Search Results - "low-complexity suboptimal algorithm"

A low-complexity suboptimal algorithm for joint subcarrier assignment in downlink OFDMA system by Yadav, Satyendra Singh, Lopes, Paulo A C, Patra, Sarat Kumar

“…Multiuser orthogonal frequency division multiple access (MU-OFDMA) technique has attracted much attention for broadband wireless access in future generation…”
Get full text

Cooperative jamming polar codes for multiple-access wiretap channels by Hajimomeni, Mona, Aghaeinia, Hassan, Kim, Il-Min, Kim, Kwihoon

“…The authors study cooperative security in the physical layer of wireless systems based on the recently developed polar codes for multiple access channel (MAC)…”
Get full text

Reconfigurable Intelligent Surface Assisted Cooperative Non-Orthogonal Multiple Access Systems by Zuo, Jiakuo, Liu, Yuanwei, Al-Dhahir, Naofal

“…This paper considers the downlink of reconfigurable intelligent surface (RIS) assisted cooperative non-orthogonal multiple access (CNOMA) systems. Our…”
Get full text

Quadrature spatial media-based modulation with RF mirrors by Pillay, Narushan, Xu, HongJun

“…The use of radio frequency (RF) mirrors to improve spectral efficiency is a recently introduced technique. The authors investigate its application to single RF…”
Get full text

Resource Allocation for Delay Differentiated Traffic in Multiuser OFDM Systems by Tao, Meixia, Liang, Ying-Chang, Fan, Zhang

“…Most existing work on adaptive allocation of sub- carriers and power in multiuser orthogonal frequency division multiplexing (OFDM) systems has focused on…”
Get full text

Computation Offloading and Resource Allocation in Mixed Fog/Cloud Computing Systems With Min-Max Fairness Guarantee by Du, Jianbo, Zhao, Liqiang, Feng, Jie, Chu, Xiaoli

“…) among all UEs, which is a mixed-integer non-linear programming problem. Due to the NP-hardness of the problem, we propose a low-complexity suboptimal algorithm…”
Get full text

Joint Trajectory and Resource Allocation Design for Energy-Efficient Secure UAV Communication Systems by Cai, Yuanxin, Wei, Zhiqiang, Li, Ruide, Ng, Derrick Wing Kwan, Yuan, Jinhong

“…In this paper, we study the trajectory and resource allocation design for downlink energy-efficient secure unmanned aerial vehicle (UAV) communication systems,…”
Get full text

Energy-Efficient Resource Allocation for Downlink Non-Orthogonal Multiple Access Network by Fang Fang, Haijun Zhang, Julian Cheng, Leung, Victor C. M.

“… Assuming perfect knowledge of the channel state information at base station, we propose a low-complexity suboptimal algorithm…”
Get full text

Adaptive resource allocation in multiuser OFDM systems with proportional rate constraints by Zukang Shen, Andrews, J.G., Evans, B.L.

“…Multiuser orthogonal frequency division multiplexing (MU-OFDM) is a promising technique for achieving high downlink capacities in future cellular and wireless…”
Get full text

Energy-efficient data transmission with proportional rate fairness for NANs of smart grid communication network by Wang, Xiaocheng, Han, Qiaoni, Yin, Yuan, Ma, Haogang

“…In smart grid, the neighborhood area network (NAN) serves as a bridge connecting smart meters and meter data management system (MDMS) and is one of the most…”
Get full text

Joint User Association and Power Control for Cell-Free Massive MIMO by Hao, Chongzheng, Vu, Tung Thanh, Ngo, Hien Quoc, Dao, Minh N., Dang, Xiaoyu, Wang, Chenghua, Matthaiou, Michail

“…This work proposes novel approaches that jointly design user equipment (UE) association and power control (PC) in a downlink user-centric CELL-FREE massive…”
Get full text

Joint optimization of computing ratio and access points’ density for mixed mobile edge/cloud computing by Jing, Tianqi, He, Shiwen, Yu, Fei, Huang, Yongming, Yang, Luxi, Ren, Ju

“…Cooperation between the mobile edge computing (MEC) and the mobile cloud computing (MCC) in offloading computing could improve quality of service (QoS) of user…”
Get full text

Joint energy efficient power and subchannel allocation for uplink MC‐NOMA networks by Rashid, Bushra, Ahmad, Ayaz, Saleem, Sajid, Khan, Aimal

“…Summary Due to the exponential rise in the number of subscribers in existing wireless networks, energy‐efficient distribution and utilization of network…”
Get full text

Iterative greedy user clustering algorithm for D2D–relay in vehicular communication systems by Wang, Zhenyu, Zhou, Ting, Xu, Tianheng, Hu, Honglin

“…Device-to-device (D2D) communications help in improving the performance of wireless services in cellular networks via enabling cooperation among mobile users…”
Get full text

Resource Efficiency: A New Paradigm on Energy Efficiency and Spectral Efficiency Tradeoff by Tang, Jie, So, Daniel K. C., Alsusa, Emad, Hamdi, Khairi Ashour

“…Spectral efficiency (SE) and energy efficiency (EE) are the main metrics for designing wireless networks. Rather than focusing on either SE or EE separately,…”
Get full text

QoS-Driven Resource Allocation and EE-Balancing for Multiuser Two-Way Amplify-and-Forward Relay Networks by Singh, Keshav, Gupta, Ankit, Ratnarajah, Tharmalingam

“…In this paper, we study the problem of energy-efficient resource allocation in multiuser two-way amplify-and-forward (AF) relay networks with the aim of…”
Get full text

Joint Device Scheduling and Resource Allocation for ISCC-Based Multiview-Multitask Inference by Wang, Diao, Wen, Dingzhu, He, Yinghui, Chen, Qimei, Zhu, Guangxu, Yu, Guanding

“…This article investigates an integrated sensing-communication-computation (ISCC)-based multiview-multitask (MVMT) edge artificial intelligence inference…”
Get full text

Low complexity resource allocation algorithms for chunk based OFDMA multi-user networks with max–min fairness by Shen, Yanyan, Huang, Xiaoxia, Yang, Bo, Wang, Shuqiang

“…This paper investigates the resource allocation problem in orthogonal frequency division multiple access networks with multiple users. Different from most…”
Get full text

Robust Energy-Efficient Transmission for Wireless-Powered D2D Communication Networks by Zhang, Jing, Zhang, Yanxia, Xiang, Lin, Sun, Yan, Ng, Derrick Wing Kwan, Jo, Minho

“…This paper considers optimal joint time, frequency, and power allocation for energy-efficient device-to-device (D2D) communications in an overlay cellular…”
Get full text

Energy Minimization for UAV-Aided Data Collection Along a Fixed Flight Path with a Directional Antenna by Zhang, Jing, Lu, Guangping, Xiang, Lin, Ge, Xiaohu, Ng, Derrick Wing Kwan

“…This paper investigates energy-minimal data collection from multiple low-power ground devices (GDs) adopting a rotary-wing unmanned aerial vehicle (UAV)…”
Get full text