Ing. Naveen Krishnan Murugesan

Master Thesis in Electronics for Deep Diving Autonomous Underwater Vehicle for Exploration 1. Literature survey on Battery Management System, DC/DC converters, Analog circuit design and active cell balancing 2. A previously built Battery Management System is integrated with a LTC3892 DC/DC Buck converter 3. Simulated the 60V DC/DC converter in LTSpice 4. Designed and Implemented the DC/DC Buck converter with active cell balancing and the results are measured and documented

Development of a Robust and Energy Saving ZigBee Protocol for Sensor Systems with a chain like Network Topology 1. Detailed research about 802.15 wireless protocols and ZigBee 2. Designed a schematic and PCB layout in EAGLE with temperature & humidity sensor and MSP430 microcontroller 3. Programmed the microcontroller to transmit data in ZigBee mesh topology

Integrated Analog Circuit Design – Design of a Transmission Gate 1. Research about CMOS IC design, MOSFETs and its characteristics 2. Designed and simulated a transmission gate circuit in Cadence Virtuoso environment using X-FAB 180nm Technology library for a desired output resistance 3. Encountered problems, obtained results and documented

Power Management for LOW Power RF source • Research on Voltage multipliers, diodes, MOSFETs and Buck boost converters • Designed a voltage multiplier circuit schematic and PCB layout in EAGLE for a very low RF input (20 mV) • Designed and simulated a SMART BYPASS DIODE using a MOSFET and schottky diodes in LTSpice

Design and Implementation of Hardware and Software for a Wireless Sensor Node 1. Literature Survey on microcontrollers, circuit design and wireless modules 2. Suitable controller is chosen and the circuit is designed in Eagle and the sensors are interfaced with the microcontroller using I2C, SPI & UART • Programmed ATmega644PA microcontroller in Embedded-C to read data from temperature, pressure and humidity sensors and transmitted using a XBEE module

Testing Thin Films for the BACK END OF LINE by Laser-Induced Surface Acoustic Waves 1. Literature research on thin film mechanical properties and characteristics 2. Determined thin film material properties like using surface acoustic waves 3. Evaluated and documented the results

Focus on: 1. Smart sensor systems 2. Design of software for embedded systems 3. Project lab embedded systems 4. EDA Tools 5. Power Electronics

Focus on: 1. Electronic Circuits – Analog and Digital Electronics 2. System Design, 3. Microprocessors and microcontrollers 4. Communication Engineering