What is Real-Time Text (RTT)?
Real-time means that something occurs within a fraction of a second. For example, a voice conversation between two or more people happens in real-time. The audio is sent and received immediately by the people. Another example of real-time is a computer game, where the actions of the player are immediately shown on the computer screen. Real-Time Text is conversational text that is sent and received on a character by character basis. The characters are sent immediately (in a fraction of a second) once typed and also displayed immediately to the receiving person(s). This allows text to be used in the same conversational mode as voice. The International Telecom Union (ITU) has defined ‘real-time’ in ITU-T F.700 Section 2.1.2.1 and ‘Real-Time Text’ in ITU-T F.700 Annex A.3 and ITU-T F.703 Section 5.3.2.3. Real-Time Text is of particular importance for people who are Deaf or Hard of Hearing as a replacement for voice telephony (not a complementary technology). However, it is expected that Re
Real-time means that something occurs within a fraction of a second. For example, a voice conversation between two or more people happens in real-time. As it is being spoken, the sound of one person’s voice is received immediately by the other. Another example of real-time is a computer game, where the actions of the player are immediately shown on the computer screen. RTT is conversational text that is sent and received on a character by character basis. The characters are sent immediately once typed and also displayed immediately to the receiving person or people. This allows text to be used in the same conversational mode as voice. Real-Time Text is the closest you get to voice using text! It allows you to talk using text. Link to the textual description of the flash movie RTT can be used on its own to enable conversations using text. It can also be used where voice is impractical (such as in noisy environments or meetings) or it can be used together with voice and video conversatio
