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Related papers: RSMA-Aided Full-Duplex Networks Under Imperfect CS…

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In uplink non-orthogonal multiple access (NOMA) channels, the existing cooperative successive interference cancellation (SIC) and power control (PC) schemes lack the capability of achieving the full capacity region, which restricts the…

Information Theory · Computer Science 2022-02-02 Hongwu Liu , Zhiquan Bai , Hongjiang Lei , Gaofeng Pan , Kyeong Jin Kim , Theodoros A. Tsiftsis

Rate-splitting multiple access (RSMA) has been studied for multiuser multiple-input multiple-output (MUMIMO) systems especially in the presence of imperfect channel state information (CSI) at the transmitter. However, its precoding designs…

Information Theory · Computer Science 2025-12-05 Wentao Zhou , Yijie Mao , Di Zhang , Mérouane Debbah , Inkyu Lee

Rate-Splitting Multiple Access (RSMA) has emerged as a potent and reliable multiple access and interference management technique in wireless communications. While downlink Multiple-Input Multiple-Ouput (MIMO) RSMA has been widely…

Information Theory · Computer Science 2024-06-04 Jiawei Xu , Bruno Clerckx

This paper investigates the uplink achievable rates of massive multiple-input multiple-output (MIMO) antenna systems in Ricean fading channels, using maximal-ratio combining (MRC) and zero-forcing (ZF) receivers, assuming perfect and…

Information Theory · Computer Science 2015-06-19 Qi Zhang , Shi Jin , Kai-Kit Wong , Hongbo Zhu , Michail Matthaiou

Reliable estimation of users' channels and data in rapidly time varying fading environments is a very challenging task of multiuser detection (MUD) techniques that promise impressive capacity gains for interference limited systems such as…

Information Theory · Computer Science 2012-05-15 Indu L. Shakya , Falah H. Ali

To fully unlock the benefits of multiple-input multiple-output (MIMO) networks, downlink channel state information (CSI) is required at the base station (BS). In frequency division duplex (FDD) systems, the CSI is acquired through a…

Information Theory · Computer Science 2023-05-23 Matteo Nerini , Valentina Rizzello , Michael Joham , Wolfgang Utschick , Bruno Clerckx

With Full Duplex (FD), wireless terminal is capable of transmitting and receiving data simultaneously in the same frequency resources, however, it introduces self interference and co-channel interference. Even though various signal…

Information Theory · Computer Science 2023-02-01 Askar Mandali Kundu , Rudrashish Pal , Mayank Kumar , Sreejith T

The sixth-generation (6G) wireless technology recognizes the potential of reconfigurable intelligent surfaces (RIS) as an effective technique for intelligently manipulating channel paths through reflection to serve desired users.…

Information Theory · Computer Science 2023-11-21 Li-Hsiang Shen , Chia-Jou Ku , Kai-Ten Feng

Effective and adaptive interference management is required in next generation wireless communication systems. To address this challenge, Rate-Splitting Multiple Access (RSMA), relying on multi-antenna rate-splitting (RS) at the transmitter…

Signal Processing · Electrical Eng. & Systems 2022-12-21 Rafael Cerna Loli , Onur Dizdar , Bruno Clerckx , Cong Ling

This letter investigates the impact of co-channel interference (CCI) on the performance of a decode-and-forward (DF) relaying network with a reconfigurable intelligent surface (RIS)-assisted source. We consider one source, multiple DF…

Signal Processing · Electrical Eng. & Systems 2020-11-11 Doaa Salim , Monjed H. Samuh , Anas M. Salhab

Most Rate-Splitting Multiple Access (RSMA) implementations rely on successive interference cancellation (SIC) at the receiver, whose performance is inherently limited by error propagation during common-stream decoding. This paper addresses…

Signal Processing · Electrical Eng. & Systems 2026-03-30 Guoqian Sun , Xinze Lyu , Bruno Clerckx

Given the critical dependence of broadcast channels by the accuracy of channel state information at the transmitter (CSIT), we develop a general downlink model with zero-forcing (ZF) precoding, applied in realistic heterogeneous cellular…

Information Theory · Computer Science 2017-06-19 Anastasios Papazafeiropoulos , Tharm Ratnarajah

We consider a practical spatially correlated reconfigurable intelligent surface (RIS)-aided cell-free (CF) massive multiple-input-multiple-output (mMIMO) system with multi-antenna access points (APs) over spatially correlated Rician fading…

Information Theory · Computer Science 2022-09-29 Enyu Shi , Jiayi Zhang , Zhe Wang , Derrick Wing Kwan Ng , Bo Ai

This letter focuses on integrating rate-splitting multiple-access (RSMA) with time-division-duplex Cell-free Massive MIMO (multiple-input multiple-output) for massive machine-type communications. Due to the large number of devices, their…

Signal Processing · Electrical Eng. & Systems 2022-05-06 Anup Mishra , Yijie Mao , Luca Sanguinetti , Bruno Clerckx

With the denser distribution of antenna elements, stronger mutual coupling effects would kick in among antenna elements, which would eventually affect the communication performance. Meanwhile, as the holographic array usually has large…

Information Theory · Computer Science 2026-01-01 Mengyu Qian , Xidong Mu , Li You , Hyundong Shin , Michail Matthaiou

In this work, we develop an efficient precoding strategy for a multi-user multiple-input-single output (MU MISO) system operating in frequency-division-duplex (FDD) mode, where rate splitting multiple access (RSMA) is implemented. To this…

Signal Processing · Electrical Eng. & Systems 2024-03-22 Donia Ben Amor , Michael Joham , Wolfgang Utschick

In this work, we present new results for the application of rate splitting multiple access (RSMA) to the downlink (DL) of a massive multiple-input-multiple-output (MaMIMO) system operating in frequency-division-duplex (FDD) mode. Due to the…

Signal Processing · Electrical Eng. & Systems 2023-01-31 Donia Ben Amor , Michael Joham , Wolfgang Utschick

Full-duplex (FD) wireless can significantly enhance spectrum efficiency but requires tremendous amount of self-interference (SI) cancellation. Recent advances in the RFIC community enabled wideband RF SI cancellation (SIC) in integrated…

Signal Processing · Electrical Eng. & Systems 2018-12-05 Tingjun Chen , Mahmood Baraani Dastjerdi , Jin Zhou , Harish Krishnaswamy , Gil Zussman

This paper investigates the radio resource management (RRM) design for multiuser rate-splitting multiple access (RSMA), accounting for various characteristics of practical wireless systems, such as the use of discrete rates, the inability…

Signal Processing · Electrical Eng. & Systems 2024-05-01 L. F. Abanto-Leon , A. Krishnamoorthy , A. Garcia-Saavedra , G. H. Sim , R. Schober , M. Hollick

Intelligent reflecting surfaces (IRS) have emerged as a promising technology to enhance the performance of wireless communication systems. By actively manipulating the wireless propagation environment, IRS enables efficient signal…

Signal Processing · Electrical Eng. & Systems 2023-08-21 Chandan Kumar Sheemar , Sourabh Solanki , Jorge Querol , Sumit Kumar , Symeon Chatzinotas
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