FR2627341B1 - IMPROVEMENTS ON SOUND LOUDSPEAKERS - Google Patents
IMPROVEMENTS ON SOUND LOUDSPEAKERSInfo
- Publication number
- FR2627341B1 FR2627341B1 FR8801691A FR8801691A FR2627341B1 FR 2627341 B1 FR2627341 B1 FR 2627341B1 FR 8801691 A FR8801691 A FR 8801691A FR 8801691 A FR8801691 A FR 8801691A FR 2627341 B1 FR2627341 B1 FR 2627341B1
- Authority
- FR
- France
- Prior art keywords
- sound loudspeakers
- loudspeakers
- sound
- 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
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- 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
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 |
---|---|---|---|
FR8801691A FR2627341B1 (en) | 1988-02-12 | 1988-02-12 | IMPROVEMENTS ON SOUND LOUDSPEAKERS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8801691A FR2627341B1 (en) | 1988-02-12 | 1988-02-12 | IMPROVEMENTS ON SOUND LOUDSPEAKERS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2627341A1 FR2627341A1 (en) | 1989-08-18 |
FR2627341B1 true FR2627341B1 (en) | 1994-07-01 |
Family
ID=9363224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8801691A Expired - Fee Related FR2627341B1 (en) | 1988-02-12 | 1988-02-12 | IMPROVEMENTS ON SOUND LOUDSPEAKERS |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2627341B1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2673501B1 (en) * | 1991-03-01 | 1993-06-18 | Piccaluga Pierre | DEVICE FOR DECREASING THE DIRECTIVITIES OF THE SPEAKERS OF THE SAME SOUND ENCLOSURE. |
FR2715791B1 (en) * | 1994-01-28 | 1996-04-12 | Marc Albert Giusto | Improvement to sound reproduction devices and omnidirectional acoustic speakers. |
ITMI20041972A1 (en) | 2004-10-18 | 2005-01-18 | Daniele Ramenzoni | ELECTRO-ACOUSTIC DEVICE, WITH CAVITY RESONATOR, THAT PROVIDES EXTREME THREE-DIMENSIONAL CHARACTERISTICS TO CONTROL, CONCENTRATE AND SPREAD INFRASOUNDS, SOUNDS AND ULTRASOUNDS. |
USRE49437E1 (en) | 2014-09-30 | 2023-02-28 | Apple Inc. | Audio driver and power supply unit architecture |
KR101973488B1 (en) | 2014-09-30 | 2019-04-29 | 애플 인크. | Loudspeaker with reduced audio coloration caused by reflections from a surface |
US10257608B2 (en) | 2016-09-23 | 2019-04-09 | Apple Inc. | Subwoofer with multi-lobe magnet |
US10631071B2 (en) | 2016-09-23 | 2020-04-21 | Apple Inc. | Cantilevered foot for electronic device |
FR3119960B1 (en) * | 2021-02-18 | 2024-01-05 | Moca Audio | Vehicle comprising a sound reproduction device placed in a front median space of the passenger compartment, adapted device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3054856A (en) * | 1959-02-24 | 1962-09-18 | Arany Donald | Sound reproducing system |
FR2373936A1 (en) * | 1976-12-13 | 1978-07-07 | Debergh Jean | Loudspeaker cabinet constructional system - includes two opposed woofers with sealed cubic air space between them of min. possible volume |
DE2725346C3 (en) * | 1977-06-04 | 1981-05-14 | Josef Wilhelm 8725 Arnstein Manger | speaker |
US4182931A (en) * | 1978-04-25 | 1980-01-08 | Kenner Samuel K | 360 Degree speakers |
-
1988
- 1988-02-12 FR FR8801691A patent/FR2627341B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2627341A1 (en) | 1989-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |