Automated Spacecraft Communications Service Demonstration Using NASA's SCaN Testbed
Global Positioning System: Challenges in Sustaining and Upgrading Capabilities Persist
Civil Access to the Precise Positioning Service of the NAVSTAR Global Positioning System
Terminal Area Air Traffic Control Simulation
Internet Protocol Over Telemetry Testing for Earth Science Capability Demo Summary
Satellite Services System Analysis Study. Volume 2: Satellite and Services User Model
Satellite Services System Analysis Study. Volume 3: Service Equipment Requirements
Global Low Orbit Message Relay (GLOMR) Satellite Applications Development Program
Land Mobile Communications Satellite Missions in Europe
Study for Estec: Traffic Routing in a Switched Regenerative Satellite. Task 1: Traffic Requirements
Frequency Spectrum Allocation for a Potential Land Mobile-Satellite Service