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A Fully Digital Model for Kalman Filters A Search for Spectrum GNSS Hotspots GNSS Simulators GPS IIF-1 Satellite Help from Above Level Crossing Rate Estimation (LCRE) The Missing ICD

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Aviation Applications: Hybrid Navigation Techniques and Safety-of-Life Requirements Aviation Grade Generating Carrier Phase Measurements GLONASS CDMA GNSS Hotspots Interesting. Too Interesting? On the Air Testing Multi-GNSS Equipment

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Aviation Applications CAPS — China’s Regional Navigation Satellite System Deselecting Unavailability Easy Suite II GNSS Hotspots Going Deep The GPS Assimilator The Math of Ambiguity

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Easy Suite II: easy16 Enter Your GNSS App in the USA Challenge by July 31! GNSS Hotspots GNSS Solutions GPS: The Present Imperfect ICDs — Another Good Example Letters: TIMATION Developer's Honor Draws Fire One Fine Day at the DLR SLAM Dance Taking Positioning Indoors Working Papers

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1 Antenna, 3 Dimensions A Closer Look at the GPS OCX Contract Bernard Gruber to Assume USAF GPS Wing Command: New Direction in Store? GNSS Hotspots How Is Solar Activity Predicted and How Can Predictions Be Used With GNSS? José-Ángel Ávila-Rodríguez: Dreaming of Satellites Ready to Navigate! Service and Security Wide-Area RTK

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Acoustics & GPS Are Carrier-to-Noise Algorithms Equivalent in All Situations? Combined Integrity of GPS and Galileo European Commission Okays Key Galileo Contract After Years-Long Political Morass GNSS Forum: How Galileo Can Help Europe Recover from the Economic Crisis GNSS Hotspots GPS EASY Suite II: easy15 Modernization Milestone More of the Same Three GLONASS-M Satellites Launched in December, All Operational as of February 1

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Coherent Integration Time GNSS Hotspots GNSS Milestones The Golden Age of GNSS The Top Ten in PNT Timing on the Fly Why is it so difficult to launch a spaceborne GNSS receiver?

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A-GNSS: A Different Approach Easy Access Fireside GPS GNSS Hotspots Good, But Not Great GPS EASY Suite II: easy14 - EGNOS-Aided Aviation Growing Up with GNSS Remote Sensing with Reflected Signals Signal Authentication The Soft Approach What about Carrier-to-Noise Density and AI for INS/GPS Integration?

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Architecture for a Future C-Band/L-band GNSS Mission, Part 2 GNSS and Ionospheric Scintillation GNSS Hotspots GPS EASY Suite II: easy13 - RAIM Making Sense of GPS Inter-Signal Corrections Satellite Numbers Game SVN49 and Other GPS Anomalies What is GNSS repeater-based positioning and how is it different from using pseudolites?

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Architecture for a Future C-Band/L-Band GNSS First Look Galileo and the European Commission: Buying and Building a GNSS GNSS Hotspots Inflection Points Modernization Milestone Synthetic Aperture GPS Signal Processing What About Vector Tracking Loops?

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A Multi-Antenna Defense: Receiver-Autonomous GPS Spoofing Detection GLONASS Ambiguity Resolution GNSS Hotspots Grace Xingxin Gao: Amazing Grace On the Trails of the Inuit: GPS Tracking for Snow Machines and Dogsleds The GPS EASY Suite II: A Matlab Companion What Race? What Competition? The Four GNSS Systems Whither Galileo, and Why?

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Autonomous Integrity Critical Infrastructure: The United States and GPS GNSS Hotspots GNSS in Space, Part 2: Formation Flying Radio Frequency Techniques and Technology GPS & Regime Change, Part 2 ICG-3: Friendly Persuasion QZSS's Indoor Messaging System What about GPS jamming and maritime safety, and linear carrier phase combinations?

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GNSS Hotspots GNSS in Space: Part 1 GPS and Regime Change, Part 1 GPS Modernization Snapshot: WAAS, L2C, Launch Delays Probabilities and Multipath Satellite Almanac Life Expectancy Waiting to Exhale: End of the Bush Administration Weather Report

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A Soft Touch: Sogei’s GPS/Galileo Software Receiver and Institutional GNSS Applications in Italy Columns Don't Dump That Data!: Thorough Use of GNSS Measurements Femtocells: Bringing Reliable Location and Timing Indoors Galileo’s New Era GNSS Hotspots GNSS Watch Dog: A GPS Anomalous Event Monitor The Six Percent Solution: More Science and Engineering Students Needed

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China Adds Details to Compass (Beidou II) Signal Plans Follow the Sun: GNSS and Solar Car Racing Future Time Galileo Down to a Millimeter: Analyzing the GIOVE-A/B Double Difference GNSS Hotspots Interoperable World: the ICG Should Avoid a Cold War mentality MBOC vs. BOC(1,1): Multipath Comparison Based on GIOVE-B Data Penny Axelrad: A Love for Hard Work . . . and Hard Science Principles of GNSS, Inertial, and Multisensor Integrated Navigation Systems Quantifying the performance of navigation systems and standards for assisted-GNSS Spread Spectrum Systems for GNSS and Wireless Communications The View from Chilbolton: In-Orbit Test Results from the Second Galileo Satellite Wireless Positioning: Technologies and Applications

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AGNSS Standardization Europe Launches Full Galileo Procurement Faulty Booster Component Delays IIR-M Launches GNSS Indoors: Fighting the Fading, Part 3 JAMFEST Lost in the Noise: The Need for Longterm Infrastructure Development Real-time Kinematic with Multiple Reference Stations Ron Beard: The Measure of Time Seamless Navigation

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From RAIM to NIORAIM GIOVE-B on the Air GLONASS–A New Look for the 21st Century GNSS Hotspots GNSS Indoors — Fighting The Fading, Part 2 Integrating Inertial Sensors with GNSS Receivers Limits of Imagination Preserving A Legacy What about WAAS Functions and Differential Biases?

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Double Estimator–A New Receiver Principle for Tracking BOC signals GNSS Hotspots GNSS on the Go–Sensitivity and Performance in Receiver Design Less Is More–The Potential of Partial IMUs for Land Vehicle Navigation Persuasive Arts The Art of ARTUS–A Second-Generation Galileo/GPS Receiver U.S. PNT Initiative: E Pluribus Unum?

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Europe Readies Galileo Procurement GNSS Hotspots GNSS Indoors — Fighting The Fading, Part 1 GPS-IMU Luiz Paulo Fortes — Putting Brazil on the Map Mathematical Models and GNSS Interference Russia Dwells on Glonass Future SAASM On Trial The Easy Part

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China GNSS 101 China Travel Journal Geospatial Fusion on the Fly GIOVE on the Line GNSS Hotspots GPS Turns 30 MEMS and Platform Orientation & Deep Integration of GNSS/Inertial Systems Ron Hatch: Searching for a Better Way Seems Like Only Yesterday Unmanned Air Vehicles

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Active GNSS Networks and the Benefits of Combined GPS + Galileo Positioning Elizabeth Cannon: Geomatics Innovator Galileo Open Service and Weak Signal Acquisition GNSS & Space Weather GNSS Believer GNSS Hotspots Measuring Up: Certification Processes and Testing of A-GPS Equipped Cellular Phones

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Fuzzy Time Galileo: Redirecting a Stuttering Program GNSS Hotspots GPS/GPRS on the Road Lightening the Data Processing Load Reign of Point Clouds Say "Hello" to Galileo's PRS Time Against Time

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Authenticating GNSS: Proofs against Spoofs, Part 2 eLoran and Signal Reception Under Snow GNSS Time Offset GNSS: A System of Systems Karl Kovach: Keeper of the Code The MBOC Modulation What’s Going On? RFI Situational Awareness in GNSS Receivers

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About That Cover All Things GPS: Interview with Col. David Madden, the New GPS Wing Commander Authenticating GNSS: Proofs against Spoofs, Part 1 Backing Up GNSS with Laser Radar & INS, RAIM in the City, Antenna Phase Wind-Up GNSS Over China: The Compass MEO Satellite Codes GPS + GLONASS for Precision More Compass Points: Tracking China’s MEO Satellite on a Hardware Receiver

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Compass MEO Satellite Signals Don't Look Back Envisioning a Future: GNSS System of Systems, Part 3 Hope beyond the Hype Host-Based Processing and Choosing Inertial Sensors Opening the GATE Ruth Neilan: The Global Grid Master Speaking with Authority: Galileo's Lead Agency in a Changing World

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Enhancing the Future of Civil GPS: Overview of the L1C Signal GLONASS - The Way Ahead GNSS for the Masses Network Assistance: What Will New GNSS Signals Bring to It? Turning Point:Trajectory Analysis for Skiers Two for One: Tracking Galileo CBOC Signal with TMBOC

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Envisioning a Future: GNSS System of Systems, Part 2 Pat Fenton: GNSS from the Outside In Public Private Perplexity Replenishment of the GLONASS Constellation Self-Aware - Situation Aware Signal Acquisition and Search, and Antenna Polarization The Promise of MEMS to the Navigation Community Tight Fit

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Allison Kealy: The Remarkable Art of the Possible Designing the World's Smallest Envisioning a Future: GNSS System of Systems, Part 1 GPS: The Way Ahead Pedestrian Navigation Rescue Mission: GPS Applications in an Airborne Maritime Surveillance System The China Syndrome Weighting GNSS Observations and Variations of GNSS/INS Integration

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Follow the Money Galileo and the Earth’s Gravity Field GPS in the GSM Handset Inside GNSS Wins Award for Editorial Excellence Land Before Time Precise Point Positioning and Its Challenges, Aided-GNSS and Signal Tracking The GARDA Project: Building a Galileo Receiver

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A New Version of the RTCM SC-106 Standard, the Probability of Solving Integer Ambiguities A System of Systems Correlators for L2C GNSS Forum: This is Not a Test - Future of the Emergency Alert System Interpolating Reference Data: Kinematic Positioning Using Public GNSS Networks Making the Case for GBAS: Experimental Aircraft Approaches in Germany Setting a New Standard: Assisting GNSS Receivers That Use Wireless Networks

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Atomic Clocks on Satellites and Mitigating Multipath BOC or MBOC? Development Update Galileo Services Player Pianos, Sex Appeal, and Patent #2,292,387 The Future Is Now The Galileo Code and Others The Two Worlds of Philip Mattos

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BOC or MBOC? GNSS Software Defined Radio: Real Receiver or Just a Tool for Experts? Orbital Precession, Optimal Dual-Frequency Techniques, and Galileo Receivers The L2C Study: Benefits of the New GPS Civil Signal Three's the Charm: Triple-Frequency Combinations in Future GNSS Uh-Oh, It's UXO!: A Global Differential GPS Solution for Clearing Unexploded Ordnance Why War, Precisely?

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Attitude Adjustment: Devising and Flying a Low-Cost GPS-Based Backup Galileo Light Show: First Laser Range Measurements to GIOVE-A GNSS Album: Images and Spectral Signatures of the New GNSS Signals GNSS Marketplace Karen Van Dyke: Re-Engineering the Airways MBOC: The New Optimized Spreading Modulation Mobile RTK: Using Low-Cost GPS and Internet-Enabled Wireless Phones New GNSS Frequencies, Advantages of M-Code, and the Benefits of a Solitary Galileo Satellite

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Adaptive Antenna Arrays, Multi-GNSS Tropospheric Monitoring, and High-Dynamic Receivers Bring Out the Galileo ICD Builders Notes: Russian GLONASS at the Stage of Active Implementation Geodesy and Satellite Navigation GNSS Meteorology on Moving Platforms GPS Help Line On Target: Offshore Scoring of Precision Guided Munitions The Big Three: GPSOC, NAVCEN, NOCC Using Maps as Automotive Sensors

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Building Monitors Carrier Phase Ambiguity Resolution, GNSS Use In Cellular Telephone Systems, and New Antennas? Hardware Versus Software Kalman Filter Face-Off: Extended vs. Unscented Kalman Filters for Integrated GPS and MEMS Inertial Michael Braasch: Dr. Braasch’s Opus Platforms for a Future GNSS Receiver Taking the Show on the Road: GPS Drives U.S. Mobile Resource Management Growth Testing the Limits of Power

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Bold Advice: Report of the Defense Science Board Task Force on GPS GNSS Interoperability GNSS Trilogy 2006 Limits of Compatibility: Combining Galileo PRS and GPS M-Code Reference Systems, UTC Leap Second, and L2C Receivers? Sonic Boon: Head Tracking for 3D Audio Using a GPS-Aided MEMS IMU Turning Point What in the World Is the UN Doing About GNSS?