SG11201601032RA - Apparatus and method for processing an audio signal using a combination in an overlap range - Google Patents
Apparatus and method for processing an audio signal using a combination in an overlap rangeInfo
- Publication number
- SG11201601032RA SG11201601032RA SG11201601032RA SG11201601032RA SG11201601032RA SG 11201601032R A SG11201601032R A SG 11201601032RA SG 11201601032R A SG11201601032R A SG 11201601032RA SG 11201601032R A SG11201601032R A SG 11201601032RA SG 11201601032R A SG11201601032R A SG 11201601032RA
- Authority
- SG
- Singapore
- Prior art keywords
- combination
- processing
- audio signal
- overlap range
- overlap
- Prior art date
Links
Classifications
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- 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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- 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
- G10L19/0212—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 orthogonal transformation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
-
- 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
-
- 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
- G10L19/032—Quantisation or dequantisation of spectral components
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Optimization (AREA)
- Data Mining & Analysis (AREA)
- Computational Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Analysis (AREA)
- General Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- Algebra (AREA)
- Discrete Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Quality & Reliability (AREA)
- Control Of Amplification And Gain Control (AREA)
- Peptides Or Proteins (AREA)
- Complex Calculations (AREA)
- Analogue/Digital Conversion (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13181507 | 2013-08-23 | ||
| PCT/EP2014/067944 WO2015025051A1 (en) | 2013-08-23 | 2014-08-22 | Apparatus and method for processing an audio signal using a combination in an overlap range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201601032RA true SG11201601032RA (en) | 2016-03-30 |
Family
ID=51392261
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201601298WA SG11201601298WA (en) | 2013-08-23 | 2014-08-22 | Apparatus and method for processing an audio signal using an aliasing error signal |
| SG11201601032RA SG11201601032RA (en) | 2013-08-23 | 2014-08-22 | Apparatus and method for processing an audio signal using a combination in an overlap range |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201601298WA SG11201601298WA (en) | 2013-08-23 | 2014-08-22 | Apparatus and method for processing an audio signal using an aliasing error signal |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US10157624B2 (en) |
| EP (2) | EP3036738B1 (en) |
| JP (2) | JP6333379B2 (en) |
| KR (2) | KR101831286B1 (en) |
| CN (2) | CN105556601B (en) |
| AR (2) | AR097443A1 (en) |
| AU (2) | AU2014310547B2 (en) |
| BR (1) | BR112016003029B1 (en) |
| CA (2) | CA2921192C (en) |
| ES (2) | ES2693559T3 (en) |
| MX (2) | MX354372B (en) |
| MY (2) | MY175355A (en) |
| PL (1) | PL3028275T3 (en) |
| PT (1) | PT3028275T (en) |
| RU (2) | RU2641253C2 (en) |
| SG (2) | SG11201601298WA (en) |
| TW (2) | TWI570708B (en) |
| WO (2) | WO2015025052A1 (en) |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6124895A (en) * | 1997-10-17 | 2000-09-26 | Dolby Laboratories Licensing Corporation | Frame-based audio coding with video/audio data synchronization by dynamic audio frame alignment |
| JP4281131B2 (en) * | 1998-10-22 | 2009-06-17 | ソニー株式会社 | Signal encoding apparatus and method, and signal decoding apparatus and method |
| US6226608B1 (en) * | 1999-01-28 | 2001-05-01 | Dolby Laboratories Licensing Corporation | Data framing for adaptive-block-length coding system |
| US6658383B2 (en) * | 2001-06-26 | 2003-12-02 | Microsoft Corporation | Method for coding speech and music signals |
| US6963842B2 (en) | 2001-09-05 | 2005-11-08 | Creative Technology Ltd. | Efficient system and method for converting between different transform-domain signal representations |
| US20030187663A1 (en) | 2002-03-28 | 2003-10-02 | Truman Michael Mead | Broadband frequency translation for high frequency regeneration |
| WO2004082288A1 (en) * | 2003-03-11 | 2004-09-23 | Nokia Corporation | Switching between coding schemes |
| DE102004021403A1 (en) * | 2004-04-30 | 2005-11-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Information signal processing by modification in the spectral / modulation spectral range representation |
| CN1862969B (en) * | 2005-05-11 | 2010-06-09 | 尼禄股份公司 | Adaptive block length, constant converting audio frequency decoding method |
| WO2006137425A1 (en) * | 2005-06-23 | 2006-12-28 | Matsushita Electric Industrial Co., Ltd. | Audio encoding apparatus, audio decoding apparatus and audio encoding information transmitting apparatus |
| DE102006010212A1 (en) * | 2006-03-06 | 2007-09-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for the simulation of WFS systems and compensation of sound-influencing WFS properties |
| EP2002426B1 (en) * | 2006-04-04 | 2009-09-02 | Dolby Laboratories Licensing Corporation | Audio signal loudness measurement and modification in the mdct domain |
| DE102006047197B3 (en) * | 2006-07-31 | 2008-01-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device for processing realistic sub-band signal of multiple realistic sub-band signals, has weigher for weighing sub-band signal with weighing factor that is specified for sub-band signal around subband-signal to hold weight |
| DE102006051673A1 (en) * | 2006-11-02 | 2008-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for reworking spectral values and encoders and decoders for audio signals |
| WO2008071353A2 (en) * | 2006-12-12 | 2008-06-19 | Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V: | Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream |
| CN101046964B (en) * | 2007-04-13 | 2011-09-14 | 清华大学 | Error hidden frame reconstruction method based on overlap change compression coding |
| DK2186088T3 (en) | 2007-08-27 | 2018-01-15 | ERICSSON TELEFON AB L M (publ) | Low complexity spectral analysis / synthesis using selectable time resolution |
| JP5328804B2 (en) * | 2007-12-21 | 2013-10-30 | フランス・テレコム | Transform-based encoding / decoding with adaptive windows |
| MY152252A (en) | 2008-07-11 | 2014-09-15 | Fraunhofer Ges Forschung | Apparatus and method for encoding/decoding an audio signal using an aliasing switch scheme |
| EP2234103B1 (en) * | 2009-03-26 | 2011-09-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device and method for manipulating an audio signal |
| CA2763793C (en) * | 2009-06-23 | 2017-05-09 | Voiceage Corporation | Forward time-domain aliasing cancellation with application in weighted or original signal domain |
| BR112012007803B1 (en) * | 2009-10-08 | 2022-03-15 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Multimodal audio signal decoder, multimodal audio signal encoder and methods using a noise configuration based on linear prediction encoding |
| MY166169A (en) * | 2009-10-20 | 2018-06-07 | Fraunhofer Ges Forschung | Audio signal encoder,audio signal decoder,method for encoding or decoding an audio signal using an aliasing-cancellation |
| JP5243661B2 (en) | 2009-10-20 | 2013-07-24 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | Audio signal encoder, audio signal decoder, method for providing a coded representation of audio content, method for providing a decoded representation of audio content, and computer program for use in low-latency applications |
| EP2524374B1 (en) * | 2010-01-13 | 2018-10-31 | Voiceage Corporation | Audio decoding with forward time-domain aliasing cancellation using linear-predictive filtering |
| EP2372703A1 (en) * | 2010-03-11 | 2011-10-05 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window |
| EP2375409A1 (en) * | 2010-04-09 | 2011-10-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction |
| JP5981913B2 (en) * | 2010-07-08 | 2016-08-31 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | Encoder using forward aliasing cancellation |
| FR2969804A1 (en) * | 2010-12-23 | 2012-06-29 | France Telecom | IMPROVED FILTERING IN THE TRANSFORMED DOMAIN. |
| MX2012013025A (en) * | 2011-02-14 | 2013-01-22 | Fraunhofer Ges Forschung | Information signal representation using lapped transform. |
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2014
- 2014-08-22 MX MX2016001961A patent/MX354372B/en active IP Right Grant
- 2014-08-22 CA CA2921192A patent/CA2921192C/en active Active
- 2014-08-22 AU AU2014310547A patent/AU2014310547B2/en active Active
- 2014-08-22 EP EP14758321.5A patent/EP3036738B1/en active Active
- 2014-08-22 PT PT147550818T patent/PT3028275T/en unknown
- 2014-08-22 KR KR1020167007352A patent/KR101831286B1/en active IP Right Grant
- 2014-08-22 CN CN201480046726.7A patent/CN105556601B/en active Active
- 2014-08-22 PL PL14755081T patent/PL3028275T3/en unknown
- 2014-08-22 CN CN201480046719.7A patent/CN105556600B/en active Active
- 2014-08-22 CA CA2921195A patent/CA2921195C/en active Active
- 2014-08-22 JP JP2016535500A patent/JP6333379B2/en active Active
- 2014-08-22 EP EP14755081.8A patent/EP3028275B1/en active Active
- 2014-08-22 JP JP2016535499A patent/JP6286552B2/en active Active
- 2014-08-22 KR KR1020167007348A patent/KR101820028B1/en not_active Application Discontinuation
- 2014-08-22 WO PCT/EP2014/067945 patent/WO2015025052A1/en active Application Filing
- 2014-08-22 RU RU2016110408A patent/RU2641253C2/en active
- 2014-08-22 MY MYPI2016000332A patent/MY175355A/en unknown
- 2014-08-22 MX MX2016001856A patent/MX352576B/en active IP Right Grant
- 2014-08-22 BR BR112016003029-0A patent/BR112016003029B1/en active IP Right Grant
- 2014-08-22 AU AU2014310548A patent/AU2014310548B2/en active Active
- 2014-08-22 RU RU2016110398A patent/RU2643662C2/en active
- 2014-08-22 ES ES14758321.5T patent/ES2693559T3/en active Active
- 2014-08-22 MY MYPI2016000290A patent/MY184723A/en unknown
- 2014-08-22 ES ES14755081.8T patent/ES2650117T3/en active Active
- 2014-08-22 WO PCT/EP2014/067944 patent/WO2015025051A1/en active Application Filing
- 2014-08-22 SG SG11201601298WA patent/SG11201601298WA/en unknown
- 2014-08-22 SG SG11201601032RA patent/SG11201601032RA/en unknown
- 2014-08-25 AR ARP140103179A patent/AR097443A1/en active IP Right Grant
- 2014-08-25 AR ARP140103180A patent/AR097444A1/en active IP Right Grant
- 2014-08-25 TW TW103129185A patent/TWI570708B/en active
- 2014-08-25 TW TW103129187A patent/TWI570709B/en active
-
2016
- 2016-02-18 US US15/047,322 patent/US10157624B2/en active Active
- 2016-02-18 US US15/047,334 patent/US10210879B2/en active Active
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