Vocoders using multiple modes

Industry

CPC
G10L19/18

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G10Musical instruments G10LSPEECH ANALYSIS OR SYNTHESIS SPEECH RECOGNITION SPEECH OR VOICE PROCESSING SPEECH OR AUDIO CODING OR DECODING G10L19/00Speech or audio signal analysis-synthesis techniques for redundancy reduction

Current Industry

G10L19/18Vocoders using multiple modes

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method, apparatus, and system for processing audio data
- Patent number 12,100,406
- Issue date Sep 24, 2024
- Huawei Technologies Co., Ltd.
- Zhe Wang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio encoder and decoder using a frequency domain processor with f...
- Patent number 12,080,310
- Issue date Sep 3, 2024
- Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Sascha Disch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Concept for coding mode switching compensation
- Patent number 12,067,996
- Issue date Aug 20, 2024
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Martin Dietz
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Methods and devices for generating or decoding a bitstream comprisi...
- Patent number 12,020,718
- Issue date Jun 25, 2024
- Dolby International AB
- Stefan Bruhn
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Concept for audio encoding and decoding for audio channels and audi...
- Patent number 11,984,131
- Issue date May 14, 2024
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Alexander Adami
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Encoder, decoder and methods for encoding and decoding data segment...
- Patent number 11,961,530
- Issue date Apr 16, 2024
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Ralf Geiger
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio encoder and decoder using a frequency domain processor with f...
- Patent number 11,929,084
- Issue date Mar 12, 2024
- Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Sascha Disch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Unified speech/audio codec (USAC) processing windows sequence based...
- Patent number 11,922,962
- Issue date Mar 5, 2024
- Electronics and Telecommunications Research Institute
- Seungkwon Beack
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio encoder and decoder using a frequency domain processor, a tim...
- Patent number 11,915,712
- Issue date Feb 27, 2024
- Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Sascha Disch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Integration of high frequency reconstruction techniques with reduce...
- Patent number 11,908,486
- Issue date Feb 20, 2024
- DOLBY INTERNATIONAL AB
- Kristofer Kjoerling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Alias cancelling during audio coding mode transitions
- Patent number RE49813
- Issue date Jan 23, 2024
- Dolby Laboratories Licensing Corporation
- Hyen-O Oh
Information Patent Grant
Decoder for decoding an encoded audio signal and encoder for encodi...
- Patent number 11,854,559
- Issue date Dec 26, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Christian Helmrich
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Concept for switching of sampling rates at audio processing devices
- Patent number 11,830,511
- Issue date Nov 28, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Stefan Doehla
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Integration of high frequency reconstruction techniques with reduce...
- Patent number 11,830,509
- Issue date Nov 28, 2023
- DOLBY INTERNATIONAL AB
- Kristofer Kjoerling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Integration of high frequency reconstruction techniques with reduce...
- Patent number 11,823,694
- Issue date Nov 21, 2023
- DOLBY INTERNATIONAL AB
- Kristofer Kjoerling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Integration of high frequency reconstruction techniques with reduce...
- Patent number 11,823,695
- Issue date Nov 21, 2023
- DOLBY INTERNATIONAL AB
- Kristofer Kjoerling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Integration of high frequency reconstruction techniques with reduce...
- Patent number 11,823,696
- Issue date Nov 21, 2023
- DOLBY INTERNATIONAL AB
- Kristofer Kjoerling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Low bitrate audio encoding/decoding scheme having cascaded switches
- Patent number 11,823,690
- Issue date Nov 21, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Bernhard Grill
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
MDCT-based complex prediction stereo coding
- Patent number 11,810,582
- Issue date Nov 7, 2023
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio encoder for encoding a multichannel signal and audio decoder...
- Patent number 11,741,973
- Issue date Aug 29, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Sascha Disch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Vector quantizer
- Patent number 11,741,977
- Issue date Aug 29, 2023
- Telefonaktiebolaget L M Ericsson (Publ)
- Volodya Grancharov
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method, apparatus, and system for processing audio data
- Patent number 11,727,946
- Issue date Aug 15, 2023
- Huawei Technologies Co., Ltd.
- Zhe Wang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound quality detection method and device for homologous audio and...
- Patent number 11,721,350
- Issue date Aug 8, 2023
- TENCENT MUSIC ENTERTAINMENT TECHNOLOGY (SHENZHEN) CO., LTD.
- Dong Xu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speech model parameter estimation and quantization
- Patent number 11,715,477
- Issue date Aug 1, 2023
- Digital Voice Systems, Inc.
- Daniel W. Griffin
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System for maintaining reversible dynamic range control information...
- Patent number 11,708,741
- Issue date Jul 25, 2023
- Dolby Laboratories Licensing Corporation
- Jeffrey Riedmiller
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Methods and devices for encoding and/or decoding immersive audio si...
- Patent number 11,699,451
- Issue date Jul 11, 2023
- Dolby Laboratories Licensing Corporation
- David S. McGrath
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Multi-band noise gate
- Patent number 11,688,409
- Issue date Jun 27, 2023
- GoPro, Inc.
- Joyce Gorny
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio decoding device and method with decoding branches for decodin...
- Patent number 11,682,404
- Issue date Jun 20, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Bernhard Grill
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for high frequency decoding for bandwidth exte...
- Patent number 11,676,614
- Issue date Jun 13, 2023
- Samsung Electronics Co., Ltd.
- Ki-hyun Choo
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio decoding device and method with decoding branches for decodin...
- Patent number 11,676,611
- Issue date Jun 13, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Bernhard Grill
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND DEVICES FOR GENERATING OR DECODING A BITSTREAM COMPRISI...
- Publication number 20240347069
- Publication date Oct 17, 2024
- Dolby Laboratories Licensing Corporation
- Stefan BRUHN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
UNIFIED SPEECH/AUDIO CODEC (USAC) PROCESSING WINDOWS SEQUENCE BASED...
- Publication number 20240212698
- Publication date Jun 27, 2024
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Seungkwon BEACK
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...
- Publication number 20240161763
- Publication date May 16, 2024
- DOLBY INTERNATIONAL AB
- Kristofer KJOERLING
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
MDCT-BASED COMPLEX PREDICTION STEREO CODING
- Publication number 20240144940
- Publication date May 2, 2024
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...
- Publication number 20240127829
- Publication date Apr 18, 2024
- DOLBY INTERNATIONAL AB
- Heiko PURNHAGEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Decoder for Decoding an Encoded Audio Signal and Encoder for Encodi...
- Publication number 20240096336
- Publication date Mar 21, 2024
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Christian HELMRICH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SYSTEM FOR MAINTAINING REVERSIBLE DYNAMIC RANGE CONTROL INFORMATION...
- Publication number 20240018844
- Publication date Jan 18, 2024
- Dolby Laboratories Licensing Corporation
- Jeffrey RIEDMILLER
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
METHODS AND DEVICES FOR ENCODING AND/OR DECODING IMMERSIVE AUDIO SI...
- Publication number 20240005933
- Publication date Jan 4, 2024
- Dolby Laboratories Licensing Corporation
- David S. MCGRATH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES
- Publication number 20230402045
- Publication date Dec 14, 2023
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Bernhard GRILL
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR WITH F...
- Publication number 20230402046
- Publication date Dec 14, 2023
- Sascha DISCH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR , A TI...
- Publication number 20230386485
- Publication date Nov 30, 2023
- Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
- Sascha Disch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method, Apparatus, and System for Processing Audio Data
- Publication number 20230352035
- Publication date Nov 2, 2023
- Huawei Technologies Co., Ltd
- Zhe Wang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
CONCEPT FOR CODING MODE SWITCHING COMPENSATION
- Publication number 20230206931
- Publication date Jun 29, 2023
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Martin DIETZ
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...
- Publication number 20230206934
- Publication date Jun 29, 2023
- DOLBY INTERNATIONAL AB
- Kristofer KJOERLING
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...
- Publication number 20230206935
- Publication date Jun 29, 2023
- DOLBY INTERNATIONAL AB
- Kristofer KJOERLING
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...
- Publication number 20230206932
- Publication date Jun 29, 2023
- DOLBY INTERNATIONAL AB
- Kristofer KJOERLING
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...
- Publication number 20230206933
- Publication date Jun 29, 2023
- DOLBY INTERNATIONAL AB
- Kristofer KJOERLING
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
METHODS AND APPARATUS FOR UNIFIED SPEECH AND AUDIO DECODING IMPROVE...
- Publication number 20230186928
- Publication date Jun 15, 2023
- DOLBY INTERNATIONAL AB
- Michael Franz BEER
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...
- Publication number 20230162748
- Publication date May 25, 2023
- DOLBY INTERNATIONAL AB
- Kristofer KJOERLING
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ENCODER, DECODER AND METHODS FOR ENCODING AND DECODING DATA SEGMENT...
- Publication number 20230154475
- Publication date May 18, 2023
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Ralf GEIGER
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR WITH F...
- Publication number 20230154476
- Publication date May 18, 2023
- Sascha DISCH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
CONCEPT FOR SWITCHING OF SAMPLING RATES AT AUDIO PROCESSING DEVICES
- Publication number 20230022258
- Publication date Jan 26, 2023
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Stefan DOEHLA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES
- Publication number 20230011987
- Publication date Jan 12, 2023
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Bernhard GRILL
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES
- Publication number 20230011775
- Publication date Jan 12, 2023
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Bernhard GRILL
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES
- Publication number 20230009374
- Publication date Jan 12, 2023
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Froschung e.V.
- Bernhard GRILL
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
UNIFIED SPEECH/AUDIO CODEC (USAC) PROCESSING WINDOWS SEQUENCE BASED...
- Publication number 20220406321
- Publication date Dec 22, 2022
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Seungkwon BEACK
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SELECTABLE LINEAR PREDICTIVE OR TRANSFORM CODING MODES WITH ADVANCE...
- Publication number 20220246155
- Publication date Aug 4, 2022
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Decoder for Decoding an Encoded Audio Signal and Encoder for Encodi...
- Publication number 20220238125
- Publication date Jul 28, 2022
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Christian HELMRICH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
MDCT-BASED COMPLEX PREDICTION STEREO CODING
- Publication number 20220180876
- Publication date Jun 9, 2022
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
AUDIO ENCODER FOR ENCODING A MULTICHANNEL SIGNAL AND AUDIO DECODER...
- Publication number 20220139406
- Publication date May 5, 2022
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Sascha DISCH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Vocoders using multiple modes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method, apparatus, and system for processing audio data

Audio encoder and decoder using a frequency domain processor with f...

Concept for coding mode switching compensation

Methods and devices for generating or decoding a bitstream comprisi...

Concept for audio encoding and decoding for audio channels and audi...

Encoder, decoder and methods for encoding and decoding data segment...

Audio encoder and decoder using a frequency domain processor with f...

Unified speech/audio codec (USAC) processing windows sequence based...

Audio encoder and decoder using a frequency domain processor, a tim...

Integration of high frequency reconstruction techniques with reduce...

Alias cancelling during audio coding mode transitions

Decoder for decoding an encoded audio signal and encoder for encodi...

Concept for switching of sampling rates at audio processing devices

Integration of high frequency reconstruction techniques with reduce...

Integration of high frequency reconstruction techniques with reduce...

Integration of high frequency reconstruction techniques with reduce...

Integration of high frequency reconstruction techniques with reduce...

Low bitrate audio encoding/decoding scheme having cascaded switches

MDCT-based complex prediction stereo coding

Audio encoder for encoding a multichannel signal and audio decoder...

Vector quantizer

Method, apparatus, and system for processing audio data

Sound quality detection method and device for homologous audio and...

Speech model parameter estimation and quantization

System for maintaining reversible dynamic range control information...

Methods and devices for encoding and/or decoding immersive audio si...

Multi-band noise gate

Audio decoding device and method with decoding branches for decodin...

Method and apparatus for high frequency decoding for bandwidth exte...

Audio decoding device and method with decoding branches for decodin...

Patents Applicationslast 30 patents

METHODS AND DEVICES FOR GENERATING OR DECODING A BITSTREAM COMPRISI...

UNIFIED SPEECH/AUDIO CODEC (USAC) PROCESSING WINDOWS SEQUENCE BASED...

INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...

MDCT-BASED COMPLEX PREDICTION STEREO CODING

ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...

Decoder for Decoding an Encoded Audio Signal and Encoder for Encodi...

SYSTEM FOR MAINTAINING REVERSIBLE DYNAMIC RANGE CONTROL INFORMATION...

METHODS AND DEVICES FOR ENCODING AND/OR DECODING IMMERSIVE AUDIO SI...

LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES

AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR WITH F...

AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR , A TI...

Method, Apparatus, and System for Processing Audio Data

CONCEPT FOR CODING MODE SWITCHING COMPENSATION

INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...

INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...

INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...

INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...

METHODS AND APPARATUS FOR UNIFIED SPEECH AND AUDIO DECODING IMPROVE...

INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCE...

ENCODER, DECODER AND METHODS FOR ENCODING AND DECODING DATA SEGMENT...

AUDIO ENCODER AND DECODER USING A FREQUENCY DOMAIN PROCESSOR WITH F...

CONCEPT FOR SWITCHING OF SAMPLING RATES AT AUDIO PROCESSING DEVICES

LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES

LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES

LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES

UNIFIED SPEECH/AUDIO CODEC (USAC) PROCESSING WINDOWS SEQUENCE BASED...

SELECTABLE LINEAR PREDICTIVE OR TRANSFORM CODING MODES WITH ADVANCE...

Decoder for Decoding an Encoded Audio Signal and Encoder for Encodi...

MDCT-BASED COMPLEX PREDICTION STEREO CODING

AUDIO ENCODER FOR ENCODING A MULTICHANNEL SIGNAL AND AUDIO DECODER...