Results 131 to 140 of about 136,074 (335)

Dynamic spectrum allocation in orthogonal frequency-division multiplexing optical networks

open access: yes, 2014
Orthogonal frequency-division multiplexing has emerged as a technology that can meet the requirements of diverse, bandwidth-intensive applications envisioned in future optical networks.
Anwar Alyatama
semanticscholar   +1 more source

Mapping protein–protein interactions by mass spectrometry

open access: yesMass Spectrometry Reviews, EarlyView.
Abstract Protein–protein interactions (PPIs) are essential for numerous biological activities, including signal transduction, transcription control, and metabolism. They play a pivotal role in the organization and function of the proteome, and their perturbation is associated with various diseases, such as cancer, neurodegeneration, and infectious ...
Xiaonan Liu   +4 more
wiley   +1 more source

Orthogonal Frequency Division Multiplexing Modelling

open access: yes, 2021
This work is motivated by the need to understand the performance of Orthogonal Frequency Division Multiplexing (OFDM) and Filterbank Multicarrier (FBMC). Multicarrier techniques are widely being considered for the development of the telecommunication systems such as the Long Term Evolution (LTE) networks, 5th Generation (5G) and beyond.
openaire   +1 more source

Mass Spectrometry Structural Proteomics Enabled by Limited Proteolysis and Cross‐Linking

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The exploration of protein structure and function stands at the forefront of life science and represents an ever‐expanding focus in the development of proteomics. As mass spectrometry (MS) offers readout of protein conformational changes at both the protein and peptide levels, MS‐based structural proteomics is making significant strides in the
Haiyan Lu   +4 more
wiley   +1 more source

Carrier Frequency Offset Estimation for Orthogonal Frequency Division Multiplexing [PDF]

open access: yes, 2012
This thesis presents a novel method to solve the problem of estimating the carrier frequency set in an Orthogonal Frequency Division Multiplexing (OFDM) system. The approach is based on the minimization of the probability of symbol error.
Challakere, Nagaravind
core   +2 more sources

Extended GFDM Framework: OTFS and GFDM Comparison

open access: yes, 2018
Orthogonal time frequency space modulation (OTFS) has been recently proposed to achieve time and frequency diversity, especially in linear time-variant (LTV) channels with large Doppler frequencies.
Chafii, Marwa   +3 more
core   +1 more source

Microfluidic Systems in Cancer Diagnosis: Advancing Exosome and CTC Detection From Laboratory Research to Clinical Application

open access: yesNano Select, EarlyView.
Detection of cancer through the identification of EV markers and CTCs using microfluidic systems is rapidly advancing. These markers are typically identified from liquid biopsy samples, which offer a highly favorable alternative to traditional biopsy methods due to their non‐invasive nature.
Bahareh Valinezhad Saghezi   +2 more
wiley   +1 more source

The Performance of Orthogonal Wavelet Division Multiplexing (OWDM) in Flat Rayleigh Fading Channel

open access: yesJournal of Engineering and Sustainable Development, 2008
The aim of this paper is to investigate the effect of flat Rayleigh fading channel on the performance of the OWDM (Orthogonal Wavelet Division Multiplexing) system.
Fadel S. Hassen
doaj  

SQNR Improvement Enabled by Nonuniform DAC Output Levels for IM-DD OFDM Systems

open access: yesIEEE Photonics Journal, 2017
We propose and demonstrate via both simulation and experiment a scheme for a low-bit resolution digital-to-analog convertor (DAC) to improve the signal-to-quantification noise ratio (SQNR) of an intensity-modulated direct-detection (IM-DD) orthogonal ...
Jizong Peng   +6 more
doaj   +1 more source

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