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相关论文: Resource Allocation in Cell-Free MU-MIMO Multicarr…

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Resource allocation is conceived for cell-free (CF) massive multi-input multi-output (MIMO)-aided ultra-reliable and low latency communication (URLLC) systems. Specifically, to support multiple devices with limited pilot overhead, pilot…

信号处理 · 电气工程与系统科学 2023-03-22 Qihao Peng , Hong Ren , Mianxiong Dong , Maged Elkashlan , Kai-Kit Wong , Lajos Hanzo

We study the problem of user-scheduling and resource allocation in distributed multi-user, multiple-input multiple-output (MIMO) networks implementing user-centric clustering and non-coherent transmission. We formulate a weighted sum-rate…

信息论 · 计算机科学 2021-02-08 Hussein A. Ammar , Raviraj Adve , Shahram Shahbazpanahi , Gary Boudreau , Kothapalli Srinivas

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…

信息论 · 计算机科学 2025-05-20 S. Mashdour , A. Flores , R. C. de Lamare

The integration of mobile edge computing (MEC) and wireless power transfer (WPT) technologies has recently emerged as an effective solution for extending battery life and increasing the computing power of wireless devices. In this paper, we…

网络与互联网体系结构 · 计算机科学 2020-02-25 Yuegui Chen , Suzhi Bi , Xian Li , Xiaohui Lin , Hui Wang

Resource allocation is a fundamental task in cell-free (CF) massive multi-input multi-output (MIMO) systems, which can effectively improve the network performance. In this paper, we study the downlink of CF MIMO networks with network…

信息论 · 计算机科学 2023-12-22 S. Mashdour , A. Schmeink , R. C. de Lamare , J. P. Sales

Due to the continuous advancements of orthogonal frequency division multiplexing (OFDM) and multiple antenna techniques, multiuser multiple input multiple output (MU-MIMO) OFDM is a key enabler of both fourth and fifth generation networks.…

信号处理 · 电气工程与系统科学 2021-03-31 Iran M. Braga , Roberto P. Antonioli , Gabor Fodor , Yuri C. B. Silva , Carlos F. M. e Silva , Walter C. Freitas

The coupling of cell-free massive MIMO (CF-mMIMO) with Mobile Edge Computing (MEC) is investigated in this paper. A MEC-enabled CF-mMIMO architecture implementing a distributed user-centric approach both from the radio and the computational…

信息论 · 计算机科学 2023-11-30 Giovanni Interdonato , Stefano Buzzi

In this paper, we optimize user scheduling, power allocation and beamforming in distributed multiple-input multiple-output (MIMO) networks implementing user-centric clustering. We study both the coherent and non-coherent transmission modes,…

In 5G and beyond networks, efficient scheduling is essential to exploit the gains of multi-user MIMO (MU-MIMO) equipped with carrier aggregation and joint transmission (JT). However, cross-cell and cross-carrier scheduling under QoS…

信号处理 · 电气工程与系统科学 2026-04-22 Tenghao Cai , Lei Li , Tsung-Hui Chang

This paper introduces a robust resource allocation framework for the downlink of cell-free massive multi-input multi-output (CF-mMIMO) networks to address the effects caused by imperfect channel state information (CSI). In particular, the…

信息论 · 计算机科学 2025-02-11 S. Mashdour , A. R. Flores , S. Salehi , R. C. de Lamare , Anke Schmeink

Non-orthogonal multiple access (NOMA)-aided cell-free massive multiple-input multiple-output (CFmMIMO) has been considered as a promising technology to fulfill strict quality of service requirements for ultra-reliable low-latency…

信息论 · 计算机科学 2024-03-27 Baolin Chong , Hancheng Lu , Yuang Chen , Langtian Qin , Fengqian Guo

This paper develops a new genetic algorithm based resource allocation (GA-RA) technique for energy-efficient throughout maximization in multi-user massive multiple-input multiple-output (MU-mMIMO) systems using orthogonal frequency division…

信息论 · 计算机科学 2022-02-22 Asil Koc , Farhan Bishe , Tho Le-Ngoc

We consider fronthaul-limited generalized zeroforcing-based cell-free massive multiple-input multiple-output (CF-mMIMO) systems with multiple-antenna users and multipleantenna access points (APs) relying on both cooperative beamforming (CB)…

信息论 · 计算机科学 2025-06-18 Zahra Mobini , Ahmet Hasim Gokceoglu , Li Wang , Gunnar Peters , Hien Quoc Ngo

Multi-Cell (MC) systems are present in mobile network operations from the first generation to the fifth generation of wireless networks, and considers the signals of all users to a base station (BS) centered in a cell. Cell-Free (CF)…

信息论 · 计算机科学 2022-10-04 E. F. de Almeida , R. C. de Lamare

Cell-free (CF) massive multiple-input-multiple-output (mMIMO) deployments are usually investigated with half-duplex nodes and high-capacity fronthaul links. To leverage the possible gains in throughput and energy efficiency (EE) of…

信号处理 · 电气工程与系统科学 2021-12-13 Soumyadeep Datta , Dheeraj Naidu Amudala , Ekant Sharma , Rohit Budhiraja , Shivendra S. Panwar

Cell-free (CF) massive multiple-input-multiple-output (mMIMO) deployments are usually investigated with half-duplex nodes and high-capacity fronthaul links. To leverage the possible gains in throughput and energy efficiency (EE) of…

信号处理 · 电气工程与系统科学 2021-08-11 Soumyadeep Datta , Ekant Sharma , Dheeraj Naidu Amudala , Rohit Budhiraja , Shivendra S. Panwar

Cell-free massive MIMO is a variant of multiuser MIMO and massive MIMO, in which the total number of antennas $LM$ is distributed among the $L$ remote radio units (RUs) in the system, enabling macrodiversity and joint processing. Due to…

信息论 · 计算机科学 2022-06-09 Fabian Göttsch , Noboru Osawa , Takeo Ohseki , Kosuke Yamazaki , Giuseppe Caire

We investigate the energy efficiency performance of cell-free Massive multiple-input multiple-output (MIMO), where the access points (APs) are connected to a central processing unit (CPU) via limited-capacity links. Thanks to the…

In this paper, we introduce an application-aware approach for resource block scheduling with carrier aggregation in Long Term Evolution Advanced (LTE-Advanced) cellular networks. In our approach, users are partitioned in different groups…

网络与互联网体系结构 · 计算机科学 2016-11-17 Haya Shajaiah , Ahmed Abdelhadi , T. Charles Clancy

Smart factories need to support the simultaneous communication of multiple industrial Internet-of-Things (IIoT) devices with ultra-reliability and low-latency communication (URLLC). Meanwhile, short packet transmission for IIoT applications…

信息论 · 计算机科学 2022-11-23 Qihao Peng , Hong Ren , Cunhua Pan , Nan Liu , Maged Elkashlan
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