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Title
Analysis Filterbank, Synthesis Filterbank, Encoder, Decoder, Mixer and Conferencing System
Date Issued
2008
Author(s)
Grill, B.
Schnell, M.
Geiger, R.
Schuller, B.
Patent No
20060862032
Abstract
An embodiment of an analysis filterbank for filtering a plurality of time domain input frames, wherein an input frame comprises a number of ordered input samples, comprises a windower configured to generating a plurality of windowed frames, wherein a windowed frame comprises a plurality of windowed samples, wherein the windower is configured to process the plurality of input frames in an overlapping manner using a sample advance value, wherein the sample advance value is less than the number of ordered input samples of an input frame divided by two, and a time/frequency converter configured to providing an output frame comprising a number of output values, wherein an output frame is a spectral representation of a windowed frame.
Language
en
Patenprio
US 20060862032 P: 20061018