AU4468200A - Anti-feedback, full-duplex headset - Google Patents

Anti-feedback, full-duplex headset

Info

Publication number
AU4468200A
AU4468200A AU44682/00A AU4468200A AU4468200A AU 4468200 A AU4468200 A AU 4468200A AU 44682/00 A AU44682/00 A AU 44682/00A AU 4468200 A AU4468200 A AU 4468200A AU 4468200 A AU4468200 A AU 4468200A
Authority
AU
Australia
Prior art keywords
headset
duplex
feedback
full
duplex headset
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.)
Abandoned
Application number
AU44682/00A
Inventor
William J. Mercer
Steven H. Puthuff
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.)
GN Hearing Care Corp
Original Assignee
GN Hearing Care Corp
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 GN Hearing Care Corp filed Critical GN Hearing Care Corp
Publication of AU4468200A publication Critical patent/AU4468200A/en
Abandoned 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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/453—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback electronically
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Neurosurgery (AREA)
  • Headphones And Earphones (AREA)
AU44682/00A 1999-04-19 2000-04-18 Anti-feedback, full-duplex headset Abandoned AU4468200A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29383799A 1999-04-19 1999-04-19
US09293837 1999-04-19
PCT/US2000/010444 WO2000064216A1 (en) 1999-04-19 2000-04-18 Anti-feedback, full-duplex headset

Publications (1)

Publication Number Publication Date
AU4468200A true AU4468200A (en) 2000-11-02

Family

ID=23130801

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44682/00A Abandoned AU4468200A (en) 1999-04-19 2000-04-18 Anti-feedback, full-duplex headset

Country Status (2)

Country Link
AU (1) AU4468200A (en)
WO (1) WO2000064216A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001333161A (en) * 2000-05-18 2001-11-30 Nec Corp Portable terminal
AT411950B (en) 2001-04-27 2004-07-26 Ribic Gmbh Dr METHOD FOR CONTROLLING A HEARING AID
EP2071874B1 (en) 2007-12-14 2016-05-04 Oticon A/S Hearing device, hearing device system and method of controlling the hearing device system
US8923524B2 (en) * 2012-01-01 2014-12-30 Qualcomm Incorporated Ultra-compact headset
BE1023504B1 (en) * 2015-09-02 2017-04-10 Big Boy Systems PORTABLE AUDIO-VIDEO RECORDING DEVICE
DE102017105767A1 (en) 2017-03-17 2018-09-20 Sennheiser Electronic Gmbh & Co. Kg Earphones with separate microphones for binaural recordings and to telephone

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982004479A1 (en) * 1981-06-12 1982-12-23 Chaplin George Brian Barrie Method and apparatus for reducing repetitive noise entering the ear
US4882745A (en) * 1987-05-08 1989-11-21 Silver Alan H Cordless headset telephone
US5182774A (en) * 1990-07-20 1993-01-26 Telex Communications, Inc. Noise cancellation headset

Also Published As

Publication number Publication date
WO2000064216A1 (en) 2000-10-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase