نتایج جستجو برای: wsn

تعداد نتایج: 7715  

2015
Deepti Gupta

This paper proposed the method of low power consumption for WSN system. When the RF communication is done each tag node during the WSN systems operating , power consumption is greatest. Therefore, we configure the network with the RF communication module that turn on/off periodically, power consumption less than operating the module all the time without it toggles. Experimental results confirme...

2008
Joonsang Baek Han Chiang Tan Jianying Zhou Jun Wen Wong

In this paper, we present our implementation of a stateful public key encryption (stateful PKE) scheme in the wireless sensor network (WSN) environment. In order to reduce the communication overhead of the stateful PKE scheme we implement, which is of prime importance in WSN, we introduce a technique called “indexing”. The performance analysis of our implementation shows that there are signific...

Journal: :JNW 2009
Carlos E. Otero Ivica Kostanic Luis Daniel Otero

This paper presents an open framework and detailed procedures for creating simulators that address application-specific deployment of Wireless Sensor Network (WSN). The presented framework and developed models are combined in a deployment simulator. The simulator assists decision-makers in selecting among different WSN deployment alternatives. The outlined software framework serves as a bluepri...

2013
Nor Azlina Ab Aziz

ةيكلسلالا راعشتسلاا تاكبش ةيطغت يف ) WSN ( ةكبشلا نم ةمدخلا ةدوج سايق يف مهم بناج . عم لومحملا ةكبش WSN كيرحت قيرط نع اهتيطغت نيسحت ىلع ةرداق لا sensor nodes لضفأ بيترت ىلإ لصوتلا متي ثيحب . نكل ت ةقاط كلهتسي راعشتسلاا ةزهجأ كيرح . ةقرولا هذه يف ةيثحبلا ةثلاث ضرع مت algorithms ةيطغت نيسحتل WSN ةقاطلا مادختسا رابتعلاا يف ذخلأا عم لومحملا . تتبثا، ىلإ ادانتساو تيرجأ يتلا براجتلا حاجن لا ـ...

2016
Rajesh Sharma Lalit Kumar Awasthi Naveen Chauhan

Nodes along the boundaries of a Wireless Sensor Network (WSN) play some other important roles in addition to their routine tasks. A prior knowledge of the WSN boundaries can effectively be utilized in numerous WSN aspects pertaining to mobile events, mobile nodes, geographic routing, shape and coverage maintenance, barrier coverage etc. In this paper, we present a localized method based on actu...

2014
B. Joshua G. Veena K. Sandhya Rani M. Anupama

Intrusion detection in Wireless Sensor Network (WSN) is of practical interest in many applications such as detecting an intruder in a battlefield. The intrusion detection is defined as a mechanism for a WSN to detect the existence of inappropriate, incorrect, or anomalous moving attackers. In this paper, we consider this issue according to heterogeneous WSN models. Furthermore, we consider dete...

2009
XU Ye WANG Zhuo

A scale-free routing protocol and algorithm in wireless sensor networks are studied in this paper. The algorithm could be used to form a WSN with a scale-free-network-like topology which helps shorten the length of the routing path. Together with the information fusion function involved in the scale-free routing protocol, the algorithm could dramatically reduce the redundancies of the datagram ...

2012
Xufeng Hua Chengxun Chen Yunchen Tian Yongjun Guo Kezhi Xing

Aquaculture WSN is composed of a large number of nodes with different monitoring function. In this paper, we present a cluster formation algorithm in Sensor MAC for event-driven Aquaculture WSN. The technique proposed is based on cross-layer design which is adopted to reduce the energy waste and guarantee the data transmissions. The event-driven Aquaculture WSN is simulated by OPNET and MATLAB....

Journal: :SN computer science 2023

Wireless sensor network (WSN) with the recent advancement in wireless technologies and numerous applications gaining its impact market value. WSNs are collection connection of low-cost nodes deployed over some monitoring areas, where human is quite difficult. At same time, limitation these has identified issues implementation challenges. In this paper a brief introduction to WSN statistic impac...

Journal: :International Journal of Power Electronics and Drive Systems 2023

<p>In the recent years, wireless sensor network technology (WSN) has been widely adopted in precision agriculture for determining needs of soil term water by monitoring some environmental parameters. To do this, WSN is constructed using several nodes; these small sensing devices are prone to failure and may produce erroneous measurements. ensure good management freshwater, service quality...

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