CL2016002009A1 - Extension armonica de ancho de banda de señales de audio - Google Patents
Extension armonica de ancho de banda de señales de audioInfo
- Publication number
- CL2016002009A1 CL2016002009A1 CL2016002009A CL2016002009A CL2016002009A1 CL 2016002009 A1 CL2016002009 A1 CL 2016002009A1 CL 2016002009 A CL2016002009 A CL 2016002009A CL 2016002009 A CL2016002009 A CL 2016002009A CL 2016002009 A1 CL2016002009 A1 CL 2016002009A1
- Authority
- CL
- Chile
- Prior art keywords
- signal
- audio signal
- linear processing
- high band
- low band
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title abstract 3
- 238000000034 method Methods 0.000 abstract 4
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
- G10L19/02—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
- G10L19/0204—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 using subband decomposition
-
- 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
- G10L21/0272—Voice signal separating
-
- 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
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading 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
- G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
UN METODO DE EXTENSION ARMONICA DE ANCHO DE BANDA DE SEÑALES DE AUDIO QUE INCLUYE SEPARAR, EN UN DISPOSITIVO, UNA SEÑAL DE AUDIO DE ENTRADA AL MENOS EN UNA SEÑAL DE BANDA BAJA Y UNA SEÑAL DE BANDA ALTA, LA SEÑAL DE BANDA BAJA CORRESPONDE A UN RANGO DE FRECUENCIA DE BANDA BAJA Y LA SEÑAL DE BANDA ALTO CORRESPONDE A UN RANGO DE FRECUENCIA DE BANDA ALTO, EL METODO TAMBIEN INCLUYE SELECCIONAR UNA FUNCION DE PROCESAMIENTO NO LINEAL DE UNA PLURALIDAD DE FUNCIONES DE PROCESAMIENTO NO LINEALES, EL METODO INCLUYE ADEMAS GENERAR UNA PRIMERA SEÑAL EXTENDIDA CON BASE EN LA SEÑAL DE BANDA BAJA Y LA FUNCION DE PROCESAMIENTO NO LINEAL, EL METODO TAMBIEN INCLUYE GENERAR AL MENOS UN PARAMETRO DE AJUSTE CON BASE EN LA PRIMERA SEÑAL EXTENDIDA, LA SERIAL DE BANDA ALTO, O AMBAS.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461939585P | 2014-02-13 | 2014-02-13 | |
| US14/617,524 US9564141B2 (en) | 2014-02-13 | 2015-02-09 | Harmonic bandwidth extension of audio signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2016002009A1 true CL2016002009A1 (es) | 2017-01-27 |
Family
ID=53775460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2016002009A CL2016002009A1 (es) | 2014-02-13 | 2016-08-10 | Extension armonica de ancho de banda de señales de audio |
Country Status (25)
| Country | Link |
|---|---|
| US (1) | US9564141B2 (es) |
| EP (1) | EP3105757B1 (es) |
| JP (1) | JP6290434B2 (es) |
| KR (1) | KR101827665B1 (es) |
| CN (1) | CN105981102B (es) |
| AU (1) | AU2015217340B2 (es) |
| BR (1) | BR112016018575B1 (es) |
| CA (1) | CA2936987C (es) |
| CL (1) | CL2016002009A1 (es) |
| DK (1) | DK3105757T3 (es) |
| ES (1) | ES2777282T3 (es) |
| HU (1) | HUE046891T2 (es) |
| IL (1) | IL246787B (es) |
| MX (1) | MX349848B (es) |
| MY (1) | MY180821A (es) |
| NZ (1) | NZ721890A (es) |
| PH (1) | PH12016501396B1 (es) |
| PL (1) | PL3105757T3 (es) |
| PT (1) | PT3105757T (es) |
| RU (1) | RU2651218C2 (es) |
| SA (1) | SA516371666B1 (es) |
| SG (1) | SG11201605412VA (es) |
| SI (1) | SI3105757T1 (es) |
| TW (1) | TWI559298B (es) |
| WO (1) | WO2015123210A1 (es) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103516440B (zh) | 2012-06-29 | 2015-07-08 | 华为技术有限公司 | 语音频信号处理方法和编码装置 |
| TWI557726B (zh) * | 2013-08-29 | 2016-11-11 | 杜比國際公司 | 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法 |
| KR20160087827A (ko) * | 2013-11-22 | 2016-07-22 | 퀄컴 인코포레이티드 | 고대역 코딩에서의 선택적 위상 보상 |
| FR3020732A1 (fr) * | 2014-04-30 | 2015-11-06 | Orange | Correction de perte de trame perfectionnee avec information de voisement |
| US20160180860A1 (en) * | 2014-12-23 | 2016-06-23 | Qualcomm Incorporated | High order B-spline sampling rate conversion (SRC) |
| US9837089B2 (en) | 2015-06-18 | 2017-12-05 | Qualcomm Incorporated | High-band signal generation |
| US10847170B2 (en) * | 2015-06-18 | 2020-11-24 | Qualcomm Incorporated | Device and method for generating a high-band signal from non-linearly processed sub-ranges |
| CA3016837C (en) * | 2016-03-07 | 2021-09-28 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Hybrid concealment method: combination of frequency and time domain packet loss concealment in audio codecs |
| WO2018084848A1 (en) * | 2016-11-04 | 2018-05-11 | Hewlett-Packard Development Company, L.P. | Dominant frequency processing of audio signals |
| EP3382704A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for determining a predetermined characteristic related to a spectral enhancement processing of an audio signal |
| US10825467B2 (en) * | 2017-04-21 | 2020-11-03 | Qualcomm Incorporated | Non-harmonic speech detection and bandwidth extension in a multi-source environment |
| CN110322882A (zh) * | 2019-05-13 | 2019-10-11 | 厦门亿联网络技术股份有限公司 | 一种生成混合语音数据的方法及系统 |
| CN113963703B (zh) * | 2020-07-03 | 2025-05-02 | 华为技术有限公司 | 一种音频编码的方法和编解码设备 |
| CN113948094B (zh) | 2020-07-16 | 2026-01-02 | 华为技术有限公司 | 音频编解码方法和相关装置及计算机可读存储介质 |
| KR20260004452A (ko) * | 2023-04-26 | 2026-01-08 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 인코더에서 스케일 파라미터의 고조파 의존적 기울기 제어 장치 및 방법 |
| TWI868764B (zh) * | 2023-06-30 | 2025-01-01 | 華碩電腦股份有限公司 | 音訊處理裝置以及音訊處理方法 |
| US12647085B2 (en) * | 2023-08-25 | 2026-06-02 | Scaler Plugin Pty Ltd | Audio processing system |
| WO2025199960A1 (zh) * | 2024-03-29 | 2025-10-02 | 瑞声开泰声学科技(上海)有限公司 | 一种音频处理方法、电子设备及存储介质 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2006232357C1 (en) | 2005-04-01 | 2010-11-25 | Qualcomm Incorporated | Method and apparatus for vector quantizing of a spectral envelope representation |
| WO2006116025A1 (en) * | 2005-04-22 | 2006-11-02 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor smoothing |
| US8311840B2 (en) | 2005-06-28 | 2012-11-13 | Qnx Software Systems Limited | Frequency extension of harmonic signals |
| EP1772855B1 (en) * | 2005-10-07 | 2013-09-18 | Nuance Communications, Inc. | Method for extending the spectral bandwidth of a speech signal |
| US9454974B2 (en) * | 2006-07-31 | 2016-09-27 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor limiting |
| EP1947644B1 (en) | 2007-01-18 | 2019-06-19 | Nuance Communications, Inc. | Method and apparatus for providing an acoustic signal with extended band-width |
| PL2291842T3 (pl) * | 2008-07-11 | 2014-08-29 | Fraunhofer Ges Forschung | Urządzenie i sposób do generowania sygnału o rozszerzonej szerokości pasma |
| JP2010079275A (ja) * | 2008-08-29 | 2010-04-08 | Sony Corp | 周波数帯域拡大装置及び方法、符号化装置及び方法、復号化装置及び方法、並びにプログラム |
| CA2966469C (en) * | 2009-01-28 | 2020-05-05 | Dolby International Ab | Improved harmonic transposition |
| JP4892021B2 (ja) * | 2009-02-26 | 2012-03-07 | 株式会社東芝 | 信号帯域拡張装置 |
| TWI556227B (zh) * | 2009-05-27 | 2016-11-01 | 杜比國際公司 | 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體 |
| US8447617B2 (en) * | 2009-12-21 | 2013-05-21 | Mindspeed Technologies, Inc. | Method and system for speech bandwidth extension |
| CA2792449C (en) * | 2010-03-09 | 2017-12-05 | Dolby International Ab | Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals |
| US8600737B2 (en) * | 2010-06-01 | 2013-12-03 | Qualcomm Incorporated | Systems, methods, apparatus, and computer program products for wideband speech coding |
| JP5777041B2 (ja) * | 2010-07-23 | 2015-09-09 | 沖電気工業株式会社 | 帯域拡張装置及びプログラム、並びに、音声通信装置 |
-
2015
- 2015-02-09 US US14/617,524 patent/US9564141B2/en active Active
- 2015-02-10 JP JP2016550268A patent/JP6290434B2/ja active Active
- 2015-02-10 ES ES15706610T patent/ES2777282T3/es active Active
- 2015-02-10 SG SG11201605412VA patent/SG11201605412VA/en unknown
- 2015-02-10 SI SI201531104T patent/SI3105757T1/sl unknown
- 2015-02-10 PL PL15706610T patent/PL3105757T3/pl unknown
- 2015-02-10 CN CN201580007190.2A patent/CN105981102B/zh active Active
- 2015-02-10 WO PCT/US2015/015242 patent/WO2015123210A1/en not_active Ceased
- 2015-02-10 NZ NZ721890A patent/NZ721890A/en unknown
- 2015-02-10 DK DK15706610.1T patent/DK3105757T3/da active
- 2015-02-10 HU HUE15706610A patent/HUE046891T2/hu unknown
- 2015-02-10 RU RU2016133008A patent/RU2651218C2/ru active
- 2015-02-10 MY MYPI2016702572A patent/MY180821A/en unknown
- 2015-02-10 KR KR1020167024534A patent/KR101827665B1/ko active Active
- 2015-02-10 BR BR112016018575-7A patent/BR112016018575B1/pt active IP Right Grant
- 2015-02-10 TW TW104104441A patent/TWI559298B/zh active
- 2015-02-10 MX MX2016010358A patent/MX349848B/es active IP Right Grant
- 2015-02-10 CA CA2936987A patent/CA2936987C/en active Active
- 2015-02-10 PT PT157066101T patent/PT3105757T/pt unknown
- 2015-02-10 EP EP15706610.1A patent/EP3105757B1/en active Active
- 2015-02-10 AU AU2015217340A patent/AU2015217340B2/en active Active
-
2016
- 2016-07-14 PH PH12016501396A patent/PH12016501396B1/en unknown
- 2016-07-14 IL IL246787A patent/IL246787B/en active IP Right Grant
- 2016-08-10 CL CL2016002009A patent/CL2016002009A1/es unknown
- 2016-08-11 SA SA516371666A patent/SA516371666B1/ar unknown
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