EP2963944A3 - Lautsprecherbassreflexsystem - Google Patents

Lautsprecherbassreflexsystem Download PDF

Info

Publication number
EP2963944A3
EP2963944A3 EP15157053.8A EP15157053A EP2963944A3 EP 2963944 A3 EP2963944 A3 EP 2963944A3 EP 15157053 A EP15157053 A EP 15157053A EP 2963944 A3 EP2963944 A3 EP 2963944A3
Authority
EP
European Patent Office
Prior art keywords
insert
port
loudspeaker
bass reflex
wall
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.)
Granted
Application number
EP15157053.8A
Other languages
English (en)
French (fr)
Other versions
EP2963944A2 (de
EP2963944B1 (de
Inventor
Jack Oclee-Brown
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.)
GP Acoustics UK Ltd
Original Assignee
GP Acoustics UK 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 GP Acoustics UK Ltd filed Critical GP Acoustics UK Ltd
Priority to EP15157053.8A priority Critical patent/EP2963944B1/de
Publication of EP2963944A2 publication Critical patent/EP2963944A2/de
Publication of EP2963944A3 publication Critical patent/EP2963944A3/de
Application granted granted Critical
Publication of EP2963944B1 publication Critical patent/EP2963944B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
    • H04R1/2826—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material 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
    • H04R1/20—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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type

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)
  • Diaphragms For Electromechanical Transducers (AREA)
EP15157053.8A 2014-02-14 2015-02-27 Akustischer Einsatz für ein Lautsprecherbassreflexsystem Active EP2963944B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15157053.8A EP2963944B1 (de) 2014-02-14 2015-02-27 Akustischer Einsatz für ein Lautsprecherbassreflexsystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1402581.1A GB2523143B (en) 2014-02-14 2014-02-14 Loudspeaker bass reflex system
EP15157053.8A EP2963944B1 (de) 2014-02-14 2015-02-27 Akustischer Einsatz für ein Lautsprecherbassreflexsystem

Publications (3)

Publication Number Publication Date
EP2963944A2 EP2963944A2 (de) 2016-01-06
EP2963944A3 true EP2963944A3 (de) 2018-01-10
EP2963944B1 EP2963944B1 (de) 2021-03-31

Family

ID=50440131

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15157053.8A Active EP2963944B1 (de) 2014-02-14 2015-02-27 Akustischer Einsatz für ein Lautsprecherbassreflexsystem

Country Status (2)

Country Link
EP (1) EP2963944B1 (de)
GB (1) GB2523143B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017186311A1 (en) * 2016-04-29 2017-11-02 Burmester Audiosysteme Gmbh Bass reflex tube for a loudspeaker
EP3586524B1 (de) * 2017-02-23 2023-06-07 Sonova AG Ein hörgeätemodul, ein löse-werkzeug, ein hörgerät und eine methode zum entfernen eines moduls von einem gehäuse
WO2018206090A1 (en) 2017-05-09 2018-11-15 Arcelik Anonim Sirketi System for bass audio compensation using mechanical means

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997057A (en) * 1988-03-25 1991-03-05 Yamaha Corporation Method and apparatus of expanding acoustic reproduction range

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435704Y2 (de) * 1976-01-19 1979-10-30
FI790850A7 (fi) * 1978-08-11 1980-02-12 Roland P Kerno Hoegtalare
DE68919495T2 (de) * 1988-03-25 1995-07-20 Yamaha Corp Akustischer Apparat.
US5286928A (en) * 1993-04-12 1994-02-15 Borland Nathan J Tunable speaker tube
US5892183A (en) * 1997-07-26 1999-04-06 U.S. Philips Corporation Loudspeaker system having a bass-reflex port
WO2012080879A1 (en) * 2010-12-15 2012-06-21 Koninklijke Philips Electronics N.V. A loudspeaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997057A (en) * 1988-03-25 1991-03-05 Yamaha Corporation Method and apparatus of expanding acoustic reproduction range

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JOHN EARGLE: "Port turbulence under high drive conditions", LOUDSPEAKER HANDBOOK, 1 January 2003 (2003-01-01), Boston, XP055429247, ISBN: 978-1-4020-7584-1, Retrieved from the Internet <URL:none> *
MARTIN COLLOMS ET AL: "Reflex or Vented Enclosures", HIGH PERFORMANCE LOUDSPEAKERS., 1 January 2005 (2005-01-01), GB, pages 155 - 169, XP055429255, ISBN: 978-0-470-09430-3, Retrieved from the Internet <URL:none> *

Also Published As

Publication number Publication date
EP2963944A2 (de) 2016-01-06
GB2523143A (en) 2015-08-19
GB2523143B (en) 2021-04-28
EP2963944B1 (de) 2021-03-31
HK1213719A1 (zh) 2016-07-08
GB201402581D0 (en) 2014-04-02

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