NZ504133A - Active acoustic devices with edge of panel member clamped to effect resonant bending wave modes - Google Patents

Active acoustic devices with edge of panel member clamped to effect resonant bending wave modes

Info

Publication number
NZ504133A
NZ504133A NZ504133A NZ50413399A NZ504133A NZ 504133 A NZ504133 A NZ 504133A NZ 504133 A NZ504133 A NZ 504133A NZ 50413399 A NZ50413399 A NZ 50413399A NZ 504133 A NZ504133 A NZ 504133A
Authority
NZ
New Zealand
Prior art keywords
panel member
transducer
edge
panel
acoustic device
Prior art date
Application number
NZ504133A
Other languages
English (en)
Inventor
Farad Azima
Henry Azima
Martin Colloms
Graham Bank
Nicholas Patrick Roland Hill
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
Priority claimed from GBGB9801054.9A external-priority patent/GB9801054D0/en
Priority claimed from GBGB9801057.2A external-priority patent/GB9801057D0/en
Priority claimed from GBGB9811100.8A external-priority patent/GB9811100D0/en
Priority claimed from GBGB9813293.9A external-priority patent/GB9813293D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of NZ504133A publication Critical patent/NZ504133A/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • 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
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
NZ504133A 1998-01-20 1999-01-15 Active acoustic devices with edge of panel member clamped to effect resonant bending wave modes NZ504133A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GBGB9801054.9A GB9801054D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GBGB9801057.2A GB9801057D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GBGB9811100.8A GB9811100D0 (en) 1998-05-23 1998-05-23 Acoustic panels
GBGB9813293.9A GB9813293D0 (en) 1998-06-20 1998-06-20 Acoustic panels
PCT/GB1999/000143 WO1999037121A1 (en) 1998-01-20 1999-01-15 Active acoustic devices comprising panel members

Publications (1)

Publication Number Publication Date
NZ504133A true NZ504133A (en) 2002-03-28

Family

ID=27451742

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ504133A NZ504133A (en) 1998-01-20 1999-01-15 Active acoustic devices with edge of panel member clamped to effect resonant bending wave modes

Country Status (23)

Country Link
EP (2) EP1050190B1 (pt)
JP (1) JP4173283B2 (pt)
KR (1) KR100646191B1 (pt)
CN (1) CN1287766B (pt)
AR (1) AR014430A1 (pt)
AT (1) ATE280482T1 (pt)
AU (1) AU747693B2 (pt)
BG (1) BG104543A (pt)
BR (1) BR9907145A (pt)
CA (1) CA2318292A1 (pt)
DE (2) DE69839134T2 (pt)
EA (1) EA200000781A1 (pt)
HK (1) HK1029247A1 (pt)
HU (1) HUP0102858A3 (pt)
IL (1) IL136820A0 (pt)
NO (1) NO20003705L (pt)
NZ (1) NZ504133A (pt)
PL (1) PL341377A1 (pt)
SK (1) SK10822000A3 (pt)
TR (1) TR200002108T2 (pt)
TW (1) TW432889B (pt)
WO (1) WO1999037121A1 (pt)
YU (1) YU36800A (pt)

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US11431312B2 (en) 2004-08-10 2022-08-30 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
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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
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
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
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US10639000B2 (en) 2014-04-16 2020-05-05 Bongiovi Acoustics Llc Device for wide-band auscultation
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JP2018537910A (ja) 2015-11-16 2018-12-20 ボンジョビ アコースティックス リミテッド ライアビリティー カンパニー 表面音響変換器
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CN114554356A (zh) 2016-12-27 2022-05-27 索尼公司 显示设备
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US10959035B2 (en) 2018-08-02 2021-03-23 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
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Also Published As

Publication number Publication date
AR014430A1 (es) 2001-02-28
BG104543A (bg) 2001-01-31
EA200000781A1 (ru) 2000-12-25
PL341377A1 (en) 2001-04-09
AU2068199A (en) 1999-08-02
NO20003705L (no) 2000-09-20
DE69921295T2 (de) 2006-02-09
EP1414266A2 (en) 2004-04-28
EP1414266A3 (en) 2006-08-16
AU747693B2 (en) 2002-05-16
EP1414266B1 (en) 2008-02-13
SK10822000A3 (sk) 2000-12-11
JP4173283B2 (ja) 2008-10-29
YU36800A (sh) 2002-03-18
EP1050190A1 (en) 2000-11-08
JP2002510182A (ja) 2002-04-02
IL136820A0 (en) 2001-06-14
HUP0102858A2 (hu) 2001-12-28
NO20003705D0 (no) 2000-07-19
KR100646191B1 (ko) 2006-11-17
HK1029247A1 (en) 2001-03-23
TW432889B (en) 2001-05-01
CN1287766B (zh) 2010-06-23
BR9907145A (pt) 2000-10-24
WO1999037121A1 (en) 1999-07-22
ATE280482T1 (de) 2004-11-15
DE69921295D1 (de) 2004-11-25
CA2318292A1 (en) 1999-07-22
EP1050190B1 (en) 2004-10-20
DE69921295T8 (de) 2006-07-06
DE69839134T2 (de) 2009-02-12
CN1287766A (zh) 2001-03-14
HUP0102858A3 (en) 2003-03-28
DE69839134D1 (de) 2008-03-27
KR20010024874A (ko) 2001-03-26
TR200002108T2 (tr) 2000-11-21

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