Coordinates : A resource on positioning, navigation and beyond

CEO Speaks, His Coordinates

“We have a unique business model with a large international network”

Dec 2010 | No Comment

says Matthew M O’Connell, CEO, President and Director, GeoEye

From 2006 to 2010, it has been quite a journey for GeoEye. What were the highlights of this incredible journey?
It’s hard to believe how far we’ve come. Just 7 ½ years ago, GeoEye had 60 employees generating $9 million per year, and our equity was worth …

His Coordinates

“GRAV-D has the potential to provide very significant benefits to the public”

Dec 2010 | No Comment

Says, Dr Dru Smith, Chief Geodesist of NOAA’s National Geodetic Survey while explaining the GRAV-D project

What is the GRAV-D project?
GRAV-D stands for “Gravity for the Redefinition of the American Vertical Datum”. It is a multi-year project designed and led by the National Geodetic Survey (NGS). GRAV-D was initiated to measure and monitor …

Applications

Modernizing the Indian Airspace

Dec 2010 | One Comment

Suresh V Kibe
The Ministry of Civil Aviation, Government of India has the sovereign authority to modernize the Indian Airspace. Rapid strides have been made by the Ministry of Civil Aviation in implementing many elements of the Global Air Navigation Plan recommended by the International Civil Aviation Organisation (ICAO) for Communications, Navigation, Surveillance (CNS)/Air Traffic Management (ATM) systems. India is a founding member of ICAO and is a regional member of the ICAO Asia Pacific Air Navigation Planning …

Navigation

A Study on GPS/DR Car Navigation System using Vehicle Movement Information

Dec 2010 | No Comment

Jong-Hwa Song,GYU-IN JEE
This paper describes the performance improvement of GPS/DR (Global Positioning System/Dead Reckoning) Integration system utilizing the area decision algorithm and vehicle movement information. In GPS/DR Integration system, generally DR sensor errors are estimated and corrected using GPS information when GPS is available. In GPS signal blockage area, i.e., tunnel and underground parking area, DR sensor errors are accumulated and navigation solution is diverged eventually. We utilize the car movement…