Results 121 to 130 of about 1,216,491 (294)

Investigation of Nonlinear Distortion of RF Amplifiers for 5G FR1 Full Duplex Networks

open access: yes
Тhis paper presents an investigation of the nonlinear distortion of RF amplifiers for 5G FR1 full duplex applications. Simulation-based spectra of 10 MHz, 50 MHz and 100 MHz 16QAM waveforms at the input and output of the amplifier (Mini-Circuits ZHL ...
Budimir, D., Kasule, M.
core   +1 more source

Predicting weld distortion in the design of automotive components [PDF]

open access: yes, 2007
This project was set up in order to investigate whether it may be valid to use a simplified approach to weld distortion prediction in order to make an assessment of the distortions occurring in a welded structure.
O'Brien, Roger William
core  

Nonlinear distortion of travelling waves in variable-area ducts with entropy gradients

open access: yes, 2003
This paper presents the effects of variable-area ducts and axial temperature gradients on the nonlinear distortion of a travelling wave. Quasi-one-dimensional continuity, momentum and energy equations for isentropic flow are solved using a wave front ...
Tyagi, Manav, Sujith, R. I.
core   +1 more source

Review of Inorganic Separator Engineering for Next‐Generation Lithium–Sulfur Batteries: Compromise or Cornerstone?

open access: yesAdvanced Materials, EarlyView.
Inorganic compound‐modified separators transform lithium–sulfur batteries from passive polysulfide confinement to active reaction‐pathway regulation. A Practical Relevance Index (PRI)‐guided framework bridges interfacial chemistry of inorganic separators with practical constraints, establishing unified design principles for scalable, high‐energy ...
Yuting Qin   +7 more
wiley   +1 more source

The Measurement of Nonlinear Distortion Using Broadband Noise

open access: yesArchives of Acoustics, 2008
The method of measurement of nonlinear distortions in loudspeakers using digital filters has been presented. Using MATLAB software packet developed by MathWorks it is possible to design necessary filters.
Andrzej DOBRUCKI,, Rafał SICZEK
doaj  

A review on the mechanism of high repetition rate pulse interference on the RF front-end of GNSS receivers

open access: yesFrontiers in Physics
With the rapid advancement of pulse technology, given the extraordinarily high repetition frequency of high-repetition pulse interference, with pulse widths typically ranging from a few nanoseconds to several hundred nanoseconds, it possesses ultra ...
Yili Song   +10 more
doaj   +1 more source

Analog Tensor Processing With Carbon Nanotube In‐Memory Matrix Multiplications for Edge Computer Vision Acceleration

open access: yesAdvanced Materials, EarlyView.
This work prototypes a carbon nanotube‐based analog tensor core that performs in‐memory, parallel visual processing. Integrating non‐volatile memories and compact circuits, the core enables high‐speed analog matrix multiplications and can demonstrate accurate three dimensional (3D) spatial transformation and edge detection. With lightweight design, the
Jingfang Pei   +11 more
wiley   +1 more source

Artificial Intelligence Meets Micro/Nanorobotics

open access: yesAdvanced Materials, EarlyView.
Artificial intelligence is transforming micro‐ and nanorobots from externally controlled, task‐specific machines into adaptive, autonomous systems. Machine learning, multimodal perception, digital twins, AI‐guided materials and geometry design enhance propulsion, localization, decision‐making, whichaccelerates clinical and environmental applications ...
Fatma M. Yurtsever   +6 more
wiley   +1 more source

A Spatial Sigma-Delta Approach to Mitigation of Power Amplifier Distortions in Massive MIMO Downlink

open access: yesIEEE Open Journal of Signal Processing
In massive multiple-input multiple-output (MIMO) downlink systems, the physical implementation of the base stations (BSs) requires the use of cheap and power-efficient power amplifiers (PAs) to avoid high hardware cost and high power consumption. However,
Yatao Liu, Mingjie Shao, Wing-Kin Ma
doaj   +1 more source

Moiré‐Induced Symmetry Breaking of Charge Order in van der Waals Heterostructures

open access: yesAdvanced Materials, EarlyView.
A uniaxial moiré potential in misfit (MS)1+δTaS2 heterostructures selectively reshape charge order: the embedded 1H‐TaS2 layer hosts an incommensurate charge‐density wave, fragmented into nanometer domains and stripped of threefold symmetry. Superconductivity, however, remains uniform and fully gapped, revealing heterosymmetry stacking as a selective ...
Sandra Sajan   +12 more
wiley   +1 more source

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