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Related papers: Relay-Assisted Carrier Aggregation (RACA) Uplink S…

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Carrier aggregation (CA) is a technique that allows mobile networks to combine multiple carriers to increase user data rate. On the uplink, for power constrained users, this translates to the need for an efficient resource allocation…

This paper considers the weighted sum rate (WSR) maximized resource allocation (RA) constrained by a system sum power in an orthogonal frequency division multiple access (OFDMA) downlink transmission system assisted by multiple…

Information Theory · Computer Science 2015-05-28 Tao Wang , Luc Vandendorpe

The enormous quality of service (QoS) demands posed by mission-critical use-cases of future 5G/6G wireless communication raise the need for resource-efficient highly reliable and low latency connectivity solutions. Multi-connectivity is…

Information Theory · Computer Science 2022-11-24 Yasemin Karacora , Aydin Sezgin

This paper addresses a weighted sum rate (WSR) maximization problem for downlink OFDMA aided by a decode-and-forward (DF) relay under a total power constraint. A novel subcarrier-pair based opportunistic DF relaying protocol is proposed.…

Systems and Control · Computer Science 2015-06-12 Tao Wang , Francois Glineur , Jerome Louveaux , Luc Vandendorpe

Over the past few years, the prevalence of wireless devices has become one of the essential sources of electromagnetic (EM) radiation to the public. Facing with the swift development of wireless communications, people are skeptical about…

Information Theory · Computer Science 2023-04-19 Hanyu Jiang , Li You , Ahmed Elzanaty , Jue Wang , Wenjin Wang , Xiqi Gao , Mohamed-Slim Alouini

Extended Reality (XR) applications have limited capacity in 5th generation-advanced (5G-A) cellular networks due to high throughput requirements coupled with strict latency and high reliability constraints. To enhance XR capacity in the…

Signal Processing · Electrical Eng. & Systems 2025-12-16 Muhammad Ahsen , Boyan Yanakiev , Claudio Rosa , Ramoni Adeogun

In relay-aided wireless transmission systems, one of the key issues is how to decide assisting relays and manage the energy resource at the source and each individual relay, to maximize a certain objective related to system performance.…

Information Theory · Computer Science 2015-03-19 Tao Wang , Luc Vandendorpe

In this paper, we investigate the problem of max-min rate maximization in fluid antenna relay (FAR)-assisted multi-user uplink multiple-input single-output (MISO) wireless systems, where each user is equipped with a single fluid antenna…

Signal Processing · Electrical Eng. & Systems 2025-07-02 Ruopeng Xu , Zhaohui Yang , Ting Zhang , Mingzhe Chen , Chen Zhu , Zhaoyang Zhang

The future mobile communication systems will support intelligent applications such as Internet of Vehicles (IoV) and Extended Reality (XR). Integrated Sensing and Communication (ISAC) is regarded as one of the key technologies satisfying…

Signal Processing · Electrical Eng. & Systems 2023-11-29 Zhiqing Wei , Haotian Liu , Xinyi Yang , Wangjun Jiang , Huici Wu , Xingwang Li , Zhiyong Feng

Extended reality (XR) applications often perform resource-intensive tasks, which are computed remotely, a process that prioritizes the latency criticality aspect. To this end, this paper shows that through leveraging the power of the…

Information Theory · Computer Science 2023-12-07 Robert-Jeron Reifert , Hayssam Dahrouj , Aydin Sezgin

One of the rapidly emerging services for fifth-generation (5G)-Advanced is eXtended Reality (XR) which combines several immersive experiences and cloud gaming services. Those services are demanding as they call for relatively high data…

Signal Processing · Electrical Eng. & Systems 2022-10-27 Pouria Paymard , Abolfazl Amiri , Troels E. Kolding , Klaus I. Pedersen

This paper investigates the data collection enhancement problem in a reconfigurable intelligent surface (RIS)-empowered intelligent consumer transportation system (ICTS). We propose a novel framework where a data center (DC) provides energy…

Information Theory · Computer Science 2025-09-12 Chunjie Wang , Xuhui Zhang , Wenchao Liu , Jinke Ren , Shuqiang Wang , Yanyan Shen , Kejiang Ye , Kim Fung Tsang

Rotatable antenna (RA) technology can harness additional spatial degrees of freedom by enabling the dynamic three-dimensional orientation control of each antenna. Unfortunately, the hardware cost and control complexity of traditional RA…

Information Theory · Computer Science 2026-01-09 Ailing Zheng , Qingqing Wu , Ziyuan Zheng , Qiaoyan Peng , Yanze Zhu , Honghao Wang , Wen Chen , Guoying Zhang

This paper addresses, for the first time, the uplink performance optimization of multi-user pinching-antenna (PA) systems, recently developed for next-generation wireless networks. By leveraging the unique capabilities of PAs to dynamically…

Information Theory · Computer Science 2025-03-06 Sotiris A. Tegos , Panagiotis D. Diamantoulakis , Zhiguo Ding , George K. Karagiannidis

Rate-splitting multiple access (RSMA) has attracted a lot of attention as a general and powerful multiple access scheme. In the uplink, instead of encoding the whole message into one stream, a user can split its message into two parts and…

Information Theory · Computer Science 2024-06-05 Yuanwen Liu , Bruno Clerckx , Petar Popovski

In this paper, a Rate-Splitting Multiple Access (RSMA) scheme is proposed to assist a Mobile Edge Computing (MEC) system where local computation tasks from two users are offloaded to the MEC server, facilitated by uplink RSMA for…

Information Theory · Computer Science 2025-02-10 Jiawei Xu , Yumeng Zhang , Yunnuo Xu , Bruno Clerckx

Extended Reality (XR) services will revolutionize applications over 5th and 6th generation wireless networks by providing seamless virtual and augmented reality experiences. These applications impose significant challenges on network…

Networking and Internet Architecture · Computer Science 2024-05-28 Pedro Enrique Iturria-Rivera , Raimundas Gaigalas , Medhat Elsayed , Majid Bavand , Yigit Ozcan , Melike Erol-Kantarci

Due to the low power consumption and low cost nature of transmissive reconfigurable intelligent surface (RIS),in this paper, we propose a downlink multi-user rate-splitting multiple access (RSMA) architecture based on the transmissive RIS…

Information Theory · Computer Science 2023-07-25 Bojiang Li , Wen Chen , Zhendong Li , Qingqing Wu , Nan Cheng , Changle Li , Linglong Dai

The next evolutionary step in human-computer interfaces will bring forward immersive digital experiences that submerge users in a 3D world while allowing them to interact with virtual or twin objects. Accordingly, various collaborative…

Human-Computer Interaction · Computer Science 2023-06-13 MohammadJavad Salehi , Kari Hooli , Jari Hulkkonen , Antti Tolli

Extended Reality (XR) is one of the most important media applications in 5\textsuperscript{th} Generation (5G) and 5G-Advanced. XR traffic is characterized by high data rates with bounded latency constraints, which is challenging for…

Signal Processing · Electrical Eng. & Systems 2022-08-26 Pouria Paymard , Abolfazl Amiri , Troels E. Kolding , Klaus I. Pedersen
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