[USRP-users] CogWave open-source software

Mike Jameson mikejamo at gmail.com
Mon Feb 11 12:26:04 EST 2013

Hi Vincent,

Thanks to you and your team for such great work. Looking forward to
trying it out.

For those interested, here is the video of CogWave in action:




On 11 February 2013 15:34, Vincent Le Nir <vincent.lenir at rma.ac.be> wrote:
> Dear all,
> I am pleased to announce that we have just released CogWave, an open-source
> software platform aiming at developing cognitive radio waveforms.
> The CogWave software allows the exchange of video, audio and text between
> two USRPs through a graphical user interface (GUI) developed in
> Qt4/Gstreamer and cognitive radio waveforms developed in IT++. The USRP
> hardware driver (UHD) C++ application programming interface (API) allows to
> receive and transmit IQ samples. Combining CogWave with USRP gives a rapid
> prototyping platform for physical layer design and algorithm validation
> through a real-time video, audio and text transmission. For more
> information, please have a look at our website
> www.sic.rma.ac.be/~vlenir/CogWave
> So far, we have implemented a cognitive BlindOFDM waveform. This waveform is
> an orthogonal frequency division multiplexing (OFDM)-based waveform divided
> into multiple sub-channels with a spectrum sensing block based on energy
> detection to determine the best sub-channel for transmission. Multiple users
> are handled by orthogonal frequency division multiple access (OFDMA) and
> full-duplex is enabled by time division duplexing (TDD). A complete OFDM
> blind receiver which does not require the use of pilot symbols is used for
> time, frequency, phase offset and channel estimation. Cyclic redundancy
> check (CRC) and forward error correction (FEC) are used to detect and
> correct errors within a frame's preamble and postamble.
> The CogWave project was initiated at the department Communication,
> Information, Systems & Sensors (CISS) at the Royal Military Academy (RMA),
> Belgium and is hosted on GitHub:
> https://github.com/vlenircissrma/CogWave
> Best regards
> Vincent Le Nir
> --
> Dr. Ir. Vincent Le Nir
> Royal Military Academy
> Dept. Communication, Information Systems & Sensors (CISS)
> 30, Avenue de la Renaissance
> B-1000 Brussels
> Tel : +32-2742 6624
> Fax : +32-2742 6672
> email : vincent.lenir at rma.ac.be
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