Results 41 to 50 of about 20,323 (302)

Integrated Circuit Signal Generation and Detection Techniques for Microwave and Sub-Millimeter Wave Signals [PDF]

open access: yes, 2012
The unabated reduction of device feature sizes in semiconductor processes, particularly in complementary metal-oxide semiconductor (CMOS) processes, has served as the enabling factor behind integrated electronic systems of ever increasing complexity and ...
Bohn, Florian
core   +1 more source

Toward Tunable Magnetic Dirac Semimetals: Mn Doping of Cd3As2

open access: yesAdvanced Functional Materials, EarlyView.
Dilute magnetic doping of topological semimetals offers a pathway to tune the topological phase via time reversal symmetry breaking. This is achieved by alloying the Dirac semimetal Cd3As2 with Mn via molecular beam epitaxy. Magnetotransport measurements provide preliminary evidence of changes to the electronic structure consistent with the emergence ...
Anthony D. Rice   +10 more
wiley   +1 more source

Linearized discrete-time model of higher order charge-pump PLLs

open access: yes, 2011
European Conference on Circuit Theory and Design (ECCTD), Linkoping, Sweden, 29-31 August, 2011In this paper, we derive linearized discrete-time models of higher order Charge-Pump Phase-Locked Loops (CPPLLs).
Paul F. Curran   +5 more
core   +2 more sources

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Synchronization in networks of mutually delay-coupled phase-locked loops

open access: yesNew Journal of Physics, 2014
Electronic components that perform tasks in a concerted way rely on a common time reference. For instance, parallel computing demands synchronous clocking of multiple cores or processors to reliably carry out joint computations.
Alexandros Pollakis   +5 more
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

Combined effect of loop delay and reference clock jitter in first-order digital bang-bang phase-locked loops

open access: yes, 2009
Paper presented at the IEEE International Symposium on Circuits and Systems (ISCAS), Taipei, Taiwan, 24-27 May 2009Recently, several digital phase-locked loops (DPLLs) have been demonstrated to achieve the jitter performance of traditional charge-pump ...
Tertinek, Stefan   +3 more
core   +2 more sources

Time‐Resolved Magnetization Switching Dynamics Driven by Orbital Torques

open access: yesAdvanced Functional Materials, EarlyView.
Du et al. reveal nanosecond magnetization switching driven by orbital currents using time‐resolved Hall detection. The measurements separate domain nucleation from domain wall propagation and show that Joule heating strongly assists switching by lowering energy barriers.
Ao Du   +4 more
wiley   +1 more source

A High Resolution Vernier Digital-to-Time Converter Implemented with 65 nm FPGA

open access: yesApplied Sciences, 2019
In this paper, a digital-to-time converter (DTC) based on the three delay lines (3D) Vernier principle is proposed and implemented with field programmable gate arrays (FPGAs).
Chenggang Yan, Chen Hu, Jianhui Wu
doaj   +1 more source

Overview of SOGI-Based Single-Phase Phase-Locked Loops for Grid Synchronization Under Complex Grid Conditions

open access: yesIEEE Access, 2021
Synchronization is the key part to ensure the high performance of grid-connected systems. Phase-locked loop (PLL) is one of the most popular synchronizations due to its simple implementation and robustness under certain grid variations.
Jinming Xu   +4 more
doaj   +1 more source

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