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We introduce a low complexity approach to iterative equalization and decoding, or "turbo equalization", that uses clustered models to better match the nonlinear relationship that exists between likelihood information from a channel decoder…

系统与控制 · 计算机科学 2016-11-15 Kyeongyeon Kim , Jun Won Choi , Suleyman S. Kozat , Andrew C. Singer

A communication link aided by a reconfigurable intelligent surface (RIS) is studied in which the transmitter can control the state of the RIS via a finite-rate control link. Channel state information (CSI) is acquired at the receiver based…

信息论 · 计算机科学 2020-12-02 Roy Karasik , Osvaldo Simeone , Marco Di Renzo , Shlomo Shamai

In this paper, the performance of adaptive turbo equalization for nonlinearity compensation (NLC) is investigated. A turbo equalization scheme is proposed where a recursive least-squares (RLS) algorithm is used as an adaptive channel…

信号处理 · 电气工程与系统科学 2021-09-07 Edson Porto da Silva , Metodi Plamenov Yankov

In diffusion-based communication, as for molecular systems, the achievable data rate is low due to the stochastic nature of diffusion which exhibits a severe inter-symbol-interference (ISI). Multiple-Input Multiple-Output (MIMO)…

信息论 · 计算机科学 2019-04-26 S. M. Reza Rouzegar , Umberto Spagnolini

This paper proposes an encoding/decoding framework for achieving the optimal channel capacities of the two-user broadcast channel where each user (receiver) has the message targeted for the other user (receiver) as side information. Since…

信息论 · 计算机科学 2016-05-02 Taotao Wang , Soung Chang Liew , Long Shi

The asymptotic iterative decoding performances of low-density parity-check (LDPC) codes using min-sum (MS) and sum-product (SP) decoding algorithms on memoryless binary-input output-symmetric (MBIOS) channels are analyzed in this paper. For…

信息论 · 计算机科学 2007-07-13 Chun-Hao Hsu , Achilleas Anastasopoulos

Motivated by recent high bandwidth communication systems, Inter-Symbol Interference (ISI) channels with 1-bit quantized output are considered under an average-power-constrained continuous input. While the exact capacity is difficult to…

信息论 · 计算机科学 2015-05-05 Radha Krishna Ganti , Andrew Thangaraj , Arijit Mondal

Point-to-multipoint communications are expected to play a pivotal role in next-generation networks. This paper refers to a cellular system transmitting layered multicast services to a multicast group of users. Reliability of communications…

信息论 · 计算机科学 2016-11-17 Andrea Tassi , Ioannis Chatzigeorgiou , Daniel E. Lucani

In this paper, we propose an iterative source error correction (ISEC) decoding scheme for deep-learning-based joint source-channel coding (Deep JSCC). Given a noisy codeword received through the channel, we use a Deep JSCC encoder and…

机器学习 · 计算机科学 2023-02-21 Changwoo Lee , Xiao Hu , Hun-Seok Kim

This paper concerns the transmission of two independent Gaussian sources over a two-user decentralized interference channel, assuming that the transmitters are unaware of the instantaneous CSIs. The availability of the channel state…

信号处理 · 电气工程与系统科学 2017-12-21 Mohammadreza Darabi

We propose deep learning based coded waveform design for integrated sensing and communication (ISAC) with orthogonal frequency-division multiplexing (OFDM). Our goal is to design a coded waveform capable of delivering accurate target…

信号处理 · 电气工程与系统科学 2025-10-01 Chenghong Bian , Yumeng Zhang , Meng Hua , Kaitao Meng , Deniz Gunduz

We study coding schemes for error correction in interactive communications. Such interactive coding schemes simulate any $n$-round interactive protocol using $N$ rounds over an adversarial channel that corrupts up to $\rho N$ transmissions.…

数据结构与算法 · 计算机科学 2014-04-17 Mohsen Ghaffari , Bernhard Haeupler

We present a nonintrusive method for reliably estimating the noise level during quantum computation and quantum communication protected by quantum error-correcting codes. As preprocessing of quantum error correction, our scheme estimates…

量子物理 · 物理学 2014-05-27 Yuichiro Fujiwara

We present a low-complexity and low-latency decoding algorithm for a class of Reed-Muller (RM) subcodes that are defined based on the product of smaller RM codes. More specifically, the input sequence is shaped as a multi-dimensional array,…

信息论 · 计算机科学 2022-02-09 Mohammad Vahid Jamali , Mohammad Fereydounian , Hessam Mahdavifar , Hamed Hassani

Multi-scale architecture, including hierarchical vision transformer, has been commonly applied to high-resolution semantic segmentation to deal with computational complexity with minimum performance loss. In this paper, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2024-06-17 Jiwon Yoo , Jangwon Lee , Gyeonghwan Kim

We propose a method for MIMO decoding when channel state information (CSI) is unknown to both the transmitter and receiver. The proposed method requires some structure in the transmitted signal for the decoding to be effective, in…

信号处理 · 电气工程与系统科学 2018-02-06 Thomas R. Dean , Mary Wootters , Andrea J. Goldsmith

A new achievable rate region is given for the Gaussian cognitive many-to-one interference channel. The proposed novel coding scheme is based on the compute-and-forward approach with lattice codes. Using the idea of decoding sums of…

信息论 · 计算机科学 2016-11-18 Jingge Zhu , Michael Gastpar

This work proposes an iterative detection, decoding and channel estimation scheme for multiple-antenna systems assisted by multiple reflective intelligent surfaces (RIS). A novel channel estimation technique that exploits low-density…

信息论 · 计算机科学 2025-09-09 Roberto C. G. Porto , Rodrigo C. de Lamare

In this paper, we present an achievable security scheme for an interference channel with arbitrary number of users. In this model, each receiver should be able to decode its intended message while it cannot decode any meaningful information…

密码学与安全 · 计算机科学 2020-04-20 Parisa Babaheidarian , Somayeh Salimi , Panos Papadimitratos

This paper proposes a practical successive decoding scheme with finite levels for the finite-state Markov channels where there is no a priori state information at the transmitter or the receiver. The design employs either a random…

信息论 · 计算机科学 2009-05-06 Teng Li , Oliver M. Collins