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1. Modeling Inertial Sensor Errors Using Autoregressive Models: S. Nassar, A. Noureldin, N. El-Sheimy, K.P. Schwarz, The University of Calgary, Canada
2. Comparison of Solution via Convolution Integral with Solution via Covariance Matrix for INS Position and Velocity Errors Due to Deflections of Vertical:
3. Application of Modified RAIM GPS+GLONASS for Accuracy Improvement: V.V. Malyshev, V.V. Kurshin
4. An Efficient Computational Method for Horizontal/Vertical Exclusion Level as Part of Fault Detection and Exclusion Implementation: L. Lupash, Trimble Navigation, Ltd.
5. Efficient Attitude Determination Algorithm Using Geometrical Concept: SNUGLAD: C. Kee, J. Jang, Y. Sohn, Seoul National University, South Korea
6. The Development of an Alignment Process to be Used on the Flight Tests Campaign of a GPS Attitude Determination System: N.P. Oliveira Leite, Instituto de Aeronautica e Espaco, Brazil; F. Walter, Instituto Tecnologico de Aeronautica

1. Observed WAAS Performance During the 60 Day Test: T. McHugh, W. Wanner, Y.K. Vu, F. Lorge, Federal Aviation Administration; D. Nelthropp, Titan Systems Corp.
2. WAAS Error Bounding During Ionospheric Storms: T.R. Schempp, L.J. Trautman, Raytheon
3. Integrity Lessons from the WAAS Integrity Performance Panel (WIPP): T. Walter, P. Enge, Stanford University; B. DeCleene, Federal Aviation Administration
4. Possible WAAS Reference Station Locations in Alaska to Increase LPV Availability: E. Carolipio, H. Go, H. Wan, Raytheon Company
5. Evaluating Candidate Algorithm and Architecture Improvements for the Next Phase of WAAS: C. Griffith, H. Wan, H. Go, E. Carolipio, Raytheon Company
6. Techniques for Graceful Reversion from Dual to Single Frequency WAAS: S.S. Jan, T. Walter, P. Enge, Stanford University

Alternate
1. A Dedicated Small Satellite Approach to SBAS: J. Paffett, E. Rooney, M. Unwin, University of Surrey, UK

1. Joint Global Positioning System Combat Effectiveness (JGPSCE) Joint Test and Evaluation (JT&E): J. Waitkus, US Air Force
2. On-Orbit Validation of GPS IIR Autonomous Navigation: J.A. Rajan, M. Orr, P. Wang, ITT Industries
3. Modeling an Off-Nominal Launch Vehicle Trajectory for Range Safety Link Analysis: J.C. Chen, C. Wang, D. Taggart, E. Ditata, Aerospace Corporation

1. Effects of Ultra-Wideband Interference on FAA Aeronautical Systems Below 1 GHz: R. Frazier, Federal Aviation Administration; R.J. Kelly, Kelly Systems Engineering; E.F.C. LaBerge, O. Nyhus, Honeywell; T. Skidmore, Ohio University
2. RFI Validation Testing for LAAS Using the Stanford Integrity Monitor Testbed: M. Luo, G. Elkaim, D. Akos, S. Pullen, P. Enge, Stanford University
3. Radio Requirements in a World-Phone Embedded GPS Receiver:

Alternate
1. Spectrum Crossroads: Whose Vision Will Dominate the Future?: S. Frodge, U.S. Department of Transportation

1. A New Approach to GPS Phase Multipath Mitigation: D. Betaille, LCPC/UCL, UK; J. Maenpa, H.J. Euler, Leica Geosystems, Switzerland; P. Cross, UCL, UK
2. An Estimation Algorithm for Precision GPS Signal Monitoring: P.D. Groves, I.J. Richards, P. Briggs, QinetiQ, UK
3. Precise Velocity Estimation Using a Stand-Alone GPS Receiver: F. van Graas, A. Soloviev, Ohio University
4. An OFDM Indoor Geolocation System: I.F. Progri, W.R. Michalson, Worcester Polytechnic Institute
5. A Multiple Hypothesis Wald Sequential Probability Ratio Test for Integer Ambigutiy Resolution: M.F. Abdel-Hafez, J.L. Speyer, W.R. Williamson, University of California, Los Angeles; Y.J. Lee, Konkuk University, Korea
6. Receiver Unbounding Threat from Troposphere Uncertainty Estimation and Linearization Error: M.W. Biggs, T.L McKendree, Raytheon

1. Development of GRAS Cockpit Displays for Advanced Approach and Landing Procedures: W.S. Ely, Airservices Australia
2. FAA Loran-C Propagation Studies: R. Hartnett, US Coast Guard Academy; G. Johnson, JJMA, Inc.; P. Swaszek, University of Rhode Island; M.J. Narins, Federal Aviation Administration
3. Experimental GBAS Performance at the Approach Phase: S. Saitoh, S. Fukushima, T. Yoshihara, N. Fujii, Electronic Navigation Research Institute, Japan
4. A Method for LAAS Ho Overbounding Using a Position Domain Monitor: R. Braff, The MITRE Corporation
5. Analysis of Vertical Alert Limit for LAAS CAT III Autoland: C. Shively, MITRE/CAASD
6. Loran Fault Tree Analysis for Aviation: S. Lo, T. Walter, L. Boyce, P. Enge, Stanford University; B. Peterson, Peterson Integrated Geopositioning; K. Carroll, USCGA LSU; B. Wenzel, BAH

1. Real-Time Kinematic Positioning Based on Un-Differenced Carrier Phase Data Processing: Y. Gao, K. Chen, University of Calgary, Canada
2. Troposphere Delay Free Ambiguity Resolution Approach in the VRS Correction Generation: K. Taniura, S. Takahashi, K. Fuse, H. Nagashima, Sokkia Co. Ltd., Japan
3. The Use of Standardized Network RTK Messages in Rover Applications for Surveying: H.J. Euler, B.E. Zebhauser, Leica Geosystems AG, Switzerland
4. Tightly-Coupled IMU/GPS Carrier-Phase Navigation System: J.F.M. Lorga, Q.P. Chu, J.A. Mulder, Delft University of Technology, The Netherlands
5. Radar Altimeter Calibration of the Envisat Satellite: An Autonomous System of High-Precision for Instantaneous Sea Surface Height Determination: T. Schueler, B. Zimmermann, G.W. Hein, University FAF Munich, Institute of Geodesy and Navigation, Germany
6. Artificial Intelligence for Optimizing the GNSS Carrier Phase-Based Positioning: H.A. Saleh, IRIDIA, Universit‚ Libre de Bruxelles, Belgium

Alternate
1. Fast Ambiguity Resolution in RTK-GPS Positioning for Marine Navigation: F. Wu, N. Kubo, A. Yasuda, Tokyo University of Mercantile Marine, Japan

1. Analysis of Coast Times Upon Loss of GPS Signals for Integrated GPS/Inertial Systems: Y.C. Lee, S. Ericson, MITRE/CAASD
2. Adaptive Tightly-Coupled, a Low-Cost Alternative Anti-Jam INS/GPS Integration Technique: P.D. Groves, D.C. Long, QinetiQ, UK
3. Airborne Autonomous Fault Detection for Shipboard Landing Navigation Using Carrier Phase DGPS: M.B. Heo, B. Pervan, Illinois Institute of Technology; S. Pullen, J. Gautier, P. Enge, Stanford University; D. Gebre-Egziabher, University of Minnesota
4. Quantifying Improvements from the Integration of GPS and a Tactical Grade INS in High Accuracy Navigation Applications: M.G. Petovello, M.E. Cannon, G. Lachapelle, The University of Calgary, Canada
5. MEMS Inertial on an RTK GPS Receiver: Integration Options and Test Results: T. Ford, J. Hamilton, M. Bobye, NovAtel Inc.; J. Morrison, B. Kolak, Honeywell Inc.
6. F-22 Global Inertial Navigation System (GINS): D. Craig, D. Stutz, R. Lawrence, R. Sturdevant, 746 TS/TGGAA, Holloman AFB; J. Thomas, ASC/YFA, Wright-Patterson AFB; W. Powell, Lockheed Martin

Alternate
1. U.S. Coast Guard Integrated Navigation Systems: G.C. Hernandez, United States Coast Guard; J.F. Ryan, The Skip'r, LLC

1. GPS IIR-M: Modernizing the Signal-in-Space: J.A. Rajan, J.A. Tracy, ITT Industries, NJ Technology Center
2. GPS Constellation Transition to Three Planes and Drifting Ground Tracks: J.H. Drake, Lockheed Martin Space Systems Company
3. GPS III: Objectives and Requirements: J.S. Fedor, S. Lazar, The Aerospace Corporation
4. GPS III URA and URRA Information for Optimal User Performance: R. DiEsposti, J. DiLellio, D. Galvin, C. Kelley, J.M. Shi, The Boeing Company
5. GPS III Architecture Evaluations Based on Algorithmic Service Volume Model: K. Johnson, D. Diefes, Lockheed Martin Space Systems Company
6. Performance Evaluations of the New GPS L5 and L2 Civil (L2C) Signals: M. Tran, C. Hegarty, The MITRE Corporation

Alternates
1. The Development of New Range Rate Accuracy and Range Acceleration Accuracy Values for the GPS Signal-in-Space (SIS): R. Buckner, USAF (GPS JPO); K. Kovach, ARINC
2. GNSS II: Imperative for Galileo-GPS Rationalization and Harmonization: R. Skinner, Lockheed Martin Space Systems Company

1. Nationwide DGPS: 2003 and Beyond: D.B. Wolfe, C.L. Judy, A.B. Kritz, J.A. Chop, M.W. Parsons, United States Coast Guard
2. Demonstration of Decimeter-Level Real-Time Positioning of an Airborne Platform: M. Armatys, R.J. Muellerschoen, Y. Bar-Sever, R. Meyer, JPL
3. A Global High-Accuracy Differential GPS System: R. Hatch, T. Sharpe, P. Galyean, NavCom Technology, Inc.
4. Loran Modernization - The Roadmap to the Future: G.K. Weeks, Jr., K.M. Carroll, United States Coast Guard
5. AIS - The Cornerstone of National Security?: J.A. Creech, United States Coast Guard (Retired), Meteor Communications Corporation; J. Ryan, USMM, The Skip'r, LLC
6. Dynamic Evaluation of High Accuracy Differential GPS: M. Sergi, B. Newstrom, A. Gorjestani, C. Shankwitz, M. Donath, University of Minnesota-Twin Cities

Alternate
1. On How to Cope with Changing Standard Documents for Surveying Type Applications: H.J. Euler, Leica Geosystems AG, Switzerland

1. Navigating the Ground from Air: Active Monitoring with GPS/INS Geo-Referenced LiDAR: A. Mohamed, Alberta Research Council, Canada
2. Review of Potential Applications of Low-Cost GPS/INS for General Aviation: A. Soloviev, F. van Graas, Ohio University
3. Performance Analysis and Estimator Architectures for Inertially-Aided GPS Carrier and Code Tracking Loops: S. Alban, D. Akos, S. Rock, Stanford University; D. Gebre-Egziabher, University of Minnesota
4. Innovative Approach to Local Area Precise Positioning Using Direct Sequence Spread Spectrum: D.W.A. Taylor, P.N. Johnson, ENSCO, Inc.
5. Assessment of Various Integrated Navigation Systems for Public Transportation: A. El-Rabbany, M. Abd El-Gelil, Ryerson University, Canada
6. Adaptive Noise Reduction Model for MEMS-Based Inertial Sensors: A. El-Rabbany, M. El-Diasty, Ryerson University, Canada

Alternate
1. Thermal and Noise Characteristics of MEMS Sensors: W. Abdel-Hamid, N. El-Sheimy, G. Lachapelle, The University of Calgary, Canada

1. A Comparison of the Loss of Lock Threshold of BOC and NRZ Signals for First Order Code Tracking Loops: J.K. Holmes, S. Raghavan, The Aerospace Corporation
2. Assessment of GEO Augmentation Concepts for GPS III Constellations: R. Clark, Lockheed Martin Space Systems Company
3. Objectives of the Emerging WAAS L5 ICD and Goals of the Corresponding WAAS L5 Signal: T.L McKendree, Raytheon
4. Lessons Learned in the Certification of Integrity for a Satellite-Based Navigation System: G.T. Watt, R.M. Fries, H.L. Habereder, D.R. Heine, T.L. McKendree, Raytheon Co.
5. Defining the Elements of a GPS Monitoring Service: J.W. Lavrakas, J. Broomfield, Overlook Systems Technologies, Inc.
6. GPS Integrity Failure Modes and Effects Analysis: K. Van Dyke, J. Kraemer, DOT/Volpe Center; K. Kovach, ARINC; J. Lavrakas, Overlook Systems Technologies, Inc.; J.P. Fernow, MITRE CAASD; J. Reese, GPS JPO; N. Attallah, B. Baevitz, SAIC

1. A Novel Method for INS/DGPS Integration Utilizing Wavelet Multi-Resolution Analysis: A. Osman, A. Noureldin, S. Nassar, N. El-Sheimy, The University of Calgary, Canada
2. GNSS Laboratory: Using the GPS as an Interdisciplinary Laboratory on Theory of Telecommunications: D.R. Mendez Castillo, F. Walter, K.T. Fitzgibbon, Escuela Polit‚cnica del Ej‚rcito, Ecuador
3. Virtual Instrumentation-based System in a Real-Time Telemetry of GPS/GIS: C.Y. King, C.H. Chang
4. Centralized Remote Access Mapping Database Server: W.J. Altice, Z. Yang, R.P. Cooke, WR Systems
5. A Location Based Encryption Technique and Some of Its Applications: L. Scott, LS Consulting and GeoCodex, LLC; D.E. Denning, Georgetown University and GeoCodex, LLC
6. Space Overlay for Homeland Security Communications and Navigation: L. Jocic, R. Buenneke, The Aerospace Corporation; R. Ewart, G. Dildy, D. Ballinger, M. Hobson, Space and Missile Center, Los Angeles Air Force Base, Air Force Space Command

1. G-STAR(TM), Lockheed Martin's Advanced GPS AJ Technology: B. Haefner, J. Naylor, S. Sorber, Lockheed Martin Systems Integration
2. Status of Integrated GPS/Loran Prototype System for FAA Flight Trials: G.L. Roth, Locus Inc.; P.Y. Hwang, J.H. Doty, Rockwell Collins Inc.; M.J. Narins, Federal Aviation Administration
3. Loran Aviation Receiver and RF Simulator Development: B. Peterson, K. Dykstra, Peterson Integrated Positioning
4. LAAS Reference Antennas - Circular Polarization Mitigates Multipath Effects: A.R. Lopez, ARL Associates
5. Characterization and Performance of a Wideband Airport Pseudolite Multipath Limiting Antenna for the Local Area Augmentation System: J. Dickman, C. Bartone, Ohio University; B. Thornburg, dB Systems Inc
6. Flight Trials of a Novel Dual-Patch Anti-Jam GPS Antenna: F.N. Bauregger, T. Walter, D. Akos, P. Enge, Stanford University

Alternates
1. A 12-Channel Real-Time GPS Software Receiver: B.M. Ledvina, M.L. Psiaki, S. Powell, P.M. Kintner, Jr., Cornell University
2. GPS Receiver Calibration for Precise Time Transfer: M. Miranian, D. Matsakis, E. Powers, U.S. Naval Observatory

1. Monitoring Space Weather with GPS Mapping Techniques: A. Coster, MIT Lincoln Laboratory; J. Foster, P. Erickson, MIT Haystack Observatory; B. Sandel, University of Arizona; F. Rich, AFRL
2. 4-D Modeling of Water Vapour Using a Regional GPS Network: S. Skone, S.M. Shrestha, The University of Calgary, Canada
3. Tropospheric Delay Modelling for the European Space Agency's Galileo Testbed: Methods of Improvement and Results: T. Schueler, A. Posfay, E. Krueger, G.W. Hein, University FAF Munich, Institute of Geodesy and Navigation, Germany
4. Ionospheric Effect in Instantaneous Positioning: M. Gende, Universidad Nacional de la Plata, Argentina and Abdus Salam ICTP, Italy; S.M. Radicella, B. Nava, Abdus Salam ICTP, Italy; C. Brunini, Universidad Nacional de la Plata, Argentina
5. Preliminary Evaluation of the Effects of Scintillation on L5 GPS Receivers Using a Frequency Domain Scintillation Model and Simulated and Analytical Receiver Models: T. Kim, R.S. Conker, M.B. El-Arini, S.D. Ericson, C.J. Hegarty, M. Tran, CAASD/The MITRE Corporation
6. Adapting Kriging to the WAAS MOPS Ionosphere Grid: J. Blanch, T. Walter, P. Enge, Stanford University

Alternates
1. Measurement Noise Versus Process Noise in Ionosphere Estimation for WAAS: J. Blanch, T. Walter, P. Enge, Stanford University
2. The Dependence of WAAS Ionospheric Error Bounds upon the Spatial Distribution of GPS Measurements: L. Sparks, A. Komjathy, A.J. Mannucci, Jet Propulsion Laboratory, California Institute of Technology