Results 31 to 40 of about 5,312 (258)

Study on Digital Phase-Locked Loop for Grid-connected Power Electronic Device

open access: yesKongzhi Yu Xinxi Jishu, 2012
As the grid-connected power electronic device has been widely applied, digital phase-locked loop (PLL) is becoming a key technology of such devices. An advanced digital SRF-PLL is applied based on the synchronous rotating reference frame, and the unified
WANG Baogui   +3 more
doaj  

Sub-parts Control Parameter Fitting Method of VSC Based on RTDS

open access: yes发电技术, 2020
Voltage source converter (VSC) is the main power electronic components of wind power, photovoltaic and converter stations. It's control mode and parameter setting have important influence on system operation.
Peng XU   +3 more
doaj   +1 more source

Soft Skins With Reversible Thickness Morphing: Materials, Mechanisms, and Applications

open access: yesAdvanced Materials, EarlyView.
Evolution of electronic skin (e‐skin) technologies toward adaptive, multifunctional soft skins. Phase I highlights early rigid and discrete sensory interfaces. Phase II shows the transition toward flexible, stretchable, and large‐area e‐skin. Phase III captures the emergence of computational e‐skin.
Oliver Ozioko   +2 more
wiley   +1 more source

Semidigital PLL Design for Low-Cost Low-Power Clock Generation

open access: yesJournal of Electrical and Computer Engineering, 2011
This paper describes recent semidigital architectures of the phase-locked loop (PLL) systems for low-cost low-power clock generation. With the absence of the time-to-digital converter (TDC), the semi-digital PLL (SDPLL) enables low-power linear phase ...
Ni Xu, Woogeun Rhee, Zhihua Wang
doaj   +1 more source

Sustainable and Multifunctional Natural Macromolecular Polymers for Aqueous Zn Metal Batteries

open access: yesAdvanced Materials, EarlyView.
We comprehensively review the structure‐function relationships and regulatory mechanism of natural macromolecular polymers in stabilizing zinc anodes at the microscopic and mesoscopic scales. The interactions among polymer structures, optimization strategies, and regulatory mechanisms are discussed systematically summarizing recent related research ...
Yunuo Shi   +13 more
wiley   +1 more source

Analog-digital systems of phase-locked loop

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
Considered the system digital phase-locked loop with a frequency synthesizer (the reference signal generator), implemented by analog circuits phase-locked.
S. A. Gankevich
doaj  

Maskless Fabrication of PLA‐Based Neural Arrays for CNS Recording and Stimulation

open access: yesAdvanced Materials Interfaces, EarlyView.
Biodegradable neural interfaces enable bidirectional communication with the CNS. Through electrochemical characterization, ageing tests with impedance monitoring, and in vivo validation, we assess the performance of PLA‐based epicortical and spinal implants.
Anna De Salvo   +14 more
wiley   +1 more source

Extended Lock Range Zero-Crossing Digital Phase-Locked Loop with Time Delay

open access: yesEURASIP Journal on Wireless Communications and Networking, 2005
The input frequency limit of the conventional zero-crossing digital phase-locked loop (ZCDPLL) is due to the operating time of the digital circuitry inside the feedback loop.
Nasir Qassim
doaj   +2 more sources

Carrier synchronisation in multiband carrierless amplitude and phase modulation for visible light communication‐based IoT systems

open access: yesIET Optoelectronics, 2023
The technical feasibility of developing an Internet of Things multi‐user communication system is evaluated based on a central digital multiband carrierless amplitude and phase transmitter, which broadcasts data on multiple channels for a number of low ...
Luís Rodrigues   +3 more
doaj   +1 more source

Harnessing Ultrafast Optical Pulses for 3D Microfabrication by Selective Tweezing and Immobilization of Colloidal Particles in an Integrated System

open access: yesAdvanced Photonics Research, Volume 6, Issue 5, May 2025.
Microfabrication using nano‐ to micron‐sized blocks has transformative potential for next‐gen electronics, optoelectronics, and materials. Traditional methods are limited by scalability and precision. STIC, a single‐laser system for precise colloid manipulation and immobilization using femtosecond lasers, is introduced that enables efficient 3D ...
Krishangi Krishna   +4 more
wiley   +1 more source

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