EE Department I I T Bombay 2002 Current

EE Department, I. I. T Bombay 2002 Current Activities Strengths Indian Institute of Technology Bombay 1

Academia Industry Meet 2002, Electrical Engineering Department AIM 2002 For us • To periodically, critically review EE department’s research • To present summaries of our work to Academia and Industry both in India and abroad and thereby invite collaborations, attract visitors, research students Indian Institute of Technology Bombay 2

Academia Industry Meet 2002, Electrical Engineering Department AIM 2002 For our Guests • An opportunity to introduce their organizations and the work that they do to us, our students and other visitors • A chance to begin collaborations with other participants including us. Indian Institute of Technology Bombay 3

Academia Industry Meet 2002, Electrical Engineering Department AIM 2002 The plan for 3 days Day 1 (June 22) • Poster presentations by students in the foyers • Faculty presentations here (Institute Auditorium) – summaries of things done and planned Indian Institute of Technology Bombay 4

Academia Industry Meet 2002, Electrical Engineering Department AIM 2002 Day 2 (June 23) • Visitors’ presentations meant for general audience. (Poster presentations continue) Day 3 (June 24) • Informal discussions between participants. Indian Institute of Technology Bombay 5

Academia Industry Meet 2002, Electrical Engineering Department The Department of Electrical Engineering at IIT Bombay • One of the most active in the institute. • The largest in terms of student strength (approximately 320 undergraduates and 300 postgraduates) Indian Institute of Technology Bombay 6

Academia Industry Meet 2002, Electrical Engineering Department Five main specializations at the post graduate level: • Communications and Signal Processing • Control & Computing • Electronic Systems • Micro Electronics • Power Electronics and Power Systems. Most faculty members in the dept belong to more than one specialization - cross disciplinary activity being one of the main strengths of the dept. Indian Institute of Technology Bombay 7

Academia Industry Meet 2002, Electrical Engineering Department Communications & Signal Processing S. Chaudhuri U. B. Desai S. Dutta Roy V. M. Gadre A. Karandikar G. Kumar D. Manjunath K. V. V. Murthy S. Merchant H. Narayanan P. C. Pandey P. Rao S. C. Sahasrabudhe G. P. Saraph R. K. Shevgaonkar Indian Institute of Technology Bombay 8

Academia Industry Meet 2002, Electrical Engineering Department Research Areas 1. Signal processing - Biomedical signal and image processing - Speech and Audio Processing - DSP (Algorithms + HW implementation) 1. Computer vision 2. Media processing 3. Wireless communication 4. Antennas and Microwaves 5. Communication networks 6. Artificial neural networks Indian Institute of Technology Bombay 9

Academia Industry Meet 2002, Electrical Engineering Department Communication Laboratories · Antennas and Microwaves · Fiber Optics · Communication Electronics · Information Networks · SPANN · Telematics · TI-DSP Indian Institute of Technology Bombay 10

Academia Industry Meet 2002, Electrical Engineering Department Funding in Comm. & SP Funding Over Last 10 years has been around Rs 51 mil (5. 1 crores) Indian Institute of Technology Bombay 11

Academia Industry Meet 2002, Electrical Engineering Department Projects from Industry Antennas and Microwaves: DRDO, AICTE, ARDB, BRNS, Hitachi Metals, Aero-Marine, Kleinzaid, ECIL Fibre Optics: MHRD, AICTE, DOE Information Networks: DST, MHRD, Tata Infotech, Analog Devices, GE, Verifone, TI, Cirrus Logic, Switchon SPANN: Cirrus Logic, Texas Instruments, Tata Infotech, CE, Analog Devices, SASKEN, Aquila TI-DSP: TI, NRB, AICTE Indian Institute of Technology Bombay 12

Academia Industry Meet 2002, Electrical Engineering Department Laboratory Facilities Antennas and Microwaves: Vector Network Analyzer, Microwave generator, Microwave power meter and frequency counter, Antenna pattern measurement system Fibre Optics: Digital Optical Communication kit, Single and Multimode fibre experimental setup, Optical Time domain reflectometer SPANN: 30 -strong heterogeneous cluster, laser range camera, thermal camera, Bluetooth kit Indian Institute of Technology Bombay 13

Academia Industry Meet 2002, Electrical Engineering Department Research in Antennas · Broadband Microstrip Antennas (MSA) · Circularly Polarized MSA · Compact and Multi Frequency MSA · Microstrip Antenna Arrays · Broadband Antennas · Microwave Integrated Circuits Indian Institute of Technology Bombay 14

Academia Industry Meet 2002, Electrical Engineering Department Information Networks Research • Teletraffic Modelling • Multiprotocol Label Switching • Differentiated Services for Quality of Service in Internet • Multicast for Multimedia over Internet • Active Networks • Queueing Models • High Performance Network Protocols • Wireless Networks • Unconventional Algorithms for Packet Routing Indian Institute of Technology Bombay 15

Academia Industry Meet 2002, Electrical Engineering Department VLSI and Networking • VLSI design for Packet Classifier and Filters • Fast Packet Switches • • Convolutional and Turbo Decoders Indian Institute of Technology Bombay 16

Academia Industry Meet 2002, Electrical Engineering Department Wireless Communication • Bluetooth and Wireless LAN Design Projects • Compact and Broadband Antennas • Wireless Communication Link Set-up • High Power Microwave Systems & Radars Indian Institute of Technology Bombay 17

Academia Industry Meet 2002, Electrical Engineering Department Control & Computing New Group (2002) Intended to represent theory + computational algorithms within EE The seed is the present networks + control faculty Judging by present interests of faculty would be more than half the size of the EE faculty soon. Indian Institute of Technology Bombay 18

Academia Industry Meet 2002, Electrical Engineering Department Activities and Interests of Control & Computing Group • • • Design of control laws for guidance, active vibration control • Computational aspects of Large scale system dynamics (eg. eigenvalue and eigenvector computation of large (million state variables) electrical networks • Partitioning techniques for large system problems : optimization, simulation, sensitivity studies. Optimal control for satellite orientation and control. Simulations of large order interconnected dynamics for various studies such as sensor locations, fault and condition monitoring, flutter and stability evaluation etc. Indian Institute of Technology Bombay 19

Academia Industry Meet 2002, Electrical Engineering Department Electronic Systems New Group (2002) Intended to represent System design methodologies and Hardware implementation within EE The seed is the present instrumentation faculty Judging by present interests of faculty would be more than half the size of the EE faculty soon. Indian Institute of Technology Bombay 20

Academia Industry Meet 2002, Electrical Engineering Department Electronic Systems : Current R&D Areas • Speech analysis synthesis, enhancement and encoding • Speech processing for adverse listening conditions • Digital measurements and instrumentation • Biomedical instrumentation and signal processing • Instrumentation for ultrasonic hyperthermia • Fluid flow measurement using ultrasonic techniques. Indian Institute of Technology Bombay 21

Academia Industry Meet 2002, Electrical Engineering Department Power Electronics & Power Systems Group M. S. Agarwal A. M. Kulkarni V. Agarwal S. V. Kulkarni A. N. Chandorkar K. V. V. Murthy M. C. Chandorkar H. Narayanan K. Chatterjee S. A. Soman B. G. Fernandes V. P. Sundersingh S. A. Khaparde Indian Institute of Technology Bombay 22

Academia Industry Meet 2002, Electrical Engineering Department Selected Ongoing Projects 1. EMI studies 1. Induction heating converter design 1. 150 k. VA DSP-controlled harmonic compensator for induction furnaces 1. System studies for India’s first thyristor-based 400 k. V transmission line compensator 1. DSP hardware and real-time software for power electronics 1. High frequency power supply 1. Sensorless motor control methods Indian Institute of Technology Bombay 23

Academia Industry Meet 2002, Electrical Engineering Department Ongoing research activities · · · · · EMI / EMC issues Object oriented power system analysis Power system deregulation issues Systems aspects of FACTS devices Power electronic converters and control Electric Power Quality Real time simulation of power electronics and machines Electronic ballasts and active rectifiers High frequency power supplies Electric machine design, analysis and modelling Indian Institute of Technology Bombay 24

Academia Industry Meet 2002, Electrical Engineering Department Facilities • EMI spectrum analyser • PCs and Sun workstations with system simulation software • Finite Element Modelling software • Power electronic converter modules • DSP based control hardware and software for power electronics • DSP hardware and software development tools • Laboratory instrumentation: Digital storage oscilloscopes, current probes, high voltage probes, data acquisition systems Indian Institute of Technology Bombay 25

Academia Industry Meet 2002, Electrical Engineering Department Microelectronics & VLSI at IIT Bombay P. R. Apte A. N. Chandorkar M. P. Desai S. Duttagupta R. Lal S. Mahapatra K. V. V. Murthy H. Narayanan M. B. Patil V. Ramgopal Rao D. K. Sharma J. Vasi Indian Institute of Technology Bombay 26

Academia Industry Meet 2002, Electrical Engineering Department Areas of R & D • • • Silicon CMOS physics and technology MEMS VLSI modelling and simulation VLSI design VLSI CAD tool development Interaction between VLSI technology and design Indian Institute of Technology Bombay 27

Academia Industry Meet 2002, Electrical Engineering Department Facilities • • Class 1000 clean room Excellent characterization facility SEM; Photoluminescence VLSI design workstations Simulation workstations Intel microelectronics lab TCS VLSI design lab Indian Institute of Technology Bombay 28

Academia Industry Meet 2002, Electrical Engineering Department Sponsored Projects • Over 40 projects since 1985 totaling Rs. 150 million • Projects cover all areas of Microelectronics & VLSI • Projects from major government agencies, and leading Indian & international companies Indian Institute of Technology Bombay 29

Academia Industry Meet 2002, Electrical Engineering Department Some Ongoing Projects: Physics & Technology • • Microfabricated silicon sensors (MHRD) • • Characterization of Si. Ge HBTs (DST) Silicon sensors for electrophoration (Praman Technology) Characterization of vertical MOS transistors (Siemens) Indian Institute of Technology Bombay 30

Academia Industry Meet 2002, Electrical Engineering Department Some Ongoing Projects: Modeling & Simulation • Development of a hot-carrier simulator (Motorola) • Modeling of power semiconductor devices (GE) • RF MOSFET Models (IME, Singapore) • Oxide scaling effects on design issues (Intel) Indian Institute of Technology Bombay 31

Academia Industry Meet 2002, Electrical Engineering Department Some Ongoing Projects: VLSI Design & CAD Tools • • • Interconnect capacitance extraction by Monte Carlo (Intel) Parallel simulation of large circuits (500, 000 nodes) (NRB) Combinatorial optimization by transformation into circuit problems (DST, NRB) High-speed comparator design (TII) Design issues with high-k dielectrics (Intel) VLSI Design training (MIT, TCS) Indian Institute of Technology Bombay 32

Academia Industry Meet 2002, Electrical Engineering Department Industry Collaborations • Projects with Indian industry: TCS, BEL, ITI, SASKEN, TI, Cypress, Control. Net, etc • Projects with international industry: Intel, Motorola, GE, Siemens, National, NTT, Sun • Industry sponsorship of students • Continuing Education Programs for industry Indian Institute of Technology Bombay 33

Academia Industry Meet 2002, Electrical Engineering Department Custom IC Designs • Design of Analog, Digital, RF (Radio Frequency) and Mixed-Signal chips. • Design of basic OP AMP blocks to complex high frequency Phase Locked Loop (PLL) and low noise front-ends of Radio Frequency systems. • A high-speed comparator design has been successfully transferred to industry and a new, very fast Analog Viterbi Decorder is being designed for industry. • FLOATING POINT FOURIER-TRANSFORM CHIP Indian Institute of Technology Bombay 34

Academia Industry Meet 2002, Electrical Engineering Department Technology • Extensive study on radiation hard Technologies • Facilities to fabricate and characterize Integrated Circuits Indian Institute of Technology Bombay 35

Academia Industry Meet 2002, Electrical Engineering Department Sensors & MEMS • • Current Focus Areas: Ion Sensitive Field Effect Transistors (expertise with the electrolyte-insulatorsemiconductor systems) • • Cantilever Structures for Bio-MEMS Microfluidic structures for single cell electrophoration and capillary electrophoresis Indian Institute of Technology Bombay 36

Academia Industry Meet 2002, Electrical Engineering Department Continuing Education Programmes by EE Dept. • We can offer in-house training programmes in practically all areas of Electrical Engineering including Communication Networks, DSP, Antennas and microwaves, Speech Processing, • VLSI Design, Nanotechnology, CAD Tools, MEMS, Embedded Systems, Emerging Technologies, etc. Indian Institute of Technology Bombay 37

Academia Industry Meet 2002, Electrical Engineering Department Our alumni have remembered us ! Indian Institute of Technology Bombay 38

Academia Industry Meet 2002, Electrical Engineering Department Girish Gaitonde Lecture Hall Complex will be ready by December 2002 Donor Girish Gaitonde (`83 BTech, EE) From Jan 2003, this complex will host the EE dept office + all EE classes (total strength more than 700). Indian Institute of Technology Bombay 39

Academia Industry Meet 2002, Electrical Engineering Department Wadhwani Electronics Laboratories Donor Ramesh Wadhwani (`69 BTech, EE) This was inaugurated in early 2000 and includes all undergraduate Electronic Labs, Design Project Labs and some research Labs. This occupies more than half the area of the 3 rd floor of the EE dept building and has equipments ranging from work-horse type to highly sophisticated. Throughout the year, more than 800 students use these labs. Indian Institute of Technology Bombay 40

Academia Industry Meet 2002, Electrical Engineering Department Prof L. R. Gadre Wireless Complex Donor A. M. Gadre ('84 B. Tech, EE) Inauguration : Later this year. Will include within it the Antennas and u. Waves Lab, SPANN lab and the DSP lab. Indian Institute of Technology Bombay 41

Academia Industry Meet 2002, Electrical Engineering Department Industrial Partnerships TCS sponsors 20 Masters students every year in the LSI/Embedded Systems area Has funded the TCS laboratory for VLSI activity Intel Has funded and continues to equip the Intel Laboratory for VLSI activity TI Has funded the TI DSP lab Indian Institute of Technology Bombay 42

Academia Industry Meet 2002, Electrical Engineering Department Future • Strengthen the Ph. D programme • Have a strong visitor programme • Encourage entrepreneurship • Have more collaborations with industry and government organizations Indian Institute of Technology Bombay 43

Academia Industry Meet 2002, Electrical Engineering Department Ph. D programme: Presently (35 resident, 45 external) Raise to (130 resident, 80 external) Admission requirement - should be outstanding, basic degree in science. (willing to scout all over the country -talent hunting is fun!) Indian Institute of Technology Bombay 44

Academia Industry Meet 2002, Electrical Engineering Department Ph. D students • Treat them well • Good work space - we have it now! Exposure to the world • Exchange programmes with other universities, industries all over the world • A strong visitor programme (researchers from all over the world staying with us, weeks to several months) Indian Institute of Technology Bombay 45

Academia Industry Meet 2002, Electrical Engineering Department A strong visitor programme • 15 visitors at any given time • Phd students of other universities • Academics Senior research workers Practitioners from industry/R&D organizations Rule - Excellence + interaction with our faculty Indian Institute of Technology Bombay 46

Academia Industry Meet 2002, Electrical Engineering Department Entrepreneurship • The curriculum would encourage technological entrepreneurship • Design projects taken to product level completion • Dual Degree, M. Tech, B. Tech projects can aim towards entrepreneural goals. Indian Institute of Technology Bombay 47

Academia Industry Meet 2002, Electrical Engineering Department New Partnerships We are looking for more partners from industry and government organizations We can train, act as consultants, take up their research projects in return for funding of our research programmes Indian Institute of Technology Bombay 48

Academia Industry Meet 2002, Electrical Engineering Department The Promise • We will cherish teaching and academic values • We will reach out • We will look far ahead • We will value silence also in the midst of clamour. Indian Institute of Technology Bombay 49