JP5306565B2 - 音響指向方法および装置 - Google Patents

音響指向方法および装置 Download PDF

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Publication number
JP5306565B2
JP5306565B2 JP2001526302A JP2001526302A JP5306565B2 JP 5306565 B2 JP5306565 B2 JP 5306565B2 JP 2001526302 A JP2001526302 A JP 2001526302A JP 2001526302 A JP2001526302 A JP 2001526302A JP 5306565 B2 JP5306565 B2 JP 5306565B2
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JP
Japan
Prior art keywords
signal
transducer
output
sound
array
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.)
Expired - Lifetime
Application number
JP2001526302A
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English (en)
Japanese (ja)
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JP2003510924A5 (enExample
JP2003510924A (ja
Inventor
フーレイ、アンソニー
トロートン、ポール、トーマス
ゴーディー、アンガス、ゲイビン
ビーネク、アービング、アレクサンダー
ウインドル、ポール、レイモンド
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Yamaha Corp
Original Assignee
Yamaha Corp
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
Priority claimed from GBGB9922919.7A external-priority patent/GB9922919D0/en
Priority claimed from GB0011973A external-priority patent/GB0011973D0/en
Priority claimed from GB0022479A external-priority patent/GB0022479D0/en
Application filed by Yamaha Corp filed Critical Yamaha Corp
Publication of JP2003510924A publication Critical patent/JP2003510924A/ja
Publication of JP2003510924A5 publication Critical patent/JP2003510924A5/ja
Application granted granted Critical
Publication of JP5306565B2 publication Critical patent/JP5306565B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • 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 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H13/00—Means of attack or defence not otherwise provided for
    • F41H13/0043—Directed energy weapons, i.e. devices that direct a beam of high energy content toward a target for incapacitating or destroying the target
    • F41H13/0081—Directed energy weapons, i.e. devices that direct a beam of high energy content toward a target for incapacitating or destroying the target the high-energy beam being acoustic, e.g. sonic, infrasonic or ultrasonic
    • 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
    • G10K15/04—Sound-producing devices
    • 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
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2203/00—Details of circuits for transducers, loudspeakers or microphones covered by H04R3/00 but not provided for in any of its subgroups
    • H04R2203/12—Beamforming aspects for stereophonic sound reproduction with loudspeaker arrays

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • General Engineering & Computer Science (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Stereophonic System (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP2001526302A 1999-09-29 2000-09-29 音響指向方法および装置 Expired - Lifetime JP5306565B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
GB9922919.7 1999-09-29
GBGB9922919.7A GB9922919D0 (en) 1999-09-29 1999-09-29 Transducer systems
GB0011973.5 2000-05-19
GB0011973A GB0011973D0 (en) 2000-05-19 2000-05-19 Steerable antennae
GB0022479A GB0022479D0 (en) 2000-09-13 2000-09-13 Audio playback system
GB0022479.0 2000-09-13
PCT/GB2000/003742 WO2001023104A2 (en) 1999-09-29 2000-09-29 Method and apparatus to direct sound using an array of output transducers

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011277519A Division JP2012085340A (ja) 1999-09-29 2011-12-19 音響指向方法および装置

Publications (3)

Publication Number Publication Date
JP2003510924A JP2003510924A (ja) 2003-03-18
JP2003510924A5 JP2003510924A5 (enExample) 2008-01-17
JP5306565B2 true JP5306565B2 (ja) 2013-10-02

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
JP2001526302A Expired - Lifetime JP5306565B2 (ja) 1999-09-29 2000-09-29 音響指向方法および装置
JP2011277519A Pending JP2012085340A (ja) 1999-09-29 2011-12-19 音響指向方法および装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2011277519A Pending JP2012085340A (ja) 1999-09-29 2011-12-19 音響指向方法および装置

Country Status (9)

Country Link
US (3) US7577260B1 (enExample)
EP (2) EP1224037B1 (enExample)
JP (2) JP5306565B2 (enExample)
KR (1) KR100638960B1 (enExample)
CN (1) CN100358393C (enExample)
AT (1) ATE376892T1 (enExample)
AU (1) AU7538000A (enExample)
DE (1) DE60036958T2 (enExample)
WO (1) WO2001023104A2 (enExample)

Cited By (20)

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US11303981B2 (en) 2019-03-21 2022-04-12 Shure Acquisition Holdings, Inc. Housings and associated design features for ceiling array microphones
US11302347B2 (en) 2019-05-31 2022-04-12 Shure Acquisition Holdings, Inc. Low latency automixer integrated with voice and noise activity detection
US11310596B2 (en) 2018-09-20 2022-04-19 Shure Acquisition Holdings, Inc. Adjustable lobe shape for array microphones
US11310592B2 (en) 2015-04-30 2022-04-19 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
US11438691B2 (en) 2019-03-21 2022-09-06 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition functionality
US11445294B2 (en) 2019-05-23 2022-09-13 Shure Acquisition Holdings, Inc. Steerable speaker array, system, and method for the same
US11477327B2 (en) 2017-01-13 2022-10-18 Shure Acquisition Holdings, Inc. Post-mixing acoustic echo cancellation systems and methods
US11523212B2 (en) 2018-06-01 2022-12-06 Shure Acquisition Holdings, Inc. Pattern-forming microphone array
US11552611B2 (en) 2020-02-07 2023-01-10 Shure Acquisition Holdings, Inc. System and method for automatic adjustment of reference gain
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
US11678109B2 (en) 2015-04-30 2023-06-13 Shure Acquisition Holdings, Inc. Offset cartridge microphones
US11706562B2 (en) 2020-05-29 2023-07-18 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
US11785380B2 (en) 2021-01-28 2023-10-10 Shure Acquisition Holdings, Inc. Hybrid audio beamforming system
US12028678B2 (en) 2019-11-01 2024-07-02 Shure Acquisition Holdings, Inc. Proximity microphone
US12250526B2 (en) 2022-01-07 2025-03-11 Shure Acquisition Holdings, Inc. Audio beamforming with nulling control system and methods
US12289584B2 (en) 2021-10-04 2025-04-29 Shure Acquisition Holdings, Inc. Networked automixer systems and methods
US12452584B2 (en) 2021-01-29 2025-10-21 Shure Acquisition Holdings, Inc. Scalable conferencing systems and methods
US12501207B2 (en) 2024-05-30 2025-12-16 Shure Acquisition Holdings, Inc. Proximity microphone

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EP1224037A2 (en) 2002-07-24
CN100358393C (zh) 2007-12-26
JP2012085340A (ja) 2012-04-26
KR20020059600A (ko) 2002-07-13
ATE376892T1 (de) 2007-11-15
US20130142337A1 (en) 2013-06-06
DE60036958D1 (de) 2007-12-13
WO2001023104A2 (en) 2001-04-05
WO2001023104A3 (en) 2002-03-14
DE60036958T2 (de) 2008-08-14
EP1855506A2 (en) 2007-11-14
CN1402952A (zh) 2003-03-12
EP1224037B1 (en) 2007-10-31
US20090296954A1 (en) 2009-12-03
AU7538000A (en) 2001-04-30
KR100638960B1 (ko) 2006-10-25
US7577260B1 (en) 2009-08-18
JP2003510924A (ja) 2003-03-18

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