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KR100646191B1 - 패널 부재를 포함하는 능동형 음향장치 - Google Patents

패널 부재를 포함하는 능동형 음향장치 Download PDF

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Publication number
KR100646191B1
KR100646191B1 KR1020007007968A KR20007007968A KR100646191B1 KR 100646191 B1 KR100646191 B1 KR 100646191B1 KR 1020007007968 A KR1020007007968 A KR 1020007007968A KR 20007007968 A KR20007007968 A KR 20007007968A KR 100646191 B1 KR100646191 B1 KR 100646191B1
Authority
KR
South Korea
Prior art keywords
panel member
transducer
acoustic device
active acoustic
distributed active
Prior art date
Application number
KR1020007007968A
Other languages
English (en)
Korean (ko)
Other versions
KR20010024874A (ko
Inventor
패러드 아지마
헨리 아지마
마틴 콜롬스
그라햄 뱅크
니콜라스 패트릭 로랜드 힐
Original Assignee
뉴 트랜스듀서스 리미티드
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 뉴 트랜스듀서스 리미티드 filed Critical 뉴 트랜스듀서스 리미티드
Publication of KR20010024874A publication Critical patent/KR20010024874A/ko
Application granted granted Critical
Publication of KR100646191B1 publication Critical patent/KR100646191B1/ko

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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)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
KR1020007007968A 1998-01-20 1999-01-15 패널 부재를 포함하는 능동형 음향장치 KR100646191B1 (ko)

Applications Claiming Priority (8)

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
GB9801057.2 1998-01-20
GB9801054.9 1998-01-20
GBGB9811100.8A GB9811100D0 (en) 1998-05-23 1998-05-23 Acoustic panels
GB9811100.8 1998-05-23
GBGB9813293.9A GB9813293D0 (en) 1998-06-20 1998-06-20 Acoustic panels
GB9813293.9 1998-06-20

Publications (2)

Publication Number Publication Date
KR20010024874A KR20010024874A (ko) 2001-03-26
KR100646191B1 true KR100646191B1 (ko) 2006-11-17

Family

ID=27451742

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020007007968A KR100646191B1 (ko) 1998-01-20 1999-01-15 패널 부재를 포함하는 능동형 음향장치

Country Status (23)

Country Link
EP (2) EP1050190B1 (de)
JP (1) JP4173283B2 (de)
KR (1) KR100646191B1 (de)
CN (1) CN1287766B (de)
AR (1) AR014430A1 (de)
AT (1) ATE280482T1 (de)
AU (1) AU747693B2 (de)
BG (1) BG104543A (de)
BR (1) BR9907145A (de)
CA (1) CA2318292A1 (de)
DE (2) DE69921295T8 (de)
EA (1) EA200000781A1 (de)
HK (1) HK1029247A1 (de)
HU (1) HUP0102858A3 (de)
IL (1) IL136820A0 (de)
NO (1) NO20003705L (de)
NZ (1) NZ504133A (de)
PL (1) PL341377A1 (de)
SK (1) SK10822000A3 (de)
TR (1) TR200002108T2 (de)
TW (1) TW432889B (de)
WO (1) WO1999037121A1 (de)
YU (1) YU36800A (de)

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WO1992003024A1 (en) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker
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US3247925A (en) * 1962-03-08 1966-04-26 Lord Corp Loudspeaker
US3347335A (en) * 1965-04-05 1967-10-17 Bolt Beranek & Newman Acoustic-wave apparatus
WO1992003024A1 (en) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device

Also Published As

Publication number Publication date
DE69921295D1 (de) 2004-11-25
BR9907145A (pt) 2000-10-24
SK10822000A3 (sk) 2000-12-11
NO20003705D0 (no) 2000-07-19
EP1050190A1 (de) 2000-11-08
DE69839134D1 (de) 2008-03-27
EP1414266A3 (de) 2006-08-16
HK1029247A1 (en) 2001-03-23
EA200000781A1 (ru) 2000-12-25
JP2002510182A (ja) 2002-04-02
IL136820A0 (en) 2001-06-14
ATE280482T1 (de) 2004-11-15
WO1999037121A1 (en) 1999-07-22
DE69839134T2 (de) 2009-02-12
DE69921295T8 (de) 2006-07-06
TW432889B (en) 2001-05-01
DE69921295T2 (de) 2006-02-09
EP1050190B1 (de) 2004-10-20
JP4173283B2 (ja) 2008-10-29
EP1414266B1 (de) 2008-02-13
AU747693B2 (en) 2002-05-16
AR014430A1 (es) 2001-02-28
NO20003705L (no) 2000-09-20
YU36800A (sh) 2002-03-18
EP1414266A2 (de) 2004-04-28
NZ504133A (en) 2002-03-28
HUP0102858A3 (en) 2003-03-28
CN1287766A (zh) 2001-03-14
PL341377A1 (en) 2001-04-09
KR20010024874A (ko) 2001-03-26
TR200002108T2 (tr) 2000-11-21
AU2068199A (en) 1999-08-02
HUP0102858A2 (hu) 2001-12-28
BG104543A (bg) 2001-01-31
CA2318292A1 (en) 1999-07-22
CN1287766B (zh) 2010-06-23

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