BRPI0802614A2 - métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto - Google Patents
métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto Download PDFInfo
- Publication number
- BRPI0802614A2 BRPI0802614A2 BRPI0802614-9A BRPI0802614A BRPI0802614A2 BR PI0802614 A2 BRPI0802614 A2 BR PI0802614A2 BR PI0802614 A BRPI0802614 A BR PI0802614A BR PI0802614 A2 BRPI0802614 A2 BR PI0802614A2
- Authority
- BR
- Brazil
- Prior art keywords
- downmix
- information
- encoding
- methods
- audio signals
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/0018—Speech coding using phonetic or linguistical decoding of the source; Reconstruction using text-to-speech synthesis
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
Abstract
MéTODOS E APARELHOS PARA CODIFICAçãO E DECODIFICAçAO DE SINAIS DE áUDIO BASEADOS EM OBJETO. São fornecidos um método e aparelho para decodificação de áudio e um método e aparelho para codificação de áudio que podem processar eficientemente sinais de áudio baseados em objeto. O método de decodificação de áudio inclui receber um sinal de mistura descendente, que é obtido por mistura descendente uma pluralidade de sinais de objeto, e informação secundária de objeto, extrair metadados a partir da informação secundária de objeto e exibir uma informação referente a sinais de objeto baseados nos metadados.
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90108907P | 2007-02-14 | 2007-02-14 | |
US90164207P | 2007-02-16 | 2007-02-16 | |
US90381807P | 2007-02-28 | 2007-02-28 | |
US90768907P | 2007-04-13 | 2007-04-13 | |
US92402707P | 2007-04-27 | 2007-04-27 | |
US94762007P | 2007-07-02 | 2007-07-02 | |
US94837307P | 2007-07-06 | 2007-07-06 | |
PCT/KR2008/000883 WO2008100098A1 (en) | 2007-02-14 | 2008-02-14 | Methods and apparatuses for encoding and decoding object-based audio signals |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0802614A2 true BRPI0802614A2 (pt) | 2011-08-30 |
Family
ID=39690272
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0802614-9A BRPI0802614A2 (pt) | 2007-02-14 | 2008-02-14 | métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto |
BRPI0802613-0A BRPI0802613A2 (pt) | 2007-02-14 | 2008-02-14 | métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0802613-0A BRPI0802613A2 (pt) | 2007-02-14 | 2008-02-14 | métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto |
Country Status (11)
Country | Link |
---|---|
US (7) | US8296158B2 (pt) |
EP (3) | EP2115739A4 (pt) |
JP (4) | JP2010506232A (pt) |
KR (3) | KR101069268B1 (pt) |
AT (1) | ATE526659T1 (pt) |
AU (3) | AU2008215230B2 (pt) |
BR (2) | BRPI0802614A2 (pt) |
CA (3) | CA2645913C (pt) |
MX (3) | MX2008013073A (pt) |
TW (3) | TWI431610B (pt) |
WO (3) | WO2008100098A1 (pt) |
Families Citing this family (107)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007089131A1 (en) * | 2006-02-03 | 2007-08-09 | Electronics And Telecommunications Research Institute | Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue |
EP2097895A4 (en) | 2006-12-27 | 2013-11-13 | Korea Electronics Telecomm | DEVICE AND METHOD FOR ENCODING AND DECODING MULTI-OBJECT AUDIO SIGNAL WITH DIFFERENT CHANNELS WITH INFORMATION BIT RATE CONVERSION |
US8639498B2 (en) | 2007-03-30 | 2014-01-28 | Electronics And Telecommunications Research Institute | Apparatus and method for coding and decoding multi object audio signal with multi channel |
US8321211B2 (en) * | 2008-02-28 | 2012-11-27 | University Of Kansas-Ku Medical Center Research Institute | System and method for multi-channel pitch detection |
KR101461685B1 (ko) * | 2008-03-31 | 2014-11-19 | 한국전자통신연구원 | 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치 |
US8670440B2 (en) | 2008-05-13 | 2014-03-11 | Electronics And Telecommunications Research Institute | Data transceiving apparatus and method in centralized MAC-based wireless communication system |
US8315396B2 (en) * | 2008-07-17 | 2012-11-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating audio output signals using object based metadata |
MX2011011399A (es) * | 2008-10-17 | 2012-06-27 | Univ Friedrich Alexander Er | Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto. |
EP2353161B1 (en) | 2008-10-29 | 2017-05-24 | Dolby International AB | Signal clipping protection using pre-existing audio gain metadata |
KR101600352B1 (ko) * | 2008-10-30 | 2016-03-07 | 삼성전자주식회사 | 멀티 채널 신호의 부호화/복호화 장치 및 방법 |
WO2010087631A2 (en) * | 2009-01-28 | 2010-08-05 | Lg Electronics Inc. | A method and an apparatus for decoding an audio signal |
US8139773B2 (en) * | 2009-01-28 | 2012-03-20 | Lg Electronics Inc. | Method and an apparatus for decoding an audio signal |
US8504184B2 (en) | 2009-02-04 | 2013-08-06 | Panasonic Corporation | Combination device, telecommunication system, and combining method |
WO2010091555A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为技术有限公司 | 一种立体声编码方法和装置 |
US8666752B2 (en) * | 2009-03-18 | 2014-03-04 | Samsung Electronics Co., Ltd. | Apparatus and method for encoding and decoding multi-channel signal |
WO2010138309A1 (en) * | 2009-05-26 | 2010-12-02 | Dolby Laboratories Licensing Corporation | Audio signal dynamic equalization processing control |
WO2010138311A1 (en) * | 2009-05-26 | 2010-12-02 | Dolby Laboratories Licensing Corporation | Equalization profiles for dynamic equalization of audio data |
KR101387902B1 (ko) * | 2009-06-10 | 2014-04-22 | 한국전자통신연구원 | 다객체 오디오 신호를 부호화하는 방법 및 부호화 장치, 복호화 방법 및 복호화 장치, 그리고 트랜스코딩 방법 및 트랜스코더 |
KR101283783B1 (ko) * | 2009-06-23 | 2013-07-08 | 한국전자통신연구원 | 고품질 다채널 오디오 부호화 및 복호화 장치 |
US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
JP5726874B2 (ja) * | 2009-08-14 | 2015-06-03 | ディーティーエス・エルエルシーDts Llc | オブジェクト指向オーディオストリーミングシステム |
TWI484473B (zh) * | 2009-10-30 | 2015-05-11 | Dolby Int Ab | 用於從編碼位元串流擷取音訊訊號之節奏資訊、及估算音訊訊號之知覺顯著節奏的方法及系統 |
ES2569779T3 (es) * | 2009-11-20 | 2016-05-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato para proporcionar una representación de señal de mezcla ascendente con base en la representación de señal de mezcla descendente, aparato para proporcionar un flujo de bits que representa una señal de audio multicanal, métodos, programas informáticos y flujo de bits que representan una señal de audio multicanal usando un parámetro de combinación lineal |
CN105047206B (zh) * | 2010-01-06 | 2018-04-27 | Lg电子株式会社 | 处理音频信号的设备及其方法 |
US9112591B2 (en) * | 2010-04-16 | 2015-08-18 | Samsung Electronics Co., Ltd. | Apparatus for encoding/decoding multichannel signal and method thereof |
US8948403B2 (en) * | 2010-08-06 | 2015-02-03 | Samsung Electronics Co., Ltd. | Method of processing signal, encoding apparatus thereof, decoding apparatus thereof, and signal processing system |
EP2610865B1 (en) * | 2010-08-23 | 2014-07-23 | Panasonic Corporation | Audio signal processing device and audio signal processing method |
JP5533502B2 (ja) * | 2010-09-28 | 2014-06-25 | 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及びオーディオ符号化用コンピュータプログラム |
US9530421B2 (en) | 2011-03-16 | 2016-12-27 | Dts, Inc. | Encoding and reproduction of three dimensional audio soundtracks |
US9171549B2 (en) | 2011-04-08 | 2015-10-27 | Dolby Laboratories Licensing Corporation | Automatic configuration of metadata for use in mixing audio programs from two encoded bitstreams |
TWI488174B (zh) * | 2011-06-03 | 2015-06-11 | Apple Inc | 自動地建立文字資料與音訊資料間之映射 |
US9754595B2 (en) | 2011-06-09 | 2017-09-05 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding and decoding 3-dimensional audio signal |
KR101783962B1 (ko) * | 2011-06-09 | 2017-10-10 | 삼성전자주식회사 | 3차원 오디오 신호를 부호화 및 복호화하는 방법 및 장치 |
EP2560161A1 (en) | 2011-08-17 | 2013-02-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optimal mixing matrices and usage of decorrelators in spatial audio processing |
US20130065213A1 (en) * | 2011-09-13 | 2013-03-14 | Harman International Industries, Incorporated | System and method for adapting audio content for karaoke presentations |
EP2751803B1 (en) * | 2011-11-01 | 2015-09-16 | Koninklijke Philips N.V. | Audio object encoding and decoding |
WO2013093821A1 (en) * | 2011-12-22 | 2013-06-27 | Koninklijke Philips Electronics N.V. | Wireless network configuration system and method |
US10844689B1 (en) | 2019-12-19 | 2020-11-24 | Saudi Arabian Oil Company | Downhole ultrasonic actuator system for mitigating lost circulation |
US9401152B2 (en) * | 2012-05-18 | 2016-07-26 | Dolby Laboratories Licensing Corporation | System for maintaining reversible dynamic range control information associated with parametric audio coders |
EP2862370B1 (en) | 2012-06-19 | 2017-08-30 | Dolby Laboratories Licensing Corporation | Rendering and playback of spatial audio using channel-based audio systems |
TWI453441B (zh) * | 2012-06-29 | 2014-09-21 | Zeroplus Technology Co Ltd | Signal decoding method |
US9190065B2 (en) | 2012-07-15 | 2015-11-17 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients |
US9479886B2 (en) * | 2012-07-20 | 2016-10-25 | Qualcomm Incorporated | Scalable downmix design with feedback for object-based surround codec |
US9761229B2 (en) | 2012-07-20 | 2017-09-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for audio object clustering |
WO2014021588A1 (ko) | 2012-07-31 | 2014-02-06 | 인텔렉추얼디스커버리 주식회사 | 오디오 신호 처리 방법 및 장치 |
US9489954B2 (en) * | 2012-08-07 | 2016-11-08 | Dolby Laboratories Licensing Corporation | Encoding and rendering of object based audio indicative of game audio content |
AU2013301864B2 (en) * | 2012-08-10 | 2016-04-14 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and methods for adapting audio information in spatial audio object coding |
BR122021021494B1 (pt) * | 2012-09-12 | 2022-11-16 | Fraunhofer - Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Aparelho e método para fornecer capacidades melhoradas de downmix guiado para áudio 3d |
US9460729B2 (en) * | 2012-09-21 | 2016-10-04 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
KR20140046980A (ko) * | 2012-10-11 | 2014-04-21 | 한국전자통신연구원 | 오디오 데이터 생성 장치 및 방법, 오디오 데이터 재생 장치 및 방법 |
KR20140047509A (ko) | 2012-10-12 | 2014-04-22 | 한국전자통신연구원 | 객체 오디오 신호의 잔향 신호를 이용한 오디오 부/복호화 장치 |
CN104969576B (zh) | 2012-12-04 | 2017-11-14 | 三星电子株式会社 | 音频提供设备和方法 |
EP2757558A1 (en) * | 2013-01-18 | 2014-07-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Time domain level adjustment for audio signal decoding or encoding |
TWI530941B (zh) * | 2013-04-03 | 2016-04-21 | 杜比實驗室特許公司 | 用於基於物件音頻之互動成像的方法與系統 |
CN105229731B (zh) | 2013-05-24 | 2017-03-15 | 杜比国际公司 | 根据下混的音频场景的重构 |
JP6248186B2 (ja) | 2013-05-24 | 2017-12-13 | ドルビー・インターナショナル・アーベー | オーディオ・エンコードおよびデコード方法、対応するコンピュータ可読媒体ならびに対応するオーディオ・エンコーダおよびデコーダ |
CN105247611B (zh) | 2013-05-24 | 2019-02-15 | 杜比国际公司 | 对音频场景的编码 |
US9674632B2 (en) * | 2013-05-29 | 2017-06-06 | Qualcomm Incorporated | Filtering with binaural room impulse responses |
EP3474575B1 (en) * | 2013-06-18 | 2020-05-27 | Dolby Laboratories Licensing Corporation | Bass management for audio rendering |
TWM487509U (zh) * | 2013-06-19 | 2014-10-01 | 杜比實驗室特許公司 | 音訊處理設備及電子裝置 |
US9883311B2 (en) | 2013-06-28 | 2018-01-30 | Dolby Laboratories Licensing Corporation | Rendering of audio objects using discontinuous rendering-matrix updates |
EP2830332A3 (en) | 2013-07-22 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration |
EP2830048A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for realizing a SAOC downmix of 3D audio content |
EP2830045A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for audio encoding and decoding for audio channels and audio objects |
EP2830047A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for low delay object metadata coding |
EP2830046A1 (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 to obtain modified output signals |
KR102243395B1 (ko) * | 2013-09-05 | 2021-04-22 | 한국전자통신연구원 | 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법, 오디오 재생 장치 |
CN110675883B (zh) | 2013-09-12 | 2023-08-18 | 杜比实验室特许公司 | 用于下混合音频内容的响度调整 |
JP6476192B2 (ja) | 2013-09-12 | 2019-02-27 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 多様な再生環境のためのダイナミックレンジ制御 |
JP6288100B2 (ja) | 2013-10-17 | 2018-03-07 | 株式会社ソシオネクスト | オーディオエンコード装置及びオーディオデコード装置 |
EP2866227A1 (en) | 2013-10-22 | 2015-04-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder |
TR201908748T4 (tr) * | 2013-10-22 | 2019-07-22 | Fraunhofer Ges Forschung | Ses cihazları için kombine dinamik aralıklı sıkıştırma ve kılavuzlu kırpma önlemeye ilişkin konsept. |
CN109040946B (zh) | 2013-10-31 | 2021-09-14 | 杜比实验室特许公司 | 使用元数据处理的耳机的双耳呈现 |
EP2879131A1 (en) | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
EP3092642B1 (en) | 2014-01-09 | 2018-05-16 | Dolby Laboratories Licensing Corporation | Spatial error metrics of audio content |
KR101567665B1 (ko) * | 2014-01-23 | 2015-11-10 | 재단법인 다차원 스마트 아이티 융합시스템 연구단 | 퍼스널 오디오 스튜디오 시스템 |
US9779739B2 (en) | 2014-03-20 | 2017-10-03 | Dts, Inc. | Residual encoding in an object-based audio system |
EP4177886A1 (en) * | 2014-05-30 | 2023-05-10 | Sony Corporation | Information processing apparatus and information processing method |
US10373711B2 (en) | 2014-06-04 | 2019-08-06 | Nuance Communications, Inc. | Medical coding system with CDI clarification request notification |
CN106465028B (zh) * | 2014-06-06 | 2019-02-15 | 索尼公司 | 音频信号处理装置和方法、编码装置和方法以及程序 |
CN110970041B (zh) | 2014-07-01 | 2023-10-20 | 韩国电子通信研究院 | 处理多信道音频信号的方法和装置 |
US9774974B2 (en) | 2014-09-24 | 2017-09-26 | Electronics And Telecommunications Research Institute | Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion |
RU2696952C2 (ru) * | 2014-10-01 | 2019-08-07 | Долби Интернешнл Аб | Аудиокодировщик и декодер |
WO2016050900A1 (en) | 2014-10-03 | 2016-04-07 | Dolby International Ab | Smart access to personalized audio |
MX2017012957A (es) * | 2015-04-10 | 2018-02-01 | Thomson Licensing | Metodo y dispositivo para codificar multiples señales de audio, y metodo y dispositivo para decodificar una mezcla de multiples señales de audio con separacion mejorada. |
WO2016172111A1 (en) | 2015-04-20 | 2016-10-27 | Dolby Laboratories Licensing Corporation | Processing audio data to compensate for partial hearing loss or an adverse hearing environment |
CN106303897A (zh) | 2015-06-01 | 2017-01-04 | 杜比实验室特许公司 | 处理基于对象的音频信号 |
US10978079B2 (en) | 2015-08-25 | 2021-04-13 | Dolby Laboratories Licensing Corporation | Audio encoding and decoding using presentation transform parameters |
US10366687B2 (en) * | 2015-12-10 | 2019-07-30 | Nuance Communications, Inc. | System and methods for adapting neural network acoustic models |
CN107346493B (zh) * | 2016-05-04 | 2021-03-23 | 阿里巴巴集团控股有限公司 | 对象分配方法和装置 |
EP3465678B1 (en) | 2016-06-01 | 2020-04-01 | Dolby International AB | A method converting multichannel audio content into object-based audio content and a method for processing audio content having a spatial position |
WO2018057639A1 (en) | 2016-09-20 | 2018-03-29 | Nuance Communications, Inc. | Method and system for sequencing medical billing codes |
US9896031B1 (en) | 2017-01-03 | 2018-02-20 | Ford Global Technologies, Llc | Spatial auditory alerts for a vehicle |
US11133091B2 (en) | 2017-07-21 | 2021-09-28 | Nuance Communications, Inc. | Automated analysis system and method |
US11024424B2 (en) | 2017-10-27 | 2021-06-01 | Nuance Communications, Inc. | Computer assisted coding systems and methods |
GB201718341D0 (en) | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
US10650834B2 (en) | 2018-01-10 | 2020-05-12 | Savitech Corp. | Audio processing method and non-transitory computer readable medium |
GB2572650A (en) | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
GB2574239A (en) | 2018-05-31 | 2019-12-04 | Nokia Technologies Oy | Signalling of spatial audio parameters |
GB2578625A (en) * | 2018-11-01 | 2020-05-20 | Nokia Technologies Oy | Apparatus, methods and computer programs for encoding spatial metadata |
KR20210102899A (ko) | 2018-12-13 | 2021-08-20 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 이중 종단 미디어 인텔리전스 |
JP7092047B2 (ja) * | 2019-01-17 | 2022-06-28 | 日本電信電話株式会社 | 符号化復号方法、復号方法、これらの装置及びプログラム |
US11545166B2 (en) | 2019-07-02 | 2023-01-03 | Dolby International Ab | Using metadata to aggregate signal processing operations |
US11582572B2 (en) * | 2020-01-30 | 2023-02-14 | Bose Corporation | Surround sound location virtualization |
WO2022076404A1 (en) | 2020-10-05 | 2022-04-14 | The Trustees Of Columbia University In The City Of New York | Systems and methods for brain-informed speech separation |
CN112309419B (zh) * | 2020-10-30 | 2023-05-02 | 浙江蓝鸽科技有限公司 | 多路音频的降噪、输出方法及其系统 |
CN115552518A (zh) * | 2021-11-02 | 2022-12-30 | 北京小米移动软件有限公司 | 一种信号编解码方法、装置、用户设备、网络侧设备及存储介质 |
Family Cites Families (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3882280A (en) * | 1973-12-19 | 1975-05-06 | Magnavox Co | Method and apparatus for combining digitized information |
US6289308B1 (en) * | 1990-06-01 | 2001-09-11 | U.S. Philips Corporation | Encoded wideband digital transmission signal and record carrier recorded with such a signal |
EP0562211A1 (en) | 1992-03-25 | 1993-09-29 | International Business Machines Corporation | Self-aligning fiber couplers |
TW272341B (pt) | 1993-07-16 | 1996-03-11 | Sony Co Ltd | |
JP3747492B2 (ja) | 1995-06-20 | 2006-02-22 | ソニー株式会社 | 音声信号の再生方法及び再生装置 |
US6505160B1 (en) | 1995-07-27 | 2003-01-07 | Digimarc Corporation | Connected audio and other media objects |
IT1281001B1 (it) | 1995-10-27 | 1998-02-11 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per codificare, manipolare e decodificare segnali audio. |
US5956674A (en) | 1995-12-01 | 1999-09-21 | Digital Theater Systems, Inc. | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels |
TW429700B (en) | 1997-02-26 | 2001-04-11 | Sony Corp | Information encoding method and apparatus, information decoding method and apparatus and information recording medium |
US6449227B1 (en) | 1997-03-25 | 2002-09-10 | Samsung Electronics Co., Ltd. | DVD-audio disk, and apparatus and method for playing the same |
US6741796B1 (en) | 1997-03-25 | 2004-05-25 | Samsung Electronics, Co., Ltd. | DVD-Audio disk, and apparatus and method for playing the same |
US7110662B1 (en) | 1997-03-25 | 2006-09-19 | Samsung Electronics Co., Ltd. | Apparatus and method for recording data on a DVD-audio disk |
KR100261254B1 (ko) | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치 |
JP4132154B2 (ja) | 1997-10-23 | 2008-08-13 | ソニー株式会社 | 音声合成方法及び装置、並びに帯域幅拡張方法及び装置 |
KR100335609B1 (ko) | 1997-11-20 | 2002-10-04 | 삼성전자 주식회사 | 비트율조절이가능한오디오부호화/복호화방법및장치 |
US20050120870A1 (en) | 1998-05-15 | 2005-06-09 | Ludwig Lester F. | Envelope-controlled dynamic layering of audio signal processing and synthesis for music applications |
AU2002218520A1 (en) | 2000-11-30 | 2002-06-11 | Matsushita Electric Industrial Co., Ltd. | Audio decoder and audio decoding method |
TW501376B (en) | 2001-02-09 | 2002-09-01 | Elan Microelectronics Corp | Decoding device and method of digital audio |
US6849794B1 (en) * | 2001-05-14 | 2005-02-01 | Ronnie C. Lau | Multiple channel system |
US6658383B2 (en) | 2001-06-26 | 2003-12-02 | Microsoft Corporation | Method for coding speech and music signals |
AU2002343212B2 (en) | 2001-11-14 | 2006-03-09 | Panasonic Intellectual Property Corporation Of America | Encoding device, decoding device, and system thereof |
US7149412B2 (en) | 2002-03-01 | 2006-12-12 | Thomson Licensing | Trick mode audio playback |
JP4805540B2 (ja) | 2002-04-10 | 2011-11-02 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ステレオ信号の符号化 |
ATE426235T1 (de) | 2002-04-22 | 2009-04-15 | Koninkl Philips Electronics Nv | Dekodiervorrichtung mit dekorreliereinheit |
RU2325046C2 (ru) | 2002-07-16 | 2008-05-20 | Конинклейке Филипс Электроникс Н.В. | Аудиокодирование |
ATE428167T1 (de) | 2002-07-19 | 2009-04-15 | Nec Corp | Audiodekodierungseinrichtung, dekodierungsverfahren und programm |
JP2004064363A (ja) | 2002-07-29 | 2004-02-26 | Sony Corp | デジタルオーディオ処理方法、デジタルオーディオ処理装置およびデジタルオーディオ記録媒体 |
AU2003252727A1 (en) | 2002-08-01 | 2004-02-23 | Matsushita Electric Industrial Co., Ltd. | Audio decoding apparatus and audio decoding method based on spectral band repliction |
CA2469674C (en) | 2002-09-19 | 2012-04-24 | Matsushita Electric Industrial Co., Ltd. | Audio decoding apparatus and method |
KR101004249B1 (ko) * | 2002-12-02 | 2010-12-24 | 톰슨 라이센싱 | 오디오 신호의 구성 설명 방법 |
CA2514682A1 (en) | 2002-12-28 | 2004-07-15 | Samsung Electronics Co., Ltd. | Method and apparatus for mixing audio stream and information storage medium |
WO2004080125A1 (en) | 2003-03-04 | 2004-09-16 | Nokia Corporation | Support of a multichannel audio extension |
JP2004361731A (ja) | 2003-06-05 | 2004-12-24 | Nec Corp | オーディオ復号装置及びオーディオ復号方法 |
US8140164B2 (en) * | 2003-10-15 | 2012-03-20 | Rmx, Llc | Therapeutic diaphragm stimulation device and method |
US7617109B2 (en) | 2004-07-01 | 2009-11-10 | Dolby Laboratories Licensing Corporation | Method for correcting metadata affecting the playback loudness and dynamic range of audio information |
US7391870B2 (en) | 2004-07-09 | 2008-06-24 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V | Apparatus and method for generating a multi-channel output signal |
KR100658222B1 (ko) | 2004-08-09 | 2006-12-15 | 한국전자통신연구원 | 3차원 디지털 멀티미디어 방송 시스템 |
SE0402652D0 (sv) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi- channel reconstruction |
TWI237806B (en) | 2004-11-03 | 2005-08-11 | Sunplus Technology Co Ltd | Audio decoding system with ring buffer and method thereof |
WO2006060279A1 (en) | 2004-11-30 | 2006-06-08 | Agere Systems Inc. | Parametric coding of spatial audio with object-based side information |
EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
DE102005008366A1 (de) | 2005-02-23 | 2006-08-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Ansteuern einer Wellenfeldsynthese-Renderer-Einrichtung mit Audioobjekten |
TWI279712B (en) | 2005-04-13 | 2007-04-21 | Realtek Semiconductor Corp | Voice message encoding/decoding apparatus and its method |
EP1913576A2 (en) | 2005-06-30 | 2008-04-23 | LG Electronics Inc. | Apparatus for encoding and decoding audio signal and method thereof |
KR20070011100A (ko) | 2005-07-18 | 2007-01-24 | 엘지전자 주식회사 | 다채널 오디오 코딩에서 오디오 신호의 에너지 보정방법 및그 보정을 위한 부호화된 오디오 신호 생성방법 |
US8359341B2 (en) | 2005-12-10 | 2013-01-22 | International Business Machines Corporation | Importing content into a content management system using an e-mail application |
WO2007089131A1 (en) | 2006-02-03 | 2007-08-09 | Electronics And Telecommunications Research Institute | Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue |
JP2009526467A (ja) * | 2006-02-09 | 2009-07-16 | エルジー エレクトロニクス インコーポレイティド | オブジェクトベースオーディオ信号の符号化及び復号化方法とその装置 |
ATE527833T1 (de) * | 2006-05-04 | 2011-10-15 | Lg Electronics Inc | Verbesserung von stereo-audiosignalen mittels neuabmischung |
DE102006029752A1 (de) | 2006-06-28 | 2008-01-10 | Basf Construction Polymers Gmbh | Verwendung von Methacrylat-Derivaten zur Verdickung salzhaltiger Medien |
EP2112652B1 (en) * | 2006-07-07 | 2012-11-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for combining multiple parametrically coded audio sources |
MY151722A (en) | 2006-07-07 | 2014-06-30 | Fraunhofer Ges Forschung | Concept for combining multiple parametrically coded audio sources |
WO2008039038A1 (en) | 2006-09-29 | 2008-04-03 | Electronics And Telecommunications Research Institute | Apparatus and method for coding and decoding multi-object audio signal with various channel |
KR101120909B1 (ko) | 2006-10-16 | 2012-02-27 | 프라운호퍼-게젤샤프트 츄어 푀르더룽 데어 안게반텐 포르슝에.파우. | 멀티 채널 파라미터 변환 장치, 방법 및 컴퓨터로 판독가능한 매체 |
DE602007013415D1 (de) * | 2006-10-16 | 2011-05-05 | Dolby Sweden Ab | Erweiterte codierung und parameterrepräsentation einer mehrkanaligen heruntergemischten objektcodierung |
WO2008060111A1 (en) * | 2006-11-15 | 2008-05-22 | Lg Electronics Inc. | A method and an apparatus for decoding an audio signal |
RU2439719C2 (ru) | 2007-04-26 | 2012-01-10 | Долби Свиден АБ | Устройство и способ для синтезирования выходного сигнала |
US8295494B2 (en) | 2007-08-13 | 2012-10-23 | Lg Electronics Inc. | Enhancing audio with remixing capability |
KR101244515B1 (ko) | 2007-10-17 | 2013-03-18 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 업믹스를 이용한 오디오 코딩 |
-
2008
- 2008-02-14 CA CA2645913A patent/CA2645913C/en active Active
- 2008-02-14 CA CA2645915A patent/CA2645915C/en active Active
- 2008-02-14 AU AU2008215230A patent/AU2008215230B2/en active Active
- 2008-02-14 KR KR1020097001828A patent/KR101069268B1/ko active IP Right Grant
- 2008-02-14 JP JP2009532306A patent/JP2010506232A/ja active Pending
- 2008-02-14 WO PCT/KR2008/000883 patent/WO2008100098A1/en active Application Filing
- 2008-02-14 AT AT08712512T patent/ATE526659T1/de not_active IP Right Cessation
- 2008-02-14 KR KR1020097001827A patent/KR101049143B1/ko active IP Right Grant
- 2008-02-14 TW TW097105210A patent/TWI431610B/zh active
- 2008-02-14 CA CA2645912A patent/CA2645912C/en active Active
- 2008-02-14 EP EP08712511A patent/EP2115739A4/en not_active Ceased
- 2008-02-14 EP EP08712513.4A patent/EP2111617B1/en active Active
- 2008-02-14 MX MX2008013073A patent/MX2008013073A/es active IP Right Grant
- 2008-02-14 WO PCT/KR2008/000884 patent/WO2008100099A1/en active Application Filing
- 2008-02-14 JP JP2009532305A patent/JP5254983B2/ja active Active
- 2008-02-14 KR KR1020097001829A patent/KR101041825B1/ko active IP Right Grant
- 2008-02-14 MX MX2008013078A patent/MX2008013078A/es active IP Right Grant
- 2008-02-14 AU AU2008215232A patent/AU2008215232B2/en active Active
- 2008-02-14 TW TW097105208A patent/TWI443647B/zh active
- 2008-02-14 WO PCT/KR2008/000885 patent/WO2008100100A1/en active Application Filing
- 2008-02-14 AU AU2008215231A patent/AU2008215231B2/en active Active
- 2008-02-14 US US12/438,929 patent/US8296158B2/en active Active
- 2008-02-14 TW TW097105206A patent/TWI396187B/zh active
- 2008-02-14 EP EP08712512A patent/EP2111616B1/en active Active
- 2008-02-14 US US12/438,928 patent/US8271289B2/en active Active
- 2008-02-14 MX MX2008012986A patent/MX2008012986A/es active IP Right Grant
- 2008-02-14 BR BRPI0802614-9A patent/BRPI0802614A2/pt not_active IP Right Cessation
- 2008-02-14 JP JP2009534511A patent/JP5232795B2/ja active Active
- 2008-02-14 BR BRPI0802613-0A patent/BRPI0802613A2/pt not_active IP Right Cessation
- 2008-02-14 US US12/438,938 patent/US8756066B2/en active Active
-
2011
- 2011-02-11 US US13/026,190 patent/US8417531B2/en active Active
- 2011-02-11 US US13/026,182 patent/US8234122B2/en active Active
- 2011-02-11 US US13/026,172 patent/US8204756B2/en active Active
-
2012
- 2012-05-28 JP JP2012120606A patent/JP5291227B2/ja not_active Expired - Fee Related
-
2014
- 2014-06-16 US US14/306,169 patent/US9449601B2/en active Active
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BRPI0802614A2 (pt) | métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto | |
WO2006126844A8 (en) | Method and apparatus for decoding an audio signal | |
TW200731833A (en) | Method and apparatus for processing a media signal | |
SE0400998D0 (sv) | Method for representing multi-channel audio signals | |
MX2009005159A (es) | Un metodo y un aparato para descodificar una señal de audio. | |
MY176994A (en) | Apparatus and method for efficient object metadata coding | |
CL2012001493A1 (es) | Un metodo para decodificar una trama de una señal de audio digital codificada. | |
WO2011062424A3 (en) | Method and apparatus for transmitting and receiving data in a communication system | |
JP2009500658A5 (pt) | ||
MX2019005147A (es) | Aparato y metodo para codificar o decodificar una se?al multicanal usando una ganancia lateral y una ganancia residual. | |
WO2006126857A3 (en) | Method of encoding and decoding an audio signal | |
WO2010087614A3 (ko) | 오디오 신호의 부호화 및 복호화 방법 및 그 장치 | |
TW200746045A (en) | Method for encoding and decoding multi-channel audio signal and apparatus thereof | |
MX2009005969A (es) | Un metodo y aparato para procesar una señal de audio. | |
WO2009031871A3 (en) | A method and an apparatus of decoding an audio signal | |
UA98488C2 (ru) | Способ (варианты) и устройство (варианты) для распознавания широковещательных сообщений в беспроводных сигналах | |
WO2011021845A3 (en) | Method and apparatus for encoding multi-channel audio signal and method and apparatus for decoding multi-channel audio signal | |
WO2010143907A3 (ko) | 다객체 오디오 신호를 부호화하는 방법 및 부호화 장치, 복호화 방법 및 복호화 장치, 그리고 트랜스코딩 방법 및 트랜스코더 | |
WO2009096715A3 (ko) | 오디오 신호의 부호화, 복호화 방법 및 장치 | |
WO2010090427A3 (ko) | 오디오 신호의 부호화 및 복호화 방법 및 그 장치 | |
WO2010050740A3 (ko) | 멀티 채널 신호의 부호화/복호화 장치 및 방법 | |
MX2008002760A (es) | Metodo para decodificar una senal de audio. | |
ATE478417T1 (de) | Verfahren und vorrichtung zum verarbeiten codierter audiodaten | |
TW200746842A (en) | Apparatus for processing media signal and method thereof | |
WO2010064877A3 (en) | A method and an apparatus for processing an audio signal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 10A ANUIDADE. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |