High quality audio coding using a novel hybrid WLP-subband coding algorithm
Yu Rongshan, Ko Chi Chung
Abstract
Yu Rongshan, Ko Chi Chung
Abstract
A high quality audio coding scheme based on a novel hybrid algorithm combining warped linear prediction (WLP) and subband coding is proposed. The proposed codec is capable of providing a high quality audio output at a low bit-rate. Subjective tests have shown that the proposed codec is able to provide a performance comparable to that of the MPEG audio layer II while operating at a lower bit-rate.
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A high quality audio coding scheme based on a novel hybrid algorithm combining warped linear prediction (WLP) and subband coding is proposed. The proposed codec is capable of providing a high quality audio output at a low bit-rate. Subjective tests have shown that the proposed codec is able to provide a performance comparable to that of the MPEG audio layer II while operating at a lower bit-rate.
Key concepts: Codec, Adaptive Multi-Rate audio codec, Computer science, Speech coding, Sub-band coding, Coding (social sciences), Bit rate, Harmonic Vector Excitation Coding