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[fix](trx-vdes): tighten burst detector gating

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Raise the VDES burst thresholds and minimum burst length to cut false positives after the recent sensitivity increase.

Co-authored-by: Stan Grams <sjg@haxx.space>
Signed-off-by: Stan Grams <sjg@haxx.space>
This commit is contained in:
Stan Grams
2026-03-03 01:24:39 +01:00
parent 906db0aee2
commit c454f2218d
1 changed files with 6 additions and 6 deletions
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src/decoders/trx-vdes/src/lib.rs
+6 -6
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@@ -20,8 +20,8 @@ use num_complex::Complex;
use trx_core::decode::VdesMessage;
const VDES_SYMBOL_RATE: f32 = 76_800.0;
const MIN_BURST_MS: f32 = 0.8;
const BURST_END_MS: f32 = 0.25;
const MIN_BURST_MS: f32 = 1.5;
const BURST_END_MS: f32 = 0.35;
const MAX_BURST_MS: f32 = 45.0;
const MIN_BURST_SYMBOLS: usize = 64;
const TER_MCS1_100_BURST_SYMBOLS: usize = 1_984;
@@ -36,10 +36,10 @@ const TER_MCS1_100_SYNC_BITS: &[u8; TER_MCS1_100_SYNC_SYMBOLS] = b"1111110011010
const PI4_QPSK_DIBITS: [u8; 4] = [0b00, 0b01, 0b11, 0b10];
const MIN_SYNC_CANDIDATE_SCORE: f32 = 0.20;
const MIN_SYNC_PARSE_SCORE: f32 = 0.50;
const BURST_TRIGGER_NOISE_MULT: f32 = 1.8;
const BURST_TRIGGER_FLOOR: f32 = 1.0e-12;
const BURST_SUSTAIN_NOISE_MULT: f32 = 1.02;
const BURST_SUSTAIN_FLOOR: f32 = 1.0e-13;
const BURST_TRIGGER_NOISE_MULT: f32 = 3.0;
const BURST_TRIGGER_FLOOR: f32 = 1.0e-10;
const BURST_SUSTAIN_NOISE_MULT: f32 = 1.15;
const BURST_SUSTAIN_FLOOR: f32 = 1.0e-11;
#[derive(Debug, Clone)]
pub struct VdesDecoder {