Cosine-/Sine-Modulated Filter Banks

Introduction.- Cosine/sine-modulated analysis/synthesis ?lter banks.- Audio coding standards, (proprietary) audio compression algorithms and broadcasting/speech/data communication codecs.- MDCT/MDST, MLT, ELT and MCLT Filter Banks: De?nitions, General Properties and Matrix Representations.- Fast MDCT/MDST, MLT, ELT and MCLT Algorithms.- E?cient implementations of cosine-modulated pseudo-QMF and MLT (MDCT) ?lter banks in MP3.- Perfect reconstruction cosine/sine-modulated ?lter 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 ?lter banks in the MPEG-4 AAC-ELD.- Integer approximate cosine/sine-modulated ?lter banks.- Appendices.- Conclusion.

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• Hardware do computador
• Engenharia electrónica
• Processamento de sinais
• Teoria matemática da computação

Cosine-modulated Filter Banks;Fast Algorithms;International Audio Coding Standards;Lapped Orthogonal Transforms;Multi-rate Signal Processing;Polyphase Filter Banks;Transform-based Coding;information and communication, circuits