PL338378A1 - Sound emitting apparatus/system - Google Patents

Sound emitting apparatus/system

Info

Publication number
PL338378A1
PL338378A1 PL98338378A PL33837898A PL338378A1 PL 338378 A1 PL338378 A1 PL 338378A1 PL 98338378 A PL98338378 A PL 98338378A PL 33837898 A PL33837898 A PL 33837898A PL 338378 A1 PL338378 A1 PL 338378A1
Authority
PL
Poland
Prior art keywords
emitting apparatus
sound emitting
sound
emitting
Prior art date
Application number
PL98338378A
Original Assignee
New Transducers Ltd
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 New Transducers Ltd filed Critical New Transducers Ltd
Publication of PL338378A1 publication Critical patent/PL338378A1/en

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
    • 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
    • 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
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • 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
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • 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
    • H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transmitters (AREA)
PL98338378A 1997-08-05 1998-07-30 Sound emitting apparatus/system PL338378A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9716412.3A GB9716412D0 (en) 1997-08-05 1997-08-05 Sound radiating devices/systems
PCT/GB1998/002288 WO1999008479A1 (en) 1997-08-05 1998-07-30 Sound radiating devices/systems

Publications (1)

Publication Number Publication Date
PL338378A1 true PL338378A1 (en) 2000-10-23

Family

ID=10816909

Family Applications (1)

Application Number Title Priority Date Filing Date
PL98338378A PL338378A1 (en) 1997-08-05 1998-07-30 Sound emitting apparatus/system

Country Status (24)

Country Link
EP (1) EP1002445A1 (en)
JP (1) JP2001513619A (en)
KR (1) KR20010022624A (en)
CN (1) CN1266604A (en)
AR (1) AR013281A1 (en)
AU (1) AU741154B2 (en)
BG (1) BG104072A (en)
BR (1) BR9811836A (en)
CA (1) CA2295724A1 (en)
EA (1) EA002176B1 (en)
GB (1) GB9716412D0 (en)
HU (1) HUP0101998A2 (en)
ID (1) ID24975A (en)
IL (1) IL133985A0 (en)
MX (1) MXPA00001277A (en)
NO (1) NO20000588L (en)
NZ (1) NZ501959A (en)
PL (1) PL338378A1 (en)
SK (1) SK1632000A3 (en)
TR (1) TR200000351T2 (en)
TW (1) TW392415B (en)
WO (1) WO1999008479A1 (en)
YU (1) YU5400A (en)
ZA (1) ZA986927B (en)

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RO121307B1 (en) 1998-06-22 2007-02-28 Slab Technology Limited Loudspeaker
GB9910220D0 (en) * 1999-04-29 1999-06-30 New Transducers Ltd Loudspeakers
GB9914507D0 (en) * 1999-06-23 1999-08-25 New Transducers Ltd Acoustic device
US6801631B1 (en) * 1999-10-22 2004-10-05 Donald J. North Speaker system with multiple transducers positioned in a plane for optimum acoustic radiation pattern
TW511391B (en) 2000-01-24 2002-11-21 New Transducers Ltd Transducer
US6865277B2 (en) 2000-01-27 2005-03-08 New Transducers Limited Passenger vehicle
US7151837B2 (en) 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
GB0102864D0 (en) * 2001-02-06 2001-03-21 Secr Defence Brit Panel form loudspeaker
GB2375453A (en) * 2001-05-09 2002-11-13 New Transducers Ltd Driving a bending wave loudspeaker diaphragm at a plurality of locations
US7548854B2 (en) 2002-01-31 2009-06-16 Awi Licensing Company Architectural sound enhancement with pre-filtered masking sound
US6983819B2 (en) 2002-04-02 2006-01-10 Awi Licensing Company Entertainment sound panels
JP2005197896A (en) 2004-01-05 2005-07-21 Yamaha Corp Audio signal supply apparatus for speaker array
JP4161906B2 (en) * 2004-01-07 2008-10-08 ヤマハ株式会社 Speaker device
US8284955B2 (en) 2006-02-07 2012-10-09 Bongiovi Acoustics Llc System and method for digital signal processing
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
US10848118B2 (en) 2004-08-10 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
JP4124182B2 (en) * 2004-08-27 2008-07-23 ヤマハ株式会社 Array speaker device
JP4718161B2 (en) * 2004-11-12 2011-07-06 株式会社竹中工務店 Noise reduction device
US10701505B2 (en) 2006-02-07 2020-06-30 Bongiovi Acoustics Llc. System, method, and apparatus for generating and digitally processing a head related audio transfer function
US10848867B2 (en) 2006-02-07 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US10069471B2 (en) 2006-02-07 2018-09-04 Bongiovi Acoustics Llc System and method for digital signal processing
US9615189B2 (en) 2014-08-08 2017-04-04 Bongiovi Acoustics Llc Artificial ear apparatus and associated methods for generating a head related audio transfer function
US11202161B2 (en) 2006-02-07 2021-12-14 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
US7995778B2 (en) * 2006-08-04 2011-08-09 Bose Corporation Acoustic transducer array signal processing
SG148061A1 (en) * 2007-05-25 2008-12-31 Sony Corp An ultrasonic transducer array and a method for making a transducer array
KR101759042B1 (en) * 2007-11-21 2017-07-17 오디오 픽셀즈 리미티드 Actuator apparatus and actuation system of digital speaker apparatus
US8009838B2 (en) * 2008-02-22 2011-08-30 National Taiwan University Electrostatic loudspeaker array
CN105049992B (en) * 2010-03-11 2018-10-09 奥迪欧彼塞尔斯有限公司 Moving element is only by the electrostatic parallel plate actuator of static-electronic driving and the method being used in combination
EP2630640A4 (en) * 2010-10-21 2018-04-11 Acoustic 3d Holdings Limited Acoustic diffusion generator
JP5944403B2 (en) * 2011-10-21 2016-07-05 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ Acoustic rendering apparatus and acoustic rendering method
US9264004B2 (en) 2013-06-12 2016-02-16 Bongiovi Acoustics Llc System and method for narrow bandwidth digital signal processing
US9883318B2 (en) 2013-06-12 2018-01-30 Bongiovi Acoustics Llc System and method for stereo field enhancement in two-channel audio systems
US9906858B2 (en) 2013-10-22 2018-02-27 Bongiovi Acoustics Llc System and method for digital signal processing
US10639000B2 (en) 2014-04-16 2020-05-05 Bongiovi Acoustics Llc Device for wide-band auscultation
US9615813B2 (en) 2014-04-16 2017-04-11 Bongiovi Acoustics Llc. Device for wide-band auscultation
US10820883B2 (en) 2014-04-16 2020-11-03 Bongiovi Acoustics Llc Noise reduction assembly for auscultation of a body
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
JP6541122B2 (en) * 2015-01-23 2019-07-10 学校法人成蹊学園 Speaker system and method for generating a local sound field
US9638672B2 (en) 2015-03-06 2017-05-02 Bongiovi Acoustics Llc System and method for acquiring acoustic information from a resonating body
CN104792400B (en) * 2015-04-09 2018-04-20 中航航空电子有限公司 A kind of hydrophone linear array and its lay method
US10845877B2 (en) 2015-04-27 2020-11-24 Samsung Electronics Co., Ltd. Apparatus and method of forming localized vibration field, and method of disposing exciters
WO2017087495A1 (en) 2015-11-16 2017-05-26 Bongiovi Acoustics Llc Surface acoustic transducer
US9621994B1 (en) 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
AU2019252524A1 (en) 2018-04-11 2020-11-05 Bongiovi Acoustics Llc Audio enhanced hearing protection system
WO2020028833A1 (en) 2018-08-02 2020-02-06 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
CN110460937B (en) * 2019-08-23 2021-01-26 深圳市神尔科技股份有限公司 Focusing loudspeaker
KR102664499B1 (en) * 2023-06-29 2024-05-08 김현집 Active directional speaker and crosswalk system using the same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5768991A (en) * 1980-10-16 1982-04-27 Pioneer Electronic Corp Speaker system
JPH0541897A (en) * 1991-08-07 1993-02-19 Pioneer Electron Corp Speaker equipment and directivity control method
JPH0662488A (en) * 1992-08-11 1994-03-04 Pioneer Electron Corp Speaker equipment
US5517570A (en) * 1993-12-14 1996-05-14 Taylor Group Of Companies, Inc. Sound reproducing array processor system
DE4343807A1 (en) * 1993-12-22 1995-06-29 Guenther Nubert Elektronic Gmb Digital loudspeaker array for electric-to-acoustic signal conversion
NL9401860A (en) * 1994-11-08 1996-06-03 Duran Bv Loudspeaker system with controlled directivity.
FR2736499B1 (en) * 1995-07-03 1997-09-12 France Telecom METHOD FOR BROADCASTING A SOUND WITH A GIVEN DIRECTIVITY

Also Published As

Publication number Publication date
JP2001513619A (en) 2001-09-04
CA2295724A1 (en) 1999-02-18
NO20000588D0 (en) 2000-02-04
SK1632000A3 (en) 2000-09-12
AU8551998A (en) 1999-03-01
ID24975A (en) 2000-08-31
CN1266604A (en) 2000-09-13
MXPA00001277A (en) 2004-04-05
ZA986927B (en) 1999-02-08
TW392415B (en) 2000-06-01
NZ501959A (en) 2000-11-24
EA200000195A1 (en) 2000-10-30
IL133985A0 (en) 2001-04-30
EP1002445A1 (en) 2000-05-24
GB9716412D0 (en) 1997-10-08
KR20010022624A (en) 2001-03-26
AR013281A1 (en) 2000-12-13
TR200000351T2 (en) 2000-05-22
WO1999008479A1 (en) 1999-02-18
AU741154B2 (en) 2001-11-22
YU5400A (en) 2002-03-18
BR9811836A (en) 2000-08-15
BG104072A (en) 2000-08-31
EA002176B1 (en) 2002-02-28
HUP0101998A2 (en) 2001-09-28
NO20000588L (en) 2000-02-04

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