KR102160254B1 - 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치 - Google Patents

액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치 Download PDF

Info

Publication number
KR102160254B1
KR102160254B1 KR1020140003619A KR20140003619A KR102160254B1 KR 102160254 B1 KR102160254 B1 KR 102160254B1 KR 1020140003619 A KR1020140003619 A KR 1020140003619A KR 20140003619 A KR20140003619 A KR 20140003619A KR 102160254 B1 KR102160254 B1 KR 102160254B1
Authority
KR
South Korea
Prior art keywords
channel
signal
sound
rendering
delete delete
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
KR1020140003619A
Other languages
English (en)
Korean (ko)
Other versions
KR20150083734A (ko
Inventor
전상배
김선민
Original Assignee
삼성전자주식회사
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 to KR1020140003619A priority Critical patent/KR102160254B1/ko
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to CN201910277101.6A priority patent/CN109801640B/zh
Priority to CN201580012023.7A priority patent/CN106063297B/zh
Priority to HUE15734960A priority patent/HUE050525T2/hu
Priority to EP15734960.6A priority patent/EP3079379B1/en
Priority to US15/110,861 priority patent/US10136236B2/en
Priority to BR112016016008-8A priority patent/BR112016016008B1/pt
Priority to PCT/KR2015/000303 priority patent/WO2015105393A1/ko
Publication of KR20150083734A publication Critical patent/KR20150083734A/ko
Priority to US16/166,589 priority patent/US10652683B2/en
Priority to US16/781,583 priority patent/US10863298B2/en
Application granted granted Critical
Publication of KR102160254B1 publication Critical patent/KR102160254B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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 
    • 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
    • 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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • H04S7/307—Frequency adjustment, e.g. tone control
    • 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
    • H04S2400/07—Generation or adaptation of the Low Frequency Effect [LFE] channel, e.g. distribution or signal processing
    • 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
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • 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
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (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)
KR1020140003619A 2014-01-10 2014-01-10 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치 Active KR102160254B1 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
KR1020140003619A KR102160254B1 (ko) 2014-01-10 2014-01-10 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치
PCT/KR2015/000303 WO2015105393A1 (ko) 2014-01-10 2015-01-12 삼차원 오디오 재생 방법 및 장치
HUE15734960A HUE050525T2 (hu) 2014-01-10 2015-01-12 Eljárás és berendezés háromdimenziós audio reprodukálására
EP15734960.6A EP3079379B1 (en) 2014-01-10 2015-01-12 Method and apparatus for reproducing three-dimensional audio
US15/110,861 US10136236B2 (en) 2014-01-10 2015-01-12 Method and apparatus for reproducing three-dimensional audio
BR112016016008-8A BR112016016008B1 (pt) 2014-01-10 2015-01-12 Método para renderizar um sinal de áudio
CN201910277101.6A CN109801640B (zh) 2014-01-10 2015-01-12 用于再现三维音频的方法和设备
CN201580012023.7A CN106063297B (zh) 2014-01-10 2015-01-12 用于再现三维音频的方法和设备
US16/166,589 US10652683B2 (en) 2014-01-10 2018-10-22 Method and apparatus for reproducing three-dimensional audio
US16/781,583 US10863298B2 (en) 2014-01-10 2020-02-04 Method and apparatus for reproducing three-dimensional audio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020140003619A KR102160254B1 (ko) 2014-01-10 2014-01-10 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020200120307A Division KR102217832B1 (ko) 2020-09-18 2020-09-18 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20150083734A KR20150083734A (ko) 2015-07-20
KR102160254B1 true KR102160254B1 (ko) 2020-09-25

Family

ID=53524156

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020140003619A Active KR102160254B1 (ko) 2014-01-10 2014-01-10 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치

Country Status (7)

Country Link
US (3) US10136236B2 (enExample)
EP (1) EP3079379B1 (enExample)
KR (1) KR102160254B1 (enExample)
CN (2) CN109801640B (enExample)
BR (1) BR112016016008B1 (enExample)
HU (1) HUE050525T2 (enExample)
WO (1) WO2015105393A1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6439296B2 (ja) * 2014-03-24 2018-12-19 ソニー株式会社 復号装置および方法、並びにプログラム
KR102574478B1 (ko) 2014-04-11 2023-09-04 삼성전자주식회사 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
WO2016182184A1 (ko) * 2015-05-08 2016-11-17 삼성전자 주식회사 입체 음향 재생 방법 및 장치
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
CN114005454B (zh) 2015-06-17 2025-03-11 三星电子株式会社 实现低复杂度格式转换的内部声道处理方法和装置
WO2016204583A1 (ko) 2015-06-17 2016-12-22 삼성전자 주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치
EP3304929B1 (en) * 2015-10-14 2021-07-14 Huawei Technologies Co., Ltd. Method and device for generating an elevated sound impression
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
US10602296B2 (en) * 2017-06-09 2020-03-24 Nokia Technologies Oy Audio object adjustment for phase compensation in 6 degrees of freedom audio
EP3422738A1 (en) * 2017-06-29 2019-01-02 Nxp B.V. Audio processor for vehicle comprising two modes of operation depending on rear seat occupation
KR102119240B1 (ko) * 2018-01-29 2020-06-05 김동준 스테레오 오디오를 바이노럴 오디오로 업 믹스하는 방법 및 이를 위한 장치
WO2020046349A1 (en) * 2018-08-30 2020-03-05 Hewlett-Packard Development Company, L.P. Spatial characteristics of multi-channel source audio
US11012774B2 (en) * 2018-10-29 2021-05-18 Apple Inc. Spatially biased sound pickup for binaural video recording
WO2021041623A1 (en) 2019-08-30 2021-03-04 Dolby Laboratories Licensing Corporation Channel identification of multi-channel audio signals
MX2023006501A (es) 2020-12-02 2023-06-21 Dolby Laboratories Licensing Corp Servicios inmersivos de voz y audio (ivas) con estrategias de mezcla descendente adaptativas.
WO2022158943A1 (ko) 2021-01-25 2022-07-28 삼성전자 주식회사 다채널 오디오 신호 처리 장치 및 방법
CN113035209B (zh) * 2021-02-25 2023-07-04 北京达佳互联信息技术有限公司 三维音频获取方法和三维音频获取装置
CN113689890B (zh) * 2021-08-09 2024-07-30 北京小米移动软件有限公司 多声道信号的转换方法、装置及存储介质
WO2024168556A1 (zh) * 2023-02-14 2024-08-22 北京小米移动软件有限公司 音频处理方法、装置
CN117692846B (zh) * 2023-07-05 2025-01-03 荣耀终端有限公司 一种音频播放方法、终端设备、存储介质及程序产品

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020071574A1 (en) * 2000-12-12 2002-06-13 Aylward J. Richard Phase shifting audio signal combining

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004084185A1 (en) * 2003-03-17 2004-09-30 Koninklijke Philips Electronics N.V. Processing of multi-channel signals
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
US8619998B2 (en) 2006-08-07 2013-12-31 Creative Technology Ltd Spatial audio enhancement processing method and apparatus
KR100852642B1 (ko) 2007-01-11 2008-08-18 삼신이노텍 주식회사 음 지연과 레벨 감쇄를 통한 서라운드 입체음향 시스템 및그 구현방법
GB2467668B (en) 2007-10-03 2011-12-07 Creative Tech Ltd Spatial audio analysis and synthesis for binaural reproduction and format conversion
CN102100009B (zh) * 2008-07-15 2015-04-01 Lg电子株式会社 处理音频信号的方法和装置
CN102099854B (zh) 2008-07-15 2012-11-28 Lg电子株式会社 处理音频信号的方法和装置
BR122019023877B1 (pt) 2009-03-17 2021-08-17 Dolby International Ab Sistema codificador, sistema decodificador, método para codificar um sinal estéreo para um sinal de fluxo de bits e método para decodificar um sinal de fluxo de bits para um sinal estéreo
CN103366748A (zh) 2010-02-12 2013-10-23 华为技术有限公司 立体声编码的方法、装置
CN101899307A (zh) 2010-03-18 2010-12-01 华东理工大学 一种共掺Er3+,Dy3+的上转换荧光粉及其制备方法
KR20110116079A (ko) 2010-04-17 2011-10-25 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 장치 및 방법
KR20120004909A (ko) 2010-07-07 2012-01-13 삼성전자주식회사 입체 음향 재생 방법 및 장치
FR2966634A1 (fr) 2010-10-22 2012-04-27 France Telecom Codage/decodage parametrique stereo ameliore pour les canaux en opposition de phase
KR101783962B1 (ko) 2011-06-09 2017-10-10 삼성전자주식회사 3차원 오디오 신호를 부호화 및 복호화하는 방법 및 장치
US9754595B2 (en) 2011-06-09 2017-09-05 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding 3-dimensional audio signal
BR122021021506B1 (pt) * 2012-09-12 2023-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V Aparelho e método para fornecer capacidades melhoradas de downmix guiado para áudio 3d
EP2838086A1 (en) * 2013-07-22 2015-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment
JP6300762B2 (ja) 2015-07-28 2018-03-28 富士フイルム株式会社 磁気テープおよびその製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020071574A1 (en) * 2000-12-12 2002-06-13 Aylward J. Richard Phase shifting audio signal combining

Also Published As

Publication number Publication date
US10652683B2 (en) 2020-05-12
US10863298B2 (en) 2020-12-08
EP3079379A1 (en) 2016-10-12
US20190058959A1 (en) 2019-02-21
CN106063297B (zh) 2019-05-03
HUE050525T2 (hu) 2020-12-28
BR112016016008A2 (enExample) 2017-08-08
US20160330560A1 (en) 2016-11-10
US20200228908A1 (en) 2020-07-16
CN109801640A (zh) 2019-05-24
BR112016016008B1 (pt) 2022-09-13
EP3079379A4 (en) 2017-01-18
CN106063297A (zh) 2016-10-26
CN109801640B (zh) 2023-04-14
KR20150083734A (ko) 2015-07-20
WO2015105393A1 (ko) 2015-07-16
EP3079379B1 (en) 2020-07-01
US10136236B2 (en) 2018-11-20

Similar Documents

Publication Publication Date Title
KR102160254B1 (ko) 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치
US20220322026A1 (en) Method and apparatus for rendering acoustic signal, and computerreadable recording medium
KR102392773B1 (ko) 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
KR102160248B1 (ko) 다채널 음향 신호의 정위 방법 및 장치
JP6660982B2 (ja) オーディオ信号レンダリング方法及び装置
US11373662B2 (en) Audio system height channel up-mixing
KR102217832B1 (ko) 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치
KR102290417B1 (ko) 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치
KR102443055B1 (ko) 입체 음향 재생 방법 및 장치
KR102380232B1 (ko) 입체 음향 재생 방법 및 장치

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PA0107 Divisional application

St.27 status event code: A-0-1-A10-A18-div-PA0107

St.27 status event code: A-0-1-A10-A16-div-PA0107

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-OTH-PR1001 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 6