Hi Brian, Thank you for the reply. I apologize but I could not very well understand the method you suggested. I have not explored much with GNU radio. Could you elaborate more and help me in this regard. I appreciate your time and help.
Regards, Neha. On Sun, Apr 11, 2010 at 10:12 AM, Brian Padalino <[email protected]>wrote: > On Sun, Apr 11, 2010 at 10:27 AM, neha kochar <[email protected]> > wrote: > > Hi all, > > > > Is it possible with GNU Radio to create a transmitter packet that has a > > higher power preamble at the beginning of the packet? This could allow > the > > receiver to properly detect incoming packets. The data portion of this > > packet could have reduced transmit power level. I am currently using > > benchmark tx and rx files. > > The magnitude of the transmitted complex vector determines the output > power (while in the linear range). If you set this magnitude to the > value that corresponds to the maximum power output level of the USRP > (just before clipping), you should be able to change it such that the > data portion is scaled to a lower level. > > Actually doing this is left as an exercise for the reader. > > > Regards, > > Neha. > > Good luck! > > Brian >
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