Results 71 to 80 of about 148,748 (316)

Phase Locked Loop Test Methodology [PDF]

open access: yes, 2008
Phase locked loops are incorporated into almost every large-scale mixed signal and digital system on chip (SOC). Various types of PLL architectures exist including fully analogue, fully digital, semi-digital, and software based.
Burbidge, Martin, Richardson, Andrew
core  

Mechanoadaptation via Myosin Cytoplasmic Redistribution Protects Circulating Tumor Cells From Shear‐induced Death During Hematogenous Dissemination

open access: yesAdvanced Science, EarlyView.
This study investigates how CTCs survive varying shear stress during hematogenous metastasis. We uncover a self‐protection mechanism, by which non‐adherent CTCs adapt to high shearing milieu through accumulated cytoplasmic myosin‐mediated disruption of myosin‐actin binding, attenuating force transmission into chromatin to protect CTCs from shear ...
Cunyu Zhang   +10 more
wiley   +1 more source

Performance Improvement of Quasi-Type-1 PLL by using a Complex Notch Filter

open access: yesIEEE Access, 2016
The synchronous reference frame phase-locked loop (SRF-PLL) is widely used for synchronization applications. However, it suffers from a poor performance under unbalanced and distorted grid conditions.
Yunlu Li   +4 more
doaj   +1 more source

MAF-PLL With Phase-Lead Compensator [PDF]

open access: yesIEEE Transactions on Industrial Electronics, 2015
A basic approach to improve the filtering capability of a standard phase-locked loop (PLL) is to incorporate a moving average filter (MAF) into its control loop. This improvement, however, is at the cost of a slow transient response for the PLL, which is undesirable in most applications.
Saeed Golestan   +2 more
openaire   +2 more sources

Depletion of p75NTR in Schwann Cells Driven by Inflammation Mediates Cutaneous Pain in Psoriasis

open access: yesAdvanced Science, EarlyView.
Psoriasis‐like inflammation induces proliferation and molecular remodeling of cutaneous Schwann cells, marked by reduced p75NTR and increased NGF expression. IL‐17A promotes this process, whereas Schwann cell‐specific p75NTR overexpression alleviates cutaneous pain in vivo.
Yibo Wang   +9 more
wiley   +1 more source

Evaluation of cell-laden polyelectrolyte hydrogels incorporating poly(l-Lysine) for applications in cartilage tissue engineering [PDF]

open access: yes, 2016
To address the lack of reliable long-term solutions for cartilage injuries, strategies in tissue engineering are beginning to leverage developmental processes to spur tissue regeneration.
Clark, Elisa C.   +6 more
core   +1 more source

Temporal Interference Stimulation Enhances Neural Regeneration

open access: yesAdvanced Science, EarlyView.
Temporal interference (TI) stimulation is proposed as a non‐invasive approach to enhance neural regeneration in the deep brain. Theta‐band TI modulation selectively promotes neural progenitor cell differentiation in vitro and augments hippocampal neurogenesis in amouse model of Alzheimer's disease‐like amyloidosis.
Sofia Peressotti   +15 more
wiley   +1 more source

Performance Improvement of QPSK Signal Predetection EGC Diversity Receiver [PDF]

open access: yes, 2012
This paper proposes a modification of quadrature phase-shift-keying (QPSK) signal diversity reception with predetection equal gain combiner (EGC). The EGC combining is realized by using the constant modulus algorithm (CMA).
Dimitrijevic, B.   +3 more
core   +1 more source

Immobilization of Motile Bacterial Cells via Dip-pen Nanolithography [PDF]

open access: yes, 2010
A strategy to bind bacterial cells to surfaces in a directed fashion via dip-pen nanolithography (DPN) is presented. Cellular attachment to pre-designed DPN generated microarrays was found to be dependent on the shape and size of the surface feature ...
Holz, Richard C.   +2 more
core   +2 more sources

CMOS‐Integrated Synaptic Photoreceptor Chip Inspired by Insect Visual Processing

open access: yesAdvanced Science, EarlyView.
CMOS‐integrated Si QDs/ReS2 synaptic photoreceptor array mimics the parallel processing and wavelength‐selective strategy of insect vision. By combining intrinsic ultraviolet‐violet sensitivity with synaptic plasticity, the chip enables frontend sensory redundancy reduction without external filters, offering a scalable pathway toward lowpower ...
Jian Chai   +25 more
wiley   +1 more source

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