Address

Packard Bldg., Room 230

Stanford University,

Stanford, CA 94305-9510

Phone 650-736-1084

Research Interests

Broadband access to the Internet, cable, fixed wireless, DSL, satellite communications,.
CDMA, Orthogonal CDMA, multi-carrier CDMA, CDMA tracking-Delay Lock Loop.
Communications theory, signal processing, multiple access, modulation, synchronization, and coding
Networking management, protocols, caching.
Global Positioning System, signal tracking, navigation, time transfer
Satellite communications, GEO, LEO, MEO orbits.
Internet Security

Education

B.S., in Electrical Engineering, Stanford University, 1955
M.S., in Electrical Engineering, Stanford University, 1956
Ph.D., in Electrical Engineering, Stanford University, 1958
Senior Management Program, UCLA, 1986

Books

Digital Communications by Satellite, Prentice-Hall, Englewood Cliffs, NJ, 1977. Reprinted as softcover, 1995.
Global Positioning System-Theory and Applications, Volumes I, II. AIAA, Washington, DC. Co-Editor and Principal co-author, 1996.
Contributing author, Self Organizing Systems, Office of Naval Research, 1975
The Evolution of Modern Digital Communications Technologies, in Science, Technology, and National Security, Pennsylvania Academy of Science, Easton, PA, 2002. Co-author.

Honors

National Academy of Engineering of the USA, Member, Electronics, Aeronautics & Astronautics
IEEE, Life Fellow
Institute of Navigation, Fellow
Premio Prize, International City of Columbus Award, Italian Institute of Communications, 1983
Johannes Kepler Award, Institute of Navigation
Hall of Fame Award, GPS Joint Program Office, US Air Force

Previous Employment/Committees

Founder, Chairman, and CEO, Stanford Telecommunications, Inc., 1973-1999 a digital telecommunications company of more than 1000 employees sold to Intel, Alcatel, Flextronics, ITT Industries in 1999.
Co-Founder and Chairman, Rosum Corporation.
Science advisory boards of several Internet access and ASIC chip related companies.
Board of Advisors, Stanford University, School of Engineering
Board of Advisors, USC, Communications Sciences Institute
IEEE Technical Activities Board, Chairman
Lecturer, Stanford University, George Washington University.
US Congressional Advisory Board International Space Station
Air Force GPS Independent Review Team
Defense Science Board GPS Task Force

Expertise

Spread spectrum, CDMA, Orthogonal CDMA, Multicarrier CDMA. Originated various forms of the Delay Lock Loop used in almost all cellular CDMA and GPS receivers. Vector Delay lock tracking-integrated delay lock loop/Kalman filter. Cable modems, QAM with concatenated coding. Broadband Internet access. Network management. Fixed wireless communications in multipath channels, adaptive equalization. Global Positioning System, co-architect of GPS responsible for signal design, new L5 CDMA codes. Relativistic and propagation effects on signal timing. Satellite communications multiple access, orbits, modulation and coding. Communications theory. Digital signal processing in ASIC chips. Mathematica .