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1. A Comprehensive Ionosphere Storm Data Analysis Method to Support LAAS Threat Model Development: A. Ene, D. Qiu, Stanford University
2. Algorithms for Airborne Ionospheric Front Detection in LAAS Using Carrier Phase and INS Measurements: F.-C. Chan, L. Gratton, B. Pervan Illinois Institute of Technology
3. LAAS Multipath Limiting Antenna (MLA) Performance Testing and Analysis: B. Thornberg, dB Systems Inc.; M. Dickinson, FAA William J. Hughes Technical Center; D. Aloi, Oakland University
4. Results From the Investigation of Airborne Multipath Errors: T. Murphy, J. Booth, M. Harris, P. Geren, R. Snow, Boeing; B. Clark, J. Burns, T. Urda, Federal Aviation Administration
5. Dual Frequency Smoothing DGPS Performance Evaluation Studies: G.A. McGraw, R.S.Y. Young, Rockwell Collins
6. Development of the JPALS Landbased Integrity Monitoring System and the effects of RFI Thereupon: M.S. Koenig, J.H. Rife, J. Gautier, S. Pullen, P. Enge, Stanford University

Alternates
1. Summary and Evaluation of the Canadian Differential GPS SBAS Performance : A. Jakab, NovAtel Inc., Canada
2. Geometric Constellation Evaluation: X.T. Tran, M.D. Menn, E.A. Howard, The Aerospace Corporation

1. Performance Testing of an Array of Digital Antenna Elements for Mitigation of Multipath for Carrier Landings: K. Gold, A. Brown, NAVSYS Corporation
2. Robust GPS Geolocation by Method of Particle Filtering: H.L. Dyckman, SPAWAR Systems Center San Diego; S. Sloat, SAIC; B. Pettus, U.S. Army CERDEC
3. JAMFEST - A Cost Effective Solution to GPS Vulnerability Testing: P. Benshoof, D. Craig, 46th Test Squadron
4. Experimental Validation of Aircraft Carrier Dynamic Modeling Software, and Implications to Accuracy and Integrity of Sea-Based JPALS: S. Atwater, J. Bower, J. Gautier, P. Enge, Stanford University
5. Using GPS and GPS/INS Systems to Assess Relative Antenna Motion Onboard an Aircraft Carrier for Shipboard Relative GPS: M.Petovello, G. Lachapelle, M.E. Cannon, The University of Calgary
6. Towards the Development of GPS Situational Awareness: L. Schmidt, M. Hura, RAND Corporation

Alternate
1. Design of Relaxed Look-ahead Pipelined Adaptive Canceller in Anti-jamming GPS Receiver: D.-P. Liu, W.-L. Mao, H.-W. Tsao, F.-R. Chang, National Taiwan University, Taiwan

1. Performance Trials of an Integrated Loran/GPS/IMU Navigation System: G. Johnson, J.J. McMullen Associates; P. Swaszek, University of Rhode Island; R. Hartnett, US Coast Guard Academy
2. Performance Comparison of Kinematic GPS Integrated with Different Tactical-Grade IMUs: H. Zhang, M.G. Petovello, M.E. Cannon, The University of Calgary, Canada
3. New eLoran Receiver and Antenna Technology for Integrated GPS/Loran Systems: G.L. Roth, P. Schick, C. Schweitzer, J. Jacoby, D. Gervasi, D. Ferrier, Locus, Inc.
4. Full Integrity Testing for GPS/INS: J.L. Farrell, VIGIL Inc.
5. Performance Analysis of a Tightly Coupled Kalman Filter for the Integration of Undifferenced GPS and Inertial Data: Y. Zhang, Y. Gao, The University of Calgary, Canada
6. On Azimuth Observability During INS Alignment in Horizontal Drilling: E. Pecht, M.P. Mintchev, University of Calgary, Canada

Alternates
1. Real-Time Implementation of INS/GPS Data Fusion Utilizing Adaptive Neuro-Fuzzy Inference System: R. Sharaf, A. Noureldin, Royal Military College of Canada
2. Unscented Kalman Filter Expansion for Federated Filter Structure: S. Chun, E. Lee, Y.J. Lee, T. Kang, G.-I. Jee, Konkuk University, South Korea

1. Performance Characterization of a GPS Tracking Loop in the Presence of Linear Distortion: P.A. Bello, The MITRE Corporation
2. Code Tracking Performance for Novel Unambiguous M-Code Time Discriminators: R.L. Fante, P. A. Bello, The MITRE Corporation
3. Loss of Lock Analysis of a First-Order Digital Code Tracking Loop and Comparison of Results to Analog Loop Theory for BOC and NRZ Signals: A.R. Golshan, ARINC
4. UERE Analysis for Static Single Frequency Positioning Using Data of IGS Stations: B. Belabbas, F. Petitprez, A. Hornbostel, German Aerospace Center (DLR), Germany
5. Navigation Potential of Signals Modeled with Multipath Effects and Noise: K.A. Fisher, J.F. Raquet, Air Force Institute of Technology

1. Galileo Signal Optimisation in L1: A.R. Pratt, J.I.R. Owen, DSTL, U.K.
2. Analysis of Air Traffic Control Systems Interference Impact on Galileo Aeronautics Receivers: M. De Angelis, Alenia Marconi Systems, Italy; R. Fantacci, S. Menci, University of Florence, Italy
3. Design/Calibration of GPS On-Orbit Monitoring Capability: M.D. Partridge, R.B. Dybdal, The Aerospace Corporation
4. Development of a Performance Specification for Civil Monitoring: T. Nagle, GPS JPO; B. Renfro, The University of Texas at Austin; J. Lavrakas, Overlook Systems Technologies, Inc.
5. Next Generation Satellite Based Augmentation System (SBAS) Signal Specification: A.J. Van Dierendonck, AJ Systems; C. Hegarty, R. Niles, The MITRE Corporation; T. Morrissey, P. Reddan, Zeta Associates, Inc.
6. GPS Current Signal-in-Space Navigation Performance: J. Taylor, E. Barnes, The Boeing Company

Alternates
1. GPS IIR-M and IIF: Payload Modernization: J.A. Rajan, J. Irvine, ITT Industries
2. Long-range Real Time Kinematic Positioning With Three Frequency GNSS Signals : Y. Feng, Queensland University of Technology, Australia

1. Will Galileo Benefit the Mariner?: A. Grant, M. Fairbanks N. Ward, General Lighthouse Authorities of the United Kingdom and Ireland
2. New Technologies for Accurate Measurements of Ocean Waves and Related Parameters from an Aircraft: J. Dugan, Arete Associates
3. Weapon Scoring Results from a GPS Acoustic Weapons Test and Training System: J.R. Kayser, M.A. Cardoza, Trident Research; W.F. Wade, J.H. Merts, USAF 46th Test Wing; D.R. Casey, Sverdrup Technology
4. Loran-C Modernization -- Achievements & Plans: J.J. Macaluso, U. S. Coast Guard
5. A Detection Method of Moving Ships by Image Processing as a Support System of AIS: M. Shimpo, M. Hirasawa, A. Nakajima, M. Oshima, Tokyo University of Marine Science and Technology; Japan
6. Experimentation Results of EGNOS Combined with AIS for a River Information System in Vienna: J.C. De Mateo; European Space Agency, The Netherlands; M. Jandrisits; via-donau; G. Abwerzger, TeleConsult Austria GmbH, Austria

1. Multipath Mitigation of GPS Carrier Phase Measurement Using Unscented Kalman Filter: E. Lee, S. Chun, Y.J. Lee, T. Kang, G.-I. Jee, Konkuk University, Seoul, Korea
2. The Impact of the External Inospheric Models on the Accuracy of RTK Position Estimation: D.A. Grejner-Brzezinska, P. Wielgosz, I. Kashani, C.-K. Hong, The Ohio State University; D.A. Smith, P.S.J. Spencer, D.S. Robertson, G.L. Mader, National Geodetic Survey, NOS/NOAA
3. Test Result of RTK-GNSS Using Compact RTK Correction Messages Combined with NTRIP: J. Kim , S. Jeon, C. Kee, Seoul National University, South Korea
4. Advanced Mission Planning Tool for Real-Time Kinematic GPS Surveying: M.K. Hogan, M.C. Santos, University of New Brunswick, Canada
5. Carrier Phase DGPS for Autonomous Airborne Refueling: S. Khanafseh, B. Pervan, Illinois Institute of Technology; C. Glenn, Naval Air Warfare Center
6. Experimental Results of Comparison Between Velocity Integration and OTF Position on the Sea: D. Hou, Y.-J. Yoo, N. Kouguchi, Kobe University, JAPAN; H. Fujii, Ohshima National College of Maritime Technology, JAPAN; H. Ishida, Kobe University, JAPAN; K. Itani, Furuno Electric Co. Ltd., JAPAN

2. Optimized Network of Ground Stations for LEO Orbit Determination: T.-S. Bae, The Ohio State University
3. Hardware in-the-Loop Demonstration of Real-Time Orbit Determination in High Earth Orbits: M. Moreau, B. Naasz, J. Leitner, NASA Goddard Space Flight Center; D. Gaylor, Emergent Space Technologies

1. Assessment on the Interoperability of SBAS and GRAS: J.-C. Juang, S.-S. Jan, National Cheng Kung University, Taiwan
2. The Next Generation WAAS Reference Station Receiver: J. Auld, A. Manz, NovAtel Inc., Canada
3. Using Physical Installation Site Tuning to Optimally Reduce Environmental Error for WAAS Reference Stations: M.H. Elder, Raytheon
4. Improving Availability of Ionospheric Corrections in the Low Magnetic Latitude Region: T. Sakai, K. Matsunaga, K. Hoshinoo, Electronic Navigation Research Institute, Japan; T. Walter, Stanford University
5. Detection of Extreme Ionospheric Storms and Its Role in SBAS: L. Sparks, A. Komjathy, A. J. Mannucci, Jet Propulsion Laboratory, California Institute of Technology; E. Altshuler, Sequoia Research Corporation; T. Walter, J. Blanch, S. Datta-Barua, Stanford University
6. Enabling CAT I Capabilities on Dual-Frequency WAAS : S.-S. Jan, National Cheng Kung University, Taiwan

Alternate
1. FAA Tests E- and H-field Antennas to Characterize Improved Loran-C Availability During P-Static Events: R. Erikson WJ Hughes FAA Technical Center; R. Lilley, Aviation Management Associates

1. Availability of LAAS to Calibrate INS for CAT III: Y.C. Lee, C.A. Shively, T.T. Hsiao, The MITRE Corporation
2. Static and Dynamic GNSS Attitude Function Testing of Airborne Equipment: H. Kannemans, National Aerospace Laboratory
3. Assessment of Guidance and Surveillance Quality of the Transportable Transponder Landing System (TTLS): S. Gondek, Marine Corp Weapons Laboratory; J. Roth, Doyle Peed, S. Jones, The MITRE Corporation; D.A. Qinet, Ohio University; B. Kuehn, ANPC
4. A Comparison of Navigation by Basic GPS Lateral Guidance to Navigation by GPS/WAAS for Various Aircraft Final Approach Categories: D.P. Stapleton, Innovative Solutions International
5. Terrain-Referenced Precision Approach Guidance: J. Campbell, F. van Graas, M. Uijt de Haag, Ohio University
6. RAIM Revisited: A New Breakthrough In Availability Performance With NIORAIM (Novel Integrity-Optimized RAIM): P.Y. Hwang, Rockwell Collins Inc.; R.G. Brown, Iowa State University

Alternates
1. Applying NIORAIM to the Solution Separation Method for Inertially-Aided Aircraft Autonomous Integrity Monitoring: P. Hwang, Rockwell Collins, Inc.
2. Natural Robustness of RAIM in Presence of Multiple Range Failures: C. Macabiau, ENAC; I. Nikiforov, UTT; M. Raimondi, ENAC, France; L. Fillatre, UTT; B. Roturier, STNA; A.C. Escher, ENAC, France; E. Chatre, GJU; B. Gerfault, Thales Com

1. Network Least Square MET-Based Troposphere Correction Technique for High Performance DGPS: Y. Zhang, C. Bartone, Ohio University
2. Low Latitude Troposphere: A Preliminary Study Using GPS CORS Data in South East Asia: T.A. Musa, S. Lim, C. Rizos, The University of New South Wales, Australia
3. Study of Ionospheric Delay During Storm Period : R. Wahi, S. Dubey, A.K. Gwal, Barkatullah University, India
4. Absolute Ionosphere Slant Delays From Ambiguous Carrier Phase Data: D.A. Smith , NOAA
5. Least Square Spectral Analysis of the GPS Derived Ionospheric Data: J. Asgari, Paris Observatory-LAREG (IGN), France; A. Harmel, Institut Geographique Nationale, France
6. An Investigation of Local-scale Spatial Gradient of Ionospheric Delay Using the Nation-wide GPS Network Data in Japan: T. Yoshihara, S. Takeyasu, F. Naoki, Electronic Navigation Research Institute, Japan; S. Akinori, Kyoto University, Japan
7. Tracking Storms in the Ionosphere: S. Elder, Chino Hills High School; M. Elder, Northcentral University

1. Concatenated Truncated Codes: Structure, Performance and Mechanisation for Codes of Length 10K: A.R. Pratt, M.D. Powe, DSTL, U.K.
2. Performance of a Galileo PRS/GPS M-Code Combined Service: G.W. Hein, J.A. Avila Rodriguez, University FAF Munich, Germany
3. BOC Power Spectrum Densities: E. Rebeyrol, C. Macabiau, ENAC, France; L. Lestarquit, J-L. Issler. CNES; M.L. Boucheret, ENST; M. Bousquet, SUPAERO
4. GPS Block IIR-M (Modernized) System Test Program Status and Anomaly Reporting Process: A.J. Emery, Navstar GPS Joint Program Office, (SMC/GPET); H.N. Buchanan, ARINC
5. GPS Constellation Navigation: L-Band Measurements Only: J.Y. Cruz, M.D. Menn, The Aerospace Corporation
6. Implementation and Simulation of a Multi Frequency GPS/Galileo Single Point Positioning Navigation Processor: B. Eissfeller, G. Hein, R. Kaniuth, T. Pany, A. Posfay, University FAF Munich, Germany

1. The RF Compatibility Impact of Flexible Navigation Signal Combining Methods : P.A. Dafesh, G.H. Wang, V.S. Lin, T. Fan, K. P. Maine, The Aerospace Corporation; B. Myers, USAF, GPS Joint Program Office
2. A Virtual Galileo Constellation Approach to Demonstration of GNSS Performance : Y. Feng, Queensland University of Technology, Australia
3. Geometry and Visibility of Satellite Navigation Systems in Restricted Area: J. Januszewski, Gdynia Maritime University, Poland
4. User Community Assessment of the Plans and the Benefits of GNSS Modernized Signals and Services: A.J. Van Dierendonck, AJ Systems; F.M. Swiek, U.S. GPS Industry Council
5. Bi-static Sensing and Multipath Mitigation with a 109 Element GPS Antenna Array and Digital Beam Steering Receiver: K. Gold, A. Brown, NAVSYS Corporation
6. Investigating the Use of WAAS as a Navigational Tool for Coast Guard and Civilian Maritime Use: C. Armstrong, University of Rhode Island/U. S. Coast Guard; P. Swaszek, University of Rhode Island; R. Hartnett, U. S. Coast Guard Academy; G. Johnson, John J. McMullen Associates, Inc.

1. Evaluation of DGPS and WADGPS Methods for Land and Marine Applications: R. Yousuf, S. Skone, The University of Calgary, Canada
2. A Security Solution by 3D Geographic Database and GIS: S. Anai, K. Ikisu, ZENRIN Co.,Ltd, Japan
3. Use of TELETEXT for Low Cost Real-Time Location-Based Information: M.H. EL-Haddad, E. Stipidis, University of Sussex, U.K.
4. Basic Feasibility of GPS Positioning Without Carrier-Phase Measurements as a Relative Position Sensor Between two Vehicles: C.C. Kellum, General Motors Research & Development
5. The Complementary Characteristics of GPS and Accelerometer in Monitoring Structural Deformation: X. Li, C. Rizos, L. Ge, University of New South Wales, Australia; Y. Tamura, A. Yoshida, Tokyo Polytechnic University, Japan
6. Improving Pipeline Position Estimation Using Smoothing Techniques: T. Galappaththi, N. El-Sheimy, The University of Calgary, Canada

Alternate
1. Small Size Light Weight User GNSS Antennas: D. Tatarnikov, I. Soutiaguine, A. Astahov, V. Filippov, A. Stepanenko, P. Shamatulsky, Topcon Positioning Systems

1. Morrison´s QUBIKtm IMU: M.M. Morrison, MMM Systems
2. Gyro Technology, what is on Horizon?: F. Goldenberg, Goodrich Corporation
3. Precise Estimation and Compensation of Antenna Lever Arm Flexure Using Auxiliary Inertial Sensors to Improve Ultra-Tightly Coupled GPS-IMU and ESM Performance: P. Quinn, D. Lewis, Raytheon Company; M. Berarducci, M. Miller, Air Force Research Laboratory Sensors Directorate
4. Genetic Algorithm Tuned Constant Kalman Gains in Integration of MEMS-INS and GPS: H. Basil, M. R. Ananthasayanam, S.N.Puri, Indian Institute of Science, India
5. Performance Comparison of the Extended and Unscented Kalman Filter for Integrated GPS and MEMS-Based Inertial Systems: E.-H. Shin, X. Niu, N. El-Sheimy, The University of Calgary, Canada
6. The Silicon Oscillating Accelerometer: A High Performance MEMS Accelerometer for Precision Navigation and Strategic Guidance Applications: R. Hopkins, J. Miola, R. Setterlund, B. Dow, Draper Laboratory

1. A High Accuracy Relative DGPS Antenna Baseline Measurement System for Sensor Stabilization: C. Bartone, F. van Graas, T. Arthur, Ohio University
2. A Unified Indoor Channel Model: I.F. Progri, California State Polytechnic University
3. Three Dimensional Aircraft Position Extraction Using Recursive Estimation: S. Salemian, Iran
4. Control Algorithm of the Hardware Simulator For a Remote Synchronization System for the Japanese Quasi-Zenith Satellite System: F. Tappero, T. Iwata, M. Imae, Y. Fukuyama, National Institute of Advance Industrial Science and Technology, Japan; A. Iwasaki, University of Tokyo, Japan; K. Hagimoto, T. Ikegami, H. Murakami, National Institute of Advance Industrial Science and Technology, Japan
5. Protection Level Calculation Using Linear Programming: J. Blanch, T. Walter, P. Enge, Stanford University
6. Mitigation of Network Biases and Influences of Wrongly Fixed Integers on Network RTK: Euler, H.-J., Seeger, St., Takac, F., Zelzer, O., Zebhauser, B.E., Leica Geosystems AG, Switzerland

1. Performance Analysis of an FFT Based Fast Acquisition GPS Receiver: C. O´Driscoll, C.C. Murphy, University College Cork, Ireland
2. A New Signal Processing Scheme and Correlator Structure for Software GPS Receivers: D.W. Lim, D.J. Cho, S.J. Lee, Chungnam National University, South Korea
3. Simulation and Modeling of Complex GPS Receivers using a Post-Correlation Approach: L. Cooper, V. Lin, The Aerospace Corporation
4. Performance Analysis of Inertially Aided GPS Frequency Lock Loops: A. Razavi, D. Gebre-Egziabher, University of Minnesota-Twin Cities
5. Improving the Tracking Performance of GPS Software Receivers in High Dynamics Applications: P. Lian, G. Lachapelle, C.L. Ma, The University of Calgary, Canada
6. Effects of Cross Correlation on High Performance C/A Code Tracking: Z. Zhu, F. van Graas, Ohio University

1. Impact of Multipath and Cross-Correlation on GPS Acquisition in Indoor Environments: H. A. El-Natour, C. Macabiau, M.L. Boucheret, A.C. Escher, Ecole Nationale de l´Aviation civile, France
2. The Effect of Kinematics and Interference on Assisted GPS: M.D. Karunanayake, M.E. Cannon, G. Lachapelle, University of Calgary, Canada; G. Cox, SiRF Technology Inc.
3. Analysis of a Software-Based A-GPS Acquisition Performance Using Statistical Processes: D. Kubrak , C. Macabiau, ENAC, France
4. Performance Limits and Field Tests of a Precision Indoor Positioning System using a Multi-Carrier Approach: D. Cyganski, J.A. Orr, B. Woodacre, R. Angilly, Worcester Polytechnic Institute
5. Precise Time Transfer in a Mobile Radio Terminal: P.J. Duffett-Smith, P. Hansen, Cambridge Positioning Systems Ltd., U.K.
6. Indoor Positioning Using Wireless LAN Signal Propagation Model and Reference Points: J. Chey, J.G. Lee, Seoul National University, South Korea; G.-I. Jee, Konkuk University, South Korea

Alternates
1. Radio Design and Performance Analysis of Multi Carrier-Ultrawideband (MC-UWB) Positioning System: R.J. Duckworth, W.R. Michalson, H.K. Parikh, Worcester Polytechnic Institute
2. WLAN Indoor Differential Positioning System Using Reference Point: J.W. Chun, J.G. Lee, Seoul National University, South Korea; G.-I. Jee, Konkuk University, South Korea; W. Kim, Samsung Electronics Co., South Korea

1. Analysis of Ionosphere Gradients Using Japan GEONET Data: H. Konno, S. Pullen, M. Luo, P. Enge, Stanford University
2. Global Studies of GPS Scintillation: A. Coster, MIT Haystack Observatory; S. Skone, The University of Calgary, Canada; C. Mitchell, University of Bath, U.K.; G. De Franceschi, L. Alfonsi, V. Romano, Istituto Nazionale di Geofisica e Vulcanologia, Italy
3. Estimation of Low Latitude Ionospheric TEC from Dual Frequency GPS Observations by using Adaptive Kalman Filtering Technique: R. Anandaraj, ISRO, India; M.R. Ananthasayanam, IISc, India; P. Soma, ISRO, India
4. VTEC Global Behavior: A.B.V. Oliveira, T.N. de Morais, F. Walter, Instituto Tecnol¢gico de Aeron utica-ITA, Brazil
5. Ionospheric Effects on Near Equatorial Space Based Augmentation Systems (SBAS): P.H. Doherty, C. Valladares, Boston College
6. Concept for New SBAS Message Types to Improve GIVE Resolution: D. Cormier, T.L. McKendree, T.R. Schempp, Raytheon

Alternate
1. Effect of Ionospheric Scintillation on GPS Receiver at Equatorial Anomaly Region: S. Dubey, Barkatullah University, India