ATE276636T1 - Verfahren zur wiedergabe von audioschall mit ultraschall-lautsprechern - Google Patents

Verfahren zur wiedergabe von audioschall mit ultraschall-lautsprechern

Info

Publication number
ATE276636T1
ATE276636T1 AT00925256T AT00925256T ATE276636T1 AT E276636 T1 ATE276636 T1 AT E276636T1 AT 00925256 T AT00925256 T AT 00925256T AT 00925256 T AT00925256 T AT 00925256T AT E276636 T1 ATE276636 T1 AT E276636T1
Authority
AT
Austria
Prior art keywords
ultrasonic
signal
audio sound
reproducing audio
ultrasonic speakers
Prior art date
Application number
AT00925256T
Other languages
English (en)
Inventor
Wolfgang Niehoff
Vladimir Gorelik
Oliver Gelhard
Original Assignee
Sennheiser Electronic
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 Sennheiser Electronic filed Critical Sennheiser Electronic
Application granted granted Critical
Publication of ATE276636T1 publication Critical patent/ATE276636T1/de

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
    • G10K15/02—Synthesis of acoustic waves
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/03—Parametric transducers where sound is generated or captured by the acoustic demodulation of amplitude modulated ultrasonic waves
    • 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
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Transducers For Ultrasonic Waves (AREA)
AT00925256T 1999-04-30 2000-05-02 Verfahren zur wiedergabe von audioschall mit ultraschall-lautsprechern ATE276636T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19919980 1999-04-30
PCT/EP2000/003931 WO2001008449A1 (de) 1999-04-30 2000-05-02 Verfahren zur wiedergabe von audioschall mit ultraschall-lautsprechern

Publications (1)

Publication Number Publication Date
ATE276636T1 true ATE276636T1 (de) 2004-10-15

Family

ID=7906594

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00925256T ATE276636T1 (de) 1999-04-30 2000-05-02 Verfahren zur wiedergabe von audioschall mit ultraschall-lautsprechern

Country Status (6)

Country Link
US (1) US20050207590A1 (de)
EP (2) EP1175812B1 (de)
AT (1) ATE276636T1 (de)
AU (1) AU4403600A (de)
DE (1) DE50007789D1 (de)
WO (1) WO2001008449A1 (de)

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DE10140646C2 (de) * 2001-08-18 2003-11-20 Daimler Chrysler Ag Verfahren und Vorrichtung zur gerichteten Audio-Beschallung
US7109789B2 (en) 2002-01-18 2006-09-19 American Technology Corporation Modulator—amplifier
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GB0301093D0 (en) * 2003-01-17 2003-02-19 1 Ltd Set-up method for array-type sound systems
GB0304126D0 (en) 2003-02-24 2003-03-26 1 Ltd Sound beam loudspeaker system
GB0321676D0 (en) * 2003-09-16 2003-10-15 1 Ltd Digital loudspeaker
KR200355341Y1 (ko) * 2004-04-02 2004-07-06 주식회사 솔리토닉스 초음파 스피커 시스템을 구비하는 이동통신 단말기용 보드
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US8116482B2 (en) * 2006-08-28 2012-02-14 Southwest Research Institute Low noise microphone for use in windy environments and/or in the presence of engine noise
EP2109328B1 (de) 2008-04-09 2014-10-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Verarbeitung eines Audiosignals
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ES2730117T3 (es) 2010-06-14 2019-11-08 Turtle Beach Corp Procesamiento mejorado de señales paramétricas y sistemas emisores y procedimientos relacionados
DE102012000745A1 (de) * 2011-04-07 2012-10-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Wiedergabegerät für Ton und Bild
WO2013106596A1 (en) 2012-01-10 2013-07-18 Parametric Sound Corporation Amplification systems, carrier tracking systems and related methods for use in parametric sound systems
ES2375857B1 (es) * 2012-01-13 2012-09-12 Universitat Ramón Llull Fundació Privada Fuente sonora omnidireccional y procedimiento para generar sonidos omnidireccionales.
US8958580B2 (en) 2012-04-18 2015-02-17 Turtle Beach Corporation Parametric transducers and related methods
US8934650B1 (en) 2012-07-03 2015-01-13 Turtle Beach Corporation Low profile parametric transducers and related methods
CN104620601A (zh) * 2012-09-14 2015-05-13 Nec卡西欧移动通信株式会社 扬声器设备和电子装置
WO2014127126A1 (en) * 2013-02-14 2014-08-21 New York University Handphone
US8903104B2 (en) 2013-04-16 2014-12-02 Turtle Beach Corporation Video gaming system with ultrasonic speakers
US8988911B2 (en) 2013-06-13 2015-03-24 Turtle Beach Corporation Self-bias emitter circuit
US9332344B2 (en) 2013-06-13 2016-05-03 Turtle Beach Corporation Self-bias emitter circuit
US9525953B2 (en) * 2013-10-03 2016-12-20 Russell Louis Storms, Sr. Method and apparatus for transit system annunciators
US9596529B2 (en) * 2013-10-21 2017-03-14 Turtle Beach Corporation Parametric transducer with adaptive carrier amplitude
WO2015061347A1 (en) * 2013-10-21 2015-04-30 Turtle Beach Corporation Dynamic location determination for a directionally controllable parametric emitter
WO2015061345A2 (en) * 2013-10-21 2015-04-30 Turtle Beach Corporation Directionally controllable parametric emitter
US9565284B2 (en) 2014-04-16 2017-02-07 Elwha Llc Systems and methods for automatically connecting a user of a hands-free intercommunication system
US20160118036A1 (en) 2014-10-23 2016-04-28 Elwha Llc Systems and methods for positioning a user of a hands-free intercommunication system
US9131068B2 (en) 2014-02-06 2015-09-08 Elwha Llc Systems and methods for automatically connecting a user of a hands-free intercommunication system
US9779593B2 (en) 2014-08-15 2017-10-03 Elwha Llc Systems and methods for positioning a user of a hands-free intercommunication system
AT515579A1 (de) * 2014-03-04 2015-10-15 Siemens Ag Oesterreich Beschallungssystem
TWI544807B (zh) * 2014-07-18 2016-08-01 緯創資通股份有限公司 具喇叭模組的顯示裝置
DE102017211923A1 (de) * 2017-07-12 2019-02-07 Zf Friedrichshafen Ag Lokalisierte Informationsausgabe
CN108777139A (zh) * 2018-04-08 2018-11-09 杭州电子科技大学 一种声音定向传播的闹钟
US10887368B2 (en) * 2019-02-25 2021-01-05 International Business Machines Corporation Monitoring quality of a conference call for muted participants thereto
US11102572B2 (en) * 2019-03-29 2021-08-24 Asahi Kasei Kabushiki Kaisha Apparatus for drawing attention to an object, method for drawing attention to an object, and computer readable non-transitory storage medium
CN113573207B (zh) * 2020-04-29 2022-09-23 维沃移动通信有限公司 电子设备
US20220130369A1 (en) * 2020-10-28 2022-04-28 Gulfstream Aerospace Corporation Quiet flight deck communication using ultrasonic phased array
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US5859915A (en) * 1997-04-30 1999-01-12 American Technology Corporation Lighted enhanced bullhorn

Also Published As

Publication number Publication date
EP1175812B1 (de) 2004-09-15
EP1484944A3 (de) 2004-12-15
EP1175812A1 (de) 2002-01-30
EP1484944A2 (de) 2004-12-08
AU4403600A (en) 2001-02-13
WO2001008449A1 (de) 2001-02-01
DE50007789D1 (de) 2004-10-21
US20050207590A1 (en) 2005-09-22

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