DK0847666T3 - Panelformede højttalere - Google Patents

Panelformede højttalere

Info

Publication number
DK0847666T3
DK0847666T3 DK96929404T DK96929404T DK0847666T3 DK 0847666 T3 DK0847666 T3 DK 0847666T3 DK 96929404 T DK96929404 T DK 96929404T DK 96929404 T DK96929404 T DK 96929404T DK 0847666 T3 DK0847666 T3 DK 0847666T3
Authority
DK
Denmark
Prior art keywords
panel
radiator
shaped speakers
transducer
coupled
Prior art date
Application number
DK96929404T
Other languages
English (en)
Inventor
Henry Azima
Martin Colloms
Neil Harris
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 GBGB9517918.0A external-priority patent/GB9517918D0/en
Priority claimed from GBGB9522281.6A external-priority patent/GB9522281D0/en
Priority claimed from GBGB9606836.6A external-priority patent/GB9606836D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Application granted granted Critical
Publication of DK0847666T3 publication Critical patent/DK0847666T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/04—Circuits for transducers for correcting frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Holo Graphy (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DK96929404T 1995-09-02 1996-09-02 Panelformede højttalere DK0847666T3 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9517918.0A GB9517918D0 (en) 1995-09-02 1995-09-02 Acoustic device
GBGB9522281.6A GB9522281D0 (en) 1995-10-31 1995-10-31 Acoustic device
GBGB9606836.6A GB9606836D0 (en) 1996-03-30 1996-03-30 Acoustic device
PCT/GB1996/002163 WO1997009847A1 (en) 1995-09-02 1996-09-02 Panel-form loudspeakers

Publications (1)

Publication Number Publication Date
DK0847666T3 true DK0847666T3 (da) 1999-10-04

Family

ID=34865249

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96929404T DK0847666T3 (da) 1995-09-02 1996-09-02 Panelformede højttalere

Country Status (12)

Country Link
EP (1) EP0847666B1 (da)
JP (1) JPH11512258A (da)
CN (1) CN1195459A (da)
AT (1) ATE177281T1 (da)
AU (1) AU703065B2 (da)
CA (1) CA2230701A1 (da)
DE (1) DE69601647T2 (da)
DK (1) DK0847666T3 (da)
EA (1) EA000929B1 (da)
ES (1) ES2131409T3 (da)
RO (1) RO119047B1 (da)
WO (1) WO1997009847A1 (da)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2351868B (en) 1998-06-22 2001-08-29 Slab Technology Ltd Loudspeakers
GB9914507D0 (en) * 1999-06-23 1999-08-25 New Transducers Ltd Acoustic device
US7157649B2 (en) * 1999-12-23 2007-01-02 New Transducers Limited Contact sensitive device
GB0116310D0 (en) 2001-07-04 2001-08-29 New Transducers Ltd Contact sensitive device
US6871149B2 (en) 2002-12-06 2005-03-22 New Transducers Limited Contact sensitive device
US11431312B2 (en) 2004-08-10 2022-08-30 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
CN101253804B (zh) 2005-11-02 2012-11-28 日本电气株式会社 扬声器、图像元件保护屏、终端设备的壳体、以及终端设备
FR2895617A1 (fr) * 2005-12-26 2007-06-29 Jacques Gerald Foin Systeme d'appel detenus audio gere par micro automates sur reseau lon et matrice audio. exploitation en alternat audio par haut parleurs reversibles commutes par les micros automates
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
US10848867B2 (en) 2006-02-07 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
FR2943880A1 (fr) * 2009-03-30 2010-10-01 Activacoustic Panneau acoustique destine a recevoir, emettre ou absorber des sons.
US9906858B2 (en) 2013-10-22 2018-02-27 Bongiovi Acoustics Llc System and method for digital signal processing
US10820883B2 (en) 2014-04-16 2020-11-03 Bongiovi Acoustics Llc Noise reduction assembly for auscultation of a body
US11211043B2 (en) 2018-04-11 2021-12-28 Bongiovi Acoustics Llc Audio enhanced hearing protection system
EP4035416B1 (en) * 2020-01-17 2024-10-16 Shenzhen Shokz Co., Ltd. Microphone and electronic device having the same
WO2021221631A1 (en) * 2020-04-29 2021-11-04 Hewlett-Packard Development Company, L.P. Modification of audio signals based on ambient noise collected by speakers
FR3128903B1 (fr) * 2021-11-10 2024-04-26 Saint Gobain Vitrage de véhicule adapté pour une émission et/ou une réception acoustique

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2241942B1 (da) * 1973-08-24 1976-05-07 Tretiakoff Oleg
JPS5748153Y2 (da) * 1977-11-26 1982-10-22
DE2819615A1 (de) * 1978-05-05 1979-11-08 Messerschmitt Boelkow Blohm Verfahren zur erzielung gleichmaessiger schallverteilungseigenschaften
EP0188609A1 (en) * 1984-08-03 1986-07-30 Motorola, Inc. Piezoelectric loudspeaker having a feedback transducer
DE3429147C2 (de) * 1984-08-08 1987-04-02 Friedrich 6650 Homburg Müller Anordnung zur akustischen Gegenkopplung von Lautsprechern
US4654546A (en) * 1984-11-20 1987-03-31 Kari Kirjavainen Electromechanical film and procedure for manufacturing same
US4751419A (en) * 1986-12-10 1988-06-14 Nitto Incorporated Piezoelectric oscillation assembly including several individual piezoelectric oscillation devices having a common oscillation plate member
ATE117155T1 (de) * 1990-08-04 1995-01-15 Secr Defence Brit Paneelförmiger lautsprecher.

Also Published As

Publication number Publication date
ES2131409T3 (es) 1999-07-16
DE69601647D1 (de) 1999-04-08
WO1997009847A1 (en) 1997-03-13
CA2230701A1 (en) 1997-03-13
RO119047B1 (ro) 2004-02-27
CN1195459A (zh) 1998-10-07
ATE177281T1 (de) 1999-03-15
EA000929B1 (ru) 2000-06-26
EA199800257A1 (ru) 1998-10-29
EP0847666A1 (en) 1998-06-17
AU6881996A (en) 1997-03-27
JPH11512258A (ja) 1999-10-19
EP0847666B1 (en) 1999-03-03
AU703065B2 (en) 1999-03-11
DE69601647T2 (de) 1999-09-16
HK1008650A1 (en) 1999-05-14

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