The Telecommunications and Data Acquisition Progress Report 42-112

October-December 1992

E. C. Posner
Editor


February 15, 1993

NASA Logo
National Aeronautics and
Space Administration

Jet Propulsion Laboratory
California Institute of Technology
Pasadena, California


Contents

Preface

OSO TASKS
DSN Advanced Systems
COMMUNICATIONS, SPACECRAFT-GROUND

Feasibility Study of a Ka-/Ka-Band Dichroic Plate With Stepped Rectangular Apertures
J. C. Chen
NASA Code 310-20-64-86-02

A Technique for Computation of Noise Temperature Due to a Beam Waveguide Shroud
W. Veruttipong and M. M. Franco
NASA Code 310-20-65-86-02

Soft Decoding a Self-Dual (48,24;12) Code
G. Solomon
NASA Code 310-30-71-83-02

A (72,36;15) Box Code
G. Solomon
NASA Code 310-30-71-83-02

The Analysis of Convolutional Codes via the Extended Smith Algorithm
R. J. McEliece and I. Onyszchuk
NASA Code 310-30-71-83-02

Image Coding Via Wavelets
M. Shahshahani
NASA Code 310-30-71-83-02

STATION CONTROL AND SYSTEM TECHNOLOGY

Failure Monitoring in Dynamic Systems: Model Construction Without Fault Training Data
P. Smyth and J. Mellstrom
NASA Code 310-20-65-91-00

DSN Systems Implementation
CAPABILITIES FOR EXISTING PROJECTS

A Functional Description of the Buffered Telemetry Demodulator
H. Tsou, B. Shah, R. Lee, and S. Hinedi
NASA Code 314-30-61-02-02

CAPABILITIES FOR NEW PROJECTS

Symbol Signal-to-Noise Ratio Loss In Square-Wave Subcarrier Downconversion
Y. Feria and J. Statman
NASA Code 314-30-42-10-89

NETWORK UPGRADE AND SUSTAINING

Design of the Reduced LQG Compensator for the DSS-13 Antenna
W. Gawronski
NASA Code 314-40-41-10-15

DSN Operations
FLIGHT-GROUND ADVANCED ENGINEERING

Performance Results of a 300-Degree Linear Phase Modulator for Spaceborne Communications Applications
N. R. Mysoor and R. O. Mueller
NASA Code 314-30-55-30-01

TDA PROGRAM MANAGEMENT AND ANALYSIS

Management of Space Networks
R. W. Markley and F. Williams
NASA Code 316-30-19-41-04

Errata

Author Index, 1992


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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