FR2542549B1 - Diffuseur acoustique en angle plan - Google Patents

Diffuseur acoustique en angle plan

Info

Publication number
FR2542549B1
FR2542549B1 FR8304176A FR8304176A FR2542549B1 FR 2542549 B1 FR2542549 B1 FR 2542549B1 FR 8304176 A FR8304176 A FR 8304176A FR 8304176 A FR8304176 A FR 8304176A FR 2542549 B1 FR2542549 B1 FR 2542549B1
Authority
FR
France
Prior art keywords
acoustic diffuser
angle acoustic
angle
diffuser
acoustic
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
Application number
FR8304176A
Other languages
English (en)
Other versions
FR2542549A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR8304176A priority Critical patent/FR2542549B1/fr
Priority to US06/588,008 priority patent/US4566557A/en
Publication of FR2542549A1 publication Critical patent/FR2542549A1/fr
Application granted granted Critical
Publication of FR2542549B1 publication Critical patent/FR2542549B1/fr
Expired legal-status Critical Current

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
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
    • 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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/021—Transducers or their casings adapted for mounting in or to a wall or ceiling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
FR8304176A 1983-03-09 1983-03-09 Diffuseur acoustique en angle plan Expired FR2542549B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8304176A FR2542549B1 (fr) 1983-03-09 1983-03-09 Diffuseur acoustique en angle plan
US06/588,008 US4566557A (en) 1983-03-09 1984-03-09 Flat acoustic diffuser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8304176A FR2542549B1 (fr) 1983-03-09 1983-03-09 Diffuseur acoustique en angle plan

Publications (2)

Publication Number Publication Date
FR2542549A1 FR2542549A1 (fr) 1984-09-14
FR2542549B1 true FR2542549B1 (fr) 1987-09-04

Family

ID=9286851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8304176A Expired FR2542549B1 (fr) 1983-03-09 1983-03-09 Diffuseur acoustique en angle plan

Country Status (2)

Country Link
US (1) US4566557A (fr)
FR (1) FR2542549B1 (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6015025A (en) * 1997-06-06 2000-01-18 Owens Corning Fiberglas Technology, Inc. Diffuser panel with built-in speaker arrangement and methods of installation
GB9811098D0 (en) * 1998-05-23 1998-07-22 New Transducers Ltd Panel-form loudspeaker
US6164408A (en) * 1999-03-10 2000-12-26 Atlas Sound Plenum mounted, flat panel masking loudspeaker system and method for mounting a masking loudspeaker in a ceiling plenum
US6229903B1 (en) * 1999-06-14 2001-05-08 Citizen Electronics Co., Ltd. Mounting structure for electromagnetic sound generator
AU2001228630A1 (en) * 2000-01-20 2001-07-31 Amina Technologies Limited Display apparatus with flat panel loudspeaker
US6516071B1 (en) * 2001-09-24 2003-02-04 Reui Men Co., Ltd. Structure of a picture-frame type loudspeaker
US7600608B2 (en) * 2004-09-16 2009-10-13 Wenger Corporation Active acoustics performance shell
WO2006083154A1 (fr) * 2005-02-02 2006-08-10 Vladimir Filevski Haut-parleur multimedia a dipole
US7428948B2 (en) * 2005-08-11 2008-09-30 Rpg Diffusor Systems, Inc. Hybrid amplitude-phase grating diffusers
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
USD784299S1 (en) * 2015-04-30 2017-04-18 Shure Acquisition Holdings, Inc. Array microphone assembly
US10367948B2 (en) 2017-01-13 2019-07-30 Shure Acquisition Holdings, Inc. Post-mixing acoustic echo cancellation systems and methods
CN107666803B (zh) * 2017-09-30 2020-03-06 Oppo广东移动通信有限公司 终端的壳体组件及具有其的终端
WO2019231632A1 (fr) 2018-06-01 2019-12-05 Shure Acquisition Holdings, Inc. Réseau de microphones à formation de motifs
US11297423B2 (en) 2018-06-15 2022-04-05 Shure Acquisition Holdings, Inc. Endfire linear array microphone
WO2020061353A1 (fr) 2018-09-20 2020-03-26 Shure Acquisition Holdings, Inc. Forme de lobe réglable pour microphones en réseau
WO2020191380A1 (fr) 2019-03-21 2020-09-24 Shure Acquisition Holdings,Inc. Focalisation automatique, focalisation automatique à l'intérieur de régions, et focalisation automatique de lobes de microphone ayant fait l'objet d'une formation de faisceau à fonctionnalité d'inhibition
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
CN113841419A (zh) 2019-03-21 2021-12-24 舒尔获得控股公司 天花板阵列麦克风的外壳及相关联设计特征
TW202101422A (zh) 2019-05-23 2021-01-01 美商舒爾獲得控股公司 可操縱揚聲器陣列、系統及其方法
EP3977449A1 (fr) 2019-05-31 2022-04-06 Shure Acquisition Holdings, Inc. Automélangeur à faible latence, à détection d'activité vocale et de bruit intégrée
JP2022545113A (ja) 2019-08-23 2022-10-25 シュアー アクイジッション ホールディングス インコーポレイテッド 指向性が改善された一次元アレイマイクロホン
USD943558S1 (en) 2019-11-01 2022-02-15 Shure Acquisition Holdings, Inc. Housing for ceiling array microphone
USD943559S1 (en) 2019-11-01 2022-02-15 Shure Acquisition Holdings, Inc. Housing for ceiling array microphone
US11552611B2 (en) 2020-02-07 2023-01-10 Shure Acquisition Holdings, Inc. System and method for automatic adjustment of reference gain
USD943552S1 (en) 2020-05-05 2022-02-15 Shure Acquisition Holdings, Inc. Audio device
USD944776S1 (en) 2020-05-05 2022-03-01 Shure Acquisition Holdings, Inc. Audio device
US11706562B2 (en) 2020-05-29 2023-07-18 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
CN116918351A (zh) 2021-01-28 2023-10-20 舒尔获得控股公司 混合音频波束成形系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE541351A (fr) *
FR388364A (fr) * 1907-08-05 1908-08-10 George Kyle Cloud Appareil à jeter les filets de peche
FR688364A (fr) * 1929-01-17 1930-08-22 Radio-diffuseur
FR1308448A (fr) * 1961-12-22 1962-11-03 Haut-parleurs de forme plate, comportant un cadre ou tableau, un panneau, ou élément semblable, destiné à contenir et cacher des circuits et appareillages électriques de récepteurs de radio, de télévision et d'ensembles stéréophoniques et reproducteurs acoustiques de ce genre
US3179202A (en) * 1963-04-15 1965-04-20 Argos Products Company Inc Enclosure for focusing a loudspeaker sound column
US3351719A (en) * 1964-02-05 1967-11-07 Electronic Res Associates Inc Loudspeaker assembly
AR192576A1 (es) * 1971-06-16 1973-02-28 Bertagni J Un diafragma para altoparlantes planos para acentuar las bajas frecuencias y cambiar el timbre y el color de sonido
US3696885A (en) * 1971-08-19 1972-10-10 Electronic Res Ass Decorative loudspeakers
US3938617A (en) * 1974-01-17 1976-02-17 Fort Enterprises, Limited Speaker enclosure
US4029170A (en) * 1974-09-06 1977-06-14 B & P Enterprises, Inc. Radial sound port speaker
US4296280A (en) * 1980-03-17 1981-10-20 Richie Ronald A Wall mounted speaker system

Also Published As

Publication number Publication date
US4566557A (en) 1986-01-28
FR2542549A1 (fr) 1984-09-14

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Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse