AUDIO DATA TRANSMISSION METHOD, SYSTEM, TRANSMISSION APPARATUS, AND ELECTRONIC SIGNATURE TOKEN
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United States of America Patent
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Issued Date -
Jun 4, 2015
app pub date -
Jun 14, 2013
filing date -
Jun 16, 2012
priority date (Note) -
Abandoned
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Abstract
An audio data transmission method, an audio data transmission system, an audio data transmission apparatus for a mobile terminal and an electronic signature token are provided. The audio data transmission method includes: generating by a first device a plurality of audio waveform data of different frequencies; splicing by the first device the plurality of audio waveform data into an audio waveform data stream; transmitting the audio waveform data stream to a second device in one transmission in a same time reference frame via an audio interface of the first device, in which the same time reference frame means that a length of a starting moment and/or a stopping moment at a time period of a waveform of each frequency with respect to a predetermined reference moment is predetermined.
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