中文
相关论文

相关论文: Approche p\'edagogique sur l'innocuit\'e des techn…

200 篇论文

The wireless network technology WiFi finds more and more applications in the industrial field as for the exchange of information between the people or the equipment. It has the advantage of allowing a great flexibility of the network but…

物理教育 · 物理学 2007-07-12 François Demontoux , Jean-Louis Miane

With the massive increase in the popularity of smartphones and mobile data applications demanding bandwidth requiring data rates of the order of Gigabits per second, exploration of untapped frequency spectrum such as millimeter-wave has…

信号处理 · 电气工程与系统科学 2021-04-09 Haneet Kour , Rakesh Kumar Jha

With the formidable growth of various booming wireless communication services that require ever-increasing data throughputs, the conventional microwave band below 10 GHz, which is currently used by almost all mobile communication systems,…

网络与互联网体系结构 · 计算机科学 2014-10-17 Peng Wang , Yonghui Li , Lingyang Song , Branka Vucetic

Wireless Communication is an application of science and technology that has come to be vital for modern existence. From the early radio and telephone to current devices such as mobile phones and laptops, accessing the global network has…

网络与互联网体系结构 · 计算机科学 2013-05-06 Ibrahim AlShourbaji

With the rapid development of wireless communication technology, wireless access points (AP) and internet of things (IoT) devices have been widely deployed in our surroundings. Various types of wireless signals (e.g., Wi-Fi, LoRa, LTE) are…

信号处理 · 电气工程与系统科学 2022-06-27 Zheng Yang , Yi Zhang , Guoxuan Chi , Guidong Zhang

A dramatic development occurring in our daily life is the increasing use of mobile equipment including mobile phones and wireless access to the Internet. They enable us to access several types of information more easily than in the past.…

凝聚态物理 · 物理学 2007-05-23 Tsuyoshi Hondou

As wireless systems grow rapidly worldwide, one of the most important things, wireless systems designers and service providers faces is interference. Interference decreases coverage, capacity [1], and limits the effectiveness of both new…

网络与互联网体系结构 · 计算机科学 2018-11-01 Zeeshan Haider , Muhammad Saleem , T. Jamal

This paper presents an evaluation of the WiFi exposure levels inside the university in the 2.4 GHz frequency band. The selected environment is the typical scenario where WiFi exposure concerns have increased in the last years, since a…

信号处理 · 电气工程与系统科学 2024-02-08 Marta Fernandez , David Guerra , Unai Gil , Inigo Trigo , Ivan Pena , Amaia Arrinda

With increasing interest in millimeter wave wireless communications, investigations on interactions between the human body and millimeter wave devices are becoming important. This paper gives examples of current regulatory requirements, and…

新兴技术 · 计算机科学 2015-08-21 Ting Wu , Theodore S. Rappaport , Christopher M. Collins

WiFi is widely implemented in campus wide including administrative, teaching and student's accommodation. Wireless communications are associated with interconnect devices which includes cellular networks, infrared, bluetooth and WiFi…

网络与互联网体系结构 · 计算机科学 2010-04-27 Norrozila Sulaiman , Che Yahaya Yaakub

This paper provides an overview of the features of fifth generation (5G) wireless communication systems now being developed for use in the millimeter wave (mmWave) frequency bands. Early results and key concepts of 5G networks are…

The idea of ultra-wideband (UWB) communications for short ranges (up to a few tens of meters) has been around for nearly three decades. However, despite significant efforts by the industry, UWB deployment has not yet reached its predicted…

信号处理 · 电气工程与系统科学 2025-09-10 Brian Nelson , Hussein Moradi , Behrouz Farhang-Boroujeny

The Internet of Things (IoT) incorporates multiple long-range, short-range, and personal area wireless networks and technologies into the designs of IoT applications. This enables numerous business opportunities in fields as diverse as…

网络与互联网体系结构 · 计算机科学 2016-11-04 Mahmoud Elkhodr , Seyed Shahrestani , Hon Cheung

Concern has been widely acknowledged about human health---e.g., heating of the eyes and skin--from exposure to electromagnetic fields (EMF) produced by wireless transmitters. Mobile telecommunications rely on an extensive network of base…

信号处理 · 电气工程与系统科学 2020-05-28 Seungmo Kim

The widespread use of wireless technologies leads to an ever-increasing number of users and permanently functioning devices. However, the growth of the number of wireless users in a limited space and a limited frequency range leads to an…

信号处理 · 电气工程与系统科学 2019-07-02 Volodymyr Astapenya , Volodymyr Sokolov , Mahyar TajDini

COST INTERACT working group (WG)1 aims at increasing the theoretical and experimental understanding of radio propagation and channels in environments of interest and at deriving models for design, simulation, planning and operation of…

网络与互联网体系结构 · 计算机科学 2023-10-02 Mate Boban , Vittorio Degli-Esposti

Guided wireless technology is an innovative approach that combines the strengths of guided waves and wireless communication. In traditional wireless systems, signals propagate through the air, where they are vulnerable to interference,…

信息论 · 计算机科学 2026-02-26 Mohamed Akrout , Amine Mezghani , Faouzi Bellili , Robert W. Heath

The next generations of wireless networks will work in frequency bands ranging from sub-6 GHz up to 100 GHz. Radio signal propagation differs here in several critical aspects from the behaviour in the microwave frequencies currently used.…

信号处理 · 电气工程与系统科学 2021-03-17 Farasatul Adnan , Valon Blakaj , Sendy Phang , Thomas M. Antonsen , Stephen C. Creagh , Gabriele Gradoni , Gregor Tanner

We present a new type of wireless access infras-tructure consisting of a fabric of dispersed electronic circuitsand antennas that collectively function as a massive, distributed antenna array. We have chosen to name this new wireless…

信号处理 · 电气工程与系统科学 2020-01-17 Liesbet Van der Perre , Erik G. Larsson , Fredrik Tufvesson , Lieven De Strycker , Emil Björnson , Ove Edfors

This Thesis explores the limits in the application of propagating quantum microwaves for quantum communication and quantum sensing, as well as the design of new devices and protocols to fight these limitations. We take advantage of Gaussian…

量子物理 · 物理学 2024-01-18 Tasio Gonzalez-Raya
‹ 上一页 1 2 3 10 下一页 ›