AU4820099A - System for reducing the effects of acoustically noisy environments on detected sound signals - Google Patents

System for reducing the effects of acoustically noisy environments on detected sound signals

Info

Publication number
AU4820099A
AU4820099A AU48200/99A AU4820099A AU4820099A AU 4820099 A AU4820099 A AU 4820099A AU 48200/99 A AU48200/99 A AU 48200/99A AU 4820099 A AU4820099 A AU 4820099A AU 4820099 A AU4820099 A AU 4820099A
Authority
AU
Australia
Prior art keywords
reducing
effects
sound signals
detected sound
noisy environments
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
AU48200/99A
Inventor
Steven H. Puthuff
Jon C. Taenzer
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 AU4820099A publication Critical patent/AU4820099A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/24—Automatic control in frequency-selective amplifiers
    • H03G5/28—Automatic control in frequency-selective amplifiers having semiconductor devices
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/03—Aspects of the reduction of energy consumption in hearing devices
    • 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
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/356—Amplitude, e.g. amplitude shift or compression

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AU48200/99A 1998-06-30 1999-06-23 System for reducing the effects of acoustically noisy environments on detected sound signals Abandoned AU4820099A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10783698A 1998-06-30 1998-06-30
US09107836 1998-06-30
PCT/US1999/012817 WO2000001198A1 (en) 1998-06-30 1999-06-23 System for reducing the effects of acoustically noisy environments on detected sound signals

Publications (1)

Publication Number Publication Date
AU4820099A true AU4820099A (en) 2000-01-17

Family

ID=22318733

Family Applications (1)

Application Number Title Priority Date Filing Date
AU48200/99A Abandoned AU4820099A (en) 1998-06-30 1999-06-23 System for reducing the effects of acoustically noisy environments on detected sound signals

Country Status (2)

Country Link
AU (1) AU4820099A (en)
WO (1) WO2000001198A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006051071B4 (en) 2006-10-30 2010-12-16 Siemens Audiologische Technik Gmbh Level-dependent noise reduction
DE102007030067B4 (en) 2007-06-29 2011-08-25 Siemens Medical Instruments Pte. Ltd. Hearing aid with passive, input-level-dependent noise reduction and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2029141A (en) * 1978-08-26 1980-03-12 Viva Co Gain control arrangements
US4696044A (en) * 1986-09-29 1987-09-22 Waller Jr James K Dynamic noise reduction with logarithmic control
GB8701365D0 (en) * 1987-01-22 1987-02-25 Thomas L D Signal level control
US5371803A (en) * 1990-08-31 1994-12-06 Bellsouth Corporation Tone reduction circuit for headsets
US5170437A (en) * 1990-10-17 1992-12-08 Audio Teknology, Inc. Audio signal energy level detection method and apparatus
US5550925A (en) * 1991-01-07 1996-08-27 Canon Kabushiki Kaisha Sound processing device
US5206913A (en) * 1991-02-15 1993-04-27 Lectrosonics, Inc. Method and apparatus for logic controlled microphone equalization
CA2069356C (en) * 1991-07-17 1997-05-06 Gary Wayne Elko Adjustable filter for differential microphones

Also Published As

Publication number Publication date
WO2000001198A1 (en) 2000-01-06

Similar Documents

Publication Publication Date Title
AU2351500A (en) System and method for characterizing, synthesizing, and/or canceling out acoustic signals from inanimate sound sources
AU2865597A (en) Loudness-controlled processing of acoustic signals
AU8670498A (en) Noise cancellation system for active headsets
AU5282900A (en) Acoustic counter-sniper system
AU4649097A (en) Noise pair velocity and range echo location system
AU4856500A (en) Acoustic transducer and method of making the same
AU3591395A (en) Low noise amplifier for microphone
EP0755168A3 (en) Hearing aid with electrodynamic acoustic transducer
AU7614000A (en) Noise suppression system with dual microphone echo cancellation
AU3078099A (en) Personal sound masking system
AU3786599A (en) Non-nodal mounting system for acoustic horn
EP1073315A3 (en) Acoustic crosstalk cancellation system
AU3012397A (en) Acoustic echo canceler
AU4817397A (en) Cancellation of tool mode signal from combined signal
AU2697695A (en) Acoustic transducer
CA2204004A1 (en) Global sound microphone system
AU4599300A (en) Acoustic echo cancellation
AU4753797A (en) Low frequency noise suppression system
AU6022296A (en) Acoustic transducer components
AU4134499A (en) Method of sound signal processing and device for implementing the method
AU3666299A (en) High noise suppression microphone
AU6354998A (en) Acoustical ring and bell sound system
AU6917600A (en) Acoustic transducer panel
AU4820099A (en) System for reducing the effects of acoustically noisy environments on detected sound signals
AU1102697A (en) Sound reproduction device or microphone

Legal Events

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