SA517381440B1 - المزج البارامتري لإشارات صوتية - Google Patents
المزج البارامتري لإشارات صوتية Download PDFInfo
- Publication number
- SA517381440B1 SA517381440B1 SA517381440A SA517381440A SA517381440B1 SA 517381440 B1 SA517381440 B1 SA 517381440B1 SA 517381440 A SA517381440 A SA 517381440A SA 517381440 A SA517381440 A SA 517381440A SA 517381440 B1 SA517381440 B1 SA 517381440B1
- Authority
- SA
- Saudi Arabia
- Prior art keywords
- channel
- signal
- channels
- audio
- downmix
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title description 367
- 238000002156 mixing Methods 0.000 title description 256
- 239000000203 mixture Substances 0.000 description 99
- 230000003321 amplification Effects 0.000 description 98
- 238000003199 nucleic acid amplification method Methods 0.000 description 98
- 238000000034 method Methods 0.000 description 89
- 230000000875 corresponding effect Effects 0.000 description 72
- 239000011159 matrix material Substances 0.000 description 72
- 238000007792 addition Methods 0.000 description 47
- 238000012545 processing Methods 0.000 description 34
- 238000003860 storage Methods 0.000 description 17
- 230000009466 transformation Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 10
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 238000007493 shaping process Methods 0.000 description 9
- 239000000654 additive Substances 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 8
- 230000015654 memory Effects 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 101150107869 Sarg gene Proteins 0.000 description 5
- 238000004590 computer program Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000013139 quantization Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009877 rendering Methods 0.000 description 3
- 241001268392 Dalla Species 0.000 description 2
- 101100234002 Drosophila melanogaster Shal gene Proteins 0.000 description 2
- 244000166071 Shorea robusta Species 0.000 description 2
- 235000015076 Shorea robusta Nutrition 0.000 description 2
- 241000532784 Thelia <leafhopper> Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 101150067539 AMBP gene Proteins 0.000 description 1
- 240000000662 Anethum graveolens Species 0.000 description 1
- 101100256965 Caenorhabditis elegans sip-1 gene Proteins 0.000 description 1
- 241001239379 Calophysus macropterus Species 0.000 description 1
- 241000252233 Cyprinus carpio Species 0.000 description 1
- 101100504379 Mus musculus Gfral gene Proteins 0.000 description 1
- 101100427344 Mus musculus Usp10 gene Proteins 0.000 description 1
- 240000000220 Panda oleosa Species 0.000 description 1
- 235000016496 Panda oleosa Nutrition 0.000 description 1
- 238000012951 Remeasurement Methods 0.000 description 1
- FZNCGRZWXLXZSZ-CIQUZCHMSA-N Voglibose Chemical compound OCC(CO)N[C@H]1C[C@](O)(CO)[C@@H](O)[C@H](O)[C@H]1O FZNCGRZWXLXZSZ-CIQUZCHMSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- AGOYDEPGAOXOCK-KCBOHYOISA-N clarithromycin Chemical compound O([C@@H]1[C@@H](C)C(=O)O[C@@H]([C@@]([C@H](O)[C@@H](C)C(=O)[C@H](C)C[C@](C)([C@H](O[C@H]2[C@@H]([C@H](C[C@@H](C)O2)N(C)C)O)[C@H]1C)OC)(C)O)CC)[C@H]1C[C@@](C)(OC)[C@@H](O)[C@H](C)O1 AGOYDEPGAOXOCK-KCBOHYOISA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- KEBHLNDPKPIPLI-UHFFFAOYSA-N hydron;2-(3h-inden-4-yloxymethyl)morpholine;chloride Chemical compound Cl.C=1C=CC=2C=CCC=2C=1OCC1CNCCO1 KEBHLNDPKPIPLI-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009377 nuclear transmutation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 244000239635 ulla Species 0.000 description 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 |
|---|---|
| SA517381440B1 true SA517381440B1 (ar) | 2020-05-23 |
Family
ID=54364338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SA517381440A SA517381440B1 (ar) | 2014-10-31 | 2017-04-30 | المزج البارامتري لإشارات صوتية |
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 |
| 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 |
| JP7585208B2 (ja) * | 2019-01-21 | 2024-11-18 | フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 空間オーディオ表現を符号化するための装置および方法、またはトランスポートメタデータを使用して符号化されたオーディオ信号を復号するための装置および方法、ならびに関連するコンピュータプログラム |
| US11523239B2 (en) * | 2019-07-22 | 2022-12-06 | Hisense Visual Technology Co., Ltd. | Display apparatus and method for processing audio |
| JP2022547038A (ja) | 2019-09-03 | 2022-11-10 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 低レイテンシ・低音効果コーデック |
| 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 |
| US7813933B2 (en) | 2004-11-22 | 2010-10-12 | Bang & Olufsen A/S | Method and apparatus for multichannel upmixing and downmixing |
| EP1844626A2 (en) | 2005-01-24 | 2007-10-17 | 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 |
| JP4804532B2 (ja) * | 2005-04-15 | 2011-11-02 | ドルビー インターナショナル アクチボラゲット | 無相関信号の包絡線整形 |
| CN101410891A (zh) * | 2006-02-03 | 2009-04-15 | 韩国电子通信研究院 | 使用空间线索控制多目标或多声道音频信号的渲染的方法和装置 |
| US7965848B2 (en) | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
| EP2068307B1 (en) | 2006-10-16 | 2011-12-07 | Dolby International AB | Enhanced coding and parameter representation of multichannel downmixed object coding |
| KR101128815B1 (ko) | 2006-12-07 | 2012-03-27 | 엘지전자 주식회사 | 오디오 처리 방법 및 장치 |
| 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 |
| JP5133401B2 (ja) * | 2007-04-26 | 2013-01-30 | ドルビー・インターナショナル・アクチボラゲット | 出力信号の合成装置及び合成方法 |
| KR101290394B1 (ko) * | 2007-10-17 | 2013-07-26 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다운믹스를 이용한 오디오 코딩 |
| JP5258967B2 (ja) * | 2008-07-15 | 2013-08-07 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号の処理方法及び装置 |
| 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 |
| 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 |
| EP2249334A1 (en) * | 2009-05-08 | 2010-11-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio format transcoder |
| RU2607267C2 (ru) | 2009-11-20 | 2017-01-10 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство для обеспечения представления сигнала повышающего микширования на основе представления сигнала понижающего микширования, устройство для обеспечения битового потока, представляющего многоканальный звуковой сигнал, способы, компьютерные программы и битовый поток, представляющий многоканальный звуковой сигнал посредством использования параметра линейной комбинации |
| 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 |
| JP6231093B2 (ja) | 2012-07-09 | 2017-11-15 | コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． | オーディオ信号の符号化及び復号 |
| US9754596B2 (en) * | 2013-02-14 | 2017-09-05 | Dolby Laboratories Licensing Corporation | Methods for controlling the inter-channel coherence of upmixed audio signals |
| 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 PL PL15787573T patent/PL3213322T3/pl unknown
- 2015-10-28 US US15/522,255 patent/US9930465B2/en active Active
- 2015-10-28 EP EP15787573.3A patent/EP3213322B1/en active Active
- 2015-10-28 RS RS20190769A patent/RS58874B1/sr unknown
- 2015-10-28 DK DK15787573.3T patent/DK3213322T3/da active
- 2015-10-28 ES ES15787573T patent/ES2732668T3/es active Active
- 2015-10-28 CN CN201580059156.XA patent/CN107112020B/zh active Active
- 2015-10-28 MY MYPI2017701447A patent/MY190174A/en unknown
- 2015-10-28 GE GEAP201514481A patent/GEP20196960B/en unknown
- 2015-10-28 WO PCT/EP2015/075022 patent/WO2016066705A1/en not_active Ceased
- 2015-10-28 EA EA201790753A patent/EA034250B1/ru unknown
- 2015-10-28 PE PE2017000726A patent/PE20170759A1/es unknown
- 2015-10-28 TN TN2017000143A patent/TN2017000143A1/en unknown
- 2015-10-28 KR KR1020177011883A patent/KR102501969B1/ko active Active
- 2015-10-28 MX MX2017005409A patent/MX364405B/es active IP Right Grant
- 2015-10-28 SI SI201530795T patent/SI3213322T1/sl unknown
- 2015-10-28 HK HK18102845.3A patent/HK1243547B/en unknown
- 2015-10-28 HR HRP20191107TT patent/HRP20191107T1/hr unknown
- 2015-10-28 LT LTEP15787573.3T patent/LT3213322T/lt unknown
- 2015-10-28 UA UAA201704246A patent/UA123388C2/uk unknown
- 2015-10-28 PT PT15787573T patent/PT3213322T/pt unknown
- 2015-10-28 AU AU2015340622A patent/AU2015340622B2/en active Active
- 2015-10-28 SG SG11201703263PA patent/SG11201703263PA/en unknown
- 2015-10-28 ME MEP-2019-170A patent/ME03453B/me unknown
- 2015-10-28 CA CA2965731A patent/CA2965731C/en active Active
- 2015-10-28 HU HUE15787573 patent/HUE044368T2/hu unknown
- 2015-10-28 JP JP2017522828A patent/JP6686015B2/ja active Active
- 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 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
-
2019
- 2019-06-27 CY CY20191100677T patent/CY1121917T1/el unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SA517381440B1 (ar) | المزج البارامتري لإشارات صوتية | |
| KR102477610B1 (ko) | 채널 신호를 처리하는 부호화/복호화 장치 및 방법 | |
| US10231073B2 (en) | Ambisonic audio rendering with depth decoding | |
| US20210195356A1 (en) | Audio signal processing method and apparatus | |
| KR101120909B1 (ko) | 멀티 채널 파라미터 변환 장치, 방법 및 컴퓨터로 판독가능한 매체 | |
| US20090129601A1 (en) | Controlling the Decoding of Binaural Audio Signals | |
| JP6342986B2 (ja) | １次アンビソニックス信号の指向性を高める方法及び装置 | |
| RU2586851C2 (ru) | Устройство для формирования улучшенного сигнала микширования с понижением, способ формирования улучшенного сигнала микширования с понижением и компьютерная программа | |
| US9402144B2 (en) | Apparatus for changing an audio scene and an apparatus for generating a directional function | |
| CN108924729B (zh) | 采用几何距离定义的音频呈现装置和方法 | |
| CN105580391B (zh) | 渲染器控制的空间升混 | |
| CN109087653B (zh) | 对高阶高保真立体声信号应用动态范围压缩的方法和设备 | |
| CN102172047A (zh) | 双耳信号的信号生成 | |
| CN102282868B (zh) | 没有反馈的频域有源矩阵解码的方法和系统 | |
| CN101401152A (zh) | 通过多通道音频信号的主分量分析进行编码的设备和方法 | |
| CN104541524A (zh) | 一种用于处理音频信号的方法和设备 | |
| RU2008126699A (ru) | Декодирование бинауральных аудиосигналов | |
| JP2010508545A (ja) | オブジェクトベースのオーディオ信号の符号化及び復号化方法並びにその装置 | |
| WO2011013381A1 (ja) | 符号化装置および復号装置 | |
| JP2016528811A (ja) | マルチチャネル・オーディオ・デコーダ、マルチチャネル・オーディオ・エンコーダ、レンダリングされたオーディオ信号を使用する方法、コンピュータ・プログラムおよび符号化オーディオ表現 | |
| KR102478163B1 (ko) | 객체 오디오 신호의 잔향 신호를 이용한 오디오 부/복호화 장치 | |
| US20090240503A1 (en) | Acoustic signal processing apparatus and acoustic signal processing method | |
| US11875802B2 (en) | Encoding/decoding apparatus for processing channel signal and method | |
| JP2006323314A (ja) | マルチチャネル音声信号をバイノーラルキュー符号化する装置 | |
| JP2006325162A (ja) | バイノーラルキューを用いてマルチチャネル空間音声符号化を行うための装置 |