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Recently, deep learning-enabled joint-source channel coding (JSCC) has received increasing attention due to its great success in image transmission. However, most existing JSCC studies only focus on single-input single-output (SISO)…

Signal Processing · Electrical Eng. & Systems 2023-02-28 Guangyi Zhang , Qiyu Hu , Yunlong Cai , Guanding Yu

In multiple-input multiple-output (MIMO) fading channels maximum likelihood (ML) detection is desirable to achieve high performance, but its complexity grows exponentially with the spectral efficiency. The current state of the art in MIMO…

Information Theory · Computer Science 2007-07-13 Massimiliano Siti , Michael P. Fitz

Analog joint source-channel coding (JSCC) has demonstrated superior performance for semantic communications through graceful degradation across channel conditions. However, a fundamental hardware-software mismatch prevents deployment on…

Information Theory · Computer Science 2026-03-11 Shumin Yao , Hao Chen , Yaping Sun , Nan Ma , Xiaodong Xu , Qinglin Zhao , Shuguang Cui

Low density lattice codes (LDLC) are novel lattice codes that can be decoded efficiently and approach the capacity of the additive white Gaussian noise (AWGN) channel. In LDLC a codeword x is generated directly at the n-dimensional…

Information Theory · Computer Science 2007-07-13 Naftali Sommer , Meir Feder , Ofir Shalvi

This paper proposes robust nonlinear transform coding (Robust-NTC), a generalizable digital joint source-channel coding (JSCC) framework that couples variational latent modeling with channel-adaptive transmission. Unlike learning-based JSCC…

Signal Processing · Electrical Eng. & Systems 2026-04-24 Jihun Park , Junyong Shin , Jinsung Park , Yo-Seb Jeon

Low-density parity-check (LDPC) codes with the parity-based approach for distributed joint source channel coding (DJSCC) with decoder side information is described in this paper. The parity-based approach is theoretical limit achievable.…

Information Theory · Computer Science 2014-04-10 Feng Cen

In wireless sensor networks (WSNs), the sensed data by sensors need to be gathered, so that one very important application is periodical data collection. There is much effort which aimed at the data collection scheduling algorithm…

Data Structures and Algorithms · Computer Science 2018-10-30 Ngoc-Tu Nguyen , Bing-Hong Liu , Shao-I Chu , Hao-Zhe Weng

A novel detector for multiple-input multiple-output (MIMO) communications is presented. The algorithm belongs to the class of the lattice detectors, i.e. it finds a reduced complexity solution to the problem of finding the closest vector to…

Information Theory · Computer Science 2007-07-13 Massimiliano Siti , Michael P. Fitz

Recent works have shown that the task of wireless transmission of images can be learned with the use of machine learning techniques. Very promising results in end-to-end image quality, superior to popular digital schemes that utilize source…

Image and Video Processing · Electrical Eng. & Systems 2021-11-29 Tze-Yang Tung , David Burth Kurka , Mikolaj Jankowski , Deniz Gündüz

Lattice coding and decoding have been shown to achieve the capacity of the additive white Gaussian noise (AWGN) channel. This was accomplished using a minimum mean-square error scaling and randomization to transform the AWGN channel into a…

Information Theory · Computer Science 2013-08-08 Charles H. Swannack , Uri Erez , Gregory W. Wornell

Lattices are deceptively simple mathematical structures that have become indispensable for code design for physical layer communications. While lattice-related problems are interesting in their own right, the usefulness of these discrete…

Information Theory · Computer Science 2017-06-21 Amaro Barreal

Semantic communications are expected to accomplish various semantic tasks with relatively less spectrum resource by exploiting the semantic feature of source data. To simultaneously serve both the data transmission and semantic tasks, joint…

Information Theory · Computer Science 2023-08-15 Jianhao Huang , Dongxu Li , Chuan Huang , Xiaoqi Qin , Wei Zhang

Neural machine translation (NMT) takes deterministic sequences for source representations. However, either word-level or subword-level segmentations have multiple choices to split a source sequence with different word segmentors or…

Computation and Language · Computer Science 2019-06-05 Fengshun Xiao , Jiangtong Li , Hai Zhao , Rui Wang , Kehai Chen

Modern Earth Observation (EO) systems increasingly rely on high-resolution imagery to support critical applications such as environmental monitoring, disaster response, and land-use analysis. Although these applications benefit from…

Integrated Sensing and Communication (ISAC) systems have garnered significant attention due to their capability to simultaneously achieve efficient communication and environmental sensing. A core objective in this field is characterizing…

Information Theory · Computer Science 2026-01-16 Gefei Peng , Youlong Wu

The energy bottleneck in Wireless Sensor Network(WSN) can be reduced by limiting communication overhead. Application specific source coding schemes for the sensor networks provide fewer bits to represent the same amount of information…

Networking and Internet Architecture · Computer Science 2008-10-21 Muthiah Annamalai , Darshan Shrestha , Saibun Tjuatja

Lightweight and efficient deep joint source-channel coding (JSCC) is a key technology for semantic communications. In this paper, we design a novel JSCC scheme named MambaJSCC, which utilizes a visual state space model with channel…

Information Theory · Computer Science 2024-05-07 Tong Wu , Zhiyong Chen , Meixia Tao , Xiaodong Xu , Wenjun Zhang , Ping Zhang

Efficient data transmission across mobile multi-hop networks that connect edge devices to core servers presents significant challenges, particularly due to the variability in link qualities between wireless and wired segments. This…

Signal Processing · Electrical Eng. & Systems 2025-01-28 Chenghong Bian , Yulin Shao , Deniz Gündüz

From the perspective of joint source-channel coding (JSCC), there has been significant research on utilizing semantic communication, which inherently possesses analog characteristics, within digital device environments. However, a…

Signal Processing · Electrical Eng. & Systems 2025-02-04 Yoon Huh , Hyowoon Seo , Wan Choi

In this paper, we propose a novel semantic-aided image communication framework for supporting the compatibility with practical separation-based coding architectures. Particularly, the deep learning (DL)-based joint source-channel coding…

Information Theory · Computer Science 2025-05-01 Mingkai Xu , Yongpeng Wu , Yuxuan Shi , Xiang-Gen Xia , Merouane Debbah , Wenjun Zhang , Ping Zhang