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As the standardization of sixth generation (6G) wireless systems accelerates, there is a growing consensus in favor of evolutionary waveforms that offer new features while maximizing compatibility with orthogonal frequency division…

Signal Processing · Electrical Eng. & Systems 2026-02-17 Hyeon Seok Rou , Vincent Savaux , Zeping Sui , Giuseppe Thadeu Freitas de Abreu , Zilong Liu

Wireless communication is the most effective communication to convey audio or video information among the population. It enables the masses to connect throughout the world. Wireless technologies improve the lifestyle of individuals in rural…

Signal Processing · Electrical Eng. & Systems 2020-02-13 Usha S. M , Mahesh H. B

The discussion on using zero padding (ZP) instead of a cyclic prefix (CP) for enhancing channel estimation and equalization performance is a recurring topic in waveform design for future wireless systems that high spectral efficiency and…

Information Theory · Computer Science 2023-03-15 Koosha Pourtahmasi Roshandeh , Mostafa Mohammadkarimi , Masoud Ardakani

In this paper, channel estimation and data detection for multihop relaying orthogonal frequency division multiplexing (OFDM) system is investigated under time-varying channel. Different from previous works, which highly depend on the…

Information Theory · Computer Science 2012-05-25 Rui Min , Yik-Chung Wu

Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier modulation scheme that provides efficient bandwidth utilization and robustness against time dispersive channels. This paper deals with the basic system model for OFDM…

Information Theory · Computer Science 2011-11-09 Kaur Inderjeet , Sharma Kanchan , Kulkarni. M

A novel modulation scheme termed orthogonal frequency-division multiplexing with subcarrier number modulation (OFDM-SNM) has been proposed and regarded as one of the promising candidate modulation schemes for next generation networks.…

Signal Processing · Electrical Eng. & Systems 2019-05-02 Shuping Dang , Guoqing Ma , Basem Shihada , Mohamed-Slim Alouini

In the context of wireless communications, we propose a deep learning approach to learn the mapping from the instantaneous state of a frequency selective fading channel to the corresponding frame error probability (FEP) for an arbitrary set…

Signal Processing · Electrical Eng. & Systems 2017-11-01 Vidit Saxena , Joakim Jaldén , Mats Bengtsson , Hugo Tullberg

Pinching-antenna systems (PASS) have recently attracted considerable attention owing to their capability of flexibly reconfiguring large-scale wireless channels. Motivated by this potential, we investigate the issue of joint localization…

Signal Processing · Electrical Eng. & Systems 2025-12-11 Min Liu , Yue Xiao , Shuaixin Yang , Gang Wu , Xianfu Lei , Wei Xiang

Windowed orthogonal frequency-division multiplexing (OFDM) and wavelet OFDM have been proposed as medium access techniques for broadband communications over the power line network by the standard IEEE 1901. Windowed OFDM has been…

Information Theory · Computer Science 2017-03-16 Freddy A. Pinto-Benel , Manuel Blanco-Velasco , Fernando Cruz-Roldán

In time-domain synchronous OFDM (TDS-OFDM) system for digital television terrestrial multimedia broadcasting (DTMB) standard, the baseband OFDM signal is upsampled and shaping filtered by square root raised cosine (SRRC) filter before…

Information Theory · Computer Science 2016-11-15 Zhen Gao , Chao Zhang , Yu Zhang , Hang Zhang

Cell-free massive multiple-input-multiple-output (CF-mMIMO) is regarded as one of the promising technologies for next-generation wireless networks. However, due to its distributed architecture, geographically separated access points (APs)…

Signal Processing · Electrical Eng. & Systems 2024-11-11 Pengzhe Xin , Yang Cao , Yue Wu , Dongming Wang , Xiaohu You , Jiangzhou Wang

Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier modulation technique which is very much popular in new wireless networks of IEEE standard, digital television, audio broadcasting and 4G mobile communications. The main…

Networking and Internet Architecture · Computer Science 2013-09-30 Ankit Chadha , Neha Satam , Beena Ballal

The sixth generation (6G) of wireless networks introduces integrated sensing and communication (ISAC), a technology in which communication and sensing functionalities are inextricably linked, sharing resources across time, frequency, space,…

Signal Processing · Electrical Eng. & Systems 2024-06-28 Silvia Mura , Dario Tagliaferri , Marouan Mizmizi , Umberto Spagnolini , Athina Petropulu

Only the chairs can edit The availability of abundant bandwidth at terahertz (THz) frequencies holds promise for significantly enhancing the sensing performance of integrated sensing and communication (ISAC) systems in the next-generation…

Signal Processing · Electrical Eng. & Systems 2024-05-29 Tommaso Bacchielli , Lorenzo Pucci , Davide Dardari , Andrea Giorgetti

The next generation communication systems are evolving towards an increased flexibility in different aspects. Enhanced flexibility is the key in order to address diverse requirements. This paper presents the significance of adaptive guards…

Signal Processing · Electrical Eng. & Systems 2019-02-19 Ali Fatih Demir , Huseyin Arslan

This article introduces a bistatic joint radar-communication (RadCom) system based on orthogonal frequency-division multiplexing (OFDM). In this context, the adopted OFDM frame structure is described and system model encompassing time,…

Signal Processing · Electrical Eng. & Systems 2023-05-25 Lucas Giroto de Oliveira , David Brunner , Axel Diewald , Charlotte Muth , Laurent Schmalen , Thomas Zwick , Benjamin Nuss

The demand for high-speed mobile wireless communications is rapidly growing. Orthogonal Frequency Division Multiplexing (OFDM) technology promises to be a key technique for achieving the high data capacity and spectral efficiency…

Information Theory · Computer Science 2013-03-19 I. Pramanik , M. A. F. M. Rashidul Hasan , Rubaiyat Yasmin , M. Sakir Hossain , Ahmed Kamal S. K

The acquisition of channel state information (CSI) is essential in MIMO-OFDM communication systems. Data-aided enhanced receivers, by incorporating domain knowledge, effectively mitigate performance degradation caused by imperfect CSI,…

Information Theory · Computer Science 2025-04-22 Xinjie Li , Jing Zhang , Xingyu Zhou , Chao-Kai Wen , Shi Jin

This paper considers a multi-functional orthogonal frequency division multiplexing (OFDM) system with integrated sensing, communication, and powering (ISCAP), in which a multi-antenna base station (BS) transmits OFDM signals to…

Signal Processing · Electrical Eng. & Systems 2024-08-27 Yilong Chen , Chao Hu , Zixiang Ren , Han Hu , Jie Xu , Lexi Xu , Lei Liu , Shuguang Cui

Differential space time block coding (STBC) achieves full spatial diversity and avoids channel estimation overhead. Over highly frequency-selective channels, STBC is integrated with orthogonal frequency division multiplexing (OFDM) to…

Information Theory · Computer Science 2016-12-28 Lei Chen , Ahmed G. Helmy , Guangrong Yue , Shaoqian Li , Naofal Al-Dhahir