As for how BT transmits Audio: www.bluetooth.org www.bluez.org
How Linux utilizes Bluetooth: http://www.google.com/search?hl=en&ie=UTF-8&q=linux+bluetooth www.bluez.org For how to write a channel, I suppose a seasoned linux programmer would know by looking at the sources for existing channels. If I had time, I'd look, but the learning curve (coming from a PC environment) would be quite steep. > -----Original Message----- > From: Igor Battiston (BZSolutions) [mailto:[EMAIL PROTECTED] > Sent: Friday, September 24, 2004 10:09 AM > To: Asterisk Users Mailing List - Non-Commercial Discussion > Subject: Re: [Asterisk-Users] GSM phones, bluetooth and > general happiness > > > Hi :) > I have do same test with Nokia 3650 (bluetooth) and Motorola > A835 (bluetooth and USB) > > I have do a log of widcomm software and I can setup a coll > (is not only a a > ATDxxxxxx) > Now the problem is the voice.... > With bluetooth is possible to use voice-gateway function.... > I'm not a good programmer :( > > But now I don't have the know how to write the channel :) > > > Some idea? :) > > -thx- > Igor > > > ----- Original Message ----- > From: "Jay Milk" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]>; "'Asterisk Users Mailing List > - Non-Commercial Discussion'" <[EMAIL PROTECTED]> > Sent: Friday, September 24, 2004 4:20 PM > Subject: RE: [Asterisk-Users] GSM phones, bluetooth and > general happiness > > > > It's close -- it still requires an FXO port, and is probably not > > inexpensive itself. So between the FXO port and the device, you're > > probably in for it at $200 or so. I can get away cheaper with a > > cell-socket. I'd prefer a bluetooth dongle (1) because of > cost, and > > (2) because of the sheer elegance of the solution: No reason to > > convert audio back and forth several times, no reason to > generate ring > > voltage or detect DTMF. Cell-phone is digital, Asterisk is > digital, > > let's cut out the analog. > > > > > -----Original Message----- > > > From: Mitchel Constantin [mailto:[EMAIL PROTECTED] > > > Sent: Friday, September 24, 2004 12:22 AM > > > To: Asterisk Users Mailing List - Non-Commercial Discussion > > > Subject: Re: [Asterisk-Users] GSM phones, bluetooth and general > > > happiness > > > > > > > > > Our prayers....answered? (http://www.phonelabs.com/prd_blue01.asp) > > > > > > mitchel > > > > > > > > > On Thu, 23 Sep 2004 12:10:11 -0500, Jay Milk <[EMAIL PROTECTED]> > > > wrote: > > > > When I installed my first home-PBX three years ago, I was > > > looking at > > > > "cellsockets" -- devices which will accept certain cellular > > > phones and > > > > provide an RJ11 jack, generating the ring-voltage and > recognizing > > > > DTMF, which in turn makes your cell-phone look like a CO > > > line. Pretty > > > > cool stuff, in theory, but it just didn't seem to be worth > > > the cost, > > > > especially since it locks you to a particular cell-phone. > > > > > > > > Since then, I've moved to Asterisk. I looked at at > > > cell-sockets again > > > > recently, but they haven't really gotten any cheaper... And > > > on top of > > > > that, I'd now require a precious FXO interface for *. > > > > > > > > I looked at some developer documentation for my particular > > > phone (S/E > > > > T610) while connecting it to my PC via Bluetooth. For > > > those who are > > > > unaware, all GSM phones have a built-in set of AT modem > > > commands. Not > > > > surprisingly, I was able to place calls as well as receive > > > > ring-indicators, caller-id information and call-progress > > > information > > > > via the virtual serial port that the phone provides over > > > bluetooth. > > > > But what's more, I was also able to utilize my PC as a > handsfree > > > > speakerphone -- and all this over bluetooth. > > > > > > > > As I see it, all the pieces are available -- we got full phone > > > > control, some form of digital audio going back and forth, > > > > call-progress reporting. I know there's at least one > > > bluetooth stack > > > > for linux, so > > > > *technically* we're "there", no? > > > > > > > > I foresee a chan_blue which allow Asterisk to utilize a > > > bluetooth/GSM > > > > cellular phone as a CO line, connecting by nothing more > than a $5 > > > > bluetooth dongle and 5ft of air. > > > > > > > > Who's up for the challenge? If there's enough interest in the > > > > community, I'll be the first to add a bounty on this -- > it would > > > > be worth at least $100 to me to have this functionality. > > > > > > > > _______________________________________________ > > > > Asterisk-Users mailing list [EMAIL PROTECTED] > > > > http://lists.digium.com/mailman/listinfo/asterisk-users > > > > To UNSUBSCRIBE or update options visit: > > > > http://lists.digium.com/mailman/listinfo/asterisk-users > > > > > > > _______________________________________________ > > > Asterisk-Users mailing list > > > [EMAIL PROTECTED] > > > http://lists.digium.com/mailman/listinfo/aster> isk-users To > > > UNSUBSCRIBE or update options visit: > > > > > http://lists.digium.com/mailman/listinfo/asterisk-users > > > > > > > > _______________________________________________ > > Asterisk-Users mailing list > > [EMAIL PROTECTED] > > http://lists.digium.com/mailman/listinfo/asterisk-users > > To UNSUBSCRIBE or update options visit: > > http://lists.digium.com/mailman/listinfo/asterisk-users > > > > > _______________________________________________ > Asterisk-Users mailing list > [EMAIL PROTECTED] > http://lists.digium.com/mailman/listinfo/aster> isk-users > To > UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users