JPL DESCANSO - Deep Space Communications and Navigation Center of Excellence

DESCANSO NASA Propagation Program

CONTENTS
NAPEX XIX MEETING

OPENING REMARKS
F. Davarian (JPL)

EARTH-SPACE LINKS AND FADE DURATION STATISTICS
F. Davarian (JPL)

ON LOCAL RAIN FADE MODELING AND PREDICTION FOR mm-WAVE
SATCOM SYSTEM ENGINEERING

P. Flikkema (USF), H. Helmken (FAU), and R. Henning (USF)

EXPERIMENTAL EVALUATION OF OPEN-LOOP UPLINK POWER
CONTROL USING ACTS

A. Dissanayake (COMSAT)

MODELING Ka-BAND LOW ELEVATION ANGLE PROPAGATION STATISTICS
T. Russell, J. Weinfield, C. Pearson, and L. Ippolito (Stanford Telecom)

SPACEWAYTM : PROVIDING AFFORDABLE AND VERSATILE COMMUNICATION SOLUTIONS
J. Peterson (Hughes)

PROPAGATION EXPERIMENT OF COMETS KA / Q-BAND COMMUNICATION
LINK FOR FUTURE SATELLITE CELLULAR SYSTEM

Y. Hase (CRL, Japan)

EARTH-SPACE PROPAGATION RESEARCH IN CANADA
D. V. Rogers and R. L. Olsen (CRC, Canada)

EXTENDED EMPIRICAL ROADSIDE SHADOWING MODEL FROM ACTS
MOBILE. MEASUREMENTS

J. Goldhirsh (APL) and W. J. Vogel (UoT)

EFFECT OF ATTENUATION MODELS ON COMMUNICATION SYSTEM DESIGN
F. Shimabukuro (Aerospace)

PROPAGATION ISSUES IN THE GLOBALSTAR SYSTEM
T. Prescott (Qualcomm)

AN APPROACH TO EFFECTIVE UHF (S/L BAND) DATA COMMUNICATIONS
FOR SATELLITE PERSONAL COMMUNICATION SERVICE (PCS)

J. Y. Hayase (ISI)

OPTICALLY DERIVED ELEVATION ANGLE DEPENDENCE OF FADING
FOR SATELLITE PCS

R. Akturan and W. J. Vogel (UoT)

INTO BUILDING FADING AT L- AND S-BAND FOR SATELLITE PCS
W. J. Vogel, G. W. Torrence, and H. P. Lin (UoT)

MEASUREMENT OF SATELLITE PCS FADING USING GPS
W. J. Vogel and G. W. Torrence (UoT)

CHANNEL FADING FOR MOBILE SATELLITE COMMUNICATIONS USING
SPREAD SPECTRUM SIGNALING AND TDRSS

J. D. Jenkins, Y. Fan, and W. P. Osborne (New Mexico)

AN EXPERIMENT ON FADE STATISTICS FOR SPREAD AND UNSPREAD
MODULATION SYSTEMS IN THE MOBILE MULTIPATH ENVIRONMENT

J. D. Jenkins and Y. Fan (New Mexico)

WIDEBAND PROPAGATION MEASUREMENT SYSTEM USING SPREAD
SPECTRUM SIGNALING AND TDRSS

J. D. Jenkins, Y. Fan, and W. P. Osborne (New Mexico)

SATELLITE AND TERRESTRIAL NARROW-BAND PROPAGATION
MEASUREMENTS AT 2.05 GHz

A. Vaisnys (JPL) and W. J. Vogel (UoT)

A DATABASE FOR PROPAGATION MODELS
A. V. Kantak, K Suwitra, and C. Le (JPL)

CONTENTS
APSW VII

ACTS WORKSHOP OPENING REMARKS
F. Davarian (JPL)

SESSION 1: OVERVIEW

SPACECRAFT AND PROGRAM UPDATES
R. Bauer (NASA LeRC)

ACTS PROPAGATION TERMINALS: ENGINEERING SUPPORT
AND SYSTEMS UPGRADES

D. Westenhaver (WWW)

DATA CENTER STATUS REPORT
A. Syed and W. J. Vogel (UoT)

SESSION 2: TOPICS IN KA-BAND PROPAGATION

USING ACTS PROPAGATION DATA IN SUPPORT OF MILITARY
EHF SATELLITE COMMUNICATION

R. Figucia (MIT Lincoln Laboratory)

APL-COMSAT-MITRE 20-GHz DIVERSITY EXPERIMENT USING ACTS
J. Goldhirsh and B. Musiani (APL/JHU), A. Dissanayake and K T. Lin (COMSAT)

12-GHz RAIN FADE MEASUREMENTS USING DBS SIGNALS
W. J. Vogel, A Syed, and G. W. Torrence (UoT)

GEORGIA TECH ACTS PROPAGATION EXPERIMENT: STATUS REPORT
D. Howard and P.G. Steffes (Georgia Tech)

SESSION 3: EXPERIMENTER STATUS REPORTS

ON THE ANALYSIS OF FADE DURATION AND SUMMER SCINTILLATIONS
C. Mayer and B. Jaeger (Alaska)

U.B.C. ACTS PROPAGATION EXPERIMENT
M. Kharadly and B. Dow (British Columbia)

Ka-BAND PROPAGATION STUDIES USING THE ACTS PROPAGATION
TERMINAL AND THE CSU-CHILL MULTIPARAMETER, DOPPLER RADAR

J. Beaver, J. Turk, and V.N. Bringi (Colorado)

ACTS PROPAGATION MEASUREMENTS
A. Dissanayake and K.-T. Lin (COMSAT)

SATELLITE KA-BAND PROPAGATION MEASUREMENTS IN FLORIDA
H. Helmken (Florida Atlantic) and R. Henning (South Florida)

ACTS PROPAGATION MEASUREMENTS PROGRAM:
DATA ANALYSIS SUMMARY

L. J. Ippolito, J. H. Feil, G. Feldhake, and M. Buehrer (New Mexico/Stanford Telecom)

NEW MEXICO APT STATUS REPORT
S. Horan (New Mexico)

STANDARD RANGING TONE TIMES FILES: OK RADIOMETER AND
BEACON CALIBRATIONS

X Wang, R.K. Crane, and P.C. Robinson (Oklahoma)

SESSION 4: PLENARY

REPORT OF APSW VII PLENARY MEETING 369
D.V. Rogers and L.J. Ippolito, Chairmen (CRC and Stanford Telecom)