CO2017004283A2 - Mezcla paramétrica de señales de audio - Google Patents
Mezcla paramétrica de señales de audioInfo
- Publication number
- CO2017004283A2 CO2017004283A2 CONC2017/0004283A CO2017004283A CO2017004283A2 CO 2017004283 A2 CO2017004283 A2 CO 2017004283A2 CO 2017004283 A CO2017004283 A CO 2017004283A CO 2017004283 A2 CO2017004283 A2 CO 2017004283A2
- Authority
- CO
- Colombia
- Prior art keywords
- mixing
- signal
- section
- parameters
- audio signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- 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
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- 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
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- 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
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462073462P | 2014-10-31 | 2014-10-31 | |
| US201562167711P | 2015-05-28 | 2015-05-28 | |
| PCT/EP2015/075022 WO2016066705A1 (en) | 2014-10-31 | 2015-10-28 | Parametric mixing of audio signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2017004283A2 true CO2017004283A2 (es) | 2017-07-19 |
Family
ID=54364338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2017/0004283A CO2017004283A2 (es) | 2014-10-31 | 2017-04-27 | Mezcla paramétrica de señales de audio |
Country Status (39)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9674587B2 (en) * | 2012-06-26 | 2017-06-06 | Sonos, Inc. | Systems and methods for networked music playback including remote add to queue |
| KR102486338B1 (ko) * | 2014-10-31 | 2023-01-10 | 돌비 인터네셔널 에이비 | 멀티채널 오디오 신호의 파라메트릭 인코딩 및 디코딩 |
| WO2016172254A1 (en) | 2015-04-21 | 2016-10-27 | Dolby Laboratories Licensing Corporation | Spatial audio signal manipulation |
| SG11202107802VA (en) * | 2019-01-21 | 2021-08-30 | Fraunhofer Ges Forschung | Apparatus and method for encoding a spatial audio representation or apparatus and method for decoding an encoded audio signal using transport metadata and related computer programs |
| CN112261545A (zh) * | 2019-07-22 | 2021-01-22 | 海信视像科技股份有限公司 | 显示装置 |
| WO2021046060A1 (en) | 2019-09-03 | 2021-03-11 | Dolby Laboratories Licensing Corporation | Low-latency, low-frequency effects codec |
| EP4440151A4 (en) * | 2021-11-26 | 2024-11-27 | Beijing Xiaomi Mobile Software Co., Ltd. | METHOD AND DEVICE FOR STEREO AUDIO SIGNAL PROCESSING, ENCODING DEVICE, DECODING DEVICE AND STORAGE MEDIUM |
| CN117730367A (zh) * | 2023-10-31 | 2024-03-19 | 北京小米移动软件有限公司 | 分组方法、编码器、解码器以及存储介质 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7720230B2 (en) * | 2004-10-20 | 2010-05-18 | Agere Systems, Inc. | Individual channel shaping for BCC schemes and the like |
| US20060106620A1 (en) | 2004-10-28 | 2006-05-18 | Thompson Jeffrey K | Audio spatial environment down-mixer |
| SE0402649D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods of creating orthogonal signals |
| WO2006054270A1 (en) | 2004-11-22 | 2006-05-26 | Bang & Olufsen A/S | A method and apparatus for multichannel upmixing and downmixing |
| JP2008529364A (ja) | 2005-01-24 | 2008-07-31 | ティ エイチ エックス リミテッド | 周辺及び直接サラウンドサウンドシステム |
| TWI313857B (en) * | 2005-04-12 | 2009-08-21 | Coding Tech Ab | Apparatus for generating a parameter representation of a multi-channel signal and method for representing multi-channel audio signals |
| ATE421845T1 (de) * | 2005-04-15 | 2009-02-15 | Dolby Sweden Ab | Zeitliche hüllkurvenformgebung von entkorrelierten signalen |
| EP1989704B1 (en) * | 2006-02-03 | 2013-10-16 | Electronics and Telecommunications Research Institute | Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue |
| US7965848B2 (en) | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
| WO2008046531A1 (en) | 2006-10-16 | 2008-04-24 | Dolby Sweden Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| EP2122613B1 (en) | 2006-12-07 | 2019-01-30 | LG Electronics Inc. | A method and an apparatus for processing an audio signal |
| US8908873B2 (en) | 2007-03-21 | 2014-12-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for conversion between multi-channel audio formats |
| MX2009011405A (es) * | 2007-04-26 | 2009-11-05 | Dolby Sweden Ab | Aparato y metodo para sintetizar una señal de salida. |
| MX2010004220A (es) * | 2007-10-17 | 2010-06-11 | Fraunhofer Ges Forschung | Codificacion de audio usando mezcla descendente. |
| WO2010008198A2 (en) * | 2008-07-15 | 2010-01-21 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
| 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 |
| EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
| EP2249334A1 (en) * | 2009-05-08 | 2010-11-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio format transcoder |
| AU2010321013B2 (en) | 2009-11-20 | 2014-05-29 | Dolby International Ab | Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter |
| CN103748629B (zh) | 2012-07-02 | 2017-04-05 | 索尼公司 | 解码装置和方法、编码装置和方法以及程序 |
| MX342150B (es) | 2012-07-09 | 2016-09-15 | Koninklijke Philips Nv | Codificacion y decodificacion de señales de audio. |
| WO2014126689A1 (en) * | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for controlling the inter-channel coherence of upmixed audio signals |
| CN111192592B (zh) | 2013-10-21 | 2023-09-15 | 杜比国际公司 | 音频信号的参数化重构 |
-
2015
- 2015-10-13 TW TW104133508A patent/TWI587286B/zh active
- 2015-10-28 RS RS20190769A patent/RS58874B1/sr unknown
- 2015-10-28 CA CA2965731A patent/CA2965731C/en active Active
- 2015-10-28 GE GEAP201514481A patent/GEP20196960B/en unknown
- 2015-10-28 LT LTEP15787573.3T patent/LT3213322T/lt unknown
- 2015-10-28 EP EP15787573.3A patent/EP3213322B1/en active Active
- 2015-10-28 ES ES15787573T patent/ES2732668T3/es active Active
- 2015-10-28 HR HRP20191107TT patent/HRP20191107T1/hr unknown
- 2015-10-28 SG SG11201703263PA patent/SG11201703263PA/en unknown
- 2015-10-28 PL PL15787573T patent/PL3213322T3/pl unknown
- 2015-10-28 AU AU2015340622A patent/AU2015340622B2/en active Active
- 2015-10-28 PT PT15787573T patent/PT3213322T/pt unknown
- 2015-10-28 TN TN2017000143A patent/TN2017000143A1/en unknown
- 2015-10-28 DK DK15787573.3T patent/DK3213322T3/da active
- 2015-10-28 EA EA201790753A patent/EA034250B1/ru unknown
- 2015-10-28 UA UAA201704246A patent/UA123388C2/uk unknown
- 2015-10-28 MY MYPI2017701447A patent/MY190174A/en unknown
- 2015-10-28 HU HUE15787573 patent/HUE044368T2/hu unknown
- 2015-10-28 JP JP2017522828A patent/JP6686015B2/ja active Active
- 2015-10-28 WO PCT/EP2015/075022 patent/WO2016066705A1/en not_active Ceased
- 2015-10-28 CN CN201580059156.XA patent/CN107112020B/zh active Active
- 2015-10-28 PE PE2017000726A patent/PE20170759A1/es unknown
- 2015-10-28 KR KR1020177011883A patent/KR102501969B1/ko active Active
- 2015-10-28 US US15/522,255 patent/US9930465B2/en active Active
- 2015-10-28 SI SI201530795T patent/SI3213322T1/sl unknown
- 2015-10-28 ME MEP-2019-170A patent/ME03453B/me unknown
- 2015-10-28 MX MX2017005409A patent/MX364405B/es active IP Right Grant
- 2015-10-28 HK HK18102845.3A patent/HK1243547B/en unknown
- 2015-10-28 GE GEAP201814481A patent/GEAP201814481A/en unknown
- 2015-10-30 UY UY0001036378A patent/UY36378A/es active IP Right Grant
-
2017
- 2017-04-12 ZA ZA2017/02647A patent/ZA201702647B/en unknown
- 2017-04-19 IL IL251789A patent/IL251789B/en active IP Right Grant
- 2017-04-20 PH PH12017500723A patent/PH12017500723B1/en unknown
- 2017-04-26 CL CL2017001037A patent/CL2017001037A1/es unknown
- 2017-04-27 GT GT201700088A patent/GT201700088A/es unknown
- 2017-04-27 CO CONC2017/0004283A patent/CO2017004283A2/es unknown
- 2017-04-28 SV SV2017005431A patent/SV2017005431A/es unknown
- 2017-04-30 SA SA517381440A patent/SA517381440B1/ar unknown
- 2017-05-03 EC ECIEPI201723702A patent/ECSP17023702A/es unknown
-
2019
- 2019-06-27 CY CY20191100677T patent/CY1121917T1/el unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ECSP17023702A (es) | Mezcla paramétrica de señales de audio | |
| AR097012A1 (es) | Decodificador de audio, codificador de audio, método para proporcionar al menos cuatro señales de canales de audio sobre la base de una representación codificada, método para proporcionar una representación codificada sobre la base de al menos cuatro señales de canales de audio y programa de computadora usando extensión de ancho de banda | |
| AR110148A1 (es) | Aparato y método para codificar o decodificar una señal multicanal usando una ganancia lateral y una ganancia residual | |
| MX383266B (es) | Metodo y sistema que utiliza una diferencia de correlacion a largo plazo entre canales izquierdo y derecho para la mezcla descendente del dominio de tiempo a una señal sonora estereo en canales primario y secundario. | |
| ECSP19044484A (es) | Anticuerpos biespecíficos que se unen al factor de coagulación ix y al factor de coagulación x | |
| CL2017000885A1 (es) | Anticuerpos anti-ox40 humanizados y usos de los mismos | |
| TR2021016542A2 (tr) | Plazma bazlı filmler ve bunları üretme ve kullanma usulleri. | |
| MX2018009942A (es) | Aparato y metodo para llenado estereo en codificacion multicanal. | |
| AR097003A1 (es) | Concepto para codificación y decodificación de audio para canales de audio y objetos de audio | |
| MX388350B (es) | Anticuerpos anti-cd166, anticuerpos anti-cd166 activables, y metodos de uso de los mismos. | |
| RU2014133903A (ru) | Пространственные рендеризация и кодирование аудиосигнала | |
| RU2014122111A (ru) | Кодирование и декодирование аудиообъектов | |
| AR104309A1 (es) | Construcciones de anticuerpos biespecíficos para cdh3 y cd3 | |
| MX345497B (es) | Codificador, descodificador y métodos para codificación espacial de objetos de audio de multiresolución retrocompatible. | |
| MY176410A (en) | Decoder and method for a generalized spatial-audio-object-coding parametric concept for multichannel downmix/upmix cases | |
| BR112018010279A2 (pt) | novos anticorpos anti-emr2 e métodos de uso | |
| BR112018012884A2 (pt) | novos anticorpos anti-mmp16 e métodos de uso | |
| BR112018012883A2 (pt) | novos anticorpos anti-upk1b e métodos de uso | |
| PY1566858A (es) | Mezcla paramétrica de señales de audio | |
| EP3344783A4 (en) | PROCESS FOR THE MOLECULAR CHARACTERIZATION OF CERVICAL CELL SAMPLES | |
| AR110680A1 (es) | Anticuerpos biespecíficos que se unen al factor de coagulación ix y al factor de coagulación x | |
| AR097000A1 (es) | Aparato y método para codificación mejorada de objetos de audio espacial | |
| TH172296A (th) | วิธีการและอุปกรณ์สำหรับการเข้ารหัสหลายช่องสัญญาณร่วมกัน | |
| MX2018003531A (es) | Codificador, decodificador y metodos para conmutacion adaptativa de se?al de la relacion de superposicion en codificacion de audio por transformada. | |
| TH182791A (th) | การผสมสัญญาณเสียงผ่านโสตแบบพาราเมตริก |