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As a promising technology in beyond-5G (B5G) and 6G, dual-function radar-communication (DFRC) aims to ensure both radar sensing and communication on a single integrated platform with unified signaling schemes. To achieve accurate sensing…

Signal Processing · Electrical Eng. & Systems 2024-03-05 Ziyang Cheng , Linlong Wu , Bowen Wang , Bhavani Shankar , Bin Liao , Björn Ottersten

Full Duplex (FD) radio has emerged as a promising solution to increase the data rates by up to a factor of two via simultaneous transmission and reception in the same frequency band. This paper studies a novel hybrid beamforming (HYBF)…

Information Theory · Computer Science 2022-01-04 Chandan Kumar Sheemar , Christo Kurisummoottil Thomas , Dirk Slock

The evolution of wireless systems has led to a continuous increase in the demand for radio frequency spectrum. To address this issue, a technology that has received a lot of attention is In-Band Full-Duplex (IBFD). The interest in IBFD…

Signal Processing · Electrical Eng. & Systems 2022-02-03 Hossein Mohammadi , Maryam Sabbaghian , Vuk Marojevic

In this letter, we consider hybrid beamforming for millimeter wave (mmWave) MIMO integrated sensing and communications (ISAC). We design the transmit beam of a dual-functional radar-communication (DFRC) base station (BS), aiming at…

Signal Processing · Electrical Eng. & Systems 2022-03-15 Chenhao Qi , Wei Ci , Jinming Zhang , Xiaohu You

Hybrid digital and analog beamforming is a highly effective technique for implementing beamforming methods in millimeter wave (mmWave) systems. It provides a viable solution to replace the complex fully digital beamforming techniques.…

Information Theory · Computer Science 2025-09-30 Rohollah Vahdani , S. Mohammad Razavizadeh

This study employs a uniform rectangular array (URA) sub-connected hybrid beamforming (SC-HBF) architecture to provide a novel self-interference (SI) suppression scheme in a full-duplex (FD) massive multiple-input multiple-output (mMIMO)…

Information Theory · Computer Science 2024-02-14 Mobeen Mahmood , Yuanxing Zhang , Robert Morawski , Tho Le-Ngoc

In this paper, we propose a wideband Full Duplex (FD) Multiple-Input Multiple-Output (MIMO) communication system comprising of an FD MIMO node simultaneously communicating with two multi-antenna UpLink (UL) and DownLink (DL) nodes utilizing…

Information Theory · Computer Science 2021-12-17 Md Atiqul Islam , George C. Alexandropoulos , Besma Smida

In this letter, we investigate the millimeter wave (mmWave) downlink multiuser multiple-input multiple-output (MU-MIMO) system, adopting the dynamic subarray architecture at the base station and considering the multi-stream communication…

Signal Processing · Electrical Eng. & Systems 2022-05-09 Gengshan Wang , Zhijia Yang , Tierui Gong

Hybrid beamforming is widely recognized as an important technique for millimeter wave (mmWave) multiple input multiple output (MIMO) systems. Generalized spatial modulation (GSM) is further introduced to improve the spectrum efficiency.…

Information Theory · Computer Science 2023-02-16 Zhilin Lu , Xudong Zhang , Rui Zeng , Jintao Wang

Switch-based hybrid network is a promising implementation for beamforming in large-scale millimetre wave (mmWave) antenna arrays. By fully exploiting the sparse nature of the mmWave channel, such hybrid beamforming reduces complexity and…

Signal Processing · Electrical Eng. & Systems 2019-09-02 Hamed Nosrati , Elias Aboutanios , Xiangrong Wang , David Smith

To satisfy the capacity requirements of future mobile systems, under-utilized millimeter wave frequencies can be efficiently exploited by employing massive MIMO technology with highly directive beamforming. Hybrid analog-digital beamforming…

Signal Processing · Electrical Eng. & Systems 2020-12-08 Mohammad Majidzadeh , Jarkko Kaleva , Nuutti Tervo , Harri Pennanen , Antti Tolli , Matti Latva-aho

Millimeter wave (mmWave) communication represents one of the main innovations of the next generation of wireless technologies, allowing users to reach unprecedented data rates. To overcome the high path loss at mmWave frequencies, these…

Signal Processing · Electrical Eng. & Systems 2020-11-12 Mattia Lecci , Tommaso Zugno , Silvia Zampato , Michele Zorzi

Hybrid analog and digital BeamForming (HBF) is one of the enabling transceiver technologies for millimeter Wave (mmWave) Multiple Input Multiple Output (MIMO) systems. This technology offers highly directional communication, which is able…

Information Theory · Computer Science 2021-01-19 George C. Alexandropoulos , Ioanna Vinieratou , Mattia Rebato , Luca Rose , Michele Zorzi

Full-duplex (FD) technology is envisaged as a key component for future mobile broadband networks due to its ability to boost the spectral efficiency. FD systems can transmit and receive simultaneously on the same frequency at the expense of…

Information Theory · Computer Science 2017-05-12 Italo Atzeni , Marios Kountouris

Hybrid analog and digital beamforming is a promising candidate for large-scale mmWave MIMO systems because of its ability to significantly reduce the hardware complexity of the conventional fully-digital beamforming schemes while being…

Information Theory · Computer Science 2017-11-23 Foad Sohrabi , Wei Yu

In millimeter-wave (mmWave) dual-function radar-communication (DFRC) systems, hybrid beamforming (HBF) is recognized as a promising technique utilizing a limited number of radio frequency chains. In this work, in the presence of extended…

Signal Processing · Electrical Eng. & Systems 2022-11-07 Ziyang Cheng , Linlong Wu , Bowen Wang , Bhavani Shankar M. R. , Björn Ottersten

In this paper, a novel full-duplex non-coherent (FD-NC) transmission scheme is developed for massive multiple-input multiple-output (mMIMO) systems using analog beamforming (ABF). We propose to use a structured Grassmannian constellation…

Information Theory · Computer Science 2022-02-01 Asil Koc , Ahmed Masmoudi , Tho Le-Ngoc

This letter develops a novel transmit beamforming (BF) design for canceling self-interference (SI) in analog in-band full-duplex phased arrays. Our design maximizes transmit BF gain in a desired direction while simultaneously reducing SI…

Signal Processing · Electrical Eng. & Systems 2024-01-26 Ao Liu , Ian P. Roberts , Taneli Riihonen , Weixing Sheng

In this paper, we study Full Duplex (FD) Multiple-Input Multiple-Output (MIMO) radios for simultaneous data communication and control information exchange. Capitalizing on a recently proposed FD MIMO architecture combining digital transmit…

Information Theory · Computer Science 2020-03-17 Md Atiqul Islam , George C. Alexandropoulos , Besma Smida

This study considers a novel full-duplex (FD) massive multiple-input multiple-output (mMIMO) system using hybrid beamforming (HBF) architecture, which allows for simultaneous uplink (UL) and downlink (DL) transmission over the same…

Information Theory · Computer Science 2023-09-08 Mobeen Mahmood , Asil Koc , Duc Tuong Nguyen , Robert Morawski , Tho Le-Ngoc