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Related papers: Rate-Splitting Multiple Access for 6G -- Part I: P…

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This paper focuses on the latest research and innovations in fundamental next-generation multiple access (NGMA) techniques and the coexistence with other key technologies for the sixth generation (6G) of wireless networks. In more detail,…

Networking and Internet Architecture · Computer Science 2024-03-14 Nikos G. Evgenidis , Nikos A. Mitsiou , Vasiliki I. Koutsioumpa , Sotiris A. Tegos , Panagiotis D. Diamantoulakis , George K. Karagiannidis

As a prominent member of the next generation multiple access (NGMA) family, non-orthogonal multiple access (NOMA) has been recognized as a promising multiple access candidate for the sixth-generation (6G) networks. This article focuses on…

Information Theory · Computer Science 2022-05-13 Yuanwei Liu , Wenqiang Yi , Zhiguo Ding , Xiao Liu , Octavia Dobre , Naofal Al-Dhahir

In this paper, we introduce the design of a multi-antenna Joint Radar-Communication (JRC) system with Rate Splitting Multiple Access (RSMA) and low resolution Digital-to-Analog Converter (DAC) units. Using RSMA, the communication messages…

Signal Processing · Electrical Eng. & Systems 2021-04-19 Onur Dizdar , Aryan Kaushik , Bruno Clerckx , Christos Masouros

In this paper, we propose two novel cooperative-non-orthogonal-multiple-access (C-NOMA) and cooperative-rate-splitting-multiple-access (C-RSMA) schemes for uplink user cooperation. At the first mini-slot of these schemes, each user…

Information Theory · Computer Science 2022-08-02 Omid Abbasi , Halim Yanikomeroglu

Multiple access is the cornerstone technology for each generation of wireless cellular networks and resource allocation design plays a crucial role in multiple access. In this paper, we present a comprehensive tutorial overview for junior…

Information Theory · Computer Science 2024-07-04 Zhiqiang Wei , Dongfang Xu , Shuangyang Li , Shenghui Song , Derrick Wing Kwan Ng , Giuseppe Caire

This paper proposes a novel space-time rate-splitting multiple access (ST-RSMA) framework for multibeam low Earth orbit (LEO) satellite communications (SATCOM) systems, where space-time coding is integrated into the common stream…

Information Theory · Computer Science 2025-10-21 Jaehyup Seong , Byungju Lee , Aryan Kaushik , Wonjae Shin

This work explores the integration of rate-splitting multiple access (RSMA), simultaneous wireless information and power transfer (SWIPT), and beyond-diagonal reconfigurable intelligent surface (BD-RIS) to enhance the spectral-efficiency,…

Signal Processing · Electrical Eng. & Systems 2025-08-12 Muhammad Asif , Zain Ali , Asim Ihsan , Ali Ranjha , Zhu Shoujin , Manzoor Ahmed , Xingwang Li , Symeon Chatzinotas

Supporting immense throughput and ubiquitous connectivity holds paramount importance for future wireless networks. To this end, this letter focuses on how the spatial beams configured for legacy near-field (NF) users can be leveraged to…

Information Theory · Computer Science 2024-12-03 Jiasi Zhou , Cong Zhou , Yijie Mao , Chintha Tellambura

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

As an enhanced version of massive machine-type communication in 5G, massive communication has emerged as one of the six usage scenarios anticipated for 6G, owing to its potential in industrial internet-of-things and smart metering. Driven…

Information Theory · Computer Science 2025-04-17 Yutao Chen , Wei Chen

Integrated sensing, communication, and powering (ISCAP) has emerged as a promising solution for enabling multi-functionality in 6G networks. However, it poses a significant challenge in the design of multi-functional waveforms that must…

Signal Processing · Electrical Eng. & Systems 2026-03-18 Xiaoxuan Jiang , Yijie Mao

This work focuses on the synergy of rate-splitting multiple access (RSMA) and beyond diagonal reconfigurable intelligent surface (BD-RIS) to enlarge the coverage, improve the performance, and save on antennas. Specifically, we employ a…

Information Theory · Computer Science 2024-01-05 Hongyu Li , Shanpu Shen , Bruno Clerckx

This work investigates the design of Hybrid Automatic Repeat Request (HARQ) strategies for downlink Rate-Splitting Multiple Access (RSMA). The existence of private and common stream as well as their conditioning for Successive Interference…

Information Theory · Computer Science 2023-09-06 Rafael Cerna Loli , Onur Dizdar , Bruno Clerckx , Petar Popovski

In this paper, we propose a cognitive radio-inspired rate-splitting multiple access (CR-RSMA) scheme to assist semi-grant-free (SGF) transmissions in which a grant-based user (GBU) and multiple grant-free users (GFUs) access the…

Information Theory · Computer Science 2022-08-16 Hongwu Liu , Kyeong Jin Kim , Theodoros A. Tsiftsis , Bruno Clerckx , Kyung Sup Kwak , H. Vincent Poor

In this paper, a novel transmissive reconfigurable intelligent surface (TRIS) transceiver empowered integrated sensing and communications (ISAC) system is proposed for future multi-demand terminals. To address interference management, we…

Information Theory · Computer Science 2024-02-20 Ziwei Liu , Wen Chen , Qingqing Wu , Jinhong Yuan , Shanshan Zhang , Zhendong Li , Jun Li

This paper evaluates the performance of rate splitting (RS), a robust interference management scheme, in an optical wireless communication (OWC) network that uses infrared lasers referred to as vertical-cavity surface-emitting lasers…

Signal Processing · Electrical Eng. & Systems 2023-04-07 Khulood D. Alazwary , Ahmad Adnan Qidan , T. E. H. El-Gorashi , Jaafar M. H. Elmirghani

Massive interconnection has sparked people's envisioning for next-generation ultra-reliable and low-latency communications (xURLLC), prompting the design of customized next-generation advanced transceivers (NGAT). Rate-splitting multiple…

Information Theory · Computer Science 2024-02-27 Yuang Chen , Hancheng Lu , Chenwu Zhang , Yansha Deng , Arumugam Nallanathan

With the rapid proliferation of smart devices in wireless networks, more powerful technologies are expected to fulfill the network requirements of high throughput, massive connectivity, and diversify quality of service. To this end, rate…

Information Theory · Computer Science 2023-04-12 Huabing Lu , Xianzhong Xie , Zhaoyuan Shi , Hongjian Lei , Nan Zhao , Jun Cai

We consider the problem of power allocation in Rate-Splitting Multiple Access (RSMA) systems, where messages are split into common and private messages. The common and private streams are jointly transmitted to allow efficient use of the…

Systems and Control · Electrical Eng. & Systems 2023-09-11 Temitope O. Fajemilehin , Kobi Cohen

This work focuses on the promising Rate-Splitting Multiple Access (RSMA) and its beamforming design problem to achieve max-min fairness (MMF) among multiple co-channel multicast groups with imperfect channel state information at the…

Signal Processing · Electrical Eng. & Systems 2020-11-11 Longfei Yin , Bruno Clerckx