Professor
Address 302 Whittemore Hall
Bradley Dept. of Electrical and Computer Engineering
Virginia Tech
Blacksburg, VA 24061
 Office  337 Durham
 Phone  Office: (540) 231-4942     Home: (540) 552-1965
 Fax  (540) 231-3362
 E-mail  ha@vt.edu
 Directions  Directions to the office and nearby hotels
Research Interests: VLSI Design for wireless communications 
  • Low-power VLSI design
  • Analog and mixed signal VLSI deisgn
  • RF IC design
  • VLSI design for ultra-wideband (UWB) radios
  • VLSI design for RF IDs
  • VLSI system design for health monitoring of infrastractures (buildings, automobiles, and airplanes) 
Teaching Interests:
  • VLSI design
  • Digital logic design
  • Analog IC design
  • Digital signal processing
VLSI Design: Tutorials, Cell Libraries, and CAD tools for Testing
Education:
  • Ph.D., Electrical and Computer Engineering, University of Iowa, 1986 
  • M.S., Electrical and Computer Engineering, University of Iowa, 1984 
  • B.S., Electrical Engineering, Seoul National University, 1974 
  • Narrative Biography 
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