ATE36794T1 - Lautsprechergehauese fuer sprachuebertragungsstationen. - Google Patents

Lautsprechergehauese fuer sprachuebertragungsstationen.

Info

Publication number
ATE36794T1
ATE36794T1 AT84303212T AT84303212T ATE36794T1 AT E36794 T1 ATE36794 T1 AT E36794T1 AT 84303212 T AT84303212 T AT 84303212T AT 84303212 T AT84303212 T AT 84303212T AT E36794 T1 ATE36794 T1 AT E36794T1
Authority
AT
Austria
Prior art keywords
loudspeaker
enclosure
foam material
primary
voice transmission
Prior art date
Application number
AT84303212T
Other languages
English (en)
Inventor
Peter Fatovic
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Application granted granted Critical
Publication of ATE36794T1 publication Critical patent/ATE36794T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Telephone Set Structure (AREA)
AT84303212T 1983-06-16 1984-05-11 Lautsprechergehauese fuer sprachuebertragungsstationen. ATE36794T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000430527A CA1196717A (en) 1983-06-16 1983-06-16 Loudspeaker enclosure arrangement for voice communication terminals
EP84303212A EP0129320B1 (de) 1983-06-16 1984-05-11 Lautsprechergehaüse für Sprachübertragungsstationen

Publications (1)

Publication Number Publication Date
ATE36794T1 true ATE36794T1 (de) 1988-09-15

Family

ID=4125491

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84303212T ATE36794T1 (de) 1983-06-16 1984-05-11 Lautsprechergehauese fuer sprachuebertragungsstationen.

Country Status (5)

Country Link
EP (1) EP0129320B1 (de)
JP (1) JPS6014596A (de)
AT (1) ATE36794T1 (de)
CA (1) CA1196717A (de)
DE (1) DE3473718D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ225001A (en) * 1987-06-16 1990-09-26 Matsushita Electric Industrial Co Ltd Loudspeaker: reflected sound waves absorbed
US8767994B2 (en) 2010-11-19 2014-07-01 Apple Inc. Gas filled speaker volume
US8837768B2 (en) 2011-03-28 2014-09-16 Bose Corporation Electro-acoustic transducer enclosure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE673136A (de) *
GB790998A (en) * 1953-10-23 1958-02-19 Tesla Np A device for the reproduction of sound
FR1152433A (fr) * 1956-06-20 1958-02-17 Perfectionnement aux haut-parleurs
US4090582A (en) * 1976-11-02 1978-05-23 Deschu Dennis F Speaker protector
JPS5616876U (de) * 1979-07-16 1981-02-14
FR2470511A1 (fr) * 1979-11-20 1981-05-29 Faugeras Alain Enceinte acoustique du type " actif - passif " associee a un resonateur
DE2948034A1 (de) * 1979-11-29 1981-06-11 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Elektro-akustischer wandler mit zur verbesserung des frequenzverlaufes vorgesehenen resonanzraeumen

Also Published As

Publication number Publication date
JPS6014596A (ja) 1985-01-25
CA1196717A (en) 1985-11-12
EP0129320A1 (de) 1984-12-27
DE3473718D1 (en) 1988-09-29
EP0129320B1 (de) 1988-08-24

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