Electrical and Computer Engineering Merrill Engineering Bldg., #4512 University of Utah, Salt Lake City, UT-84112 Ph: (801)-587-7617 Email: KALLA@ece.utah.edu
Ph.D., University of Massachusetts at Amherst, 2002. M.S., University of Massachusetts at Amherst, 1998. B.E., Birla Vishvakarma Mahavidyala, 1993.
Research InterestsMy area of work is related to automated synthesis and optimization, validation and verification of digital VLSI systems:
- Formal Verification of Hardware Implementations of Cryptography Primitives over Galois Fields using Computer Algebra and Algebraic Geometry
- Application of Finite Ring Algebra to Synthesis and Verification of Arithmetic Datapaths with Finite Word-Length Operands:
- Modeling Bit-Vector Arithmetic as Polynomial Functions over Finite Integer Rings
- Decision Procedures based on Algorithmic Analysis of Polynomial Ideals and their Varieties
- Design Automation for Optic/Photonic Logic
- Logic Design and Synthesis in Si-Photonics
- Physical Design Automation for Si-Photonics Integration
- Thermal issues in Si-Photonics Design Automation
- Formal Verification of RTL descriptions
- Equivalence Checks, RTL-Satisfiability, Assertion Checking.
- New Techniques to Guide CNF-SAT Search:
- Static and Dynamic Variable Orderings, Constraint Partitioning
- Proving UNSAT by Directly Searching for UNSAT Cores.
- Using Groebner's Proof Systems for Simplification of Design Verification and SAT solving.
Funding for Our Research
NSF, GOALI Supplement Grant 2008-2011. NSF Faculty Early Career Development (CAREER) Award 2006. NSF, CISE/CCF, 1-Year Grant, 2005-2006. Expired. University of Utah Research Foundation, SEED Grant, 2005-2006. Expired.
Chris Condrat - BS/MS 2007, PhD student. Design Automation for Si-Photonics Integration.
Tim Pruss - MS Student. Interests: Formal Verification, Debugging and Trojan mining in digital circuits.
Lawrence Schlitt - BS/MS Student. Interests: Effects of Thermal Stress on Si-Photonic Integration.
- Lawrence's BS project received the Bronze Medal at the ACM Student Research Competition, at the 2012 Design Automation Conference . Congratulations, Larry!
Jinpeng Lv: PhD completed July 2012. Currently working at Cadence, Conformal Verification Group.
- Dissertation Title: Scalable Formal Verification of Finite Field Arithmetic Circuits using Computer Algebra Techniques
Sivaram Gopalakrishnan - MS 2004, PhD Summer 2008. Senior R & D Engineer, Synopsys, Formality Group, Hillsboro, OR.
Dissertation Title: High-Level Synthesis of Polynomial Datapaths using Finite Integer Algebras.
Namrata Shekhar - PhD, Completed Aug 2007. Senior R & D Engineer, Synopsys, Formality Group, Marlborough, MA.
Dissertation Title: Equivalence Verification of Arithmetic Datapaths using Finite Ring Algebra.
Vijay Durairaj - ME 2004, PhD summer 2008. Senior R & D Engineer, Synopsys ESP Group . Dissertation topic: Improving SAT Solving by Analyzing Constraint-Variable Dependencies.
Publications and Presentations
- Spring 2013: ECE/CS 3700: Fundamentals of Digital System Design
- Fall 2012: ECE/CS 5745/6745: Testing and Verification of Digital Circuits
- Spring 2012: ECE/CS 5740/6740: CAD of Digital Circuits
- Fall 2011: ECE/CS 3710: Computer Design Lab
- Fall 2010: Computer Algebra for Electrical Engineers and Computer Scientists
- ECE 5960-001, ECE 6962, CS 5960, CS 6962
My Recent Conference and Service Activities
If you would like to boost/deflate my ego, please (do not?) hesistate to send me Email at: KALLA@ece.utah.edu
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