History of GPS Global Positioning System
Below is a MRR and PLR article in category Computers Technology -> subcategory Communications.
History of the Global Positioning System (GPS)
The Global Positioning System (GPS) has been a revolutionary technology since it became fully operational in December 1993. However, its origins trace back to the 1940s with ground-based navigation systems like the Decca Navigator. These early innovations laid the groundwork, which significantly advanced in 1957 when the Soviet Union's launch of Sputnik demonstrated the potential of satellites for navigation.
Initially, GPS was designed solely for military purposes. This changed dramatically in 1983 after a tragic incident where a civilian aircraft inadvertently entered restricted Soviet airspace and was shot down. The incident, which resulted in the loss of all passengers, highlighted the potential of GPS to prevent such events. In response, President Reagan announced that once completed, GPS would be available for civilian use.
Today, GPS is a satellite-controlled navigation system used by both the military and general public. For civilians, it offers a user-friendly alternative to traditional maps, providing interactive directions and aiding navigation. Various brands manufacture GPS receivers, each boasting different features, some unrelated to navigation itself.
Basic GPS devices can be purchased for around $100. These handheld gadgets typically feature preloaded maps, waterproofing, and a backlit monochrome screen. Slightly more advanced models might include color displays, voice guidance, and customizable settings for language and voice preferences.
Spending around $200 can get you a GPS device with a touchscreen for easy input, Bluetooth connectivity, and additional features like automatic redirection. This ensures the device can suggest alternative routes if you miss a turn. Top-tier models, exceeding $2,000, may offer voice recognition, allowing hands-free operation, along with non-navigation features like DVD players, iPod docks, and real-time traffic updates.
Unknown to many, GPS technology is embedded in numerous smartphones, enabling precise location tracking. This capability assists law enforcement in locating missing individuals and has been pivotal in rescue operations during emergencies.
In conclusion, GPS has evolved from a military tool to an indispensable part of daily life, enhancing safety, convenience, and connectivity for millions worldwide.
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