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Physical layer network coding in relay assisted OFDM based wireless networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
Relays have the potential to support transmissions over long distance ranges, much more<p/>than what can be accomplished by relay-less wireless networks. The concept of network coding<p/>(NC) that was originally conceived ...
Wideband active mixer with high gain and low noise figure
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
This work presents active double-balanced down converter mixer with some modification. Gilbert topology provide overall good gain and LO-RF isolation. It has poor noise figure performance. It is narrow band in terms of ...
Abstractive text summarization using universal dependency labels, LSA and graph based approach
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
With the advancements in technology and the increase in the available informationon the Internet it becomes a tiring task to go through each and everydocument available on net to get a gist of each. This could have been ...
Automatic brain tumour segmentation using rough sets
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
Brain tumour segmentation is an important research topic in computer assistedmedical intervention. Automation of this process ensures that valuable expertresources are made available to a wider range of people and more ...
Automatic speech recognition using deep neural networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
Automatic Speech Recognition (ASR) is an important field of research because ofits widespread use in various fields such as military, health services, day-to-dayactivities, etc. ASR task was earlier done using GMM-HMM ...
Brain computer interface using electroencephalogram
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
Brain Computer Interface (BCI) provides a pathway for communication from humansto computer without any muscular activity. Common Spatial Pattern (CSP)algorithm has been proved to be effective in Brain Computer Interface ...
Counting spanning binary trees of labelled undirected graphs
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
The number of spanning binary trees of a connected labelled undirectedgraph is an important quantity which is closely related to the reliability of thegraph as a network. Many problems and their applications in mathematics ...
Design and implementation of high power amplifier using gallium nitride
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
In recent years, the use of Gallium Nitride (GaN) transistors as active device inpower amplifier circuits has increased. The advancement in the technology forsuitable substrate has allowed the use of this very promising ...
Design of 16-bit 1MSamples/s differential SAR analog to digital converter
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
This work focusses on design of 16-bit, 1MSamples/s differential SAR ADC converter.We have applied split ADC architecture to SAR converter. The design canbe broadly classified in two parts viz. design of ideal A/D converter ...
Design of an interrupt driven processor having deterministic exception response
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
In recent times, we have seen an impressive growth of portable devices, audiovideobased multimedia products and wireless communication systems. To meetthe intensive computational requirements and complex real time functions, ...