Browsing M Tech Dissertations by Title
Now showing items 245-264 of 923
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Design of CMOS voltage controlled oscillator for high tuning range
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)The main objective of the work is to design a CMOS voltage controlled oscillator for higher tuning range. Today there is a great need for multi-standard wireless receivers in the wireless communications. A receiver is to ... -
Design of countermeasures for replay spoof speech attack
(Dhirubhai Ambani Institute of Information and Communication Technology, 2018)Automatic Speaker Verification (ASV) system is a biometric person authentication system to verify a claimed speaker's identity from his/her voice with the help of machines. The ASV systems are vulnerable to various types ... -
Design of cutom wireless protocol for signal transmission inside space equipment
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)There are many sensors and devices inside the satellite. All these devices need to communicate with each other, those devices can be sensor nodes or control device. According to current technology communication between ... -
Design of digital accelerometer based seismic sensor node
(Dhirubhai Ambani Institute of Information and Communication Technology, 2010)The aim of Design of Digital Accelerometer based Seismic Sensor Node is to propose a design for wireless sensor network for exploring the sub-surface region of the moon by studying the seismic waves generated over there. ... -
Design of fiber to the village using passive optical networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2013)Fiber occupied networks are coming out with a performances which are supporting the ongoing demands for very huge connections. One best technology that had evolved in the previous few course of time is Passive Optical ... -
Design of frequency synthesizable delay locked loop
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)As the speed performance of VLSI systems increases rapidly, more emphasis is placed on suppressing skew and jitter in the clocks. Phase-locked loops (PLLs) and delay-locked loops (DLLs) have been typically employed in ... -
Design of laser driver circuit
(Dhirubhai Ambani Institute of Information and Communication Technology, 2005)Designing an Optoelectronic Integrated Circuit (OEIC) is an attractive field of research as it bridges the interface between electrical and optical components. The design of laser driver in optical transmitter is very ... -
Design of leaf cell layouts for memory compiler
(Dhirubhai Ambani Institute of Information and Communication Technology, 2019)Digital layouts are designed in such a way that it should have minimum area and hence lesser delay.On the contrary analog layouts are made using best matching technique so as to provide same environment to each transistors.In ... -
Design of low power and high speed comparator with DG-MOSFET
(Dhirubhai Ambani Institute of Information and Communication Technology, 2012)This thesis is about design of low power and high speed comparator with Double Gate- Metal Oxide Semiconductor Field Effect Transistor (DG-MOSFET) in 32 nm technology node. Low power is the requirement in implanted ... -
Design of low power and high speed decoder for 1MB memory
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)Technology scaling is accompanied by rise in leakage power dissipation. This thesis proposes a voltage controllable circuit in the feedback path of the decoder, which drastically reduces the standby leakage current with ... -
Design of low power interrupt driven RISC-V instruction set processor for embedded systems
(Dhirubhai Ambani Institute of Information and Communication Technology, 2019)This thesis presents a design for low power, interrupt driven processor compatible with RISC-V Instruction Set Architecture (ISA). The processor is designed to target the application of home automation systems. To accomplish ... -
Design of Low Power Time-to-Digital Converter in 0.18?m CMOS
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)A full custom, all-digital, low power Time-to-Digital Converter (TDC) based on a Time-based Analog to Digital Converter (TAD) is presented. The proposed architecture contains a 20-bit ripple counter, 16-bit latch, an ... -
Design of low voltage high performance voltage controlled oscillator
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)In this thesis an ultra low voltage differential capacitive feedback VCO is being proposed .The VCO operates at very low supply voltage of 0.6V.The VCO uses techniques like Forward Body Bias (FBB), and capacitive feedback ... -
Design of low voltage high performance, wide bandwidth current feedback amplifier with complementary input pair
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)This thesis presents the work done on the design of a low voltage high performance, wide bandwidth current feedback amplifier [CFA] with complementary input pair. The design is carried out in 1.8 V, 0.18 micron CMOS process. ... -
Design of low-voltage, low-power, wide-band CMOS LC VCO using active inductors
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)In this thesis the design of low-voltage, low-power, wide-band CMOS LC VCO using active inductor has been proposed. The oscillator is based upon the classic LC-tuned negative-resistance topology, with a novel active inductor ... -
Design of metamaterial
(Dhirubhai Ambani Institute of Information and Communication Technology, 2011)Meta materials are artificially designed materials that exhibit very high transmission values within a frequency range. Double Negative (DNG) Meta material shows both negative permittivity and negative permeability within ... -
Design of multi-band fractal antenna for satellite navigation application
(Dhirubhai Ambani Institute of Information and Communication Technology, 2009)Recent efforts by several researchers around the world to combine fractal geometry with electromagnetic theory have led to a plethora of new and innovative antenna designs. This research proposal has been primarily focused ... -
Design of multi-standard RF front end receiver using novel low IF topology
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)This thesis presents the multi-standard receiver architecture and the corresponding RF front-end design supporting Bluetooth and IEEE 802.11a WLAN standards. To maximize the level of component share in the proposed ... -
Design of narrowband and wideband low noise amplifier for RADAR applications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)This thesis reviews and analyze the designing of Low Noise Amplifier (LNA) inX-band. X-band frequencies are mostly used in RADAR receivers. The transistorused for design is GaAs FET because of its better performance at ... -
Design of optically actuated MEMS based optical switch using bragg grating
(Dhirubhai Ambani Institute of Information and Communication Technology, 2013)Although optical communication networks are successful in providing reasonable amount of speed for communication, these networks are still facing an issue of electrical to optical and optical to electrical overhead while ...