Results 1 to 10 of about 291,907 (134)

Downlink Power Allocation Optimization in Pattern Division Multiple Access [PDF]

open access: yesIEEE Access, 2021
Non-orthogonal multiple access (NOMA), in particular pattern division multiple access (PDMA), has been recently considered as the critical multiple access technologies deployed for 5G applications.
Jie Zeng   +5 more
doaj   +4 more sources

Analysis and Evaluation of Pattern Division Multiple Access Scheme Jointed with 5G Waveforms [PDF]

open access: yesIEEE Access, 2019
Nonorthogonal multiple access (NOMA) techniques represent a key feature for 5G systems in order to increase multiple users' systems' capacity. In particular, we propose, for study, a pattern division multiple access (PDMA) technique, which defines a ...
Meriem Mhedhbi, Fouzia Elbahhar Boukour
doaj   +4 more sources

Pattern Division Multiple Access Featuring Amplify-and-Forward Relaying in an Uplink Network [PDF]

open access: yesIEEE Access, 2020
NOMA is one of key enabling technologies for prosumer energy management. We studied co-operative techniques useful for establishing pattern division multiple access (PDMA) in an uplink network. In particular, we examined amplify-and-forward (AF) relaying
Xiurong Zhang, Shaoli Kang, Xueqian Fu
doaj   +4 more sources

Performance Analysis of Cooperative Pattern Division Multiple Access (Co-PDMA) in Uplink Network

open access: yesIEEE Access, 2017
As a promising candidate non-orthogonal multiple access scheme for the fifth generation (5G) wireless communication system, pattern division multiple access (PDMA) has received considerable attention recently.
Wanwei Tang, Shaoli Kang, Bin Ren
doaj   +4 more sources

An Uplink Transmission Scheme for Pattern Division Multiple Access Based on DFT Spread Generalized Multi-Carrier Modulation

open access: yesIEEE Access, 2018
In order to meet the requirements of high system throughput, massive connectivity, and asynchronous transmission for 5G and beyond, non-orthogonal transmission techniques, including modulation techniques and multiple access techniques, have attracted a ...
Xin Bian   +4 more
doaj   +4 more sources

Enabling and Enhancing Massive Multiple Input–Multiple Output Systems with Two-Dimensional Orthogonal Pattern Division Multiple Access [PDF]

open access: yesSensors
This paper proposes a two-dimensional orthogonal pattern division multiple access (OPDMA) technique to address key challenges in massive MIMO systems, including complex channel estimation, multipath interference, Doppler effects, and inter-antenna ...
Ruimai Wang   +4 more
doaj   +2 more sources

Joint Transmitter and Receiver Design for Pattern Division Multiple Access [PDF]

open access: yesIEEE Transactions on Mobile Computing, 2019
23 pages, 7 figures. This paper has been submitted to IEEE Trans. Mobile Computing.
Yanxiang Jiang   +2 more
exaly   +3 more sources

Uplink pattern division multiple access in 5G systems

open access: yesIET Communications, 2018
As a novel non‐orthogonal multiple access scheme, pattern division multiple access (PDMA) has been proposed for the fifth generation mobile communication technology (5G) to enhance spectrum efficiency and increase connexion capability. This study analyses the theory performance of uplink PDMA.
Wanwei Tang, Shaoli Kang, Xinwei Yue
exaly   +2 more sources

Pattern Division Multiple Access with Large-Scale Antenna Array [PDF]

open access: yes2017 IEEE 85th Vehicular Technology Conference (VTC Spring), 2017
6 pages, 5 figures, this paper has been accepted by IEEE VTC 2017 ...
Yanxiang Jiang   +2 more
exaly   +3 more sources

Blind Device Detection via Extended Sparsity Estimation-OMP in Grant-Free NOMA-IoT [PDF]

open access: yesSensors
Grant-free non-orthogonal multiple access (NOMA) enables communication without a scheduling process. Base station (BS) must detect active users without knowing their number, a challenge that also occurs in grant-free NOMA–Internet of Things (IoT). Device
Nur Andini   +3 more
doaj   +2 more sources

Home - About - Disclaimer - Privacy