MY187728A - 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
- MY187728A MY187728A MYPI2014001783A MYPI2014001783A MY187728A MY 187728 A MY187728 A MY 187728A MY PI2014001783 A MYPI2014001783 A MY PI2014001783A MY PI2014001783 A MYPI2014001783 A MY PI2014001783A MY 187728 A MY187728 A MY 187728A
- Authority
- MY
- Malaysia
- Prior art keywords
- audio data
- low frequency
- compensation
- frequency compensation
- frequency band
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 238000001514 detection method Methods 0.000 abstract 1
- 230000000873 masking effect Effects 0.000 abstract 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 (2)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MY187728A true MY187728A (en) | 2021-10-14 |
Family
ID=48744528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MYPI2014001783A MY187728A (en) | 2012-01-09 | 2012-09-25 | Method and system for encoding audio data with adaptive low frequency compensation |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US8527264B2 (enExample) |
| EP (1) | EP2803067B1 (enExample) |
| JP (2) | JP5755379B2 (enExample) |
| KR (1) | KR101621704B1 (enExample) |
| AR (1) | AR088007A1 (enExample) |
| AU (1) | AU2012364749B2 (enExample) |
| BR (1) | BR112014016847B1 (enExample) |
| CA (1) | CA2858663C (enExample) |
| CL (1) | CL2014001805A1 (enExample) |
| IL (1) | IL233029A0 (enExample) |
| IN (1) | IN2014CN04457A (enExample) |
| MX (1) | MX335999B (enExample) |
| MY (1) | MY187728A (enExample) |
| RU (1) | RU2583717C1 (enExample) |
| SG (1) | SG11201402983UA (enExample) |
| TW (1) | TWI470621B (enExample) |
| UA (1) | UA110291C2 (enExample) |
| WO (1) | WO2013106098A1 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101983403B (zh) * | 2008-07-29 | 2013-05-22 | 雅马哈株式会社 | 演奏相关信息输出装置、具有演奏相关信息输出装置的系统、以及电子乐器 |
| US8737638B2 (en) * | 2008-07-30 | 2014-05-27 | Yamaha Corporation | Audio signal processing device, audio signal processing system, and audio signal processing method |
| JP5782677B2 (ja) | 2010-03-31 | 2015-09-24 | ヤマハ株式会社 | コンテンツ再生装置および音声処理システム |
| 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 (ja) | 2012-01-06 | 2014-05-21 | ヤマハ株式会社 | 演奏装置及び演奏プログラム |
| US9830917B2 (en) | 2013-02-14 | 2017-11-28 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
| TWI618051B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置 |
| TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
| KR101729930B1 (ko) | 2013-02-14 | 2017-04-25 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 업믹스된 오디오 신호들의 채널간 코히어런스를 제어하기 위한 방법 |
| 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 (ja) * | 2015-04-15 | 2019-04-03 | 富士通株式会社 | 符号化装置、符号化方法、及びプログラム |
| 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 |
| US11232804B2 (en) * | 2017-07-03 | 2022-01-25 | Dolby International Ab | Low complexity dense transient events detection and coding |
| CN108616277B (zh) * | 2018-05-22 | 2021-07-13 | 电子科技大学 | 一种多通道频域补偿的快速校正方法 |
| WO2020253941A1 (en) | 2019-06-17 | 2020-12-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder with a signal-dependent number and precision control, audio decoder, and related methods and computer programs |
| BR112022003440A2 (pt) | 2019-09-03 | 2022-05-24 | Dolby Laboratories Licensing Corp | Codec de efeitos de baixa latência, baixa frequência |
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 |
| US5632005A (en) | 1991-01-08 | 1997-05-20 | Ray Milton Dolby | Encoder/decoder for multidimensional sound fields |
| US5583962A (en) | 1991-01-08 | 1996-12-10 | Dolby Laboratories Licensing Corporation | 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 (ja) * | 1997-03-19 | 1998-09-29 | Sanyo Electric Co Ltd | 情報信号処理装置 |
| CA2230188A1 (en) * | 1998-03-27 | 1999-09-27 | William C. Treurniet | Objective audio quality measurement |
| WO2001033718A1 (en) * | 1999-10-30 | 2001-05-10 | Stmicroelectronics Asia Pacific Pte Ltd. | A method of encoding frequency coefficients in an ac-3 encoder |
| US7395211B2 (en) * | 2000-08-16 | 2008-07-01 | Dolby Laboratories Licensing Corporation | Modulating one or more parameters 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 (ja) * | 2004-07-01 | 2006-01-19 | Fujitsu Ltd | オーディオ信号符号化装置、および符号化プログラム |
| ES2533358T3 (es) * | 2007-06-22 | 2015-04-09 | Voiceage Corporation | Procedimiento y dispositivo para estimar la tonalidad de una señal de sonido |
| JP2010540990A (ja) * | 2007-09-28 | 2010-12-24 | ヴォイスエイジ・コーポレーション | 埋め込み話声およびオーディオコーデックにおける変換情報の効率的量子化のための方法および装置 |
| KR20090122142A (ko) | 2008-05-23 | 2009-11-26 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
-
2012
- 2012-08-17 US US13/588,890 patent/US8527264B2/en active Active
- 2012-09-25 MX MX2014007400A patent/MX335999B/es unknown
- 2012-09-25 AR ARP120103522A patent/AR088007A1/es active IP Right Grant
- 2012-09-25 EP EP12784365.4A patent/EP2803067B1/en active Active
- 2012-09-25 IN IN4457CHN2014 patent/IN2014CN04457A/en unknown
- 2012-09-25 UA UAA201407672A patent/UA110291C2/ru unknown
- 2012-09-25 WO PCT/US2012/057132 patent/WO2013106098A1/en not_active Ceased
- 2012-09-25 SG SG11201402983UA patent/SG11201402983UA/en unknown
- 2012-09-25 KR KR1020147018354A patent/KR101621704B1/ko active Active
- 2012-09-25 CA CA2858663A patent/CA2858663C/en active Active
- 2012-09-25 MY MYPI2014001783A patent/MY187728A/en unknown
- 2012-09-25 AU AU2012364749A patent/AU2012364749B2/en active Active
- 2012-09-25 RU RU2014127740/08A patent/RU2583717C1/ru active
- 2012-09-25 JP JP2014551236A patent/JP5755379B2/ja active Active
- 2012-09-25 TW TW101135106A patent/TWI470621B/zh active
- 2012-09-25 BR BR112014016847-4A patent/BR112014016847B1/pt active IP Right Grant
-
2014
- 2014-06-09 IL IL233029A patent/IL233029A0/en active IP Right Grant
- 2014-07-07 CL CL2014001805A patent/CL2014001805A1/es unknown
- 2014-07-07 US US14/325,130 patent/US9275649B2/en active Active
-
2015
- 2015-05-26 JP JP2015106044A patent/JP6093801B2/ja active Active
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