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Owning abundant bandwidth resources, the Terahertz (THz) band (0.1-10~THz) is envisioned as a key technology to realize ultra-high-speed communications in 6G and beyond wireless networks. To realize reliable THz communications in urban…

信息论 · 计算机科学 2024-08-29 Yuanbo Li , Yiqin Wang , Yejian Lyu , Ziming Yu , Chong Han

In the evolving landscape of terahertz communication, the behavior of channels within indoor environments, particularly through glass doors, has garnered significant attention. This paper comprehensively investigates terahertz channel…

光学 · 物理学 2024-02-06 Da Li , Wenbo Liu , Menghan Wei , Jiacheng Liu , Guohao Liu , Peian Li , Houjun Sun , Jianjun Ma

This paper presents results from the (to our knowledge) first dynamic double-directionally resolved measurement campaign at mm-wave frequencies for an outdoor microcellular scenario. The measurements are performed with USC's real-time…

This paper presents an omnidirectional spatial and temporal 3-dimensional statistical channel model for 28 GHz dense urban non-line of sight environments. The channel model is developed from 28 GHz ultrawideband propagation measurements…

信息论 · 计算机科学 2015-03-20 Mathew K. Samimi , Theodore S. Rappaport

Ray tracing is a versatile approach for precise sub-terahertz (sub-THz, 100-300 GHz) channel modeling when designing new mechanisms for beyond-6G cellular systems. Theoretically, wireless channels may exhibit variations over wavelength…

信号处理 · 电气工程与系统科学 2026-04-21 Hossein Amininasab , Huda Farooqui , Dmitri Moltchanov , Sergey Andreev , Michele Polese , Mikko Valkama , Josep M. Jornet

Accurate channel modeling is essential for realizing the potential of terahertz (THz) communications in 6G indoor networks, where existing models struggle with severe frequency selectivity and multipath effects. We propose a physically…

信号处理 · 电气工程与系统科学 2025-10-07 Ziang Zhao , Weixi Liang , Kai Hu , Qun Zhang , Xiongbin Yu , Qiang Li

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

In this paper, we conduct wireless channel measurements in indoor corridor scenarios at 2.4, 5 and 6 GHz bands with bandwidth of 320 MHz. The measurement results of channel characteristics at different frequency bands such as average power…

信号处理 · 电气工程与系统科学 2021-08-17 Zihao Zhou , Li Zhang , Xinyue Chen , Cheng-Xiang Wang , Jie Huang

Sixth generation (6G) cellular systems are expected to extend the operational range to sub-Terahertz (THz) frequencies between 100 and 300 GHz due to the broad unexploited spectrum therein. A proper channel model is needed to accurately…

信息论 · 计算机科学 2021-10-14 Shihao Ju , Theodore S. Rappaport

This paper contains measured data and empirical models for 2.5 & 60 GHz in-building propagation path loss and multipath delay spread. Path loss measurements were recorded using a broadband sliding correlator channel sounder which recorded…

网络与互联网体系结构 · 计算机科学 2017-01-13 Christopher R. Anderson , Theodore S. Rappaort

This paper presents a novel antenna configuration to measure directions of multiple signal sources at the receiver in a THz mobile network via a single channel measurement. Directional communication is an intrinsic attribute of THz wireless…

信号处理 · 电气工程与系统科学 2021-08-12 Farzam Hejazi , Katarina Vuckovic , Nazanin Rahnavard

For the concise characterization of radio channel measurement setups, different performance metrics like dynamic range and maximum measurable path loss have been proposed. This work further elaborates on these metrics and discusses…

信号处理 · 电气工程与系统科学 2020-08-19 Sven Wittig , Wilhelm Keusgen , Michael Peter , Taro Eichler

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

In this work, extensive propagation characteristics of short range 240 to 300 GHz terahertz (THz) channels are mapped based on a measurement campaign conducted utilizing a novel, task specific measurement system. The measurement system…

信号处理 · 电气工程与系统科学 2023-06-16 Erhan Karakoca , Hasan Nayir , Güneş Karabulut Kurt , Ali Görçin

The growing demand for higher data rates and expanded bandwidth is driving the exploration of new frequency ranges, including the upper mid-band spectrum (6-24 GHz), which is a promising candidate for future Frequency Range 3 (FR3)…

Reconfigurable Intelligent Surfaces (RISs) are expected to play a pivotal role in future indoor ultra high data rate wireless communications as well as highly accurate three-dimensional localization and sensing, mainly due to their…

The tremendous bandwidth available in the millimeter wave (mmW) frequencies between 30 and 300 GHz have made these bands an attractive candidate for next-generation cellular systems. However, reliable communication at these frequencies…

信息论 · 计算机科学 2014-10-20 Parisa A. Eliasi , Sundeep Rangan , Theodore S. Rappaport

The following paper provides a multi-band channel measurement analysis on the frequency range (FR)3. This study focuses on the FR3 low frequencies 6.5 GHz and 8.75 GHz with a setup tailored to the context of integrated sensing and…

This paper presents a brief overview of several studies concerning the indoor wireless communications at 60 GHz performed by the IETR. The characterization and the modeling of the radio propagation channel are based on several measurement…

网络与互联网体系结构 · 计算机科学 2010-11-10 Lahatra Rakotondrainibe , Gheorghe Zaharia , Ghaïs El Zein , Yves Lostanlen

In this paper we present measurement results for pure line-of-sight MIMO links operating in the millimeter wave range. We show that the estimated condition numbers and capacities of the measured channels are in good agreement with the…

信息论 · 计算机科学 2017-04-03 Tim Hälsig , Darko Cvetkovski , Eckhard Grass , Berthold Lankl