MX367544B - Generación de ruido de confort. - Google Patents
Generación de ruido de confort.Info
- Publication number
- MX367544B MX367544B MX2017016769A MX2017016769A MX367544B MX 367544 B MX367544 B MX 367544B MX 2017016769 A MX2017016769 A MX 2017016769A MX 2017016769 A MX2017016769 A MX 2017016769A MX 367544 B MX367544 B MX 367544B
- Authority
- MX
- Mexico
- Prior art keywords
- comfort noise
- noise generation
- generation
- exploiting
- apparatuses
- 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
- G10L19/012—Comfort noise or silence coding
-
- 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
- G10L19/02—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
- G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
Abstract
Se describen aparatos, arreglos y métodos de los mismos para la generación de ruido de confort. En corto, la solución se relaciona con la explotación de la coherencia espacial de múltiples canales de entrada de audio con el fin de generar ruido de confort multicanal de alta calidad.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SE2014/050179 WO2015122809A1 (en) | 2014-02-14 | 2014-02-14 | Comfort noise generation |
Publications (1)
Publication Number | Publication Date |
---|---|
MX367544B true MX367544B (es) | 2019-08-27 |
Family
ID=50193566
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2017016769A MX367544B (es) | 2014-02-14 | 2014-02-14 | Generación de ruido de confort. |
MX2016010339A MX353120B (es) | 2014-02-14 | 2014-02-14 | Generación de ruido de confort. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2016010339A MX353120B (es) | 2014-02-14 | 2014-02-14 | Generación de ruido de confort. |
Country Status (6)
Country | Link |
---|---|
US (3) | US10861470B2 (es) |
EP (2) | EP3244404B1 (es) |
BR (1) | BR112016018510B1 (es) |
ES (1) | ES2687617T3 (es) |
MX (2) | MX367544B (es) |
WO (1) | WO2015122809A1 (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3244404B1 (en) * | 2014-02-14 | 2018-06-20 | Telefonaktiebolaget LM Ericsson (publ) | Comfort noise generation |
US10542153B2 (en) * | 2017-08-03 | 2020-01-21 | Bose Corporation | Multi-channel residual echo suppression |
US10594869B2 (en) | 2017-08-03 | 2020-03-17 | Bose Corporation | Mitigating impact of double talk for residual echo suppressors |
WO2019070722A1 (en) | 2017-10-03 | 2019-04-11 | Bose Corporation | SPACE DIAGRAM DETECTOR |
KR20230058546A (ko) * | 2018-04-05 | 2023-05-03 | 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) | 컴포트 노이즈 생성 지원 |
EP4270390A3 (en) * | 2018-06-28 | 2024-01-17 | Telefonaktiebolaget LM Ericsson (publ) | Adaptive comfort noise parameter determination |
US10964305B2 (en) | 2019-05-20 | 2021-03-30 | Bose Corporation | Mitigating impact of double talk for residual echo suppressors |
WO2022042908A1 (en) * | 2020-08-31 | 2022-03-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel signal generator, audio encoder and related methods relying on a mixing noise signal |
KR20240001154A (ko) * | 2021-04-29 | 2024-01-03 | 보이세지 코포레이션 | 디코딩된 사운드 신호에 있어서 멀티-채널 컴포트 노이즈 주입을 위한 방법 및 디바이스 |
WO2024074302A1 (en) * | 2022-10-05 | 2024-04-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Coherence calculation for stereo discontinuous transmission (dtx) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6577862B1 (en) * | 1999-12-23 | 2003-06-10 | Ericsson Inc. | System and method for providing comfort noise in a mobile communication network |
US7698008B2 (en) * | 2005-09-08 | 2010-04-13 | Apple Inc. | Content-based audio comparisons |
US20080004870A1 (en) | 2006-06-30 | 2008-01-03 | Chi-Min Liu | Method of detecting for activating a temporal noise shaping process in coding audio signals |
CN101501761B (zh) | 2006-08-15 | 2012-02-08 | 杜比实验室特许公司 | 无需边信息对时域噪声包络的任意整形 |
US8428957B2 (en) | 2007-08-24 | 2013-04-23 | Qualcomm Incorporated | Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands |
FR2950461B1 (fr) * | 2009-09-22 | 2011-10-21 | Parrot | Procede de filtrage optimise des bruits non stationnaires captes par un dispositif audio multi-microphone, notamment un dispositif telephonique "mains libres" pour vehicule automobile |
CN102859591B (zh) * | 2010-04-12 | 2015-02-18 | 瑞典爱立信有限公司 | 用于语音编码器中的噪声消除的方法和装置 |
US8589153B2 (en) * | 2011-06-28 | 2013-11-19 | Microsoft Corporation | Adaptive conference comfort noise |
CN104050969A (zh) * | 2013-03-14 | 2014-09-17 | 杜比实验室特许公司 | 空间舒适噪声 |
EP3244404B1 (en) * | 2014-02-14 | 2018-06-20 | Telefonaktiebolaget LM Ericsson (publ) | Comfort noise generation |
-
2014
- 2014-02-14 EP EP17176159.6A patent/EP3244404B1/en active Active
- 2014-02-14 MX MX2017016769A patent/MX367544B/es unknown
- 2014-02-14 WO PCT/SE2014/050179 patent/WO2015122809A1/en active Application Filing
- 2014-02-14 ES ES17176159.6T patent/ES2687617T3/es active Active
- 2014-02-14 BR BR112016018510-2A patent/BR112016018510B1/pt active IP Right Grant
- 2014-02-14 US US15/118,720 patent/US10861470B2/en active Active
- 2014-02-14 EP EP14707857.0A patent/EP3105755B1/en active Active
- 2014-02-14 MX MX2016010339A patent/MX353120B/es active IP Right Grant
-
2020
- 2020-12-02 US US17/109,267 patent/US11423915B2/en active Active
-
2022
- 2022-07-13 US US17/864,060 patent/US11817109B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3244404A1 (en) | 2017-11-15 |
US20210166703A1 (en) | 2021-06-03 |
MX2016010339A (es) | 2016-11-11 |
EP3105755A1 (en) | 2016-12-21 |
US20220351738A1 (en) | 2022-11-03 |
WO2015122809A1 (en) | 2015-08-20 |
EP3105755B1 (en) | 2017-07-26 |
US11423915B2 (en) | 2022-08-23 |
EP3244404B1 (en) | 2018-06-20 |
BR112016018510B1 (pt) | 2022-05-31 |
US11817109B2 (en) | 2023-11-14 |
MX353120B (es) | 2017-12-20 |
BR112016018510A2 (es) | 2017-08-08 |
US10861470B2 (en) | 2020-12-08 |
ES2687617T3 (es) | 2018-10-26 |
US20170047072A1 (en) | 2017-02-16 |
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