Phd thesis on wireless mesh networks used
Bagale, Jiva Nath On the performance of emerging wireless mesh networks. Doctoral thesis, University of West London. Wireless networks are increasingly used within pervasive computing. The recent development of low-cost sensors coupled with the decline in prices of embedded hardware and improvements in phd thesis on wireless mesh networks used low-rate wireless networks has made them ubiquitous. The sensors are becoming smaller and smarter enabling them to be embedded inside tiny hardware.
They are already being used in various areas such as health care, industrial automation and environment monitoring. Such networks have been deployed in wide phd thesis on wireless mesh wireless mesh used areas and various levels of scale.
Learn more here deployment can include only a couple of sensors inside human body or hundreds of sensors monitoring the environment. The sensors are capable of generating a huge amount of information when data is sensed regularly. The information has to be communicated to a central node in the sensor network or to the Internet. The bandwidth of a networks used wireless sensor network is already small and the use of forwarders to pass the data to the central node decreases the network capacity even further.
Wireless networks consist phd thesis on wireless mesh networks phd thesis high phd thesis on wireless mesh networks used loss ratio along with the low network bandwidth.
On the performance of emerging wireless mesh networks - UWL Repository
The data transfer time from the sensor nodes to the central node increases with network size. Thus it phd thesis on wireless mesh networks used challenging to regularly communicate the sensed data especially when the network grows in size. Due to this problem, phd thesis on wireless mesh networks used is very difficult to create a scalable sensor network which can regularly communicate sensor data.
The problem can be tackled either by improving the available network bandwidth or by reducing the amount of data communicated in the network.
On the performance of emerging wireless mesh networks
It is not possible to improve the network bandwidth as power limitation on the devices restricts the use of faster network standards. Also phd thesis on wireless mesh networks used is not acceptable to reduce the quality phd thesis on wireless mesh networks used the sensed data leading to loss of information before communication.
used However more info data can be modified without losing any information using compression techniques wireless mesh networks the processing power of embedded devices are improving to make it possible.
In this research, the challenges and impacts of data compression on embedded devices is studied with an aim to improve the network performance and the scalability of sensor networks. In order to evaluate this, firstly messaging protocols which are suitable for embedded devices phd thesis studied and a messaging model to communicate sensor data is determined.
Then data compression techniques which can be implemented on devices with limited resources and are suitable to compress typical sensor data are studied. Although compression can reduce the amount of data to be communicated over a wireless network, the time and energy costs of the process must be considered to justify the benefits.
In other words, the combined compression and data transfer time must also be smaller than the uncompressed data transfer time. Also the compression and data transfer process must consume less energy than the uncompressed data phd thesis on wireless mesh networks used process.
The network communication is known to be more expensive than the on-device computation in terms of energy consumption.
A data sharing system is created to study the time and energy consumption trade-off of phd thesis on wireless mesh networks used techniques. A mathematical phd thesis on wireless mesh networks used is also used to study the impact of compression on the overall network performance of various scale of sensor networks.
On the performance of emerging wireless mesh networks. Downloads per month phd thesis on wireless mesh networks used past year.
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