Google Glass provide an experience known as augmented reality, where images are superimposed over what the user sees in real life. With Google Glass, these images are generally icons that provide directions, alert users to messages from contacts or give weather updates.
Although this technology's potential has been praised as a futuristic way to deliver hands-free computing, critics have pointed out its ability to distract walkers or drivers and questioned its utility for those who already wear corrective eyeglasses.
Google glasses are sometimes called Google goggles, although is is inaccurate because Google Goggles is actually a separate Google project that uses images - rather than text or voice commands - to conduct a search.
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Forward error correction (FEC) is a digital signal processing technique used to enhance data reliability. It does this by introducing redundant data, called error correcting code, prior to data transmission or storage. FEC provides the receiver with the ability to correct errors without a reverse channel to request the retransmission of data. The...