Data over normal GSM call
gcasse at oralux.net
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(http://en.wikipedia.org/wiki/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:
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