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相关论文: Resource Allocation for Secure Multi-User Downlink…

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The problem of designing downlink transmission schemes for supporting heterogeneous ultra-reliable low-latency communications (URLLC) and/or with other types of services is investigated. We consider the broadcast channel, where the base…

信息论 · 计算机科学 2023-05-03 Min Qiu , Yu-Chih Huang , Jinhong Yuan

The challenges in dense ultra-reliable low-latency communication networks to deliver the required service to multiple devices are addressed by three main technologies: multiple antennas at the base station (MISO), rate splitting multiple…

信号处理 · 电气工程与系统科学 2024-11-08 Eduard Jorswieck , Mohammad Soleymani , Ignacio Santamaria , Jesús Gutiérrez

This paper studies secure layered video transmission in a multiuser multiple-input single-output (MISO) beamforming downlink communication system. The power allocation algorithm design is formulated as a non-convex optimization problem for…

信息论 · 计算机科学 2016-11-17 Derrick Wing Kwan Ng , Robert Schober , Hussein Alnuweiri

In this paper, we study the joint resource allocation algorithm design for downlink and uplink multicarrier transmission assisted by a shared user equipment (UE)-side distributed antenna system (SUDAS). The proposed SUDAS simultaneously…

信息论 · 计算机科学 2015-06-25 Derrick Wing Kwan Ng , Marco Breiling , Christian Rohde , Frank Burkhardt , Robert Schober

Supporting Ultra-Reliable Low-Latency Communication (URLLC) in the Internet of Things (IoT) era is challenging due to stringent constraints on latency and reliability combined with the simple circuitry of IoT nodes. Diversity is usually…

信息论 · 计算机科学 2020-03-05 Onel L. Alcaraz López , Nurul Huda Mahmood , Hirley Alves

In this paper, we study power allocation for secure communication in a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. The receivers are able to harvest energy from…

信息论 · 计算机科学 2013-07-30 Derrick Wing Kwan Ng , Lin Xiang , Robert Schober

This paper investigates a secure wireless-powered multiantenna multicasting system, where multiple power beacons (PBs) supply power to a transmitter in order to establish a reliable communication link with multiple legitimate users in the…

信息论 · 计算机科学 2017-06-08 Zheng Chu , Huan X. Nguyen , Giuseppe Caire

In this paper, we propose a deep state-action-reward-state-action (SARSA) $\lambda$ learning approach for optimising the uplink resource allocation in non-orthogonal multiple access (NOMA) aided ultra-reliable low-latency communication…

信息论 · 计算机科学 2022-01-19 Waleed Ahsan , Wenqiang Yi , Yuanwei Liu , Arumugam Nallanathan

In this paper, we investigate the robust resource allocation design for secure communication in an integrated sensing and communication (ISAC) system. A multi-antenna dual-functional radar-communication (DFRC) base station (BS) serves…

信息论 · 计算机科学 2022-10-25 Dongfang Xu , Xianghao Yu , Derrick Wing Kwan Ng , Anke Schmeink , Robert Schober

In this paper, we study the resource allocation algorithm design for distributed antenna multiuser networks with full-duplex (FD) radio base stations (BSs) which enable simultaneous uplink and downlink communications. The considered…

信息论 · 计算机科学 2015-02-10 Derrick Wing Kwan Ng , Yongpeng Wu , Robert Schober

Modern wireless communication systems are expected to provide improved latency and reliability. To meet these expectations, a short packet length is needed, which makes the first-order Shannon rate an inaccurate performance metric for such…

信息论 · 计算机科学 2024-10-14 Mohammad Soleymani , Ignacio Santamaria , Eduard Jorswieck , Robert Schober , Lajos Hanzo

In the paper the joint optimization of uplink multiuser power and resource block (RB) allocation are studied, where each user has quality of service (QoS) constraints on both long- and short-blocklength transmissions. The objective is to…

信号处理 · 电气工程与系统科学 2025-03-11 Manru Yin , Shengqian Han , Chenyang Yang

Spectrum slicing of the shared radio resources is a critical task in 5G networks with heterogeneous services, through which each service gets performance guarantees. In this paper, we consider a setup in which a Base Station (BS) should…

信息论 · 计算机科学 2026-03-16 Fabio Saggese , Marco Moretti , Petar Popovski

This paper aims to develop satellite-user association and resource allocation mechanisms to minimize the total transmit power for integrated terrestrial and non-terrestrial networks wherein a constellation of LEO satellites provides the…

信号处理 · 电气工程与系统科学 2023-02-06 Hung Nguyen-Kha , Vu Nguyen Ha , Eva Lagunas , Symeon Chatzinotas , Joel Grotz

This paper investigates joint user pairing, power and time slot duration allocation in the uplink multiple-input single-output (MISO) multi-user cooperative rate-splitting multiple access (C-RSMA) networks in half-duplex (HD) mode. We…

信号处理 · 电气工程与系统科学 2024-09-05 Shreya Khisa , Mohamad Elhattab , Chadi Assi , Sanaa Sharafeddine

As a key component of low-altitude economic networks, aerial base stations (AeBSs) provide flexible and reliable wireless coverage to support 6G ultra-reliable and low-latency communication (URLLC) services. However, limited spectrum…

网络与互联网体系结构 · 计算机科学 2025-07-08 Xudong Wang , Lei Feng , Jiacheng Wang , Hongyang Du , Changyuan Zhao , Wenjing Li , Zehui Xiong , Dusit Niyato , Ping Zhang

The integration of a near-space information network (NSIN) with the reconfigurable intelligent surface (RIS) is envisioned to significantly enhance the communication performance of future wireless communication systems by proactively…

信息论 · 计算机科学 2024-02-15 Puguang An , Peng Yang , Xianbin Cao , Kun Guo , Yue Gao , Tony Q. S. Quek

In this paper, we study resource allocation for multiuser multiple-input single-output secondary communication systems with multiple system design objectives. We consider cognitive radio networks where the secondary receivers are able to…

信息论 · 计算机科学 2015-04-24 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

An important ingredient of the future 5G systems will be Ultra-Reliable Low-Latency Communication (URLLC). A way to offer URLLC without intervention in the baseband/PHY layer design is to use \emph{interface diversity} and integrate…

信息论 · 计算机科学 2017-12-15 Jimmy J. Nielsen , Rongkuan Liu , Petar Popovski

This paper investigates the resource allocation algorithm design for intelligent reflecting surface (IRS) aided multiple-input single-output (MISO) orthogonal frequency division multiple access (OFDMA) multicell networks, where a set of…

信息论 · 计算机科学 2020-10-16 Walid R. Ghanem , Vahid Jamali , Robert Schober