ATE243893T1 - Interferenzunterdrückungssystem und verfahren mit doppelverarbeitung - Google Patents

Interferenzunterdrückungssystem und verfahren mit doppelverarbeitung

Info

Publication number
ATE243893T1
ATE243893T1 AT98915062T AT98915062T ATE243893T1 AT E243893 T1 ATE243893 T1 AT E243893T1 AT 98915062 T AT98915062 T AT 98915062T AT 98915062 T AT98915062 T AT 98915062T AT E243893 T1 ATE243893 T1 AT E243893T1
Authority
AT
Austria
Prior art keywords
processing
broadband
dual
processing method
interference suppression
Prior art date
Application number
AT98915062T
Other languages
English (en)
Inventor
Joseph Marash
Original Assignee
Andrea Electronics 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
Priority claimed from US08/840,159 external-priority patent/US6178248B1/en
Application filed by Andrea Electronics Corp filed Critical Andrea Electronics Corp
Application granted granted Critical
Publication of ATE243893T1 publication Critical patent/ATE243893T1/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
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers

Landscapes

  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Noise Elimination (AREA)
  • Hardware Redundancy (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Numerical Control (AREA)
AT98915062T 1997-04-14 1998-04-14 Interferenzunterdrückungssystem und verfahren mit doppelverarbeitung ATE243893T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/840,159 US6178248B1 (en) 1997-04-14 1997-04-14 Dual-processing interference cancelling system and method
US09/055,709 US6332028B1 (en) 1997-04-14 1998-04-07 Dual-processing interference cancelling system and method
PCT/IL1998/000179 WO1998047227A1 (en) 1997-04-14 1998-04-14 Dual-processing interference cancelling system and method

Publications (1)

Publication Number Publication Date
ATE243893T1 true ATE243893T1 (de) 2003-07-15

Family

ID=26734553

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98915062T ATE243893T1 (de) 1997-04-14 1998-04-14 Interferenzunterdrückungssystem und verfahren mit doppelverarbeitung

Country Status (11)

Country Link
EP (1) EP0976197B1 (de)
JP (1) JP2001520821A (de)
CN (1) CN1260087A (de)
AT (1) ATE243893T1 (de)
AU (1) AU6933098A (de)
CA (1) CA2286982A1 (de)
DE (1) DE69815836T2 (de)
DK (1) DK0976197T3 (de)
ES (1) ES2201477T3 (de)
IL (1) IL132206A0 (de)
WO (1) WO1998047227A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6885752B1 (en) 1994-07-08 2005-04-26 Brigham Young University Hearing aid device incorporating signal processing techniques
WO2000030404A1 (en) * 1998-11-16 2000-05-25 The Board Of Trustees Of The University Of Illinois Binaural signal processing techniques
US6084973A (en) * 1997-12-22 2000-07-04 Audio Technica U.S., Inc. Digital and analog directional microphone
US6339647B1 (en) 1999-02-05 2002-01-15 Topholm & Westermann Aps Hearing aid with beam forming properties
US6480610B1 (en) 1999-09-21 2002-11-12 Sonic Innovations, Inc. Subband acoustic feedback cancellation in hearing aids
US6757395B1 (en) 2000-01-12 2004-06-29 Sonic Innovations, Inc. Noise reduction apparatus and method
US7274794B1 (en) 2001-08-10 2007-09-25 Sonic Innovations, Inc. Sound processing system including forward filter that exhibits arbitrary directivity and gradient response in single wave sound environment
CN103037378B (zh) * 2011-09-29 2016-08-03 联芯科技有限公司 非同步干扰数据下的干扰消除方法和装置
DE102012202469B3 (de) 2012-02-17 2013-01-17 Siemens Medical Instruments Pte. Ltd. Hörvorrichtung mit einem adaptiven Filter und Verfahren zum Filtern eines Audiosignal
JP6048370B2 (ja) * 2013-10-24 2016-12-21 トヨタ自動車株式会社 制動装置
US10200075B2 (en) * 2016-03-04 2019-02-05 Raytheon Company Discrete time analog signal processing for simultaneous transmit and receive
CN106877840A (zh) * 2017-01-04 2017-06-20 深圳怡化电脑股份有限公司 一种机械振动误差消除方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243624A (en) * 1991-07-26 1993-09-07 General Instrument Corporation Method and apparatus for updating coefficients in a complex adaptive equalizer
CA2164025A1 (en) * 1995-01-04 1996-07-05 David Goodwin Shaw Sub-band signal processor
US5825898A (en) * 1996-06-27 1998-10-20 Lamar Signal Processing Ltd. System and method for adaptive interference cancelling

Also Published As

Publication number Publication date
JP2001520821A (ja) 2001-10-30
WO1998047227A1 (en) 1998-10-22
ES2201477T3 (es) 2004-03-16
AU6933098A (en) 1998-11-11
EP0976197A1 (de) 2000-02-02
CN1260087A (zh) 2000-07-12
CA2286982A1 (en) 1998-10-22
DK0976197T3 (da) 2003-10-20
DE69815836D1 (de) 2003-07-31
DE69815836T2 (de) 2004-01-29
EP0976197B1 (de) 2003-06-25
IL132206A0 (en) 2001-07-24

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