BR112021018473A2 - Sinal de dados de áudio, aparelho de áudio e métodos para os mesmos - Google Patents

Sinal de dados de áudio, aparelho de áudio e métodos para os mesmos

Info

Publication number
BR112021018473A2
BR112021018473A2 BR112021018473A BR112021018473A BR112021018473A2 BR 112021018473 A2 BR112021018473 A2 BR 112021018473A2 BR 112021018473 A BR112021018473 A BR 112021018473A BR 112021018473 A BR112021018473 A BR 112021018473A BR 112021018473 A2 BR112021018473 A2 BR 112021018473A2
Authority
BR
Brazil
Prior art keywords
audio
data
acoustic
audio source
data signal
Prior art date
Application number
BR112021018473A
Other languages
English (en)
Portuguese (pt)
Inventor
Gerardus Henricus Koppens Jeroen
Original Assignee
Koninklijke Philips Nv
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 Koninklijke Philips Nv filed Critical Koninklijke Philips Nv
Publication of BR112021018473A2 publication Critical patent/BR112021018473A2/pt

Links

Classifications

    • 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
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H04S7/303—Tracking of listener position or orientation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • 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
    • H04S2420/01—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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
BR112021018473A 2019-03-19 2020-03-16 Sinal de dados de áudio, aparelho de áudio e métodos para os mesmos BR112021018473A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19163714.9A EP3712788A1 (en) 2019-03-19 2019-03-19 Audio apparatus and method therefor
PCT/EP2020/057014 WO2020187807A1 (en) 2019-03-19 2020-03-16 Audio apparatus and method therefor

Publications (1)

Publication Number Publication Date
BR112021018473A2 true BR112021018473A2 (pt) 2021-11-23

Family

ID=65903942

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021018473A BR112021018473A2 (pt) 2019-03-19 2020-03-16 Sinal de dados de áudio, aparelho de áudio e métodos para os mesmos

Country Status (7)

Country Link
US (2) US11889286B2 (https=)
EP (2) EP3712788A1 (https=)
JP (1) JP7453248B2 (https=)
CN (1) CN113614685B (https=)
BR (1) BR112021018473A2 (https=)
PL (1) PL3942400T3 (https=)
WO (1) WO2020187807A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11622221B2 (en) * 2021-05-05 2023-04-04 Tencent America LLC Method and apparatus for representing space of interest of audio scene
CN118285117A (zh) * 2021-09-28 2024-07-02 北京字跳网络技术有限公司 音频渲染方法、音频渲染设备和电子设备
EP4430860A2 (en) * 2021-11-09 2024-09-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Renderers, decoders, encoders, methods and bitstreams using spatially extended sound sources
CN114390403A (zh) * 2021-12-27 2022-04-22 达闼机器人有限公司 音频播放效果的展示方法及装置
US20260006393A1 (en) * 2022-07-13 2026-01-01 Telefonaktiebolaget Lm Ericsson (Publ) Rendering of occluded audio elements
US12495272B2 (en) 2022-12-23 2025-12-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for converting geometry data for AR/VR systems
CN120513478A (zh) * 2022-12-23 2025-08-19 弗劳恩霍夫应用研究促进协会 用于预测ar/vr系统的体素坐标的装置和方法
EP4535829A1 (en) * 2023-10-03 2025-04-09 Koninklijke Philips N.V. Generating of an audio data signal

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102804747B (zh) 2009-04-15 2014-04-02 弗兰霍菲尔运输应用研究公司 多通道回波对消器
EP2805326B1 (en) * 2012-01-19 2015-10-14 Koninklijke Philips N.V. Spatial audio rendering and encoding
US9711126B2 (en) * 2012-03-22 2017-07-18 The University Of North Carolina At Chapel Hill Methods, systems, and computer readable media for simulating sound propagation in large scenes using equivalent sources
WO2014091375A1 (en) * 2012-12-14 2014-06-19 Koninklijke Philips N.V. Reverberation processing in an audio signal
TWI635753B (zh) * 2013-01-07 2018-09-11 美商杜比實驗室特許公司 使用向上發聲驅動器之用於反射聲音呈現的虛擬高度濾波器
US10079941B2 (en) * 2014-07-07 2018-09-18 Dolby Laboratories Licensing Corporation Audio capture and render device having a visual display and user interface for use for audio conferencing
US9774979B1 (en) * 2016-03-03 2017-09-26 Google Inc. Systems and methods for spatial audio adjustment
CN108597530B (zh) * 2018-02-09 2020-12-11 腾讯科技（深圳）有限公司 声音再现方法和装置、存储介质及电子装置
US10705790B2 (en) * 2018-11-07 2020-07-07 Nvidia Corporation Application of geometric acoustics for immersive virtual reality (VR)
US11503422B2 (en) * 2019-01-22 2022-11-15 Harman International Industries, Incorporated Mapping virtual sound sources to physical speakers in extended reality applications

Also Published As

Publication number Publication date
EP3942400A1 (en) 2022-01-26
CN113614685A (zh) 2021-11-05
EP3942400B1 (en) 2026-02-11
CN113614685B (zh) 2023-10-20
EP3712788A1 (en) 2020-09-23
EP3942400C0 (en) 2026-02-11
US11889286B2 (en) 2024-01-30
PL3942400T3 (pl) 2026-04-20
US20220174447A1 (en) 2022-06-02
US20240214763A1 (en) 2024-06-27
WO2020187807A1 (en) 2020-09-24
JP2022525902A (ja) 2022-05-20
JP7453248B2 (ja) 2024-03-19

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