Browsing M Tech Dissertations by Title
Now showing items 100-119 of 820
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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 ... -
Broadband spectrum estimation using cascaded integrator comb filter
(Dhirubhai Ambani Institute of Information and Communication Technology, 2010)Spectrum estimation using different type of lters is a broad area of research nowadays. In this work, Cascaded Integrator Comb (CIC) lter based narrowband spectrum estimation and CIC band pass lter is presented. Then the ... -
Buffer aware routing in interplanetary ad hoc network
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)Recent research has shown that existing TCP/IP protocol suit exhibits poor performance in space communication networks. To deal with communication challenges in deep space such as long propagation delay, high channel error ... -
Built-in self test architecture for mixed signal systems
(Dhirubhai Ambani Institute of Information and Communication Technology, 2009)Built-in self test architecture or BIST as we call them, are the necessity of time since the shrinking sizes of component on-chip with advance in IC technology are making it BIST artistries are being rapidly developed and ... -
Built-in self-test for a flash analog to digital converter
(Dhirubhai Ambani Institute of Information and Communication Technology, 2006)The intricacies of modern System on Chips (SoCs), comprising of analog, digital and even Redio-Frequency (RF) blocks on a single chip, are surpassing all previous conceivable limits. A more perplexing problem now is not ... -
Business intelligence portal for customer insights
(2020)The Business Intelligence portal for Customer Insights focuses on providing a business solution for the customer/client as per their requirements be it customer interaction, sales in a particular geography, current users, ... -
Cache performance evaluation in DSR protocol through cross-layering for mobile ad hoc networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2009)Wireless mobile ad-hoc networks are being actively studied by many researchers these days. These networks are suitable to be used in various situations because of (i) their infrastructure-less property and (ii) the mobility ... -
Capacitive Electrode for Bio-Medical Applications
(2021)In recent years, advancements in medical and healthcare-based embedded systems have increased rapidly. Such systems include magnetic resonance imaging (MRI), computed tomography (CT) scanners, ultrasound imaging, digital ... -
Capacitor mismatch in switched capacitor circuits, techniques to minimize mismatch
(Dhirubhai Ambani Institute of Information and Communication Technology, 2011)This thesis about the designing of capacitive mismatch insensitive switched capacitor amplifier for analog to digital converters (ADC). The accuracy of the conversion is an important factor. The accuracy depends upon the ... -
Carrier recovery in software defined radio (SDR)
(Dhirubhai Ambani Institute of Information and Communication Technology, 2012)The work presented here, deals with the carrier synchronization in digital communication system. The transmitter and receiver are two separate circuits located at a distance end and rarely share same carrier frequency ... -
Carrier recovery using costas loop for use in software defined radio
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)This thesis presents a Digital Costas Loop project which is used to demodulate BPSK modulated digital signal. Field Programmable Gate Array(FPGA) technology is flexible enough to perform Digital Signal Processing tasks. ... -
Cattle health monitoring using an IoT enabled impact sensing device
(Dhirubhai Ambani Institute of Information and Communication Technology, 2019)This work focuses on a cattle monitoring wearable device which has been deployed in the field previously. In this phase we have developed and optimized the algorithms both in hardware and software. There have been numerous ... -
Channel estimation and tracking OFDM and MIMO systems
(Dhirubhai Ambani Institute of Information and Communication Technology, 2009)In this thesis, To estimate and track the slow Time varying channels in OFDM and MIMO systems. In first part: we have used a two-dimensional recursive least square adaptive channel estimation technique is used. In orthogonal ... -
Channel estimation in OFDM systems
(Dhirubhai Ambani Institute of Information and Communication Technology, 2010)Orthogonal frequency division multiplexing (OFDM) is not a new concept, but its receiver design has constant improvement. OFDM uses available spectrum efficiently and the system provides high data rates. Many standards ... -
Channel quality prediction and localization
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)In this thesis we focus on two problems, Channel Quality Prediction and Localization in wireless network. In High-Speed Downlink Packet Access (HSDPA) architecture of Universal Mobile Telecommunications Services (UMTS), ... -
Chaotic communication system for IEEE 802.11b (WLAN)
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)Today's WLAN (IEEE 802.11b) is most attractive solution for wireless data communication at higher rate. Chaotic signals, by virtue of their wideband characteristic, are natural candidates for wideband communication ... -
Characterization of NON-ISA factual sentences in english
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)Availability to reason for extraction of knowledge has made Ontology Learning subject of intensive study for past couple of years. With the scaling of the domain, time taken to manually conceptualize the domain knowledge ... -
Characterization of Realization Graphs
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)"Given a degree sequence d, usually it generates several different realizations belonging to several distinct isomorphism classes. In general, the structure of an arbitrary realization cannot be known from its degree ... -
Chatbot platform
(Dhirubhai Ambani Institute of Information and Communication Technology, 2019)There are many platforms available in market for creating chatbots and maintaining them. Chatfuel, ManyChat, Google's Dialogflow are some of the leading platforms which provide such facilities. Yet, there is no platform ... -
Checkpointing and recovery mechanism in grid
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)Grid is a collection of distributed computing resources that performs tasks in co-ordination to achieve high-end computational capabilities. Grid Computing is a collective computing of a given task by breaking it into ...