IN2015MN02784A - - Google Patents
Info
- Publication number
- IN2015MN02784A IN2015MN02784A IN2784MUN2015A IN2015MN02784A IN 2015MN02784 A IN2015MN02784 A IN 2015MN02784A IN 2784MUN2015 A IN2784MUN2015 A IN 2784MUN2015A IN 2015MN02784 A IN2015MN02784 A IN 2015MN02784A
- Authority
- IN
- India
- Prior art keywords
- time domain
- audio signal
- domain representation
- stage
- processing system
- Prior art date
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
- G10L19/008—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 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
- G10L19/032—Quantisation or dequantisation of spectral components
-
- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361809019P | 2013-04-05 | 2013-04-05 | |
| US201361875959P | 2013-09-10 | 2013-09-10 | |
| PCT/EP2014/056857 WO2014161996A2 (fr) | 2013-04-05 | 2014-04-04 | Système de traitement audio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2015MN02784A true IN2015MN02784A (fr) | 2015-10-23 |
Family
ID=50489074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN2784MUN2015 IN2015MN02784A (fr) | 2013-04-05 | 2014-04-04 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US9478224B2 (fr) |
| EP (1) | EP2981956B1 (fr) |
| JP (2) | JP6013646B2 (fr) |
| KR (1) | KR101717006B1 (fr) |
| CN (2) | CN109509478B (fr) |
| BR (1) | BR112015025092B1 (fr) |
| ES (1) | ES2934646T3 (fr) |
| IN (1) | IN2015MN02784A (fr) |
| RU (1) | RU2625444C2 (fr) |
| WO (1) | WO2014161996A2 (fr) |
Families Citing this family (38)
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| TWI557727B (zh) | 2013-04-05 | 2016-11-11 | 杜比國際公司 | 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品 |
| WO2016030568A1 (fr) * | 2014-08-28 | 2016-03-03 | Nokia Technologies Oy | Quantification de paramètre audio |
| WO2016142002A1 (fr) * | 2015-03-09 | 2016-09-15 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Codeur audio, décodeur audio, procédé de codage de signal audio et procédé de décodage de signal audio codé |
| BR112017021865A2 (pt) * | 2015-04-10 | 2018-07-10 | Thomson Licensing | método e dispositivos para a codificação de múltiplos sinais de áudio, e método e dispositivo para a decodificação de múltiplos sinais de áudio contendo separação aperfeiçoada |
| EP3107096A1 (fr) | 2015-06-16 | 2016-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Décodage à échelle réduite |
| US10861475B2 (en) * | 2015-11-10 | 2020-12-08 | Dolby International Ab | Signal-dependent companding system and method to reduce quantization noise |
| CN108496221B (zh) | 2016-01-26 | 2020-01-21 | 杜比实验室特许公司 | 自适应量化 |
| KR102546098B1 (ko) * | 2016-03-21 | 2023-06-22 | 한국전자통신연구원 | 블록 기반의 오디오 부호화/복호화 장치 및 그 방법 |
| CN105847963A (zh) * | 2016-03-31 | 2016-08-10 | 乐视控股（北京）有限公司 | 一种应用于电视的音频调试方法及装置 |
| US10770082B2 (en) * | 2016-06-22 | 2020-09-08 | Dolby International Ab | Audio decoder and method for transforming a digital audio signal from a first to a second frequency domain |
| US10249307B2 (en) * | 2016-06-27 | 2019-04-02 | Qualcomm Incorporated | Audio decoding using intermediate sampling rate |
| US10224042B2 (en) | 2016-10-31 | 2019-03-05 | Qualcomm Incorporated | Encoding of multiple audio signals |
| JP6817433B2 (ja) | 2016-11-08 | 2021-01-20 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | 少なくとも２つのチャンネルをダウンミックスするためのダウンミキサおよび方法ならびにマルチチャンネルエンコーダおよびマルチチャンネルデコーダ |
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| US10475457B2 (en) * | 2017-07-03 | 2019-11-12 | Qualcomm Incorporated | Time-domain inter-channel prediction |
| KR102392804B1 (ko) * | 2017-07-28 | 2022-04-29 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 인코딩된 다채널 신호를 광대역 필터에 의해 생성된 충전 신호를 사용하여 인코딩 또는 디코딩하는 장치 |
| US10950251B2 (en) * | 2018-03-05 | 2021-03-16 | Dts, Inc. | Coding of harmonic signals in transform-based audio codecs |
| IL328427A (en) * | 2018-04-25 | 2026-07-01 | Dolby Int Ab | Combining high-frequency reconstruction techniques with reduced post-processing delay |
| CN116156411A (zh) | 2018-06-18 | 2023-05-23 | 奇跃公司 | 用于交互式音频环境的空间音频 |
| WO2020009082A1 (fr) * | 2018-07-03 | 2020-01-09 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | Dispositif et procédé de codage |
| US11430463B2 (en) * | 2018-07-12 | 2022-08-30 | Dolby Laboratories Licensing Corporation | Dynamic EQ |
| JP2022523564A (ja) | 2019-03-04 | 2022-04-25 | アイオーカレンツ， インコーポレイテッド | 機械学習を使用するデータ圧縮および通信 |
| WO2020216459A1 (fr) * | 2019-04-23 | 2020-10-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil, procédé ou programme informatique permettant de générer une représentation de mixage réducteur de sortie |
| CN110335615B (zh) * | 2019-05-05 | 2021-11-16 | 北京字节跳动网络技术有限公司 | 音频数据的处理方法、装置、电子设备及存储介质 |
| WO2021004048A1 (fr) * | 2019-07-09 | 2021-01-14 | 海信视像科技股份有限公司 | Dispositif d'affichage et procédé de transmission de données audio |
| WO2021046060A1 (fr) | 2019-09-03 | 2021-03-11 | Dolby Laboratories Licensing Corporation | Codec d'effets de basses fréquences, faible latence |
| RU2731602C1 (ru) * | 2019-09-30 | 2020-09-04 | Ордена трудового Красного Знамени федеральное государственное бюджетное образовательное учреждение высшего образования "Московский технический университет связи и информатики" (МТУСИ) | Способ и устройство компандирования с предыскажением звуковых вещательных сигналов |
| CN113140225B (zh) * | 2020-01-20 | 2024-07-02 | 腾讯科技（深圳）有限公司 | 语音信号处理方法、装置、电子设备及存储介质 |
| CN111354365B (zh) * | 2020-03-10 | 2023-10-31 | 苏宁云计算有限公司 | 一种纯语音数据采样率识别方法、装置、系统 |
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| UA130176C2 (uk) | 2020-12-02 | 2025-12-03 | Долбі Лабораторіс Лайсензін Корпорейшн | Носій інформації та спосіб кодування звукового сигналу, в якому використовують стратегію понижувального мікшування |
| EP4243014A4 (fr) | 2021-01-25 | 2024-07-17 | Samsung Electronics Co., Ltd. | Appareil et procédé de traitement d'un signal audio multicanal |
| CN117157706A (zh) * | 2021-03-11 | 2023-12-01 | 弗劳恩霍夫应用研究促进协会 | 用于对音频信号进行解相关的音频解相关器、处理系统和方法 |
| CN118038879A (zh) * | 2022-11-07 | 2024-05-14 | 抖音视界有限公司 | 一种音频数据的编码方法、解码方法及装置 |
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| CN102959620B (zh) | 2011-02-14 | 2015-05-13 | 弗兰霍菲尔运输应用研究公司 | 利用重迭变换的信息信号表示 |
| EP2523473A1 (fr) * | 2011-05-11 | 2012-11-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé de génération d'un signal de sortie employant décomposeur |
| WO2013068587A2 (fr) | 2011-11-11 | 2013-05-16 | Dolby International Ab | Suréchantillonnage utilisant une reproduction de bande spectrale (sbr) suréchantillonnée |
| WO2014161996A2 (fr) * | 2013-04-05 | 2014-10-09 | Dolby International Ab | Système de traitement audio |
-
2014
- 2014-04-04 WO PCT/EP2014/056857 patent/WO2014161996A2/fr not_active Ceased
- 2014-04-04 KR KR1020157031853A patent/KR101717006B1/ko active Active
- 2014-04-04 US US14/781,232 patent/US9478224B2/en active Active
- 2014-04-04 CN CN201910045920.8A patent/CN109509478B/zh active Active
- 2014-04-04 CN CN201480024625.XA patent/CN105247613B/zh active Active
- 2014-04-04 EP EP14717713.3A patent/EP2981956B1/fr active Active
- 2014-04-04 JP JP2016505845A patent/JP6013646B2/ja active Active
- 2014-04-04 IN IN2784MUN2015 patent/IN2015MN02784A/en unknown
- 2014-04-04 ES ES14717713T patent/ES2934646T3/es active Active
- 2014-04-04 RU RU2015147158A patent/RU2625444C2/ru active
- 2014-04-04 BR BR112015025092-0A patent/BR112015025092B1/pt active IP Right Grant
-
2016
- 2016-09-01 US US15/255,009 patent/US9812136B2/en active Active
- 2016-09-21 JP JP2016184272A patent/JP6407928B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014161996A2 (fr) | 2014-10-09 |
| KR101717006B1 (ko) | 2017-03-15 |
| BR112015025092A2 (pt) | 2017-07-18 |
| US20160055855A1 (en) | 2016-02-25 |
| CN105247613A (zh) | 2016-01-13 |
| CN105247613B (zh) | 2019-01-18 |
| JP6407928B2 (ja) | 2018-10-17 |
| RU2625444C2 (ru) | 2017-07-13 |
| JP2016514858A (ja) | 2016-05-23 |
| ES2934646T3 (es) | 2023-02-23 |
| US9478224B2 (en) | 2016-10-25 |
| US9812136B2 (en) | 2017-11-07 |
| WO2014161996A3 (fr) | 2014-12-04 |
| RU2015147158A (ru) | 2017-05-17 |
| CN109509478A (zh) | 2019-03-22 |
| KR20150139601A (ko) | 2015-12-11 |
| HK1214026A1 (zh) | 2016-07-15 |
| JP2017017749A (ja) | 2017-01-19 |
| EP2981956A2 (fr) | 2016-02-10 |
| BR112015025092B1 (pt) | 2022-01-11 |
| JP6013646B2 (ja) | 2016-10-25 |
| EP2981956B1 (fr) | 2022-11-30 |
| CN109509478B (zh) | 2023-09-05 |
| US20160372123A1 (en) | 2016-12-22 |
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