DE3214226C2 - - Google Patents
Info
- Publication number
- DE3214226C2 DE3214226C2 DE19823214226 DE3214226A DE3214226C2 DE 3214226 C2 DE3214226 C2 DE 3214226C2 DE 19823214226 DE19823214226 DE 19823214226 DE 3214226 A DE3214226 A DE 3214226A DE 3214226 C2 DE3214226 C2 DE 3214226C2
- Authority
- DE
- Germany
- 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
Links
Classifications
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- 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
- H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
- H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line 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
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823214226 DE3214226A1 (de) | 1982-04-17 | 1982-04-17 | Lautsprecher mit schallumwegleitung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823214226 DE3214226A1 (de) | 1982-04-17 | 1982-04-17 | Lautsprecher mit schallumwegleitung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3214226A1 DE3214226A1 (de) | 1983-10-20 |
DE3214226C2 true DE3214226C2 (US06174465-20010116-C00003.png) | 1987-02-26 |
Family
ID=6161168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823214226 Granted DE3214226A1 (de) | 1982-04-17 | 1982-04-17 | Lautsprecher mit schallumwegleitung |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3214226A1 (US06174465-20010116-C00003.png) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4837837A (en) * | 1987-11-05 | 1989-06-06 | Taddeo Anthony R | Loudspeaker |
US5197103A (en) * | 1990-10-05 | 1993-03-23 | Kabushiki Kaisha Kenwood | Low sound loudspeaker system |
EP0480087A1 (en) * | 1990-10-10 | 1992-04-15 | Kabushiki Kaisha Kenwood | Low frequency loudspeaker system |
US5361380A (en) * | 1991-06-19 | 1994-11-01 | Daewoo Electronics Co., Ltd. | Woofer module for use in a television set |
JP3127066B2 (ja) * | 1992-10-30 | 2001-01-22 | インターナショナル・ビジネス・マシーンズ・コーポレ−ション | パーソナル・マルチメディア・スピーカ・システム |
US5742690A (en) * | 1994-05-18 | 1998-04-21 | International Business Machine Corp. | Personal multimedia speaker system |
FR2770733A1 (fr) * | 1997-10-31 | 1999-05-07 | Thomson Television Angers Sa | Enceinte acoustique amelioree |
FR2770734B1 (fr) * | 1997-10-31 | 2002-12-13 | Thomson Television Angers Sa | Enceinte acoustique amelioree |
US6144751A (en) * | 1998-02-24 | 2000-11-07 | Velandia; Erich M. | Concentrically aligned speaker enclosure |
US6574344B1 (en) | 1998-02-26 | 2003-06-03 | Soundtube Entertainment, Inc. | Directional horn speaker system |
US6055320A (en) * | 1998-02-26 | 2000-04-25 | Soundtube Entertainment | Directional horn speaker system |
US7450733B2 (en) | 2004-01-23 | 2008-11-11 | Creative Technology Ltd. | Speaker with externally mounted acoustic extension |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3213187C2 (de) * | 1982-04-08 | 1986-05-15 | Klaus Dipl.-Ing. 4000 Düsseldorf Tietze | Exponentiallautsprechertrichter in Form eines Falthornes |
-
1982
- 1982-04-17 DE DE19823214226 patent/DE3214226A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3214226A1 (de) | 1983-10-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA GRAETZ GMBH, 7530 PFORZHEIM, DE |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA UNTERHALTUNGSELEKTRONIK (DEUTSCHLAND) GMBH, |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA (DEUTSCHLAND) GMBH, 7530 PFORZHEIM, DE |
|
8339 | Ceased/non-payment of the annual fee |