36th Annual PTTI Meeting 2004
December 07 - 09, 2004
Hyatt Regency Hotel on Capitol Hill
400 New Jersey Ave. NW
Washington. DC 20001
Meeting Officers
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Paper 1: FILTER PARAMETER INFLUENCE ON GPS CARRIER PHASE REAL-TIME TIME AND FREQUENCY TRANSFER FOR SHORT AND LONG BASELINES
C. Rieck, P. Jarlemark, K. Jaldehag, and J. Johansson; SP Swedish National Testing and Research Institute, Sweden
Paper 2: COPING WITH OVERLOAD ON THE NETWORK TIME PROTOCOL PUBLIC SERVICE
D. Mills, University of Delaware
R. Schmidt, U.S. Naval Observatory
J. Levine, National Institute of Standards and Technology
D. Plonka, University of Wisconsin
Paper 3: TIME AND FREQUENCY SYNCHRONIZATION (T&F SYNC) COMMON AND STANDARDIZED ARCHITECTURE FOR DOD SHORE COMMUNICATION STATIONS
I. Stevens, S. Dinh, K. Church, and R. Castello, SPAWAR Systems Center
R. Beard and J. White, US Naval Research Laboratory
Paper 4: STUDY OF TIME TRANSFER METHODS I, COMPARISONS OF GEODETIC CLOCK ANALYSIS STRATEGIES
C. Bruyninx, F. Roosbeek, and P. Defraigne, Royal Observatory of Belgium
J. Ray, National Geodetic Survey and Bureau International des Poids et Mesures, France
K. Senior, U.S. Naval Research Laboratory
Paper 5: STABILITY OF GEODETIC GPS TIME LINKS AND THEIR COMPARISON TO TWO-WAY TIME TRANSFER
G. Petit and Z. Jiang, Bureau International des Poids et Mesures, France
Paper 6: AVERAGING SATELLITE TIMING DATA FOR NATIONAL AND INTERNATIONAL TIME COORDINATION
J. Levine, National Institue of Standards and Technology
Paper 7: THE DEVELOPMENT OF THE DUAL FREQUENCY GPS RECEIVER FOR TIME TRANSFER
Y. Gao, Z. Wang, and Y. Qi; National Time Service Center, China
Paper 8: HIGHLY ACCURATE SYNTONIZATION USING A GPS SINGLE-FREQUENCY RECEIVER WITH REAL-TIME ATMOSPHERIC DELAY FORECASTING MODEL
C. Cheng, F. Chang, and K. Tu; National Taiwan University, Taiwan
L. Wang; Chunghwa Telecom, Taiwan
Paper 9: QUANTUM POSITIONING SYSTEM
T. Bahder, U.S. Army Research Laboratory
Paper 10: ADDING WATER VAPOR RADIOMETER DATA TO GPS CARRIER-PHASE TIME TRANSFER
C. Hackman, University of Colorado
J. Levine, National Institute of Standards and Technology
Paper 11: REFLECTIONS ON TEN TEARS OF NETWORK TIME SERVICE
R. Schmidt, U.S. Naval Observatory
Paper 12: DEVELOPMENT OF CARRIER PHASE BASED TWO-WAY SATELLITE TIME AND FREQUENCY TRANSFER (TWSTFT)
B. Fonville and D. Matsakis, U.S. Naval Observatory
W. Schäfer and A. Pawlitzki, TimeTech, GmbH, Germany
Paper 13: USING DSP TECHNIQUE TO AVERAGE ADC SAMPLES FOR IMPROVING THE FREQUENCY MEASUREMENT RESOLUTION
S. Chen and C. Liao, National Standard Time and Frequency Laboratory, Taiwan
Paper 14: ALLAN VARIANCE ESTIMATED BY PHASE NOISE MEASUREMENTS
P. Chang, H. Peng, and S. Lin, National Time and Frequency Laboratory, Taiwan
Paper 15: ALLAN VARIANCE ESTIMATED BY DIRECT SAMPLING OF RF SIGNALS
W. Solbrig, J. Hein, S. Stein, J. Grove, P. Schweiger, and R. Martin, Timing Solutions Corporation
Paper 16: ULTRA-LOW NOISE CAVITY STABILIZED MICROWAVE REFERENCE OSCILLATOR USING AN AIR-DIELECTRIC RESONATOR
C. Nelson and D. Howe, National Institute of Standards and Technology
A. Gupta, National Physical Laboratory, India
Paper 17: TIME AND FREQUENCY ACTIVITIES AT THE PHYSIKALISCH-TECHNISCHE BUNDESANSTALT
J. Becker, A. Bauch, D. Piester, and T Polewka; Physikalisch-Technische Bundesanstalt, Germany
Paper 18: LITHUANIAN NATIONAL TIME AND FREQUENCY STANDARD
R. Miškinis, Semiconductor Physics Institute, Lithuania
Paper 19: OVERVIEW OF RESEARCH ACTIVITIES OF TIME AND FREQUENCY AT THE NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY
M. Hosokawa, Y. Takahashi, S. Hama, H. Toriyama, and T. Morikawa; National Institute of Information and Communications Technology, Japan
Paper 20: DEVELOPMENTS IN THE FIELD OF TIME AND FREQUENCY IN POLAND
J. Nawrocki and P. Nogaś, Space Research Center, Poland
Paper 21: TIME KEEPING AT NTSC
Z. Wang and S. Dong, Standard Time and Frequency Laboratory, China
Paper 22: THE FUTURE MODEL OF TAI(TL)
S. Lin, National Standard Time and Frequency Laboratory, Taiwan
Paper 23: TIME AND FREQUENCY ACTIVITIES AT THE U.S. NAVAL OBSERVATORY
D. Matsakis, U.S. Naval Observatory
Paper 24: IMPROVED OPERATIONS AT THE APL TIME AND FREQUENCY LABORATORY
R. Dragonette, M. Miranian, and M. Reinhart; Johns Hopkins University Applied Physics Laboratory
Paper 25: UPDATE ON TIME AND FREQUENCY ACTIVITIES AT NIST
T. O'Brian, National Institute of Standards and Technology
Paper 26: FIRST EVALUATION AND EXPERIMENTAL RESULTS ON THE DETERMINATION OF UNCERTAINTIES IN [UTC-UTC(K)]
W. Lewandowski, Bureau International des Poids et Mesures
D. Matsakis, U.S. Naval Observatory
G. Panfilo, Politecnico di Torino, Italy
P. Tavella, Istituto Elettronico Nazionale Galileo Ferraris, Italy
Paper 27: LEVERAGING THE AIR FORCE ENTERPRISE APPROACH TO TIME AND FREQUENCY SYNCHRONIZATION: A PROPOSAL
G. Bell, The Mitre Corporation
J. Scarano, U.S. Air Force
Paper 28: TERMINOLOGY FOR THE GPS'S UTC PRODUCT
A. Gifford, National Aeronautics and Space Administration
S. Hutsell, Shriever Air Force Base;
T. Bartholomew, TASC
Paper 29: SOME TESTS OF THE TTS-3, MULTISYSTEM TIME TRANSFER RECEIVER
J. Nawrocki and P. Nogaś, Space Research Center, Astrogeodynamical Observatory, Poland
W. Lewandowski, Bureau International des Poids et Mesures
Paper 30: TIMING ASPECTS OF GPS GALILEO INTEROPERABILITY: CHALLENGES AND SOLUTIONS
A. Moudrak, A. Konovaltsev, J. Furthner, and J. Hammesfahr; Institute of Communcations and Navigation, Germany
A. Bauch, Physikalisch-Technische Bundesanstalt, Germany
P. Defraigne, Royal Observatory of Belgium, Belgium
S. Bedrich, Kayser-Threde GmbH, Germany
Paper 31: DESIGN OF THE PRECISE TIME FACILITY FOR GALILEO
S. Bedrich, Kayser-Threde GmbH, Germany
A. Bauch, Physikalisch-Technische Bundesanstalt, Germany
A. Moudrak, Deutsches Zentrum für Luftund Raumfahrt, Germany
W. Schäfer, TimeTech GmbH, Germany
Paper 32: ACCOUNTING FOR TIMING BIASES BETWEEN GPS, MODERNIZED GPS, AND GALILEO SIGNALS
C. Hegarty, the MITRE Corporation
E. Powers and B Fonville, US Naval Observatory
Paper 33: THE CHIP-SCALE ATOMIC CLOCK LOW-POWER PHYSICS PACKAGE DEVELOPMENT
R. Lutwak and W. Riley, Symmetricom
M. Varghese and M. Mescher, Charles Stark Draper Laboratory
D. Serkland and G. Peake, Sandia National Laboratories
Paper 34: COMPONENTS FOR BATCH-FABRICATABLE CHIP-SCALE ATOMIC CLOCKS
M. Kwakernaak, S. Lipp, S. McBride, P. Zanzucchi, W. Chan, V. Khalfin, H. An, R. Whaley, B. Willner, A. Ulmer, J. Li, A. Braun and J. Abeles; Sarnoff Corporation
A. Post, Y. Jau, and W. Happer; Princeton University
Paper 35: DEVELOPMENTS IN ULTRA-STABLE QUARTZ OSCILLATORS FOR DEEP-SPACE RELIABILITY
G. Weaver, M. Miranian, and M. Reinhart; Johns Hopkins University Applied Physics Labroratory
Paper 36: MICROFABRICATED ATOMIC CLOCKS AT NIST
S. Knappe, L. Liew, J. Moreland, L. Hollberg, and J. Kitching; National Institute of Standards and Technology
P. Schwindt and V. Shah, National Institute of Standards and Technology and University of Colorado
Paper 37: FREQUENCY EQUILIBRATION AND THE LIGHT-SHIFT EFFECT IN BLOCK IIR GPS RUBIDIUM CLOCKS
J. Camparo, The Aerospace Corporation
Paper 38: LONG TERM FREQUENCY STABILITY OF U.S. NAVAL OBSERVATORY'S MASERS
D. Matsakis and P. Koppang, U.S. Naval Observatory
M. Garvey, Symmetricom, Incorporated
Paper 39: DEVELOPMENT OF A SPACEBORNE HYDROGEN MASER ATOMIC CLOCK FOR A QUASI-ZENITH SATELLITE
H. Ito, T. Morikawa, H. Ishida, S. Hama, K. Kimura, and S. Yokota; National Institute of Information and Communications Technology, Japan
S. Mattori, Y. Numata, M. Kitayama, and K. Takahei, Anritsu Corporation, Japan
Paper 40: SPACEBORNE ATOMIC CLOCKS IN GPS
R. Beard and J. White, U.S. Naval Research Laboratory
Paper 41: COMPARATIVE ANALYSIS OF GPS CLOCK PERFORMANCE USING BOTH CODE-PHASE AND CARRIER DERIVED PSEUDORANGE OBSERVATIONS
J. Oaks and M. Largay, U.S. Naval Research Laboratory
W. Reid, SFA, Incorporated
J. Buisson, AEI
Paper 42: STUDIES OF THE UNBIASED FIR FILTER FOR THE TIME ERROR MODEL IN GPS-BASED TIMEKEEPING
Y. Shmaliy and O. Ibarra-Manzano, Guanajuato University, Mexico
Paper 43: THE ALLAN VARIANCE AS AN ESTIMATOR OF THE LONG-MEMORY PARAMETER
L. Schmidt, The RAND Corporation
J. Skinner, U.S. Naval Observatory
Paper 44: GPS CLOCK AND TIMESCALE MANAGEMENT IN THE MASTER CONTROL STATION
S. Hutsell, Schriever Air Force Base
Paper 45: ESTIMATING THE INSTABILITY OF A COMPOSITE CLOCK
C. Greenhall, NASA Jet Propulsion Laboratory
Poster 2: SETTING UP AN NTP SERVER AT THE ROYAL OBSERVATORY OF BELGIUM
F. Roosbeek, A. Somerhausen, and F. Defraigne, Royal Observatory of Belgium, Belgium
Poster 3: LATEST CALIBRATION OF GLONASS P-CODE TIME RECEIVERS
A. Foks and J. Nawrocki, Space Research Center, Astrogeodynamical Observatory, Poland
W. Lewandowski, Bureau International des Poids et Measures, France
Poster 4 = Paper 17
Poster 5 = Paper 18
Poster 6: THE ACCURACY OF TWO-WAY SATELLITE TIME TRANSFER CALIBRATIONS
L. Breakiron, A. Smith, E. Powers, and D. Matsakis; U.S. Naval Observatory
Poster 7 = Paper 19
Poster 8 = Paper 20
Poster 10 = Paper 22
Poster 11 = Paper 23Poster 12 = Paper 24
Poster 14: EXPERIMENTAL GALILEO SYSTEM TIME (E-GST): ONE YEAR OF REAL-TIME EXPERIMENT
Franco Cordara, Roberto Costa, Luca Lorini, Diego Orgiazzi, Valerio Pettiti, Ilaria Sesia, and Patrizia Tavella, Istituto Elettrotecnico Nazionale (IEN) "G. Ferraris"
Paola Elia, Marco Mascarello, Alenia Spazio S.p.A.
Marco Falcone and Joerg Hahn, European Space Agency (ESA/ESTEC)