When the iPhone 4S was launched only spoke of GPS. However from the iPhone 4S appears GLONASS, a new geolocation feature, an alternative / complementary Russian service U.S. GPS.

What is GLONASS?

GLONASS is the acronym for Globalnaya Navigatsionnaya Sputnikovaya system or Global Navigation Satellite System. Ie Satellite Navigation System GLObal. It is a radio-based satellite navigation created by the Russian government, in particular by the Aerospace Defense Forces of Russia. It complements and provides an alternative to the U.S. Global Positioning System (GPS) is the only alternative navigation system in operation with worldwide coverage and comparable accuracy.

The development of GLONASS began in the Soviet Union in 1976, October 12, 1982. In the 2000s, under President Vladimir Putin, system restoration a priority for the Government and funding was increased substantially. GLONASS is the most expensive program of the Russian Federal Space Agency, consuming a third of its budget in 2010.

By 2010, GLONASS had achieved 100% coverage of the territory in Russia. In October 2011, put 24 satellites in orbit, they restored some, allowing a complete global coverage. The GLONASS satellites designs have been improved with the latest version being GLONASS-K.

What do you use GLONASS?

From 2011 many smartphones and tablets with GLONASS implemented viewed released the same year, Sony Ericsson, Samsung devices and finally Apple. This causes the system to improve the accuracy and speed sicronización in difficult conditions.

Currently rely on GLONASS, Septentrio, Topcon, C-Nav, Javad, Magellan Navigation, Novatel, Leica Geosystems, Trimble GPS Inc, Skywave Mobile Communications, recent recipients of the Garmin eTrex line and several smartphones 2011 onwards:

Devices Sony Ericsson, ZTE, Huawei, Samsung, Apple (iPhone 4S iPhone 5) and iPad (4G only)), Motorola and Nokia.




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