JP4173283B2 - パネル部材を備えた能動音響機器 - Google Patents

パネル部材を備えた能動音響機器 Download PDF

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Publication number
JP4173283B2
JP4173283B2 JP2000540693A JP2000540693A JP4173283B2 JP 4173283 B2 JP4173283 B2 JP 4173283B2 JP 2000540693 A JP2000540693 A JP 2000540693A JP 2000540693 A JP2000540693 A JP 2000540693A JP 4173283 B2 JP4173283 B2 JP 4173283B2
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JP
Japan
Prior art keywords
panel member
transducer
acoustic device
mode type
distributed
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
JP2000540693A
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English (en)
Japanese (ja)
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JP2002510182A5 (enExample
JP2002510182A (ja
Inventor
ファラード アジマ
ヘンリー アジマ
マーティン コロームス
グレイアム バンク
ニコラス パトリック ローランド ヒル
Original Assignee
ニュー トランスデューサーズ リミテッド
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Filing date
Publication date
Priority claimed from GBGB9801057.2A external-priority patent/GB9801057D0/en
Priority claimed from GBGB9801054.9A external-priority patent/GB9801054D0/en
Priority claimed from GBGB9811100.8A external-priority patent/GB9811100D0/en
Priority claimed from GBGB9813293.9A external-priority patent/GB9813293D0/en
Application filed by ニュー トランスデューサーズ リミテッド filed Critical ニュー トランスデューサーズ リミテッド
Publication of JP2002510182A publication Critical patent/JP2002510182A/ja
Publication of JP2002510182A5 publication Critical patent/JP2002510182A5/ja
Application granted granted Critical
Publication of JP4173283B2 publication Critical patent/JP4173283B2/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
    • 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)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2000540693A 1998-01-20 1999-01-15 パネル部材を備えた能動音響機器 Expired - Lifetime JP4173283B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
GB9801057.2 1998-01-20
GBGB9801057.2A GB9801057D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GB9801054.9 1998-01-20
GBGB9801054.9A GB9801054D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GB9811100.8 1998-05-23
GBGB9811100.8A GB9811100D0 (en) 1998-05-23 1998-05-23 Acoustic panels
GBGB9813293.9A GB9813293D0 (en) 1998-06-20 1998-06-20 Acoustic panels
GB9813293.9 1998-06-20
PCT/GB1999/000143 WO1999037121A1 (en) 1998-01-20 1999-01-15 Active acoustic devices comprising panel members

Publications (3)

Publication Number Publication Date
JP2002510182A JP2002510182A (ja) 2002-04-02
JP2002510182A5 JP2002510182A5 (enExample) 2006-03-02
JP4173283B2 true JP4173283B2 (ja) 2008-10-29

Family

ID=27451742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000540693A Expired - Lifetime JP4173283B2 (ja) 1998-01-20 1999-01-15 パネル部材を備えた能動音響機器

Country Status (22)

Country Link
EP (2) EP1414266B1 (enExample)
JP (1) JP4173283B2 (enExample)
KR (1) KR100646191B1 (enExample)
CN (1) CN1287766B (enExample)
AR (1) AR014430A1 (enExample)
AT (1) ATE280482T1 (enExample)
AU (1) AU747693B2 (enExample)
BG (1) BG104543A (enExample)
BR (1) BR9907145A (enExample)
CA (1) CA2318292A1 (enExample)
DE (2) DE69921295T8 (enExample)
EA (1) EA200000781A1 (enExample)
HU (1) HUP0102858A3 (enExample)
IL (1) IL136820A0 (enExample)
NO (1) NO20003705L (enExample)
NZ (1) NZ504133A (enExample)
PL (1) PL341377A1 (enExample)
SK (1) SK10822000A3 (enExample)
TR (1) TR200002108T2 (enExample)
TW (1) TW432889B (enExample)
WO (1) WO1999037121A1 (enExample)
YU (1) YU36800A (enExample)

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Also Published As

Publication number Publication date
DE69921295D1 (de) 2004-11-25
EA200000781A1 (ru) 2000-12-25
DE69921295T8 (de) 2006-07-06
ATE280482T1 (de) 2004-11-15
DE69839134D1 (de) 2008-03-27
HK1029247A1 (en) 2001-03-23
DE69839134T2 (de) 2009-02-12
CA2318292A1 (en) 1999-07-22
AR014430A1 (es) 2001-02-28
YU36800A (sh) 2002-03-18
EP1050190A1 (en) 2000-11-08
HUP0102858A3 (en) 2003-03-28
AU747693B2 (en) 2002-05-16
DE69921295T2 (de) 2006-02-09
CN1287766B (zh) 2010-06-23
NO20003705D0 (no) 2000-07-19
PL341377A1 (en) 2001-04-09
EP1414266A2 (en) 2004-04-28
EP1414266A3 (en) 2006-08-16
SK10822000A3 (sk) 2000-12-11
AU2068199A (en) 1999-08-02
JP2002510182A (ja) 2002-04-02
IL136820A0 (en) 2001-06-14
KR100646191B1 (ko) 2006-11-17
NO20003705L (no) 2000-09-20
HUP0102858A2 (hu) 2001-12-28
WO1999037121A1 (en) 1999-07-22
NZ504133A (en) 2002-03-28
KR20010024874A (ko) 2001-03-26
TR200002108T2 (tr) 2000-11-21
CN1287766A (zh) 2001-03-14
EP1050190B1 (en) 2004-10-20
EP1414266B1 (en) 2008-02-13
TW432889B (en) 2001-05-01
BR9907145A (pt) 2000-10-24
BG104543A (bg) 2001-01-31

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