The present invention pertains to an encoding device and method, a decoding device and
method, and to a program, with which sound of an appropriate volume level can be obtained …

(57) ABSTRACT A method, system, and computer program product for pro cessing an
encoded audio signal is described. In one exem plary embodiment, the system receives an …

The present invention teaches a new audio coding system that can code both general audio
and speech signals well at low bit rates. A proposed audio coding system comprises linear …

The present invention relates to a frequency band extending device and method, an
encoding device and method, a decoding device and method, and a program, whereby …

An audio signal encoding and decoding method, an audio signal encoding and decoding
apparatus, a transmitter, a receiver, and a communications system, which can improve …

The present invention relates to a signal processing apparatus and a signal processing
method, an encoder and an encoding method, a decoder and a decoding method, and a …

A method, system, and computer program product for processing an encoded audio signal is
described. In one exemplary embodiment, the system receives an encoded low-frequency …

US9679580B2 - Signal processing apparatus and signal processing method, encoder and
encoding method, decoder and decoding method, and program - Google Patents …

Described is an encoder (50) for encoding a parametric spec tral representation (f) of auto-
regressive coefficients that par tially represent an audio signal. The encoder includes a low …

A method includes filtering, at a speech encoder, an audio signal into a first group of sub-
bands within a first frequency range and a second group of sub-bands within a second …