Digital cameras and camcorders are on the brink of some mind-boggling developments that are taking place in the electronics industry. For instance, changes such as changing the way we take a photo, like shutters being operated at the blink of an eye or simply commanding shoot, are already around the corner.

Almost every single person has a smartphone today. Because of this, there are millions of apps out there today. If there’s something you want, there’s probably an app for it as well. Pretty much every business and hobby has an app today. It’s not just games and productivity tools. Anyone can create and upload an app onto an app store.

Garmin Golf GPS is a company that specializes in the manufacture of GPS aided devices. The company started from a discussion between a few engineers that they had way back in the year 1989. Thier idea was to form a company which will make innovative GPS-aided devices to enrich the lives of their customers.

Necessity is the mother of invention so goes the adage. In many of the really innovative and revolutionary inventions, war had been the mother. Global Positioning System or GPS, the very first of the many inventions, is a product that was primarily developed and meant for war. After Russia launched their satellite Sputnik’ in 1957, two scientists in the Johns Hopkins Applied Physics Laboratory in Howard County, Maryland, USA wanted to find a way to predict its position in its orbit.

Camera technology is fast changing in consort with digital technology. One is set to wonder how long photography is what it is. There are cameras in market that can take photos in virtual darkness without no light. One could wink and a photo may be taken. High end smartphones are set to challenge DSLRs.

To understand the various applications of satellite navigation better, it is necessary to understand how a satellite based navigation system works. Eschewing all high-tech details, an attempt to explain the fundamentals in a layman’s language is certainly a tall order. This write up is based on the US-based GPS system, which is one of the best in service.