Browsing by Advisor "Jamadagni, H S"
Now showing items 1-18 of 18
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Architecture and Design of Wide Band Spectrum Sensing Receiver for Cognitive Radio Systems
(2018-01-03)To explore spectral opportunities in wideband regime for cognitive radio we need a wideband spectrum sensing receiver. Current wideband receiver architectures need wideband analog to digital converter (ADC) to sample ... -
ASIC Implementation of A High Throughput, Low Latency, Memory Optimized FFT Processor
(2016-09-09)The rapid advancements in semiconductor technology have led to constant shrinking of transistor sizes as per Moore's Law. Wireless communications is one field which has seen explosive growth, thanks to the cramming of more ... -
Compiler controlled Task Management in Runtime Systems for Dynamic Data ow Model of Execution
For the past 40 years, relentless focus on Moore's Law transistor scaling has provided ever-increasing transistor performance and density. An ever increasing demand for large scale parallelism has driven hardware designers ... -
Design & Implementation Of Low Power Sigma Delta ADCs For Wide Band Applications
(2013-06-13)This thesis focuses on the design and implementation of low power Σ∆ ADCs in 130 nanometer CMOS technology. The design issues in the implementation of a third order ADC with a multi-bit and single bit quantizer are discussed. ... -
Formal Verification Of Analog And Mixed Signal Designs Using Simulation Traces
(2011-07-08)The conventional approach to validate the analog and mixed signal designs utilizes extensive SPICE-level simulations. The main challenge in this approach is to know when all important corner cases have been simulated. An ... -
A Novel Higher Order Noise Shaping Sigma-Delta Modulator
(2010-06-04)The thesis focuses on a higher order noise-shaping Δ ADC architecture which employs filtered quantization error as a dither signal. Furthermore, the work studies implementation challenges using Switched-Capacitor and ... -
On Asymmetric Distributed Source Coding For Wireless Sensor Networks
(2011-01-19)We are concerned with addressing the worst-case distributed source coding (DSC) problem in asymmetric and interactive communication scenarios and its application to data-gathering wireless sensor networks in enhancing their ... -
A Polymorphic Finite Field Multiplier
(2013-07-03)Cryptography algorithms like the Advanced Encryption Standard, Elliptic Curve Cryptography algorithms etc are designed using algebraic properties of finite fields. Thus performance of these algorithms depend on performance ... -
Ring Oscillator Based Temperature Sensor
(2016-06-20)The temperature sensor design discussed in this thesis, is meant mainly to monitor temperature at power outlets. Current variations in power cords have a direct impact on the surrounding temperature. Sensing these variations ... -
Some Applications Of Integer Sequences In Digital Signal Processing And Their Implications On Performance And Architecture
(2013-07-18)Contemporary research in digital signal processing (DSP) is focused on issues of computational complexity, very high data rate and large quantum of data. Thus, the success in newer applications and areas hinge on handling ... -
Some Investigations on QoS in the Wireline-Wireless Network Interface Zone
(Indian Institute of Science, 2005-02-09)In the next generation of networks we will begin to see the true convergence of voice, multimedia, and data traffic. This merging of various dedicated networks will occur both in the wired and wireless domains. Given the ... -
Spatially Correlated Data Accuracy Estimation Models in Wireless Sensor Networks
(2018-02-10)One of the major applications of wireless sensor networks is to sense accurate and reliable data from the physical environment with or without a priori knowledge of data statistics. To extract accurate data from the physical ... -
Testing Of Analog Circuits - Built In Self Test
(2009-03-19)On chip Built In Self Test (BIST) is a cost-effective test methodology for highly complex VLSI devices like Systems On Chip (SoC). This work deals with cost-effective BIST methods and Test Pattern Generation (TPG) schemes ... -
Throughput Of Wireless Mesh Networks : An Experimental Study
(2013-04-26)Mesh network is gaining importance as the next generation network for many high speed applications such as multimedia streaming. This is because it is easy and inexpensive to setup mesh networks with mobile and PDA devices ... -
Unified Cognitive Radio : Architectural Analysis, Design and Implementation
(2018-08-14)This thesis addresses the problem of building a Cognitive Radio that has the ability to interact with human users in a better way by making use of Quality of Experience (QoE) as its basis and marshalling its resources ...