JP5646699B2 - マルチチャネル・パラメータ変換のための装置および方法 - Google Patents
マルチチャネル・パラメータ変換のための装置および方法 Download PDFInfo
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- JP5646699B2 JP5646699B2 JP2013140421A JP2013140421A JP5646699B2 JP 5646699 B2 JP5646699 B2 JP 5646699B2 JP 2013140421 A JP2013140421 A JP 2013140421A JP 2013140421 A JP2013140421 A JP 2013140421A JP 5646699 B2 JP5646699 B2 JP 5646699B2
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Classifications
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- 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
- G10L19/16—Vocoder architecture
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
-
- 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
- G10L19/008—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 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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
Description
w1=w2=w3=0;w4=0.8374;w5=0.5466.
そのような、ユーザは、
−(カラオケ・タイプのアプリケーション)を協力するためのある機器を抑制し/減らす。
−それらの選択(例えば、ダンス・パーティに対するドラム音が大きく、弦楽器音が小さいか、リラクセーション音楽に対するドラム音が小さく、ボーカルが大きい)を反映するために元のミックスを修正する。
−それらの選択にしたがって、異なるボーカル・トラック(弾性のリード・ボーカルを介した女性のリード・ボーカル)の間で選択する。
Claims (5)
-
- 前記パラメータ・ジェネレータは、以下の方程式に基づきk番目に対するOTTエレメントに対する前記レベル・パラメータCLDkを導き出すために適用される、請求項1に記載のマルチチャンネル・パラメータ変換器。
- 前記パラメータ・ジェネレータは、以下の方程式に基づきk番目に対する前記コヒーレンス・パラメータICCkを導き出すために作動する、請求項1または請求項2に記載のマルチチャンネル・パラメータ変換器。
-
- コンピュータに、請求項4に記載の方法を実行するためのコンピュータ・プログラムを記録した、コンピュータに読み取り可能な記録媒体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82965306P | 2006-10-16 | 2006-10-16 | |
US60/829,653 | 2006-10-16 |
Related Parent Applications (1)
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JP2009532702A Division JP5337941B2 (ja) | 2006-10-16 | 2007-10-05 | マルチチャネル・パラメータ変換のための装置および方法 |
Publications (2)
Publication Number | Publication Date |
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JP2013257569A JP2013257569A (ja) | 2013-12-26 |
JP5646699B2 true JP5646699B2 (ja) | 2014-12-24 |
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JP2009532702A Active JP5337941B2 (ja) | 2006-10-16 | 2007-10-05 | マルチチャネル・パラメータ変換のための装置および方法 |
JP2013140421A Active JP5646699B2 (ja) | 2006-10-16 | 2013-07-04 | マルチチャネル・パラメータ変換のための装置および方法 |
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JP2009532702A Active JP5337941B2 (ja) | 2006-10-16 | 2007-10-05 | マルチチャネル・パラメータ変換のための装置および方法 |
Country Status (15)
Country | Link |
---|---|
US (1) | US8687829B2 (ja) |
EP (2) | EP2082397B1 (ja) |
JP (2) | JP5337941B2 (ja) |
KR (1) | KR101120909B1 (ja) |
CN (1) | CN101529504B (ja) |
AT (1) | ATE539434T1 (ja) |
AU (1) | AU2007312597B2 (ja) |
BR (1) | BRPI0715312B1 (ja) |
CA (1) | CA2673624C (ja) |
HK (1) | HK1128548A1 (ja) |
MX (1) | MX2009003564A (ja) |
MY (1) | MY144273A (ja) |
RU (1) | RU2431940C2 (ja) |
TW (1) | TWI359620B (ja) |
WO (1) | WO2008046530A2 (ja) |
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US20080235006A1 (en) * | 2006-08-18 | 2008-09-25 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
WO2008039041A1 (en) * | 2006-09-29 | 2008-04-03 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
WO2008039038A1 (en) | 2006-09-29 | 2008-04-03 | Electronics And Telecommunications Research Institute | Apparatus and method for coding and decoding multi-object audio signal with various channel |
DE602007013415D1 (de) | 2006-10-16 | 2011-05-05 | Dolby Sweden Ab | Erweiterte codierung und parameterrepräsentation einer mehrkanaligen heruntergemischten objektcodierung |
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KR20090053958A (ko) | 2009-05-28 |
CA2673624A1 (en) | 2008-04-24 |
EP2437257B1 (en) | 2018-01-24 |
TWI359620B (en) | 2012-03-01 |
CA2673624C (en) | 2014-08-12 |
BRPI0715312A2 (pt) | 2013-07-09 |
WO2008046530A2 (en) | 2008-04-24 |
EP2082397B1 (en) | 2011-12-28 |
MY144273A (en) | 2011-08-29 |
KR101120909B1 (ko) | 2012-02-27 |
HK1128548A1 (en) | 2009-10-30 |
AU2007312597A1 (en) | 2008-04-24 |
ATE539434T1 (de) | 2012-01-15 |
CN101529504B (zh) | 2012-08-22 |
JP2013257569A (ja) | 2013-12-26 |
AU2007312597B2 (en) | 2011-04-14 |
EP2437257A1 (en) | 2012-04-04 |
WO2008046530A3 (en) | 2008-06-26 |
BRPI0715312B1 (pt) | 2021-05-04 |
RU2009109125A (ru) | 2010-11-27 |
US8687829B2 (en) | 2014-04-01 |
EP2082397A2 (en) | 2009-07-29 |
MX2009003564A (es) | 2009-05-28 |
CN101529504A (zh) | 2009-09-09 |
RU2431940C2 (ru) | 2011-10-20 |
TW200829066A (en) | 2008-07-01 |
JP5337941B2 (ja) | 2013-11-06 |
JP2010507114A (ja) | 2010-03-04 |
US20110013790A1 (en) | 2011-01-20 |
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