Samuel P. ("Sam") Pullen

My CV - Short Version (Last Updated April 2012): PDF File.

My CV - Long Version, with Publications (Last Updated April 2012): PDF File.

New Stuff!! (updated 25 April 2012)

"Uninformed" RF Interference to GBAS (presented at ION ITM 2012 conference):

ION GNSS 2011 Tutorial Presentation: PDF File.

Using Outage History to Exclude High-Risk Satellites (presented at ION GNSS 2011 conference):

Optimized SBAS and GBAS Integrity for Non-Aviation Users (presented at ION ITM 2011 conference):

Older Stuff (2010 and earlier)

Using SBAS to Enhance GBAS User Integrity (presented at ENRI EIWAC 2010 ATM/CNS workshop):

Providing Integrity for Satellite Navigation: Lessons Learned from the Financial Collapse (presented at ION GNSS 2009 conference):

Satellite Navigation Integrity: Lessons from Hurricane Katrina (presented at ION GNSS 2008 conference):

Impact and Mitigation of Ionosphere Anomalies on Ground-Based Augmentation of GNSS (presented at IES 2008 conference):

Targeted P-Value Inflation to Mitigate Ionospheric Anomalies in LAAS (presented at ION NTM 2008 conference):

Stanford GPS/GNSS Laboratory Introduction: PowerPoint (.PPT) File.

Presentation on LAAS/GBAS CAT II/III Requirements and their Antecedents: PowerPoint (.PPT) File.

LAAS Ionosphere Anomaly Prior Probability Draft Briefing (Version 3.1): PowerPoint (.PPT) File.

Overview of Integrity Protection Level Concept for Augmented GNSS and LORAN: PowerPoint (.PPT) File.

Paper on LAAS mitigation of slowly-moving ionosphere spatial anomalies presented at ION GNSS 2005 conference:

Brief Biography

  • I am a Senior Research Engineer (now part-time) in HEPL and the GNSS Laboratory at Stanford University
  • I am the technical manager for the Local Area Augmentation System (LAAS) research effort under Prof. Per Enge.
  • I also provide technical consulting services to a variety of corporate, government, research, and legal clients through my consultancy, Sam Pullen Consulting.

    How to find me

    I support the development of Online Courses and Educational Resources:

    MIT OpenCourseWare: Notes and materials for 2100 courses offered at MIT.

    Udacity: MOOCs (Massive Open Online Courses) in Computer Science, from beginner to expert.

    Coursera: MOOCs in many subjects offered by a partnership of Princeton, Stanford, U. Michigan, and U. Pennsylvania.

    Books and Media that Have Made the Greatest Impact on Me
    (a growing and evolving list, in rough chronological order...):


    The Iliad and The Odyssey, Homer, c. 9th - 12th Century BC.
    The Jewish War, Josephus, c. 75 AD.
    Macbeth, William Shakespeare, c. 1605.
    Paradise Lost, John Milton, c. 1670.
    History of the Decline and Fall of the Roman Empire, Edward Gibbon, 1770s - 1780s.
    War and Peace, Leo Tolstoy, 1869.
    Adventures of Huckleberry Finn, Mark Twain, 1884 - 1885.
    Babbitt, Sinclair Lewis, 1922.
    The Foundation Trilogy, Isaac Asimov, 1940s - 1950s.
    How to Stop Worrying and Start Living, Dale Carnegie, 1948.
    The End of Eternity, Isaac Asimov, 1955.
    The Guns of August, Barbara Tuchman, 1962.
    Stilwell and the American Experience in China, 1911-45, Barbara Tuchman, 1971.
    Freedom at Midnight, Larry Collins and Dominique Lapierre, 1975.
    The Giants Trilogy, James P. Hogan, 1977 - 1981.
    Voices from the Great War, Peter Vansittart, 1981.
    The Songs of Distant Earth, Arthur C. Clarke, 1986.
    Dreadnought: Britain, Germany, and the Coming of the Great War, Robert Massie, 1991.
    The Search for Modern China, Jonathan D. Spence, 1991 (2nd Ed, 1999).
    The Light of Other Days, Arthur C. Clarke and Stephen Baxter, 2000.
    The Miracle of Castel di Sangro, Joe McGinnis, 2000.
    The Black Swan: The Impact of the Highly Improbable, Nassim N. Taleb, 2007 (2nd Ed, 2010).

    Television, Movies, and Drama:

    Shichinin no Samurai (The Seven Samurai) (film), Akira Kurosawa, 1954.
    The Missiles of October (film), Anthony Page, 1974.
    Rocky (film), John Avildsen, 1976.
    Roots (TV miniseries), Alex Haley, 1977.
    Les Misérables (musical), Schönberg/Boublil/Kretzmer, 1980 - present.
    The Right Stuff (film), Philip Kaufman, 1983.
    Empire of the Sun (film), Steven Spielberg, 1987.
    The Inner Light (Star Trek: The Next Generation episode), Peter Lauritson, 1992.
    Schindler's List (film), Steven Spielberg, 1993.
    Forrest Gump (film), Robert Zemeckis, 1994.
    Mori Motonari (NHK Japan "Taiga" drama series), Makiko Uchidate, 1997.
    The Truman Show (film), Peter Weir, 1998.
    Atsu-hime (NHK Japan "Taiga" drama series), Kumiko Tabuchi, 2008.

    Recommended Links to Topics that Interest Me:

    Publications of the Stanford GNSS Laboratory
    Stanford Center for Position, Navigation, and Time
    US Government Space-based Position/Navigation/Timing Website
    Homepage of the Institute of Navigation (ION)
    Stanford's Gravity Probe-B Space Experiment
    My wife's pictures
    Jim Breen's Online Japanese Dictionary (USA mirror) Japanese Web Page Translation
    Rikaichan Japanese dictionary plug-in for Mozilla Firefox.
    Instapundit - political commentary
    TalkingPointsMemo - political commentary
    Inside Higher Education -- news about academia
    Above the Law -- Legal news and views (comedy for lawyers and non-lawyers!)
    Geoff Shackelford's unique view of the world of golf
    Web-Grognards (military simulations, aka "wargames")
    Everest News -- climbing Mt. Everest and elsewhere in Himalayas
    Chelsea FC homepage (English football team)
    FC Barcelona homepage (Spanish/Catalonian football team - 'més que un club - un símbol de la llibertat')
    AS Roma homepage (Italian football team)
    2 + 2 Homepage: Poker Strategy -- English news and information about Japan
    Japan Times -- daily Japanese newspaper in English

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