Performance of ZCZ codes in QS-DS-CDMA communication systems

M Addad, A Djebbari, I Dayoub - Signal Processing, 2019 - Elsevier
Zero correlation zone (ZCZ) codes have been recently adopted for many communication
systems based on code division multiple access (CDMA). In this paper, we focus on the use …

Simultaneous multiple cable fault locating using zero correlation zone codes

M Addad, A Djebbari - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
This paper proposes a method for simultaneous fault diagnosis of multiple cable based on
Sequence Time Domain Reflectometry (STDR) using Zero Correlation Zone (ZCZ) codes …

Accurate analysis of implicit SISO channel estimation without DC offset using ZCZ training sequence

HM Toaba, M Addad, A Djebbari - IEEE Communications …, 2022 - ieeexplore.ieee.org
In this letter, an accurate analysis of implicit single-input single-output (SISO) channel
estimation is provided. The appropriate correlation properties of the training sequence that …

Spread spectrum sensing based on ZCZ sequences for the diagnosis of Noisy wired networks

M Addad, A Djebbari - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
Spread spectrum reflectometry has been shown to be an effective method for continuous
health monitoring of electrical systems in many different applications. The suitability of Zero …

Spread spectrum reflectometry for the simultaneous diagnosis of shielded cable bundles

M Addad, A Djebbari - Nondestructive Testing and Evaluation, 2024 - Taylor & Francis
Simultaneous diagnosis of multiple cables is a new research topic that focuses on reducing
the weight, volume and computing time of fault-locating devices. For condition monitoring of …

A new code family for QS-CDMA visible light communication systems

M Addad, A Djebbari - Journal of Telecommunications and …, 2018 - yadda.icm.edu.pl
Visible light communication (VLC) is a promising technology for wireless communication
networks. Optical code division multiple access (OCDMA) is a strong candidate for VLC …

Suitable spreading sequences for asynchronous MC-CDMA systems

M Addad, A Djebbari - Journal of Telecommunications and …, 2018 - yadda.icm.edu.pl
In order to meet the demand of high data rate transmission with good quality maintained, the
multi-carrier code division multiple access (MC-CDMA) technology is considered for the next …

Ternary ZCZ codes with inter-subgroup zero-zones for multiuser communications

M Addad, A Djebbari - … on Image and Signal Processing and …, 2019 - ieeexplore.ieee.org
In this paper, we propose a construction of two sets of ternary zero correlation zone (ZCZ)
codes for quasi-synchronous (QS) code-division multiple-access (CDMA) systems. The …

Brachialis pulse Wave measurements with ultra-wide band and continuous wave radar, Photoplethysmography and Ultrasonic Doppler Sensors

H Hellbrück, G Ardelt, P Wegerich, H Gehring - Sensors, 2020 - mdpi.com
The measurement and analysis of the arterial pulse wave provides information about the
state of vascular health. When measuring blood pressure according to Riva-Rocci, the …

Adequate spreading codes to reduce MAI in quasi‐synchronous MC‐DS‐CDMA system

M Addad, A Djebbari - IET Communications, 2020 - Wiley Online Library
In this study, the authors consider the effect of multiple access interference (MAI) on the
performance of a quasi‐synchronous multicarrier direct‐sequence code‐division multiple …