中文
相关论文

相关论文: Wireless Channel Measurements and Characterization…

200 篇论文

Future wireless communication systems are envisioned to support ultra-reliable and low-latency communication (URLLC), which will enable new applications such as compute offloading, wireless real-time control, and reliable monitoring.…

信号处理 · 电气工程与系统科学 2026-04-01 Christian Nelson , Sara Willhammar , Fredrik Tufvesson

In this paper, an outdoor channel measurement campaign at 330-360 GHz employing a 128 * 4 virtual antenna array (VAA)-based multiple-input multiple-output (MIMO) configuration is conducted. The transmitter (Tx) and receiver (Rx) location…

信号处理 · 电气工程与系统科学 2026-05-28 Tian Qiu , Taihao Zhang , Cunhua Pan , Hong Re , Yongchao He , Chenzhou Lin , Bingchang Hua , Jiangzhou Wang

Many concepts for future generations of wireless communication systems use coherent processing of signals from many distributed antennas. The aim is to improve communication reliability, capacity, and energy efficiency and provide…

A recently conducted indoor-to-outdoor measurement campaign for investigating the propagation characteristics of an $8 \times 8$ virtual multiple-input-multiple-output (MIMO) based wireless sensor network (WSN) is presented in this paper.…

信号处理 · 电气工程与系统科学 2020-07-03 I. Dey , M. Majid Butt , N. Marchetti

We present the statistical characterization of a 2x2 Multiple-Input Multiple-Output wireless link operated in a mode-stirred enclosure, with channel state information available only at the receiver (agnostic transmitter). Our wireless…

Distributed multiple-input multiple-output (MIMO), also known as cell-free massive MIMO, has emerged as a promising technology for sixth-generation (6G) wireless networks. This letter introduces an indoor channel measurement campaign…

信号处理 · 电气工程与系统科学 2025-11-06 Yingjie Xu , Xuesong Cai , Sara Willhammar , Fredrik Tufvesson

The maximum traffic arrival rate at the network for a given delay guarantee (delay constrained throughput) has been well studied for wired channels. However, few results are available for wireless channels, especially when multiple antennas…

网络与互联网体系结构 · 计算机科学 2011-03-22 Kashif Mahmood , Mikko Vehkaperä , Yuming Jiang

Discrete-time Rayleigh fading single-input single-output (SISO) and multiple-input multiple-output (MIMO) channels are considered, with no channel state information at the transmitter or the receiver. The fading is assumed to be stationary…

信息论 · 计算机科学 2016-11-17 Vignesh Sethuraman , Ligong Wang , Bruce Hajek , Amos Lapidoth

In-vehicle wireless networks are crucial for advancing smart transportation systems and enhancing interaction among vehicles and their occupants. However, there are limited studies in the current state of the art that investigate the…

信号处理 · 电气工程与系统科学 2024-10-04 Mengting Li , Yifa Li , Qiyu Zeng , Kim Olesen , Fengchun Zhang , Wei Fan

The effective rate is an important performance metric of real-time applications in next generation wireless networks. In this paper, we present an analysis of the effective rate of multiple-input single-output (MISO) systems over…

信息论 · 计算机科学 2015-07-16 Jiayi Zhang , Linglong Dai , Zhaocheng Wang , Derrick Wing Kwan Ng , Wolfgang H. Gerstacker

Due to the increase of Internet-of-Things (IoT) devices, IoT networks are getting overcrowded. Networks can be extended with more gateways, increasing the number of supported devices. However, as investigated in this work, massive MIMO has…

信号处理 · 电气工程与系统科学 2021-05-27 Gilles Callebaut , Sara Gunnarsson , Andrea P. Guevara , Anders J Johansson , Liesbet Van der Perre , Fredrik Tufvesson

This work presents an experimental study of Single Input Multiple Output (SIMO) channel performance in indoor radio propagation environment. Indoor channel measurements at 2.4 GHz ISM frequency band have been performed using a versatile…

信号处理 · 电气工程与系统科学 2017-09-20 Constantinos I. Votis , Vasilis Christofilakis , Panos Kostarakis

With the expected adoption of millimeter wave technologies for industrial communication, it is fundamentally important to properly understand the radio channel characteristics of such environments. This paper presents the setup, scenario…

信号处理 · 电气工程与系统科学 2019-07-03 Mathis Schmieder , Fabian Undi , Michael Peter , Ephraim Koenig , Wilhelm Keusgen

Multiple input multiple output (MIMO) system transmission is a popular diversity technique to improve the reliability of a communication system where transmitter, communication channel and receiver are the important elements. Data…

信号处理 · 电气工程与系统科学 2020-05-06 Subrato Bharati , Prajoy Podder , Niketa Gandhi , Ajith Abraham

Spatial diversity technique enables improvement in quality and reliability of wireless link. Antenna diversity along with understanding effects of channel on transmitted signal and methods to overcome the channel impairment plays an…

信息论 · 计算机科学 2016-05-11 Gopika K , M Mathurakani

3-dimensional Multiple-Input Multiple-Output (3D MIMO) systems have received great interest recently because of the spatial diversity advantage and capability for full-dimensional beamforming, making them promising candidates for practical…

Distributed multiple-input multiple-output (D-MIMO) is a promising technology for simultaneous communication and positioning. However, phase synchronization between multiple access points in D-MIMO is challenging and methods that function…

In this paper, we consider a multiuser massive single-input multiple-output (SIMO) enabled Industrial Internet of Things (IIoT) communication system. To reduce the latency and overhead caused by channel estimation, we assume that only the…

信息论 · 计算机科学 2019-03-06 Zheng Dong , He Chen , Jian-Kang Zhang , Branka Vucetic

Discrete-time Rayleigh fading multiple-input multiple-output (MIMO) channels are considered, with no channel state information at the transmitter and receiver. The fading is assumed to be correlated in time and independent from antenna to…

信息论 · 计算机科学 2007-07-13 Vignesh Sethuraman , Ligong Wang , Bruce Hajek , Amos Lapidoth

Millimeter wave multiple-input multiple-output (MIMO) communication systems must operate over sparse wireless links and will require large antenna arrays to provide high throughput. To achieve sufficient array gains, these systems must…

信号处理 · 电气工程与系统科学 2019-04-17 Wei Zhang , Taejoon Kim , David J. Love
‹ 上一页 1 2 3 10 下一页 ›