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TX filter coefficients for 48 kHz

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This commit is contained in:
Andy CA6JAU
2017-10-14 12:18:43 -03:00
parent e469294348
commit 551eac3140
7 changed files with 46 additions and 22 deletions
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YSFTX.cpp
+10 -4
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@@ -23,10 +23,16 @@
#include "YSFDefines.h"
// Generated using rcosdesign(0.2, 8, 5, 'sqrt') in MATLAB
static q15_t RRC_0_2_FILTER[] = {0, 0, 0, 0, 850, 219, -720, -1548, -1795, -1172, 237, 1927, 3120, 3073, 1447, -1431, -4544, -6442,
-5735, -1633, 5651, 14822, 23810, 30367, 32767, 30367, 23810, 14822, 5651, -1633, -5735, -6442,
-4544, -1431, 1447, 3073, 3120, 1927, 237, -1172, -1795, -1548, -720, 219, 850}; // numTaps = 45, L = 5
// Generated using rcosdesign(0.2, 8, 10, 'sqrt') in MATLAB
static q15_t RRC_0_2_FILTER[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 850, 592, 219, -234, -720, -1179,
-1548, -1769, -1795, -1597, -1172, -544, 237, 1092, 1927, 2637,
3120, 3286, 3073, 2454, 1447, 116, -1431, -3043, -4544, -5739,
-6442, -6483, -5735, -4121, -1633, 1669, 5651, 10118, 14822,
19484, 23810, 27520, 30367, 32156, 32767, 32156, 30367, 27520,
23810, 19484, 14822, 10118, 5651, 1669, -1633, -4121, -5735,
-6483, -6442, -5739, -4544, -3043, -1431, 116, 1447, 2454,
3073, 3286, 3120, 2637, 1927, 1092, 237, -544, -1172, -1597,
-1795, -1769, -1548, -1179, -720, -234, 219, 592, 850}; // numTaps = 90, L = 10
const uint16_t RRC_0_2_FILTER_PHASE_LEN = 9U; // phaseLength = numTaps/L
const q15_t YSF_LEVELA_HI = 1893;