The Telecommunications and Data Acquisition Progress Report 42-121

January-March 1995

Joseph H. Yuen
Editor-in-Chief


May 15, 1995


National Aeronautics and
Space Administration

Jet Propulsion Laboratory
California Institute of Technology
Pasadena, California


Contents

Note From the Editor

Preface

OSC TASKS
DSN Advanced Systems
TRACKING AND GROUND-BASED NAVIGATION

Determination of the Position of Jupiter From Radio Metric Tracking of Voyager 1
W. M. Folkner and R. J. Haw
NASA Code 314-30-11-50-03

Rate Considerations in Deep Space Telemetry
M. Costa, M. Belongie, and F. Pollara
NASA Code 315-91-20-20-53

An Efficient Implementation of Forward-Backward Least-Mean-Square Adaptive Line Enhancers
H.-G. Yeh and T. M. Nguyen
NASA Code 315-91-10-13-08

Computer Simulation Results for PCM/PM/NRZ Receivers in Nonideal Channels
A. Anabtawi, T. M. Nguyen, and S. Million
NASA Code 315-40-41-13-05

The Application of Noncoherent Doppler Data Types for Deep Space Navigation
S. Bhaskaran
NASA Code 315-90-81-41-06

COMMUNICATIONS, SPACECRAFT-GROUND

Multiple Turbo Codes for Deep-Space Communications
D. Divsalar and F. Pollara
NASA Code 315-91-20-20-53

Degradation in Finite-Harmonic Subcarrier Demodulation
Y. Feria, T. Pham, and S. Townes
NASA Code 314-30-61-02-10

Towards Optimum Demodulation of Bandwidth-Limited and Low SNR Square-Wave Subcarrier Signals
Y. Feria and W. Hurd
NASA Code 314-30-61-02-10

Enhanced Decoding for the Galileo Low-Gain Antenna Mission: Viterbi Redecoding With Four Decoding Stages
S. Dolinar and M. Belongie
NASA Code 314-30-61-02-05

Testing the Performance of the Feedback Concatenated Decoder With a Nonideal Receiver
Y. Feria and S. Dolinar
NASA Code 314-30-61-02-05

Performance of Residual Carrier Array-Feed Combining in Correlated Noise
H. H. Tan
NASA Code 315-91-20-20-55

Minimal Trellises for Linear Block Codes and Their Duals
A. B. Kiely, S. Dolinar, R. J. McEliece, L. Ekroot, and W. Lin
NASA Code 315-91-20-20-53

Trellis Complexity Bounds for Decoding Linear Block Codes
A. B. Kiely, S. Dolinar, R. J. McEliece, L. Ekroot, and W. Lin
NASA Code 315-91-20-20-53

Residual and Suppressed-Carrier Arraying Techniques for Deep-Space Communications
M. Shihabi, B. Shah, S. Hinedi, and S. Million
NASA Code 314-30-11-20-03

A High-Speed Photonic Clock and Carrier Regenerator
X. S. Yao and G. Lutes
NASA Code 314-30-11-40-04

Effects of Correlated Noise on the Full-Spectrum Combining and Complex-Symbol Combining Arraying Techniques
P. Vazirani
NASA Code 314-30-61-02-05

A Seismic Data Compression System Using Subband Coding
A. B. Kiely and F. Pollara
NASA Code 315-91-20-20-53

DSN Systems Implementation
NETWORK UPGRADE AND SUSTAINING

DSS-24 Microwave Holography Measurements
D. J. Rochblatt, P. M. Withington, and H. J. Jackson
NASA Code 314-30-55-02-18

Digital Signal Processing in the Radio Science Stability Analyzer
C. A. Greenhall
NASA Code 314-30-58-01-02

Errata


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.