English
Related papers

Related papers: Low Complexity Deep Learning Augmented Wireless Ch…

200 papers

In this paper, we propose a novel deep learning based approach for joint channel estimation and signal detection in orthogonal frequency division multiplexing (OFDM) systems by exploring the time and frequency correlation of wireless fading…

Information Theory · Computer Science 2020-08-11 Xuemei Yi , Caijun Zhong

Channel estimation forms one of the central component in current OFDM systems that aims to eliminate the inter-symbol interference by calculating the CSI using the pilot symbols and interpolating them across the entire time-frequency grid.…

Signal Processing · Electrical Eng. & Systems 2020-03-06 Raja Sattiraju , Andreas Weinand , Hans D. Schotten

ElectrodeNet, a deep learning based sound coding strategy for the cochlear implant (CI), is proposed to emulate the advanced combination encoder (ACE) strategy by replacing the conventional envelope detection using various artificial neural…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-29 Enoch Hsin-Ho Huang , Rong Chao , Yu Tsao , Chao-Min Wu

Channel estimation (CE) for millimeter-wave (mmWave) lens-array suffers from prohibitive training overhead, whereas the state-of-the-art solutions require an extra complicated radio frequency phase shift network. By contrast, lens-array…

Information Theory · Computer Science 2019-12-24 Ziwei Wan , Zhen Gao , Byonghyo Shim , Kai Yang , Guoqiang Mao , Mohamed-Slim Alouini

Research on machine learning for channel estimation, especially neural network solutions for wireless communications, is attracting significant current interest. This is because conventional methods cannot meet the present demands of the…

Signal Processing · Electrical Eng. & Systems 2022-01-26 Dianxin Luan , John Thompson

Reconfigurable intelligent surface (RIS) has been recognized as a promising technology for next-generation wireless communications. However, the performance of RIS-assisted systems critically depends on accurate channel state information…

Signal Processing · Electrical Eng. & Systems 2026-01-08 Yang Wang , Yin Xu , Cixiao Zhang , Zhiyong Chen , Mingzeng Dai , Haiming Wang , Bingchao Liu , Dazhi He , Meixia Tao

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…

Signal Processing · Electrical Eng. & Systems 2025-10-01 Chenghong Bian , Yumeng Zhang , Meng Hua , Kaitao Meng , Deniz Gunduz

This paper presents a large-system analysis of the performance of joint channel estimation, multiuser detection, and per-user decoding (CE-MUDD) for randomly-spread multiple-input multiple-output (MIMO) direct-sequence code-division…

Information Theory · Computer Science 2016-11-15 Keigo Takeuchi , Mikko Vehkaperae , Toshiyuki Tanaka , Ralf R. Mueller

Cell-free Integrated Sensing and Communication (ISAC) aims to revolutionize 6th Generation (6G) networks. By combining distributed access points with ISAC capabilities, it boosts spectral efficiency, situational awareness, and communication…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Mohammad Farzanullah , Han Zhang , Akram Bin Sediq , Ali Afana , Melike Erol-Kantarci

This letter presents the first work introducing a deep learning (DL) framework for channel estimation in large intelligent surface (LIS) assisted massive MIMO (multiple-input multiple-output) systems. A twin convolutional neural network…

Signal Processing · Electrical Eng. & Systems 2020-09-11 Ahmet M. Elbir , A Papazafeiropoulos , P. Kourtessis , S. Chatzinotas

In this paper, we devise a highly efficient machine learning-based channel estimation for orthogonal frequency division multiplexing (OFDM) systems, in which the training of the estimator is performed online. A simple learning module is…

Signal Processing · Electrical Eng. & Systems 2021-07-15 Kai Mei , Jun Liu , Xiaoying Zhang , Kuo Cao , Nandana Rajatheva , Jibo Wei

Channel estimation and signal detection are essential steps to ensure the quality of end-to-end communication in orthogonal frequency-division multiplexing (OFDM) systems. In this paper, we develop a DDLSD approach, i.e., Data-driven Deep…

Information Theory · Computer Science 2021-07-29 Guangliang Pan , Zitong Liu , Wei Wang , Minglei Li

Massive multiple-input multiple-output (MIMO) systems require downlink channel state information (CSI) at the base station (BS) to better utilize the available spatial diversity and multiplexing gains. However, in a frequency division…

Information Theory · Computer Science 2021-02-15 Mahdi Boloursaz Mashhadi , Qianqian Yang , Deniz Gunduz

This article aims to reduce huge pilot overhead when estimating the reconfigurable intelligent surface (RIS) relayed wireless channel. Motivated by the compelling grasp of deep learning in tackling nonlinear mapping problems, the proposed…

Signal Processing · Electrical Eng. & Systems 2021-04-26 Shen Gao , Peihao Dong , Zhiwen Pan , Geoffrey Ye Li

As of today, the best accuracy in line segment detection (LSD) is achieved by algorithms based on convolutional neural networks - CNNs. Unfortunately, these methods utilize deep, heavy networks and are slower than traditional model-based…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Lev Teplyakov , Leonid Erlygin , Evgeny Shvets

Massive multiple input and multiple output (MIMO) systems with orthogonal frequency division multiplexing (OFDM) are foundational for downlink multi-user (MU) communication in future wireless networks, for their ability to enhance spectral…

Signal Processing · Electrical Eng. & Systems 2025-07-30 Erdeng Zhang , Shuntian Zheng , Sheng Wu , Haoge Jia , Zhe Ji , Ailing Xiao

High-performance deep neural network (DNN)-based systems are in high demand in edge environments. Due to its high computational complexity, it is challenging to deploy DNNs on edge devices with strict limitations on computational resources.…

Machine Learning · Computer Science 2023-07-04 Hiroki Kawakami , Hirohisa Watanabe , Keisuke Sugiura , Hiroki Matsutani

This paper proposes a model-driven deep learning (MDDL)-based channel estimation and feedback scheme for wideband millimeter-wave (mmWave) massive hybrid multiple-input multiple-output (MIMO) systems, where the angle-delay domain channels'…

Information Theory · Computer Science 2022-01-20 Xisuo Ma , Zhen Gao , Feifei Gao , Marco Di Renzo

Denoising of periodic signals and accurate waveform estimation are core tasks across many signal processing domains, including speech, music, medical diagnostics, radio, and sonar. Although deep learning methods have recently shown…

Machine Learning · Computer Science 2026-04-24 Eli Gildish , Michael Grebshtein , Igor Makienko

Deep Convolutional Neural Networks (CNNs) are more powerful than Deep Neural Networks (DNN), as they are able to better reduce spectral variation in the input signal. This has also been confirmed experimentally, with CNNs showing…