PL3213322T3 - Mieszanie parametryczne sygnałów audio - Google Patents

Mieszanie parametryczne sygnałów audio

Info

Publication number
PL3213322T3
PL3213322T3 PL15787573T PL15787573T PL3213322T3 PL 3213322 T3 PL3213322 T3 PL 3213322T3 PL 15787573 T PL15787573 T PL 15787573T PL 15787573 T PL15787573 T PL 15787573T PL 3213322 T3 PL3213322 T3 PL 3213322T3
Authority
PL
Poland
Prior art keywords
audio signals
parametric mixing
parametric
mixing
audio
Prior art date
Application number
PL15787573T
Other languages
English (en)
Polish (pl)
Inventor
Lars Villemoes
Heiko Purnhagen
Heidi-Maria LEHTONEN
Original Assignee
Dolby International Ab
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 Dolby International Ab filed Critical Dolby International Ab
Publication of PL3213322T3 publication Critical patent/PL3213322T3/pl

Links

Classifications

    • 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
    • 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 
    • 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 
    • H04S2420/00Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (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)
PL15787573T 2014-10-31 2015-10-28 Mieszanie parametryczne sygnałów audio PL3213322T3 (pl)

Applications Claiming Priority (4)

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
EP15787573.3A EP3213322B1 (en) 2014-10-31 2015-10-28 Parametric mixing of audio signals

Publications (1)

Publication Number Publication Date
PL3213322T3 true PL3213322T3 (pl) 2019-09-30

Family

ID=54364338

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15787573T PL3213322T3 (pl) 2014-10-31 2015-10-28 Mieszanie parametryczne sygnałów audio

Country Status (39)

Country Link
US (1) US9930465B2 (enExample)
EP (1) EP3213322B1 (enExample)
JP (1) JP6686015B2 (enExample)
KR (1) KR102501969B1 (enExample)
CN (1) CN107112020B (enExample)
AU (1) AU2015340622B2 (enExample)
CA (1) CA2965731C (enExample)
CL (1) CL2017001037A1 (enExample)
CO (1) CO2017004283A2 (enExample)
CY (1) CY1121917T1 (enExample)
DK (1) DK3213322T3 (enExample)
EA (1) EA034250B1 (enExample)
EC (1) ECSP17023702A (enExample)
ES (1) ES2732668T3 (enExample)
GE (1) GEP20196960B (enExample)
GT (1) GT201700088A (enExample)
HK (1) HK1243547B (enExample)
HR (1) HRP20191107T1 (enExample)
HU (1) HUE044368T2 (enExample)
IL (1) IL251789B (enExample)
LT (1) LT3213322T (enExample)
ME (1) ME03453B (enExample)
MX (1) MX364405B (enExample)
MY (1) MY190174A (enExample)
PE (1) PE20170759A1 (enExample)
PH (1) PH12017500723B1 (enExample)
PL (1) PL3213322T3 (enExample)
PT (1) PT3213322T (enExample)
RS (1) RS58874B1 (enExample)
SA (1) SA517381440B1 (enExample)
SG (1) SG11201703263PA (enExample)
SI (1) SI3213322T1 (enExample)
SV (1) SV2017005431A (enExample)
TN (1) TN2017000143A1 (enExample)
TW (1) TWI587286B (enExample)
UA (1) UA123388C2 (enExample)
UY (1) UY36378A (enExample)
WO (1) WO2016066705A1 (enExample)
ZA (1) ZA201702647B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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
US10257636B2 (en) 2015-04-21 2019-04-09 Dolby Laboratories Licensing Corporation Spatial audio signal manipulation
AU2020210549B2 (en) * 2019-01-21 2023-03-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding a spatial audio representation or apparatus and method for decoding an encoded audio signal using transport metadata and related computer programs
US11523239B2 (en) * 2019-07-22 2022-12-06 Hisense Visual Technology Co., Ltd. Display apparatus and method for processing audio
CA3153258A1 (en) 2019-09-03 2021-03-11 Dolby Laboratories Licensing Corporation Low-latency, low-frequency effects codec
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

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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
ATE421845T1 (de) * 2005-04-15 2009-02-15 Dolby Sweden Ab Zeitliche hüllkurvenformgebung von entkorrelierten signalen
CN103366747B (zh) * 2006-02-03 2017-05-17 韩国电子通信研究院 用于控制音频信号的渲染的设备和方法
US7965848B2 (en) 2006-03-29 2011-06-21 Dolby International Ab Reduced number of channels decoding
WO2008046531A1 (en) 2006-10-16 2008-04-24 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
CN101553866B (zh) 2006-12-07 2012-05-30 Lg电子株式会社 用于处理音频信号的方法和装置
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
PL2137725T3 (pl) * 2007-04-26 2014-06-30 Dolby Int Ab Urządzenie i sposób do syntetyzowania sygnału wyjściowego
EP2082396A1 (en) 2007-10-17 2009-07-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding using downmix
WO2010008198A2 (en) * 2008-07-15 2010-01-21 Lg Electronics Inc. A method and an apparatus for processing an 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
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
CN102714038B (zh) 2009-11-20 2014-11-05 弗兰霍菲尔运输应用研究公司 用以基于下混信号表示型态而提供上混信号表示型态的装置、用以提供表示多声道音频信号的位流的装置、方法
WO2014007096A1 (ja) 2012-07-02 2014-01-09 ソニー株式会社 復号装置および方法、符号化装置および方法、並びにプログラム
EP3748632A1 (en) 2012-07-09 2020-12-09 Koninklijke Philips N.V. Encoding and decoding of audio signals
RU2630370C9 (ru) 2013-02-14 2017-09-26 Долби Лабораторис Лайсэнзин Корпорейшн Способы управления межканальной когерентностью звуковых сигналов, подвергнутых повышающему микшированию
CN105917406B (zh) 2013-10-21 2020-01-17 杜比国际公司 音频信号的参数化重构

Also Published As

Publication number Publication date
DK3213322T3 (da) 2019-07-15
IL251789A0 (en) 2017-06-29
ECSP17023702A (es) 2018-03-31
SA517381440B1 (ar) 2020-05-23
MY190174A (en) 2022-03-31
SV2017005431A (es) 2017-06-07
CY1121917T1 (el) 2020-10-14
AU2015340622B2 (en) 2021-04-01
PE20170759A1 (es) 2017-07-04
TN2017000143A1 (en) 2018-10-19
RS58874B1 (sr) 2019-08-30
EP3213322A1 (en) 2017-09-06
LT3213322T (lt) 2019-09-25
KR20170078663A (ko) 2017-07-07
PH12017500723A1 (en) 2017-10-09
ZA201702647B (en) 2018-08-29
SI3213322T1 (sl) 2019-08-30
US20170332185A1 (en) 2017-11-16
JP2017537342A (ja) 2017-12-14
KR102501969B1 (ko) 2023-02-21
CN107112020B (zh) 2021-01-22
MX2017005409A (es) 2017-06-21
TW201629951A (zh) 2016-08-16
PT3213322T (pt) 2019-07-05
UA123388C2 (uk) 2021-03-31
CL2017001037A1 (es) 2017-12-01
GEP20196960B (en) 2019-03-25
EP3213322B1 (en) 2019-04-03
ME03453B (me) 2020-01-20
IL251789B (en) 2019-07-31
GT201700088A (es) 2019-08-12
CA2965731C (en) 2023-12-05
US9930465B2 (en) 2018-03-27
SG11201703263PA (en) 2017-05-30
AU2015340622A1 (en) 2017-04-20
JP6686015B2 (ja) 2020-04-22
ES2732668T3 (es) 2019-11-25
BR112017007521A2 (pt) 2017-12-19
PH12017500723B1 (en) 2021-06-18
UY36378A (es) 2016-06-01
CN107112020A (zh) 2017-08-29
HK1243547B (en) 2019-11-29
NZ731194A (en) 2020-11-27
CO2017004283A2 (es) 2017-07-19
CA2965731A1 (en) 2016-05-06
WO2016066705A1 (en) 2016-05-06
MX364405B (es) 2019-04-24
HRP20191107T1 (hr) 2019-10-18
HUE044368T2 (hu) 2019-10-28
EA201790753A1 (ru) 2017-12-29
EA034250B1 (ru) 2020-01-21
TWI587286B (zh) 2017-06-11

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