Let us know what is a signal is all about, before we go in brief about the factors that affect the sat nav signals. GPS Signal A GPS signal comprises of about three different bit of information viz pseudorandom code, almanac data and ephemeris data. The pseudorandom code is nothing but a ID that recognizes [...]

What is GPS? GPS- the Global Positioning system is formed with about 24 satellites which is located in the orbit by the United States’s Department of Defense. GPS functions in any weather condition, 24 hours a day, any where in the world without subscription fee and set up charge. How it works? GPS satellites revolve [...]

The invention of satellite navigation has made traveling more interesting and faster. We explore new places and know whats special about the place. Specially the POI, Point of interest warning us the nearest gas stations, hospitals, ensuring us a very safe journey. But do any of us think about the disabled person? Every disabled drivers [...]

Nokia, The giant of mobile phones has established a free map and sat nav service for their mobile handset that could challenge stand alone sat nav. The need to download or update new maps over the net is cut down by store map service on the phone. Ovi maps will offer ‘turn by turn’ navigation, [...]

US has implemented an idea based on satellite technology to provide peace of mind to parents who worry about their children until they get back home. GPS personal locator designed around a wristwatch was developed by Silicon Valley company implementing the new technology behind the said idea. Using the internet, the GPS Personal Locator lets [...]