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The fifth generation (5G) wireless standard will support several new use cases and 10 to 100 times the performance of fourth generation (4G) systems. Because of the diverse applications for 5G, flexible solutions which can address…

Information Theory · Computer Science 2017-10-03 Alphan Şahin , Erdem Bala , Rui Yang , Robert L. Olesen

Optical interconnect is a potential solution to attain the large bandwidth on-chip communications needed in high performance computers in a low power and low cost manner. Mode-division multiplexing (MDM) is an emerging technology that…

Emerging Technologies · Computer Science 2017-08-02 Xinru Wu , Chaoran Huang , Ke Xu , Chester Shu , Hon Ki Tsang

Next generation wireless networks are expected to provide much higher data throughput and reliable connections for a far larger number of wireless service subscribers and machine-type nodes, which result in increasingly stringent…

Information Theory · Computer Science 2019-04-10 Shuping Dang , Basem Shihada , Mohamed-Slim Alouini

Automatic modulation classification (AMC) is essential for wireless communication systems in both military and civilian applications. However, existing deep learning-based AMC methods often require large labeled signals and struggle with…

Signal Processing · Electrical Eng. & Systems 2025-08-05 Haoyue Tan , Yu Li , Zhenxi Zhang , Xiaoran Shi , Feng Zhou

Affine frequency division multiplexing (AFDM) has been considered as a promising waveform to enable high-reliable connectivity in the internet of vehicles. However, accurate channel estimation is critical and challenging to achieve the…

Information Theory · Computer Science 2025-12-18 Xiangxiang Li , Haiyan Wang , Yao Ge , Xiaohong Shen , Miaowen Wen , Shun Zhang , Yong Liang Guan

Intelligent reflecting surface (IRS) is considered as an enabling technology for future wireless communication systems since it can intelligently change the wireless environment to improve the communication performance. In this paper, an…

Signal Processing · Electrical Eng. & Systems 2019-09-26 Hongyu Li , Rang Liu , Ming Li , Qian Liu

In this study, a novel index modulation based communication system is proposed by combining the recently popular code index modulation-spread spectrum (CIM-SS) and reconfigurable intelligent surface (RIS) techniques. This technique is…

Signal Processing · Electrical Eng. & Systems 2022-11-29 Fatih Cogen , Burak Ahmet Ozden , Erdogan Aydin , Nihat Kabaoglu

This paper investigates the robustness of affine frequency division multiplexing (AFDM) and orthogonal time frequency space (OTFS) modulation schemes against non-white Gaussian noise, which can model various sources of additive disturbances…

Signal Processing · Electrical Eng. & Systems 2025-10-07 Vincent Savaux , Steve Sawadogo , Hyeon Seok Rou , Giuseppe Thadeu Freitas de Abreu

The recently proposed multi-chirp waveform, affine frequency division multiplexing (AFDM), is regarded as a prospective candidate for integrated sensing and communication (ISAC) due to its robust performance in high-mobility scenarios and…

Signal Processing · Electrical Eng. & Systems 2025-03-14 Yirui Luo , Yong Liang Guan , Yao Ge , Chau Yuen

Ambient backscatter communication (AmBC) enables radio-frequency (RF) powered backscatter devices (BDs) (e.g., sensors, tags) to modulate their information bits over ambient RF carriers in an over-the-air manner. This technology also called…

Information Theory · Computer Science 2017-04-11 Gang Yang , Ying-Chang Liang , Rui Zhang , Yiyang Pei

Motivated by the looming "capacity crunch" in fiber-optic networks, information transmission over such systems is revisited. Among numerous distortions, inter-channel interference in multiuser wavelength-division multiplexing (WDM) is…

Information Theory · Computer Science 2014-10-09 Mansoor I. Yousefi , Frank R. Kschischang

We propose a space-frequency (SF) block coding scheme for a multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) system using antennas with reconfigurable radiation patterns. In this system, each element…

Information Theory · Computer Science 2015-08-17 Vida Vakilian , Jean-Francois Frigon , Sebastien Roy

Affine frequency division multiplexing (AFDM) has emerged as a promising modulation scheme for doubly selective channels, but its canonical continuous-time realization, referred to herein as piecewise continuous AFDM (PC-AFDM), has been…

Signal Processing · Electrical Eng. & Systems 2026-05-13 Yewen Cao , Yulin Shao

This paper presents an approximate wireless communication scheme for federated learning (FL) model aggregation in the uplink transmission. We consider a realistic channel that reveals bit errors during FL model exchange in wireless…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-04-10 Xiang Ma , Haijian Sun , Rose Qingyang Hu , Yi Qian

In this paper, a novel modulation scheme called set partition modulation (SPM) is proposed. In this scheme, set partitioning and ordered subsets in the set partitions are used to form codewords. We define different SPM variants and depict a…

Signal Processing · Electrical Eng. & Systems 2019-10-25 Ferhat Yarkin , Justin P. Coon

In this paper, we propose an enhanced Huffman coded orthogonal frequency-division multiplexing with index modulation (EHC-OFDM-IM) scheme. The proposed scheme is capable of utilizing all legitimate subcarrier activation patterns (SAPs) and…

Information Theory · Computer Science 2020-01-07 Shuping Dang , Shuaishuai Guo , Justin P. Coon , Basem Shihada , Mohamed-Slim Alouini

In this work, we propose a novel low complexity Generalised Frequency Division Multiplexing (GFDM) transceiver design. GFDM modulation matrix is factorized into FFT matrices and a diagonal matrix to design low complexity GFDM transmitter.…

Information Theory · Computer Science 2018-11-19 Shashank Tiwari , Suvra Sekhar Das

As a promising technique for high-mobility wireless communications, orthogonal time frequency space (OTFS) has been proved to enjoy excellent advantages with respect to traditional orthogonal frequency division multiplexing (OFDM). However,…

Information Theory · Computer Science 2022-10-26 Mi Qian , Yao Ge , Miaowen Wen , Fei Ji

A novel dual-function radar communication (DFRC) system is proposed, that achieves high target resolution and high communication rate. It consists of a multiple-input multiple-output (MIMO) radar, where only a small number of antennas are…

Signal Processing · Electrical Eng. & Systems 2021-06-11 Zhaoyi Xu , Athina Petropulu , Shunqiao Sun

Federated edge learning (FEEL) is a framework for training models in a distributed fashion using edge devices and a server that coordinates the learning process. In FEEL, edge devices periodically transmit model parameters to the server,…

Signal Processing · Electrical Eng. & Systems 2024-05-28 Marc Martinez-Gost , Ana Pérez-Neira , Miguel Ángel Lagunas
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