Results 31 to 40 of about 700,115 (306)

Performance evaluation of channel estimation techniques for a proposed '4G' MC-CDMA based system in a time varying channel [PDF]

open access: yes, 2004
This paper investigates the performance of channel estimation techniques applied to a proposed fourth generation (4G) multi carrier - code division multiple access (MC-CDMA) system.
Cooper, MA   +3 more
core   +1 more source

Source-channel coding for the multiple-access relay channel [PDF]

open access: yes2011 8th International Symposium on Wireless Communication Systems, 2011
This work considers reliable transmission of general correlated sources over the multiple-access relay channel (MARC) and the multiple-access broadcast relay channel (MABRC). In MARCs only the destination is interested in a reconstruction of the sources, while in MABRCs both the relay and the destination want to reconstruct the sources.
Yonathan Murin   +2 more
openaire   +2 more sources

Adaptive multi-channel MAC protocol for dense VANET with directional antennas [PDF]

open access: yes, 2009
Directional antennas in Ad hoc networks offer more benefits than the traditional antennas with omni-directional mode. With directional antennas, it can increase the spatial reuse of the wireless channel.
Xie, Xu   +7 more
core   +1 more source

Channel Access Unfairness of Wireless LAN Access Methods [PDF]

open access: yes2007 15th IEEE Workshop on Local & Metropolitan Area Networks, 2007
Peer ...
Elena López-Aguilera   +4 more
openaire   +2 more sources

The Multiple-Access Channel With Entangled Transmitters

open access: yesIEEE Transactions on Information Theory, 2023
Accepted for publication in IEEE Transactions on Information ...
Uzi Pereg, Christian Deppe, Holger Boche
openaire   +2 more sources

Homologous Codes for Multiple Access Channels [PDF]

open access: yesIEEE Transactions on Information Theory, 2017
Building on recent development by Padakandla and Pradhan, and by Lim, Feng, Pastore, Nazer, and Gastpar, this paper studies the potential of structured nested coset coding as a complete replacement for random coding in network information theory. The roles of two techniques used in nested coset coding to generate nonuniform codewords, namely, shaping ...
Pinar Sen, Young-Han Kim 0001
openaire   +2 more sources

A Novel WLAN Vehicle-To-Anything (V2X) Channel Access Scheme for IEEE 802.11p-Based Next-Generation Connected Car Networks

open access: yesApplied Sciences, 2018
To support a massive number of connected cars, a novel channel access scheme for next-generation vehicle-to-anything (V2X) systems is proposed in this paper.
Jinsoo Ahn   +2 more
doaj   +1 more source

The dirty MIMO multiple-access channel [PDF]

open access: yes2016 IEEE International Symposium on Information Theory (ISIT), 2016
To appear, IEEE Transactions on Information ...
Anatoly Khina, Yuval Kochman, Uri Erez
openaire   +4 more sources

Noncooperative equilibrium solutions for spectrum access in distributed cognitive radio networks [PDF]

open access: yes, 2008
This paper considers the problem of channel selection and dynamic spectrum access in distributed cognitive radio networks. The ability of a cognitive radio to adaptively switch between channels offers tremendous scope to optimize performance.
Zhong Fan   +9 more
core   +1 more source

Age of Information in Random Access Channels [PDF]

open access: yes2020 IEEE International Symposium on Information Theory (ISIT), 2020
In applications of remote sensing, estimation, and control, timely communication is not always ensured by high-rate communication. This work proposes distributed age-efficient transmission policies for random access channels with $M$ transmitters.
Xingran Chen   +3 more
openaire   +3 more sources

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