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NO20006558L - Höyttaler - Google Patents

Höyttaler

Info

Publication number
NO20006558L
NO20006558L NO20006558A NO20006558A NO20006558L NO 20006558 L NO20006558 L NO 20006558L NO 20006558 A NO20006558 A NO 20006558A NO 20006558 A NO20006558 A NO 20006558A NO 20006558 L NO20006558 L NO 20006558L
Authority
NO
Norway
Prior art keywords
diaphragms
diaphragm
magnet
frame
voice coil
Prior art date
Application number
NO20006558A
Other languages
English (en)
Other versions
NO20006558D0 (no
Inventor
Christopher Colin Lock
John Frederick Corey
Graeme Oliver Jones
Kelly Charles Waterman
Original Assignee
Slab Technology 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 NZ330777A external-priority patent/NZ330777A/en
Application filed by Slab Technology Ltd filed Critical Slab Technology Ltd
Publication of NO20006558D0 publication Critical patent/NO20006558D0/no
Publication of NO20006558L publication Critical patent/NO20006558L/no

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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/029—Diaphragms comprising fibres
    • 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
    • H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Liquid Crystal (AREA)
  • Surgical Instruments (AREA)
NO20006558A 1998-06-22 2000-12-21 Höyttaler NO20006558L (no)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NZ330777A NZ330777A (en) 1998-06-22 1998-06-22 Loudspeaker with a planar diaphragm having a bending strength along one axis which is greater that along a second axis perpendicular to the first axis
NZ33232898 1998-10-13
NZ33383399 1999-01-21
PCT/NZ1999/000088 WO1999067974A1 (en) 1998-06-22 1999-06-18 Loudspeakers

Publications (2)

Publication Number Publication Date
NO20006558D0 NO20006558D0 (no) 2000-12-21
NO20006558L true NO20006558L (no) 2000-12-21

Family

ID=27353857

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20006558A NO20006558L (no) 1998-06-22 2000-12-21 Höyttaler

Country Status (19)

Country Link
US (1) US6411723B1 (no)
EP (1) EP1120007B1 (no)
AT (1) ATE303051T1 (no)
AU (1) AU756783B2 (no)
CA (1) CA2336072A1 (no)
CZ (1) CZ20004748A3 (no)
DE (1) DE29923450U1 (no)
DK (1) DK1120007T3 (no)
ES (1) ES2251198T3 (no)
FI (1) FI20002715A7 (no)
GB (1) GB2351868B (no)
HU (1) HUP0102904A3 (no)
ID (1) ID27400A (no)
IL (1) IL140304A0 (no)
NO (1) NO20006558L (no)
PL (1) PL191378B1 (no)
RO (1) RO121307B1 (no)
TR (1) TR200003739T2 (no)
WO (1) WO1999067974A1 (no)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19939409C2 (de) * 1999-08-20 2002-03-21 L & B Lautsprecher Und Beschal Schallwandler für Wand- und Deckeneinbau
US6590993B2 (en) * 1999-09-06 2003-07-08 Koninklijke Philips Electronics N.V. Panel-shaped loudspeaker
DE19944802C2 (de) * 1999-09-20 2003-08-28 Harman Audio Electronic Sys Tür
GB9928456D0 (en) * 1999-12-02 2000-01-26 New Transducers Ltd Loudspeakers
JP3720242B2 (ja) * 2000-01-17 2005-11-24 桂子 武藤 プレーナ型ラウドスピーカー
US20010031052A1 (en) * 2000-03-07 2001-10-18 Lock Christopher Colin Noise suppression loudspeaker
TW498698B (en) * 2000-05-08 2002-08-11 Koninkl Philips Electronics Nv Loudspeaker having an acoustic panel and an electrical driver
US8103024B2 (en) * 2000-09-20 2012-01-24 Harman Becker Automotive Systems Gmbh Door with structural components configured to radiate acoustic energy
US20030133581A1 (en) * 2002-01-07 2003-07-17 Klayman Arnold I. User configurable multi-component speaker panel
US7123737B2 (en) * 2002-02-13 2006-10-17 Plantronics, Inc. Ear clasp headset
JP3984108B2 (ja) * 2002-06-07 2007-10-03 富士通テン株式会社 スピーカ
US6870941B2 (en) * 2002-07-15 2005-03-22 Glenn A. Marnie Dipole radiating dynamic speaker
GB0221503D0 (en) * 2002-09-17 2002-10-23 1 Ltd Loudspeaker
US6929091B2 (en) * 2002-10-28 2005-08-16 Sound Advance Systems, Inc. Planar diaphragm loudspeaker and related methods
JP2004260346A (ja) * 2003-02-24 2004-09-16 Alps Electric Co Ltd 電気音響変換装置
US6980931B1 (en) * 2003-04-03 2005-12-27 Reitano Carmen T System and method for controlling computer processes by means of biometric data
US7508953B2 (en) * 2003-12-30 2009-03-24 Audio Products International Corp. Loudspeaker and components for use in construction thereof
EP1558057A1 (en) * 2004-01-23 2005-07-27 DE ROOIJ, Jacobus, Maria Loudspeaker with specific plastic element for sound emission
US7510047B2 (en) * 2004-03-05 2009-03-31 Keiko Muto Speaker edge and resonator panel assembly
US20050194203A1 (en) * 2004-03-05 2005-09-08 Keiko Muto Planar speaker edge
DE102004048990A1 (de) * 2004-10-04 2006-04-06 Volkswagen Ag Lautsprecheranordnung in einem Kraftfahrzeug
US7607512B2 (en) * 2005-08-23 2009-10-27 Ronald Paul Harwood Speaker assembly for a structural pole and a method for mounting same
US20070064964A1 (en) * 2005-09-16 2007-03-22 Cheung Kwun-Wing W Flat panel speaker assembly
KR100745664B1 (ko) 2006-02-01 2007-08-02 크레신 주식회사 스피커
EP2458893B1 (en) * 2010-11-26 2015-11-25 Knowles Ipc (M) Sdn Bhd Loudspeaker
DE202011050962U1 (de) * 2011-08-11 2012-11-15 Halemeier Gmbh & Co. Kg Anordnung zur Wiedergabe von Audiosignalen
DE102011084168B4 (de) 2011-10-07 2020-07-09 Röchling Automotive AG & Co. KG Biegewellenlautsprecher, Kraftfahrzeug mit Biegewellenlautsprecher, und Verwendung eines Biegewellenlautsprechers
DE102012108258A1 (de) * 2012-09-05 2014-03-06 Pursonic Gmbh Verfahren zur Herstellung eines Flächenlautsprechers
CN106797515A (zh) 2014-10-15 2017-05-31 松下知识产权经营株式会社 扬声器以及搭载有扬声器的移动体装置
DE202015101129U1 (de) * 2015-03-06 2016-06-08 LEGIS GbR (vertretungsberechtigter Gesellschafter: Thomas C.O. Schmidt, 10707 Berlin) Flachmembran mit harzgfüllten Löchern, Planarlautsprecher mit Flachmembran und Akustikeinheit mit einem derartigen Planarlautsprecher
US9877112B2 (en) * 2016-03-29 2018-01-23 Dell Products L.P. Piezoelectric force actuator audio system
DE102019109618B3 (de) * 2019-04-11 2020-08-13 Konrad Gießibl Holzklangplatte

Family Cites Families (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1768473A (en) 1930-06-24 Sound-propagating diaphragm
US1273549A (en) 1916-10-25 1918-07-23 Thomas Sloper Hydroaeroplane.
US6181799B1 (en) 1995-09-02 2001-01-30 New Transducers Limited Greetings or the like card
US1500331A (en) 1922-07-20 1924-07-08 Robert H Marriott Telephonic receiver
GB290710A (en) 1927-02-12 1928-05-14 Joseph Harrison Thomson Robert Improvements in or relating to diaphragms for loudspeakers and like sound-reproducing devices
GB320654A (en) 1928-04-21 1929-10-21 George Rex Searle Improvements in loud speakers for wireless apparatus or the like
US1778084A (en) 1928-09-26 1930-10-14 James V Nevin Screen loud-speaker
GB323539A (en) 1928-10-04 1930-01-06 George Rex Searle Improvements in or relating to diaphragms for loud-speakers and like instruments
US2063945A (en) 1933-08-02 1936-12-15 Pierce George Washington Diaphragm and method
USRE24141E (en) 1952-10-25 1956-04-10 Method of making the same
US2815823A (en) 1953-03-02 1957-12-10 Rca Corp Loudspeaker structure
US2863520A (en) 1955-03-11 1958-12-09 Gen Dynamics Corp Loudspeaker cone rim treatment
US2956538A (en) 1957-12-10 1960-10-18 Gen Ultrasonics Company Diaphragm vibration control
US3111187A (en) 1959-11-23 1963-11-19 H J Leak & Company Ltd Diaphragm for electro acoustic transducer
US3247925A (en) 1962-03-08 1966-04-26 Lord Corp Loudspeaker
DE1132593B (de) 1965-04-05 1962-07-05 Bolt Beranek & Newman Akustisch wirksame Platte, insbesondere zur Ankopplung an einen elektroakustischen Wandler
US3603427A (en) 1968-11-19 1971-09-07 Nippon Musical Instruments Mfg Loudspeaker
US3578921A (en) * 1970-01-26 1971-05-18 Sonotone Corp Miniature multiple-diaphragm acoustic mechanoelectric transducer device
FR2137567B1 (no) 1971-05-07 1977-08-26 Rank Organisation Ltd
AR192576A1 (es) 1971-06-16 1973-02-28 Bertagni J Un diafragma para altoparlantes planos para acentuar las bajas frecuencias y cambiar el timbre y el color de sonido
US3848090A (en) 1971-11-18 1974-11-12 J Walker Wall hanging speaker system
US4013846A (en) 1975-08-28 1977-03-22 Minnesota Mining And Manufacturing Company Piston loudspeaker
GB1563511A (en) 1976-03-19 1980-03-26 Harwood H Diaphragms for electroacoustic transducers
JPS5748153Y2 (no) * 1977-11-26 1982-10-22
JPS603277B2 (ja) 1978-06-15 1985-01-26 ソニー株式会社 スピーカ装置
JPS5525285A (en) 1978-08-14 1980-02-22 Sony Corp Speaker
JPS5541066A (en) 1978-09-19 1980-03-22 Sony Corp Diaphragm for electroacoustic converter
JPS5568795A (en) 1978-11-20 1980-05-23 Sony Corp Speaker
US4225757A (en) 1978-12-18 1980-09-30 Babbco, Ltd. Broad band dynamic loudspeaker
JPS55161496A (en) * 1979-05-31 1980-12-16 Matsushita Electric Ind Co Ltd Diaphragm for speaker and its production
US4352961A (en) 1979-06-15 1982-10-05 Hitachi, Ltd. Transparent flat panel piezoelectric speaker
US4323737A (en) 1979-06-30 1982-04-06 Pioneer Electronic Corporation Driver unit for planar diaphragm type loudspeaker
NL7908896A (nl) * 1979-12-11 1981-07-01 Philips Nv Een mechanisch filter voor een elektrodynamische omzetter.
GB2082021B (en) 1980-07-08 1984-05-23 Matsushita Electric Industrial Co Ltd Electrodynamic loudspeaker
US4385210A (en) 1980-09-19 1983-05-24 Electro-Magnetic Corporation Electro-acoustic planar transducer
DE3172790D1 (en) * 1980-12-19 1985-12-05 Nissan Motor Speaker for automotive vehicle audio system
NL8200690A (nl) * 1982-02-22 1983-09-16 Philips Nv Luidsprekermembraan bevattende een laag van polymethacrylimideschuim.
JPS58200694A (ja) 1982-05-18 1983-11-22 Matsushita Electric Ind Co Ltd スピ−カ用振動板
JPS59139799A (ja) 1983-01-31 1984-08-10 Sony Corp 平板型スピ−カ
US4550228A (en) * 1983-02-22 1985-10-29 Apogee Acoustics, Inc. Ribbon speaker system
JPS60192497A (ja) 1984-03-14 1985-09-30 Mitsubishi Electric Corp スピ−カ−
JPS6121699A (ja) * 1984-07-10 1986-01-30 Pioneer Electronic Corp 体感音響振動装置
JPS6175696U (no) 1984-10-23 1986-05-21
JPS61113399A (ja) 1984-11-08 1986-05-31 Matsushita Electric Ind Co Ltd 平板スピ−カ
JPS62207100A (ja) 1986-03-07 1987-09-11 Matsushita Electric Ind Co Ltd 平板スピ−カ
JPS62269500A (ja) 1986-05-16 1987-11-21 Matsushita Electric Ind Co Ltd 平面スピ−カユニツト
JP2558667B2 (ja) 1986-12-19 1996-11-27 松下電器産業株式会社 矩形平面スピ−カ
US4899390A (en) * 1986-09-19 1990-02-06 Matsushita Electric Industrial Co., Ltd. Thin speaker having an enclosure within an open portion and a closed portion
JPS63254896A (ja) 1987-04-10 1988-10-21 Matsushita Electric Ind Co Ltd 平板スピ−カ
CA1284837C (en) * 1987-06-18 1991-06-11 Highwood Audio Inc. Audio transducer
JPS6427399A (en) 1987-07-23 1989-01-30 Matsushita Electric Industrial Co Ltd Rectangular flat speaker
US5025474A (en) 1987-09-29 1991-06-18 Matsushita Electric Industrial Co., Ltd. Speaker system with image projection screen
JPH01229600A (ja) 1988-03-09 1989-09-13 Sumitomo Rubber Ind Ltd スピーカー振動板
JPH02170795A (ja) * 1988-12-23 1990-07-02 Foster Electric Co Ltd パネル型スピーカ
US4997058A (en) 1989-10-02 1991-03-05 Bertagni Jose J Sound transducer
GB2246684A (en) 1990-08-04 1992-02-05 Secr Defence Panel form loudspeaker
DE69106712T2 (de) 1990-08-04 1995-06-08 Secr Defence Brit Paneelförmiger lautsprecher.
JPH04115698A (ja) 1990-08-31 1992-04-16 Matsushita Electric Ind Co Ltd 平板スピーカ
US5343443A (en) * 1990-10-15 1994-08-30 Rowe, Deines Instruments, Inc. Broadband acoustic transducer
JPH04150700A (ja) 1990-10-15 1992-05-25 Murata Mfg Co Ltd パネルスピーカ
US5231672A (en) * 1991-07-10 1993-07-27 Tsao Ye Ming Plane-surfaced waved out-diffusion triangular beam-typed resonant board
US5425107A (en) * 1992-04-09 1995-06-13 Bertagni Electronic Sound Transducers, International Corporation Planar-type loudspeaker with dual density diaphragm
GB9317345D0 (en) 1993-08-20 1993-10-06 Centralforce Ltd Loudspeaker
KR970002298Y1 (ko) * 1994-04-29 1997-03-21 김경우 다중콘 스피커
US5701359A (en) * 1995-04-06 1997-12-23 Precision Power Flat-panel speaker
PL325246A1 (en) 1995-09-02 1998-07-06 New Transducers Ltd Inertial vibration transducer
PL182495B1 (pl) 1995-09-02 2002-01-31 New Transducers Ltd Przenośny odtwarzacz płyt kompaktowych
BR9610374A (pt) 1995-09-02 1999-12-21 New Transducers Ltd Meios de exibição visual com incorporação de alto-falantes
US6215881B1 (en) 1995-09-02 2001-04-10 New Transducers Limited Ceiling tile loudspeaker
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
ATE177574T1 (de) * 1995-09-02 1999-03-15 New Transducers Ltd Lautsprecher mit plattenförmigen abstrahlelementen
DK0847663T3 (da) 1995-09-02 1999-09-27 New Transducers Ltd Befordringsmiddel med højttalere, som omfatter akustiske udstrålingselementer af panel-form
US6198831B1 (en) 1995-09-02 2001-03-06 New Transducers Limited Panel-form loudspeakers
EP0847668B1 (en) 1995-09-02 1999-04-14 New Transducers Limited Loudspeakers with panel-form acoustic radiating elements
ES2132953T3 (es) 1995-09-02 1999-08-16 New Transducers Ltd Altavoces con forma de panel.
ATE177281T1 (de) 1995-09-02 1999-03-15 New Transducers Ltd Paneelförmige lautsprecher
US6188775B1 (en) 1995-09-02 2001-02-13 New Transducers Limited Panel-form loudspeakers
WO1997009858A1 (en) 1995-09-02 1997-03-13 New Transducers Limited Vibration transducers
PL182243B1 (pl) 1995-09-02 2001-11-30 New Transducers Ltd Urzadzenie prezentacji wizualnej PL
ES2132955T3 (es) 1995-09-02 1999-08-16 New Transducers Ltd Transductores de vibraciones inerciales.
WO1997009841A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Greetings or the like card
EP0847674B1 (en) 1995-09-02 1999-04-28 New Transducers Limited Musical instruments incorporating loudspeakers
US6192136B1 (en) 1995-09-02 2001-02-20 New Transducers Limited Inertial vibration transducers
DE69601729T2 (de) 1995-09-02 1999-09-16 New Transducers Ltd., Huntingdon Lautsprecher enthaltende anzeigeschirme
AU703296B2 (en) 1995-09-02 1999-03-25 New Transducers Limited Loudspeakers comprising panel-form acoustic radiating elements
EA000640B1 (ru) 1995-09-02 1999-12-29 Нью Трэнсдьюсерз Лимитед Панелевидный микрофон
US6201878B1 (en) 1995-09-02 2001-03-13 New Transducers Limited Portable compact disc player
US6144746A (en) 1996-02-09 2000-11-07 New Transducers Limited Loudspeakers comprising panel-form acoustic radiating elements
US6031926A (en) 1996-09-02 2000-02-29 New Transducers Limited Panel-form loudspeakers
US6169809B1 (en) 1996-09-02 2001-01-02 New Transducers Limited Visual display means incorporating loudspeakers
GB9701983D0 (en) 1997-01-31 1997-03-19 New Transducers Ltd Electro-dynamic exciter
GB9705979D0 (en) 1997-03-22 1997-05-07 New Transducers Ltd Passenger vehicles
GB9704486D0 (en) * 1997-03-04 1997-04-23 New Transducers Ltd Acoustic devices etc
NO302872B1 (no) * 1996-09-06 1998-05-04 Norsk Hydro As Lastholder for montering på et kjöretöy
GB9621523D0 (en) 1996-10-16 1996-12-04 Noise Cancellation Tech A flat panel loudspeaker arrangement and hands free telephone system using the same
AU4955697A (en) 1996-12-20 1998-07-17 Noise Cancellation Technologies, Inc. Electroacoustic transducers comprising vibrating panels
UA41484C2 (uk) 1997-01-09 2001-09-17 Нью Транзд'Юсез Лімітед Гучномовець
JP3929541B2 (ja) 1997-02-27 2007-06-13 株式会社オーセンティック パネル型スピーカの取付け構造
GB9709438D0 (en) * 1997-05-10 1997-07-02 New Transducers Ltd Loudspeaker transducer
GB9709959D0 (en) 1997-05-15 1997-07-09 New Transducers Ltd Panel-form loudspeakers
GB9716412D0 (en) 1997-08-05 1997-10-08 New Transducers Ltd Sound radiating devices/systems
CA2297041A1 (en) 1997-09-04 1999-03-11 Graham Bank Loudspeakers
JPH11205881A (ja) 1998-01-14 1999-07-30 Nec Home Electron Ltd スピーカ装置
CA2318292A1 (en) 1998-01-20 1999-07-22 New Transducers Limited Active acoustic devices comprising panel members
JP3873425B2 (ja) 1998-02-09 2007-01-24 ソニー株式会社 パネル型スピーカ装置
JP4192287B2 (ja) 1998-02-10 2008-12-10 ソニー株式会社 パネル型スピーカ装置
JP3949273B2 (ja) 1998-05-14 2007-07-25 株式会社オーセンティック パネル型スピーカ
USD415764S (en) 1998-06-05 1999-10-26 New Transducers Limited Loudspeaker
USD416907S (en) 1998-06-05 1999-11-23 New Transducers Limited Loudspeaker
USD420005S (en) 1998-06-05 2000-02-01 New Transducers Limited Loudspeaker
JP2000295692A (ja) 1999-04-01 2000-10-20 Nippon Columbia Co Ltd 平板スピーカ

Also Published As

Publication number Publication date
GB2351868A (en) 2001-01-10
AU4536399A (en) 2000-01-10
DK1120007T3 (da) 2005-12-12
ES2251198T3 (es) 2006-04-16
GB2351868B (en) 2001-08-29
PL345200A1 (en) 2001-12-03
CZ20004748A3 (cs) 2001-12-12
WO1999067974A1 (en) 1999-12-29
NO20006558D0 (no) 2000-12-21
HK1032316A1 (en) 2001-07-13
RO121307B1 (ro) 2007-02-28
AU756783B2 (en) 2003-01-23
GB2351868A8 (en) 2001-05-30
US6411723B1 (en) 2002-06-25
FI20002715L (fi) 2000-12-11
FI20002715A7 (fi) 2001-02-22
EP1120007A1 (en) 2001-08-01
GB0024852D0 (en) 2000-11-22
IL140304A0 (en) 2002-02-10
HUP0102904A2 (hu) 2001-12-28
DE29923450U1 (de) 2000-09-28
ATE303051T1 (de) 2005-09-15
EP1120007A4 (en) 2002-01-23
TR200003739T2 (tr) 2001-06-21
PL191378B1 (pl) 2006-05-31
ID27400A (id) 2001-04-05
WO1999067974A8 (en) 2001-05-03
HUP0102904A3 (en) 2002-12-28
EP1120007B1 (en) 2005-08-24
CA2336072A1 (en) 1999-12-29

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