Results 81 to 90 of about 4,308 (180)

Blind Identification of Out-of-Cell Users in DS-CDMA

open access: yesEURASIP Journal on Advances in Signal Processing, 2004
In the context of multiuser detection for the DS-CDMA uplink, out-of-cell interference is usually treated as Gaussian noise, possibly mitigated by overlaying a long random cell code on top of symbol spreading.
Jiang Tao, Sidiropoulos Nicholas D
doaj   +1 more source

Resource Allocation for Multiuser Molecular Communication Systems Oriented to the Internet of Medical Things. [PDF]

open access: yesIEEE Internet Things J, 2021
Chen X   +5 more
europepmc   +1 more source

Nonlinear Multiuser Receiver for Optimized Chaos-Based DS-CDMA Systems

open access: yesIranian Journal of Electrical and Electronic Engineering, 2011
Chaos based communications have drawn increasing attention over the past years. Chaotic signals are derived from non-linear dynamic systems. They are aperiodic, broadband and deterministic signals that appear random in the time domain.
S. Shaerbaf, S. A. R. Seyedin
doaj  

Analysis of Second-order Statistics Based Semi-blind Channel Estimation in CDMA Channels

open access: yes, 2005
The performance of second order statistics (SOS) based semi-blind channel estimation in long-code DS-CDMA systems is analyzed. The covariance matrix of SOS estimates is obtained in the large system limit, and is used to analyze the large-sample ...
Li, Husheng, Poor, H. Vincent
core   +1 more source

A Survey of Deep Learning Based NOMA: State of the Art, Key Aspects, Open Challenges and Future Trends. [PDF]

open access: yesSensors (Basel), 2023
Mohsan SAH   +5 more
europepmc   +1 more source

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