نتایج جستجو برای: wireless communications

تعداد نتایج: 173474  

2003

This project explores the important aspect of accurate computer simulation of Rayleigh faded envelopes for flat fading channels. In class, we discussed the original sum-of-sinusoids (SOS) model for 2D isotropic scattering around the mobile station (MS) as developed by Jakes [1]. Unfortunately, the statistics of the in-phase and quadrature components of the resultant channel, gI(t) and gQ(t), as...

2007
T G Hodgkinson

The primary aim of this paper is to provide an overview of wireless communication fundamentals, and the approach used considers them within the context of the following four categories — radio propagation, wireless air interface, advanced antenna systems and interference effects. In addition to this, a representative set of mobile systems are compared to show that their differences are primaril...

Journal: :EURASIP J. Wireless Comm. and Networking 2009
Heidi Steendam Mounir Ghogho Marco Luise Erdal Panayirci Erchin Serpedin

1Department of Telecommunications and Information Processing, Ghent University, 9000 Gent, Belgium 2School of Electronic and Electrical Engineering, Leeds University, Leeds LS2 9JT, UK 3Department of Information Engineering, University of Pisa, 56122 Pisa, Italy 4Department of Electronics Engineering, Kadir Has University, 34083 Istanbul, Turkey 5Department of Electrical Engineering, Texas, A&M...

Journal: :Physical Communication 2012
Khoa Le Sebastian Miron Kainam Thomas Wong

Wireless communications exploits the electromagneticmedium,which is intrinsically polarization-sensitive. Much wireless technology, however, has been devised without explicit consideration of polarization. Past decades of wireless technology has mainly exploited the dimensions of time, frequency and space. As such, polarization is a logical next step in this progression. This special issue focu...

2001
Jae Ho Kim Ki Tae Kwon Young Jean Lee

The Internet is unprecedented in its impact on the world community of industries, institutes, and individuals. Meanwhile, the world also became increasingly mobile. Both of the trends the success of the Internet and the growth of mobile communications created opportunity to add mobility to Internet accessibility. The convergence of wireless and the Internet is already underway. Wireless Interne...

2005
Jamaludin Sallim

This paper describes the fundamental concept of analysis and design strategy for an effective deployment of wireless communications for innovative universities or colleges campus that insistently deploys the wireless networks. The extensive use of wireless technologies in university campus has made various respective computer applications such as electronic transactions and electronic learning ...

2013
Tarulata H. Chauhan Sudhir Agarwal Suchit Purohit

The demand for wireless communication is increasing day by day. People want a high speed of communication in less time. No one is interested in use of bunch of wires. So we move to wireless communication. As technology increases a demand also increases. Now everyone wants a fast communication from anywhere to anyone. Even rural area also requires internet facility. It is too hard to establish a...

2008
Jochen H. Schiller

Figure 1 gives a rough overview of some prominent wireless communication systems focusing on the two parameters gross data rate and relative speed between sender and receiver. Assuming a mobile end-user connected to a stationary transceiver station, the points on the (non proportional) speed axis resemble nonmoving persons, pedestrians, cars downtown, cars outside cities, and cars on a highway,...

2003
Oge Marques Nitish Barman

13.

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