Communication system between a portable unit and a communication terminal

摘要

The present invention concerns a communication system between a portable unit, such as a watch, and a communication terminal (2) such as a personal computer or PC, characterized in that the communication terminal (2) includes at least means for transmitting an acoustic signal carrying, and in that the portable unit (1) includes at least processing means for processing data, and receiving and conversion means for picking up said acoustic signal and converting said acoustic signal into data intended to be processed by said processing means.