Re: [Discuss-gnuradio] USRP for two way ranging

2011-07-27 Thread Mattia Rizzi
by Boyer Cc: Mattia Rizzi ; discuss-gnuradio@gnu.org Subject: Re: [Discuss-gnuradio] USRP for two way ranging Also, take a look at this brief related discussion from a few weeks ago: http://lists.gnu.org/archive/html/discuss-gnuradio/2011-06/msg00103.html Kunal On Tue, Jul 26, 2011 at 8:49 P

Re: [Discuss-gnuradio] USRP for two way ranging

2011-07-26 Thread Kunal Kandekar
ion & delays from >> Linux) between the received echo and the outgoing reply. I suggested a >> method to do this task, can it work? >> Thanks >> >> *From:* Colby Boyer >> *Sent:* Wednesday, July 27, 2011 2:17 AM >> *To:* Mattia Rizzi >> *Cc:* discuss-gnu

Re: [Discuss-gnuradio] USRP for two way ranging

2011-07-26 Thread Colby Boyer
& delays from Linux) > between the received echo and the outgoing reply. I suggested a method to do > this task, can it work? > Thanks > > *From:* Colby Boyer > *Sent:* Wednesday, July 27, 2011 2:17 AM > *To:* Mattia Rizzi > *Cc:* discuss-gnuradio@gnu.org > *Subject

Re: [Discuss-gnuradio] USRP for two way ranging

2011-07-26 Thread Mattia Rizzi
tion & delays from Linux) between the received echo and the outgoing reply. I suggested a method to do this task, can it work? Thanks From: Colby Boyer Sent: Wednesday, July 27, 2011 2:17 AM To: Mattia Rizzi Cc: discuss-gnuradio@gnu.org Subject: Re: [Discuss-gnuradio] USRP for two way rangi

Re: [Discuss-gnuradio] USRP for two way ranging

2011-07-26 Thread Colby Boyer
This might be possible to do if both devices have access to the same and very accurate clock, e.g. GPS. What is your end goal? On Tue, Jul 26, 2011 at 3:59 PM, Mattia Rizzi wrote: > Hello. > I need to implent a two way ranging. A device send an “echo”, a second > device discover the “echo” and

[Discuss-gnuradio] USRP for two way ranging

2011-07-26 Thread Mattia Rizzi
Hello. I need to implent a two way ranging. A device send an “echo”, a second device discover the “echo” and send a reply, then the first device can calculate the distance. For a correct distance evalutation, the second device must calculate the time elapsed between the discover of the first ech