Results 81 to 90 of about 797 (174)

Gaussian-Distributed Spread-Spectrum for Covert Communications. [PDF]

open access: yesSensors (Basel), 2023
Shakeel I, Hilliard J, Zhang W, Rice M.
europepmc   +1 more source

Direct-Sequence Spread Spectrum with Signal Space Diversity for High Resistance to Jamming

open access: yes, 2021
International audienceJamming attacks can severely limit wireless networks availability and can cause serious damage, in particular for tactical applications.
Oudomsack, Pierre   +2 more
core  

Interception techniques for direct sequence spread spectrum signals

open access: yes, 2005
In this work interception and spreading sequence estimation of Direct Sequence Spread Spectrum (DSSS) signals, in low signal to noise power ratios is discussed.
UYGAR KARADENİZ
core  

Spread spectrum-based white light communication with experiments

open access: yes, 2017
In this paper a Direct Sequence Spread Spectrum (DSSS) based offline wireless white light communication system is established. Field measurements are conducted to compare the performance with and without DSSS.
Ghassemlooy, Zabih   +6 more
core   +1 more source

Direct-sequence spread-spectrum modulation for utility packet transmission in underwater acoustic communication networks [PDF]

open access: yes, 2002
This thesis investigates the feasibility and performance of using Direct-Sequence Spread-Spectrum (DSSS) modulation for utility-packet transmission in Seaweb underwater wireless acoustic communications networks.
Duke, Peter Smith
core  

AN INTERFERENCE-IMMUNE COMMUNICATION SYSTEM FOR DIGITAL DATA TRANSMISSION BASED ON A MULTI-CHANNEL CORRELATOR Part 2. DEVELOPMENT OF A CORRELATION-TYPE TRANSCEIVER BASED ON A MULTI-CHANNEL CORRELATOR [PDF]

open access: yesRadio Physics and Radio Astronomy
Subject and Purpose. The objective of Part 2 of the work is the development and experimental study of a multichannel correlator for creating a correlation-type transceiver based on software-defined radio (SDR) systems.
A. V. Varavin   +7 more
doaj  

Performance Evaluation for a Direct-Sequence Spread- Spectrum Multiple-Access Communication System Interfered by Other CDMA/DSSS Systems

open access: yes, 2014
[[abstract]]This paper conducts performance evaluation for a code division multiple access (CDMA) system when channel bands of multiple neighboring CDMA/DSSS are overlapped in frequency domain.
CHEN, Ming-Heui;LEE,  Bih-Hwang;WU ,  Chwan-Chia
core  

A novel one shot object profilometry system using Direct Sequence Spread Spectrum profilometry

open access: yes, 2013
In this paper a new method of determining 3D object shape using patterns derived from Direct Sequence Spread Spectrum (DSSS) and an Unscented Kalman Filter (UKF) is presented.
I. S. Burnett   +3 more
core   +1 more source

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