Results 31 to 40 of about 275,783 (270)

Enumeration and Identification of Active Users for Grant-Free NOMA Using Deep Neural Networks

open access: yesIEEE Access, 2022
In next-generation mobile radio systems, multiple access schemes will support a massive number of uncoordinated devices exhibiting sporadic traffic, transmitting short packets to a base station.
Muhammad Usman Khan   +2 more
doaj   +1 more source

Reliable recovery of hierarchically sparse signals for Gaussian and Kronecker product measurements

open access: yes, 2020
We propose and analyze a solution to the problem of recovering a block sparse signal with sparse blocks from linear measurements. Such problems naturally emerge inter alia in the context of mobile communication, in order to meet the scalability and low ...
Eisert, Jens   +4 more
core   +1 more source

Approximations of the aggregated interference statistics for outage analysis in massive MTC [PDF]

open access: yes, 2019
This paper presents several analytic closed-form approximations of the aggregated interference statistics within the framework of uplink massive machine-type-communications (mMTC), taking into account the random activity of the sensors.
Liesegang Maria, Sergi   +2 more
core   +2 more sources

Compressive Massive Random Access for Massive Machine-Type Communications (mMTC)

open access: yes2018 IEEE Global Conference on Signal and Information Processing (GlobalSIP), 2018
In future wireless networks, one fundamental challenge for massive machine-type communications (mMTC) lies in the reliable support of massive connectivity with low latency. Against this background, this paper proposes a compressive sensing (CS)-based massive random access scheme for mMTC by leveraging the inherent sporadic traffic, where both the ...
Ke, Malong   +3 more
openaire   +2 more sources

Narrowband IoT Data Transmission Procedures for Massive Machine-Type Communications [PDF]

open access: yesIEEE Network, 2017
Accepted in IEEE Networks Magazine.
Andres-Maldonado, Pilar   +4 more
openaire   +3 more sources

The challenges of M2M massive access in wireless cellular networks

open access: yesDigital Communications and Networks, 2015
The next generation of communication systems, which is commonly referred to as 5G, is expected to support, besides the traditional voice and data services, new communication paradigms, such as Internet of Things (IoT) and Machine-to-Machine (M2M ...
Andrea Biral   +4 more
doaj   +1 more source

Grouping-Based Random Access Collision Control for Massive Machine-Type Communication

open access: yes, 2017
Massive Machine-Type Communication (mMTC) is expected to be strongly supported by future 5G wireless networks. Its deployment, however, is seriously challenged by the high risk of random access (RA) collision. A popular concept is to reduce RA collisions
Han, Bin, Schotten, Hans D.
core   +1 more source

Dynamic Algorithms for the Massively Parallel Computation Model [PDF]

open access: yes, 2019
The Massive Parallel Computing (MPC) model gained popularity during the last decade and it is now seen as the standard model for processing large scale data. One significant shortcoming of the model is that it assumes to work on static datasets while, in
Italiano, Giuseppe F.   +3 more
core   +3 more sources

Non-Orthogonal Multiple Access With Sequence Block Compressed Sensing Multiuser Detection for 5G

open access: yesIEEE Access, 2018
Compressed sensing-based multiuser detection (CSMUD) is a promising candidate to enable grant-free non-orthogonal multiple access for massive machine-type communication in the fifth-generation (5G) wireless communication system.
Mehmood Alam, Qi Zhang
doaj   +1 more source

Joint Domain Based Massive Access for Small Packets Traffic of Uplink Wireless Channel

open access: yes, 2017
The fifth generation (5G) communication scenarios such as the cellular network and the emerging machine type communications will produce massive small packets.
Song, Qiang   +3 more
core   +1 more source

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