Barton Bull

A Low Cost GPS System for Real-Time Tracking of Sounding Rockets

Oliver Montenbruck, Markus Markgraf, Frank Hassenpflug, 2001 .

Flight Performance Evaluation of Three GPS Receivers for Sounding Rocket Tracking

Oliver Montenbruck, Markus Markgraf, Barton Bull, 2002 .

Telemetry Tracking and Control Through Commercial LEO Satellites

Barton Bull, Edward I. Powers, Charles Grant, 2001 .

A Space Based Internet Protocol System for Launch Vehicle Tracking and Control

Barton Bull, Frank Bauer, Dwayne R. Morgan, 2001 .

Paper Session I-A - Autonomous Flight Safety System

Barton Bull, James Simpson, Bob Ferrell, 2004 .

A Real Time Differential GPS Tracking System for NASA Sounding Rockets

Barton Bull, Frank Bauer, 2000 .

GPS Sounding Rocket Development at NASA with Simultaneous Multi-Payload Tracking Application

Barton Bull, Hugh Martel, 2000 .