PL3444815T3 - Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów - Google Patents

Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów

Info

Publication number
PL3444815T3
PL3444815T3 PL18197144T PL18197144T PL3444815T3 PL 3444815 T3 PL3444815 T3 PL 3444815T3 PL 18197144 T PL18197144 T PL 18197144T PL 18197144 T PL18197144 T PL 18197144T PL 3444815 T3 PL3444815 T3 PL 3444815T3
Authority
PL
Poland
Prior art keywords
multiplet
multichannel audio
based matrix
channel count
matrix mixing
Prior art date
Application number
PL18197144T
Other languages
English (en)
Inventor
Zoran Fejzo
Jeffrey Thompson
Original Assignee
Dts, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US14/447,516 external-priority patent/US9338573B2/en
Application filed by Dts, Inc. filed Critical Dts, Inc.
Publication of PL3444815T3 publication Critical patent/PL3444815T3/pl

Links

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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—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 spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Stereophonic System (AREA)
PL18197144T 2013-11-27 2014-11-26 Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów PL3444815T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361909841P 2013-11-27 2013-11-27
US14/447,516 US9338573B2 (en) 2013-07-30 2014-07-30 Matrix decoder with constant-power pairwise panning
PCT/US2014/067763 WO2015081293A1 (en) 2013-11-27 2014-11-26 Multiplet-based matrix mixing for high-channel count multichannel audio
EP18197144.1A EP3444815B1 (en) 2013-11-27 2014-11-26 Multiplet-based matrix mixing for high-channel count multichannel audio
EP14866041.8A EP3074969B1 (en) 2013-11-27 2014-11-26 Multiplet-based matrix mixing for high-channel count multichannel audio

Publications (1)

Publication Number Publication Date
PL3444815T3 true PL3444815T3 (pl) 2020-11-30

Family

ID=56797954

Family Applications (2)

Application Number Title Priority Date Filing Date
PL18197144T PL3444815T3 (pl) 2013-11-27 2014-11-26 Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów
PL14866041T PL3074969T3 (pl) 2013-11-27 2014-11-26 Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL14866041T PL3074969T3 (pl) 2013-11-27 2014-11-26 Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów

Country Status (8)

Country Link
US (1) US9552819B2 (pl)
EP (2) EP3444815B1 (pl)
JP (1) JP6612753B2 (pl)
KR (1) KR102294767B1 (pl)
CN (1) CN105981411B (pl)
ES (2) ES2772851T3 (pl)
PL (2) PL3444815T3 (pl)
WO (1) WO2015081293A1 (pl)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6710675B2 (ja) * 2014-07-31 2020-06-17 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 オーディオ処理システムおよび方法
CN106303897A (zh) 2015-06-01 2017-01-04 杜比实验室特许公司 处理基于对象的音频信号
US9590580B1 (en) 2015-09-13 2017-03-07 Guoguang Electric Company Limited Loudness-based audio-signal compensation
WO2017085562A2 (en) 2015-11-20 2017-05-26 Dolby International Ab Improved rendering of immersive audio content
US9886234B2 (en) 2016-01-28 2018-02-06 Sonos, Inc. Systems and methods of distributing audio to one or more playback devices
JP6703884B2 (ja) * 2016-04-13 2020-06-03 日本放送協会 チャンネル数変換装置、放送受信機およびプログラム
US10375498B2 (en) * 2016-11-16 2019-08-06 Dts, Inc. Graphical user interface for calibrating a surround sound system
CN106774930A (zh) * 2016-12-30 2017-05-31 中兴通讯股份有限公司 一种数据处理方法、装置及采集设备
US10366695B2 (en) * 2017-01-19 2019-07-30 Qualcomm Incorporated Inter-channel phase difference parameter modification
US11595774B2 (en) * 2017-05-12 2023-02-28 Microsoft Technology Licensing, Llc Spatializing audio data based on analysis of incoming audio data
US11277705B2 (en) 2017-05-15 2022-03-15 Dolby Laboratories Licensing Corporation Methods, systems and apparatus for conversion of spatial audio format(s) to speaker signals
CN107506409B (zh) * 2017-08-09 2021-01-08 浪潮金融信息技术有限公司 一种多音频数据的处理方法
KR102468799B1 (ko) 2017-08-11 2022-11-18 삼성전자 주식회사 전자장치, 그 제어방법 및 그 컴퓨터프로그램제품
JP7024794B2 (ja) * 2017-09-06 2022-02-24 ヤマハ株式会社 オーディオシステム、オーディオ機器、及びオーディオ機器の制御方法
US10872611B2 (en) * 2017-09-12 2020-12-22 Qualcomm Incorporated Selecting channel adjustment method for inter-frame temporal shift variations
CN111133411B (zh) * 2017-09-29 2023-07-14 苹果公司 空间音频上混
GB201718341D0 (en) 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
US10523171B2 (en) 2018-02-06 2019-12-31 Sony Interactive Entertainment Inc. Method for dynamic sound equalization
US10652686B2 (en) 2018-02-06 2020-05-12 Sony Interactive Entertainment Inc. Method of improving localization of surround sound
JP7309734B2 (ja) * 2018-02-15 2023-07-18 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 音量制御方法および装置
GB2572650A (en) 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
EP3550561A1 (en) 2018-04-06 2019-10-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Downmixer, audio encoder, method and computer program applying a phase value to a magnitude value
GB2574239A (en) 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters
DK180639B1 (en) 2018-06-01 2021-11-04 Apple Inc DISABILITY OF ATTENTION-ATTENTIVE VIRTUAL ASSISTANT
CA3091241A1 (en) * 2018-07-02 2020-01-09 Dolby Laboratories Licensing Corporation Methods and devices for generating or decoding a bitstream comprising immersive audio signals
US10887717B2 (en) 2018-07-12 2021-01-05 Sony Interactive Entertainment Inc. Method for acoustically rendering the size of sound a source
TWI688280B (zh) 2018-09-06 2020-03-11 宏碁股份有限公司 正交基底修正之音效控制方法及音效輸出裝置
US11304021B2 (en) 2018-11-29 2022-04-12 Sony Interactive Entertainment Inc. Deferred audio rendering
US11348573B2 (en) * 2019-03-18 2022-05-31 Apple Inc. Multimodality in digital assistant systems
CN112216310B (zh) * 2019-07-09 2021-10-26 海信视像科技股份有限公司 音频处理方法与装置、以及多声道系统
GB2586214A (en) * 2019-07-31 2021-02-17 Nokia Technologies Oy Quantization of spatial audio direction parameters
US11327802B2 (en) * 2019-07-31 2022-05-10 Microsoft Technology Licensing, Llc System and method for exporting logical object metadata
GB2590650A (en) * 2019-12-23 2021-07-07 Nokia Technologies Oy The merging of spatial audio parameters
WO2022124620A1 (en) * 2020-12-08 2022-06-16 Samsung Electronics Co., Ltd. Method and system to render n-channel audio on m number of output speakers based on preserving audio-intensities of n-channel audio in real-time
WO2022262750A1 (zh) * 2021-06-15 2022-12-22 北京字跳网络技术有限公司 音频渲染系统、方法和电子设备
CN115497485B (zh) * 2021-06-18 2024-10-18 华为技术有限公司 三维音频信号编码方法、装置、编码器和系统
CN113438595B (zh) * 2021-06-24 2022-03-18 深圳市叡扬声学设计研发有限公司 音频处理系统
CN113838470B (zh) * 2021-09-15 2023-10-03 Oppo广东移动通信有限公司 音频处理方法、装置、电子设备及计算机可读介质及产品
CN118511545A (zh) * 2021-12-20 2024-08-16 狄拉克研究公司 用于上混/重混/下混应用的多声道音频处理
WO2023210978A1 (ko) * 2022-04-28 2023-11-02 삼성전자 주식회사 다채널 오디오 신호 처리 장치 및 방법
CN117835139A (zh) * 2022-07-19 2024-04-05 深圳思科尼亚科技有限公司 音频信号处理方法、装置、电子设备及存储介质
CN116723438B (zh) * 2023-05-26 2026-08-07 三星电子(中国)研发中心 修正参数生成方法和装置
US12482208B2 (en) 2023-05-30 2025-11-25 Snap Inc. Mirroring 3D assets for virtual experiences

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5291557A (en) 1992-10-13 1994-03-01 Dolby Laboratories Licensing Corporation Adaptive rematrixing of matrixed audio signals
US5319713A (en) 1992-11-12 1994-06-07 Rocktron Corporation Multi dimensional sound circuit
US5638452A (en) 1995-04-21 1997-06-10 Rocktron Corporation Expandable multi-dimensional sound circuit
US5771295A (en) 1995-12-26 1998-06-23 Rocktron Corporation 5-2-5 matrix system
US5870480A (en) 1996-07-19 1999-02-09 Lexicon Multichannel active matrix encoder and decoder with maximum lateral separation
US6665407B1 (en) 1998-09-28 2003-12-16 Creative Technology Ltd. Three channel panning system
US6507658B1 (en) 1999-01-27 2003-01-14 Kind Of Loud Technologies, Llc Surround sound panner
US7003467B1 (en) 2000-10-06 2006-02-21 Digital Theater Systems, Inc. Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio
BR0304541A (pt) 2002-04-22 2004-07-20 Koninkl Philips Electronics Nv Método e arranjo para sintetizar um primeiro e um segundo sinal de saìda a partir de um sinal de entrada, aparelho para prover um sinal de áudio decodificado, sinal de multicanal decodificado, e, meio de armazenamento
US7039204B2 (en) * 2002-06-24 2006-05-02 Agere Systems Inc. Equalization for audio mixing
US20050052457A1 (en) 2003-02-27 2005-03-10 Neil Muncy Apparatus for generating and displaying images for determining the quality of audio reproduction
US7283684B1 (en) 2003-05-20 2007-10-16 Sandia Corporation Spectral compression algorithms for the analysis of very large multivariate images
SE0400997D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio
EP1749296B1 (en) * 2004-05-28 2010-07-14 Nokia Corporation Multichannel audio extension
US7391870B2 (en) 2004-07-09 2008-06-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V Apparatus and method for generating a multi-channel output signal
US7283634B2 (en) 2004-08-31 2007-10-16 Dts, Inc. Method of mixing audio channels using correlated outputs
EP1817767B1 (en) * 2004-11-30 2015-11-11 Agere Systems Inc. Parametric coding of spatial audio with object-based side information
US7787631B2 (en) 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
WO2006103584A1 (en) * 2005-03-30 2006-10-05 Koninklijke Philips Electronics N.V. Multi-channel audio coding
US8345899B2 (en) 2006-05-17 2013-01-01 Creative Technology Ltd Phase-amplitude matrixed surround decoder
EP2575129A1 (en) * 2006-09-29 2013-04-03 Electronics and Telecommunications Research Institute Apparatus and method for coding and decoding multi-object audio signal with various channel
US8385556B1 (en) * 2007-08-17 2013-02-26 Dts, Inc. Parametric stereo conversion system and method
WO2010076460A1 (fr) 2008-12-15 2010-07-08 France Telecom Codage perfectionne de signaux audionumériques multicanaux
WO2010097748A1 (en) 2009-02-27 2010-09-02 Koninklijke Philips Electronics N.V. Parametric stereo encoding and decoding
KR101283783B1 (ko) * 2009-06-23 2013-07-08 한국전자통신연구원 고품질 다채널 오디오 부호화 및 복호화 장치
KR101710113B1 (ko) 2009-10-23 2017-02-27 삼성전자주식회사 위상 정보와 잔여 신호를 이용한 부호화/복호화 장치 및 방법
KR101410575B1 (ko) * 2010-02-24 2014-06-23 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 강화 다운믹스 신호를 생성하는 장치, 강화 다운믹스 신호를 생성하는 방법 및 컴퓨터 프로그램
CN101964202B (zh) * 2010-09-09 2012-03-28 南京中兴特种软件有限责任公司 一种混合多种编码格式的音频数据文件播放处理方法
CN103649706B (zh) * 2011-03-16 2015-11-25 Dts(英属维尔京群岛)有限公司 三维音频音轨的编码及再现
CN102158881B (zh) * 2011-04-28 2013-07-31 武汉虹信通信技术有限责任公司 一种全面评估3g视频电话质量的方法和装置
CA2837893C (en) * 2011-07-01 2017-08-29 Dolby Laboratories Licensing Corporation System and method for adaptive audio signal generation, coding and rendering
TWI505262B (zh) * 2012-05-15 2015-10-21 Dolby Int Ab 具多重子流之多通道音頻信號的有效編碼與解碼
WO2014068817A1 (ja) * 2012-10-31 2014-05-08 パナソニック株式会社 オーディオ信号符号化装置及びオーディオ信号復号装置
CN102984642A (zh) * 2012-12-18 2013-03-20 武汉大学 一种五个扬声器的三维平移方法
EP2979467B1 (en) 2013-03-28 2019-12-18 Dolby Laboratories Licensing Corporation Rendering audio using speakers organized as a mesh of arbitrary n-gons
US9521501B2 (en) 2013-09-12 2016-12-13 Dolby Laboratories Licensing Corporation Loudness adjustment for downmixed audio content

Also Published As

Publication number Publication date
KR102294767B1 (ko) 2021-08-27
WO2015081293A1 (en) 2015-06-04
KR20160090869A (ko) 2016-08-01
PL3074969T3 (pl) 2019-05-31
US9552819B2 (en) 2017-01-24
EP3074969B1 (en) 2018-11-21
ES2710774T3 (es) 2019-04-26
EP3444815B1 (en) 2020-01-08
CN105981411B (zh) 2018-11-30
EP3074969A4 (en) 2017-08-30
EP3074969A1 (en) 2016-10-05
ES2772851T3 (es) 2020-07-08
JP6612753B2 (ja) 2019-11-27
EP3444815A1 (en) 2019-02-20
CN105981411A (zh) 2016-09-28
US20150170657A1 (en) 2015-06-18
JP2017501438A (ja) 2017-01-12

Similar Documents

Publication Publication Date Title
PL3074969T3 (pl) Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów
PL2735369T3 (pl) Pipeta wielokanałowa
EP3010248A4 (en) Audio device
GB201310861D0 (en) Audio signal analysis
ZA201506985B (en) Boron-containing diacylhydrazines
GB2500790B (en) Audio system
AU351365S (en) Loudspeaker
PL2633913T3 (pl) Urządzenie do pipetowania i wielokanałowe urządzenie do pipetowania
DK3050055T3 (da) Gengivelse af flerkanalsaudio ved anvendelse af interpolerede matricer
EP3008672A4 (en) Opportunity events
AU354696S (en) Loudspeaker
GB2502189B (en) Loudspeaker
EP3015449A4 (en) (meth)acrylate production system
EP2891281A4 (en) MULTI-CHANNEL TURN
EP2962299A4 (en) AUDIO SIGNAL ANALYSIS
EP2849861A4 (en) MANUFACTURE OF AN INPUT DEVICE
AU354318S (en) Loudspeaker
GB201321348D0 (en) Novel birthing seat
EP3003642A4 (en) Clamp
GB201317193D0 (en) Loudspeaker
EP2936914A4 (en) MULTI-CHANNEL CONVERSION
GB201306832D0 (en) Adaptor
EP3095483A4 (en) Radiotherapy spacer
GB201315524D0 (en) Directional audio apparatus
GB201305142D0 (en) Headphones