نتایج جستجو برای: wireless sensor network wsn

تعداد نتایج: 868392  

2013
S Taruna Sakshi Shringi

Wireless Sensor Networks (WSNs) can provide low cost solutions to various real world problems. WSN consists of spatially distributed autonomous sensors to monitor physical or environmental conditions, such as temperature, sound, vibration, pressure, motion or pollutants and to cooperatively pass their data through the network to a main location. To consider energy balancing for nodes is an impo...

2013
Praful P. Maktedar Vivek S. Deshpande J. B. Helonde V. M. Wadhai

Nowadays Wireless Sensor Network (WSN) is top rising field .It is broadly used in lots of application areas since previous few years. Sensor is the mainly significant and fundamental part in WSN. Reliability is one of the key aspects of WSN. Reliability is nothing but the consistency in measuring the results. It is necessary for efficient and reliable data transmission process. Congestion contr...

2016
Gayarti Devi

Currently, wireless sensor network (WSN) is being applied in a lot of different applications. To a large extent the effectiveness of the WSNs depends on the exposure provided by the sensor deployment proposal. There are different deployment demands in different environment. Firstly, we cover the existing deployment method of sensor nodes (SNs) in WSN. We investigate random and deterministic sen...

2014
Mohd Muntjir

A wireless sensor network (WSN) is a network combination of distributed autonomous devices using sensors to recognize physical or environmental trends.Sensor networks are compiled wireless networks of small and low-cost sensors that gathered and originate atmospheric data. The enhanced area of wireless sensor networks combines sensing, communication and computation into a single mechanism. The ...

Journal: :Future Internet 2017
Ahmad Ali Yu Ming Sagnik Chakraborty Saima Iram

Nowadays, the investigation of the Wireless Sensor Network (WSN) has materialized its functional area ubiquitously such as environmental engineering, industrial and business applications, military, feedstock and habitat, agriculture sector, seismic detection, intelligent buildings, smart grids, and predictive maintenance, etc. Although some challenges still exist in the wireless sensor network,...

2015
Amarpreet Kaur Avtar Singh Buttar

Wireless sensor network (WSN) is a network comprised of distributed autonomous devices called sensor nodes which are capable of sensing or monitoring environmental or physical conditions. Wireless sensor networks come across many challenges such as limited battery life, data aggregation and fusion, energy aware routing, security, task scheduling, localization and optimal deployment. In wireless...

2014
Pallavi S. Katkar Vijay R. Ghorpade

A critical need in wireless sensor networks is to achieve energy efficiency during routing as the sensor nodes have limited energy resources. The efficient energy consumption is the main issue in wireless sensor network. The efficient protocol should minimize the energy consumption. This paper presents a survey on energy efficient routing protocols in wireless sensor networks. Keywords— WSN, Ro...

2014
Shitao Yan Mianrong Yang

This paper discusses the analysis and evaluation of routing protocols in wireless sensor network, routing protocol for wireless sensor network based on the topology structure can be divided into planar and hierarchical. WSN communication protocol stack can be divided into physical layer, data link layer, network layer, transports layer and application layer. Finally this paper introduces the ty...

2014
Harish Kumar Mritunjay Kumar Rai

Wireless Sensor Network (WSN) is an application based network. Wireless Sensor Network has a wide range of potential, practical and useful applications. Majority of such applications require an optimization to the communication among the sensors, so as to serve data in short latency and with minimal energy consumption. The sensor nodes in WSN are battery powered devices that consumes energy dur...

2011
Marko Pesko Mitja Štular Miha Smolnikar Mihael Mohorčič

Sensor nodes are being increasingly deployed for monitoring different phenomena in a stand-alone manner or as a part of larger wireless sensor networks (WSN). In addition to protocols for communication within the WSN, sensor nodes may also support communication with other devices. These devices either represent gateways for exposing data and metadata to external networks, or serve as connection...

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