Results 121 to 130 of about 613,083 (218)

Fundamentals of massive MIMO [PDF]

open access: yes2015 IEEE 16th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), 2015
openaire   +2 more sources

Resource optimization for massive MIMO systems

open access: yes
The thesis delves into the intricacies of resource optimization in both massive Multiple-Input Multiple-Output (MIMO) and cell-free massive MIMO (CFmMIMO) systems, which are pivotal for the advancement of 5G and beyond wireless networks.
Kocharlakota, Kameswara Atchutaram
core   +1 more source

Massive MIMO for Dependable Communication.

open access: yes, 2022
Cellular communication is constantly evolving; currently 5G systems are being deployed and research towards 6G is ongoing. Three use cases have been discussed as enhanced mobile broadband (eMBB), massive machine-type communication (mMTC), and ultra-reliable low-latency communication (URLLC).
openaire   +1 more source

Decentralized Distributed Massive MIMO [PDF]

open access: yes
In this paper, we introduce the concept of "Decentralized Distributed Massive MIMO" (multiple-input multipleoutput), which decentralizes the baseband processing to the network edge and distributes the Massive MIMO (also known as cell-free massive MIMO ...
Zhao, Junbo   +2 more
core   +1 more source

The Relationship Between EMF Exposure and MIMO Systems, and the Exposure Advantages of Lowband Massive MIMO System

open access: yesTelecom
With the advancement of mobile communications, technologies based on high-element-count antenna systems—such as massive Multiple Input Multiple Output (massive MIMO)—are playing an increasingly important role in enhancing network capacity.
Kornél Merkli   +2 more
doaj   +1 more source

Massive MIMO

open access: yes, 2017
Com a chegada da quinta geração de comunicações móveis (5G) espera-se que os sistemas de comunicação sem fios possam oferecer novos e melhores serviços com ritmos de transmissão elevadíssimos. O aumento significativo do bit rate que se prevê com o incremento dos utilizadores e dos dispositivos a ligar a rede, a entrada da IoT e outas tecnologias, isto ...
openaire   +1 more source

Modulation-mode assignment for SVD-assisted and iteratively detected downlink multiuser MIMO transmission schemes [PDF]

open access: yes, 2011
In this contribution we jointly optimize the number of multiple-input multiple-output (MIMO) layers and the number of bits per symbol within an iteratively-detected multiuser MIMO downlink (DL) transmission scheme under the constraint of a given fixed ...
Ahrens, Andreas, Benavente Peces, César
core  

Design considerations of MIMO antennas for mobile phones [PDF]

open access: yes, 2008
YesThe paper presents a new modeling and design concept of antennas using polar- ization diversity of 2 £ 2 and 3 £ 3 Multiple Input Multiple Outputs (MIMO) system that is proposed for future mobile handsets.
Abd-Alhameed, Raed   +2 more
core   +1 more source

"Looking into the Future of Wireless Communications: an Overview of the Massive Multiple Input Multiple Output (MIMO) Technology"

open access: yes
reservedThe exceptional growth in global demand for wireless traffic has led to the scarcity of the precious resources of the frequency spectrum. All this, combined with the ever-increasing number of connected users and the need for higher speed, better ...
VEDOVELLO, LEONARDO
core  

Parasitically coupled 16-port massive MIMO antenna for mmWave applications. [PDF]

open access: yesSci Rep
Mishra B   +5 more
europepmc   +1 more source

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