CN105580391B - 渲染器控制的空间升混 - Google Patents

渲染器控制的空间升混 Download PDF

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Publication number
CN105580391B
CN105580391B CN201480051924.2A CN201480051924A CN105580391B CN 105580391 B CN105580391 B CN 105580391B CN 201480051924 A CN201480051924 A CN 201480051924A CN 105580391 B CN105580391 B CN 105580391B
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China
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processor
signal
output
sound channel
decoder
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Chinese (zh)
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CN105580391A (zh
Inventor
克里斯汀·卡特尔
约翰内斯·希勒佩特
安德烈·赫尔策
阿西姆·孔茨
简·普洛格施蒂斯
迈克尔·卡拉舒曼
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/308—Electronic adaptation dependent on speaker or headphone connection
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/05—Generation or adaptation of centre channel in multi-channel audio systems
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
CN201480051924.2A 2013-07-22 2014-07-14 渲染器控制的空间升混 Active CN105580391B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910207867.7A CN110234060B (zh) 2013-07-22 2014-07-14 渲染器控制的空间升混

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13177368 2013-07-22
EP13177368.1 2013-07-22
EP20130189285 EP2830336A3 (en) 2013-07-22 2013-10-18 Renderer controlled spatial upmix
EP13189285.3 2013-10-18
PCT/EP2014/065037 WO2015010937A2 (en) 2013-07-22 2014-07-14 Renderer controlled spatial upmix

Related Child Applications (1)

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CN201910207867.7A Division CN110234060B (zh) 2013-07-22 2014-07-14 渲染器控制的空间升混

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CN105580391A CN105580391A (zh) 2016-05-11
CN105580391B true CN105580391B (zh) 2019-04-12

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CN201910207867.7A Active CN110234060B (zh) 2013-07-22 2014-07-14 渲染器控制的空间升混

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Country Status (17)

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US (4) US10085104B2 (https=)
EP (2) EP2830336A3 (https=)
JP (1) JP6134867B2 (https=)
KR (1) KR101795324B1 (https=)
CN (2) CN105580391B (https=)
AR (1) AR096987A1 (https=)
AU (1) AU2014295285B2 (https=)
BR (1) BR112016001246B1 (https=)
CA (1) CA2918641C (https=)
ES (1) ES2734378T3 (https=)
MX (1) MX359379B (https=)
PL (1) PL3025521T3 (https=)
PT (1) PT3025521T (https=)
RU (1) RU2659497C2 (https=)
SG (1) SG11201600459VA (https=)
TW (1) TWI541796B (https=)
WO (1) WO2015010937A2 (https=)

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WO2015036350A1 (en) 2013-09-12 2015-03-19 Dolby International Ab Audio decoding system and audio encoding system
EP3266021B1 (en) 2015-03-03 2019-05-08 Dolby Laboratories Licensing Corporation Enhancement of spatial audio signals by modulated decorrelation
KR102627374B1 (ko) * 2015-06-17 2024-01-19 삼성전자주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치
US10490197B2 (en) * 2015-06-17 2019-11-26 Samsung Electronics Co., Ltd. Method and device for processing internal channels for low complexity format conversion
WO2017165968A1 (en) * 2016-03-29 2017-10-05 Rising Sun Productions Limited A system and method for creating three-dimensional binaural audio from stereo, mono and multichannel sound sources
US9913061B1 (en) 2016-08-29 2018-03-06 The Directv Group, Inc. Methods and systems for rendering binaural audio content
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
CN110998721B (zh) 2017-07-28 2024-04-26 弗劳恩霍夫应用研究促进协会 用于使用宽频带滤波器生成的填充信号对已编码的多声道信号进行编码或解码的装置
WO2020216459A1 (en) * 2019-04-23 2020-10-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method or computer program for generating an output downmix representation
EP3809709A1 (en) * 2019-10-14 2021-04-21 Koninklijke Philips N.V. Apparatus and method for audio encoding
CN114822564B (zh) * 2021-01-21 2025-06-06 华为技术有限公司 音频对象的比特分配方法和装置
CA3211264A1 (en) * 2021-03-11 2022-09-15 Sascha Disch Audio decorrelator, processing system and method for decorrelating an audio signal
US20240274137A1 (en) * 2021-06-10 2024-08-15 Nokia Technologies Oy Parametric spatial audio rendering
WO2024012666A1 (en) * 2022-07-12 2024-01-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding ar/vr metadata with generic codebooks

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CN102165797A (zh) * 2008-08-13 2011-08-24 弗朗霍夫应用科学研究促进协会 用于确定空间输出多声道音频信号的装置

Also Published As

Publication number Publication date
JP2016527804A (ja) 2016-09-08
MX359379B (es) 2018-09-25
US20160157040A1 (en) 2016-06-02
JP6134867B2 (ja) 2017-05-31
US10085104B2 (en) 2018-09-25
EP2830336A2 (en) 2015-01-28
BR112016001246B1 (pt) 2022-03-15
PT3025521T (pt) 2019-08-05
US20190281401A1 (en) 2019-09-12
CN110234060A (zh) 2019-09-13
CA2918641C (en) 2020-10-27
US20220070603A1 (en) 2022-03-03
CN105580391A (zh) 2016-05-11
TW201517021A (zh) 2015-05-01
KR101795324B1 (ko) 2017-12-01
US10341801B2 (en) 2019-07-02
US20180124541A1 (en) 2018-05-03
CN110234060B (zh) 2021-09-28
PL3025521T3 (pl) 2019-10-31
KR20160033734A (ko) 2016-03-28
US11184728B2 (en) 2021-11-23
AR096987A1 (es) 2016-02-10
EP2830336A3 (en) 2015-03-04
RU2659497C2 (ru) 2018-07-02
CA2918641A1 (en) 2015-01-29
EP3025521A2 (en) 2016-06-01
AU2014295285A1 (en) 2016-03-10
WO2015010937A2 (en) 2015-01-29
AU2014295285B2 (en) 2017-09-07
BR112016001246A2 (https=) 2017-07-25
ES2734378T3 (es) 2019-12-05
TWI541796B (zh) 2016-07-11
MX2016000916A (es) 2016-05-05
SG11201600459VA (en) 2016-02-26
US11743668B2 (en) 2023-08-29
EP3025521B1 (en) 2019-05-01
WO2015010937A3 (en) 2015-03-19
RU2016105520A (ru) 2017-08-29

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