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Content for  TS 26.445  Word version:  17.0.0

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6  Functional description of the Decoderp. 453

6.1  LP-based Decodingp. 453

6.1.1  General LP-based decodingp. 453

6.1.2  Source Controlled VBR decodingp. 478

6.1.3  Synthesisp. 478

6.1.4  Post-processingp. 479

6.1.5  Decoding of upper band for LP-based Coding Modesp. 485

6.2  MDCT Coding mode decodingp. 521

6.2.1  General MDCT decodingp. 521

6.2.2  MDCT based TCXp. 521

6.2.3  High Quality MDCT decoder (HQ)p. 540

6.2.4  Frequency-to-time transformationp. 572

6.3  Switching coding modes in decodingp. 582

6.3.1  General descriptionp. 582

6.3.2  MDCT coding mode to CELP coding modep. 583

6.3.3  CELP coding mode to MDCT coding modep. 584

6.3.4  Internal sampling rate switchingp. 588

6.3.5  EVS primary modes and AMR-WB IOp. 590

6.3.6  Rate switchingp. 590

6.3.7  Bandwidth switchingp. 590

6.4  De-emphasisp. 594

6.5  Resampling to the output sampling frequencyp. 594

6.6  Decoding of frame erasure concealment side informationp. 594

6.7  Decoding in DTX/CNG operationp. 595

6.8  AMR-WB-interoperable modesp. 610

6.8.1  Decoding and speech synthesisp. 610

6.8.2  Resamplingp. 616

6.8.3  High frequency bandp. 616

6.8.4  CNG decodingp. 628

6.9  Common post-processingp. 629


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