FR2637147B1 - Enceinte electro-acoustique omnidirectionnelle - Google Patents
Enceinte electro-acoustique omnidirectionnelleInfo
- Publication number
- FR2637147B1 FR2637147B1 FR8812930A FR8812930A FR2637147B1 FR 2637147 B1 FR2637147 B1 FR 2637147B1 FR 8812930 A FR8812930 A FR 8812930A FR 8812930 A FR8812930 A FR 8812930A FR 2637147 B1 FR2637147 B1 FR 2637147B1
- Authority
- FR
- France
- Prior art keywords
- electroacoustic speaker
- omnidirectional
- omnidirectional electroacoustic
- speaker
- electroacoustic
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Building Environments (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8812930A FR2637147B1 (fr) | 1988-09-29 | 1988-09-29 | Enceinte electro-acoustique omnidirectionnelle |
EP89450012A EP0362097A1 (fr) | 1988-09-29 | 1989-09-29 | Enceinte électro-acoustique omnidirectionnelle |
US07/414,924 US5086871A (en) | 1988-09-29 | 1989-09-29 | Omnidirectional electro-accoustical chamber |
JP1252541A JPH02223297A (ja) | 1988-09-29 | 1989-09-29 | 全方向性スピーカーシステム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8812930A FR2637147B1 (fr) | 1988-09-29 | 1988-09-29 | Enceinte electro-acoustique omnidirectionnelle |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2637147A1 FR2637147A1 (fr) | 1990-03-30 |
FR2637147B1 true FR2637147B1 (fr) | 1990-12-28 |
Family
ID=9370639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8812930A Expired - Fee Related FR2637147B1 (fr) | 1988-09-29 | 1988-09-29 | Enceinte electro-acoustique omnidirectionnelle |
Country Status (4)
Country | Link |
---|---|
US (1) | US5086871A (fr) |
EP (1) | EP0362097A1 (fr) |
JP (1) | JPH02223297A (fr) |
FR (1) | FR2637147B1 (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0577601A1 (fr) * | 1990-10-17 | 1994-01-12 | Canon Research Centre Europe Limited | Dispositif d'emission de sons |
US5268538A (en) * | 1991-06-12 | 1993-12-07 | Sonic Systems, Inc. | Hemispherically wide-radiating-angle loudspeaker system |
US5525767A (en) * | 1994-04-22 | 1996-06-11 | Fields; Walter | High-performance sound imaging system |
US5657392A (en) * | 1995-11-02 | 1997-08-12 | Electronique Messina Inc. | Multi-way speaker with a cabinet defining a midrange driver pyramidal compartment |
DE29705406U1 (de) * | 1997-03-25 | 1997-06-12 | Bünzow, Hans-Dieter, Dipl.-Ing. (FH), 91054 Erlangen | Gehäuse für einen Lautsprecher |
US5821470A (en) * | 1997-04-08 | 1998-10-13 | Meyer Sound Laboratories Incorporated | Broadband acoustical transmitting system |
US5847331A (en) * | 1997-10-09 | 1998-12-08 | Vollmer; Edward | Omnidirectional loudspeaker |
US6152257A (en) * | 1998-05-05 | 2000-11-28 | Thomas L. Denham | Audio speaker |
USD408035S (en) * | 1998-06-20 | 1999-04-13 | Denham Thomas L | Audio speaker |
US6431308B1 (en) | 1998-12-11 | 2002-08-13 | Edward G. Vollmer | High fidelity small omnidirectional loudspeaker |
JP2004072140A (ja) * | 2002-08-01 | 2004-03-04 | Hiroshi China | 全指向性バックロードホーン型スピーカー |
US8068618B2 (en) * | 2006-01-09 | 2011-11-29 | Vollmer Edward G | Spherical loudspeaker for omnipresent sound reproduction |
JP6121699B2 (ja) * | 2012-11-28 | 2017-04-26 | シャープ株式会社 | スピーカシステム、制御方法、プログラム、および、記録媒体 |
US9084047B2 (en) | 2013-03-15 | 2015-07-14 | Richard O'Polka | Portable sound system |
US10149058B2 (en) | 2013-03-15 | 2018-12-04 | Richard O'Polka | Portable sound system |
USD740784S1 (en) | 2014-03-14 | 2015-10-13 | Richard O'Polka | Portable sound device |
CN107710782A (zh) * | 2015-06-30 | 2018-02-16 | 夏普株式会社 | 扬声器系统、显示装置以及电视接收机 |
US10341761B2 (en) | 2017-02-17 | 2019-07-02 | Tymphany Hk Limited | Acoustic waveguide for audio speaker |
US11277684B2 (en) * | 2019-01-17 | 2022-03-15 | Onkyo Corporation | Diffuser |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3816672A (en) * | 1970-07-06 | 1974-06-11 | K Peter | Sound reproduction system |
CH564296A5 (fr) * | 1973-08-30 | 1975-07-15 | Widmann Gottlob Wigo & Soehne | |
US4200170A (en) * | 1977-08-29 | 1980-04-29 | Williams John H Jr | Pyramid speaker assembly |
IT1086464B (it) * | 1977-09-06 | 1985-05-28 | Selmin Sas | Metodo e dispositivi per l'irradiazione omnidirezionale di onde acustiche |
BE894728A (nl) * | 1982-10-19 | 1983-02-14 | Meyer Rudy De | Luidsprekerkast |
DE3382223D1 (de) * | 1983-09-06 | 1991-04-25 | Henry Oliver Wolcott | Lautsprecherstruktur. |
US4588042A (en) * | 1984-07-23 | 1986-05-13 | Palet Timothy J | Parabolic speaker |
-
1988
- 1988-09-29 FR FR8812930A patent/FR2637147B1/fr not_active Expired - Fee Related
-
1989
- 1989-09-29 EP EP89450012A patent/EP0362097A1/fr not_active Ceased
- 1989-09-29 US US07/414,924 patent/US5086871A/en not_active Expired - Fee Related
- 1989-09-29 JP JP1252541A patent/JPH02223297A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH02223297A (ja) | 1990-09-05 |
FR2637147A1 (fr) | 1990-03-30 |
EP0362097A1 (fr) | 1990-04-04 |
US5086871A (en) | 1992-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AR | Application made for restoration | ||
DS | Decision of the director general to state about an appeal | ||
ST | Notification of lapse |