Wireless Data Transmission Device for Presentation Devices and Method thereof

摘要

PURPOSE: A device and method for transmitting wireless data for presentation device are provided to store presentation content of the speaker by interlinking to the presentation page which is processed. CONSTITUTION: A voice memory unit(120) memorizes a voice by a signal input of a user. An audio data processor(130) compress and encodes the voice. A control data processor(140) processes a presentation control signal generated according to the signal input of the user. A data processing unti(150) packages the control data and the encoded voice data. A transmitting unit wirelessly transmits package data(160). A display unit displays current presentation page number according to the page up/down.