Jet Propulsion Laboratory
National Aeronautics and
Space Administration
California Institute of Technology
Pasadena, California
Contents
OSC TASKS
DSN Advanced Systems
TRACKING AND GROUND-BASED NAVIGATION3>
Orbit Determination of Highly Elliptical Earth Orbiters Using Improved Doppler Data-Processing Modes
J. A. Estefan
NASA Code 314-30-11-60-02
COMMUNICATIONS, SPACECRAFT-GROUND
Seamless Data-Rate Change Using Punctured Convolutional Codes for Time-Varying Signal-to-Noise Ratios
Y. Feria and K.-M. Cheung
NASA Code 314-30-61-02-05
Turbo Codes for Deep-Space Communications
D. Divsalar and F. Pollara
NASA Code 315-91-20-20-53
CDMA With Interference Cancellation for Multiprobe Missions
D. Divsalar and M. K. Simon
NASA Code 315-91-20-20-53
Combining Image-Processing and Image Compression Schemes
H. Greenspan and M.-C. Lee
NASA Code 315-91-40-20-36
A Method Using Focal Plane Analysis to Determine the Performance of Reflector Antennas
P. W. Cramer, W. A. Imbriale, and S. R. Rengarajan
NASA Code 314-30-11-00-12
On-Wafer, Cryogenic Characterization of Ultra-Low Noise HEMT Devices
J. J. Bautista, J. Laskar, and P. Szydlik
NASA Code 314-30-11-10-02
DSN Systems Implementation
CAPABILITIES FOR NEW PROJECTS
Radio-Science Performance Analysis Software
D. D. Morabito and S. W. Asmar
NASA Code 314-30-21-00-06
Analysis of a Microstrip Reflectarray Antenna for Microspacecraft Applications
J. Huang
NASA Code 315-91-50-20-04
NETWORK UPGRADE AND SUSTAINING
The Efficiency Calibration of the DSS-24 34-Meter Diameter Beam-Waveguide Antenna
L. S. Alvarez, M. J. Britcliffe, M. M. Franco, S. R. Stewart, and H. J. Jackson
NASA Code 314-30-63-02-04
Analysis of a Disk-on-Rod Surface Wave Element Inside a Corrugated Horn Using the Mode-Matching Technique
J. C. Chen
NASA Code 314-30-11-00-10
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.