SpongeBobaa

“Make” problem

1

[ 86%] Building CXX object LTE_fdd_enodeb/CMakeFiles/LTE_fdd_enodeb.dir/src/LTE_fdd_enb_phy.cc.o LTE_fdd_enb_radio.cc: In member function ‘LTE_FDD_ENB_ERROR_ENUM LTE_fdd_enb_radio_bladerf::setup(uint32, double, int16, int16, uint8, uint32, uint32)’: LTE_fdd_enb_radio.cc:830:52: error: invalid conversion from ‘int’ to ‘bladerf_channel_layout’ [-fpermissive] In file included...

Running problem

5

When I do `./gps-sdr-sim -e brdc3540 .14n -l 31.603202, 120.466576, 100 -b 8 -d 100` Print: Using static location mode. xyz = 5437244.4, 0.0, 3323038.3 llh = 31.603202, 0.000000, 0.0...

Signal Detection

3

The following is the signal I collected using USRP. May I ask if this is a DroneID burst signal? 

running problem

3

ubuntu 20.04 uhd 4.3.0.0 usrp b210 I tried the commond in the Readme.md . `sudo free5GRAN` and I can not run the program. The print below: C++ Version: 201703 Segmentation...

Relative Phase Offset Estimation and Correction

2

I did phase correction according to the instructions on the wiki. But I got the following results.  It looks like my channel B is not working. Is this my...

DroneID Packet duration

5

Regarding the experimental results of my DJI Mavic Air 2, I continuously monitored the spectrum for more than ten minutes and did not seem to find a suitable DroneID burst...

Multiple sources

5

I am trying to use USRP B210 as a receiver, with different antennas operating in the same frequency band L1, but with different RF front-end. I have set up a...

Time control of signal generation

1

From the update of the ephemeris, it can be seen that the ephemeris data is updated every two hours. I use a receiver to receive ephemeris data. The ephemeris time...