Data over normal GSM call

Gilles Casse gcasse at
Mon Apr 14 10:13:15 CEST 2008

Hans L wrote:
 > This thread gave me an idea which I haven't seen discussed before,
 > though it's probably not useful for the situation the original poster
 > had in mind.
 > Although the transfer of audio data over cell phone audio is very
 > lossy, there is at least one standard, proven way of transferring data
 > by phone: DTMF(

This idea seems to me very attractive!

This tiny URI could enrich the audio stream (from phone, FM,...) like a 
paper can be enriched with QR code, or a video with asterpix:



More information about the community mailing list