Results 31 to 40 of about 81 (65)

Lifting Constructions of PDAs for Coded Caching With Linear Subpacketization

open access: yesIEEE Transactions on Communications, 2022
Coded caching is a technique where multicasting and coding opportunities are utilized to achieve better rate-memory tradeoff in cached networks. A crucial parameter in coded caching is subpacketization, which is the number of parts a file is to be split into for coding purposes.
V R Aravind   +2 more
exaly   +3 more sources

Subexponential and Linear Subpacketization Coded Caching via Projective Geometry [PDF]

open access: yesIEEE Transactions on Information Theory, 2021
Published in the IEEE Transactions on Information Theory Sept 2021. Parts of this manuscript were presented at IEEE ITW 2018, IEEE ISIT 2019, IEEE ISCIT 2019 and IEEE GLOBECOM ...
Hari Hara Suthan Chittoor   +2 more
exaly   +3 more sources

A Multi-Antenna Coded Caching Scheme with Linear Subpacketization [PDF]

open access: yesICC 2020 - 2020 IEEE International Conference on Communications (ICC), 2020
6 ...
Mohammadjavad Salehi   +2 more
exaly   +4 more sources

Diagonal Multi-Antenna Coded Caching for Reduced Subpacketization [PDF]

open access: yesGLOBECOM 2020 - 2020 IEEE Global Communications Conference, 2020
Large subpacketization requirement is known to be a significant issue in the practical implementation of multiantenna coded caching schemes. In this paper, we introduce a new class of schemes applicable to any network in which the spatial degrees of freedom a is larger than or equal to the coded caching gain.
Mohammadjavad Salehi, Antti Tolli
exaly   +3 more sources

Coded Caching with Low Subpacketization Levels

open access: yes2016 IEEE Globecom Workshops (GC Wkshps), 2016
Caching is popular technique in content delivery networks that allows for reductions in transmission rates from the content-hosting server to the end users. Coded caching is a generalization of conventional caching that considers the possibility of coding in the caches and transmitting coded signals from the server.
Li Tang, Aditya Ramamoorthy
exaly   +5 more sources

On the Effects of Subpacketization in Content-Centric Mobile Networks [PDF]

open access: yesIEEE Journal on Selected Areas in Communications, 2018
A large-scale content-centric mobile ad hoc network employing subpacketization is studied in which each mobile node having finite-size cache moves according to the reshuffling mobility model and requests a content object from the library independently at random according to the Zipf popularity distribution.
Adeel Malik   +2 more
exaly   +3 more sources

Subpacketization - Beamformer Interaction in Multi-Antenna Coded Caching [PDF]

open access: yes2020 2nd 6G Wireless Summit (6G SUMMIT), 2020
We study the joint effect of beamformer structure and subpacketization value on the achievable rate of cache-enabled multi-antenna communications at low-SNR. A mathematical approach with low-SNR approximations is used, to show that using simplistic beamformer structures, increasing subpacketization degrades the achievable rate; in contrast to what has ...
Mohammadjavad Salehi   +2 more
exaly   +4 more sources

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