KR102012988B1 - 고차 앰비소닉스 표현 내에 포함된 사운드 오브젝트들의 상대적인 위치들을 변경하는 방법 및 장치 - Google Patents

고차 앰비소닉스 표현 내에 포함된 사운드 오브젝트들의 상대적인 위치들을 변경하는 방법 및 장치 Download PDF

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KR102012988B1
KR102012988B1 KR1020147002760A KR20147002760A KR102012988B1 KR 102012988 B1 KR102012988 B1 KR 102012988B1 KR 1020147002760 A KR1020147002760 A KR 1020147002760A KR 20147002760 A KR20147002760 A KR 20147002760A KR 102012988 B1 KR102012988 B1 KR 102012988B1
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warping
coefficients
matrix
vector
hoa
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KR20140051927A (ko
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피터 작스
요한-마르쿠스 바트케
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인터디지탈 매디슨 페이튼트 홀딩스
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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 
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
KR1020147002760A 2011-06-30 2012-06-15 고차 앰비소닉스 표현 내에 포함된 사운드 오브젝트들의 상대적인 위치들을 변경하는 방법 및 장치 Active KR102012988B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP11305845A EP2541547A1 (en) 2011-06-30 2011-06-30 Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
EP11305845.7 2011-06-30
PCT/EP2012/061477 WO2013000740A1 (en) 2011-06-30 2012-06-15 Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation

Publications (2)

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KR20140051927A KR20140051927A (ko) 2014-05-02
KR102012988B1 true KR102012988B1 (ko) 2019-08-21

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US (1) US9338574B2 (enExample)
EP (2) EP2541547A1 (enExample)
JP (1) JP5921678B2 (enExample)
KR (1) KR102012988B1 (enExample)
CN (1) CN103635964B (enExample)
AU (1) AU2012278094B2 (enExample)
BR (1) BR112013032878B1 (enExample)
DK (1) DK2727109T3 (enExample)
HU (1) HUE051678T2 (enExample)
TW (1) TWI526088B (enExample)
WO (1) WO2013000740A1 (enExample)

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KR102338374B1 (ko) 2014-01-08 2021-12-13 돌비 인터네셔널 에이비 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
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CN109285553B (zh) 2014-03-24 2023-09-08 杜比国际公司 对高阶高保真立体声信号应用动态范围压缩的方法和设备
US20170086005A1 (en) * 2014-03-25 2017-03-23 Intellectual Discovery Co., Ltd. System and method for processing audio signal
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
CN117612540A (zh) * 2014-06-27 2024-02-27 杜比国际公司 用于解码声音或声场的高阶高保真度立体声响复制（hoa）表示的方法
EP3162087B1 (en) * 2014-06-27 2021-03-17 Dolby International AB Coded hoa data frame representation that includes non-differential gain values associated with channel signals of specific ones of the data frames of an hoa data frame representation
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CN113808598B (zh) * 2014-06-27 2025-03-18 杜比国际公司 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的方法
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KR102652670B1 (ko) * 2017-07-14 2024-04-01 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 다중-층 묘사를 이용하여 증강된 음장 묘사 또는 수정된 음장 묘사를 생성하기 위한 개념
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TWI526088B (zh) 2016-03-11
CN103635964A (zh) 2014-03-12
KR20140051927A (ko) 2014-05-02
US20140133660A1 (en) 2014-05-15
BR112013032878A2 (pt) 2017-01-24
CN103635964B (zh) 2016-05-04
JP2014523172A (ja) 2014-09-08
EP2541547A1 (en) 2013-01-02
EP2727109A1 (en) 2014-05-07
BR112013032878B1 (pt) 2021-04-13
HUE051678T2 (hu) 2021-03-29
TW201301911A (zh) 2013-01-01
AU2012278094B2 (en) 2017-07-27
EP2727109B1 (en) 2020-08-05
JP5921678B2 (ja) 2016-05-24
US9338574B2 (en) 2016-05-10
WO2013000740A1 (en) 2013-01-03
DK2727109T3 (da) 2020-08-31
AU2012278094A1 (en) 2014-01-16

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