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ION Seeks Abstracts for Pacific PNT 2015, PTTI Registration Opens

September 2, 2014 - By

Abstract submissions are now being accepted for The Institute of Navigation’s (ION) Pacific PNT Conference, to be held April 20-23, 2015, at the Waikiki Beach Marriott, Honolulu, Hawaii. Abstracts are due November 14, 2014. Pacific PNT, where “East Meets West in the Global Cooperative Development of Positioning, Navigation and Timing Technology,” brings together policy and technical leaders from Japan, Singapore, China, South... read more

Innovation: How Deep Is That White Stuff?

September 1, 2014 - By

Using GPS Multipath for Snow-Depth Estimation
In this month’s column, we look at a technique that uses interference fringes generated by signals arriving at an antenna directly from GPS satellites and those reflected by snow surrounding the antenna to measure its depth and how it varies over time. GPS for measuring snow depth; who would have thought? read more

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25th Anniversary GNSS Timeline

September 1, 2014 - By

GPS World’s 25th Anniversary GNSS History Timeline, from the September 2014 Special Supplement “GNSS Industry: Past, Present, and Future.” Download the PDF. read more

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Multi-Constellation. Dual-Frequency. Single-Chip.

September 1, 2014 - By

This integrated circuit supports simultaneous reception and processing of the GPS L1/L5, Galileo E1/E5a, and GLONASS G1 signals with 40 tracking channels. The dual-band analog RF front-end is integrated on the same mixed-signal chip as the baseband hardware, including an embedded processor to close the tracking loops: overall, a compact, low-power, and low-cost solution. read more

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The Business & Product Showcase — September 2014

September 1, 2014 - By

The Business section from the September 2014 issue. Download the PDF here. Includes: Juniper Systems Rugged Handheld Company; JAVAD GNSS Introduces TRIUMPH-F1 UAV; CSR, Maestro Module; Spirent Location Availability for VoLTE E911 Calls Indoors; Carlson BRx5 Pole-Top Receiver; Trimble Rover 2 with Wireless Link; Mitre Detects Timing Spoofing Attacks; Avidyne Navigator Certification; Mobile Location Data Accuracy Guidelines; GigOptix Offers Dual-Mode GNSS RF Receiver; Precision Farming Projected to Grow at 13... read more

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Latest Words from the Acquisition Guru of the World’s Gold Standard for PNT

September 1, 2014 - By

Colonel William “Wild Bill” Cooley, director of the GPS Directorate at Space and Missile Systems Center, discusses CNAV signals, GPS IIF launches, and the OCX with Defense Editor Don Jewell. There is probably no busier United States Air Force officer than Colonel William “Wild Bill” Cooley, Ph.D., the director of the GPS Directorate at Space and Missile Systems Center (SMC),... read more

Assured PNT for Our Future: PTA

September 1, 2014 - By

Actions Necessary to Reduce Vulnerability and Ensure Availability By Brad Parkinson (From the 25th Anniversary GNSS History Special Supplement) Introduction About 40 years ago, we had a vision for positioning, navigation, and timing (PNT). That vision was more than successful, and became known as GPS. In some respects we have been almost too successful: PNT is frequently taken for granted.... read more

Out in Front: 25 Years Young

September 1, 2014 - By

When I was a young man, the moment seemed like all there was, all there needed to be. Why plan? Why reflect? The days were just packed. Once I turned 25 — or somewhere around there — intimations dawning of my own mortality, I began to look both forward and back. It seemed like a good idea, perhaps even an... read more

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