SG11201402983UA - Method and system for encoding audio data with adaptive low frequency compensation - Google Patents
Method and system for encoding audio data with adaptive low frequency compensationInfo
- Publication number
- SG11201402983UA SG11201402983UA SG11201402983UA SG11201402983UA SG11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA
- Authority
- SG
- Singapore
- Prior art keywords
- audio data
- low frequency
- frequency compensation
- encoding audio
- adaptive low
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title 1
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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
- G10L19/26—Pre-filtering or post-filtering
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261584478P | 2012-01-09 | 2012-01-09 | |
| US13/588,890 US8527264B2 (en) | 2012-01-09 | 2012-08-17 | Method and system for encoding audio data with adaptive low frequency compensation |
| PCT/US2012/057132 WO2013106098A1 (en) | 2012-01-09 | 2012-09-25 | Method and system for encoding audio data with adaptive low frequency compensation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201402983UA true SG11201402983UA (en) | 2014-09-26 |
Family
ID=48744528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201402983UA SG11201402983UA (en) | 2012-01-09 | 2012-09-25 | Method and system for encoding audio data with adaptive low frequency compensation |
Country Status (19)
| Country | Link |
|---|---|
| US (2) | US8527264B2 (en) |
| EP (1) | EP2803067B1 (en) |
| JP (2) | JP5755379B2 (en) |
| KR (1) | KR101621704B1 (en) |
| AR (1) | AR088007A1 (en) |
| AU (1) | AU2012364749B2 (en) |
| BR (1) | BR112014016847B1 (en) |
| CA (1) | CA2858663C (en) |
| CL (1) | CL2014001805A1 (en) |
| HK (1) | HK1201976A1 (en) |
| IL (1) | IL233029A0 (en) |
| IN (1) | IN2014CN04457A (en) |
| MX (1) | MX335999B (en) |
| MY (1) | MY187728A (en) |
| RU (1) | RU2583717C1 (en) |
| SG (1) | SG11201402983UA (en) |
| TW (1) | TWI470621B (en) |
| UA (1) | UA110291C2 (en) |
| WO (1) | WO2013106098A1 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010013752A1 (en) * | 2008-07-29 | 2010-02-04 | ヤマハ株式会社 | Performance-related information output device, system provided with performance-related information output device, and electronic musical instrument |
| CN101983513B (en) * | 2008-07-30 | 2014-08-27 | 雅马哈株式会社 | Audio signal processing device, audio signal processing system, and audio signal processing method |
| JP5782677B2 (en) | 2010-03-31 | 2015-09-24 | ヤマハ株式会社 | Content reproduction apparatus and audio processing system |
| EP2573761B1 (en) | 2011-09-25 | 2018-02-14 | Yamaha Corporation | Displaying content in relation to music reproduction by means of information processing apparatus independent of music reproduction apparatus |
| JP5494677B2 (en) | 2012-01-06 | 2014-05-21 | ヤマハ株式会社 | Performance device and performance program |
| TWI618051B (en) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | Audio signal processing method and apparatus for audio signal enhancement using estimated spatial parameters |
| US9830917B2 (en) | 2013-02-14 | 2017-11-28 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
| WO2014126689A1 (en) | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for controlling the inter-channel coherence of upmixed audio signals |
| TWI618050B (en) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | Method and apparatus for signal decorrelation in an audio processing system |
| EP2980792A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating an enhanced signal using independent noise-filling |
| JP6492915B2 (en) * | 2015-04-15 | 2019-04-03 | 富士通株式会社 | Encoding apparatus, encoding method, and program |
| EP3288031A1 (en) * | 2016-08-23 | 2018-02-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding an audio signal using a compensation value |
| CN110998722B (en) * | 2017-07-03 | 2023-11-10 | 杜比国际公司 | Low complexity dense transient event detection and decoding |
| CN108616277B (en) * | 2018-05-22 | 2021-07-13 | 电子科技大学 | Rapid correction method for multi-channel frequency domain compensation |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4817155A (en) * | 1983-05-05 | 1989-03-28 | Briar Herman P | Method and apparatus for speech analysis |
| SG49883A1 (en) | 1991-01-08 | 1998-06-15 | Dolby Lab Licensing Corp | Encoder/decoder for multidimensional sound fields |
| US5632005A (en) | 1991-01-08 | 1997-05-20 | Ray Milton Dolby | Encoder/decoder for multidimensional sound fields |
| US5581653A (en) * | 1993-08-31 | 1996-12-03 | Dolby Laboratories Licensing Corporation | Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder |
| US5727119A (en) | 1995-03-27 | 1998-03-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase |
| JPH10261964A (en) * | 1997-03-19 | 1998-09-29 | Sanyo Electric Co Ltd | Information signal processing unit |
| CA2230188A1 (en) * | 1998-03-27 | 1999-09-27 | William C. Treurniet | Objective audio quality measurement |
| US6775587B1 (en) * | 1999-10-30 | 2004-08-10 | Stmicroelectronics Asia Pacific Pte Ltd. | Method of encoding frequency coefficients in an AC-3 encoder |
| KR100898879B1 (en) * | 2000-08-16 | 2009-05-25 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | Modulating One or More Parameter of An Audio or Video Perceptual Coding System in Response to Supplemental Information |
| AU2211102A (en) * | 2000-11-30 | 2002-06-11 | Scient Generics Ltd | Acoustic communication system |
| US7747655B2 (en) * | 2001-11-19 | 2010-06-29 | Ricoh Co. Ltd. | Printable representations for time-based media |
| US7110941B2 (en) * | 2002-03-28 | 2006-09-19 | Microsoft Corporation | System and method for embedded audio coding with implicit auditory masking |
| US7509257B2 (en) * | 2002-12-24 | 2009-03-24 | Marvell International Ltd. | Method and apparatus for adapting reference templates |
| US7333930B2 (en) * | 2003-03-14 | 2008-02-19 | Agere Systems Inc. | Tonal analysis for perceptual audio coding using a compressed spectral representation |
| US7516064B2 (en) | 2004-02-19 | 2009-04-07 | Dolby Laboratories Licensing Corporation | Adaptive hybrid transform for signal analysis and synthesis |
| JP2006018023A (en) | 2004-07-01 | 2006-01-19 | Fujitsu Ltd | Audio signal coding device, and coding program |
| ES2533358T3 (en) * | 2007-06-22 | 2015-04-09 | Voiceage Corporation | Procedure and device to estimate the tone of a sound signal |
| EP2193348A1 (en) * | 2007-09-28 | 2010-06-09 | Voiceage Corporation | Method and device for efficient quantization of transform information in an embedded speech and audio codec |
| KR20090122142A (en) | 2008-05-23 | 2009-11-26 | 엘지전자 주식회사 | A method and apparatus for processing an audio signal |
-
2012
- 2012-08-17 US US13/588,890 patent/US8527264B2/en active Active
- 2012-09-25 WO PCT/US2012/057132 patent/WO2013106098A1/en active Application Filing
- 2012-09-25 EP EP12784365.4A patent/EP2803067B1/en active Active
- 2012-09-25 TW TW101135106A patent/TWI470621B/en active
- 2012-09-25 CA CA2858663A patent/CA2858663C/en active Active
- 2012-09-25 AR ARP120103522A patent/AR088007A1/en active IP Right Grant
- 2012-09-25 MY MYPI2014001783A patent/MY187728A/en unknown
- 2012-09-25 MX MX2014007400A patent/MX335999B/en unknown
- 2012-09-25 JP JP2014551236A patent/JP5755379B2/en active Active
- 2012-09-25 BR BR112014016847-4A patent/BR112014016847B1/en active IP Right Grant
- 2012-09-25 RU RU2014127740/08A patent/RU2583717C1/en active
- 2012-09-25 UA UAA201407672A patent/UA110291C2/en unknown
- 2012-09-25 AU AU2012364749A patent/AU2012364749B2/en active Active
- 2012-09-25 KR KR1020147018354A patent/KR101621704B1/en active IP Right Grant
- 2012-09-25 SG SG11201402983UA patent/SG11201402983UA/en unknown
- 2012-09-25 IN IN4457CHN2014 patent/IN2014CN04457A/en unknown
-
2014
- 2014-06-09 IL IL233029A patent/IL233029A0/en active IP Right Grant
- 2014-07-07 CL CL2014001805A patent/CL2014001805A1/en unknown
- 2014-07-07 US US14/325,130 patent/US9275649B2/en active Active
-
2015
- 2015-03-06 HK HK15102312.0A patent/HK1201976A1/en unknown
- 2015-05-26 JP JP2015106044A patent/JP6093801B2/en active Active
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