DE68915571T2 - Lautsprechergehäuse. - Google Patents

Lautsprechergehäuse.

Info

Publication number
DE68915571T2
DE68915571T2 DE68915571T DE68915571T DE68915571T2 DE 68915571 T2 DE68915571 T2 DE 68915571T2 DE 68915571 T DE68915571 T DE 68915571T DE 68915571 T DE68915571 T DE 68915571T DE 68915571 T2 DE68915571 T2 DE 68915571T2
Authority
DE
Germany
Prior art keywords
speaker cabinet
speaker
cabinet
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
DE68915571T
Other languages
English (en)
Other versions
DE68915571D1 (de
Inventor
Hirokazu Negishi
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE68915571D1 publication Critical patent/DE68915571D1/de
Application granted granted Critical
Publication of DE68915571T2 publication Critical patent/DE68915571T2/de
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
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2884—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure
    • H04R1/2888—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure for loudspeaker transducers

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)
DE68915571T 1988-02-24 1989-02-01 Lautsprechergehäuse. Expired - Fee Related DE68915571T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8804232A GB2215166A (en) 1988-02-24 1988-02-24 Loudspeaker enclosure

Publications (2)

Publication Number Publication Date
DE68915571D1 DE68915571D1 (de) 1994-07-07
DE68915571T2 true DE68915571T2 (de) 1994-10-06

Family

ID=10632242

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915571T Expired - Fee Related DE68915571T2 (de) 1988-02-24 1989-02-01 Lautsprechergehäuse.

Country Status (5)

Country Link
US (1) US4957184A (de)
EP (1) EP0330319B1 (de)
JP (1) JPH01286698A (de)
DE (1) DE68915571T2 (de)
GB (1) GB2215166A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
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
US5306880A (en) * 1991-06-25 1994-04-26 Eclipse Research Corporation Omnidirectional speaker system
US5451726A (en) * 1991-06-25 1995-09-19 Eclipse Research Corporation Omnidirectional speaker system
US5125031A (en) * 1991-08-14 1992-06-23 Robert Ledonne Speaker system with focused vibration
US5290973A (en) * 1992-08-24 1994-03-01 Kwoh Frederick Y S Acoustic damping device
US5519178A (en) * 1994-09-09 1996-05-21 Southern California Sound Image, Inc. Lightweight speaker enclosure
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction
US6513624B2 (en) 2000-02-03 2003-02-04 C. Ronald Coffin Loudspeaker enclosure
KR100473714B1 (ko) * 2002-06-24 2005-03-10 전승묵 스피커 시스템
US6913110B1 (en) 2002-08-05 2005-07-05 Southern California Sound Image Lightweight speaker enclosure
US8042647B1 (en) 2009-03-16 2011-10-25 Robert Layton, Jr. Speaker side air supply
JP5851638B1 (ja) * 2014-10-09 2016-02-03 サーモス株式会社 スピーカー装置
JP5706034B1 (ja) * 2014-10-09 2015-04-22 サーモス株式会社 スピーカー装置
US9980023B1 (en) * 2017-08-07 2018-05-22 James J. Fallon Recording high output power levels of sound at low sound pressure levels
US10979801B2 (en) 2018-08-09 2021-04-13 James J. Fallon Sound production using speaker enclosure with reduced internal pressure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2115129A (en) * 1935-06-08 1938-04-26 Telefunken Gmbh Loudspeaker
DE923070C (de) * 1951-12-25 1955-02-03 Klaus Schroeder In ein Gehaeuse eingebauter Lautsprecher
US3976838A (en) * 1973-07-09 1976-08-24 Stallings Jr Robert J High fidelity sound reproduction system
JPS55100730A (en) * 1979-01-29 1980-07-31 Matsushita Electric Ind Co Ltd Channel selector of radio receiver
JPS5811388B2 (ja) * 1980-01-16 1983-03-02 大阪窯業耐火煉瓦株式会社 流し込み用不定形耐火組成物
US4658971A (en) * 1983-12-20 1987-04-21 Grumman Aerospace Corporation Self balancing electric hoist

Also Published As

Publication number Publication date
GB2215166A (en) 1989-09-13
DE68915571D1 (de) 1994-07-07
US4957184A (en) 1990-09-18
GB8804232D0 (en) 1988-03-23
JPH01286698A (ja) 1989-11-17
EP0330319A2 (de) 1989-08-30
EP0330319A3 (en) 1990-02-14
EP0330319B1 (de) 1994-06-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee