Results 11 to 20 of about 1,375 (127)

Optimal Relay Selection using jellyfish Optimization Algorithm for Image Transmission over Multiuser Cooperative Communication Networks [PDF]

open access: yesJES: Journal of Engineering Sciences, 2023
A recent study and research have shown that the relay selection schemes for cooperative communication can achieve full cooperative diversity gains and still maintains energy efficiency.
fatma mohamed   +2 more
doaj   +1 more source

Enhancement of Unequal Error Protection Properties of LDPC Codes

open access: yesEURASIP Journal on Wireless Communications and Networking, 2007
It has been widely recognized in the literature that irregular low-density parity-check (LDPC) codes exhibit naturally an unequal error protection (UEP) behavior.
Inbar Fijalkow   +2 more
doaj   +2 more sources

QPSK Block-Modulation Codes for Unequal Error Protection [PDF]

open access: yes, 1995
Unequal error protection (UEP) codes find applications in broadcast channels, as well as in other digital communication systems, where messages have different degrees of importance.
Lin, Shu, Morelos-Zaragoza, Robert H
core   +2 more sources

On Block-Coded Modulation Using Unequal Error Protection Codes Over Rayleigh-Fading Channels [PDF]

open access: yes, 1998
This paper considers block-coded 8-phase-shift-keying (PSK) modulations for the unequal error protection (UEP) of information transmitted over Rayleigh-fading channels.
Imai, Hideki   +3 more
core   +2 more sources

Multi-user video streaming using unequal error protection network coding in wireless networks [PDF]

open access: yes, 2012
In this paper, we investigate a multi-user video streaming system applying unequal error protection (UEP) network coding (NC) for simultaneous real-time exchange of scalable video streams among multiple users. We focus on a simple wireless scenario where
C Gkantsidis   +28 more
core   +1 more source

Unequal error protection transmission for federated learning

open access: yesIET Communications, 2022
Communication has been recognized as one of the primary challenges of federated learning (FL), but the actual communication algorithm or protocol design is still rarely involved in the existing studies. In the paper, viewing the model exchange in FL as a
Sihui Zheng, Xiang Chen
doaj   +1 more source

Binary Multilevel Convolutional Codes with Unequal Error Protection Capabilities [PDF]

open access: yes, 1998
Binary multilevel convolutional codes (CCs) with unequal error protection (UEP) capabilities are studied. These codes belong to the class of generalized concatenated (GC) codes. Binary CCs are used as outer codes.
Imai, Hideki, Morelos-Zaragoza, Robert H
core   +2 more sources

A Low-Complexity UEP Methodology Demonstrated on a Turbo-Encoded Wavelet Image Satellite Downlink

open access: yesEURASIP Journal on Wireless Communications and Networking, 2008
Realizing high-quality digital image transmission via a satellite link, while optimizing resource distribution and minimizing battery consumption, is a challenging task.
Eric Salemi   +4 more
doaj   +2 more sources

Error-Resilient Unequal Error Protection of Fine Granularity Scalable Video Bitstreams

open access: yesEURASIP Journal on Advances in Signal Processing, 2006
This paper deals with the optimal packet loss protection issue for streaming the fine granularity scalable (FGS) video bitstreams over IP networks. Unlike many other existing protection schemes, we develop an error-resilient unequal error protection (ER-
Zeng Bing   +4 more
doaj   +1 more source

Dynamic Spectrum Management in Digital Subscriber Line Networks With Unequal Error Protection Requirements

open access: yesIEEE Access, 2017
Digital subscriber line (DSL) technology remains the most popular broadband access technology. A variety of algorithms has been developed to improve performance in DSL networks, which are commonly referred to as dynamic spectrum management (DSM ...
Jeroen Verdyck, Marc Moonen
doaj   +1 more source

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