نتایج جستجو برای: sensor network
تعداد نتایج: 823415 فیلتر نتایج به سال:
Wireless sensor network (WSN) is a complex network system these network are provide is extraction of data collection for using different process for protecting data. Data collection is a essential task in Wireless Sensor Network. A several of the issues in data collection are energy, time delay, packet collision, more bandwidth constraint, latency, scalability and subsequently on. To overcome t...
This paper presents a wireless sensor network protocol for a car parking monitoring system. A wireless sensor network for the purpose is composed of multiple sensor nodes, a sink node, a gateway, and a server. Each of the sensor nodes is equipped with a 3-axis AMR sensor and deployed in the center of a parking space. The sensor node reads its sensor values periodically and transmits the data to...
Routing protocol for wireless mobile sensor networks can be active, can also be passive. The network all wireless sensor node is base station and the gateway for two-way communication. To complete the training parameters, which can be called the training function is used to train the BP neural network. The paper presents design and implementation of wireless sensor network nodes based on BP neu...
We develop distributed algorithms for sensor networks that respond by directing a target (robot or human) through a region. The sensor network models the event levels sensed across a geographical area, adapts to changes, and guides a moving object incrementally across the network. We describe a device we call a Flashlight for interacting with the sensor field. This interaction includes collecti...
The sensor nodes in a Wireless Sensor Network are generally constrained with limited power supply. Efficient power management is a must for any sensor network to keep the sensor nodes in the network to be operational for a longer period of time this increasing the lifetime of the sensor network. Hierarchy based routing enables the sensor networks to be deployed in larger areas. In this paper we...
The efficient node-energy utilization in wireless sensor networks has been studied because sensor nodes operate with limited battery power. To extend the lifetime of the wireless sensor networks, we reduced the node energy consumption of the overall network while maintaining all sensors balanced node power use. Since a large number of sensor nodes are densely deployed and interoperated in wirel...
in this paper, an adaptive neuro fuzzy inference system (anfis) based control is proposed for the tracking of a micro-electro mechanical systems (mems) gyroscope sensor. the anfis is used to train parameters of the controller for tracking a desired trajectory. numerical simulations for a mems gyroscope are looked into to check the effectiveness of the anfis control scheme. it proves that the sy...
Network lifetime is a critical issue in Wireless Sensor Networks (WSNs). In which, a large number of sensor nodes communicate together to perform a predetermined sensing task. In such networks, the network life time depends mainly on the lifetime of the sensor nodes constituting the network. Therefore, it is essential to balance the energy consumption among all sensor nodes to ensure the networ...
ZigBee is an emerging wireless network technology, according to china’s digital agricultural feature such as remote, dispersion, variability and diversity, the ZigBee-based wireless sensor network for digital agricultural data acquisition is one of the best ways to build the system. In this paper, based on ZigBee wireless sensor network deployment planning principles and the status of our digit...
Wireless Sensor gains popularity from last few decades due to their viability in hostile environment. Based on types of node sensor networks are categorized as WSN and MWSN. Wireless Sensor Network with mobile nodes faces numerous challenges in terms of energy efficient network, prolonged lifetime and network traffic. This paper gives an overview of efficient routing protocols suitable for wire...
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