DK0976197T3 - Dobbeltbehandlings-interferensannuleringssystem og fremgangsmåde - Google Patents

Dobbeltbehandlings-interferensannuleringssystem og fremgangsmåde

Info

Publication number
DK0976197T3
DK0976197T3 DK98915062T DK98915062T DK0976197T3 DK 0976197 T3 DK0976197 T3 DK 0976197T3 DK 98915062 T DK98915062 T DK 98915062T DK 98915062 T DK98915062 T DK 98915062T DK 0976197 T3 DK0976197 T3 DK 0976197T3
Authority
DK
Denmark
Prior art keywords
processing
broadband
dual
interference cancellation
cancellation system
Prior art date
Application number
DK98915062T
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 DK0976197T3 publication Critical patent/DK0976197T3/da

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)
  • Radar Systems Or Details Thereof (AREA)
  • Numerical Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DK98915062T 1997-04-14 1998-04-14 Dobbeltbehandlings-interferensannuleringssystem og fremgangsmåde DK0976197T3 (da)

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
DK0976197T3 true DK0976197T3 (da) 2003-10-20

Family

ID=26734553

Family Applications (1)

Application Number Title Priority Date Filing Date
DK98915062T DK0976197T3 (da) 1997-04-14 1998-04-14 Dobbeltbehandlings-interferensannuleringssystem og fremgangsmåde

Country Status (11)

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

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
US6084973A (en) * 1997-12-22 2000-07-04 Audio Technica U.S., Inc. Digital and analog directional microphone
CN1333994A (zh) * 1998-11-16 2002-01-30 伊利诺伊大学评议会 双路立体声信号处理技术
JP4468588B2 (ja) * 1999-02-05 2010-05-26 ヴェーデクス・アクティーセルスカプ ビーム形成特性を有する補聴器
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
CA2286982A1 (en) 1998-10-22
DE69815836D1 (de) 2003-07-31
IL132206A0 (en) 2001-07-24
AU6933098A (en) 1998-11-11
EP0976197A1 (en) 2000-02-02
ES2201477T3 (es) 2004-03-16
DE69815836T2 (de) 2004-01-29
JP2001520821A (ja) 2001-10-30
EP0976197B1 (en) 2003-06-25
ATE243893T1 (de) 2003-07-15
CN1260087A (zh) 2000-07-12
WO1998047227A1 (en) 1998-10-22

Similar Documents

Publication Publication Date Title
AU552258B2 (en) Method and apparatus for low frequency active attenuation
DK0976197T3 (da) Dobbeltbehandlings-interferensannuleringssystem og fremgangsmåde
FR2729024B1 (da)
SG153658A1 (en) Reconstruction of the spectrum of an audiosignal with incomplete spectrum based on frequency translation
NO981713D0 (no) FremgangsmÕte ved ekko-kansellering, omfattende dualt adaptivt filter
FI955947A7 (fi) Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaisesta puheesta sekä matkaviestin
NO316576B1 (no) Digitalt høreapparat samt anordning og fremgangsmåte for programmering av dette
EP0685936A3 (en) Adaptive antenna matching network.
EP0622779A3 (en) Active noise attenuation device with multiple adaptive filter.
DE69521852D1 (de) Adaptiver spreizspektrumempfänger
DE69128221D1 (de) Akustische adaptive Vorrichtung zur Löschung von Geräuschsignalen.
EP0465174A3 (en) Adaptive active noise cancellation apparatus
EP0480354A3 (en) Electron wave interference devices and related methods for modulating an interference current and for branching electron waves
EP1542444A3 (en) An echo canceler circuit and method
DE69739208D1 (de) Elimination von akustischen rückkopplung mit einem adaptiven notchfilteralgoritmus
EP0904668A4 (en) Adaptive capacity and quality improvements in cellular radio services by the removal of strong interference sources
ATE356469T1 (de) Verstärkungsregelung von audiosignalen in lärmender umgebung mit hilfe einer filterbank
GB9613209D0 (en) Spread spectrum communication apparatus,and demodulator,surface acoustic wave element and surface acoustic wave parts for spread spectrum communication
AU3291795A (en) Method and device for cancelling received frequency offset
SE9500824L (sv) Sätt och anordning för datakommunikation
WO2002061981A3 (en) Fiber optic communications
TR24998A (tr) Hiperfrekans dalgalarini yönlendiren band eliminatör filtresi.
SE9503545L (sv) Adaptivt ekosläckningsförfarande
ATE349810T1 (de) Interferenzvermeidung zwischen elektrischen geräten
DE69108862D1 (de) Drossel, insbesondere für Kurzwellen.