Browsing M Tech Dissertations by Title
Now showing items 415-434 of 820
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Improved algorithms for modular multiplication and its application to block cipher RC6
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)This thesis explores the area of hardware implementation of block ciphers. An al¬gorithm for modular multiplication is proposed which is efficient in terms of speed and area. To demonstrate the effectiveness of the algorithm ... -
Improved authentication packet marketing for IP trace-back
(Dhirubhai Ambani Institute of Information and Communication Technology, 2013)IP Trace back is a significant technique for countering Denial of service attacks; it deals with the problem of finding the true source of packets, which takes part in a flooding based Denial of Service attack. Finding the ... -
Improvement of RAD technique for detecting reflector based DoS attack
(Dhirubhai Ambani Institute of Information and Communication Technology, 2012)Distributed Reflector Denial-of-service (DRDoS) attack is a challenging problem in present Internet environment. DRDoS attack is entirely different when compared to DDoS attack. In DRDoS attack, no need to generate the ... -
Improvement of tagged architecture for preventing software vulnerabilities
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)In spite of the many defense techniques, software vulnerabilities like buffer overflow, format string vulnerability and integer vulnerability is still exploited by attackers. These software vulnerabilities arise due to ... -
Improving the Quality of Data to be used for Text Classification task
(Dhirubhai Ambani Institute of Information and Communication Technology, 2021)Text Classification is one of the most basic tasks of Natural Language Processing (NLP) and efforts have been made to improve the performance of the task by making changes to the classifier model. For any NLP problem, the ... -
Improving the spectral efficiency of Precoded-MIMO Systems
(2021)Transmit Precoding is used in MIMO systems as it reduces the complexity of the MIMO receiver and simplifies the decoding procedure. A multiple-input multiple-output (MIMO) system with Precoding typically suffers from a ... -
Incorporation of mobility model of nodes in zone routing protocol for mobile ad hoc wireless networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)Ad Hoc wireless networks are characterized by dynamically changing network topology due to relative motion of the nodes. This leads to the exchange of large number of control packets between the nodes to maintain the network ... -
Indoor Localization and Crowd behavior sensing
(2021)There are vast applications of indoor localization and crowd behaviour analysis. Application domains include hospitals, workstations, malls, supermarkets, festivals, etc. Crowd behaviour analysis becomes very important in ... -
Indoor target tracking using wireless sensor networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2013)In this thesis, we consider indoor target tracking using wireless sensor networks (WSNs). In outdoor environment, target tracking can be done using Global Positioning Systems (GPS). But in the indoor environment this option ... -
Integrate active and meta-cognitive learning with extreme learning machine
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)"The extreme learning machine has become very popular due to its fast training and good generalization performance. The two considerations for extreme learning machine are fixed network structure and redundancy in training ... -
Integrated capacitance to digital and resistance to digital converter
(Dhirubhai Ambani Institute of Information and Communication Technology, 2018)The wide use of capacitive sensors to determine pressure, humidity, position, andconcentration etc, in wireless sensor networks has been reported readily. Majorityof the Capacitance to Digital converters reported till date ... -
Integrated chaos generator
(Dhirubhai Ambani Institute of Information and Communication Technology, 2006)With the explosion of information, the need to cater to the demands of increased number of users is of paramount importance. Spread Spectrum Technique used in wideband communications have proved to utilize the limited ... -
Integrated receiver front-end: system level architectures and design issues for CDMA based applications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)During the last decade, the world of mobile communications has experienced an enormous growth. Among the important factors has been possible by the migration from the original analog mobile phones to handsets using digital ... -
Integrating semantics into biomedical information retrieval
(Dhirubhai Ambani Institute of Information and Communication Technology, 2015)Integrating semantics into Biomedical Information Retrieval is concerned with studying the meaning of concepts and focusing on their relationships. We have used semantic document representation approach to applying ... -
Integration of restful services in an agro-advisory system
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)In the current age, a very large amount of data relating to the agricultural domain like weather information, soil health status etc is being collected using different sources like remote satellites and sensors. But it is ... -
Interrupt based system-on-chip for IOT application with deterministic response and low power usage
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)Internet of Things (IOT) is rapidly evolving which requires a customized processorwith low power and minimum cost to leverage data gathered by sensors andaccordingly give output to the actuators and other physical objects. ... -
Investigation of emerging graphene field effect transistors for low power applications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2019)The onset of VLSI industry started with big sized chips with some thousand number of transistors incorporating several functionalities. Transistor dimension used then was some hundreds of micometer. This has stepped towards ... -
Investigation of low power design of left-right leap frog array multiplier
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)This thesis addresses the Low Power design of 12 bit LRLFAM at the Layout, circuit and logic levels. A new Low power Booth-Recoder (BR), and Multiplexer based partial product generated are designed using pass-Transistor ... -
Investigation on multi-band fractal antennas for satellite applications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2010)Remote sensing is a very important application of satellite communication. In remote sensing applications, multiple frequencies are utilized. Use of different antennas for different frequencies is a complex task and so use ... -
Investigation on spatial arrangement of transceiver arrays in free space optical communication system
(Dhirubhai Ambani Institute of Information and Communication Technology, 2013)Free space optical communication (FSO) is a line of sight communication that uses lasers (as transmitter) and photo detectors (as receiver) to provide communication between two points. FSO have come about in need for greater ...