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相关论文: QoS-Based Linear Transceiver Optimization for Full…

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We propose a novel framework for optimizing antenna parameter settings in a heterogeneous cellular network. We formulate an optimization problem for both coverage and capacity - in both the downlink (DL) and uplink (UL) - which configures…

信号处理 · 电气工程与系统科学 2022-10-31 Ezgi Tekgul , Thomas Novlan , Salam Akoum , Jeffrey G. Andrews

This paper investigates physical layer security (PLS) in a movable antenna (MA)-assisted full-duplex (FD) system. In this system, an FD base station (BS) with multiple MAs for transmission and reception provides services for an uplink (UL)…

信息论 · 计算机科学 2025-03-18 Jingze Ding , Zijian Zhou , Chenbo Wang , Wenyao Li , Lifeng Lin , Bingli Jiao

In this paper, a novel transmissive reconfigurable intelligent surface (RIS) enabled uplink communication system with orthogonal frequency division multiple access (OFDMA) is investigated. Specifically, a non-conventional receiver…

信息论 · 计算机科学 2023-04-04 Zhendong Li , Wen Chen , Qingqing Wu , Kunlun Wang , Jun Li

We investigate full-duplex (FD) multi-user multiple input single-output systems with coarse quantization, aiming to characterize the impact of employing low-resolution analog-to-digital converters (ADCs) on self-interference (SI) and to…

信息论 · 计算机科学 2026-01-26 Seunghyeong Yoo , Jaehyun Kim , Seokjun Park , Mintaek Oh , Namyoon Lee , Jinseok Choi

Recently, Dynamic Time Division Duplex (TDD) has been proposed to handle the asymmetry of traffic demand between DownLink (DL) and UpLink (UL) in Heterogeneous Networks (HetNets). However, for mixed traffic consisting of best effort traffic…

网络与互联网体系结构 · 计算机科学 2016-08-25 Qiang Fan , Hancheng Lu , Peilin Hong , Chang Wen Chen

With its privacy preservation and communication efficiency, federated learning (FL) has emerged as a promising learning framework for beyond 5G wireless networks. It is anticipated that future wireless networks will jointly serve both FL…

信号处理 · 电气工程与系统科学 2022-05-24 Muhammad Farooq , Tung Thanh Vu , Hien Quoc Ngo , Le-Nam Tran

In this paper, we study how to solve resource allocation problems in ultra-reliable and low-latency communications by unsupervised deep learning, which often yield functional optimization problems with quality-of-service (QoS) constraints.…

网络与互联网体系结构 · 计算机科学 2019-06-06 Chengjian Sun , Chenyang Yang

In this letter, we consider single-cell, single-user systems wherein uplink and downlink user equipment communicate with a full-duplex relay. Due to the near-far problem, the self-interference (SI) can be 100-1000x the received signal…

信息论 · 计算机科学 2021-06-03 Elyes Balti , Brian L. Evans

Full-duplex (FD) is an attractive technology that can significantly boost the throughput of wireless communications. However, it is limited by the severe self-interference (SI) from the transmitter to the local receiver. In this paper, we…

信号处理 · 电气工程与系统科学 2024-07-18 Jiayan Wu , Wenchi Cheng , Jianyu Wang , Jingqing Wang , Wei Zhang

Simultaneous co-channel transmission and reception, denoted as in-band full duplex (FD) communication, has been promoted as an attractive solution to improve the spectral efficiency of cellular networks. However, in addition to the…

网络与互联网体系结构 · 计算机科学 2015-12-15 Itsikiantsoa Randrianantenaina , Hesham Elsawy , Mohamed-Slim Alouini

Full-duplex (FD) communication has received great interest in recent years due to the potential of doubling the spectral efficiency. However, how to alleviate the detrimental effects of the residual self-interference (RSI) incurred by the…

信息论 · 计算机科学 2018-03-06 Cheng Li , Bin Xia , Pihe Hu , Yao Yao

With the rapid development of high-speed railway (HSR), how to provide the passengers with multimedia services has attracted increasing attention. A key issue is to develop an effective scheduling algorithm for multiple services with…

网络与互联网体系结构 · 计算机科学 2016-11-15 Shengfeng Xu , Gang Zhu , Chao Shen , Bo Ai

Adaptive Radio Resource Allocation is essential for guaranteeing high bandwidth and power utilization as well as satisfying heterogeneous Quality-of-Service requests regarding next generation broadband multicarrier wireless access networks…

We consider the coordinated downlink beamforming problem in a cellular network with the base stations (BSs) equipped with multiple antennas, and with each user equipped with a single antenna. The BSs cooperate in sharing their local…

信息论 · 计算机科学 2011-11-29 Mingyi Hong , Alfredo Garcia , J. Joaquin Escudero Garzas , Ana Garcia-Armada

This paper investigates a full-duplex (FD) scenario where a base station (BS) equipped with movable antennas (MAs) simultaneously provides communication services to a set of downlink (DL) and uplink (UL) users while also enabling sensing…

信号处理 · 电气工程与系统科学 2025-10-03 Ali Amhaz , Shreya Khisa , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

We propose the QoS-aware BS-selection and the corresponding resource-allocation schemes for downlink multi-user transmissions over the distributed multiple-input-multiple-output (MIMO) links, where multiple location-independent…

信息论 · 计算机科学 2011-05-03 Qinghe Du , Xi Zhang

Wireless cellular communication networks are bandwidth and interference limited. An important means to overcome these resource limitations is the use of multiple antennas. Base stations equipped with a very large (massive) number of…

信号处理 · 电气工程与系统科学 2019-03-05 Uri Erez , Amir Leshem

In this letter, we consider a multi-antenna downlink network where a secure user (SU) coexists with a passive eavesdropper. There are two design requirements for such a network. First, the information should be transferred in a secret and…

信息论 · 计算机科学 2013-02-21 Xiaoming Chen , Lei Lei

Two-way relaying can improve spectral efficiency in two-user cooperative communications. It also has great potential in multiuser systems. A major problem of designing a multiuser two-way relay system (MU-TWRS) is transceiver or precoding…

信息论 · 计算机科学 2016-11-17 Rui Wang , Meixia Tao , Yongwei Huang

In this paper, wireless video transmission over full-duplex channels under total bandwidth and minimum required quality constraints is studied. In order to provide the desired performance levels to the end-users in real-time video…

信息论 · 计算机科学 2017-07-27 Chuang Ye , M. Cenk Gursoy , Senem Velipasalar