Joint Source–Channel Coding: Fundamentals and Recent Progress in Practical Designs

D Gündüz, MA Wigger, TY Tung… - Proceedings of the …, 2024 - ieeexplore.ieee.org
Semantic-and task-oriented communication has emerged as a promising approach to
reducing the latency and bandwidth requirements of the next-generation mobile networks by …

Matched multiuser Gaussian source channel communications via uncoded schemes

C Tian, J Chen, SN Diggavi… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
We investigate whether uncoded schemes are optimal for Gaussian sources on multiuser
Gaussian channels. Particularly, we consider two problems: the first is to send correlated …

A source-channel separation theorem with application to the source broadcast problem

K Khezeli, J Chen - IEEE Transactions on Information Theory, 2016 - ieeexplore.ieee.org
A converse method is developed for the source broadcast problem. Specifically, it is shown
that the separation architecture is optimal for a variant of the source broadcast problem, and …

Channel-Aware Optimal Transport: A Theoretical Framework for Generative Communication

X Qu, R Li, J Chen, L Yu, X Wang - arXiv preprint arXiv:2412.19025, 2024 - arxiv.org
Optimal transport has numerous applications, particularly in machine learning tasks
involving generative models. In practice, the transportation process often encounters an …

Ozarow-type outer bounds for memoryless sources and channels

Y Kochman, O Ordentlich… - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
Two problems, namely multiple-description source coding and joint source-channel
broadcasting of a common source, are addressed. For the multiple-description problem, we …

A lower bound on the expected distortion of joint source-channel coding

Y Kochman, O Ordentlich… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
We consider the classic joint source-channel coding problem of transmitting a memoryless
source over a memoryless channel. The focus of this work is on the long-standing open …

Distortion bounds for source broadcast problems

L Yu, H Li, W Li - IEEE Transactions on Information Theory, 2018 - ieeexplore.ieee.org
This paper investigates the joint source-channel coding problem of sending a memoryless
source over a memoryless broadcast channel. An inner bound and several outer bounds on …

Distortion bounds for transmitting correlated sources with common part over MAC

L Yu, H Li, CW Chen - 2016 54th Annual Allerton Conference …, 2016 - ieeexplore.ieee.org
This paper investigates the joint source-channel coding problem of sending two correlated
memoryless sources with common part over a memoryless multiple access channel (MAC) …

Distortion bounds for source broadcast over degraded channel

L Yu, H Li, W Li - 2016 IEEE International Symposium on …, 2016 - ieeexplore.ieee.org
This paper investigates the joint source-channel coding problem of sending a memoryless
source over a memoryless degraded broadcast channel. An inner bound and an outer …

Comments on “Approximate Characterizations for the Gaussian Source Broadcast Distortion Region”

L Yu, H Li, W Li - IEEE Transactions on Information Theory, 2016 - ieeexplore.ieee.org
Recently, Tian et al. considered joint source-channel coding of transmitting a Gaussian
source over-user Gaussian broadcast channel, and derived an outer bound on the …