All Papers

Variational Speech Waveform Compression to Catalyze Semantic Communications

We propose a novel neural waveform compression method to catalyze emerging speech semantic communications. By introducing nonlinear …
PDF IEEE WCNC
Variational Speech Waveform Compression to Catalyze Semantic Communications

WITT: A Wireless Image Transmission Transformer for Semantic Communications

In this paper, we aim to redesign the vision Transformer (ViT) as a new backbone to realize semantic image transmission, termed …
PDF ICASSP
WITT: A Wireless Image Transmission Transformer for Semantic Communications

Wireless Deep Speech Semantic Transmission

In this paper, we propose a new class of high-efficiency semantic coded transmission methods for end-to-end speech transmission over …
PDF arxiv
Wireless Deep Speech Semantic Transmission

Versatile Semantic Coded Transmission over MIMO Fading Channels

Semantic communications have shown great potential to boost the end-to-end transmission performance. To further improve the system …
PDF arxiv
Versatile Semantic Coded Transmission over MIMO Fading Channels

Resolution-Adaptive Source-Channel Coding for End-to-End Wireless Image Transmission

The recent deep learning-based joint source-channel coding (deep JSCC) framework has shown superior performance on end-to-end wireless …
GLOBECOM
Resolution-Adaptive Source-Channel Coding for End-to-End Wireless Image Transmission

Perceptual Learned Source-Channel Coding for High-Fidelity Image Semantic Transmission

As one novel approach to realize end-to-end wireless image semantic transmission, deep learning-based joint source-channel coding (deep …
PDF GLOBECOM
Perceptual Learned Source-Channel Coding for High-Fidelity Image Semantic Transmission

Adaptive Semantic Communications: Overfitting the Source and Channel for Profit

Most semantic communication systems leverage deep learning models to provide end-to-end transmission performance surpassing the …
PDF arXiv
Adaptive Semantic Communications: Overfitting the Source and Channel for Profit

Nonlinear Transform Source-Channel Coding for Semantic Communications

In this paper, we design a new class of high-efficiency deep joint source-channel coding methods to achieve end-to-end video …
PDF JSAC
Nonlinear Transform Source-Channel Coding for Semantic Communications

Polar-Slotted ALOHA over Slot Erasure Channel

To reduce the throughput loss caused by the slot erasure channel (SEC), we propose a polar slotted ALOHA (PSA) framework where the …
PDF DOI TVT
Polar-Slotted ALOHA over Slot Erasure Channel

Communication Beyond Transmitting Bits: Semantics-Guided Source and Channel Coding

Classical communication paradigms focus on accurately transmitting bits over a noisy channel, and Shannon theory provides a fundamental …
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Communication Beyond Transmitting Bits: Semantics-Guided Source and Channel Coding

A Paradigm Shift toward Semantic Communications

The last 70 years have witnessed the transition of communication from Shannon’s theoretical concept to current high-efficiency …
PDF IEEE ComMag
A Paradigm Shift toward Semantic Communications

Semantic Coding for Text Transmission: An Iterative Design

We consider the wireless text transmission using joint source-channel coding (JSCC). Classical source coding only considers the …
PDF TCCN
Semantic Coding for Text Transmission: An Iterative Design

Performance Bounds of Coded Slotted ALOHA Over Erasure Channels

In this paper, we derive an upper bound on load-threshold of coded slotted ALOHA (CSA) for slot erasure channel (SEC) and that for …
PDF DOI TVT
Performance Bounds of Coded Slotted ALOHA Over Erasure Channels

Nonlinear Transform Source-Channel Coding for Semantic Communications

In this paper, we propose a class of high-efficiency deep joint source-channel coding methods that can closely adapt to the source …
PDF JSAC
Nonlinear Transform Source-Channel Coding for Semantic Communications

Joint Successive Cancellation List Decoding for the Double Polar Codes

As a new joint source-channel coding scheme, the double polar (D-Polar) codes have been proposed recently. In this letter, a novel …
PDF DOI LCOMM
Joint Successive Cancellation List Decoding for the Double Polar Codes

Joint Source-Channel Polar-Coded Modulation

In this paper, we investigate the joint design and optimization of source-channel polar coding with 2m-ary transmission. A joint …
PDF DOI ISIT
Joint Source-Channel Polar-Coded Modulation

Distributed Joint Source-Channel Polar Coding

In this paper, we propose a new class of distributed joint source-channel coding (DJSCC) methods, namely triple polar codes (T-PC), for …
PDF DOI ISIT
Distributed Joint Source-Channel Polar Coding

Performance and Construction of Polar Codes The Perspective of Bit Error Probability

Most existing works of polar codes focus on the analysis of block error probability. However, in many scenarios, bit error probability …
PDF arxiv
Performance and Construction of Polar Codes The Perspective of Bit Error Probability

Unsourced Multiple Access for 6G Massive Machine Type Communications

Unsourced multiple access (UMA) is a multi-access technology for massive, low-power, uncoordinated, and unsourced Machine Type …
PDF DOI JCC
Unsourced Multiple Access for 6G Massive Machine Type Communications

Transformer-Based Detector for OFDM With Index Modulation

A deep learning (DL)-based detector utilizing the Transformer framework is proposed for orthogonal frequency-division multiplexing with …
PDF DOI COMMLetter
Transformer-Based Detector for OFDM With Index Modulation

Joint Source-Channel Coding for 6G Communications

In order to provide ultra low-latency and high energy-efficient communication for intelligences, the sixth generation (6G) wireless …
PDF DOI JCC
Joint Source-Channel Coding for 6G Communications

Distributed Image Transmission using Deep Joint Source-Channel Coding

We study the problem of deep joint source-channel coding (D-JSCC) for correlated image sources, where each source is transmitted …
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Distributed Image Transmission using Deep Joint Source-Channel Coding

Neural Joint Source-Channel Decoding using Arithmetic Codes

Traditional iterative joint source-channel coding (JSCD) scheme based on soft-in-soft-out (SISO) decoding for arithmetic codes (AC) has …
PDF DOI GLOBECOM
Neural Joint Source-Channel Decoding using Arithmetic Codes

Multilevel Polar-Coded Modulation Performance Analysis and Code Construction

Multilevel polar-coded modulation with multistage decoding is a capacity-achieving coded modulation scheme. Inthis paper, we propose a …
PDF DOI GLOBECOM
Multilevel Polar-Coded Modulation Performance Analysis and Code Construction

A Novel Deep Learning Architecture for Wireless Image Transmission

In this paper, the problem of neural compression based image transmission over wireless channels is studied. Since all procedures are …
PDF DOI IEEE GLOBECOM
A Novel Deep Learning Architecture for Wireless Image Transmission

Generalized Polarization Transform A Novel Coded Transmission Paradigm

For the upcoming 6G wireless networks, a new wave of applications and services will demand ultra-high data rates and reliability. To …
PDF arxiv
Generalized Polarization Transform A Novel Coded Transmission Paradigm

Polar-Precoding A Unitary Finite-Feedback Transmit Precoder for Polar-Coded MIMO Systems

We propose a unitary precoding scheme, namely polar-precoding, to improve the performance of polar-coded MIMO systems. In contrast to …
PDF DOI TVT
Polar-Precoding A Unitary Finite-Feedback Transmit Precoder for Polar-Coded MIMO Systems

Fast Construction of Bit-Interleaved Polar-Coded Modulation

We propose a rate-filling method as a framework to study fast construction of bit-interleaved polar-coded modulation (BIPCM). In …
PDF DOI ISIT
Fast Construction of Bit-Interleaved Polar-Coded Modulation

Deep Learning Methods for Channel Decoding A Brief Tutorial

The recent development of deep learning methods demonstrates a new insight to optimize the decoding of linear codes. In this paper, we …
PDF DOI ICCC
Deep Learning Methods for Channel Decoding A Brief Tutorial

NEURAL LAYERED MIN-SUM DECODING FOR PROTOGRAPH LDPC CODES

In this paper, layered min-sum (MS) iterative decoding is formulated as a customized neural network following the sequential scheduling …
PDF DOI ICASSP
NEURAL LAYERED MIN-SUM DECODING FOR PROTOGRAPH LDPC CODES

Construction of Systematic Polar Codes BER Optimization Perspective

Code construction is a critical issue for polar coding. The expected construction method is of an accurate estimate of the reliability …
PDF DOI ITW
Construction of Systematic Polar Codes BER Optimization Perspective

Polar-Coded Spatial Modulation

In this paper, we propose a framework to attain the integrated design of polar coding and spatial modulation (SM) such that the …
PDF DOI TSP
Polar-Coded Spatial Modulation

On the Self-Decoding of Polar-Coded HARQ

In this letter, we concern the self-decoding capability of polar-coded hybrid automatic repeat request (Polar-HARQ) schemes. The …
PDF DOI CommLetter
On the Self-Decoding of Polar-Coded HARQ

Asynchronous Polar-Coded MIMO

In this paper, a novel polar-coded MIMO (PC-MIMO) framework is proposed to enhance the system polar-ization effect so that the …
PDF DOI IEEE WCNC
Asynchronous Polar-Coded MIMO

Progressive Rate-Filling A Framework for Agile Construction of Multilevel Polar-Coded Modulation

We propose the progressive rate-filling method as a framework to study agile construction of multilevel polar-coded modulation. We show …
PDF DOI LWC
Progressive Rate-Filling A Framework for Agile Construction of Multilevel Polar-Coded Modulation

Learning to Decode Protograph LDPC Codes

The recent development of deep learning methods provides a new approach to optimize the belief propagation (BP) decoding of linear …
PDF DOI JSAC
Learning to Decode Protograph LDPC Codes

ResNet-Like Belief-Propagation Decoding for Polar Codes

The polar neural decoder has a performance improvement at the cost of additional storage and computation. In this letter, we first …
PDF DOI LWC
ResNet-Like Belief-Propagation Decoding for Polar Codes

Block Polarization HARQ for Polar-Coded Modulation

In this paper, we propose a block polarization (BP)scheme as a framework to study polar-coded hybrid automatic repeat request …
PDF DOI TCOM
Block Polarization HARQ for Polar-Coded Modulation