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Related papers: Robust Resource Allocation for Pinching-Antenna Sy…

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Pinching antenna system (PASS) configures the positions of pinching antennas (PAs) along dielectric waveguides to change both large-scale fading and small-scale scattering, which is known as pinching beamforming. A novel non-orthogonal…

Information Theory · Computer Science 2025-06-04 Deqiao Gan , Xiaoxia Xu , Jiakuo Zuo , Xiaohu Ge , Yuanwei Liu

This paper investigates a novel communication paradigm employing movable antennas (MAs) within a multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) downlink framework, where users are equipped with MAs. Initially,…

Information Theory · Computer Science 2024-08-09 Yufeng Zhou , Wen Chen , Qingqing Wu , Xusheng Zhu , Nan Cheng

A multiuser uplink transmission framework based on the segmented waveguide-enabled pinching-antenna system (SWAN) is proposed under two operating protocols: segment selection (SS) and segment aggregation (SA). For each protocol, the…

Signal Processing · Electrical Eng. & Systems 2025-12-24 Songnan Gu , Hao Jiang , Chongjun Ouyang , Yuanwei Liu , Dong In Kim

Pinching antennas (PAs), a new type of reconfigurable and flexible antenna structures, have recently attracted significant research interest due to their ability to create line-of-sight links and mitigate large-scale path loss. Owing to…

Signal Processing · Electrical Eng. & Systems 2025-09-26 Peng Liu , Zesong Fei , Meng Hua , Guangji Chen , Xinyi Wang , Ruiqi Liu

Cell-free networks outperform cellular networks in many aspects, yet their efficiency is affected by imperfect channel state information (CSI). In order to address this issue, this work presents a robust resource allocation framework…

Information Theory · Computer Science 2025-05-20 S. Mashdour , A. Flores , R. C. de Lamare

This paper investigates the resource allocation design for a pinching antenna (PA)-assisted multiuser multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) system featuring multiple dielectric waveguides. To enhance…

Signal Processing · Electrical Eng. & Systems 2025-10-31 Shaokang Hu , Ruotong Zhao , Yihuan Liao , Derrick Wing Kwan Ng , Jinhong Yuan

In this paper, we investigate a multiuser distributed antenna system with simultaneous wireless information and power transmission under the assumption of imperfect channel state information (CSI). In this system, a distributed antenna port…

Information Theory · Computer Science 2019-03-27 Zhengyu Zhu , Sai Huang , Zheng Chu , Fuhui Zhou , Di Zhang , Inkyu Lee

This paper considers a multi-user simultaneous wireless information and power transfer (SWIPT) system with a non-linear energy harvesting model, in which a multi-antenna base station (BS) estimates the downlink channel state information…

Information Theory · Computer Science 2018-06-22 Ha-Vu Tran , Georges Kaddoum , Kien T. Truong

A pinching antennas (PAs)-aided integrated sensing and multicast communication framework is proposed. In this framework, the communication performance is measured by the multicast rate considering max-min fairness. Moreover, the sensing…

Signal Processing · Electrical Eng. & Systems 2026-02-19 Shan Shan , Chongjun Ouyang , Xiaohang Yang , Yong Li , Zhiqin Wang , Yuanwei Liu

This paper addresses the optimal design of limited-feedback downlink multi-user spatial multiplexing systems. A multiple-antenna base-station is assumed to serve multiple single-antenna users, who quantize and feed back their channel state…

Information Theory · Computer Science 2011-12-30 Behrouz Khoshnevis , Wei Yu

This article delves into advancements in resource allocation techniques tailored for systems utilizing reconfigurable intelligent surfaces (RIS), with a primary focus on achieving low-complexity and resilient solutions. The investigation of…

Information Theory · Computer Science 2023-11-07 Ming Zeng , Wanming Hao , Zhangjie Peng , Zheng Chu , Xingwang Li , Changsheng You , Cunhua Pan

This paper investigates a pinching-antenna (PA)-enabled cognitive radio network, where both the primary transmitter (PT) and secondary transmitter (ST) are equipped with a single waveguide and multiple PAs to facilitate simultaneous…

Signal Processing · Electrical Eng. & Systems 2025-11-18 Zeyang Sun , Xidong Mu , Shuai Han , Sai Xu , Michail Matthaiou

In this paper, we study resource allocation algorithm design for secure multi-user downlink ultra-reliable low latency communication (URLLC). To enhance physical layer security (PLS), the base station (BS) is equipped with multiple antennas…

Information Theory · Computer Science 2020-03-02 Walid R. Ghanem , Vahid Jamali , Robert Schober

This paper introduces new approaches for combining non-orthogonal multiple access with distributed antenna systems. The study targets a minimization of the total transmit power in each cell, under user rate and power multiplexing…

Signal Processing · Electrical Eng. & Systems 2018-10-22 Joumana Farah , Antoine Kilzi , Charbel Abdel Nour , Catherine Douillard

In this paper, we design a robust resource allocation algorithm for a wireless-powered communication network (WPCN) taking into account residual hardware impairments (HWIs) at the transceivers, the imperfectness of the channel state…

Information Theory · Computer Science 2017-09-14 Elena Boshkovska , Derrick Wing Kwan Ng , Linglong Dai , Robert Schober

As next-generation wireless networks emerge, security is becoming a critical performance metric. However, conventional multiple-input-multiple-output (MIMO) systems often suffer from severe path loss and are vulnerable to nearby…

This paper studies robust resource allocation algorithm design for a multiuser multiple-input single-output (MISO) cognitive radio (CR) downlink communication network. We focus on a secondary system which provides unicast secure wireless…

Information Theory · Computer Science 2016-11-15 Derrick Wing Kwan Ng , Mohammad Shaqfeh , Robert Schober , Hussein Alnuweiri

Real-world wireless transmitter front-ends exhibit certain nonlinear behavior, e.g., signal clipping by a Power Amplifier (PA). Although many resource allocation solutions do not consider this for simplicity, it leads to inaccurate results…

Signal Processing · Electrical Eng. & Systems 2025-12-05 Siddarth Marwaha , Pawel Kryszkiewicz , Eduard Jorswieck

The ever-evolving landscape of distributed wireless systems, e.g. multi-user AR/VR systems, demands high data rates (up to 500 Mbps per user) and low power consumption. With increasing number of participating users, uplink data transmission…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Sagnik Bhattacharya , Kamyar Rajabalifardi , Muhammad Ahmed Mohsin , Rohan Pote , John M. Cioffi

This letter explores how pinching antennas, an advanced flexible-antenna system, can enhance the performance of integrated sensing and communication (ISAC) systems by leveraging their adaptability, cost-effectiveness, and ability to…

Systems and Control · Electrical Eng. & Systems 2025-03-18 Yunhui Qin , Yaru Fu , Haijun Zhang