CA3236287A1 - An audio apparatus and method of operation therefor - Google Patents

An audio apparatus and method of operation therefor Download PDF

Info

Publication number
CA3236287A1
CA3236287A1 CA3236287A CA3236287A CA3236287A1 CA 3236287 A1 CA3236287 A1 CA 3236287A1 CA 3236287 A CA3236287 A CA 3236287A CA 3236287 A CA3236287 A CA 3236287A CA 3236287 A1 CA3236287 A1 CA 3236287A1
Authority
CA
Canada
Prior art keywords
reverberation
parameter
energy
audio
delay
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.)
Pending
Application number
CA3236287A
Other languages
English (en)
French (fr)
Inventor
Jeroen Gerardus Henricus Koppens
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
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 CA3236287A1 publication Critical patent/CA3236287A1/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones
    • 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
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems
    • 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
    • H04S7/304—For headphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
CA3236287A 2021-10-26 2022-10-19 An audio apparatus and method of operation therefor Pending CA3236287A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21204641.1A EP4174846A1 (en) 2021-10-26 2021-10-26 An audio apparatus and method of operation therefor
EP21204641.1 2021-10-26
PCT/EP2022/078998 WO2023072684A1 (en) 2021-10-26 2022-10-19 An audio apparatus and method of operation therefor

Publications (1)

Publication Number Publication Date
CA3236287A1 true CA3236287A1 (en) 2023-05-04

Family

ID=78649114

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3236287A Pending CA3236287A1 (en) 2021-10-26 2022-10-19 An audio apparatus and method of operation therefor

Country Status (9)

Country Link
US (1) US20240420676A1 (https=)
EP (2) EP4174846A1 (https=)
JP (1) JP2024540011A (https=)
KR (1) KR20240090970A (https=)
CN (1) CN118160031A (https=)
AU (1) AU2022379877A1 (https=)
CA (1) CA3236287A1 (https=)
MX (1) MX2024004960A (https=)
WO (1) WO2023072684A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240155304A1 (en) * 2021-05-17 2024-05-09 Dolby International Ab Method and system for controlling directivity of an audio source in a virtual reality environment
GB2616280A (en) * 2022-03-02 2023-09-06 Nokia Technologies Oy Spatial rendering of reverberation
KR102837322B1 (ko) * 2023-04-19 2025-07-23 한국전자통신연구원 공간음향 렌더링을 위한 비트스트림 재구성 방법 및 장치
WO2025056002A1 (zh) * 2023-09-12 2025-03-20 北京罗克维尔斯科技有限公司 声场模拟方法、装置、设备、介质及程序产品
GB2637751A (en) * 2024-02-02 2025-08-06 Nokia Technologies Oy Virtual environment
WO2026057289A1 (en) * 2024-09-13 2026-03-19 Nokia Technologies Oy Spatial audio representation and rendering

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7149314B2 (en) * 2000-12-04 2006-12-12 Creative Technology Ltd Reverberation processor based on absorbent all-pass filters
US10056092B2 (en) * 2014-09-12 2018-08-21 Nuance Communications, Inc. Residual interference suppression
CN119864004A (zh) * 2018-06-14 2025-04-22 奇跃公司 混响增益归一化
US10863300B2 (en) * 2018-06-18 2020-12-08 Magic Leap, Inc. Spatial audio for interactive audio environments
US10880668B1 (en) * 2019-09-13 2020-12-29 Facebook Technologies, Llc Scaling of virtual audio content using reverberent energy
NL2026361B1 (en) * 2020-08-28 2022-04-29 Liquid Oxigen Lox B V Method for generating a reverberation audio signal

Also Published As

Publication number Publication date
AU2022379877A1 (en) 2024-06-06
WO2023072684A1 (en) 2023-05-04
US20240420676A1 (en) 2024-12-19
KR20240090970A (ko) 2024-06-21
CN118160031A (zh) 2024-06-07
EP4423741A1 (en) 2024-09-04
JP2024540011A (ja) 2024-10-31
EP4423741B1 (en) 2026-04-08
MX2024004960A (es) 2024-05-08
EP4174846A1 (en) 2023-05-03

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