AU4256778A - Reduction of feedback in electroacoustic systems - Google Patents

Reduction of feedback in electroacoustic systems

Info

Publication number
AU4256778A
AU4256778A AU42567/78A AU4256778A AU4256778A AU 4256778 A AU4256778 A AU 4256778A AU 42567/78 A AU42567/78 A AU 42567/78A AU 4256778 A AU4256778 A AU 4256778A AU 4256778 A AU4256778 A AU 4256778A
Authority
AU
Australia
Prior art keywords
feedback
reduction
electroacoustic systems
electroacoustic
systems
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.)
Pending
Application number
AU42567/78A
Inventor
Eric Richard Burwood
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.)
Commonwealth of Australia
Original Assignee
Commonwealth of Australia
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 Commonwealth of Australia filed Critical Commonwealth of Australia
Publication of AU4256778A publication Critical patent/AU4256778A/en
Pending 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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/027—Electrical or mechanical reduction of yoke vibration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
AU42567/78A 1977-12-19 1977-12-19 Reduction of feedback in electroacoustic systems Pending AU4256778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPD281177 1977-12-19

Publications (1)

Publication Number Publication Date
AU4256778A true AU4256778A (en) 1979-07-05

Family

ID=3767327

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42567/78A Pending AU4256778A (en) 1977-12-19 1977-12-19 Reduction of feedback in electroacoustic systems

Country Status (5)

Country Link
JP (1) JPS54148309A (en)
AU (1) AU4256778A (en)
DE (1) DE2854912A1 (en)
DK (1) DK571378A (en)
GB (1) GB2018089A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK159357C (en) * 1988-03-18 1991-03-04 Oticon As HEARING EQUIPMENT, NECESSARY FOR EQUIPMENT
USH1875H (en) * 1996-07-22 2000-10-03 Microtronic A/S Electroacoustic transducer
US7305098B2 (en) * 2002-05-24 2007-12-04 Phonak Ag Hearing device
DE10223544C1 (en) * 2002-05-27 2003-07-24 Siemens Audiologische Technik Amplifier device for hearing aid with microphone and pick-up coil inputs, has amplifier provided with separate filters for acoustic and inductive feedback compensation
EP1880575A1 (en) 2005-05-09 2008-01-23 Knowles Electronics, LLC Conjoined receiver and microphone assembly
CN101401449A (en) * 2006-04-04 2009-04-01 美商楼氏电子有限公司 Monitor transducer system and manufacturing method thereof
EP1895811B1 (en) * 2006-08-28 2016-06-08 Sonion Nederland B.V. Multiple receivers with a common acoustic spout
DK2134107T3 (en) 2008-06-11 2013-10-14 Sonion Nederland Bv Method of operating a hearing aid with improved ventilation
EP2601795B1 (en) 2010-08-03 2019-10-09 Sonova AG Receiver system for a hearing instrument
DE102014112784A1 (en) * 2014-09-04 2016-03-10 USound GmbH Speaker layout
US10516948B2 (en) 2017-02-28 2019-12-24 USound GmbH Loudspeaker arrangement
GB2601004A (en) 2020-11-17 2022-05-18 Cummins Power Generation Ltd Valve spring retainer incorporating lubrication oil trap

Also Published As

Publication number Publication date
DE2854912A1 (en) 1979-06-21
JPS54148309A (en) 1979-11-20
DK571378A (en) 1979-06-20
GB2018089A (en) 1979-10-10

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