Cosine-/Sine-Modulated Filter Banks: General Properties, Fast Algorithms and Integer Approximations

Introduction.- Cosine/sine-modulated analysis/synthesis filter banks.- Audio coding standards, (proprietary) audio compression algorithms and broadcasting/speech/data communication codecs.- MDCT/MDST, MLT, ELT and MCLT Filter Banks: Definitions, General Properties and Matrix Representations.- Fast MDCT/MDST, MLT, ELT and MCLT Algorithms.- E cient implementations of cosine-modulated pseudo-QMF and MLT (MDCT) filter banks in MP3.- Perfect reconstruction cosine/sine-modulated filter banks in the Dolby Digital (Plus) AC-3 audio coding standards.- Spectral Band Replication Compression Technology: E cient Implementations of Complex Exponential- and Cosine-modulated QMF Banks.- E cient implementations of perfect reconstruction low delay cosine-modulated filter banks in the MPEG-4 AAC-ELD.- Integer approximate cosine/sine-modulated filter banks.- Appendices.- Conclusion.