AUDIO DATA TRANSMISSION SYSTEM, AUDIO DATA TRANSMISSION DEVICE AND ELECTRONIC SIGNATURE TOKEN Russian patent published in 2016 - IPC H04B11/00 

FIELD: radio engineering and communications.

SUBSTANCE: invention relates to communication engineering and can be used in mobile communication systems. For this purpose, a system and a device for transmitting audio data for a mobile terminal and an electronic signature token are disclosed. Electronic signature token includes a conversion module configured to convert audio data transmitted in form of an analogue signal using at least two modulation modes for generating a stream of audio data frames in at least two modulation modes; a splicing module configured to splice streams of audio data frames in at least two modulation modes in audio data streams, and a transmitting module configured to transmit audio data stream to a mobile terminal in one transmission through audio interface of electronic signature token.

EFFECT: technical result consists in improved carrying capacity.

25 cl, 6 dwg