1. 1 http://esl.eng.ohio-state.edu THINGS STUDENTS DO AT THE OSU ESL ERIC K. WALTON 2011 AMTA DENVER The Ohio State University ElectroScience Lab Electrical and Computer Engineering Dept. Columbus, Ohio 43212-1191 http://www.ece.osu.edu/~volakis

2. 2 http://esl.eng.ohio-state.edu ElectroScience is within the ECE Dept. at OSU (Prof. Yuan Zheng, Dept. Chair) 51 Faculty members (No. 14 in size) 900 Undergraduate students (OSU has 50,000 students) 340 Graduate students (no. 15/16 in M.Sc./Ph.D graduation) $6.7 M instructional budget $~17.5 M Research Expenditure in 2002-2003 (among top 4) Areas: RF and Electromagnetics, Solid State & Electronic Mat., Controls Intelligent Transportation, Mixed Signals, VLSI, Comm. Systems & Wireless, Computer Vision, Networking,

3. 3 http://esl.eng.ohio-state.edu UNDERGRAD TEAM (RADAR SENSOR TO DETECT IED’S)

4. 4 http://esl.eng.ohio-state.edu 4 EXAMPLES OF RECENT PROJECTS WE ARE DEVELOPING A SATELLITE ANTENNA FOR A ROBOT SUBMARINE

5. 5 http://esl.eng.ohio-state.edu 5 EXAMPLES OF RECENT PROJECTS WE MADE AN ANTENNA OUT OF PLASMA GAS (IT GLOWS IN THE DARK!)

6. 6 http://esl.eng.ohio-state.edu 6 EXAMPLES OF RECENT PROJECTS WE MADE THERMAL PICTURES OF THE HEAT PATTERNS ON THE BACK WINDOW OF AN AUTOMOBILE EATER GRID TURNED ON)

7. 7 http://esl.eng.ohio-state.edu 7 STATE OF THE ART  COMPACT RANGE

8. 8 http://esl.eng.ohio-state.edu INTERESTING INTERFEROMETER TARGETS GLAUCOMA RESEARCH

9. 9 http://esl.eng.ohio-state.edu VEHICLE ANTENNA TESTING

10. 10 http://esl.eng.ohio-state.edu 10 EXAMPLES OF RECENT PROJECTS MATHEMATICAL MODELS OF AUTOMOBILE ANTENNAS

11. 11 http://esl.eng.ohio-state.edu STUDENT PROJECT GENERATE PLANE WAVE IN “BOX” UNDERGRAD

12. 12 http://esl.eng.ohio-state.edu The ElectroScience Laboratory is a major Center of Excellence in the College of Engineering. Graduated over 325 Ph.Ds. and Over 500 M.Sc. Degrees Graduate 17 Ph.Ds/M.Sc. degrees per year________________________________________________________________________________________________________________ ________________________________________________ Department of Electrical Engineering

13. 13 http://esl.eng.ohio-state.edu _______________________________________________________________________________________________________ _________ NEW BUILDING (MOVED IN; SEP. 2011

14. 14 http://esl.eng.ohio-state.edu STATE OF THE ART COMPACT RANGE

15. 15 http://esl.eng.ohio-state.edu INTERESTING RADAR TEST TARGETS SMALL LARGE

16. 16 http://esl.eng.ohio-state.edu STILLS FROM THROUGH WALL MOVIE

17. 17 http://esl.eng.ohio-state.edu OPTICS AND MICROELECTRONICS

18. 18 http://esl.eng.ohio-state.edu OSU-ESL Accurate analysis and measurement tools Concealed source

19. 19 http://esl.eng.ohio-state.edu OSU-ESL Research Activity RF Components Integrated RF, MEMS switches On Board System Evaluation Reconfigurable and Multifunctional RF antenna apertures, RF on ceramics Miniature sensor arrays Printed Antennas and FSS Antennas on Ships and Structures Radar Scattering from airborne and ground vehicles

20. 20 http://esl.eng.ohio-state.edu OSU-ESL Research Activity MRI Imaging, RF Interference down to device and digital systems logic Wireless receivers Wireless indoor Comm. Multiphysics modeling and design for RF MEMS switches Biological

21. 21 http://esl.eng.ohio-state.edu New Radar Technologies New radar technology to expand operational frequency to 100GHz and improve accuracy of future compact ranges.

22. 22 http://esl.eng.ohio-state.edu Major effort in large scale simulations CEM is an enabling capability in all RF systems design pursuits

23. 23 http://esl.eng.ohio-state.edu k0k0 k1k1 (k)(k) 00 k Non-reciprocal media New Materials for Antennas and RF Devices Multisciplinary Univ. Research Initiative (MURI) Program, started 1 July 2004 Air Force and ONR support 3D crystal 3D crystal that ‘grow’ fields Forward incidence (the frozen mode regime) Large wave amplitude enhancement and wave slow down MPC Magnetic Photonic Crystals

24. 24 http://esl.eng.ohio-state.edu Radiometric Systems Interference monitoring and suppression sensors flown onboard NASA's P-3 aircraft in the Japanese "Wakasa Bay" mission; Pluto Probe Antenna

25. 25 http://esl.eng.ohio-state.edu Indoor Wireless Propagation Models for 3G Data Networks Urban Wireless Propagation Subsurface Radars RFICs Imaging Radars

26. 26 http://esl.eng.ohio-state.edu Array multifuncationality/beam steering using RF MEMS Switch-Based Phase Shifter L-Band (1-2 GHz) Communication X-Band (8-12.5 GHz) Communication Ground-Moving Target Switch Package Patch Antenna Array RF MEMS Switch Reconfigurable Wireless Systems/Sensors DC Contact RF MEMS Switches to be integrated with miniature antenna array to achieve a reconfigurable wireless system with wide frequency band capability (1 – 40 GHz) RF MEMS switches can achieve - low power consumption (10-100 nJ per cycle) - very low insertion loss (~0.1dB) - high isolation (20~60dB) signal output /16 /8 /4 /2

27. 27 http://esl.eng.ohio-state.edu Wireless Sensors Combining Microfluidics, and RF Microsystems (with Prof. Hansford, Ohio State Univ, Materials Science Dept.)

28. 28 http://esl.eng.ohio-state.edu QUESTIONS? DR. ERIC K. WALTON THE OHIO STATE UNIV. ELECTROSCIENCE LAB. 1320 KINNEAR ROAD COLUMBUS, OH Walton.1@osu.edu (GO AHEAD; EMAIL ME QUESTIONS) Study EM and see the world!