Now showing items 83-102 of 682

    • Cache performance evaluation in DSR protocol through cross-layering for mobile ad hoc networks 

      Sharma, Kapil (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 ...
    • Capacitor mismatch in switched capacitor circuits, techniques to minimize mismatch 

      Chevella, Subhash (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) 

      Topiya, Vishal N. (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 

      Patil, Abhijit Tukaram (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 

      Kotadia, Dhrumil (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 

      Singh, Smriti (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 

      Rathore, Hitesh (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 

      Patel, Animesh (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) 

      Thakar, Lalitkrushna Jagdishchandra (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 

      Kansagara, Vishal J. (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 

      Seksaria, Khushboo (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 

      Thakrar, Akash (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 

      Mehta, Janki (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 ...
    • Circuit design for cervical dilation monitoring with time varying inductor sensor 

      Bajpai, Ishant Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2013)
      A pregnant female has a 42 week long gestation period for child birth. This period is divided in three categories: preterm, term and post term. A preterm labour is a labour that happens before the 37th week but after the ...
    • Classification of 3D volume data using finite mixture models 

      Phophalia, Ashish (Dhirubhai Ambani Institute of Information and Communication Technology, 2010)
      The 3D imaging provides better view of objects from three directions as compared to 2D imaging where front face of object can be viewed only. It involves a complex relationship as compared to 2D imaging and hence computationally ...
    • Classification of data on manifold. 

      Pandya, Maulik (Dhirubhai Ambani Institute of Information and Communication Technology, 2013)
      Data classification is one of the most challenging task in the field of pattern recognition and computer vision. Sometimes the values of signal or data are naturally described as points on a manifold. Such data arise from ...
    • Classification of quantum cryptography 

      Acharya, Jaykumari (Dhirubhai Ambani Institute of Information and Communication Technology, 2004)
      Modern Classical Cryptography is divided into two parts. The first part is Asymmetric (public-key) cryptography and the second is Symmetric (private or secret-key) cryptography. In spite of its popularity public-key ...
    • CLASSIFICATION OF S PARAMETERS USING RDWG TECHNIQUE in NDT 

      Singh, Abhay (Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
      "Rectangular Dielectric waveguide (RDWG) technique employing a dielectric rod antenna is an experimental setup which is better suited for measurement of S - parameters using a Vector Network Analyser. The complex permittivity ...
    • Cluster recommendation of scientific literature for research area analytics 

      Anjana, Rita (Dhirubhai Ambani Institute of Information and Communication Technology, 2018)
      Due to a fast-paced increase of the number of research articles published, it ishard for a researcher to find relevant articles. Research paper RecommendationSystems help in finding the relevant research article. Most ...
    • CMOS current-based mixed-signal architecture for vector-matrix multiplication 

      Chhaya, Vaibhav (Dhirubhai Ambani Institute of Information and Communication Technology, 2012)
      In present days electronic devices become faster. Computations like vector matrix multiplication become more and more compliant and lengthy. For that CMOS based vectormatrix multiplication architecture, with external ...