices and Systems, 2021
Charge‐pump phase‐locked loop (CP‐PLL) is widely used to generate timing signals in systems on chips (SoCs). However, the number of cores embedded in SoCs, the limited I/O port resources and the cost of external test equipment lead to the increase of ...
Lanhua Xia, Jifei Tang
doaj   +1 more source

Chimeras in digital phase-locked loops [PDF]

open access: yesChaos: An Interdisciplinary Journal of Nonlinear Science, 2019
Digital phase-locked loops (DPLLs) are nonlinear feedback-controlled systems that are widely used in electronic communication and signal processing applications. In most of the applications, they work in coupled mode; however, a vast amount of the studies on DPLLs concentrate on the dynamics of a single isolated unit.
Bishwajit Paul, Tanmoy Banerjee
openaire   +4 more sources

Digital phase-locked loops tracked by a relay sensor [PDF]

open access: yes, 1999
An optimal algorithm is presented for tracking the phase of a slowly modulating signal by means of digital sampling of its sign.
Bonnet, C., Partington, J.R., Sorine, M.
core   +1 more source

Frequency-Adaptive Modified Comb-Filter-Based Phase-Locked Loop for a Doubly-Fed Adjustable-Speed Pumped-Storage Hydropower Plant under Distorted Grid Conditions

open access: yesEnergies, 2017
The control system of a doubly-fed adjustable-speed pumped-storage hydropower plant needs phase-locked loops (PLLs) to obtain the phase angle of grid voltage.
Wei Luo, Jianguo Jiang, He Liu
doaj   +1 more source

Non-linear behaviour of charge-pump phase-locked loops [PDF]

open access: yesAdvances in Radio Science, 2010
The analysis of the mixed analogue and digital structure of charge-pump phase-locked loops (CP-PLL) is a challenge in modelling and simulation. In most cases the system is designed and characterized using its continuous linear model or its discrete ...
C. Wiegand, C. Hedayat, U. Hilleringmann
doaj   +1 more source

A Resolution Control Loop for TDC-Based Phase Detectors in ADPLLs

open access: yesIEEE Access, 2023
This paper proposes a resolution control loop that runs in background to control the time resolution of a mid-rise Time to Digital Converter (TDC) used as a phase detector in All-Digital Phase Locked Loops (ADPLLs).
Abdelrahman Habib   +2 more
doaj   +1 more source

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