a positive wave following an upright T wave of the electrocardiogram. It is negative following an inverted T wave. a small, rounded wave that follows the T wave on an electrocardiogram. Normally its polarity is that of the T wave. Its mechanism is unknown. The U wave becomes taller in hypokalemia and inverted in heart disease. It may signify decreased potassium levels in the blood.
Here's origins lie in Navteq (styled NAVTEQ), an American company founded in 1985 as Karlin & Collins, Inc., later known as Navigation Technologies Corporation and eventually as Navteq. The company was acquired by Finnish telecommunications firm Nokia in 2008 and became a subsidiary. Nokia ran Navteq's business along with their own Nokia Maps (later known as Ovi Maps, then again as Nokia Maps from 2011), which was based on technology from Gate5, a Berlin-based company that Nokia purchased in 2006.
Justin Sullivan/Getty Images. In the technology world, the latest advancement is only as good as the next thing coming down the line. The auto industry is constantly bringing us new technologies, whether it be for safety, entertainment, usefulness or simply for pure innovation. Many new car technologies are either specifically built for safety or at least have some sort of safety focus to them. Some of the latest car innovations we've found are some truly exciting technologies that could revolutionize not just the automotive industry but human transportation in general.