Results 11 to 20 of about 118,779 (245)

Lossy State Communication over Fading Multiple Access Channels

open access: yesEntropy, 2023
Joint communications and sensing functionalities integrated into the same communication network have become increasingly relevant due to the large bandwidth requirements of next-generation wireless communication systems and the impending spectral ...
Viswanathan Ramachandran
doaj   +1 more source

The Magic of Superposition: A Survey on Simultaneous Transmission Based Wireless Systems

open access: yesIEEE Access, 2022
In conventional communication systems, any interference between two communicating points is regarded as unwanted noise since it distorts the received signals.
Ufuk Altun   +2 more
doaj   +1 more source

On Decoder Ties for the Binary Symmetric Channel with Arbitrarily Distributed Input

open access: yesEntropy, 2023
The error probability of block codes sent under a non-uniform input distribution over the memoryless binary symmetric channel (BSC) and decoded via the maximum a posteriori (MAP) decoding rule is investigated.
Ling-Hua Chang   +2 more
doaj   +1 more source

Joint distributed source-channel decoding for LDPC-coded binary Markov sources [PDF]

open access: yes2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), 2013
We propose a novel joint decoding technique for distributed source-channel (DSC) coded systems for transmission of correlated binary Markov sources over additive white Gaussian noise (AWGN) channels. In the proposed scheme, relatively short-length, low-density parity-check (LDPC) codes are independently used to encode the bit sequences of each source ...
Asvadi, Reza   +2 more
openaire   +2 more sources

Distributed source-channel coding using reduced-complexity syndrome-based TTCM [PDF]

open access: yes, 2016
In the context of distributed joint source-channel coding, we conceive reduced-complexity turbo trellis coded modulation (TTCM)-aided syndrome-based block decoding for estimating the cross-over probability pe of the binary symmetric channel, which models
Aljohani, Abdulah   +3 more
core   +1 more source

Distributed joint source-channel code design for GMAC using irregular LDPC codes [PDF]

open access: yesEURASIP Journal on Wireless Communications and Networking, 2014
Separate source and channel coding is known to be sub-optimal for communicating correlated sources over a Gaussian multiple access channel (GMAC). This paper presents an approach to designing distributed joint source-channel (DJSC) codes for encoding correlated binary sources over a two-user GMAC, using systematic irregular low-density parity check ...
Shahid, Iqbal, Yahampath, Pradeepa
openaire   +2 more sources

Joint Source-Channel Coding with Time-Varying Channel and Side-Information [PDF]

open access: yes, 2015
Transmission of a Gaussian source over a time-varying Gaussian channel is studied in the presence of time-varying correlated side information at the receiver.
Aguerri, Iñaki Estella, Gündüz, Deniz
core   +1 more source

On practical design for joint distributed source and network coding [PDF]

open access: yes, 2009
This paper considers the problem of communicating correlated information from multiple source nodes over a network of noiseless channels to multiple destination nodes, where each destination node wants to recover all sources. The problem involves a joint
Kung, S.   +3 more
core   +1 more source

Augmented LDPC Graph for Distributed Video Coding with Multiple Side Information [PDF]

open access: yes, 2011
The advances made in channel-capacity codes, such as turbo codes and low-density parity-check (LDPC) codes, have played a major role in the emerging distributed source coding paradigm.
Ascenso, Joao   +2 more
core   +1 more source

Distributed Deep Joint Source-Channel Coding over a Multiple Access Channel

open access: yesICC 2023 - IEEE International Conference on Communications, 2023
We consider distributed image transmission over a noisy multiple access channel (MAC) using deep joint source-channel coding (DeepJSCC). It is known that Shannon's separation theorem holds when transmitting independent sources over a MAC in the asymptotic infinite block length regime.
Yilmaz, Selim F.   +2 more
openaire   +2 more sources

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