5.3.3 Perceptual weighting

26.2903GPPAudio codec processing functionsExtended Adaptive Multi-Rate - Wideband (AMR-WB+) codecRelease 17Transcoding functionsTS

Same as 3GPP TS 26.190, using a filter of the form . Note that in case of TCX coding, quantized filter coefficients are used at the numerator, so that the filter is given by .