HK1243547B - 音頻信號的參數化混合 - Google Patents
音頻信號的參數化混合Info
- Publication number
- HK1243547B HK1243547B HK18102845.3A HK18102845A HK1243547B HK 1243547 B HK1243547 B HK 1243547B HK 18102845 A HK18102845 A HK 18102845A HK 1243547 B HK1243547 B HK 1243547B
- Authority
- HK
- Hong Kong
- Prior art keywords
- audio signals
- parametric mixing
- parametric
- mixing
- audio
- Prior art date
Links
- 230000005236 sound signal 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
- G10L19/008—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
- 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
-
- 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)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (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 |
|---|---|
| HK1243547B true HK1243547B (zh) | 2019-11-29 |
Family
ID=54364338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK18102845.3A HK1243547B (zh) | 2014-10-31 | 2018-02-27 | 音頻信號的參數化混合 |
Country Status (39)
| Country | Link |
|---|---|
| US (1) | US9930465B2 (zh) |
| EP (1) | EP3213322B1 (zh) |
| JP (1) | JP6686015B2 (zh) |
| KR (1) | KR102501969B1 (zh) |
| CN (1) | CN107112020B (zh) |
| AU (1) | AU2015340622B2 (zh) |
| CA (1) | CA2965731C (zh) |
| CL (1) | CL2017001037A1 (zh) |
| CO (1) | CO2017004283A2 (zh) |
| CY (1) | CY1121917T1 (zh) |
| DK (1) | DK3213322T3 (zh) |
| EA (1) | EA034250B1 (zh) |
| EC (1) | ECSP17023702A (zh) |
| ES (1) | ES2732668T3 (zh) |
| GE (1) | GEP20196960B (zh) |
| GT (1) | GT201700088A (zh) |
| HK (1) | HK1243547B (zh) |
| HR (1) | HRP20191107T1 (zh) |
| HU (1) | HUE044368T2 (zh) |
| IL (1) | IL251789B (zh) |
| LT (1) | LT3213322T (zh) |
| ME (1) | ME03453B (zh) |
| MX (1) | MX364405B (zh) |
| MY (1) | MY190174A (zh) |
| PE (1) | PE20170759A1 (zh) |
| PH (1) | PH12017500723A1 (zh) |
| PL (1) | PL3213322T3 (zh) |
| PT (1) | PT3213322T (zh) |
| RS (1) | RS58874B1 (zh) |
| SA (1) | SA517381440B1 (zh) |
| SG (1) | SG11201703263PA (zh) |
| SI (1) | SI3213322T1 (zh) |
| SV (1) | SV2017005431A (zh) |
| TN (1) | TN2017000143A1 (zh) |
| TW (1) | TWI587286B (zh) |
| UA (1) | UA123388C2 (zh) |
| UY (1) | UY36378A (zh) |
| WO (1) | WO2016066705A1 (zh) |
| ZA (1) | ZA201702647B (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2704266C2 (ru) | 2014-10-31 | 2019-10-25 | Долби Интернешнл Аб | Параметрическое кодирование и декодирование многоканальных аудиосигналов |
| WO2016172254A1 (en) | 2015-04-21 | 2016-10-27 | Dolby Laboratories Licensing Corporation | Spatial audio signal manipulation |
| TWI808298B (zh) * | 2019-01-21 | 2023-07-11 | 弗勞恩霍夫爾協會 | 對空間音訊表示進行編碼的裝置和方法或使用傳輸後設資料對編碼音訊訊號進行解碼的裝置和方法和相關計算機程式 |
| US11523239B2 (en) * | 2019-07-22 | 2022-12-06 | Hisense Visual Technology Co., Ltd. | Display apparatus and method for processing audio |
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 |
| US7813933B2 (en) | 2004-11-22 | 2010-10-12 | Bang & Olufsen A/S | Method and apparatus for multichannel upmixing and downmixing |
| CA2595625A1 (en) | 2005-01-24 | 2006-07-27 | Thx, Ltd. | Ambient and direct surround sound system |
| 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 |
| CN101138274B (zh) * | 2005-04-15 | 2011-07-06 | 杜比国际公司 | 用于处理去相干信号或组合信号的设备和方法 |
| 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 |
| CA2874454C (en) | 2006-10-16 | 2017-05-02 | Dolby International Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| WO2008069594A1 (en) | 2006-12-07 | 2008-06-12 | 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 |
| EP2137725B1 (en) * | 2007-04-26 | 2014-01-08 | Dolby International AB | Apparatus and method for synthesizing an output signal |
| RU2452043C2 (ru) * | 2007-10-17 | 2012-05-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Аудиокодирование с использованием понижающего микширования |
| CN102099854B (zh) * | 2008-07-15 | 2012-11-28 | Lg电子株式会社 | 处理音频信号的方法和装置 |
| 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 |
| MY154641A (en) | 2009-11-20 | 2015-07-15 | Fraunhofer Ges Forschung | 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 cimbination parameter |
| CA2843223A1 (en) | 2012-07-02 | 2014-01-09 | Sony Corporation | Decoding device, decoding method, encoding device, encoding method, and program |
| EP3748632A1 (en) | 2012-07-09 | 2020-12-09 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
| KR101729930B1 (ko) * | 2013-02-14 | 2017-04-25 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 업믹스된 오디오 신호들의 채널간 코히어런스를 제어하기 위한 방법 |
| KR102244379B1 (ko) | 2013-10-21 | 2021-04-26 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성 |
-
2015
- 2015-10-13 TW TW104133508A patent/TWI587286B/zh active
- 2015-10-28 GE GEAP201514481A patent/GEP20196960B/en unknown
- 2015-10-28 PE PE2017000726A patent/PE20170759A1/es unknown
- 2015-10-28 KR KR1020177011883A patent/KR102501969B1/ko active IP Right Grant
- 2015-10-28 EP EP15787573.3A patent/EP3213322B1/en active Active
- 2015-10-28 CN CN201580059156.XA patent/CN107112020B/zh active Active
- 2015-10-28 CA CA2965731A patent/CA2965731C/en active Active
- 2015-10-28 AU AU2015340622A patent/AU2015340622B2/en active Active
- 2015-10-28 EA EA201790753A patent/EA034250B1/ru unknown
- 2015-10-28 UA UAA201704246A patent/UA123388C2/uk unknown
- 2015-10-28 PL PL15787573T patent/PL3213322T3/pl unknown
- 2015-10-28 ES ES15787573T patent/ES2732668T3/es active Active
- 2015-10-28 MX MX2017005409A patent/MX364405B/es active IP Right Grant
- 2015-10-28 ME MEP-2019-170A patent/ME03453B/me unknown
- 2015-10-28 LT LTEP15787573.3T patent/LT3213322T/lt unknown
- 2015-10-28 SI SI201530795T patent/SI3213322T1/sl unknown
- 2015-10-28 TN TN2017000143A patent/TN2017000143A1/en unknown
- 2015-10-28 DK DK15787573.3T patent/DK3213322T3/da active
- 2015-10-28 SG SG11201703263PA patent/SG11201703263PA/en unknown
- 2015-10-28 JP JP2017522828A patent/JP6686015B2/ja active Active
- 2015-10-28 MY MYPI2017701447A patent/MY190174A/en unknown
- 2015-10-28 US US15/522,255 patent/US9930465B2/en active Active
- 2015-10-28 HU HUE15787573 patent/HUE044368T2/hu unknown
- 2015-10-28 PT PT15787573T patent/PT3213322T/pt unknown
- 2015-10-28 WO PCT/EP2015/075022 patent/WO2016066705A1/en active Application Filing
- 2015-10-28 RS RS20190769A patent/RS58874B1/sr 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/PH12017500723A1/en unknown
- 2017-04-26 CL CL2017001037A patent/CL2017001037A1/es unknown
- 2017-04-27 CO CONC2017/0004283A patent/CO2017004283A2/es unknown
- 2017-04-27 GT GT201700088A patent/GT201700088A/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
-
2018
- 2018-02-27 HK HK18102845.3A patent/HK1243547B/zh unknown
-
2019
- 2019-06-18 HR HRP20191107TT patent/HRP20191107T1/hr unknown
- 2019-06-27 CY CY20191100677T patent/CY1121917T1/el unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| HK1245326A1 (zh) | 用於生產scaav的組合物和方法 | |
| GB2554634B (en) | Enhancement of audio signals | |
| GB2556015B (en) | Audio Signals | |
| PL3100523T3 (pl) | Sygnały wykrywania i procedury | |
| IL246787B (en) | Harmonic bandwidth expansion of audio signals | |
| GB201405123D0 (en) | Audio signal payload | |
| EP3230849A4 (en) | Wearable audio mixing | |
| GB201401626D0 (en) | Audio signal analysis | |
| HK1203300A2 (zh) | 混音方法及系統 | |
| PL3582221T3 (pl) | Szacowanie szumu tła w sygnałach audio | |
| GB2540407B (en) | Personal audio mixer | |
| HK1243547B (zh) | 音頻信號的參數化混合 | |
| HK1216364A1 (zh) | 音頻混頻器 | |
| GB2549805B (en) | Audio signals | |
| IL285700A (en) | 21- Hydroxylation of steroids | |
| GB2544159B (en) | Mixing Digital Audio Signals | |
| GB2540508B (en) | Retaining binaural cues when mixing microphone signals | |
| GB201421466D0 (en) | Mastering inmprovements to audio signals | |
| GB201402629D0 (en) | Improved mixer and associated methods |