What is T9 in h/p?
T9, which stands for Text on 9 keys, is a predictive text technology for mobile phones, developed by Tegic Communications. It is used on phones from LG, Samsung, Nokia, Siemens, Sony Ericsson, Sanyo, and others. Its main competitors are iTap, created by Motorola, and LetterWise, created by Eatoni. T9’s objective is to make it easier to type text messages on small mobile devices. The technology allows words to be entered by a single keypress for each letter, as opposed to the approach used in the older generation of mobile phones in which several letters are associated with each key, and selecting one letter often requires multiple keypresses. The software combines the groups of letters found on each phone key with a fast-access dictionary of words. It looks up all the possible words corresponding to the sequence of keypresses in the dictionary. As the predictive software gains familiarity with the words and phrases the user commonly uses, it speeds the process by offering the most freq
