In simultaneous interpretation, the interpreter delivers the message at the same time as the speaker.
1. Conference interpretation
Conference interpretation requires the use of a booth and special electronic equipment. The interpreter is not physically close to the parties involved. S/he listens through earphones and transmits verbally the message at the same time as uttered by using a micro from a booth that is insulated to prevent from surrounding noise.
2. Sign Language interpretation
Sign Language is a gestural language used mainly by the deaf community. It uses manual communication instead of sound to communicate the message. Sign language is interpreted most of the time in the simultaneous mode The two main official sign languages in Canada are ASL (American Sign Language) and LSQ (langue des signes québécoise). There are more than 100 sign languages in the world.