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

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A novel generalized coordinated multi-point transmission (GCoMP)-enabled non-orthogonal multiple access (NOMA) scheme is proposed. In particular, the traditional joint transmission CoMP scheme is generalized to be applied for all…

信息论 · 计算机科学 2019-01-31 Yasser Al-Eryani , Ekram Hossain , Dong In Kim

Coordinated multi-point (CoMP) communication is attractive for heterogeneous cellular networks (HCNs) for interference reduction. However, previous approaches to CoMP face two major hurdles in HCNs. First, they usually ignore the inter-cell…

信息论 · 计算机科学 2012-10-22 Ping Xia , Chun-Hung Liu , Jeffrey G. Andrews

Providing connectivity to unmanned aerial vehicle-user equipments such as drones or flying taxis is a major challenge for tomorrow cellular systems. In this paper, the use of coordinated multi-point transmission for providing seamless…

信息论 · 计算机科学 2019-08-22 Ramy Amer , Walid Saad , Nicola Marchetti

Multi-tier networks with large-array base stations (BSs) that are able to operate in the "massive MIMO" regime are envisioned to play a key role in meeting the exploding wireless traffic demands. Operated over small cells with…

信息论 · 计算机科学 2015-05-05 Qiaoyang Ye , Ozgun Y. Bursalioglu , Haralabos C. Papadopoulos

Coordinated multi-point (CoMP) schemes have been widely studied in the recent years to tackle the inter-cell interference. In practice, latency and throughput constraints on the backhaul allow the organization of only small clusters of base…

信息论 · 计算机科学 2015-07-17 Paolo Baracca , Federico Boccardi , Nevio Benvenuto

In this paper, the impact of imperfect channel state information (CSI) on a downlink coordinated multipoint (CoMP) transmission system with non-orthogonal multiple access (NOMA) is investigated since perfect knowledge of a channel can not…

信息论 · 计算机科学 2020-07-16 Fahri Wisnu Murti , Rahmat Faddli Siregar , Muhammad Royyan , Soo Young Shin

Inter-cell interference (ICI) suppression is critical for multi-cell multi-user networks. In this paper, we investigate advanced precoding techniques for coordinated multi-point (CoMP) with downlink coherent joint transmission, an effective…

信号处理 · 电气工程与系统科学 2024-03-29 Xinyu Bian , Yuhao Liu , Yizhou Xu , Tianqi Hou , Wenjie Wang , Yuyi Mao , Jun Zhang

In this paper, we pursue a unified study on smart grid and coordinated multi-point (CoMP) enabled wireless communication by investigating a new joint communication and energy cooperation approach. We consider a practical CoMP system with…

信息论 · 计算机科学 2016-11-15 Jie Xu , Rui Zhang

The sensitivity of millimeter-wave (mmWave) radio channel to blockage is a fundamental challenge in achieving low-latency and ultra-reliable connectivity. In this paper, we explore the viability of using coordinated multi-point (CoMP)…

信号处理 · 电气工程与系统科学 2022-10-25 Dileep Kumar , Satya Joshi , Antti Tölli

To improve the system throughput, this paper proposes a network non-orthogonal multiple access (N-NOMA) technique for the uplink coordinated multi-point transmission (CoMP). In the considered scenario, multiple base stations collaborate…

信息论 · 计算机科学 2019-11-15 Yanshi Sun , Zhiguo Ding , Xuchu Dai

Multi-cell processing, also called Coordinated Multiple Point (CoMP), is a very promising distributed multi-antennas technique that uses neighbour cell's antennas. This is expected to be part of next generation cellular networks standards…

网络与互联网体系结构 · 计算机科学 2011-10-14 Virgile Garcia , Jean-Marie Gorce , Nikolai Lebedev

In this paper, we consider a relative received link power (RRLP)-based coordinated multi-point (CoMP) joint transmission (JT) in the multi-tier ultra-dense networks (UDN). In this CoMP scheme, we identify the cooperating base stations (BSs)…

信息论 · 计算机科学 2020-12-22 Sudarshan Mukherjee , Dongsun Kim , Jemin Lee

Base station switching (BSS) can results in significant reduction in energy consumption of cellular networks during low traffic conditions. We show that the coverage loss due to BSS can be compensated via coordinated multi-point (CoMP)…

网络与互联网体系结构 · 计算机科学 2018-03-29 Yoghitha Ramamoorthi , Abhinav Kumar

Providing connectivity to aerial users, such as cellular-connected unmanned aerial vehicles (UAVs) or flying taxis, is a key challenge for tomorrow's cellular systems. In this paper, the use of coordinated multi-point (CoMP) transmission…

信号处理 · 电气工程与系统科学 2018-11-28 Ramy Amer , Walid Saad , Hesham ElSawy , Majid Butt , Nicola Marchetti

We study low-signalling overhead scheduling for downlink coordinated multi-point (CoMP) transmission with multi-antenna base stations (BSs) and single-antenna users. By exploiting the asymmetric channel feature, i.e., the pathloss…

信息论 · 计算机科学 2015-05-27 Shengqian Han , Chenyang Yang , Mats Bengtsson

We consider a user-centric co-operative cellular network, where base stations (BSs) close to a mobile co-operate to detect its signal using a (joint) linear minimum-mean-square-error receiver. The BSs are at arbitrary positions and mobiles…

信息论 · 计算机科学 2018-02-14 Siddhartan Govindasamy , Itsik Bergel

Multi-cell wireless systems usually suffer both intra-cell and inter-cell interference, which can be mitigated via coordinated multipoint (CoMP) techniques. Previous works on multi-cell analysis for the microwave band generally consider…

信息论 · 计算机科学 2018-03-13 Shu Sun , Theodore S. Rappaport , Mansoor Shafi

Coordinated multipoint (CoMP) systems incur substantial resource consumption due to the management of backhaul links and the coordination among various base stations (BSs). Accurate prediction of coordinated spectral efficiency (CSE) can…

信号处理 · 电气工程与系统科学 2024-08-15 Zhixing Chen , Zhaoyu Fan , Yang Li , Yibin Kang , Qi Yan , Qingjiang Shi

Unmanned aerial vehicle (UAV) communications have been widely accepted as promising technologies to support air-to-ground communications in the forthcoming sixth-generation (6G) wireless networks. This paper proposes a novel air-to-ground…

信息论 · 计算机科学 2023-12-27 Xiao Fan , Peiran Wu , Minghua Xia

This paper presents a tractable model for analyzing non-coherent joint transmission base station (BS) cooperation, taking into account the irregular BS deployment typically encountered in practice. Besides cellular-network specific aspects…

信息论 · 计算机科学 2014-09-22 Ralph Tanbourgi , Sarabjot Singh , Jeffrey G. Andrews , Friedrich K. Jondral