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srsLTE
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440 Commits

Author SHA1 Message Date
Xavier Arteaga d375e305ec Initial NR DMRS for PDSCH 2020-09-25 11:28:04 +02:00
Ismael Gomez 76bfc78147
Fix issues with Sounding-RS (#1761) 
* Fix deadlock caused by update_measurements calling in_sync

* Fix overlapping SRS condition

* Do not use shortened PUSCH in transmissions and retx from RAR

* Revert "Fix deadlock caused by update_measurements calling in_sync"

This reverts commit f58c8c8c766f8f95baa3a3bf8287d8e25b2057ba.
 2020-09-24 22:25:24 +02:00
Ismael Gomez b94d24ed98
Take into account CRS from neigbhour cells when measuring interference (#1757) 
* Take into account CRS from neigbhour cells when measuring interference

* fix std::isnormal compilation

* Fixed compilation of test

* Address comments

* Remove unused overrides
 2020-09-23 21:46:03 +02:00
Xavier Arteaga ede58319ae Vector: added conjugate complex float to short 2020-09-23 09:06:03 +02:00
Xavier Arteaga c20d4ff5cc Added ringbuffer zerocopy a timeout 2020-09-23 09:06:03 +02:00
faluco b892da0294 - Calculate the FFT of the PRACH on demand. 
- Fixed a PRACH test that was failing with ASAN.
 2020-09-21 09:50:20 +02:00
Xavier Arteaga 44c2412be2 SRSUE: silent PUSCH encoding error by dropping invalid grant 2020-09-17 22:39:56 +02:00
yagoda b5a8d82058 -adding more prach tests to make test, removing some variables from stack 
-PRACH time offset to TA unit conversion
 2020-09-07 14:56:12 +01:00
yagoda 59082770d3 moving some arrays to the heap, fixing formatting, setting dft norm 2020-09-07 14:56:12 +01:00
yagoda f6ea431555 -adopting new PRACH equalization approach for successive cancellation 
-adding frequency domain time offset detection
-adding to testing of PRACH
 2020-09-07 14:56:12 +01:00
yagoda ec7873e7cc refactoring PRACH, adding phase correction to successive cancellation 2020-09-07 14:56:12 +01:00
yagoda 4d8888aae6 - adding simple successive cancellation to PRACH detection 
- adding testing for same and for offset detection
 2020-09-07 14:56:12 +01:00
Ismael Gomez 54eed11e1d Refactor decision for extended CSI/SRS 2020-09-03 10:45:06 +02:00
Ismael Gomez c9daf1f61a Make const args 2020-09-03 10:45:06 +02:00
Ismael Gomez e2154d2213 Renamed constants to SRSLTE and use SRSLTE_CFI macros 2020-09-03 10:45:06 +02:00
Ismael Gomez 51521ad8e4 Improved PDCCH blind search and fixed a few issues with ambiguous DCI size with Release 10 2020-09-03 10:45:06 +02:00
Xavier Arteaga 3aec23f7d8 SRSENB: calculate TA from PUCCH messages 2020-08-27 09:31:05 +02:00
Ismael Gomez a4835dd2c8
More accurate MCS reduction when PUSCH carries UCI (#1630) 2020-08-25 22:30:35 +02:00
Xavier Arteaga 029f36b449 srsLTE: added efficient integer resampler and srsue/srsenb integration 2020-08-25 16:19:52 +02:00
Xavier Arteaga 0e96ef3df0 Channel emulator takes SNR as input parameter 2020-08-24 10:46:11 +02:00
Xavier Arteaga fda1d040e7 SRSENB: implement PUSCH threshold for UCI bits 2020-07-27 16:44:15 +02:00
Xavier Arteaga 729986f259 srsLTE: Added PUCCH format 3 valid correlation 2020-07-15 07:34:14 +02:00
Ismael Gomez 874e614970 Increase PUCCH detection threshold to avoid false alarms 2020-06-25 22:57:31 +02:00
Ismael Gomez 29e126a583
Add per-channel TX gain (#1450) 
* Change type of rf_set_gain() to avoid unambiguous return with negative gains

* Add per-channel TX gain
 2020-06-19 11:00:12 +02:00
Francisco Paisana 64e8f5e3ed update license year 2020-06-18 12:41:54 +01:00
Xavier Arteaga 89b24b54e5 Refactored radio class for acommodating multiple RF devices 2020-06-16 11:00:51 +02:00
Xavier Arteaga 039f2164a6 Initial Sounding Reference Signals implementation 2020-06-08 09:33:51 +02:00
Ismael Gomez 84b84eaad6 Move search_in_common variable 2020-06-03 17:23:42 +02:00
Ismael Gomez 9b634b8d2a Search DCI in UE space before common to avoid DCI size ambiguity. Fixes #1398 2020-06-03 17:23:42 +02:00
faluco cf5b321fb5 Replace magic numbers with macro constants. 
Adjust comments to refer to these macros.
 2020-05-28 11:27:15 +02:00
faluco 9484db8a90 Added header comments to srslte_sfidx_tdd_nof_X family of functions. 
Fixed a comment referring to an older TS release.
Remove elses after returns.
 2020-05-28 11:27:15 +02:00
faluco 8c59606d6f Add comment header to srslte_sfidx_tdd_type. 
Remove else after return.
 2020-05-28 11:27:15 +02:00
faluco 7354f49fe5 Added explanatory comments to TDD phy structs and enums. 2020-05-28 11:27:15 +02:00
Xavier Arteaga 20db13abc7 SRSUE: fix condition number calculation 2020-05-19 22:31:56 +02:00
faluco 3fa5926cd5 Fix SIMD neg operation which was inverted. 
Re-enable -Werror.
 2020-05-08 21:17:05 +02:00
faluco c39ea2f583 Adjust possible type mismatch. 2020-05-08 21:17:05 +02:00
Andre Puschmann 189685b6f5 demod_soft: fix clang warning in demod NEON code 
Try to bring back compilation.
Disable temporarily Werror.

Re-enable two simd functions.
 2020-05-08 21:17:05 +02:00
Andre Puschmann f67524707d neon: add srslte_simd_b_neg() 
clang complained about an uinit var that is returned and it turned
out that we don't even implement that function in NEON.

I've found a nice MIT-licensed header that was easy to integrate.
 2020-05-08 21:17:05 +02:00
Andre Puschmann 28c98280d7 ue_dl_nbiot: convert macro to access SF contents into member var 
also use srslte_vec_cf_cp() helper functions
 2020-05-07 19:53:10 +02:00
Andre Puschmann 9648e47eb6 ue_cell_search_nbiot: fix potential out-of-bounds access 
we've used a macro that can return -1 as access index
for an array. this has now been converted in a member
that is initialized and checked during init
 2020-05-07 19:53:10 +02:00
Andre Puschmann 7aeddfd186 fix potential error where return value -1 is used for loop termination 2020-05-07 19:53:10 +02:00
faluco 7ff251f112 - Fixed warnings caught by Clang 9.0.0 2020-05-07 10:10:24 +02:00
Xavier Arteaga 2d39c7261c renamed vector copy prefix from to 2020-04-30 13:43:17 +02:00
Andre Puschmann 9d529ba0d5 fix compilation on arm, add missing declaration and headers 2020-04-30 13:37:49 +02:00
Xavier Arteaga e15c49c5a5 Fix EVM hard-decision performance 2020-04-29 21:11:30 +02:00
Andre Puschmann 68a1868c33 npdsch_{ue,enodeb}: few more LGTM fixes 2020-04-29 18:56:46 +02:00
Ismael Gomez c0054140e9 Configure properly PUCCH CS mode for CA in ConnectionReconfiguration. Allocate n_pucch_cs resource and cqi/sr at rrc::ue constructor 2020-04-29 10:11:43 +01:00
Xavier Arteaga 9d0a3268e8 Added DL channel estimator algorithm options 2020-04-28 17:26:01 +02:00
Xavier Arteaga 355b2ed7e1 Wiener: fixed more issues 2020-04-28 17:26:01 +02:00
Xavier Arteaga 4b6691a630 DL Wiener: Fixed phy common header missing 2020-04-28 17:26:01 +02:00