IN2014MN02567A - - Google Patents

Download PDF

Info

Publication number
IN2014MN02567A
IN2014MN02567A IN2567MUN2014A IN2014MN02567A IN 2014MN02567 A IN2014MN02567 A IN 2014MN02567A IN 2567MUN2014 A IN2567MUN2014 A IN 2567MUN2014A IN 2014MN02567 A IN2014MN02567 A IN 2014MN02567A
Authority
IN
India
Prior art keywords
presented
describe
sound field
basis function
backward compatible
Prior art date
Application number
Other languages
English (en)
Inventor
Dipanjansen
Pei Xiang
Original Assignee
Qualcomm 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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014MN02567A publication Critical patent/IN2014MN02567A/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic
    • H04S3/006Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86Arrangements characterised by the broadcast information itself
    • H04H20/88Stereophonic broadcast systems
    • H04H20/89Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60Network streaming of media packets
    • H04L65/75Media network packet handling
    • H04L65/765Media network packet handling intermediate
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008Systems 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S7/00Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30Control circuits for electronic adaptation of the sound field
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/07Generation or adaptation of the Low Frequency Effect [LFE] channel, e.g. distribution or signal processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15Aspects of sound capture and related signal processing for recording or reproduction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2420/00Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11Application of ambisonics in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
IN2567MUN2014 2012-07-15 2013-06-18 IN2014MN02567A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261671789P 2012-07-15 2012-07-15
US13/844,447 US9288603B2 (en) 2012-07-15 2013-03-15 Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
PCT/US2013/046369 WO2014014600A1 (en) 2012-07-15 2013-06-18 Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding

Publications (1)

Publication Number Publication Date
IN2014MN02567A true IN2014MN02567A (es) 2015-07-24

Family

ID=49914001

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2567MUN2014 IN2014MN02567A (es) 2012-07-15 2013-06-18

Country Status (9)

Country Link
US (2) US9288603B2 (es)
EP (1) EP2873252B1 (es)
JP (1) JP6105062B2 (es)
KR (2) KR101993587B1 (es)
CN (1) CN104471960B (es)
ES (1) ES2734512T3 (es)
HU (1) HUE044246T2 (es)
IN (1) IN2014MN02567A (es)
WO (1) WO2014014600A1 (es)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8483853B1 (en) 2006-09-12 2013-07-09 Sonos, Inc. Controlling and manipulating groupings in a multi-zone media system
US8788080B1 (en) 2006-09-12 2014-07-22 Sonos, Inc. Multi-channel pairing in a media system
US9202509B2 (en) 2006-09-12 2015-12-01 Sonos, Inc. Controlling and grouping in a multi-zone media system
US8923997B2 (en) 2010-10-13 2014-12-30 Sonos, Inc Method and apparatus for adjusting a speaker system
US11265652B2 (en) 2011-01-25 2022-03-01 Sonos, Inc. Playback device pairing
US11429343B2 (en) 2011-01-25 2022-08-30 Sonos, Inc. Stereo playback configuration and control
US8938312B2 (en) 2011-04-18 2015-01-20 Sonos, Inc. Smart line-in processing
US9042556B2 (en) 2011-07-19 2015-05-26 Sonos, Inc Shaping sound responsive to speaker orientation
US8811630B2 (en) 2011-12-21 2014-08-19 Sonos, Inc. Systems, methods, and apparatus to filter audio
US9084058B2 (en) 2011-12-29 2015-07-14 Sonos, Inc. Sound field calibration using listener localization
US9729115B2 (en) 2012-04-27 2017-08-08 Sonos, Inc. Intelligently increasing the sound level of player
US9524098B2 (en) 2012-05-08 2016-12-20 Sonos, Inc. Methods and systems for subwoofer calibration
EP2665208A1 (en) 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
USD721352S1 (en) 2012-06-19 2015-01-20 Sonos, Inc. Playback device
US9690271B2 (en) 2012-06-28 2017-06-27 Sonos, Inc. Speaker calibration
US9668049B2 (en) 2012-06-28 2017-05-30 Sonos, Inc. Playback device calibration user interfaces
US9106192B2 (en) 2012-06-28 2015-08-11 Sonos, Inc. System and method for device playback calibration
US9690539B2 (en) 2012-06-28 2017-06-27 Sonos, Inc. Speaker calibration user interface
US9706323B2 (en) 2014-09-09 2017-07-11 Sonos, Inc. Playback device calibration
US9219460B2 (en) 2014-03-17 2015-12-22 Sonos, Inc. Audio settings based on environment
US9288603B2 (en) 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
US9473870B2 (en) 2012-07-16 2016-10-18 Qualcomm Incorporated Loudspeaker position compensation with 3D-audio hierarchical coding
JP6279569B2 (ja) 2012-07-19 2018-02-14 ドルビー・インターナショナル・アーベー マルチチャンネルオーディオ信号のレンダリングを改善する方法及び装置
US8930005B2 (en) 2012-08-07 2015-01-06 Sonos, Inc. Acoustic signatures in a playback system
US8965033B2 (en) 2012-08-31 2015-02-24 Sonos, Inc. Acoustic optimization
US9008330B2 (en) 2012-09-28 2015-04-14 Sonos, Inc. Crossover frequency adjustments for audio speakers
USD721061S1 (en) 2013-02-25 2015-01-13 Sonos, Inc. Playback device
US10499176B2 (en) 2013-05-29 2019-12-03 Qualcomm Incorporated Identifying codebooks to use when coding spatial components of a sound field
US9691406B2 (en) * 2013-06-05 2017-06-27 Dolby Laboratories Licensing Corporation Method for encoding audio signals, apparatus for encoding audio signals, method for decoding audio signals and apparatus for decoding audio signals
WO2015036352A1 (en) 2013-09-12 2015-03-19 Dolby International Ab Coding of multichannel audio content
KR102244379B1 (ko) 2013-10-21 2021-04-26 돌비 인터네셔널 에이비 오디오 신호들의 파라메트릭 재구성
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9226073B2 (en) 2014-02-06 2015-12-29 Sonos, Inc. Audio output balancing during synchronized playback
US9226087B2 (en) 2014-02-06 2015-12-29 Sonos, Inc. Audio output balancing during synchronized playback
US9264839B2 (en) 2014-03-17 2016-02-16 Sonos, Inc. Playback device configuration based on proximity detection
EP3134897B1 (en) 2014-04-25 2020-05-20 Dolby Laboratories Licensing Corporation Matrix decomposition for rendering adaptive audio using high definition audio codecs
CN106463125B (zh) 2014-04-25 2020-09-15 杜比实验室特许公司 基于空间元数据的音频分割
US10134403B2 (en) * 2014-05-16 2018-11-20 Qualcomm Incorporated Crossfading between higher order ambisonic signals
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9852737B2 (en) * 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
CN106463132B (zh) * 2014-07-02 2021-02-02 杜比国际公司 对压缩的hoa表示编码和解码的方法和装置
WO2016001355A1 (en) 2014-07-02 2016-01-07 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation
US9800986B2 (en) 2014-07-02 2017-10-24 Dolby Laboratories Licensing Corporation Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
EP2963948A1 (en) * 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation
EP2963949A1 (en) * 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation
US9367283B2 (en) 2014-07-22 2016-06-14 Sonos, Inc. Audio settings
USD883956S1 (en) 2014-08-13 2020-05-12 Sonos, Inc. Playback device
US9910634B2 (en) 2014-09-09 2018-03-06 Sonos, Inc. Microphone calibration
US9952825B2 (en) 2014-09-09 2018-04-24 Sonos, Inc. Audio processing algorithms
US10127006B2 (en) 2014-09-09 2018-11-13 Sonos, Inc. Facilitating calibration of an audio playback device
US9891881B2 (en) 2014-09-09 2018-02-13 Sonos, Inc. Audio processing algorithm database
US9774974B2 (en) 2014-09-24 2017-09-26 Electronics And Telecommunications Research Institute Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
US9984693B2 (en) * 2014-10-10 2018-05-29 Qualcomm Incorporated Signaling channels for scalable coding of higher order ambisonic audio data
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
US9973851B2 (en) 2014-12-01 2018-05-15 Sonos, Inc. Multi-channel playback of audio content
AU2016207821A1 (en) * 2015-01-14 2017-07-13 Pf Consumer Healthcare 1 Llc Oral delivery product
US10664224B2 (en) 2015-04-24 2020-05-26 Sonos, Inc. Speaker calibration user interface
WO2016172593A1 (en) 2015-04-24 2016-10-27 Sonos, Inc. Playback device calibration user interfaces
USD886765S1 (en) 2017-03-13 2020-06-09 Sonos, Inc. Media playback device
US20170085972A1 (en) 2015-09-17 2017-03-23 Sonos, Inc. Media Player and Media Player Design
USD920278S1 (en) 2017-03-13 2021-05-25 Sonos, Inc. Media playback device with lights
USD768602S1 (en) 2015-04-25 2016-10-11 Sonos, Inc. Playback device
USD906278S1 (en) 2015-04-25 2020-12-29 Sonos, Inc. Media player device
AU2016269886B2 (en) * 2015-06-02 2020-11-12 Sony Corporation Transmission device, transmission method, media processing device, media processing method, and reception device
US10248376B2 (en) 2015-06-11 2019-04-02 Sonos, Inc. Multiple groupings in a playback system
US9729118B2 (en) 2015-07-24 2017-08-08 Sonos, Inc. Loudness matching
US9538305B2 (en) 2015-07-28 2017-01-03 Sonos, Inc. Calibration error conditions
US9712912B2 (en) 2015-08-21 2017-07-18 Sonos, Inc. Manipulation of playback device response using an acoustic filter
US9736610B2 (en) 2015-08-21 2017-08-15 Sonos, Inc. Manipulation of playback device response using signal processing
USD1043613S1 (en) 2015-09-17 2024-09-24 Sonos, Inc. Media player
US9693165B2 (en) 2015-09-17 2017-06-27 Sonos, Inc. Validation of audio calibration using multi-dimensional motion check
JP6437695B2 (ja) 2015-09-17 2018-12-12 ソノズ インコーポレイテッド オーディオ再生デバイスのキャリブレーションを容易にする方法
US10249312B2 (en) 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
US9961467B2 (en) 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from channel-based audio to HOA
EA035078B1 (ru) 2015-10-08 2020-04-24 Долби Интернэшнл Аб Многоуровневое кодирование сжатых представлений звука или звукового поля
US9961475B2 (en) 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from object-based audio to HOA
CN108140392B (zh) 2015-10-08 2023-04-18 杜比国际公司 用于压缩声音或声场表示的分层编解码
US9881628B2 (en) * 2016-01-05 2018-01-30 Qualcomm Incorporated Mixed domain coding of audio
US9743207B1 (en) 2016-01-18 2017-08-22 Sonos, Inc. Calibration using multiple recording devices
US11106423B2 (en) 2016-01-25 2021-08-31 Sonos, Inc. Evaluating calibration of a playback device
US10003899B2 (en) 2016-01-25 2018-06-19 Sonos, Inc. Calibration with particular locations
US9886234B2 (en) 2016-01-28 2018-02-06 Sonos, Inc. Systems and methods of distributing audio to one or more playback devices
US9864574B2 (en) 2016-04-01 2018-01-09 Sonos, Inc. Playback device calibration based on representation spectral characteristics
US9860662B2 (en) 2016-04-01 2018-01-02 Sonos, Inc. Updating playback device configuration information based on calibration data
US9763018B1 (en) 2016-04-12 2017-09-12 Sonos, Inc. Calibration of audio playback devices
US9860670B1 (en) 2016-07-15 2018-01-02 Sonos, Inc. Spectral correction using spatial calibration
US9794710B1 (en) 2016-07-15 2017-10-17 Sonos, Inc. Spatial audio correction
US10372406B2 (en) 2016-07-22 2019-08-06 Sonos, Inc. Calibration interface
US10459684B2 (en) 2016-08-05 2019-10-29 Sonos, Inc. Calibration of a playback device based on an estimated frequency response
US9913061B1 (en) 2016-08-29 2018-03-06 The Directv Group, Inc. Methods and systems for rendering binaural audio content
USD827671S1 (en) 2016-09-30 2018-09-04 Sonos, Inc. Media playback device
USD851057S1 (en) 2016-09-30 2019-06-11 Sonos, Inc. Speaker grill with graduated hole sizing over a transition area for a media device
US10412473B2 (en) 2016-09-30 2019-09-10 Sonos, Inc. Speaker grill with graduated hole sizing over a transition area for a media device
US10712997B2 (en) 2016-10-17 2020-07-14 Sonos, Inc. Room association based on name
CN108200003B (zh) * 2016-12-08 2021-05-28 武汉斗鱼网络科技有限公司 一种音频数据的混合处理方法及装置
CN113242508B (zh) * 2017-03-06 2022-12-06 杜比国际公司 基于音频数据流渲染音频输出的方法、解码器系统和介质
GB2566992A (en) * 2017-09-29 2019-04-03 Nokia Technologies Oy Recording and rendering spatial audio signals
CN115691519A (zh) * 2018-02-22 2023-02-03 杜比国际公司 用于处理嵌入在mpeg-h 3d音频流中的辅媒体流的方法及设备
US10602298B2 (en) * 2018-05-15 2020-03-24 Microsoft Technology Licensing, Llc Directional propagation
US11062713B2 (en) 2018-06-25 2021-07-13 Qualcomm Incorported Spatially formatted enhanced audio data for backward compatible audio bitstreams
US20200013426A1 (en) * 2018-07-03 2020-01-09 Qualcomm Incorporated Synchronizing enhanced audio transports with backward compatible audio transports
US11081116B2 (en) * 2018-07-03 2021-08-03 Qualcomm Incorporated Embedding enhanced audio transports in backward compatible audio bitstreams
US10299061B1 (en) 2018-08-28 2019-05-21 Sonos, Inc. Playback device calibration
US11206484B2 (en) 2018-08-28 2021-12-21 Sonos, Inc. Passive speaker authentication
US10734965B1 (en) 2019-08-12 2020-08-04 Sonos, Inc. Audio calibration of a portable playback device
US10932081B1 (en) 2019-08-22 2021-02-23 Microsoft Technology Licensing, Llc Bidirectional propagation of sound
CN113220287B (zh) * 2021-05-19 2024-06-11 类人思维(山东)智慧科技有限公司 计算机自动编程方法、系统、终端及存储介质
US11877143B2 (en) 2021-12-03 2024-01-16 Microsoft Technology Licensing, Llc Parameterized modeling of coherent and incoherent sound

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09244663A (ja) 1996-03-04 1997-09-19 Taimuuea:Kk 過渡応答信号生成方法、音響再生方法及び装置
US6577738B2 (en) 1996-07-17 2003-06-10 American Technology Corporation Parametric virtual speaker and surround-sound system
US6072878A (en) 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
EP1275272B1 (en) 2000-04-19 2012-11-21 SNK Tech Investment L.L.C. Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions
US7660424B2 (en) 2001-02-07 2010-02-09 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US20030007648A1 (en) 2001-04-27 2003-01-09 Christopher Currell Virtual audio system and techniques
FR2847376B1 (fr) * 2002-11-19 2005-02-04 France Telecom Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede
US7558393B2 (en) 2003-03-18 2009-07-07 Miller Iii Robert E System and method for compatible 2D/3D (full sphere with height) surround sound reproduction
US7447317B2 (en) 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
DE602005006777D1 (de) 2004-04-05 2008-06-26 Koninkl Philips Electronics Nv Mehrkanal-codierer
DE102004042819A1 (de) * 2004-09-03 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
WO2008009175A1 (fr) * 2006-07-14 2008-01-24 Anyka (Guangzhou) Software Technologiy Co., Ltd. Rocédé et un système de codage et décodage audio canal à rétrocompatibilité d'après la règle d'entropie maximale
JP5394931B2 (ja) 2006-11-24 2014-01-22 エルジー エレクトロニクス インコーポレイティド オブジェクトベースオーディオ信号の復号化方法及びその装置
EP2094032A1 (en) 2008-02-19 2009-08-26 Deutsche Thomson OHG Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same
GB0817950D0 (en) 2008-10-01 2008-11-05 Univ Southampton Apparatus and method for sound reproduction
WO2010070225A1 (fr) 2008-12-15 2010-06-24 France Telecom Codage perfectionne de signaux audionumeriques multicanaux
US8332229B2 (en) * 2008-12-30 2012-12-11 Stmicroelectronics Asia Pacific Pte. Ltd. Low complexity MPEG encoding for surround sound recordings
GB2478834B (en) 2009-02-04 2012-03-07 Richard Furse Sound system
JP5163545B2 (ja) 2009-03-05 2013-03-13 富士通株式会社 オーディオ復号装置及びオーディオ復号方法
US9058803B2 (en) 2010-02-26 2015-06-16 Orange Multichannel audio stream compression
WO2011117399A1 (en) 2010-03-26 2011-09-29 Thomson Licensing Method and device for decoding an audio soundfield representation for audio playback
NZ587483A (en) 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
US9271081B2 (en) 2010-08-27 2016-02-23 Sonicemotion Ag Method and device for enhanced sound field reproduction of spatially encoded audio input signals
US20120093323A1 (en) 2010-10-14 2012-04-19 Samsung Electronics Co., Ltd. Audio system and method of down mixing audio signals using the same
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2469741A1 (en) 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
WO2012122397A1 (en) 2011-03-09 2012-09-13 Srs Labs, Inc. System for dynamically creating and rendering audio objects
EP2541547A1 (en) 2011-06-30 2013-01-02 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
WO2013068402A1 (en) 2011-11-10 2013-05-16 Sonicemotion Ag Method for practical implementations of sound field reproduction based on surface integrals in three dimensions
US9190065B2 (en) 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9288603B2 (en) 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
US9473870B2 (en) 2012-07-16 2016-10-18 Qualcomm Incorporated Loudspeaker position compensation with 3D-audio hierarchical coding
CN104584588B (zh) 2012-07-16 2017-03-29 杜比国际公司 用于渲染音频声场表示以供音频回放的方法和设备
JP6279569B2 (ja) 2012-07-19 2018-02-14 ドルビー・インターナショナル・アーベー マルチチャンネルオーディオ信号のレンダリングを改善する方法及び装置
US9761229B2 (en) 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
US9516446B2 (en) 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
US9131298B2 (en) 2012-11-28 2015-09-08 Qualcomm Incorporated Constrained dynamic amplitude panning in collaborative sound systems
US9913064B2 (en) 2013-02-07 2018-03-06 Qualcomm Incorporated Mapping virtual speakers to physical speakers
US9412385B2 (en) 2013-05-28 2016-08-09 Qualcomm Incorporated Performing spatial masking with respect to spherical harmonic coefficients
EP2866475A1 (en) 2013-10-23 2015-04-29 Thomson Licensing Method for and apparatus for decoding an audio soundfield representation for audio playback using 2D setups

Also Published As

Publication number Publication date
KR101993587B1 (ko) 2019-06-27
JP6105062B2 (ja) 2017-03-29
ES2734512T3 (es) 2019-12-10
HUE044246T2 (hu) 2019-10-28
CN104471960A (zh) 2015-03-25
CN104471960B (zh) 2017-03-08
US9288603B2 (en) 2016-03-15
KR20150038095A (ko) 2015-04-08
KR20170075025A (ko) 2017-06-30
EP2873252A1 (en) 2015-05-20
JP2015525897A (ja) 2015-09-07
KR101751241B1 (ko) 2017-06-27
WO2014014600A1 (en) 2014-01-23
US20140016784A1 (en) 2014-01-16
EP2873252B1 (en) 2019-04-10
US9788133B2 (en) 2017-10-10
US20160219389A1 (en) 2016-07-28

Similar Documents

Publication Publication Date Title
IN2014MN02567A (es)
HK1253941A1 (zh) 用於基於對象的音頻的交互式渲染的方法和系統
ZA201607875B (en) Coding vectors decomposed from higher-order ambisonics audio signals
HK1210562A1 (en) Method and device for rendering an audio soundfield representation for audio playback
GB2500159B (en) Audio listening system
HK1212537A1 (en) Apparatus and method for providing enhanced guided downmix capabilities for 3d audio 3d
EP3005344A4 (en) An audio scene apparatus
PT2613315T (pt) Método e dispositivo para codificar/descodificar sinais áudio
EP2817980A4 (en) AUDIO REPRODUCTION SYSTEMS AND METHODS
EP2839461A4 (en) AUDIO SCENE APPARATUS
EP2661907A4 (en) IMMERSIVE AUDIO REPRODUCTION SYSTEM
GB201211512D0 (en) Method and apparatus for generating an audio output comprising spartial information
EP2859736B8 (en) Ported audio speaker enclosures
HK1215490A1 (zh) 多聲道音頻的混合編碼
EP2666160A4 (en) AUDIO SCENE PROCESSING APPARATUS
EP2722845A4 (en) METHOD AND DEVICE FOR GENERATING AND RESTORING REDUCING MIXING SIGNAL
EP3225039B8 (en) System and method for producing head-externalized 3d audio through headphones
PL3279895T3 (pl) Kodowanie audio w oparciu o wydajną reprezentację współczynników autoregresji
GB2516483B (en) Sound source separation method
EP4221261C0 (en) METHOD AND APPARATUS FOR STEREOPHONIC SOUND REPRODUCTION
EP3120346A4 (en) Residual encoding in an object-based audio system
EP2831631A4 (en) ACOUSTIC SENSOR DEVICE, SYSTEMS AND METHOD
GB2502227B (en) Audio association systems and methods
EP3369253A4 (en) SPEAKER FOR AUDIO SPEAKER
EP3058753A4 (en) Method and apparatus for outputting sound through speaker