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annotate newaec/README @ 10:7ad65d870b2f

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fir-coeffs/pirelli: FIR coeff sets extracted from Pirelli DP-L10
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 02 Aug 2021 18:21:55 +0000
parents b777b03fa84c
children
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b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 As of 2021-07-29, our FC Tourmaline firmware has L1_NEW_AEC enabled. As a
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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2 result of this change, auw 12 command (sent via fc-tmsh) takes 12 data number
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 arguments instead of 5, and the full capabilities of the AEC block in the DSP
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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4 can be exercised.
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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5
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 The 3 little one-line files given in this directory (aec-disable,
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 pirelli-handheld and pirelli-handfree) contain fc-tmsh auw 12 invokations with
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 different numbers, intended for manual experimentation with our new AEC - run,
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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9 for example, sh pirelli-handfree. The 3 AEC configurations are:
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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10
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 * aec-disable is the default disabled state of the AEC block - the initial state
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 of your FCDEV3B/Caramel2/etc board if you do nothing.
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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13
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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14 * pirelli-handheld is the AEC configuration extracted from Pirelli's firmware,
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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15 used in the handheld mode.
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 * pirelli-handfree is the AEC configuration extracted from Pirelli's firmware,
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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18 used in the hands-free loudspeaker mode.
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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19
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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20 Applying pirelli-handfree AEC config to an FCDEV3B setup with the "official"
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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21 FreeCalypso HQ loudspeaker and microphone produces noticeable improvement in
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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22 voice call quality, as perceived by the person on the far end of the call: the
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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23 delayed acoustic echo goes away, and the tester reported that my voice sounded
b777b03fa84c newaec: some fc-tmsh auw 12 invokations for manual experimentation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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24 better too.