Results 51 to 60 of about 25,986 (305)
The problem of simple periodic interference suppression in DS-SS (Direct Sequence Spread Spectrum) systems is considered. It can be solved using the method of phase-locked loop, transverse filters and adaptive arrays.
Ivan Miletić
doaj +1 more source
3D Printing Innovations in Polymeric Porous and Patterned Architecture
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil +13 more
wiley +1 more source
Phase jitter dynamics of first-order digital phase-locked loops with frequency-modulated input
IEEE International Symposium on Circuits and Systems (ISCAS), Seattle, USA, 18-21 May 2008Inherent to digital phase-locked loops is frequency quantization in the number-controlled oscillator which prevents the loop from locking exactly onto its reference
Tertinek, Stefan +5 more
core +1 more source
Sensorless control strategy of interior permanent magnet synchronous motor
To improve steady-state and dynamic performance of sensorless control of permanent magnet synchronous motor with medium and high speed, and solve the problem that traditional quadrature phase-locked loop can not operate effectively when the motor is ...
GU Mingyue, LIU Ya
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ABSTRACT Magnetogenetic deep brain stimulation (MG‐DBS) represents a wireless neuromodulation that has demonstrated long‐lasting behavioral benefits in Parkinson's disease models. However, the circuit‐level mechanisms underlying these therapeutic effects have remained uncharacterized due to limitations of conventional neural interfaces.
Jakyoung Lee +10 more
wiley +1 more source
Discrete Phase-Locked Loop Systems and Spreadsheets
This paper demonstrates the use of a spreadsheet in exploring non-linear difference equations that describe digital control systems used in radio engineering, communication and computer architecture. These systems, being the focus of intensive studies of
Sergei Abramovich +3 more
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Epidermal Patch Technologies for Integrated Healthcare and Infection Management
Epidermal patches have evolved from simple wound coverings into multifunctional, skin‐conformable platforms integrating drug delivery, biosensing, and therapeutic functionalities. This review highlights their material innovations, fabrication strategies, and intelligent designs, including hydrogels, microneedles, and flexible electronics, while ...
Yuqi Wang +7 more
wiley +1 more source
Bang-bang phase-locked loops (BBPLLs) are inherently nonlinear due to the hard nonlinearity introduced by the binary phase detector (BPD). This paper provides an exact statistical analysis of the steady-state timing jitter in a first order BBPLL when ...
Gleeson, James +5 more
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A Practicable Optoelectronic Oscillator with Ultra-Low Phase Noise
In this paper, an optoelectronic oscillator (OEO) with ultra-low phase noise and high stability based on the injection-locked and phase-locked loop is proposed.
Ziyue Zheng +6 more
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Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi +4 more
wiley +1 more source

