The Deep Space Network Progress Report 42-35

July and August 1976


October 15, 1976

NASA Logo
National Aeronautics and
Space Administration

Jet Propulsion Laboratory
California Institute of Technology
Pasadena, California


Contents

Preface

DESCRIPTION OF THE DSN

Network Functions and Facilities
N. A. Renzetti

MISSION SUPPORT

Ongoing Planetary/Interplanetary Flight Projects

DSN Mariner Jupiter-Saturn 1977 Prototype Radio Frequency Subsystem Compatibility Status and Test Report
A. I. Bryan and B. D. Madsen
NASA Code 311-03-23-10

Viking Mission Support
R. J. Amorose and D. W. Johnston
NASA Code 311-03-21-70

Pioneer Mission Support
T. P. Adamski
NASA Code 311-03-31-90

Helios Mission Support
P.S. Goodwin, W. G. Meeks, and R. E. Morris
NASA Code 311-03-21-50

SUPPORTING RESEARCH AND TECHNOLOGY

Station Control and Operations Technology

Hardware Additions to Microprocessor Architecture Aid Software Development
M. W. Sievers
NASA Code 310-30-68-09

512-Channel Correlator Controller
S. S. Brokl
NASA Code 310-30-69-10

Command Detector SNR Estimator and Lock Status Monitor Circuitry
R. F. Emerson
NASA Code 310-30-69-10

Three-Level Sampler Having Automated Thresholds
R. F. Jurgens
NASA Code 310-30-69-10

Network Control and Data Processing

An Algebraic Approach to Image De-smearing: Symmetries of Polynomials and Their Zeros
D. L. Johnson
NASA Code 310-40-70-02

NETWORK AND FACILITY ENGINEERING AND IMPLEMENTATION

Network

The Fast Decoding of Reed-Solomon Codes Using Number Theoretic Transforms
I. S. Reed and L. R. Welch
NASA Code 311-03-43-10

Deep Space Stations

LS 44 - An Improved Deep Space Network Station Location Set for Viking Navigation
H. M. Koble, G. E. Pease, and K. W. Yip
NASA Code 311-03-42-54

High-Efficiency Solar Concentrator
F. L. Lansing and J. Dorman
NASA Code 311-03-41-08

A Two-Dimensional Finite-Difference Solution for the Transient Thermal Behavior of a Tubular Solar Collector
F. L. Lansing
NASA Code 311-03-41-08

Radio-Frequency Boresight Analysis of the Low-Cost 64-Meter Antenna
M. S. Katow
NASA Code 311-03-42-00

OPERATIONS

Network Operations

The Pioneer 11 1976 Solar Conjunction: A Unique Opportunity to Explore the Heliographic Latitudinal Variations of the Solar Corona
A. L. Berman, J. A. Wackley, S. T. Rockwell, and J. G. Yee
NASA Code 311-03-13-20

Viking 1 Planetary Phase Tracking Operations: Mars Orbit Insertion Through Landing
A. L. Berman and J. A. Wackley
NASA Code 311-03-13-20

PROGRAM PLANNING

TDA Planning

An Approach to Improve Management Visibility Within the Procurement and Financial Group at Goldstone
F. R. Maiocco and J. B. Rozek
NASA Code 311-03-32-10

A Technique for Generating Correlated X-Band Weather Degradation Statistics
E. C. Posner and F. J. Zeigler
NASA Code 311-03-31-30


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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