The term "3G" stands for the third generation of mobile phone technology, according to Reference.com. 3G technology has an improved amount of bandwidth transmission capabilities over its predecessor, 2G, with an expanded efficiency in all services provided, explains HowStuffWorks. The bandwidth of 3G is more expansive due to the use of wide area cellular telephone networks to transmit Internet and voice data.Continue Reading
3G networks utilizes upgraded technology, as well as technologies based on the 2G network, to perform. The most common components of the 3G network, such as its CDMA2000, are based on the 2G Code Division Multiple Access, while the Wideband Code Division Multiple Access and Time-division Synchronous provide features relatively unique to the 3G network.
3G uses three layers to provide a more flexible and responsive network when compared to its 2G forerunner, so it handles web applications, phone and video files more adeptly. The first layer provides a speedier output, the second optimizes the capacity of the network to be distribute data and the third and bottom layer serves as the connectivity layer for voice traffic. 3G uses the KASUMI block crypto to authenticate the network and provide improved security over the older A5/1 stream cipher of 2G networks.Learn more about Internet & Networking
eBay is an online auction website where people can buy or sell items. Buyers can search for items by keyword, or they can browse through many different categories. Sellers list items on the website, and then they have the choice to allow buyers to bid or buy the product outright.Full Answer >
Dropbox works by storing the actual files that a user uploads and the basic information related to the files in separate servers. Users can then access the files via any device that can connect to Dropbox.Full Answer >
Wireless modems allow a computer to send signals back and forth, turning digital information into analogue sound signals at one end and then turning it back again at the other end. They use electromagnetic waves to transmit modulated data.Full Answer >
On Twitter, users post 140-character messages, known as "tweets," which can be read by other Twitter users. By following a Twitter user, a person can subscribe to another user's tweets, receiving them all as a display on their Twitter feed. Additionally, a person can retweet another user's tweets, re-posting the original message. A person can also reply to someone's tweet on Twitter and turn the communication into a conversation.Full Answer >