MY197538A - Bandwidth extension of harmonic audio signal - Google Patents

Bandwidth extension of harmonic audio signal

Info

Publication number
MY197538A
MY197538A MYPI2018001313A MYPI2018001313A MY197538A MY 197538 A MY197538 A MY 197538A MY PI2018001313 A MYPI2018001313 A MY PI2018001313A MY PI2018001313 A MYPI2018001313 A MY PI2018001313A MY 197538 A MY197538 A MY 197538A
Authority
MY
Malaysia
Prior art keywords
band
gain values
audio signal
gain
bandwidth extension
Prior art date
Application number
MYPI2018001313A
Other languages
English (en)
Inventor
Sebastian Naslund
Volodya Grancharov
Toftg?Rd Tomas Jansson
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47666458&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MY197538(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MY197538A publication Critical patent/MY197538A/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—Details of processing therefor
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/012—Comfort noise or silence coding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuits Of Receivers In General (AREA)
MYPI2018001313A 2012-03-29 2012-12-21 Bandwidth extension of harmonic audio signal MY197538A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201261617175P 2012-03-29 2012-03-29

Publications (1)

Publication Number Publication Date
MY197538A true MY197538A (en) 2023-06-22

Family

ID=47666458

Family Applications (2)

Application Number Title Priority Date Filing Date
MYPI2018001313A MY197538A (en) 2012-03-29 2012-12-21 Bandwidth extension of harmonic audio signal
MYPI2014702776A MY167474A (en) 2012-03-29 2012-12-21 Bandwith extension of harmonic audio signal

Family Applications After (1)

Application Number Title Priority Date Filing Date
MYPI2014702776A MY167474A (en) 2012-03-29 2012-12-21 Bandwith extension of harmonic audio signal

Country Status (12)

Country Link
US (3) US9437202B2 (cg-RX-API-DMAC7.html)
EP (1) EP2831875B1 (cg-RX-API-DMAC7.html)
JP (4) JP5945626B2 (cg-RX-API-DMAC7.html)
KR (2) KR101704482B1 (cg-RX-API-DMAC7.html)
CN (2) CN104221082B (cg-RX-API-DMAC7.html)
ES (1) ES2561603T3 (cg-RX-API-DMAC7.html)
HU (1) HUE028238T2 (cg-RX-API-DMAC7.html)
MY (2) MY197538A (cg-RX-API-DMAC7.html)
PL (1) PL2831875T3 (cg-RX-API-DMAC7.html)
RU (2) RU2725416C1 (cg-RX-API-DMAC7.html)
WO (1) WO2013147668A1 (cg-RX-API-DMAC7.html)
ZA (1) ZA201406340B (cg-RX-API-DMAC7.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140130248A (ko) 2012-03-29 2014-11-07 텔레폰악티에볼라겟엘엠에릭슨(펍) 하모닉 오디오 신호의 변환 인코딩/디코딩
EP3547261B1 (en) * 2012-03-29 2023-08-09 Telefonaktiebolaget LM Ericsson (publ) Vector quantizer
RU2725416C1 (ru) * 2012-03-29 2020-07-02 Телефонактиеболагет Лм Эрикссон (Пабл) Расширение полосы частот гармонического аудиосигнала
EP2830065A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency
US9666202B2 (en) * 2013-09-10 2017-05-30 Huawei Technologies Co., Ltd. Adaptive bandwidth extension and apparatus for the same
US10083708B2 (en) 2013-10-11 2018-09-25 Qualcomm Incorporated Estimation of mixing factors to generate high-band excitation signal
US20150149157A1 (en) * 2013-11-22 2015-05-28 Qualcomm Incorporated Frequency domain gain shape estimation
BR112016015695B1 (pt) * 2014-01-07 2022-11-16 Harman International Industries, Incorporated Sistema, mídia e método para tratamento de sinais de áudio comprimidos
CN106104685B (zh) 2014-03-14 2019-12-03 瑞典爱立信有限公司 音频编码方法和装置
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
PT3696813T (pt) * 2016-04-12 2022-12-23 Fraunhofer Ges Forschung Codificador de áudio para codificar um sinal de áudio, método para codificar um sinal de áudio e programa de computador sob consideração de uma região espectral de pico detetada numa banda de frequência superior
US10839814B2 (en) * 2017-10-05 2020-11-17 Qualcomm Incorporated Encoding or decoding of audio signals

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490172A (en) * 1994-07-05 1996-02-06 Airnet Communications Corporation Reducing peak-to-average variance of a composite transmitted signal via out-of-band artifact signaling
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US20020128839A1 (en) * 2001-01-12 2002-09-12 Ulf Lindgren Speech bandwidth extension
CN100395817C (zh) * 2001-11-14 2008-06-18 松下电器产业株式会社 编码设备、解码设备和解码方法
JP3870193B2 (ja) * 2001-11-29 2007-01-17 コーディング テクノロジーズ アクチボラゲット 高周波再構成に用いる符号器、復号器、方法及びコンピュータプログラム
ES2259158T3 (es) * 2002-09-19 2006-09-16 Matsushita Electric Industrial Co., Ltd. Metodo y aparato decodificador audio.
AU2003219430A1 (en) * 2003-03-04 2004-09-28 Nokia Corporation Support of a multichannel audio extension
JP4899359B2 (ja) * 2005-07-11 2012-03-21 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
CN1960351A (zh) * 2005-10-31 2007-05-09 华为技术有限公司 一种无线通信系统中终端信息发射方法及终端发射机
RU2409874C9 (ru) * 2005-11-04 2011-05-20 Нокиа Корпорейшн Сжатие звуковых сигналов
AU2005337961B2 (en) 2005-11-04 2011-04-21 Nokia Technologies Oy Audio compression
US7546237B2 (en) * 2005-12-23 2009-06-09 Qnx Software Systems (Wavemakers), Inc. Bandwidth extension of narrowband speech
KR20070115637A (ko) * 2006-06-03 2007-12-06 삼성전자주식회사 대역폭 확장 부호화 및 복호화 방법 및 장치
CN101089951B (zh) * 2006-06-16 2011-08-31 北京天籁传音数字技术有限公司 频带扩展编码方法及装置和解码方法及装置
DE102006047197B3 (de) * 2006-07-31 2008-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines reellen Subband-Signals zur Reduktion von Aliasing-Effekten
CN101140759B (zh) * 2006-09-08 2010-05-12 华为技术有限公司 语音或音频信号的带宽扩展方法及系统
US8688441B2 (en) * 2007-11-29 2014-04-01 Motorola Mobility Llc Method and apparatus to facilitate provision and use of an energy value to determine a spectral envelope shape for out-of-signal bandwidth content
DE102008015702B4 (de) 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
US20090201983A1 (en) * 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
CA2717584C (en) * 2008-03-04 2015-05-12 Lg Electronics Inc. Method and apparatus for processing an audio signal
CN101552005A (zh) * 2008-04-03 2009-10-07 华为技术有限公司 编码方法、解码方法、系统及装置
US8149955B2 (en) * 2008-06-30 2012-04-03 Telefonaktiebolaget L M Ericsson (Publ) Single ended multiband feedback linearized RF amplifier and mixer with DC-offset and IM2 suppression feedback loop
EP2144230A1 (en) * 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme having cascaded switches
ES2439549T3 (es) * 2008-07-11 2014-01-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Un aparato y un método para decodificar una señal de audio codificada
ES2654432T3 (es) * 2008-07-11 2018-02-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de señal de audio, método para generar una señal de audio y programa informático
EP2146344B1 (en) * 2008-07-17 2016-07-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoding/decoding scheme having a switchable bypass
US8463412B2 (en) * 2008-08-21 2013-06-11 Motorola Mobility Llc Method and apparatus to facilitate determining signal bounding frequencies
JP4818335B2 (ja) 2008-08-29 2011-11-16 株式会社東芝 信号帯域拡張装置
WO2010028297A1 (en) * 2008-09-06 2010-03-11 GH Innovation, Inc. Selective bandwidth extension
WO2010028301A1 (en) * 2008-09-06 2010-03-11 GH Innovation, Inc. Spectrum harmonic/noise sharpness control
US8463599B2 (en) * 2009-02-04 2013-06-11 Motorola Mobility Llc Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder
ATE527759T1 (de) * 2009-05-11 2011-10-15 Harman Becker Automotive Sys Signalanalyse zur verbesserten erkennung von geräuschen aus einem benachbarten kanal
EP2273493B1 (en) * 2009-06-29 2012-12-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bandwidth extension encoding and decoding
AU2010310041B2 (en) * 2009-10-21 2013-08-15 Dolby International Ab Apparatus and method for generating a high frequency audio signal using adaptive oversampling
CN102044250B (zh) * 2009-10-23 2012-06-27 华为技术有限公司 频带扩展方法及装置
CA2780971A1 (en) * 2009-11-19 2011-05-26 Telefonaktiebolaget L M Ericsson (Publ) Improved excitation signal bandwidth extension
US8929568B2 (en) * 2009-11-19 2015-01-06 Telefonaktiebolaget L M Ericsson (Publ) Bandwidth extension of a low band audio signal
JP5609737B2 (ja) * 2010-04-13 2014-10-22 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
SG178320A1 (en) * 2010-06-09 2012-03-29 Panasonic Corp Bandwidth extension method, bandwidth extension apparatus, program, integrated circuit and audio decoding apparatus
JP6075743B2 (ja) 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
HUE037111T2 (hu) * 2011-03-10 2018-08-28 Ericsson Telefon Ab L M Nem-kódolt al-vektorok kitöltése transzformációsan kódolt audio jelekben
KR101520212B1 (ko) * 2011-04-15 2015-05-13 텔레폰악티에볼라겟엘엠에릭슨(펍) 낮은 정확성으로 재구성된 신호 영역의 감쇠를 위한 방법 및 디코더
CN102223341B (zh) * 2011-06-21 2013-06-26 西安电子科技大学 无带宽扩展的频域成形ofdm峰均比降低方法
EP2763137B1 (en) * 2011-09-28 2016-09-14 LG Electronics Inc. Voice signal encoding method and voice signal decoding method
WO2013066238A2 (en) * 2011-11-02 2013-05-10 Telefonaktiebolaget L M Ericsson (Publ) Generation of a high band extension of a bandwidth extended audio signal
RU2725416C1 (ru) * 2012-03-29 2020-07-02 Телефонактиеболагет Лм Эрикссон (Пабл) Расширение полосы частот гармонического аудиосигнала
EP2682941A1 (de) * 2012-07-02 2014-01-08 Technische Universität Ilmenau Vorrichtung, Verfahren und Computerprogramm für frei wählbare Frequenzverschiebungen in der Subband-Domäne
EP2830065A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency

Also Published As

Publication number Publication date
KR20140139582A (ko) 2014-12-05
KR20170016033A (ko) 2017-02-10
CN106847303A (zh) 2017-06-13
JP6474874B2 (ja) 2019-02-27
JP2018041088A (ja) 2018-03-15
RU2725416C1 (ru) 2020-07-02
HUE028238T2 (en) 2016-12-28
JP5945626B2 (ja) 2016-07-05
US9437202B2 (en) 2016-09-06
JP2016189012A (ja) 2016-11-04
EP2831875A1 (en) 2015-02-04
KR101704482B1 (ko) 2017-02-09
JP2015516593A (ja) 2015-06-11
RU2610293C2 (ru) 2017-02-08
US9626978B2 (en) 2017-04-18
ZA201406340B (en) 2016-06-29
MY167474A (en) 2018-08-29
JP6251773B2 (ja) 2017-12-20
RU2014143463A (ru) 2016-05-20
CN106847303B (zh) 2020-10-13
ES2561603T3 (es) 2016-02-29
CN104221082B (zh) 2017-03-08
JP6474877B2 (ja) 2019-02-27
US20150088527A1 (en) 2015-03-26
US10002617B2 (en) 2018-06-19
CN104221082A (zh) 2014-12-17
PL2831875T3 (pl) 2016-05-31
US20170178638A1 (en) 2017-06-22
KR101740219B1 (ko) 2017-05-25
US20160336016A1 (en) 2016-11-17
WO2013147668A1 (en) 2013-10-03
EP2831875B1 (en) 2015-12-16
JP2018072846A (ja) 2018-05-10

Similar Documents

Publication Publication Date Title
MY197538A (en) Bandwidth extension of harmonic audio signal
MY176904A (en) Bandwidth extension method, bandwidth extension apparatus, program, integrated circuit, and audio decoding apparatus
EP4246512A3 (en) Apparatus and method for decoding or encoding an audio signal using energy information values for a reconstruction band
EP4465662A3 (en) Compression of decomposed representations of a sound field
MX359186B (es) Llenado de ruido en codificacion de audio de canales multiples.
MX2010005679A (es) Metodo y aparato para extension de ancho de banda de señal de audio.
WO2013142724A3 (en) Audio processing method and audio processing apparatus
IN2014CN04457A (cg-RX-API-DMAC7.html)
MY185164A (en) Noise filling concept
EP3968322A3 (en) Frequency band extending device and method, encoding device and method, decoding device and method, and program
MY188080A (en) Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals
MX370012B (es) Aparato y método para generar señal extendida de ancho de banda.
BR112012013306B8 (pt) método e aparelho para comutar sinais de fala ou de aúdio
MY185848A (en) Audio decoder for interleaving signals
MY152376A (en) Improved magnitude response and temporal alignment in phase vocoder based bandwidth extension for audio signals
GB2532379A (en) Wind noise reduction
PH12015501516A1 (en) System and methods of performing filtering for gain determination
MX352078B (es) Metodo de decodificacion y aparato de decodificacion.
MY172710A (en) Apparatus and method for generating a frequency enhancement signal using an energy limitation operation
MX2016004528A (es) Estimacion de forma de ganancia para rastreo mejorado de caracteristicas temporales de banda-alta.
MX2015017846A (es) Decodificador de audio que tiene un modulo de extension de ancho de banda con un modulo de ajuste de energia.
EP4401075A3 (en) Encoding method, decoding method, encoding apparatus, and decoding apparatus
MX2015017743A (es) Metodos y dispositivos de codificacion y decodificacion de señal.
EP4372738A3 (en) Signal processing mthod and device
WO2015012893A3 (en) Enabling music listener feedback