ES2714289T3 - Llenado con ruido en la codificación de audio por transformada perceptual - Google Patents

Llenado con ruido en la codificación de audio por transformada perceptual Download PDF

Info

Publication number
ES2714289T3
ES2714289T3 ES14701753T ES14701753T ES2714289T3 ES 2714289 T3 ES2714289 T3 ES 2714289T3 ES 14701753 T ES14701753 T ES 14701753T ES 14701753 T ES14701753 T ES 14701753T ES 2714289 T3 ES2714289 T3 ES 2714289T3
Authority
ES
Spain
Prior art keywords
noise
spectral
spectrum
zero
function
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
ES14701753T
Other languages
English (en)
Spanish (es)
Inventor
Sascha Disch
Marc Gayer
Christian Helmrich
Goran Markovic
Valero Maria Luis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
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
Application filed by Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV filed Critical Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
Application granted granted Critical
Publication of ES2714289T3 publication Critical patent/ES2714289T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L19/028—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
    • 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
    • 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
    • G10L19/04—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
    • 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
    • G10L19/04—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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Noise Elimination (AREA)
  • Stereophonic System (AREA)
ES14701753T 2013-01-29 2014-01-28 Llenado con ruido en la codificación de audio por transformada perceptual Active ES2714289T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361758209P 2013-01-29 2013-01-29
PCT/EP2014/051631 WO2014118176A1 (en) 2013-01-29 2014-01-28 Noise filling in perceptual transform audio coding

Publications (1)

Publication Number Publication Date
ES2714289T3 true ES2714289T3 (es) 2019-05-28

Family

ID=50029035

Family Applications (6)

Application Number Title Priority Date Filing Date
ES14701753T Active ES2714289T3 (es) 2013-01-29 2014-01-28 Llenado con ruido en la codificación de audio por transformada perceptual
ES18206224T Active ES2834929T3 (es) 2013-01-29 2014-01-28 Llenado con ruido en la codificación de audio por transformada perceptual
ES18199319T Active ES2796485T3 (es) 2013-01-29 2014-01-28 Concepto de llenado con ruido
ES20164371T Active ES2988974T3 (es) 2013-01-29 2014-01-28 Concepto de llenado con ruido
ES14701991T Active ES2709360T3 (es) 2013-01-29 2014-01-28 Concepto de llenado con ruido
ES20192419T Active ES2993241T3 (en) 2013-01-29 2014-01-28 Noise filling in perceptual transform audio coding

Family Applications After (5)

Application Number Title Priority Date Filing Date
ES18206224T Active ES2834929T3 (es) 2013-01-29 2014-01-28 Llenado con ruido en la codificación de audio por transformada perceptual
ES18199319T Active ES2796485T3 (es) 2013-01-29 2014-01-28 Concepto de llenado con ruido
ES20164371T Active ES2988974T3 (es) 2013-01-29 2014-01-28 Concepto de llenado con ruido
ES14701991T Active ES2709360T3 (es) 2013-01-29 2014-01-28 Concepto de llenado con ruido
ES20192419T Active ES2993241T3 (en) 2013-01-29 2014-01-28 Noise filling in perceptual transform audio coding

Country Status (20)

Country Link
US (4) US9524724B2 (enExample)
EP (6) EP2951817B1 (enExample)
JP (2) JP6289508B2 (enExample)
KR (6) KR101778217B1 (enExample)
CN (5) CN110189760B (enExample)
AR (2) AR094679A1 (enExample)
AU (2) AU2014211543B2 (enExample)
BR (2) BR112015017748B1 (enExample)
CA (2) CA2898029C (enExample)
ES (6) ES2714289T3 (enExample)
MX (2) MX343572B (enExample)
MY (2) MY172238A (enExample)
PL (6) PL2951818T3 (enExample)
PT (4) PT3451334T (enExample)
RU (2) RU2631988C2 (enExample)
SG (2) SG11201505915YA (enExample)
TR (2) TR201902394T4 (enExample)
TW (2) TWI536367B (enExample)
WO (2) WO2014118176A1 (enExample)
ZA (2) ZA201506266B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2951817B1 (en) 2013-01-29 2018-12-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Noise filling in perceptual transform audio coding
AU2014211524B2 (en) * 2013-01-29 2016-07-07 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for synthesizing an audio signal, decoder, encoder, system and computer program
EP3483881B1 (en) 2013-11-13 2024-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder for encoding an audio signal, audio transmission system and method for determining correction values
EP2980795A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor
EP2980794A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and decoder using a frequency domain processor and a time domain processor
EP2980792A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating an enhanced signal using independent noise-filling
DE102016104665A1 (de) 2016-03-14 2017-09-14 Ask Industries Gmbh Verfahren und Vorrichtung zur Aufbereitung eines verlustbehaftet komprimierten Audiosignals
US10146500B2 (en) 2016-08-31 2018-12-04 Dts, Inc. Transform-based audio codec and method with subband energy smoothing
TWI901542B (zh) * 2017-03-23 2025-10-11 瑞典商都比國際公司 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合
EP3483880A1 (en) * 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Temporal noise shaping
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
EP3759917B1 (en) * 2018-02-27 2024-07-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. A spectrally adaptive noise filling tool (sanft) for perceptual transform coding of still and moving images
US10950251B2 (en) * 2018-03-05 2021-03-16 Dts, Inc. Coding of harmonic signals in transform-based audio codecs
TWI908813B (zh) * 2020-06-11 2025-12-21 美商杜拜研究特許公司 針對低延遲音訊編解碼器之參數之量化及熵編碼
CN112735449B (zh) * 2020-12-30 2023-04-14 北京百瑞互联技术有限公司 优化频域噪声整形的音频编码方法及装置
CN113883672B (zh) * 2021-09-13 2022-11-15 Tcl空调器(中山)有限公司 噪音类型识别方法、空调器及计算机可读存储介质
TW202345142A (zh) * 2021-12-23 2023-11-16 弗勞恩霍夫爾協會 在音訊寫碼中使用傾斜用於頻譜時間改善頻譜間隙填充之方法及設備
WO2023117144A1 (en) * 2021-12-23 2023-06-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method and apparatus for spectrotemporally improved spectral gap filling in audio coding using a tilt
CN114550750B (zh) * 2022-01-26 2025-09-12 重庆中烟工业有限责任公司 一种按压爆珠声音大小确定方法
CN115940894A (zh) * 2022-12-15 2023-04-07 浙江禾川科技股份有限公司 一种设备控制器滤波方法、装置、设备及可读存储介质
EP4478355A1 (en) * 2023-06-16 2024-12-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder, audio encoder and method for coding of frames using a quantization noise shaping
CN121281531A (zh) * 2025-10-20 2026-01-06 展讯通信（上海）有限公司 时域噪声整形方法、装置、终端、基站和芯片

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5040217A (en) * 1989-10-18 1991-08-13 At&T Bell Laboratories Perceptual coding of audio signals
US5692102A (en) * 1995-10-26 1997-11-25 Motorola, Inc. Method device and system for an efficient noise injection process for low bitrate audio compression
US6167133A (en) 1997-04-02 2000-12-26 At&T Corporation Echo detection, tracking, cancellation and noise fill in real time in a communication system
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)
KR100871999B1 (ko) * 2001-05-08 2008-12-05 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 코딩
US7447631B2 (en) * 2002-06-17 2008-11-04 Dolby Laboratories Licensing Corporation Audio coding system using spectral hole filling
CA2454296A1 (en) * 2003-12-29 2005-06-29 Nokia Corporation Method and device for speech enhancement in the presence of background noise
CA2457988A1 (en) * 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
CN101120399B (zh) * 2005-01-31 2011-07-06 斯凯普有限公司 加权叠加方法
KR100707186B1 (ko) * 2005-03-24 2007-04-13 삼성전자주식회사 오디오 부호화 및 복호화 장치와 그 방법 및 기록 매체
US8332216B2 (en) 2006-01-12 2012-12-11 Stmicroelectronics Asia Pacific Pte., Ltd. System and method for low power stereo perceptual audio coding using adaptive masking threshold
US7953595B2 (en) 2006-10-18 2011-05-31 Polycom, Inc. Dual-transform coding of audio signals
KR101291672B1 (ko) * 2007-03-07 2013-08-01 삼성전자주식회사 노이즈 신호 부호화 및 복호화 장치 및 방법
CN101303855B (zh) * 2007-05-11 2011-06-22 华为技术有限公司 一种舒适噪声参数产生方法和装置
US9653088B2 (en) 2007-06-13 2017-05-16 Qualcomm Incorporated Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
PT2571024E (pt) * 2007-08-27 2014-12-23 Ericsson Telefon Ab L M Frequência de transição adaptativa entre preenchimento de ruído e extensão da largura de banda
CN101809657B (zh) * 2007-08-27 2012-05-30 爱立信电话股份有限公司 用于噪声填充的方法和设备
US8527265B2 (en) * 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs
KR101290622B1 (ko) * 2007-11-02 2013-07-29 후아웨이 테크놀러지 컴퍼니 리미티드 오디오 복호화 방법 및 장치
ATE500588T1 (de) * 2008-01-04 2011-03-15 Dolby Sweden Ab Audiokodierer und -dekodierer
CN101335000B (zh) * 2008-03-26 2010-04-21 华为技术有限公司 编码的方法及装置
KR101325335B1 (ko) 2008-07-11 2013-11-08 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 오디오 샘플 인코드 및 디코드용 오디오 인코더 및 디코더
ES3032482T3 (en) * 2008-07-11 2025-07-21 Fraunhofer Ges Forschung Audio decoder
EP2311033B1 (en) * 2008-07-11 2011-12-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Providing a time warp activation signal and encoding an audio signal therewith
TWI520128B (zh) 2008-10-08 2016-02-01 弗勞恩霍夫爾協會 多解析度切換音訊編碼／解碼方案（一）
MY163358A (en) 2009-10-08 2017-09-15 Fraunhofer-Gesellschaft Zur Förderung Der Angenwandten Forschung E V Multi-mode audio signal decoder,multi-mode audio signal encoder,methods and computer program using a linear-prediction-coding based noise shaping
EP2489041B1 (en) * 2009-10-15 2020-05-20 VoiceAge Corporation Simultaneous time-domain and frequency-domain noise shaping for tdac transforms
EP4362014B1 (en) * 2009-10-20 2025-04-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal decoder, corresponding method and computer program
CN102063905A (zh) * 2009-11-13 2011-05-18 数维科技（北京）有限公司 一种用于音频解码的盲噪声填充方法及其装置
CN102194457B (zh) * 2010-03-02 2013-02-27 中兴通讯股份有限公司 音频编解码方法、系统及噪声水平估计方法
US9236063B2 (en) * 2010-07-30 2016-01-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for dynamic bit allocation
US9208792B2 (en) * 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
JP5612698B2 (ja) 2010-10-05 2014-10-22 日本電信電話株式会社 符号化方法、復号方法、符号化装置、復号装置、プログラム、記録媒体
MY167776A (en) * 2011-02-14 2018-09-24 Fraunhofer Ges Forschung Noise generation in audio codecs
ES2758370T3 (es) * 2011-03-10 2020-05-05 Ericsson Telefon Ab L M Relleno de subvectores no codificados en señales de audio codificadas por transformada
US9236057B2 (en) * 2011-05-13 2016-01-12 Samsung Electronics Co., Ltd. Noise filling and audio decoding
MX350162B (es) * 2011-06-30 2017-08-29 Samsung Electronics Co Ltd Aparato y método para generar señal extendida de ancho de banda.
DE102011106033A1 (de) * 2011-06-30 2013-01-03 Zte Corporation Verfahren und System zur Audiocodierung und -decodierung und Verfahren zur Schätzung des Rauschpegels
CN102208188B (zh) * 2011-07-13 2013-04-17 华为技术有限公司 音频信号编解码方法和设备
EP2951817B1 (en) * 2013-01-29 2018-12-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Noise filling in perceptual transform audio coding

Also Published As

Publication number Publication date
PL2951818T3 (pl) 2019-05-31
ES2988974T3 (es) 2024-11-22
SG11201505893TA (en) 2015-08-28
ZA201506269B (en) 2017-07-26
WO2014118175A1 (en) 2014-08-07
PT3471093T (pt) 2020-11-20
MX2015009600A (es) 2015-11-25
KR20150109437A (ko) 2015-10-01
AU2014211544B2 (en) 2017-03-30
ZA201506266B (en) 2017-11-29
CA2898024C (en) 2018-09-11
HK1218345A1 (en) 2017-02-10
EP3451334B1 (en) 2020-04-01
MY172238A (en) 2019-11-18
CN105264597A (zh) 2016-01-20
EP3693962C0 (en) 2024-07-10
RU2631988C2 (ru) 2017-09-29
MY185164A (en) 2021-04-30
TW201434035A (zh) 2014-09-01
BR112015017633B1 (pt) 2021-02-23
AR094679A1 (es) 2015-08-19
PL3761312T3 (pl) 2024-11-25
CN110189760A (zh) 2019-08-30
AR094678A1 (es) 2015-08-19
EP3761312A1 (en) 2021-01-06
EP3471093B1 (en) 2020-08-26
ES2796485T3 (es) 2020-11-27
JP2016511431A (ja) 2016-04-14
JP6158352B2 (ja) 2017-07-05
CN110223704B (zh) 2023-09-15
US20170372712A1 (en) 2017-12-28
TWI536367B (zh) 2016-06-01
US11031022B2 (en) 2021-06-08
CA2898029A1 (en) 2014-08-07
KR20160091448A (ko) 2016-08-02
US20150332689A1 (en) 2015-11-19
TW201434034A (zh) 2014-09-01
KR101926651B1 (ko) 2019-03-07
KR20150108422A (ko) 2015-09-25
CN105264597B (zh) 2019-12-10
WO2014118176A1 (en) 2014-08-07
PL3451334T3 (pl) 2020-12-14
CN105190749B (zh) 2019-06-11
SG11201505915YA (en) 2015-09-29
ES2834929T3 (es) 2021-06-21
CN105190749A (zh) 2015-12-23
PL3693962T3 (pl) 2024-11-18
BR112015017633A2 (pt) 2018-05-02
ES2993241T3 (en) 2024-12-26
KR20170117605A (ko) 2017-10-23
EP2951817B1 (en) 2018-12-05
CN110189760B (zh) 2023-09-12
US10410642B2 (en) 2019-09-10
CN110197667B (zh) 2023-06-30
KR20160090403A (ko) 2016-07-29
EP2951818B1 (en) 2018-11-21
PL3471093T3 (pl) 2021-04-06
KR101897092B1 (ko) 2018-09-11
KR101757347B1 (ko) 2017-07-26
MX345160B (es) 2017-01-18
EP3451334A1 (en) 2019-03-06
KR101778220B1 (ko) 2017-09-13
EP3761312B1 (en) 2024-07-17
US9792920B2 (en) 2017-10-17
EP3693962B1 (en) 2024-07-10
BR112015017748B1 (pt) 2022-03-15
MX2015009601A (es) 2015-11-25
MX343572B (es) 2016-11-09
PT2951817T (pt) 2019-02-25
PL2951817T3 (pl) 2019-05-31
CA2898029C (en) 2018-08-21
RU2660605C2 (ru) 2018-07-06
US9524724B2 (en) 2016-12-20
PT3451334T (pt) 2020-06-29
HK1218344A1 (en) 2017-02-10
AU2014211543B2 (en) 2017-03-30
CN110223704A (zh) 2019-09-10
EP3693962A1 (en) 2020-08-12
AU2014211543A1 (en) 2015-08-20
EP2951818A1 (en) 2015-12-09
JP6289508B2 (ja) 2018-03-07
US20150332686A1 (en) 2015-11-19
AU2014211544A1 (en) 2015-08-20
RU2015136505A (ru) 2017-03-07
TR201902394T4 (tr) 2019-03-21
KR101778217B1 (ko) 2017-09-13
TWI529700B (zh) 2016-04-11
EP3761312C0 (en) 2024-07-17
EP2951817A1 (en) 2015-12-09
JP2016505171A (ja) 2016-02-18
KR20160091449A (ko) 2016-08-02
ES2709360T3 (es) 2019-04-16
CN110197667A (zh) 2019-09-03
PT2951818T (pt) 2019-02-25
BR112015017748A2 (enExample) 2017-08-22
CA2898024A1 (en) 2014-08-07
US20190348053A1 (en) 2019-11-14
TR201902849T4 (tr) 2019-03-21
RU2015136502A (ru) 2017-03-07
EP3471093A1 (en) 2019-04-17
KR101877906B1 (ko) 2018-07-12

Similar Documents

Publication Publication Date Title
ES2834929T3 (es) Llenado con ruido en la codificación de audio por transformada perceptual
ES3020834T3 (en) Adaptive bandwidth extension and apparatus for the same
ES2938668T3 (es) Mejorar la clasificación entre codificación en el dominio del tiempo y codificación en el dominio de la frecuencia
HK40004076B (en) Noise filling in perceptual transform audio coding
HK40004076A (en) Noise filling in perceptual transform audio coding
HK40004841A (en) Noise filling concept
HK40004841B (en) Noise filling concept
HK1218345B (en) Noise filling in perceptual transform audio coding