Preface
The Interplanetary Network Progress Report is a quarterly refereed journal published exclusively electronically by the Jet Propulsion Laboratory at http://ipnpr.jpl.nasa.gov/. It reports principally
on activities of the Interplanetary Network
Directorate (IND) in
planning, research, technology development,
implementation, and operations in the areas of
network, communications, navigation, information
systems, Deep Space Network
(DSN) science, mission support, communication
standards, protocols, and spectrum engineering. Tasks
funded by the JPL Director's Research Discretionary
Fund, the Research & Technology Development Fund, and
other programs that involve the IND also are
included.