ClassID:

197458

G10L19/13 - CPC Classification

Classification description:

Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques; Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders Residual excited linear prediction [RELP]

Recent Application in this class:
#1
20230317089
2023-10-05

Encoding method, decoding method, encoder for performing encoding method, and decoder for performing decoding method

#2
20230267940
2023-08-24

Audio signal compression method and apparatus using deep neural network-based multilayer structure and training method thereof

#3
20220262378
2022-08-18

Audio signal encoding and decoding method using learning model, training method of learning model, and encoder and decoder that perform the methods

#4
20220157326
2022-05-19

Method of generating residual signal, and encoder and decoder performing the method

#5
20220139406
2022-05-05

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#6
20220093112
2022-03-24

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#7
20210074308
2021-03-11

Artificial intelligence based audio coding

#8
20200395024
2020-12-17

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#9
20190371349
2019-12-05

Audio coding based on audio pattern recognition

#10
20190333525
2019-10-31

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#11
20190221218
2019-07-18

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#12
20180096694
2018-04-05

Coding and decoding a sound signal by adapting coefficients transformable to linear predictive coefficients and/or adapting a code book

#13
20170365264
2017-12-21

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#14
20170365263
2017-12-21

Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal

#15
20130110506
2013-05-02

Audio encoder and decoder and methods for encoding and decoding an audio signal