EA199800257A1 - SPEAKER, PERFORMED IN THE FORM OF PANEL - Google Patents
SPEAKER, PERFORMED IN THE FORM OF PANELInfo
- Publication number
- EA199800257A1 EA199800257A1 EA199800257A EA199800257A EA199800257A1 EA 199800257 A1 EA199800257 A1 EA 199800257A1 EA 199800257 A EA199800257 A EA 199800257A EA 199800257 A EA199800257 A EA 199800257A EA 199800257 A1 EA199800257 A1 EA 199800257A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- radiator
- panel
- speaker
- transducer
- coupled
- Prior art date
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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- 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
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)
- Holo Graphy (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
A panel-form loudspeaker having a distributed mode acoustic radiator (2) and a transducer (9) coupled to vibrate the radiator to cause it to resonate, characterised by a second transducer (63) coupled to the radiator to produce a signal in response to resonance of the radiator due to incident acoustic energy.
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 (2)
Publication Number | Publication Date |
---|---|
EA199800257A1 true EA199800257A1 (en) | 1998-10-29 |
EA000929B1 EA000929B1 (en) | 2000-06-26 |
Family
ID=34865249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA199800257A EA000929B1 (en) | 1995-09-02 | 1996-09-02 | Pannel-form loudspeakers |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0847666B1 (en) |
JP (1) | JPH11512258A (en) |
CN (1) | CN1195459A (en) |
AT (1) | ATE177281T1 (en) |
AU (1) | AU703065B2 (en) |
CA (1) | CA2230701A1 (en) |
DE (1) | DE69601647T2 (en) |
DK (1) | DK0847666T3 (en) |
EA (1) | EA000929B1 (en) |
ES (1) | ES2131409T3 (en) |
HK (1) | HK1008650A1 (en) |
RO (1) | RO119047B1 (en) |
WO (1) | WO1997009847A1 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29923450U1 (en) | 1998-06-22 | 2000-09-28 | Slab Technology Ltd Albany | speaker |
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 |
JP4924839B2 (en) * | 2005-11-02 | 2012-04-25 | 日本電気株式会社 | Speaker, image element protection screen, terminal device casing, and terminal device |
FR2895617A1 (en) * | 2005-12-26 | 2007-06-29 | Jacques Gerald Foin | Audio communication system for use in prison, has loud speakers utilized in two directions as loudspeaker or microphone using diaphragm of loud speaker, and local outed network managing audio decentralized on bus cabling system |
US10848867B2 (en) | 2006-02-07 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
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 |
FR2943880A1 (en) * | 2009-03-30 | 2010-10-01 | Activacoustic | ACOUSTIC PANEL FOR RECEIVING, TRANSMITTING OR ABSORBING SOUNDS. |
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 |
US20230121400A1 (en) * | 2020-04-29 | 2023-04-20 | Hewlett-Packard Development Company, L.P. | Modification of audio signals based on ambient noise collected by speakers |
FR3128903B1 (en) * | 2021-11-10 | 2024-04-26 | Saint Gobain | Vehicle glazing adapted for acoustic emission and/or reception |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2241942B1 (en) * | 1973-08-24 | 1976-05-07 | Tretiakoff Oleg | |
JPS5748153Y2 (en) * | 1977-11-26 | 1982-10-22 | ||
DE2819615A1 (en) * | 1978-05-05 | 1979-11-08 | Messerschmitt Boelkow Blohm | METHOD FOR ACHIEVING EVEN SOUND DISTRIBUTION PROPERTIES |
WO1986001362A1 (en) * | 1984-08-03 | 1986-02-27 | Motorola, Inc. | Piezoelectric loudspeaker having a feedback transducer |
DE3429147A1 (en) * | 1984-08-08 | 1986-02-20 | Friedrich 6650 Homburg Müller | ARRANGEMENT FOR ACOUSTIC COUPLING OF SPEAKERS |
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 |
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 |
-
1996
- 1996-09-02 WO PCT/GB1996/002163 patent/WO1997009847A1/en not_active Application Discontinuation
- 1996-09-02 RO RO98-00646A patent/RO119047B1/en unknown
- 1996-09-02 EA EA199800257A patent/EA000929B1/en not_active IP Right Cessation
- 1996-09-02 DK DK96929404T patent/DK0847666T3/en active
- 1996-09-02 CN CN96196711.0A patent/CN1195459A/en active Pending
- 1996-09-02 JP JP9510964A patent/JPH11512258A/en active Pending
- 1996-09-02 EP EP96929404A patent/EP0847666B1/en not_active Expired - Lifetime
- 1996-09-02 DE DE69601647T patent/DE69601647T2/en not_active Expired - Fee Related
- 1996-09-02 ES ES96929404T patent/ES2131409T3/en not_active Expired - Lifetime
- 1996-09-02 AU AU68819/96A patent/AU703065B2/en not_active Ceased
- 1996-09-02 AT AT96929404T patent/ATE177281T1/en not_active IP Right Cessation
- 1996-09-02 CA CA002230701A patent/CA2230701A1/en not_active Abandoned
-
1998
- 1998-07-28 HK HK98109455A patent/HK1008650A1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EA000929B1 (en) | 2000-06-26 |
ATE177281T1 (en) | 1999-03-15 |
EP0847666B1 (en) | 1999-03-03 |
AU703065B2 (en) | 1999-03-11 |
DE69601647D1 (en) | 1999-04-08 |
DK0847666T3 (en) | 1999-10-04 |
HK1008650A1 (en) | 1999-05-14 |
RO119047B1 (en) | 2004-02-27 |
AU6881996A (en) | 1997-03-27 |
CN1195459A (en) | 1998-10-07 |
WO1997009847A1 (en) | 1997-03-13 |
EP0847666A1 (en) | 1998-06-17 |
CA2230701A1 (en) | 1997-03-13 |
JPH11512258A (en) | 1999-10-19 |
DE69601647T2 (en) | 1999-09-16 |
ES2131409T3 (en) | 1999-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG MD TJ TM RU |