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Wireless Sensor Networks (WSNs) are getting popular day by day. But due to the constrained of resources and limited battery supply of sensor nodes, this becomes the major areas of research. Earlier the LEACH protocol proposed contributes a lot in terms of reducing energy consumption among sensor nodes. Later on concept of rendezvous nodes (RZ) and mobile sink was combined with LEACH to reduce energy...
With limited battery power of nodes, communication energy consumption is the main factor to affect the lifetime of wireless sensor networks. It is of great significance to design a communication protocol to prolong the lifetime of the networks. In this paper, an energy-efficient LEACH algorithm for wireless sensor networks is proposed, which takes the energy and position factors of each node into...
Wireless Sensor Network (WSN) comprises a large number of tiny sensor nodes. These nodes are intelligent of sensing and monitoring the environmental or physical condition like temperature, sound, pressure, motion, etc. and communicating with other nodes. Sensor nodes in WSN have limited power and energy constraint hence it becomes necessary to efficiently use these resources. Energy consumption is...
In this paper the entire area is divided into clusters. Each of the clusters has a set of nodes which are spread randomly across the clusters. Cluster Head Election algorithm LEACH elects a different cluster heading each round. LEACH routing algorithm is also simulated for sending the packets for inter cluster communication and intra cluster communication between source node and destination node....
Wireless sensor network consists of various nodes that are basically used for the calculation and transmission of the data. These nodes are battery powered due to which energy of a node plays a vital role. The amount of the energy used up by any node while the data is transmitted, it needs to be optimized so that the less amount of energy is consumed. The efficiency of the WSN depends on the numerous...
The proposed work aims at designing routing method and data compression algorithm for WSN's. An ad-hoc network (WANET) is considered and based on certain criteria the data is forwarded dynamically. Various parameters such as Compression Ratio, Packet Delivery Rate, Energy consumption are considered to determine the efficiency of the network. One of the primary parameters to be considered in the configuration...
The need for energy-efficient routing and data gathering protocols in large-scale environments becomes very challenging. Hierarchical routing in WSNs is a very important topic. It has been widely investigated relative to energy efficiency based routing protocols. LEACH (Low Energy Adaptive Clustering Hierarchy algorithm) is the pioneering cluster routing protocol in WSNs. However, it is not suitable...
Wireless sensor networks (WSNs) give us the opportunity to monitor a variety of real time environmental conditions and it helps to make our lifestyle modernized. Usually, every sensor node (SNd) consists of a small battery which is difficult to recharge. The main problems with this WSN are to provide longer lifetime and to maintain the energy consumption level equal for every SNd. When SNds are deployed...
Wireless Sensor Network (WSN) contain some of sensor nodes which interact with others through physical parameters like sunlight, wind, vibration, humidity etc. From Base Station (BS) Sensor node sends and receives data to or from wireless stations. Clustering schemes in WSN are two types homogeneous schemes and heterogeneous schemes. In Homogeneous scheme initial energy is same for each node but in...
Power consumption of routing protocols is one of the main issues that wireless sensor networks (WSNs) encounter in their lifetime. Low-Energy Adaptive Clustering Hierarchy (LEACH) clustering protocol was introduced to reduce power consumption. However, in LEACH, power consumption increases massively as the distance between sink node and cluster heads (CHs) increases. This drawback introduces distance...
LEACH protocol called Low Energy Adaptive Clustering Hierarchy, is a protocol that allows the formation of distributed cluster. In each cluster, LEACH randomly selects some sensor nodes called cluster heads (CHs). The selection of CHs is made with a probabilistic calculation. It is supposed that each non-CH node joins a cluster and becomes a cluster member. Nevertheless, some CHs can be concentrated...
Wireless Sensor Networks (WSN) plays a vital role in the modern communication mechanism. These are more vulnerable to attacks due to their basic limitations such as communication distance, memory, processing, throughput and power. In this paper we analyze communication delay and energy consumption of a WSN. We propose a Novel Dynamic Reconfigurable Network Monitoring Node (DRNMN), which controls the...
Forest is one of the most valuable and indispensible natural resource. The forest fire is one of the natural disasters that destroy the forest not only in India but countries like Australia, USA etc which is called as bush fire, wild fire respectively. Now in terms of deploying Wireless Sensor Networks for forest fire monitoring and detection, there is a need to investigate appropriate routing protocol...
Wireless Sensor Network is a rising technology that guarantees ample amount of applications in various domains. The creations of WSNs completely rely on existence of various hardware and software and WSN developed with limited battery life. Many WSN routing protocols are designed so that it makes use of fewer resources and improve the performance and lifetime of network. Energy consumption is one...
Energy consumption is one of the constraints in wireless sensor networks (WSNs). The routing protocols are the hot areas to address quality-of-service (QoS) related issues, viz., energy consumption, network lifetime, network scalability, and packet overhead. The key issue in WSN is that these networks suffer from the packet overhead, which is the root cause of more energy consumption and degrade the...
In this paper, we are propose the RSSI cluster routing method for multi-hop data transmission. The proposed the RSSI cluster routing method be generate the cluster a random to between nodes of similar positions using the RSSI of each node to the sink node in the cluster-based wireless sensor network. And it is to the data transmission to the sink node to the multi-hop through header decision. In this...
Extended network lifetime and load balancing are important requirements for many WSN applications. There are many clustering routing schemes for homogeneous proactive and reactive WSNs but they suffer from the problem of uneven load distribution and back transmission. This paper presents an energy efficient load balanced clustering scheme with away cluster head (ACH) scheme and free association mechanism...
Wireless Sensor Networks (WSNs) facilitate efficient and reliable monitoring of specified area for multiple applications. Variety of protocols are designed to increase the effectiveness and lifetime of WSNs. Low Energy Adaptive Clustering Hierarchy (LEACH) protocol is one of them. LEACH is a hierarchical clustering based protocol where data is transferred to the data evaluation center through an intermediary...
Wireless Sensor Networks (WSNs) are made up of tiny sensor nodes which sense the data and communicate to the base station via other nodes. These sensor nodes are inexpensive portable devices with limited processing power and energy resources which make them in need of smart clustering protocols. Many clustering and routing protocols were proposed in the literature to serve large networks of such tiny...
In WSN, number of sensor nodes is randomly deployed in the network. These nodes are small, low power nodes with different capabilities like sensing, computing and wireless communications. Since they have limited battery lifetime, there is a need to provide an efficient algorithm that provides higher network lifetime for the given amount of available energy. The proposed enhanced energy efficient Leach...
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