نتایج جستجو برای: fiber wireless fi wi heterogeneous networks

تعداد نتایج: 746201  

Background: Male infertility is defined as an inability to impregnate a fertile female; it is a widespread problem which is usually caused by some male factors such as low quantity and quality of sperm, specifically oligospermia and azoospermia. Objective: This study aimed to evaluate the bio-positive effects of low power density Wi-Fi radiation on the reproductive system of infertile and...

2014
Jina Han Keun-Woo Lim Young-Bae Ko

This paper proposes a novel method of faster association in the Wi-Fi Direct specification to support various wireless docking services in future wireless networking. Wireless docking can be one of the most prominent services in the future because various real-time multimedia streaming applications will be based on this service. Even though the Wi-Fi Direct specifies a neat architecture to supp...

2010
Valdemar Monteiro Joaquim Bastos Orlando Cabral Fernando J. Velez Jonathan Rodriguez

This paper provides a complete specification of the packet based cellular wireless system level simulator that addresses a beyond 3G scenario involving heterogeneous wireless systems interconnected via an IP backbone network. Important aspects as the Link layer design (including the MAC layer) are specified, as well as the C++ object oriented simulation architecture. Since the IP level and the ...

The wireless communication with delivering variety of services to users is growing rapidly in recent years. The third generation of cellular networks (3G), and local wireless networks (WLAN) are the two widely used technologies in wireless networks. 3G networks have the capability of covering a vast area; while, WLAN networks provide higher transmission rates with less coverage. Since the two n...

2004
Rajendra V. Boppana Zhi Zheng

The current wireless technologies such as IEEE 802.11 (Wi-Fi) make ad hoc networking viable for small regions involving a few tens of mobile nodes, but such networks are unreliable. In this paper, we investigate the benefits of adding a few infrastructure nodes to an otherwise ad hoc network. These infrastructure nodes are interconnected among themselves with point-to-point (p2p) links in addit...

2003
Harish Kammanahalli Srividya Gopalan V. Sridhar

Advancement in wireless infrastructure for data access through third generation wireless and wi-fi technologies makes it possible to use mobile devices for various activities and transactions involving Internet. Several proposals have been made to provide data nearer to user. In this paper, we propose multiple overlay networks to provide a network infrastructure to support quick and efficient m...

2014
Abusayeed Saifullah Chenyang Lu Jie Liu Ranveer Chandra Sriram Sankar

White spaces represent unoccupied TV spectrum that could be used for wireless communication by unlicensed devices, just like Wi-Fi and ZigBee devices can use the ISM bands. This low-frequency spectrum enables high bandwidth communication at long transmission ranges. In this paper, we propose a system that leverages the benefits of white spaces for sensor networks, with a view to overcoming the ...

Journal: :IEEE Transactions on Mobile Computing 2015

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