Wykres commitów

113 Commity (8dcad401183149bb9f2204507d70f70cae1080e7)

Autor SHA1 Wiadomość Data
David Protzman 6cd3df3d64 No need to worry about special demod logic for Octave anymore
The demodulation is done manually by checking the quadrant
2022-04-13 21:22:21 -04:00
David Protzman 0796033f82 Merge branch 'main' of github.com:proto17/dji_droneid into main 2022-04-12 21:19:07 -04:00
David Protzman 3182902b8a Added comments and error checking to read_complex_floats.m 2022-04-12 21:18:50 -04:00
proto17 cfa4fff4d5
Update README.md 2022-04-10 11:48:30 -04:00
David Protzman 0dc840945d Added function for plotting FFTs 2022-04-10 11:43:16 -04:00
David Protzman 58ef6b2a94 Figured out the issue with descrambling
This will need to be updated as it currently only supports descrambling of the first symbol
2022-04-10 11:40:14 -04:00
David Protzman ec98000a37 Now showing 128 bits of descrambled data 2022-04-10 11:39:26 -04:00
David Protzman 7d61dd22ca Now adjusting for 45 degree phase offset 2022-04-10 11:38:00 -04:00
David Protzman 3f692e7a85 Adjusting for phase offset based on the ZC correlation 2022-04-10 11:37:13 -04:00
David Protzman bf919f8b41 Merge branch 'main' of github.com:proto17/dji_droneid into main 2022-04-09 19:23:55 -04:00
David Protzman c718fcc61a Added script to find sample offsets of ZC sequences (MATLAB only ATM) 2022-04-09 19:23:48 -04:00
proto17 6a559615c9
Update README.md 2022-04-09 18:13:00 -04:00
proto17 e79d756a63
Update README.md 2022-04-09 18:04:16 -04:00
proto17 cbb11b8ed4
Update README.md 2022-04-09 18:01:01 -04:00
proto17 cf29f5da1d
Update README.md 2022-04-09 00:41:55 -04:00
David Protzman 50c1ca8a50 No longer relying on the MATLAB zadoffChuSeq function
This is to maintain support for Octave
2022-04-09 00:00:11 -04:00
David Protzman 853347073c Removed interpolation and now use generated ZC sequence 2022-04-08 23:45:03 -04:00
David Protzman 01d6e70bfe Fixed comment about freq offset of recording 2022-04-08 23:44:21 -04:00
David Protzman 9f85c69cb0 Added function to create the ZC sequence for symbols 4 and 6 2022-04-08 23:43:54 -04:00
David Protzman fe75fa8792 Added script that brute forces the ZC sequence root 2022-04-08 19:15:19 -04:00
David Protzman b852b698c0 Added logic to write out the freq domain of each zc sequence to disk 2022-04-08 19:09:37 -04:00
David Protzman c958eaf7ef Added warning for Octave users 2022-04-08 17:50:57 -04:00
David Protzman 75cf636631 Changed to a new collect 2022-04-08 17:49:17 -04:00
David Protzman 7e2eb58359 Added logic to attempt to brute force the descrambler
Doesn't seem to be working, but committing for historical purposes
2022-04-08 16:03:03 -04:00
David Protzman fd63e285af Disabled automatic CFO detection
This logic is flawed and is being worked on
2022-04-08 16:02:24 -04:00
David Protzman 53c8f27ebe Added plot for the frequency shifted input 2022-04-08 16:00:30 -04:00
David Protzman 9702bb5c5c Merge branch 'main' of github.com:proto17/dji_droneid into main 2022-04-08 15:58:34 -04:00
David Protzman 8f1c18ba2f Added scrambler sequence script
This is from https://www.sharetechnote.com/html/Handbook_LTE_PseudoRandomSequence.html
2022-04-08 15:56:34 -04:00
proto17 20bfad89c2
Update README.md 2022-04-07 23:41:23 -04:00
proto17 c2226ed1ef
Update README.md 2022-04-07 23:39:21 -04:00
proto17 154d8963ac
Update links.md 2022-04-07 23:38:24 -04:00
proto17 c5f7dcf5c5
Update links.md 2022-04-07 23:03:31 -04:00
proto17 e4a921e094
Create links.md 2022-04-07 23:03:16 -04:00
proto17 865a0113ad
Update README.md 2022-04-07 22:58:43 -04:00
proto17 0ad468f4ff
Update README.md 2022-04-07 22:58:11 -04:00
proto17 940ce14595
Update README.md 2022-04-07 22:53:28 -04:00
David Protzman e2932fdf2b Merge remote-tracking branch 'origin/main' into main 2022-04-07 16:39:21 -04:00
David Protzman a13d9d9fa5 Added section for descrambling 2022-04-07 16:27:19 -04:00
David Protzman e788f0a678 Now have bits 2022-04-07 16:27:06 -04:00
David Protzman 6da609de33 Updated screenshot 2022-04-07 16:03:07 -04:00
David Protzman 046e92daca Removed terminal output in CFO estimator 2022-04-07 15:59:45 -04:00
David Protzman 28e5baab97 Now plotting the cyclic prefix estimations 2022-04-07 15:59:30 -04:00
David Protzman 27320ea588 Added data carrier extraction 2022-04-07 15:59:02 -04:00
David Protzman 03470af0b4 Added comments 2022-04-07 15:42:03 -04:00
David Protzman 0b0428434a Added warning about the strange CFO estimate constant 2022-04-07 15:41:47 -04:00
David Protzman f06aac45e6 Merge branch 'main' of github.com:proto17/dji_droneid into main 2022-04-07 15:35:24 -04:00
David Protzman e258c9fc8a Moved the plotting of symbol boundaries out to its own function 2022-04-07 15:32:00 -04:00
proto17 438e788870
Update README.md 2022-04-07 15:04:50 -04:00
David Protzman 3d22b84d13 Merge branch 'main' of github.com:proto17/dji_droneid into main 2022-04-07 15:03:25 -04:00
David Protzman 702c0b2309 Added screenshot of Octave output 2022-04-07 15:03:12 -04:00