MPEG unified speech and audio coding-the ISO/MPEG standard for high-efficiency audio coding of all content types

M Neuendorf, M Multrus, N Rettelbach, G Fuchs… - … Society Convention 132, 2012 - aes.org
In early 2012 the ISO/IEC JTC1/SC29/WG11 (MPEG) finalized the new MPEG-D Unified
Speech and Audio Coding standard. The new codec brings together the previously …

Speech compression

JD Gibson - Information, 2016 - mdpi.com
Speech compression is a key technology underlying digital cellular communications, VoIP,
voicemail, and voice response systems. We trace the evolution of speech coding based on …

The ISO/MPEG unified speech and audio coding standard—consistent high quality for all content types and at all bit rates

M Neuendorf, M Multrus, N Rettelbach, G Fuchs… - Journal of the Audio …, 2013 - aes.org
In early 2012 the ISO/IEC JTC1/SC29/WG11 (MPEG) finalized the new MPEG-D Unified
Speech and Audio Coding standard. The new codec brings together the previously …

Audio encoder/decoder with switching between first and second encoders/decoders using first and second framing rules

J Lecomte, P Gournay, S Bayer, M Multrus… - US Patent …, 2014 - Google Patents
An audio encoder for encoding audio samples has a first time domain aliasing introducing
encoder configured to decode audio samples in a first encoding domain and having a first …

Apparatus and method for processing an audio signal using patch border alignment

F Nagel, S Disch, S Wilde, L Villemoes… - US Patent …, 2016 - Google Patents
Apparatus for processing an audio signal to generate a bandwidth extended signal having a
high frequency part and a low frequency part using parametric data for the high frequency …

Apparatus and method for processing an input audio signal using cascaded filterbanks

L Villemoes, P Ekstrand, S Disch, F Nagel… - US Patent …, 2017 - Google Patents
An apparatus for processing an input audio signal relies on a cascade of filterbanks, the
cascade having a synthesis filterbank for synthesizing an audio intermediate signal from the …

Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a hash table …

V Subbaraman, G Fuchs, M Multrus… - US Patent …, 2014 - Google Patents
Coie LLP (57) ABSTRACT An audio decoder includes an arithmetic decoder for provid ing a
plurality of decoded spectral values on the basis of an arithmetically encoded representation …

MPEG unified speech and audio coding

S Quackenbush - IEEE MultiMedia, 2013 - ieeexplore.ieee.org
The MPEG Audio Subgroup has a rich history of accomplishments in creating music coding
technology. At higher bit rates, MPEG technology can represent arbitrary sounds, including …

Vandermonde factorization of Toeplitz matrices and applications in filtering and warping

T Bäckström - IEEE Transactions on Signal Processing, 2013 - ieeexplore.ieee.org
By deriving a factorization of Toeplitz matrices into the product of Vandermonde matrices, we
demonstrate that the Euclidean norm of a filtered signal is equivalent with the Euclidean …

Bandwidth extension method, bandwidth extension apparatus, program, integrated circuit, and audio decoding apparatus

T Ishikawa, T Norimatsu, H Zhou, KS Chong… - US Patent …, 2015 - Google Patents
To provide a bandwidth extension method which allows reduction of computation amount in
bandwidth extension and suppression of deterioration of quality in the bandwidth to be …