PL4205107T3 - Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania - Google Patents
Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowaniaInfo
- Publication number
- PL4205107T3 PL4205107T3 PL21739085.5T PL21739085T PL4205107T3 PL 4205107 T3 PL4205107 T3 PL 4205107T3 PL 21739085 T PL21739085 T PL 21739085T PL 4205107 T3 PL4205107 T3 PL 4205107T3
- Authority
- PL
- Poland
- Prior art keywords
- related methods
- audio encoder
- signal generator
- methods relying
- mixing noise
- 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
- G10L19/012—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
- 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
- G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereo-Broadcasting Methods (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuits Of Receivers In General (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20193716 | 2020-08-31 | ||
| PCT/EP2021/068079 WO2022042908A1 (en) | 2020-08-31 | 2021-06-30 | Multi-channel signal generator, audio encoder and related methods relying on a mixing noise signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4205107T3 true PL4205107T3 (pl) | 2025-08-18 |
Family
ID=72432694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21739085.5T PL4205107T3 (pl) | 2020-08-31 | 2021-06-30 | Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US12597430B2 (pl) |
| EP (2) | EP4205107B1 (pl) |
| JP (1) | JP7584631B2 (pl) |
| KR (1) | KR20230058705A (pl) |
| CN (1) | CN116075889A (pl) |
| AU (2) | AU2021331096B2 (pl) |
| BR (1) | BR112023003557A2 (pl) |
| CA (1) | CA3190884A1 (pl) |
| ES (1) | ES3028541T3 (pl) |
| MX (1) | MX2023002238A (pl) |
| PL (1) | PL4205107T3 (pl) |
| TW (2) | TWI840892B (pl) |
| WO (1) | WO2022042908A1 (pl) |
| ZA (1) | ZA202303737B (pl) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024051954A1 (en) * | 2022-09-09 | 2024-03-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder and encoding method for discontinuous transmission of parametrically coded independent streams with metadata |
| WO2024051955A1 (en) * | 2022-09-09 | 2024-03-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder and decoding method for discontinuous transmission of parametrically coded independent streams with metadata |
| EP4599439A1 (en) * | 2022-10-05 | 2025-08-13 | Telefonaktiebolaget LM Ericsson (publ) | Coherence calculation for stereo discontinuous transmission (dtx) |
| CN120226074A (zh) * | 2022-11-18 | 2025-06-27 | 沃伊斯亚吉公司 | 基于对象的音频编解码器中不连续传输的方法和设备 |
| TWI841229B (zh) * | 2023-02-09 | 2024-05-01 | 大陸商星宸科技股份有限公司 | 語音增強方法及執行語音增強方法的處理電路 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9454974B2 (en) | 2006-07-31 | 2016-09-27 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor limiting |
| AU2007312597B2 (en) * | 2006-10-16 | 2011-04-14 | Dolby International Ab | Apparatus and method for multi -channel parameter transformation |
| DE102007048973B4 (de) | 2007-10-12 | 2010-11-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung |
| ES2753899T3 (es) | 2008-03-04 | 2020-04-14 | Fraunhofer Ges Forschung | Mezclado de trenes de datos de entrada y generación de un tren de datos de salida a partir de los mismos |
| US8930197B2 (en) * | 2008-05-09 | 2015-01-06 | Nokia Corporation | Apparatus and method for encoding and reproduction of speech and audio signals |
| MY167980A (en) | 2009-10-20 | 2018-10-09 | Fraunhofer Ges Forschung | Multi- mode audio codec and celp coding adapted therefore |
| 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 |
| JP5753540B2 (ja) * | 2010-11-17 | 2015-07-22 | 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Ｐａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | ステレオ信号符号化装置、ステレオ信号復号装置、ステレオ信号符号化方法及びステレオ信号復号方法 |
| EP2845191B1 (en) | 2012-05-04 | 2019-03-13 | Xmos Inc. | Systems and methods for source signal separation |
| WO2014096279A1 (en) | 2012-12-21 | 2014-06-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Generation of a comfort noise with high spectro-temporal resolution in discontinuous transmission of audio signals |
| CN111145767B (zh) * | 2012-12-21 | 2023-07-25 | 弗劳恩霍夫应用研究促进协会 | 解码器及用于产生和处理编码频比特流的系统 |
| CN104050969A (zh) * | 2013-03-14 | 2014-09-17 | 杜比实验室特许公司 | 空间舒适噪声 |
| GB201401689D0 (en) * | 2014-01-31 | 2014-03-19 | Microsoft Corp | Audio signal processing |
| MX367544B (es) * | 2014-02-14 | 2019-08-27 | Ericsson Telefon Ab L M | Generación de ruido de confort. |
| CN113035212B (zh) * | 2015-05-20 | 2025-06-17 | 瑞典爱立信有限公司 | 多声道音频信号的编码 |
| EP3208800A1 (en) * | 2016-02-17 | 2017-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for stereo filing in multichannel coding |
| KR102417047B1 (ko) * | 2016-06-24 | 2022-07-06 | 삼성전자주식회사 | 잡음 환경에 적응적인 신호 처리방법 및 장치와 이를 채용하는 단말장치 |
| TWI714046B (zh) | 2018-04-05 | 2020-12-21 | 弗勞恩霍夫爾協會 | 用於估計聲道間時間差的裝置、方法或計算機程式 |
| WO2019193173A1 (en) * | 2018-04-05 | 2019-10-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Truncateable predictive coding |
-
2021
- 2021-06-30 EP EP21739085.5A patent/EP4205107B1/en active Active
- 2021-06-30 PL PL21739085.5T patent/PL4205107T3/pl unknown
- 2021-06-30 WO PCT/EP2021/068079 patent/WO2022042908A1/en not_active Ceased
- 2021-06-30 CN CN202180053712.8A patent/CN116075889A/zh active Pending
- 2021-06-30 JP JP2023514100A patent/JP7584631B2/ja active Active
- 2021-06-30 KR KR1020237011262A patent/KR20230058705A/ko active Pending
- 2021-06-30 ES ES21739085T patent/ES3028541T3/es active Active
- 2021-06-30 EP EP25170947.3A patent/EP4583102A3/en active Pending
- 2021-06-30 CA CA3190884A patent/CA3190884A1/en active Pending
- 2021-06-30 MX MX2023002238A patent/MX2023002238A/es unknown
- 2021-06-30 BR BR112023003557A patent/BR112023003557A2/pt unknown
- 2021-06-30 AU AU2021331096A patent/AU2021331096B2/en active Active
- 2021-08-23 TW TW111127307A patent/TWI840892B/zh active
- 2021-08-23 TW TW110131072A patent/TWI785753B/zh active
-
2023
- 2023-02-27 US US18/175,355 patent/US12597430B2/en active Active
- 2023-03-22 ZA ZA2023/03737A patent/ZA202303737B/en unknown
- 2023-10-25 AU AU2023254936A patent/AU2023254936B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| TWI785753B (zh) | 2022-12-01 |
| JP2023539348A (ja) | 2023-09-13 |
| US20230206930A1 (en) | 2023-06-29 |
| MX2023002238A (es) | 2023-04-21 |
| EP4205107C0 (en) | 2025-04-23 |
| EP4205107B1 (en) | 2025-04-23 |
| WO2022042908A1 (en) | 2022-03-03 |
| AU2023254936B2 (en) | 2025-03-27 |
| TWI840892B (zh) | 2024-05-01 |
| ZA202303737B (en) | 2025-09-25 |
| AU2021331096B2 (en) | 2023-11-16 |
| EP4583102A3 (en) | 2025-10-15 |
| ES3028541T3 (en) | 2025-06-19 |
| AU2021331096A1 (en) | 2023-03-23 |
| EP4205107A1 (en) | 2023-07-05 |
| CA3190884A1 (en) | 2022-03-03 |
| KR20230058705A (ko) | 2023-05-03 |
| JP7584631B2 (ja) | 2024-11-15 |
| CN116075889A (zh) | 2023-05-05 |
| EP4583102A2 (en) | 2025-07-09 |
| TW202320057A (zh) | 2023-05-16 |
| TW202215417A (zh) | 2022-04-16 |
| US12597430B2 (en) | 2026-04-07 |
| AU2023254936A1 (en) | 2023-11-16 |
| BR112023003557A2 (pt) | 2023-04-04 |
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