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相关论文: Position-Based Interference Elimination for High M…

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We introduce an opportunistic interference mitigation (OIM) protocol, where a user scheduling strategy is utilized in $K$-cell uplink networks with time-invariant channel coefficients and base stations (BSs) having $M$ antennas. Each BS…

信息论 · 计算机科学 2016-11-15 Bang Chul Jung , Dohyung Park , Won-Yong Shin

Efficient channel state information at transmitter (CSIT) for frequency division duplex (FDD) massive MIMO can facilitate its backward compatibility with existing FDD cellular networks. To date, several CSIT estimation schemes have been…

信息论 · 计算机科学 2021-08-24 Yikun Mei , Zhen Gao

Cell-free massive multiple-input multiple-output (mMIMO) networks enhance coverage and spectral efficiency (SE) by distributing antennas across access points (APs) with phase coherence between APs. However, the use of cost-efficient local…

信号处理 · 电气工程与系统科学 2025-06-26 Yibo Wu , Luca Sanguinetti , Musa Furkan Keskin , Ulf Gustavsson , Alexandre Graell i Amat , Henk Wymeersch

In this paper, we propose transceiver design strategies for the two-cell multiple-input multiple-output (MIMO) interfering broadcast channel where inter-cell interference (ICI) exists in addition to interuser interference (IUI). We first…

信息论 · 计算机科学 2013-01-09 Joonwoo Shin , Jaekyun Moon

This letter focuses on enhancing target detection performance for a multi-user integrated sensing and communication (ISAC) system using orthogonal time frequency space (OTFS)-aided cell-free multiple-input multiple-output (MIMO) technology…

信息论 · 计算机科学 2024-10-23 Shivani Singh , Amudheesan Nakkeeran , Prem Singh , Ekant Sharma , Jyotsna Bapat

The throughput of multicell systems is inherently limited by interference and the available communication resources. Coordinated resource allocation is the key to efficient performance, but the demand on backhaul signaling and computational…

信息论 · 计算机科学 2012-09-12 Emil Björnson , Niklas Jaldén , Mats Bengtsson , Björn Ottersten

Providing high-capacity radio connectivity for high-speed trains (HSTs) is one of the most important use cases of emerging 5G New Radio (NR) networks. In this article, we show that 5G NR technology can also facilitate high-accuracy…

网络与互联网体系结构 · 计算机科学 2019-05-07 Jukka Talvitie , Toni Levanen , Mike Koivisto , Tero Ihalainen , Kari Pajukoski , Mikko Valkama

Next-generation wireless networks are conceived to provide reliable and high-data-rate communication services for diverse scenarios, such as vehicle-to-vehicle, unmanned aerial vehicles, and satellite networks. The severe Doppler spreads in…

This paper proposes a novel and simple orthogonal faster than Nyquist (OFTN) data transmission and detection approach for a single input multiple output (SIMO) system. It is assumed that the signal having a bandwidth $B$ is transmitted…

信息论 · 计算机科学 2017-07-25 Tadilo Endeshaw Bogale , Long Bao Le , Xianbin Wang , Luc Vandendorpe

In this paper we present an experimental study on the performance of spatial Interference Alignment (IA) in indoor wireless local area network scenarios that use Orthogonal Frequency Division Multiplexing (OFDM) according to the…

Integrated sensing and communication (ISAC) is widely recognized as a pivotal enabling technique for the advancement of future wireless networks. This paper aims to efficiently exploit the inherent sparsity of echo signals for the…

信息论 · 计算机科学 2024-01-01 Zichao Xiao , Rang Liu , Ming Li , Wei Wang , Qian Liu

In this letter, we analyze the performance of mixed coherent and non-coherent transmissions approach, which can improve the performance of cell-free multiple-input multiple-output orthogonal frequency division multiplexing (CF mMIMO-OFDM)…

信息论 · 计算机科学 2024-11-12 Guoyu Li , Shaochuan Wu , Changsheng You , Wenbin Zhang , Guanyu Shang

Cell-free massive multiple-input-multiple-output (CF-mMIMO) is regarded as one of the promising technologies for next-generation wireless networks. However, due to its distributed architecture, geographically separated access points (APs)…

信号处理 · 电气工程与系统科学 2024-11-11 Pengzhe Xin , Yang Cao , Yue Wu , Dongming Wang , Xiaohu You , Jiangzhou Wang

The advancement of wireless communication systems toward 5G and beyond is spurred by the demand for high data rates, exceedingly dependable low-latency communication, and extensive connectivity that aligns with sensing requisites such as…

信息论 · 计算机科学 2024-04-10 Mamady Delamou , El Mehdi Amhoud

This paper presents a novel framework for modeling the uplink intercell interference (ICI) in a multiuser cellular network. The proposed framework assists in quantifying the impact of various fading channel models and state-of-the-art…

统计理论 · 数学 2012-11-20 Hina Tabassum , Ferkan Yilmaz , Zaher Dawy , Mohamed-Slim Alouini

Reconfigurable intelligent surface (RIS) technology holds immense potential for increasing the performance of wireless networks. Therefore, RIS is also regarded as one of the solutions to address communication challenges in high-mobility…

信号处理 · 电气工程与系统科学 2025-08-22 Hanwen Hu , Jiancheng An , Lu Gan , Chau Yuen

Self-interference (SI) significantly limits the performance of full-duplex (FD) radio devices if not properly cancelled. State-of-the-art SI cancellation (SIC) techniques at the receive chain implicitly set an upper bound on the transmit…

信息论 · 计算机科学 2016-02-22 Italo Atzeni , Marco Maso , Marios Kountouris

Visible Light Communication (VLC) technology using light emitting diodes (LEDs) has been gaining increasing attention in recent years as it is appealing for a wide range of applications such as indoor positioning. Orthogonal frequency…

信息论 · 计算机科学 2015-05-08 Mohammadreza Aminikashani , Wenjun Gu , Mohsen Kavehrad

Windowed orthogonal frequency-division multiplexing (OFDM) and wavelet OFDM have been proposed as medium access techniques for broadband communications over the power line network by the standard IEEE 1901. Windowed OFDM has been…

信息论 · 计算机科学 2017-03-16 Freddy A. Pinto-Benel , Manuel Blanco-Velasco , Fernando Cruz-Roldán

One of the most important multi-carrier transmission techniques used in the latest wireless communication arena is known as Orthogonal Frequency Division Multiplexing (OFDM). It has several characteristics such as providing greater immunity…

网络与互联网体系结构 · 计算机科学 2014-06-13 Md. Munjure Mowla , Liton Chandra Paul , Md. Rabiul Hasan