GB2556093A - Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices - Google Patents

Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices Download PDF

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Publication number
GB2556093A
GB2556093A GB1619573.7A GB201619573A GB2556093A GB 2556093 A GB2556093 A GB 2556093A GB 201619573 A GB201619573 A GB 201619573A GB 2556093 A GB2556093 A GB 2556093A
Authority
GB
United Kingdom
Prior art keywords
microphone
audio signals
microphones
microphone audio
ambiguity
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.)
Withdrawn
Application number
GB1619573.7A
Other languages
English (en)
Other versions
GB201619573D0 (en
Inventor
Vilkamo Juha
Tapani Vilermo Miikka
Tapio Tammi Mikko
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.)
Nokia Technologies Oy
Original Assignee
Nokia Technologies Oy
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 Nokia Technologies Oy filed Critical Nokia Technologies Oy
Priority to GB1619573.7A priority Critical patent/GB2556093A/en
Publication of GB201619573D0 publication Critical patent/GB201619573D0/en
Priority to EP17871590.0A priority patent/EP3542546B1/en
Priority to JP2019526614A priority patent/JP7082126B2/ja
Priority to CN201780083608.7A priority patent/CN110337819B/zh
Priority to PCT/FI2017/050778 priority patent/WO2018091776A1/en
Priority to US16/461,606 priority patent/US10873814B2/en
Publication of GB2556093A publication Critical patent/GB2556093A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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
    • 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/326—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • 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
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • 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
    • H04S2420/03—Application of parametric coding in stereophonic audio 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
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
GB1619573.7A 2016-11-18 2016-11-18 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices Withdrawn GB2556093A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1619573.7A GB2556093A (en) 2016-11-18 2016-11-18 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices
EP17871590.0A EP3542546B1 (en) 2016-11-18 2017-11-10 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices
JP2019526614A JP7082126B2 (ja) 2016-11-18 2017-11-10 デバイス内の非対称配列の複数のマイクからの空間メタデータの分析
CN201780083608.7A CN110337819B (zh) 2016-11-18 2017-11-10 来自设备中具有不对称几何形状的多个麦克风的空间元数据的分析
PCT/FI2017/050778 WO2018091776A1 (en) 2016-11-18 2017-11-10 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices
US16/461,606 US10873814B2 (en) 2016-11-18 2017-11-10 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1619573.7A GB2556093A (en) 2016-11-18 2016-11-18 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices

Publications (2)

Publication Number Publication Date
GB201619573D0 GB201619573D0 (en) 2017-01-04
GB2556093A true GB2556093A (en) 2018-05-23

Family

ID=57993851

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1619573.7A Withdrawn GB2556093A (en) 2016-11-18 2016-11-18 Analysis of spatial metadata from multi-microphones having asymmetric geometry in devices

Country Status (6)

Country Link
US (1) US10873814B2 (enExample)
EP (1) EP3542546B1 (enExample)
JP (1) JP7082126B2 (enExample)
CN (1) CN110337819B (enExample)
GB (1) GB2556093A (enExample)
WO (1) WO2018091776A1 (enExample)

Cited By (6)

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GB2572368A (en) * 2018-03-27 2019-10-02 Nokia Technologies Oy Spatial audio capture
GB2572650A (en) * 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
WO2021170900A1 (en) * 2020-02-26 2021-09-02 Nokia Technologies Oy Audio rendering with spatial metadata interpolation
GB2608406A (en) 2021-06-30 2023-01-04 Nokia Technologies Oy Creating spatial audio stream from audio objects with spatial extent
US11956615B2 (en) 2019-06-25 2024-04-09 Nokia Technologies Oy Spatial audio representation and rendering
US12262195B2 (en) 2021-10-08 2025-03-25 Nokia Technologies Oy 6DOF rendering of microphone-array captured audio for locations outside the microphone-arrays

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GB2563635A (en) 2017-06-21 2018-12-26 Nokia Technologies Oy Recording and rendering audio signals
EP3881560B1 (en) 2018-11-13 2024-07-24 Dolby Laboratories Licensing Corporation Representing spatial audio by means of an audio signal and associated metadata
CA3116181A1 (en) 2018-11-13 2020-05-22 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services
GB2587335A (en) 2019-09-17 2021-03-31 Nokia Technologies Oy Direction estimation enhancement for parametric spatial audio capture using broadband estimates
GB2587357A (en) 2019-09-24 2021-03-31 Nokia Technologies Oy Audio processing
GB2590650A (en) 2019-12-23 2021-07-07 Nokia Technologies Oy The merging of spatial audio parameters
GB2590651A (en) 2019-12-23 2021-07-07 Nokia Technologies Oy Combining of spatial audio parameters
GB2590913A (en) 2019-12-31 2021-07-14 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
GB2592610A (en) 2020-03-03 2021-09-08 Nokia Technologies Oy Apparatus, methods and computer programs for enabling reproduction of spatial audio signals
GB2595883A (en) 2020-06-09 2021-12-15 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
GB2598932A (en) 2020-09-18 2022-03-23 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
GB2598960A (en) 2020-09-22 2022-03-23 Nokia Technologies Oy Parametric spatial audio rendering with near-field effect
PT4226368T (pt) 2020-10-05 2024-11-28 Nokia Technologies Oy Quantificação de parâmetros de áudio
GB2602148A (en) 2020-12-21 2022-06-22 Nokia Technologies Oy Audio rendering with spatial metadata interpolation and source position information
US12010483B2 (en) 2021-08-06 2024-06-11 Qsc, Llc Acoustic microphone arrays
CN115665606B (zh) * 2022-11-14 2023-04-07 深圳黄鹂智能科技有限公司 基于四麦克风的收音方法和收音装置
EP4623437A1 (en) 2022-11-21 2025-10-01 Nokia Technologies Oy Determining frequency sub bands for spatial audio parameters
GB202218136D0 (en) * 2022-12-02 2023-01-18 Nokia Technologies Oy Apparatus, methods and computer programs for spatial audio processing
GB2626953A (en) 2023-02-08 2024-08-14 Nokia Technologies Oy Audio rendering of spatial audio

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JP5909678B2 (ja) * 2011-03-02 2016-04-27 パナソニックＩｐマネジメント株式会社 収音装置
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WO2013155251A1 (en) * 2012-04-13 2013-10-17 Qualcomm Incorporated Systems and methods for displaying a user interface
WO2015130453A1 (en) * 2014-02-26 2015-09-03 Qualcomm Incorporated Listen to people you recognize

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2572368A (en) * 2018-03-27 2019-10-02 Nokia Technologies Oy Spatial audio capture
GB2572650A (en) * 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
US11956615B2 (en) 2019-06-25 2024-04-09 Nokia Technologies Oy Spatial audio representation and rendering
US12309568B2 (en) 2019-06-25 2025-05-20 Nokia Technologies Oy Spatial audio representation and rendering
WO2021170900A1 (en) * 2020-02-26 2021-09-02 Nokia Technologies Oy Audio rendering with spatial metadata interpolation
US12185081B2 (en) 2020-02-26 2024-12-31 Nokia Technologies Oy Audio rendering with spatial metadata interpolation
GB2608406A (en) 2021-06-30 2023-01-04 Nokia Technologies Oy Creating spatial audio stream from audio objects with spatial extent
EP4364136A1 (en) 2021-06-30 2024-05-08 Nokia Technologies Oy Creating spatial audio stream from audio objects with spatial extent
US12262195B2 (en) 2021-10-08 2025-03-25 Nokia Technologies Oy 6DOF rendering of microphone-array captured audio for locations outside the microphone-arrays

Also Published As

Publication number Publication date
US20200068309A1 (en) 2020-02-27
JP2020500480A (ja) 2020-01-09
WO2018091776A1 (en) 2018-05-24
GB201619573D0 (en) 2017-01-04
EP3542546B1 (en) 2025-02-05
CN110337819B (zh) 2021-12-10
EP3542546A1 (en) 2019-09-25
CN110337819A (zh) 2019-10-15
JP7082126B2 (ja) 2022-06-07
EP3542546A4 (en) 2020-05-13
US10873814B2 (en) 2020-12-22

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