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相关论文: Coordinated Multi-Point Transmission: A Poisson-De…

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Data transmission rate in molecular communication systems can be improved by using multiple transmitters and receivers. In molecular multiple-input multiple-output (MIMO) systems which use only single type of molecules, the performance at…

信息论 · 计算机科学 2019-04-23 Nithin V. Sabu , Neeraj Varshney , Abhishek K. Gupta

This paper investigates intelligent reflecting surface (IRS)-aided multicell wireless networks, where an IRS is deployed to assist the joint processing coordinated multipoint (JP-CoMP) transmission from multiple base stations (BSs) to…

信息论 · 计算机科学 2020-12-01 Meng Hua , Qingqing Wu , Derrick Wing Kwan Ng , Jun Zhao , Luxi Yang

This paper examines a CoMP system where multiple base-stations (BS) employ coordinated beamforming to serve multiple mobile-stations (MS). Under the dynamic point selection mode, each MS can be assigned to only one BS at any time. This work…

信息论 · 计算机科学 2016-11-09 Duy H. N. Nguyen , Long B. Le , Tho Le-Ngoc

Obtaining accurate global channel state information (CSI) at multiple transmitter devices is critical to the performance of many coordinated transmission schemes. Practical CSI local feedback often leads to noisy and partial CSI estimates…

信息论 · 计算机科学 2017-03-22 Qianrui Li , David Gesbert , Nicolas Gresset

Coordinated Multi-Point (CoMP) transmission is an infrastructural enhancement under consideration for next generation wireless networks. In this work, the capacity gain achieved through CoMP transmission is studied in various models of…

信息论 · 计算机科学 2013-10-10 Aly El Gamal , V. Sreekanth Annapureddy , Venugopal V. Veeravalli

In this paper, we propose a series of novel coordination schemes for multi-cell downlink communication. Starting from full base station (BS) coordination, we first propose a fully-coordinated scheme to exploit beneficial effects of both…

信号处理 · 电气工程与系统科学 2019-01-15 Zhongxiang Wei , Christos Masouros , Kai-Kit Wong , Xin Kang

Driven by the recent advancement in unmanned aerial vehicle (UAV) technology, this paper proposes a new wireless network architecture of \emph{coordinate multipoint (CoMP) in the sky} to harness both the benefits of interference mitigation…

信息论 · 计算机科学 2018-03-01 Liang Liu , Shuowen Zhang , Rui Zhang

This paper considers base station cooperation (BSC) strategies for the uplink of a multi-user multi-cell high frequency reuse scenario where distributed iterative detection (DID) schemes with soft/hard interference cancellation algorithms…

信息论 · 计算机科学 2014-01-03 Peng Li , Rodrigo C. de Lamare

This paper quantifies the benefits and limitations of cooperative communications by providing a statistical analysis of the downlink in network multiple-input multiple-output (MIMO) systems. We consider an idealized model where the…

信息论 · 计算机科学 2016-08-24 Kianoush Hosseini , Wei Yu , Raviraj S. Adve

This study investigates a downlink rate-splitting multiple access (RSMA) scenario in which multiple base stations (BSs), employing a coordinated multi-point (CoMP) transmission scheme, serve users equipped with movable antenna (MA)…

信号处理 · 电气工程与系统科学 2025-02-25 Ali Amhaz , Shreya Khisa , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

In this paper, we describe CoMP2flex, a user-centric base station (BS) cooperation scheme that provides improvements in reliability of both uplink (UL) and downlink (DL) communications of wireless cellular networks. CoMP2flex supports not…

信息论 · 计算机科学 2017-03-03 Dong Min Kim , Henning Thomsen , Petar Popovski

In this work, we investigate the performance of a joint sensing and communication (JSC) network consisting of multiple base stations (BSs) that cooperate through a fusion center (FC) to exchange information about the sensed environment…

信号处理 · 电气工程与系统科学 2023-11-01 Elia Favarelli , Elisabetta Matricardi , Lorenzo Pucci , Enrico Paolini , Wen Xu , Andrea Giorgetti

In this paper, a joint transmission coordinated multi-point based non-orthogonal multiple access (JT-COMP NOMA) combined with spatial modulation (SM), termed as JT-COMP NOMA-SM, is proposed to enhance capacity. User capacity and ergodic sum…

信息论 · 计算机科学 2019-07-22 Denny Kusuma Hendraningrat , Bhaskara Narottama , Soo Young Shin

In order to control the inter-cell interference for a multi-cell multi-user multiple-input multiple-output network, we consider the precoder design for coordinated multi-point with downlink coherent joint transmission. To avoid costly…

信号处理 · 电气工程与系统科学 2024-03-18 Yuhao Liu , Xinyu Bian , Yizhou Xu , Tianqi Hou , Wenjie Wang , Yuyi Mao , Jun Zhang

This paper studies joint beamforming and power control in a coordinated multicell downlink system that serves multiple users per cell to maximize the minimum weighted signal-to-interference-plus-noise ratio. The optimal solution and…

信息论 · 计算机科学 2016-11-17 Yichao Huang , Chee Wei Tan , Bhaskar D. Rao

This paper proposes a framework for designing robust precoders for a multi-input single-output (MISO) system that performs integrated sensing and communication (ISAC) across multiple cells and users. We use Cramer-Rao-Bound (CRB) to measure…

信息论 · 计算机科学 2024-02-29 Nithin Babu , Christos Masouros , Constantinos B. Papadias , Yonina C. Eldar

Existing works on cell-free systems consider either coherent or non-coherent downlink data transmission and a network deployment with a single central processing unit (CPU). While it is known that coherent transmission outperforms…

信息论 · 计算机科学 2022-12-29 Roberto P. Antonioli , Iran M. Braga , Gabor Fodor , Yuri C. B. Silva , Walter C. Freitas

This paper focuses on energy-efficient coordinated multi-point (CoMP) downlink in multi-antenna multi-cell wireless communications systems. We provide an overview of transmit beamforming designs for various energy efficiency (EE) metrics…

信息论 · 计算机科学 2018-08-10 Kien-Giang Nguyen , Oskari Tervo , Quang-Doanh Vu , Le-Nam Tran , Markku Juntti

A cooperative architecture is proposed for integrated sensing and communication (ISAC) networks, incorporating coordinated multi-point (CoMP) transmission along with multi-static sensing. We investigate how the allocation of…

信息论 · 计算机科学 2025-06-13 Kaitao Meng , Kawon Han , Christos Masouros , Lajos Hanzo

The characteristic feature of 5G is the diversity of its services for different user needs. However, the requirements for these services are competing in nature, which impresses the necessity of a coordinated and flexible network…

信号处理 · 电气工程与系统科学 2021-10-19 Muhammad Sohaib J. Solaija , Hanadi Salman , Abuu B. Kihero , Mehmet Izzet Saglam , Huseyin Arslan