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| author | andreas128 <Andreas> | 2017-08-23 14:19:38 +0200 |
|---|---|---|
| committer | andreas128 <Andreas> | 2017-08-23 14:19:38 +0200 |
| commit | cedc4708cf73151c6b887198b14851c6adf8fc86 (patch) | |
| tree | 1a74084ad14a2e89f468af4f919967c60207ff6e /dpd | |
| parent | 559aec7d224afd86f1612f0c5177e508fae10665 (diff) | |
| download | dabmod-cedc4708cf73151c6b887198b14851c6adf8fc86.tar.gz dabmod-cedc4708cf73151c6b887198b14851c6adf8fc86.tar.bz2 dabmod-cedc4708cf73151c6b887198b14851c6adf8fc86.zip | |
Add coefficient nomalization
Diffstat (limited to 'dpd')
| -rwxr-xr-x | dpd/main.py | 3 | ||||
| -rw-r--r-- | dpd/src/Model.py | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/dpd/main.py b/dpd/main.py index 81e2588..4d2b93d 100755 --- a/dpd/main.py +++ b/dpd/main.py @@ -59,7 +59,8 @@ adapt = Adapt.Adapt(port_rc, coef_path) coefs = adapt.get_coefs() #model = Model.Model(coefs) model = Model.Model([2.2, 0, 0, 0, 0]) -adapt.set_txgain(84) +adapt.set_txgain(79) +adapt.set_rxgain(15+20) tx_gain = adapt.get_txgain() rx_gain = adapt.get_rxgain() diff --git a/dpd/src/Model.py b/dpd/src/Model.py index aef112c..8df3925 100644 --- a/dpd/src/Model.py +++ b/dpd/src/Model.py @@ -23,6 +23,9 @@ class Model: self.errs = [0,] def get_next_coefs(self, txframe_aligned, rxframe_aligned): + dt = datetime.datetime.now().isoformat() + txframe_aligned.tofile(logging_path + "/txframe_" + dt + ".iq") + rxframe_aligned.tofile(logging_path + "/rxframe_" + dt + ".iq") rx_abs = np.abs(rxframe_aligned) rx_A = np.vstack([rx_abs, rx_abs**3, @@ -39,6 +42,7 @@ class Model: a_delta = np.linalg.lstsq(rx_A, err)[0] new_coefs = self.coefs - 0.1 * a_delta + new_coefs = new_coefs * (self.coefs[0] / new_coefs[0]) logging.debug("a_delta {}".format(a_delta)) logging.debug("new coefs {}".format(new_coefs)) |