Results 91 to 100 of about 7,314 (217)

Impact of reformed RM Encoded data on PAPR of Multicode CDMA under MSK

open access: yesSir Syed University Research Journal of Engineering and Technology, 2016
In this research work, the effect of Reformed Reed Muller Encoded Data (RRMED) on Peak to Average Power Ratio (PAPR) of Multicode Code Division Multiple Access (MC-CDMA) systems was studied under Minimum Shift Keying (MSK) modulation. Simulation studies
S. Rizwan-ul- Hasan   +2 more
doaj  

Performance Evaluation of MC DS CDMA using Wireless Open Access Research Platform

open access: yesJAREE (Journal on Advanced Research in Electrical Engineering), 2018
The need for reliable wireless communication systems has become an issue of communication technology development in the modern era. Multi Carrier Direct Sequence Code Division Multiple Access (MC-DS-CDMA) communication system offers superiority in ...
Suwadi Suwadi   +4 more
doaj  

Multicarrier CDMA: A very promissing multiple access scheme for future wideband wireless networks

open access: yes, 2002
International audienceIn this paper, multicarrier techniques are studied in the context of the future wideband wireless networks. After a brief presentation of the third generation mobile networks, MC-CDMA systems are considered for the downlink of the ...
Auffray, Jean-Michel   +2 more
core   +1 more source

Coherent and Differential Downlink Space-Time Steering Aided Generalised Multicarrier DS-CDMA

open access: yes, 2007
This paper presents a generalised MultiCarrier Direct Sequence Code Division Multiple Access (MC DS-CDMA) system invoking smart antennas for improving the achievable performance in the downlink.
El-Hajjar, Mohammed   +3 more
core   +1 more source

Acquisition performance study of single- and multi-carrier DS-CDMA over Nakagami-m fading channels

open access: yes, 2001
In this contribution we investigate and compare the initial acquisition performance of single- and multi-carrier DS-CDMA systems over multipath Nakagami-m fading channels under the hypothesis of multiple synchronous states in the uncertainty region of ...
Hanzo, L., Yang, L-L.
core  

SGD Frequency-Domain Space-Frequency Semiblind Multiuser Receiver with an Adaptive Optimal Mixing Parameter [PDF]

open access: yes, 2013
A novel stochastic gradient descent frequency-domain (FD) space-frequency (SF) semiblind multiuser receiver with an adaptive optimal mixing parameter is proposed to improve performance of FD semiblind multiuser receivers with a fixed mixing parameters ...
Phrompichai, S.
core   +1 more source

Cooperative Power-Domain NOMA Systems: An Overview. [PDF]

open access: yesSensors (Basel), 2022
Ghous M   +5 more
europepmc   +1 more source

Dynamic Adjustment of Weighted GCC-PHAT for Position Estimation in an Ultrasonic Local Positioning System. [PDF]

open access: yesSensors (Basel), 2021
Villadangos JM   +5 more
europepmc   +1 more source

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