BRPI0910285A2 - método e aparelho para processamento de sinal de áudio - Google Patents

método e aparelho para processamento de sinal de áudio

Info

Publication number
BRPI0910285A2
BRPI0910285A2 BRPI0910285A BRPI0910285A BRPI0910285A2 BR PI0910285 A2 BRPI0910285 A2 BR PI0910285A2 BR PI0910285 A BRPI0910285 A BR PI0910285A BR PI0910285 A BRPI0910285 A BR PI0910285A BR PI0910285 A2 BRPI0910285 A2 BR PI0910285A2
Authority
BR
Brazil
Prior art keywords
signal processing
audio signal
audio
processing
signal
Prior art date
Application number
BRPI0910285A
Other languages
English (en)
Inventor
Chang Heon Lee
Hong Goo Kang
Hyen-O Oh
Jung Wook Song
Yang Won Jung
Original Assignee
Univ Yonsei Iacf
Lg Electronics Inc
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 Univ Yonsei Iacf, Lg Electronics Inc filed Critical Univ Yonsei Iacf
Publication of BRPI0910285A2 publication Critical patent/BRPI0910285A2/pt
Publication of BRPI0910285B1 publication Critical patent/BRPI0910285B1/pt

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
    • G10L19/04—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
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007—Time or data compression or expansion
    • G11B2020/00014—Time or data compression or expansion the compressed signal being an audio signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
BRPI0910285-0A 2008-03-03 2009-03-03 Métodos e aparelhos para processamento de sinal de áudio. BRPI0910285B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3303208P 2008-03-03 2008-03-03
US61/033.032 2008-03-03
PCT/KR2009/001050 WO2009110738A2 (ko) 2008-03-03 2009-03-03 오디오 신호 처리 방법 및 장치

Publications (2)

Publication Number Publication Date
BRPI0910285A2 true BRPI0910285A2 (pt) 2015-09-29
BRPI0910285B1 BRPI0910285B1 (pt) 2020-05-12

Family

ID=41056471

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0910285-0A BRPI0910285B1 (pt) 2008-03-03 2009-03-03 Métodos e aparelhos para processamento de sinal de áudio.

Country Status (11)

Country Link
US (1) US7991621B2 (pt)
EP (1) EP2259253B1 (pt)
JP (1) JP5266341B2 (pt)
KR (1) KR101221919B1 (pt)
CN (1) CN101965612B (pt)
AU (1) AU2009220321B2 (pt)
BR (1) BRPI0910285B1 (pt)
CA (1) CA2716817C (pt)
MX (1) MX2010009571A (pt)
RU (1) RU2455709C2 (pt)
WO (1) WO2009110738A2 (pt)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101434198B1 (ko) * 2006-11-17 2014-08-26 삼성전자주식회사 신호 복호화 방법
US9343079B2 (en) * 2007-06-15 2016-05-17 Alon Konchitsky Receiver intelligibility enhancement system
KR101380170B1 (ko) * 2007-08-31 2014-04-02 삼성전자주식회사 미디어 신호 인코딩/디코딩 방법 및 장치
ES2464722T3 (es) * 2008-03-04 2014-06-03 Lg Electronics Inc. Método y aparato para procesar una señal de audio
EP2252996A4 (en) * 2008-03-05 2012-01-11 Voiceage Corp SYSTEM AND METHOD FOR GAINING A DECODED SOUND SIGNAL
CN101567203B (zh) * 2008-04-24 2013-06-05 深圳富泰宏精密工业有限公司 自动搜寻及播放音乐的系统及方法
PL2304723T3 (pl) * 2008-07-11 2013-03-29 Fraunhofer Ges Forschung Urządzenie i sposób dekodowania zakodowanego sygnału audio
JP5551694B2 (ja) * 2008-07-11 2014-07-16 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 多くのスペクトルエンベロープを計算するための装置および方法
KR101569702B1 (ko) * 2009-08-17 2015-11-17 삼성전자주식회사 레지듀얼 신호 인코딩 및 디코딩 방법 및 장치
EP2481048B1 (en) * 2009-09-25 2017-10-25 Nokia Technologies Oy Audio coding
JP5754899B2 (ja) 2009-10-07 2015-07-29 ソニー株式会社 復号装置および方法、並びにプログラム
EP2491553B1 (en) 2009-10-20 2016-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction
BR112012017256B1 (pt) 2010-01-12 2021-08-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V Codificador de áudio, decodificador de áudio, método de codificação e informação de áudio e método de decodificação de uma informação de áudio que utiliza uma tabela hash que descreve tanto valores de estado significativos como limites de intervalo
CA3045686C (en) 2010-04-09 2020-07-14 Dolby International Ab Audio upmixer operable in prediction or non-prediction mode
JP5850216B2 (ja) 2010-04-13 2016-02-03 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
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
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
JP5707842B2 (ja) 2010-10-15 2015-04-30 ソニー株式会社 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
US20130066638A1 (en) * 2011-09-09 2013-03-14 Qnx Software Systems Limited Echo Cancelling-Codec
JP6251906B2 (ja) 2011-09-23 2017-12-27 ディジマーク コーポレイション 状況（Ｃｏｎｔｅｘｔ）に基づくスマートフォンセンサロジック
WO2013061221A1 (en) * 2011-10-28 2013-05-02 Koninklijke Philips Electronics N.V. A device and method for processing heart sounds for auscultation
ES2805308T3 (es) * 2011-11-03 2021-02-11 Voiceage Evs Llc Mejora del contenido insonoro para decodificador CELP de tasa baja
US9111531B2 (en) * 2012-01-13 2015-08-18 Qualcomm Incorporated Multiple coding mode signal classification
TWI626645B (zh) * 2012-03-21 2018-06-11 南韓商三星電子股份有限公司 編碼音訊信號的裝置
US9123328B2 (en) * 2012-09-26 2015-09-01 Google Technology Holdings LLC Apparatus and method for audio frame loss recovery
AU2013345615B2 (en) * 2012-11-13 2017-05-04 Samsung Electronics Co., Ltd. Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals
SG11201505913WA (en) 2013-01-29 2015-08-28 Fraunhofer Ges Forschung Noise filling without side information for celp-like coders
JP6239007B2 (ja) * 2013-01-29 2017-11-29 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン オーディオエンコーダ、オーディオデコーダ、符号化されたオーディオ情報を生成する方法、復号されたオーディオ情報を生成する方法、コンピュータプログラム及び信号適応帯域幅拡張を用いる符号化表現
US9601125B2 (en) * 2013-02-08 2017-03-21 Qualcomm Incorporated Systems and methods of performing noise modulation and gain adjustment
US9502044B2 (en) 2013-05-29 2016-11-22 Qualcomm Incorporated Compression of decomposed representations of a sound field
PT3011563T (pt) 2013-06-21 2020-03-31 Fraunhofer Ges Forschung Descodificação de áudio com reconstrução de quadros corrompidos ou não recebidos usando tcx ltp
EP2830058A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Frequency-domain audio coding supporting transform length switching
CN103413553B (zh) * 2013-08-20 2016-03-09 腾讯科技（深圳）有限公司 音频编码方法、音频解码方法、编码端、解码端和系统
US9666202B2 (en) * 2013-09-10 2017-05-30 Huawei Technologies Co., Ltd. Adaptive bandwidth extension and apparatus for the same
JP6531649B2 (ja) 2013-09-19 2019-06-19 ソニー株式会社 符号化装置および方法、復号化装置および方法、並びにプログラム
CN103500580B (zh) * 2013-09-23 2017-04-12 广东威创视讯科技股份有限公司 混音处理方法及系统
PL3058566T3 (pl) 2013-10-18 2018-07-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kodowanie współczynników widmowych widma sygnału audio
KR20250012719A (ko) 2013-12-27 2025-01-24 소니그룹주식회사 복호화 장치 및 방법, 및 프로그램
US9311639B2 (en) 2014-02-11 2016-04-12 Digimarc Corporation Methods, apparatus and arrangements for device to device communication
KR102354331B1 (ko) * 2014-02-24 2022-01-21 삼성전자주식회사 신호 분류 방법 및 장치, 및 이를 이용한 오디오 부호화방법 및 장치
WO2015133795A1 (ko) * 2014-03-03 2015-09-11 삼성전자 주식회사 대역폭 확장을 위한 고주파 복호화 방법 및 장치
CN111312277B (zh) 2014-03-03 2023-08-15 三星电子株式会社 用于带宽扩展的高频解码的方法及设备
EP2922054A1 (en) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using an adaptive noise estimation
EP2922056A1 (en) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using power compensation
EP2922055A1 (en) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using individual replacement LPC representations for individual codebook information
PL3385948T3 (pl) * 2014-03-24 2020-01-31 Nippon Telegraph And Telephone Corporation Sposób kodowania, koder, program i nośnik zapisu
JP6616316B2 (ja) 2014-03-24 2019-12-04 サムスン エレクトロニクス カンパニー リミテッド 高帯域符号化方法及びその装置、並びに高帯域復号方法及びその装置
CN107452390B (zh) 2014-04-29 2021-10-26 华为技术有限公司 音频编码方法及相关装置
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
JP6398607B2 (ja) * 2014-10-24 2018-10-03 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法、オーディオ符号化プログラム
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
KR102398124B1 (ko) * 2015-08-11 2022-05-17 삼성전자주식회사 음향 데이터의 적응적 처리
CN105070304B (zh) * 2015-08-11 2018-09-04 小米科技有限责任公司 实现对象音频录音的方法及装置、电子设备
US10186276B2 (en) * 2015-09-25 2019-01-22 Qualcomm Incorporated Adaptive noise suppression for super wideband music
EP3913625B1 (en) * 2015-12-08 2024-04-10 Sony Group Corporation Transmitting apparatus, transmitting method, receiving apparatus, and receiving method
US10991379B2 (en) * 2018-06-22 2021-04-27 Babblelabs Llc Data driven audio enhancement
FR3085785B1 (fr) * 2018-09-07 2021-05-14 Gracenote Inc Procedes et appareil pour generer une empreinte numerique d'un signal audio par voie de normalisation
KR102738908B1 (ko) * 2020-08-04 2024-12-06 삼성전자주식회사 전자 장치 및 그의 오디오 데이터를 출력하는 방법
US12640158B2 (en) * 2021-01-08 2026-05-26 Voiceage Corporation Method and device for unified time-domain / frequency domain coding of a sound signal
KR102866572B1 (ko) * 2021-04-23 2025-09-30 삼성전자주식회사 무선 통신 시스템에서 안테나 설정 방법 및 장치와 자기 간섭 제거 방법 및 장치
CN119400161A (zh) * 2024-09-19 2025-02-07 安徽江淮汽车集团股份有限公司 一种车内动态声音隔离方法、系统及车辆

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2952113C2 (de) * 1979-12-22 1983-05-19 Matth. Hohner Ag, 7218 Trossingen String-Chorus-Schaltung
US4628529A (en) * 1985-07-01 1986-12-09 Motorola, Inc. Noise suppression system
DE4202140A1 (de) * 1992-01-27 1993-07-29 Thomson Brandt Gmbh Verfahren zur uebertragung digitaler audio-signale
US5285498A (en) * 1992-03-02 1994-02-08 At&T Bell Laboratories Method and apparatus for coding audio signals based on perceptual model
JP3707116B2 (ja) * 1995-10-26 2005-10-19 ソニー株式会社 音声復号化方法及び装置
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
US5778335A (en) * 1996-02-26 1998-07-07 The Regents Of The University Of California Method and apparatus for efficient multiband celp wideband speech and music coding and decoding
US6092041A (en) * 1996-08-22 2000-07-18 Motorola, Inc. System and method of encoding and decoding a layered bitstream by re-applying psychoacoustic analysis in the decoder
JPH1084284A (ja) * 1996-09-06 1998-03-31 Sony Corp 信号再生方法および装置
CA2233896C (en) * 1997-04-09 2002-11-19 Kazunori Ozawa Signal coding system
DE69926821T2 (de) * 1998-01-22 2007-12-06 Deutsche Telekom Ag Verfahren zur signalgesteuerten Schaltung zwischen verschiedenen Audiokodierungssystemen
US6424938B1 (en) * 1998-11-23 2002-07-23 Telefonaktiebolaget L M Ericsson Complex signal activity detection for improved speech/noise classification of an audio signal
SG98418A1 (en) * 2000-07-10 2003-09-19 Cyberinc Pte Ltd A method, a device and a system for compressing a musical and voice signal
US6658383B2 (en) * 2001-06-26 2003-12-02 Microsoft Corporation Method for coding speech and music signals
KR20060131793A (ko) * 2003-12-26 2006-12-20 마츠시타 덴끼 산교 가부시키가이샤 음성ㆍ악음 부호화 장치 및 음성ㆍ악음 부호화 방법
FI118835B (fi) * 2004-02-23 2008-03-31 Nokia Corp Koodausmallin valinta
US7596486B2 (en) * 2004-05-19 2009-09-29 Nokia Corporation Encoding an audio signal using different audio coder modes
BRPI0616859A2 (pt) * 2005-10-05 2011-07-05 Lg Electronics Inc método e aparelho para processamento de sinais
CN101086845B (zh) * 2006-06-08 2011-06-01 北京天籁传音数字技术有限公司 声音编码装置及方法以及声音解码装置及方法
DE602006013359D1 (de) * 2006-09-13 2010-05-12 Ericsson Telefon Ab L M Ender und empfänger
KR20070017378A (ko) * 2006-11-16 2007-02-09 노키아 코포레이션 서로 다른 코딩 모델들을 통한 오디오 인코딩
CN101025918B (zh) * 2007-01-19 2011-06-29 清华大学 一种语音/音乐双模编解码无缝切换方法
KR101513028B1 (ko) * 2007-07-02 2015-04-17 엘지전자 주식회사 방송 수신기 및 방송신호 처리방법

Also Published As

Publication number Publication date
US20100070284A1 (en) 2010-03-18
CA2716817A1 (en) 2009-09-11
AU2009220321A1 (en) 2009-09-11
EP2259253A2 (en) 2010-12-08
AU2009220321B2 (en) 2011-09-22
KR20100134576A (ko) 2010-12-23
BRPI0910285B1 (pt) 2020-05-12
EP2259253A4 (en) 2013-02-20
EP2259253B1 (en) 2017-11-15
US7991621B2 (en) 2011-08-02
CN101965612B (zh) 2012-08-29
WO2009110738A2 (ko) 2009-09-11
RU2455709C2 (ru) 2012-07-10
JP2011513788A (ja) 2011-04-28
KR101221919B1 (ko) 2013-01-15
CN101965612A (zh) 2011-02-02
RU2010140362A (ru) 2012-04-10
CA2716817C (en) 2014-04-22
JP5266341B2 (ja) 2013-08-21
WO2009110738A3 (ko) 2009-10-29
MX2010009571A (es) 2011-05-30

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Owner name: LG ELECTRONICS INC. (KR) , INTELLECTUAL DISCOVERY

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07B Technical examination (opinion): publication cancelled [chapter 7.2 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 7.1 NA RPI NO 2555 DE 24/12/2019 POR TER SIDO INDEVIDA.

B09A Decision: intention to grant [chapter 9.1 patent gazette]
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