DK3809726T3 - Ekkobaseret rumestimering - Google Patents

Ekkobaseret rumestimering

Info

Publication number
DK3809726T3
DK3809726T3 DK19203830.5T DK19203830T DK3809726T3 DK 3809726 T3 DK3809726 T3 DK 3809726T3 DK 19203830 T DK19203830 T DK 19203830T DK 3809726 T3 DK3809726 T3 DK 3809726T3
Authority
DK
Denmark
Prior art keywords
echo
based room
room estimation
estimation
room
Prior art date
Application number
DK19203830.5T
Other languages
English (en)
Inventor
Vincenzo Zaccà
Martin Bo Moller
Pablo Martinez-Noevo
Original Assignee
Bang & Olufsen As
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 Bang & Olufsen As filed Critical Bang & Olufsen As
Application granted granted Critical
Publication of DK3809726T3 publication Critical patent/DK3809726T3/da

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
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/539—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/54—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 with receivers spaced apart
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/007—Monitoring arrangements; Testing arrangements for public address systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DK19203830.5T 2019-10-17 2019-10-17 Ekkobaseret rumestimering DK3809726T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19203830.5A EP3809726B1 (en) 2019-10-17 2019-10-17 ECHO-BASED SPACE ESTIMATION

Publications (1)

Publication Number Publication Date
DK3809726T3 true DK3809726T3 (da) 2026-03-23

Family

ID=68281316

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19203830.5T DK3809726T3 (da) 2019-10-17 2019-10-17 Ekkobaseret rumestimering

Country Status (3)

Country Link
US (1) US11579275B2 (da)
EP (1) EP3809726B1 (da)
DK (1) DK3809726T3 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11792594B2 (en) 2021-07-29 2023-10-17 Samsung Electronics Co., Ltd. Simultaneous deconvolution of loudspeaker-room impulse responses with linearly-optimal techniques
CN114111785B (zh) * 2021-10-28 2024-03-01 桂林电子科技大学 一种基于rir倒谱提取一阶回波的声slam系统及方法
US12101599B1 (en) * 2022-09-26 2024-09-24 Amazon Technologies, Inc. Sound source localization using acoustic wave decomposition
US12462102B2 (en) 2022-10-03 2025-11-04 Samsung Electronics Co., Ltd. Deep learning for multimedia classification
US12598442B2 (en) * 2023-01-09 2026-04-07 Samsung Electronics Co., Ltd. Automatic loudspeaker directivity adaptation
US12470883B2 (en) * 2023-05-31 2025-11-11 Harman International Industries, Incorporated Apparatus, system and/or method for noise time-frequency masking based direction of arrival estimation for loudspeaker audio calibration
US12495264B2 (en) 2023-05-31 2025-12-09 Harman International Industries, Incorporated System and/or method for loudspeaker auto calibration and loudspeaker configuration layout estimation
US12328570B2 (en) 2023-05-31 2025-06-10 Harman International Industries, Incorporated Boundary distance system and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109107A (en) * 1977-07-05 1978-08-22 Iowa State University Research Foundation, Inc. Method and apparatus for frequency compensation of electro-acoustical transducer and its environment
US8090116B2 (en) * 2005-11-18 2012-01-03 Holmi Douglas J Vehicle directional electroacoustical transducing
US20110317522A1 (en) 2010-06-28 2011-12-29 Microsoft Corporation Sound source localization based on reflections and room estimation
US10021508B2 (en) * 2011-11-11 2018-07-10 Dolby Laboratories Licensing Corporation Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an ambisonics representation of the sound field
CN103067821B (zh) * 2012-12-12 2015-03-11 歌尔声学股份有限公司 一种基于双麦克的语音混响消减方法和装置
US9959883B2 (en) * 2015-10-06 2018-05-01 The Trustees Of Princeton University Method and system for producing low-noise acoustical impulse responses at high sampling rate

Also Published As

Publication number Publication date
US11579275B2 (en) 2023-02-14
EP3809726B1 (en) 2025-12-31
US20210116555A1 (en) 2021-04-22
EP3809726A1 (en) 2021-04-21

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