KR100953640B1 - 미디어 신호 처리 방법 및 장치 - Google Patents
미디어 신호 처리 방법 및 장치 Download PDFInfo
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- KR100953640B1 KR100953640B1 KR1020087005977A KR20087005977A KR100953640B1 KR 100953640 B1 KR100953640 B1 KR 100953640B1 KR 1020087005977 A KR1020087005977 A KR 1020087005977A KR 20087005977 A KR20087005977 A KR 20087005977A KR 100953640 B1 KR100953640 B1 KR 100953640B1
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
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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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
-
- 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
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- General Physics & Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Stereophonic System (AREA)
- Image Generation (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Television Systems (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75998006P | 2006-01-19 | 2006-01-19 | |
| US60/759,980 | 2006-01-19 | ||
| US77672406P | 2006-02-27 | 2006-02-27 | |
| US60/776,724 | 2006-02-27 | ||
| US77944106P | 2006-03-07 | 2006-03-07 | |
| US77944206P | 2006-03-07 | 2006-03-07 | |
| US77941706P | 2006-03-07 | 2006-03-07 | |
| US60/779,417 | 2006-03-07 | ||
| US60/779,441 | 2006-03-07 | ||
| US60/779,442 | 2006-03-07 | ||
| US78717206P | 2006-03-30 | 2006-03-30 | |
| US60/787,172 | 2006-03-30 | ||
| US78751606P | 2006-03-31 | 2006-03-31 | |
| US60/787,516 | 2006-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080046185A KR20080046185A (ko) | 2008-05-26 |
| KR100953640B1 true KR100953640B1 (ko) | 2010-04-20 |
Family
ID=38287846
Family Applications (8)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020070006281A Withdrawn KR20070077134A (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호의 처리 방법 및 장치 |
| KR1020087005982A Active KR100953645B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087021417A Withdrawn KR20080086548A (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005980A Active KR100953643B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005977A Active KR100953640B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005978A Active KR100953641B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005979A Active KR100953642B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005981A Expired - Fee Related KR100953644B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020070006281A Withdrawn KR20070077134A (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호의 처리 방법 및 장치 |
| KR1020087005982A Active KR100953645B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087021417A Withdrawn KR20080086548A (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005980A Active KR100953643B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087005978A Active KR100953641B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005979A Active KR100953642B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
| KR1020087005981A Expired - Fee Related KR100953644B1 (ko) | 2006-01-19 | 2007-01-19 | 미디어 신호 처리 방법 및 장치 |
Country Status (10)
| Country | Link |
|---|---|
| US (6) | US8521313B2 (enExample) |
| EP (6) | EP1974348B1 (enExample) |
| JP (6) | JP4787331B2 (enExample) |
| KR (8) | KR20070077134A (enExample) |
| AU (1) | AU2007206195B2 (enExample) |
| BR (1) | BRPI0707136A2 (enExample) |
| CA (1) | CA2636494C (enExample) |
| ES (3) | ES2446245T3 (enExample) |
| TW (7) | TWI329462B (enExample) |
| WO (6) | WO2007083955A1 (enExample) |
Families Citing this family (52)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE0400998D0 (sv) | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
| KR20070077134A (ko) * | 2006-01-19 | 2007-07-25 | 엘지전자 주식회사 | 미디어 신호의 처리 방법 및 장치 |
| GB2452021B (en) * | 2007-07-19 | 2012-03-14 | Vodafone Plc | identifying callers in telecommunication networks |
| KR101464977B1 (ko) * | 2007-10-01 | 2014-11-25 | 삼성전자주식회사 | 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치 |
| ES2391801T3 (es) * | 2008-01-01 | 2012-11-30 | Lg Electronics Inc. | Procedimiento y aparato para procesar una señal de audio |
| KR101221917B1 (ko) | 2008-01-01 | 2013-01-15 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| KR101061129B1 (ko) * | 2008-04-24 | 2011-08-31 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 이의 장치 |
| US20110112843A1 (en) * | 2008-07-11 | 2011-05-12 | Nec Corporation | Signal analyzing device, signal control device, and method and program therefor |
| EP2175670A1 (en) | 2008-10-07 | 2010-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Binaural rendering of a multi-channel audio signal |
| MX2011011399A (es) * | 2008-10-17 | 2012-06-27 | Univ Friedrich Alexander Er | Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto. |
| EP2214162A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Upmixer, method and computer program for upmixing a downmix audio signal |
| TWI404050B (zh) * | 2009-06-08 | 2013-08-01 | Mstar Semiconductor Inc | 多聲道音頻信號解碼方法與裝置 |
| WO2011020065A1 (en) * | 2009-08-14 | 2011-02-17 | Srs Labs, Inc. | Object-oriented audio streaming system |
| KR101692394B1 (ko) * | 2009-08-27 | 2017-01-04 | 삼성전자주식회사 | 스테레오 오디오의 부호화, 복호화 방법 및 장치 |
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| TWI557723B (zh) * | 2010-02-18 | 2016-11-11 | 杜比實驗室特許公司 | 解碼方法及系統 |
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| CN105261372B (zh) | 2010-07-02 | 2021-07-16 | 杜比国际公司 | 自适应后置滤波器 |
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| KR101842257B1 (ko) * | 2011-09-14 | 2018-05-15 | 삼성전자주식회사 | 신호 처리 방법, 그에 따른 엔코딩 장치, 및 그에 따른 디코딩 장치 |
| US9317458B2 (en) * | 2012-04-16 | 2016-04-19 | Harman International Industries, Incorporated | System for converting a signal |
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| 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 |
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