ATE146328T1 - Vorrichtung zur verbesserung der basswiedergabe bei lautsprechersystemen mit geschlossenen gehäusen - Google Patents
Vorrichtung zur verbesserung der basswiedergabe bei lautsprechersystemen mit geschlossenen gehäusenInfo
- Publication number
- ATE146328T1 ATE146328T1 AT91905477T AT91905477T ATE146328T1 AT E146328 T1 ATE146328 T1 AT E146328T1 AT 91905477 T AT91905477 T AT 91905477T AT 91905477 T AT91905477 T AT 91905477T AT E146328 T1 ATE146328 T1 AT E146328T1
- Authority
- AT
- Austria
- Prior art keywords
- pct
- date
- sec
- housing
- loudspeaker
- Prior art date
Links
- QVZZPLDJERFENQ-NKTUOASPSA-N bassianolide Chemical compound CC(C)C[C@@H]1N(C)C(=O)[C@@H](C(C)C)OC(=O)[C@H](CC(C)C)N(C)C(=O)[C@@H](C(C)C)OC(=O)[C@H](CC(C)C)N(C)C(=O)[C@@H](C(C)C)OC(=O)[C@H](CC(C)C)N(C)C(=O)[C@@H](C(C)C)OC1=O QVZZPLDJERFENQ-NKTUOASPSA-N 0.000 title 1
- 230000007423 decrease Effects 0.000 abstract 1
- 230000005520 electrodynamics Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
- H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only using transducers reproducing the same frequency band
-
- 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
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
- H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH118790A CH680966A5 (en) | 1990-04-09 | 1990-04-09 | Bass response improving device for closed housing loudspeaker |
CH1991A CH681843A5 (en) | 1991-01-07 | 1991-01-07 | Bass response improving device for closed housing loudspeaker |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE146328T1 true ATE146328T1 (de) | 1996-12-15 |
Family
ID=25683270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91905477T ATE146328T1 (de) | 1990-04-09 | 1991-03-15 | Vorrichtung zur verbesserung der basswiedergabe bei lautsprechersystemen mit geschlossenen gehäusen |
Country Status (6)
Country | Link |
---|---|
US (1) | US5461676A (de) |
EP (1) | EP0476082B1 (de) |
AT (1) | ATE146328T1 (de) |
CA (1) | CA2060661C (de) |
DE (1) | DE59108406D1 (de) |
WO (1) | WO1991015933A1 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH684043A5 (de) * | 1991-10-05 | 1994-06-30 | Maximilian Hobelsberger | Vorrichtung zur Verbesserung der Basswiedergabe bei Lautsprechersystemen mit geschlossenen Gehäusen. |
GB2264208B (en) * | 1992-02-15 | 1996-05-22 | Maximilian Hans Hobelsberger | A loudspeaker system |
CH685657A5 (de) * | 1992-03-24 | 1995-08-31 | Maximilian Hobelsberger | Vorrichtung zur aktiven Simulation einer akustischen Impedanz. |
US5812686A (en) * | 1992-03-24 | 1998-09-22 | Hobelsberger; Maximilian Hans | Device for active simultation of an acoustical impedance |
GB9313285D0 (en) * | 1993-06-28 | 1993-08-11 | Zeneca Ltd | Acid derivatives |
GB2297880B (en) * | 1995-01-26 | 1999-04-07 | John Ronald Watkinson | Loudspeaker |
US5647012A (en) * | 1996-06-10 | 1997-07-08 | Han; Sang Wu | Tri-chamber speaker box |
US6353670B1 (en) * | 1996-07-02 | 2002-03-05 | Donald R. Gasner | Actively control sound transducer |
US6408078B1 (en) * | 1997-10-30 | 2002-06-18 | Maximilian Hobelsberger | Active reactive acoustical elements |
US6088459A (en) * | 1997-10-30 | 2000-07-11 | Hobelsberger; Maximilian Hans | Loudspeaker system with simulated baffle for improved base reproduction |
US6584204B1 (en) * | 1997-12-11 | 2003-06-24 | The Regents Of The University Of California | Loudspeaker system with feedback control for improved bandwidth and distortion reduction |
US7113607B1 (en) * | 1998-09-03 | 2006-09-26 | Mullins Joe H | Low frequency feedback controlled audio system |
CA2440926C (en) * | 2002-09-20 | 2012-10-30 | Isao Kakuhari | Noise control apparatus |
US7068806B2 (en) * | 2003-01-14 | 2006-06-27 | Walsh Casey P | Condensed speaker system |
JP4141853B2 (ja) * | 2003-01-30 | 2008-08-27 | 三菱電機株式会社 | スピーカ |
ITMI20041972A1 (it) * | 2004-10-18 | 2005-01-18 | Daniele Ramenzoni | Dispositivo elettroacustico, con risonatore a cavita', che fornisce caratteristiche tridimensionali estreme per controllare, concentrare e diffondere infrasuoni, suoni e ultrasuoni. |
US20080031472A1 (en) * | 2006-08-04 | 2008-02-07 | Freeman Eric J | Electroacoustical transducing |
US8428278B2 (en) * | 2006-08-10 | 2013-04-23 | Claudio Lastrucci | Improvements to systems for acoustic diffusion |
KR100956552B1 (ko) * | 2008-02-27 | 2010-05-07 | 박승민 | 비주얼 스피커의 oled 및 콘페이퍼 유동 제어장치 |
WO2010127276A1 (en) * | 2009-05-01 | 2010-11-04 | Bose Corporation | Multi-element electroacoustical transducing |
DE102011084567C5 (de) * | 2011-10-14 | 2019-08-14 | Eberspächer Exhaust Technology GmbH & Co. KG | Aktiver Schalldämpfer |
US9351068B2 (en) * | 2013-06-14 | 2016-05-24 | Blackberry Limited | Obstructed port audio signal alteration |
US9432756B2 (en) | 2014-01-03 | 2016-08-30 | Blackberry Limited | Feedback enclosure and feedback system for a transducer of an electronic device |
JP5781194B2 (ja) * | 2014-05-15 | 2015-09-16 | 株式会社オーディオテクニカ | マイクロホン |
US9681228B2 (en) | 2014-09-30 | 2017-06-13 | Apple Inc. | Capacitive position sensing for transducers |
US20210105556A1 (en) * | 2019-10-08 | 2021-04-08 | Soniphi Llc | Systems & Methods For Expanding Sensation Using Isobaric Chambers |
US11172288B1 (en) * | 2020-07-14 | 2021-11-09 | Acoustic Metamaterials LLC | Methods and systems for modifying acoustics of a loudspeaker back enclosure using active noise control |
US11721314B2 (en) * | 2020-07-14 | 2023-08-08 | Acoustic Metamaterials LLC | Methods and systems for modifying acoustics of a loudspeaker back enclosure using active noise control |
JP6898538B1 (ja) * | 2021-03-09 | 2021-07-07 | 足立 静雄 | スピーカーシステム |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3867996A (en) * | 1973-11-21 | 1975-02-25 | Modular Sound Systems Inc | Speaker enclosure |
GB1500711A (en) * | 1974-01-26 | 1978-02-08 | Tiefenbrun I | Loudspeaker systems |
DE2637414C3 (de) * | 1976-08-19 | 1979-06-13 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | AmplitudenmeBvorrichtung für die Servo-Regelung eines Lautsprechers |
FR2405608A1 (fr) * | 1977-10-04 | 1979-05-04 | Milot Gilles | Perfectionnements aux enceintes acoustiques |
GB2122051A (en) * | 1982-06-01 | 1984-01-04 | Goodmans Loudspeakers Limited | Loudspeaker systems |
-
1991
- 1991-03-15 EP EP91905477A patent/EP0476082B1/de not_active Expired - Lifetime
- 1991-03-15 CA CA002060661A patent/CA2060661C/en not_active Expired - Fee Related
- 1991-03-15 US US07/776,426 patent/US5461676A/en not_active Expired - Fee Related
- 1991-03-15 WO PCT/CH1991/000060 patent/WO1991015933A1/de active IP Right Grant
- 1991-03-15 AT AT91905477T patent/ATE146328T1/de not_active IP Right Cessation
- 1991-03-15 DE DE59108406T patent/DE59108406D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2060661C (en) | 1997-11-25 |
CA2060661A1 (en) | 1991-10-10 |
US5461676A (en) | 1995-10-24 |
WO1991015933A1 (de) | 1991-10-17 |
EP0476082A1 (de) | 1992-03-25 |
DE59108406D1 (de) | 1997-01-23 |
EP0476082B1 (de) | 1996-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |