The Telecommunications and Mission Operations Progress Report 42-142

April-June 2000

Joseph H. Yuen
Editor in Chief


August 15, 2000

NASA Logo
National Aeronautics and
Space Administration

Jet Propulsion Laboratory
California Institute of Technology
Pasadena, California


Contents

Preface

List of Changes

Space Very Long Baseline Interferometry (SVLBI) Mission Operations
V. Altunin, K. Miller, D. Murphy, J. Smith, and R. Wietfeldt

A Navigation Model of the Continuous Outgassing Field Around a Comet
D. J. Scheeres, S. Bhargava, and A. Enzian

The 1998 Mars Global Surveyor Solar Corona Experiment
D. Morabito, S. Shambayati, S. Butman, D. Fort, and S. Finley

Design of an Opto-Electronic Receiver for Deep-Space Optical Communications
G. G. Ortiz, J. V. Sandusky, and A. Biswas

Preliminary Results of an Upgraded Atmospheric Visibility Monitoring Station
B. Sanii, A. Datta, D. Tsiang, J. Wu, and A. Biswas

Characterization of a High-Speed, High-Power Semiconductor Master-Oscillator Power-Amplifier (MOPA) Laser as a Free-Space Transmitter
M. W. Wright

Capacity of Pulse-Position Modulation (PPM) on Gaussian and Webb Channels
S. Dolinar, D. Divsalar, J. Hamkins, and F. Pollara

Stopping Rules for Turbo Decoders
A. Matache, S. Dolinar, and F. Pollara

A 32-Gigahertz Coupled-Cavity Maser Design
J. S. Shell and R. C. Clauss

Interference Effects of Deep Space Network Transmitters on IMT-2000/UMTS Receivers at S-Band
C. Ho, M. Sue, T. Peng, P. Kinman, and H. Tan

Experimental Verification of Predicted Sources of G/T Improvement for the DSS-13 Beam-Waveguide Antenna
T. Y. Otoshi, W. Veruttipong, J. Sosnowski, and R. Cirillo, Jr.

Referees


The research described in this publication was carried out by the Jet Propulsion Laboratory, California Institute of Technology, under a contract with the National Aeronautics and Space Administration. Reference herein to any specific commercial product, service, process, or service by trade name, trademark, manufacturer, or otherwise, does not constitute or imply its endorsement by the United States Government or the Jet Propulsion Laboratory, California Institute of Technology.


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