diff --git a/lib_com/stat_com.h b/lib_com/stat_com.h
index df13cd8dcc9cfce2c8781548d540d22ce89daf5a..e3f1ea03517d50726286b530fd478bcb56b68df5 100644
--- a/lib_com/stat_com.h
+++ b/lib_com/stat_com.h
@@ -461,7 +461,7 @@ typedef struct
     Word16  exp_cldfb_periodog;
 
     Word32  cngNoiseLevel[FFTCLDFBLEN];  /* Noise level applied for the CNG in each (sub)band */
-    Word16 q_cngNoiseLevel;
+    //Word16 q_cngNoiseLevel;
     Word16  cngNoiseLevelExp;
 
     int16_t seed;                     /* Seed memory (for random function) */
diff --git a/lib_dec/acelp_core_dec.c b/lib_dec/acelp_core_dec.c
index 127357e729740fbad0996b92efa5288f113c3d09..1876fa035f0bc4cc861992f0dfa65bcf6853c683 100644
--- a/lib_dec/acelp_core_dec.c
+++ b/lib_dec/acelp_core_dec.c
@@ -2034,7 +2034,7 @@ ivas_error acelp_core_dec(
                 f2me_buf(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt, st->hFdCngDec->hFdCngCom->cngNoiseLevel, &st->hFdCngDec->hFdCngCom->cngNoiseLevelExp, FFTCLDFBLEN);
 
                 // NOTE: this should be removed later.
-                st->hFdCngDec->hFdCngCom->q_cngNoiseLevel = 31 - st->hFdCngDec->hFdCngCom->cngNoiseLevelExp;
+                //st->hFdCngDec->hFdCngCom->q_cngNoiseLevel = 31 - st->hFdCngDec->hFdCngCom->cngNoiseLevelExp;
 
                 Word16 tmpBufferScale = 0;
                 generate_comfort_noise_dec_hf_ivas_fx( realBuffer_fx, imagBuffer_fx, /*realBuffer, imagBuffer,*/ &tmpBufferScale, st->hFdCngDec->hFdCngCom, st->cng_ism_flag );
diff --git a/lib_dec/dec_tcx.c b/lib_dec/dec_tcx.c
index 1bb7d96256a87160d0e7e5e0ae9e3d6b9720c47c..48097cea38b3cf80b30fc016cee997bc9464942e 100644
--- a/lib_dec/dec_tcx.c
+++ b/lib_dec/dec_tcx.c
@@ -1916,11 +1916,11 @@ void decoder_tcx_imdct(
         {
             maxim = fmaxf(maxim, fabsf(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind]));
         }
-        st->hFdCngDec->hFdCngCom->q_cngNoiseLevel = 31;
-        IF(L_abs((Word32)maxim)!=0) st->hFdCngDec->hFdCngCom->q_cngNoiseLevel = norm_l((Word32)maxim);
+        st->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 0;
+        IF(L_abs((Word32)maxim)!=0) st->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 31 - norm_l((Word32)maxim);
         FOR(Word16 ind = 0; ind < FFTCLDFBLEN; ind++)
         {
-            st->hFdCngDec->hFdCngCom->cngNoiseLevel[ind] = (Word32)(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind] * (1LL<<st->hFdCngDec->hFdCngCom->q_cngNoiseLevel));
+            st->hFdCngDec->hFdCngCom->cngNoiseLevel[ind] = (Word32)(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind] * (1LL<<(31 - st->hFdCngDec->hFdCngCom->cngNoiseLevelExp)));
         }
         st->hFdCngDec->hFdCngCom->likelihood_noisy_speech = float_to_fix16(st->hFdCngDec->hFdCngCom->likelihood_noisy_speech_flt, 15);
 
@@ -2182,24 +2182,24 @@ void decoder_tcx_imdct_fx(
                kernelType, left_rect, tcx_offset, overlap, L_frame, L_frameTCX, shr(s_max( L_frameTCX, L_spec ), 1), L_frame_glob, frame_cnt, bfi, st->hHQ_core->old_out_LB_fx, 0, st, 0, acelp_zir_fx );
     }
 
+    FOR(Word16 ind = 0; ind < L_MDCT_OVLP_MAX + L_FRAME_PLUS + L_MDCT_OVLP_MAX; ind++) {
+        xn_bufFB_fx_16[ind] = (Word16)L_shr(xn_bufFB_fx[ind], (q_x - q_win));
+    }
     IF ( NE_16(st->element_mode, EVS_MONO) )
     {
-        FOR(Word16 ind = 0; ind < L_MDCT_OVLP_MAX + L_FRAME_PLUS + L_MDCT_OVLP_MAX; ind++) {
-            xn_bufFB_fx_16[ind] = (Word16)L_shr(xn_bufFB_fx[ind], (q_x - q_win));
-        }
         IMDCT_ivas_fx( x_tmp_fx, q_x, hTcxDec->syn_OverlFB, hTcxDec->syn_Overl_TDACFB, xn_bufFB_fx_16, hTcxCfg->tcx_aldo_window_1_FB, hTcxCfg->tcx_aldo_window_1_FB_trunc, hTcxCfg->tcx_aldo_window_2_FB,
                hTcxCfg->tcx_mdct_window_halfFB, hTcxCfg->tcx_mdct_window_minimumFB, hTcxCfg->tcx_mdct_window_transFB, hTcxCfg->tcx_mdct_window_half_lengthFB, hTcxCfg->tcx_mdct_window_min_lengthFB, index,
                kernelType, left_rect, tcx_offsetFB, overlapFB, L_frameTCX, L_frameTCX, max( L_frameTCX, L_spec ) >> 1, L_frameTCX_glob, frame_cnt, bfi, st->hHQ_core->old_out_fx, 1, st, FSCALE_DENOM * L_frameTCX_glob / L_frame_glob, acelp_zir_fx );
-        FOR(Word16 ind = 0; ind < L_MDCT_OVLP_MAX + L_FRAME_PLUS + L_MDCT_OVLP_MAX; ind++) {
-            xn_bufFB_fx[ind] = L_shl(xn_bufFB_fx_16[ind], (q_x - q_win));
-        }
     }
     ELSE
     {
 
-        IMDCT_ivas_fx( x_fx, q_x, hTcxDec->syn_OverlFB, hTcxDec->syn_Overl_TDACFB, xn_buf_fx, hTcxCfg->tcx_aldo_window_1_FB,  hTcxCfg->tcx_aldo_window_1_FB_trunc, hTcxCfg->tcx_aldo_window_2_FB, hTcxCfg->tcx_mdct_window_halfFB, hTcxCfg->tcx_mdct_window_minimumFB, hTcxCfg->tcx_mdct_window_transFB, hTcxCfg->tcx_mdct_window_half_lengthFB, hTcxCfg->tcx_mdct_window_min_lengthFB, index,
+        IMDCT_ivas_fx( x_fx, q_x, hTcxDec->syn_OverlFB, hTcxDec->syn_Overl_TDACFB, xn_bufFB_fx_16, hTcxCfg->tcx_aldo_window_1_FB,  hTcxCfg->tcx_aldo_window_1_FB_trunc, hTcxCfg->tcx_aldo_window_2_FB, hTcxCfg->tcx_mdct_window_halfFB, hTcxCfg->tcx_mdct_window_minimumFB, hTcxCfg->tcx_mdct_window_transFB, hTcxCfg->tcx_mdct_window_half_lengthFB, hTcxCfg->tcx_mdct_window_min_lengthFB, index,
                kernelType, left_rect, tcx_offsetFB, overlapFB, L_frameTCX, L_frameTCX, shr( s_max( L_frameTCX, L_spec ), 1 ), L_frameTCX_glob, frame_cnt, bfi, st->hHQ_core->old_out_fx, 1, st, FSCALE_DENOM * L_frameTCX_glob / L_frame_glob, acelp_zir_fx );
     }
+    FOR(Word16 ind = 0; ind < L_MDCT_OVLP_MAX + L_FRAME_PLUS + L_MDCT_OVLP_MAX; ind++) {
+        xn_bufFB_fx[ind] = L_shl(xn_bufFB_fx_16[ind], (q_x - q_win));
+    }
 
     IF ( EQ_16(bfi, 0) )
     {
diff --git a/lib_dec/dec_tcx_fx.c b/lib_dec/dec_tcx_fx.c
index 6a7f538c3ab3a7b72182afdc8e4844c52678af48..e9d2cb686a2235d7214c3a521cd51fa885822135 100644
--- a/lib_dec/dec_tcx_fx.c
+++ b/lib_dec/dec_tcx_fx.c
@@ -3383,7 +3383,7 @@ void decoder_tcx_fx(
     {
         st->hIGFDec->infoTCXNoise[l] = (uint8_t)st->hIGFDec->infoTCXNoise_evs[l];
     }
-    me2f_buf(st->hIGFDec->virtualSpec, st->hIGFDec->virtualSpec_e, st->hIGFDec->virtualSpec_float, (N_MAX_TCX - IGF_START_MN));
+    me2f_buf(st->hIGFDec->virtualSpec, st->hIGFDec->virtualSpec_e, st->hIGFDec->virtualSpecBuf, (N_MAX_TCX - IGF_START_MN));
     me2f_buf(x_fx, x_e, x, x_len);
     // Fixed to float ends here
 #else
@@ -3403,8 +3403,122 @@ void decoder_tcx_fx(
     decoder_tcx_tns( st, L_frame_glob, L_spec, L_frame, L_frameTCX, &x[0], fUseTns, &tnsData, bfi, frame_cnt, 0 );
 #endif
 
+#ifdef IVAS_FLOAT_FIXED
+                    //
+    Word16 synth_fx[2040], synthFB_fx[2040];
+    Word16 q_x = Q11, q_win = -2;
+
+    FOR(Word16 i = 0; i < s_min(s_max(s_max(st->hIGFDec->infoIGFStopLine, s_max(L_frameTCX, L_spec)), L_frame), 1200); i++) {
+        x_fx[i] = (Word32)(x[i] * (1 << q_x));
+    }
+    FOR (Word16 ind = 0; ind < 2040; ind++) {
+        xn_buf_fx[ind] = (Word16)(xn_buf[ind] / 4.f);
+    }
+    x_e = 31 - q_x;
+    st->hIGFDec->virtualSpec_e = x_e;
+    IF ( NE_16(st->igf, 0) )
+    FOR(Word16 i = 0; i < s_min(st->hIGFDec->infoIGFStopLine - st->hIGFDec->infoIGFStartLine, 856); i++) {
+        st->hIGFDec->virtualSpec_fx[st->hIGFDec->infoIGFStartLine - IGF_START_MN + i] = (Word32)(st->hIGFDec->virtualSpec_float[st->hIGFDec->infoIGFStartLine - IGF_START_MN + i] * (1 << (31 - st->hIGFDec->virtualSpec_e)));
+    }
+
+    FOR( Word16 ind = 0; ind < 320; ind++ )
+    {
+        st->hTcxDec->syn_Overl[ind] = (Word16)(st->hTcxDec->syn_Overl_float[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 320; ind++) {
+        st->hTcxDec->syn_Overl_TDAC[ind] = (Word16)(st->hTcxDec->syn_Overl_TDAC_float[ind] / (1<<(-q_win)));
+    }
+    FOR( Word16 ind = 0; ind < 480; ind++ )
+    {
+        st->hTcxDec->syn_OverlFB[ind] = (Word16)(st->hTcxDec->syn_OverlFB_float[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 480; ind++) {
+        st->hTcxDec->syn_Overl_TDACFB[ind] = (Word16)(st->hTcxDec->syn_Overl_TDACFB_float[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 640; ind++) {
+        st->hHQ_core->old_out_LB_fx[ind] = (Word16)(st->hHQ_core->old_outLB[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 17; ind++) {
+        st->old_Aq_12_8_fx_32[ind] = (Word32)(st->old_Aq_12_8[ind] * (1<<28));
+    }
+    FOR( Word16 ind = 0; ind < M + 1; ind++ )
+    {
+        st->old_Aq_12_8_fx[ind] = (Word16) ( st->old_Aq_12_8[ind] * 4096.f );
+    }
+    FOR(Word16 ind = 0; ind < 320; ind++) {
+        st->hTcxDec->old_syn_Overl[ind] = (Word16)(st->hTcxDec->old_syn_Overl_float[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 320; ind++) {
+        st->hTcxDec->syn_Overl_TDAC[ind] = (Word16)(st->hTcxDec->syn_Overl_TDAC_float[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 480; ind++) {
+        st->hTcxDec->syn_OverlFB[ind] = (Word16)(st->hTcxDec->syn_OverlFB_float[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < 320; ind++) {
+        st->hTcxDec->syn_Overl[ind] = (Word16)(st->hTcxDec->syn_Overl_float[ind] / (1<<(-q_win)));
+    }
+    st->hTcxDec->conceal_eof_gain = (Word16)(st->hTcxDec->conceal_eof_gain_float * 16384.f);
+    st->last_concealed_gain_syn_deemph = (Word16)(st->last_concealed_gain_syn_deemph_float * 32767.f);
+    float maxim = 0;
+    IF(st->hFdCngDec && st->hFdCngDec->hFdCngCom) {
+        FOR(Word16 ind = 0; ind < FFTCLDFBLEN; ind++)
+        {
+            maxim = fmaxf(maxim, fabsf(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind]));
+        }
+        st->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 0;
+        IF(L_abs((Word32)maxim)!=0) st->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 31 - norm_l((Word32)maxim);
+        FOR(Word16 ind = 0; ind < FFTCLDFBLEN; ind++)
+        {
+            st->hFdCngDec->hFdCngCom->cngNoiseLevel[ind] = (Word32)(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind] * (1LL<<(31 - st->hFdCngDec->hFdCngCom->cngNoiseLevelExp)));
+        }
+        st->hFdCngDec->hFdCngCom->likelihood_noisy_speech = float_to_fix16(st->hFdCngDec->hFdCngCom->likelihood_noisy_speech_flt, 15);
+    }
+    FOR(Word16 ind = 0; ind < 960; ind++) {
+        st->hHQ_core->old_out_fx[ind] = (Word16)(st->hHQ_core->old_out[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < L_frame_glob; ind++) {
+        synth_fx[ind] = (Word16)(synth[ind] / (1<<(-q_win)));
+    }
+    FOR(Word16 ind = 0; ind < L_frameTCX_glob; ind++) {
+        synthFB_fx[ind] = (Word16)(synthFB[ind] / (1<<(-q_win)));
+    }
+
+    decoder_tcx_imdct_fx( st, L_frame_glob, L_frameTCX_glob, L_spec, tcx_offset, tcx_offsetFB, L_frame, L_frameTCX, left_rect, &x_fx[0], q_x, xn_buf_fx, q_win, MDCT_IV,
+                        fUseTns, &synth_fx[0], &synthFB_fx[0], bfi, frame_cnt, sba_dirac_stereo_flag );
+                    
+    IF(st->igf) me2f_buf(x_fx, x_e, x, s_max(st->hIGFDec->infoIGFStopLine, s_max(L_frameTCX, L_spec) ) );
+        
+    FOR(Word16 ind = 0; ind < 17; ind++) {
+        st->old_Aq_12_8[ind] = (float)(st->old_Aq_12_8_fx[ind]) / (float)(1<<12);
+    }
+    FOR(Word16 ind = 0; ind < 640; ind++) {
+        st->hHQ_core->old_outLB[ind] = (float)st->hHQ_core->old_out_LB_fx[ind] * (1<<(-q_win));
+    }
+    FOR(Word16 ind = 0; ind < 960; ind++) {
+        st->hHQ_core->old_out[ind] = (float)st->hHQ_core->old_out_fx[ind] * (1<<(-q_win));
+    }
+    FOR(Word16 ind = 0; ind < L_frame_glob; ind++) {
+        synth[ind] = (float)synth_fx[ind] * (1<<(-q_win));
+    }
+    FOR(Word16 ind = 0; ind < L_frameTCX_glob; ind++) {
+        synthFB[ind] = (float)synthFB_fx[ind] * (1<<(-q_win));
+    }
+    IF ( EQ_16(st->hTcxCfg->last_aldo, 0) ) FOR(Word16 ind = 0; ind < L_FRAME32k / 2; ind++) {
+        st->hTcxDec->syn_Overl_float[ind] = (float)st->hTcxDec->syn_Overl[ind] * (1<<(-q_win));
+    }
+    IF ( EQ_16(st->hTcxCfg->last_aldo, 0) ) FOR(Word16 ind = 0; ind < L_FRAME_MAX / 2; ind++) {
+        st->hTcxDec->syn_OverlFB_float[ind] = (float)st->hTcxDec->syn_OverlFB[ind] * (1<<(-q_win));
+    }
+    st->hTcxDec->tcxltp_third_last_pitch_float = fix_to_float(st->hTcxDec->tcxltp_third_last_pitch, 16);
+    st->hTcxDec->tcxltp_second_last_pitch_float = fix_to_float(st->hTcxDec->tcxltp_second_last_pitch, 16);
+    st->old_fpitch_float = fix_to_float(st->old_fpitch, 16);
+    st->old_fpitchFB_float = fix_to_float(st->old_fpitchFB, 16);
+    //
+
+#else
     decoder_tcx_imdct( st, L_frame_glob, L_frameTCX_glob, L_spec, tcx_offset, tcx_offsetFB, L_frame, L_frameTCX, left_rect, &x[0], &xn_buf[0], MDCT_IV,
                        fUseTns, &synth[0], &synthFB[0], bfi, frame_cnt, sba_dirac_stereo_flag );
+#endif
 }
 
 /*-------------------------------------------------------------------*
diff --git a/lib_dec/fd_cng_dec.c b/lib_dec/fd_cng_dec.c
index cced3bdda1b95f0b72db3d08cc2cf448c8d9a96c..a1fe9e106452fd81575bc25766181eb51256f775 100644
--- a/lib_dec/fd_cng_dec.c
+++ b/lib_dec/fd_cng_dec.c
@@ -3047,7 +3047,7 @@ void generate_masking_noise_dirac_fx(
         scale_fx = Mpy_32_32(scale_fx, Mpy_32_16_1(L_mult(h_cldfb->scale, h_cldfb->scale), CLDFB_SCALING)); //Q = q_scale + 2q -34
         q_scale = sub(add(q_scale, i_mult(2, h_cldfb->q_scale)), 34);
         ptr_level_fx = hFdCngCom->cngNoiseLevel + hFdCngCom->stopFFTbin - hFdCngCom->startBand;
-        q_ptr_level = hFdCngCom->q_cngNoiseLevel;
+        q_ptr_level = 31 - hFdCngCom->cngNoiseLevelExp;
         move16();
 
         FOR ( i = hFdCngCom->numCoreBands; i < hFdCngCom->regularStopBand; i++ )
diff --git a/lib_dec/igf_dec.c b/lib_dec/igf_dec.c
index 6aa3b40e24c3fd08711bd5fa073fc09abb8e728a..0e465c6cb669232b13765fb587036ae1d88d95c4 100644
--- a/lib_dec/igf_dec.c
+++ b/lib_dec/igf_dec.c
@@ -1573,7 +1573,7 @@ void IGFDecRestoreTCX10SubFrameData_flt(
     hIGFDec->infoTCXNoise = &hIGFDec->infoTCXNoiseBuf[subFrameIdx * ( IGF_START_MX ) / 2];
     hIGFDec->virtualSpec_float = &hIGFDec->virtualSpecBuf[subFrameIdx * ( N_MAX_TCX - IGF_START_MN ) / 2];
 #ifdef IVAS_FLOAT_FIXED
-    hIGFDec->virtualSpec_fx = &hIGFDec->virtualSpec[0];
+    hIGFDec->virtualSpec_fx = &hIGFDec->virtualSpec[subFrameIdx * ( N_MAX_TCX - IGF_START_MN ) / 2];
 #endif
     hIGFDec->igfData.pSpecFlat_float = &hIGFDec->igfData.pSpecFlatBuf[subFrameIdx * IGF_START_MX / 2];
 #ifdef IVAS_FLOAT_FIXED
diff --git a/lib_dec/ivas_mdct_core_dec.c b/lib_dec/ivas_mdct_core_dec.c
index b5be4ff616ff137b698e402fa224839dd8ba4c7e..88cd10fd131bd0b76c712293b3f66e53a8a78587 100644
--- a/lib_dec/ivas_mdct_core_dec.c
+++ b/lib_dec/ivas_mdct_core_dec.c
@@ -1475,8 +1475,6 @@ void ivas_mdct_core_reconstruct(
                                 maxim = fmaxf(maxim, fabsf(st->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind]));
                             }
                             st->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 0;
-                            st->hFdCngDec->hFdCngCom->q_cngNoiseLevel = 31;
-                            IF(L_abs((Word32)maxim)!=0) st->hFdCngDec->hFdCngCom->q_cngNoiseLevel = norm_l((Word32)maxim);
                             IF(L_abs((Word32)maxim)!=0) st->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 31 - norm_l((Word32)maxim);
                             FOR(Word16 ind = 0; ind < FFTCLDFBLEN; ind++)
                             {
diff --git a/lib_dec/ivas_tcx_core_dec.c b/lib_dec/ivas_tcx_core_dec.c
index e634e0b786083d4cff26f5b15af030859a43de07..af0dd4a2e68101763dfcfacc325d1cc1c0746590 100644
--- a/lib_dec/ivas_tcx_core_dec.c
+++ b/lib_dec/ivas_tcx_core_dec.c
@@ -1812,6 +1812,9 @@ static void dec_prm_tcx_ivas_fx(
             IF ( st->hIGFDec )
             {
                 st->hIGFDec->virtualSpec_float = &st->hIGFDec->virtualSpecBuf[0];
+#ifdef IVAS_FLOAT_FIXED
+                st->hIGFDec->virtualSpec_fx = &st->hIGFDec->virtualSpec[0];
+#endif
                 st->hIGFDec->igfData.pSpecFlat_float = &st->hIGFDec->igfData.pSpecFlatBuf[0];
                 st->hIGFDec->igfData.igfInfo.nfSeed = &st->hIGFDec->igfData.igfInfo.nfSeedBuf[0];
             }
diff --git a/lib_rend/ivas_dirac_dec_binaural_functions.c b/lib_rend/ivas_dirac_dec_binaural_functions.c
index dd558b22c494ec9382617e29b29d2a69084a1528..0854e6ab47c976b159662eb10e3d66ab761c2005 100644
--- a/lib_rend/ivas_dirac_dec_binaural_functions.c
+++ b/lib_rend/ivas_dirac_dec_binaural_functions.c
@@ -885,12 +885,12 @@ static void ivas_dirac_dec_binaural_internal(
         maxim = fmax(maxim, fabs(st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind]));
     }
     IF(st_ivas->hSCE[0] && st_ivas->hSCE[0]->hCoreCoder[0])
-    st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->q_cngNoiseLevel = 31;
-    IF(st_ivas->hSCE[0] && st_ivas->hSCE[0]->hCoreCoder[0] && L_abs((Word32)maxim)!=0) st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->q_cngNoiseLevel = norm_l((Word32)maxim);
+    st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 0;
+    IF(st_ivas->hSCE[0] && st_ivas->hSCE[0]->hCoreCoder[0] && L_abs((Word32)maxim)!=0) st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevelExp = 31 - norm_l((Word32)maxim);
     IF(st_ivas->hSCE[0] && st_ivas->hSCE[0]->hCoreCoder[0])
     FOR(Word16 ind = 0; ind < FFTCLDFBLEN; ind++)
     {
-        st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevel[ind] = (Word32)(st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind] * (1<<st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->q_cngNoiseLevel));
+        st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevel[ind] = (Word32)(st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevel_flt[ind] * (1<<(31 - st_ivas->hSCE[0]->hCoreCoder[0]->hFdCngDec->hFdCngCom->cngNoiseLevelExp)));
     }
     Word16 q_cldfb[6][CLDFB_SLOTS_PER_SUBFRAME];
     FOR(Word16 ind = 0; ind < 6; ind++)