نتایج جستجو برای: position based routing
تعداد نتایج: 3138416 فیلتر نتایج به سال:
Devices for Wireless Sensor Networks (WSN) are limited by power and thus routing protocols should be designed with this constrain in mind. WSNs are used in three dimensions (3D) scenarios such as surface of sea or lands with different level of highs. This paper presents and evaluates Three Dimensions Position Based Adaptive Real-Time Routing Protocol (3DPBARP) as a novel, real-time, position ba...
Sensor networks are wireless adhoc networks where all the nodes cooperate for routing messages in the absence of a fixed infrastructure. Non-flooding, guaranteed delivery routing protocols are preferred because sensor networks have limited battery life. Location aware routing protocols are good candidates for sensor network applications, nevertheless they need either an external location servic...
A Mobile Ad-hoc Network is a collection of wireless nodes that cooperatively form a network in the absence of any infrastructure or administration. In this paper we present an overview of position based routing protocols that make forwarding decisions based on geographical position of packet destination. Position based routing protocols need to know only the destination address and the address ...
In mobile ad hoc network there are several routing algorithms, which utilize topology information to make routing decisions at each node. aim of this paper is to utilize position information to provide more reliable as well as efficient routing for certain applications. Thus extensions to existing position based routing algorithm have been described to work more efficiently even in cases where ...
the methods which are used to analyze microstrip antennas, are divited into three categories: empirical methods, semi-empirical methods and full-wave analysis. empirical and semi-empirical methods are generally based on some fundamental simplifying assumptions about quality of surface current distribution and substrate thickness. thses simplificatioms cause low accuracy in field evaluation. ful...
Position-based routing protocols take advantage of location information to perform a stateless and efficient routing. To enable position-based routing, a node must be able to discover the location of the messages’ destination node. This task is typically accomplished by a location service. Recently, several location service protocols have been developed for ad hoc networks. In this paper we pro...
Evolutionary Location Intelligence on implementing a position based routing, that make forwarding decision based on the geographical position of a packet's destination is concentrated in this paper. One distinct advantage of this model is not necessary to maintain explicit routes. Position based routing does scale well even if the network is highly dynamic. We use greedy forwarding approach wit...
Transportation in economic systems such as services, production and distribution enjoys a special and important position and provides a significant portion of the country's gross domestic product. Improvements in transportation system mean improvements in the traveling routes and the elimination of unnecessary distances in any system. The Vehicle Routing Problem (VRP) is one of the practical co...
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