CA2116178C - Enceinte acoustique - Google Patents

Enceinte acoustique Download PDF

Info

Publication number
CA2116178C
CA2116178C CA 2116178 CA2116178A CA2116178C CA 2116178 C CA2116178 C CA 2116178C CA 2116178 CA2116178 CA 2116178 CA 2116178 A CA2116178 A CA 2116178A CA 2116178 C CA2116178 C CA 2116178C
Authority
CA
Canada
Prior art keywords
acoustic tube
sectional area
cross sectional
speaker
opening window
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
Application number
CA 2116178
Other languages
English (en)
Other versions
CA2116178A1 (fr
Inventor
Satoshi Takayama
Kazuki Honda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CA2116178A1 publication Critical patent/CA2116178A1/fr
Application granted granted Critical
Publication of CA2116178C publication Critical patent/CA2116178C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R1/22—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

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)
  • Details Of Audible-Bandwidth Transducers (AREA)
CA 2116178 1993-02-24 1994-02-22 Enceinte acoustique Expired - Fee Related CA2116178C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3503793A JPH06253383A (ja) 1993-02-24 1993-02-24 スピーカ装置
JP5-35037 1993-02-24

Publications (2)

Publication Number Publication Date
CA2116178A1 CA2116178A1 (fr) 1994-08-25
CA2116178C true CA2116178C (fr) 2000-04-11

Family

ID=12430859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2116178 Expired - Fee Related CA2116178C (fr) 1993-02-24 1994-02-22 Enceinte acoustique

Country Status (4)

Country Link
EP (1) EP0613317B1 (fr)
JP (1) JPH06253383A (fr)
CA (1) CA2116178C (fr)
DE (1) DE69412152T2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5535284A (en) * 1994-08-03 1996-07-09 Thornhill; James A. Woofer speaker and acoustically coupled sub-woofer speaker system
GB2298758B (en) * 1995-03-09 1999-05-26 Prima Dev Ltd Loudspeaker systems and enclosures
JPH11220789A (ja) 1998-01-30 1999-08-10 Sony Corp 電気音響変換装置
EP1736029A1 (fr) * 2004-04-01 2006-12-27 Koninklijke Philips Electronics N.V. Enceinte acoustique repartie
US8351629B2 (en) * 2008-02-21 2013-01-08 Robert Preston Parker Waveguide electroacoustical transducing
WO2011007436A1 (fr) * 2009-07-16 2011-01-20 株式会社 東芝 Dispositif de reproduction acoustique
JP5817762B2 (ja) * 2013-03-07 2015-11-18 ヤマハ株式会社 音響装置
KR20150135427A (ko) 2013-03-22 2015-12-02 캠포벨로 리미티드 음향 디바이스
JP6210325B2 (ja) * 2014-07-01 2017-10-11 株式会社パトライト 報知装置
JP6277314B1 (ja) * 2017-08-07 2018-02-07 勝巳 瀬戸 スピーカー装置
JP7255035B1 (ja) * 2023-01-13 2023-04-10 エムケー精工株式会社 音響装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978941A (en) * 1975-06-06 1976-09-07 Curt August Siebert Speaker enclosure
EP0336303A3 (fr) * 1988-04-04 1991-05-15 Yamaha Corporation Appareil acoustique
JP2882032B2 (ja) * 1990-11-02 1999-04-12 松下電器産業株式会社 スピーカシステム
JP3024939B2 (ja) * 1996-08-28 2000-03-27 本田技研工業株式会社 リバース塗装方法

Also Published As

Publication number Publication date
DE69412152D1 (de) 1998-09-10
DE69412152T2 (de) 1998-12-10
CA2116178A1 (fr) 1994-08-25
EP0613317A1 (fr) 1994-08-31
JPH06253383A (ja) 1994-09-09
EP0613317B1 (fr) 1998-08-05

Similar Documents

Publication Publication Date Title
US6002781A (en) Speaker system
CA2116178C (fr) Enceinte acoustique
US5197103A (en) Low sound loudspeaker system
US6324292B1 (en) Speaker apparatus
US8804991B2 (en) Loudspeaker assembly and system
EP0700030B1 (fr) Dispositif d'absorption de son utilisant un matériau poreux
US6064746A (en) Piezoelectric speaker
US5111905A (en) Speaker enclosure
US4819761A (en) Tubular loudspeaker system
US5804774A (en) Ported reflex horn
US6782112B1 (en) Low frequency transducer enclosure
US20050258000A1 (en) Noise reducing equipment
JPH0850489A (ja) 吸音構造体
EP2568718B1 (fr) Appareil audio
JPH06158751A (ja) 音響吸音体
US4933982A (en) Bass reflex type speaker system duct having multiple sound paths
JPH08506706A (ja) スピーカ・システム
KR101973022B1 (ko) 흡음 셀 및 이를 포함하는 흡음 구조체
EP0456416A2 (fr) Système de haut-parleur
JPH0654392A (ja) スピーカ
JP3523826B2 (ja) 防音装置
JP2894189B2 (ja) 遮音壁構造
KR200292648Y1 (ko) 흡음체
EP0480087A1 (fr) Haut-parleur à basse fréquence
JPH0925671A (ja) 共鳴型吸音板

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed