FR2638929B3 - Enceinte acoustique pour transduction electro-acoustique - Google Patents
Enceinte acoustique pour transduction electro-acoustiqueInfo
- Publication number
- FR2638929B3 FR2638929B3 FR898914501A FR8914501A FR2638929B3 FR 2638929 B3 FR2638929 B3 FR 2638929B3 FR 898914501 A FR898914501 A FR 898914501A FR 8914501 A FR8914501 A FR 8914501A FR 2638929 B3 FR2638929 B3 FR 2638929B3
- Authority
- FR
- France
- Prior art keywords
- acoustic
- electro
- transduction
- enclosure
- acoustic enclosure
- 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 - Lifetime
Links
- 230000026683 transduction Effects 0.000 title 1
- 238000010361 transduction Methods 0.000 title 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
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
-
- 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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES19888803269U ES1008181Y (es) | 1988-11-07 | 1988-11-07 | Caja acustica para transduccion de sonido. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2638929A1 FR2638929A1 (fr) | 1990-05-11 |
FR2638929B3 true FR2638929B3 (fr) | 1991-03-15 |
Family
ID=8258687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR898914501A Expired - Lifetime FR2638929B3 (fr) | 1988-11-07 | 1989-11-06 | Enceinte acoustique pour transduction electro-acoustique |
Country Status (8)
Country | Link |
---|---|
AU (1) | AU4441489A (fr) |
CA (1) | CA2002034A1 (fr) |
DE (1) | DE3937090A1 (fr) |
ES (1) | ES1008181Y (fr) |
FR (1) | FR2638929B3 (fr) |
GB (1) | GB2226214A (fr) |
IT (1) | IT1238108B (fr) |
PT (1) | PT8107Y (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2245450A (en) * | 1990-06-19 | 1992-01-02 | Canon Kk | Speaker for use in a sound output system |
US5418336A (en) * | 1990-10-17 | 1995-05-23 | Canon Research Centre Europe Ltd. | Sound output device |
GB2248996A (en) * | 1990-10-17 | 1992-04-22 | Canon Res Ct Europe Ltd | Speaker assembly |
FR2676322B1 (fr) * | 1991-05-10 | 1994-06-10 | Charlet Francois | Dispositif acoustique pour amortir et filtrer les emetteurs de son en general et les enceintes en particulier. |
GB2256773A (en) * | 1991-06-12 | 1992-12-16 | Canon Res Ct Europe Ltd | Loudspeaker uinit |
JP3358836B2 (ja) * | 1992-12-25 | 2002-12-24 | 株式会社東芝 | 反射型スピーカシステム |
JP3200497B2 (ja) * | 1993-03-19 | 2001-08-20 | 三菱電機株式会社 | 電気的に情報の書込および消去が可能な半導体記憶装置およびその製造方法 |
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 |
DE10015751B4 (de) * | 1999-03-31 | 2005-11-17 | Matsushita Electric Industrial Co., Ltd., Kadoma | Lautsprecherbox |
GB0202284D0 (en) | 2002-01-31 | 2002-03-20 | Martin Audio Ltd | Directional loudspeaker |
US6981570B2 (en) * | 2002-05-09 | 2006-01-03 | Dalbec Richard H | Loudspeaker system with common low and high frequency horn mounting |
DE10346637B4 (de) * | 2003-05-20 | 2005-09-22 | Wolfram Hacklinger | Breit abstrahlendes Mehrwege-Lautsprecherchassis |
GB2511145B (en) * | 2013-05-31 | 2015-07-01 | Cerberus Black Ltd | Acoustic apparatus and operation |
CN109275078B (zh) * | 2017-07-17 | 2024-03-15 | 宁波升亚电子有限公司 | 等化器扬声装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB327759A (en) * | 1928-12-17 | 1930-04-17 | Philips Nv | Improved method of and apparatus for directing sound |
GB1069758A (en) * | 1963-09-18 | 1967-05-24 | Frank Bruno Smolarczyk | Sound amplification using foamed thermoplastics |
EP0086801A1 (fr) * | 1981-08-31 | 1983-08-31 | TATTERSALL, Alan Maxwell | Pavillon de haut-parleur |
US4474258A (en) * | 1982-01-11 | 1984-10-02 | Westlund James R | Loudspeaker enclosure and waveform energy reflector |
GB2211377B (en) * | 1987-10-16 | 1990-12-19 | Adamson Acoustic Design Corp | Loudspeaker |
-
1988
- 1988-11-07 ES ES19888803269U patent/ES1008181Y/es not_active Expired
-
1989
- 1989-11-01 CA CA002002034A patent/CA2002034A1/fr not_active Abandoned
- 1989-11-02 GB GB8924669A patent/GB2226214A/en not_active Withdrawn
- 1989-11-06 IT IT06795189A patent/IT1238108B/it active IP Right Grant
- 1989-11-06 AU AU44414/89A patent/AU4441489A/en not_active Abandoned
- 1989-11-06 PT PT8107U patent/PT8107Y/pt not_active IP Right Cessation
- 1989-11-06 FR FR898914501A patent/FR2638929B3/fr not_active Expired - Lifetime
- 1989-11-07 DE DE3937090A patent/DE3937090A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA2002034A1 (fr) | 1990-05-07 |
DE3937090A1 (de) | 1990-05-10 |
PT8107Y (pt) | 1992-10-30 |
PT8107U (pt) | 1990-05-31 |
ES1008181Y (es) | 1989-09-01 |
GB8924669D0 (en) | 1989-12-20 |
AU4441489A (en) | 1990-05-10 |
FR2638929A1 (fr) | 1990-05-11 |
IT1238108B (it) | 1993-07-07 |
GB2226214A (en) | 1990-06-20 |
IT8967951A0 (it) | 1989-11-06 |
ES1008181U (es) | 1989-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse | ||
ST | Notification of lapse |