openmoko.org at tange.dk
Mon Dec 11 11:44:12 CET 2006
On 12/11/06, Richard Franks <spontificus at gmail.com> wrote:
> On 12/8/06, Colin Curtin <colin at kitp.ucsb.edu> wrote:
> > > Put two Neos in a room with no cell service - can they find each other?
> > > Even with service, if nobody punches in 'codes' on each?
> > >
> > Oh, if only it had bluetooth.
> If the speaker could output frequencies above ~22kHz, and the
> microphone sampling rate could be tweaked high enough.. you may be
> able to build a primative close-range comm protocol with that?
Well, I still remember modems that used acoustic couplers. So it might
be a solution to just use old modem technology (300 baud anyone?) for
transmitting small files from Neo to Neo.
More information about the community