NZ240955A - Acoustic noise cancelling for radio telephone microphone - Google Patents

Acoustic noise cancelling for radio telephone microphone

Info

Publication number
NZ240955A
NZ240955A NZ24095591A NZ24095591A NZ240955A NZ 240955 A NZ240955 A NZ 240955A NZ 24095591 A NZ24095591 A NZ 24095591A NZ 24095591 A NZ24095591 A NZ 24095591A NZ 240955 A NZ240955 A NZ 240955A
Authority
NZ
New Zealand
Prior art keywords
radio telephone
acoustic noise
noise cancelling
telephone microphone
microphone
Prior art date
Application number
NZ24095591A
Inventor
Vinod Kumar
Francois Robbe
Original Assignee
Alcatel 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 Alcatel Australia filed Critical Alcatel Australia
Publication of NZ240955A publication Critical patent/NZ240955A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
NZ24095591A 1990-12-27 1991-12-12 Acoustic noise cancelling for radio telephone microphone NZ240955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9016316A FR2671221B1 (en) 1990-12-27 1990-12-27 DEVICE FOR CANCELING ACOUSTIC NOISE.

Publications (1)

Publication Number Publication Date
NZ240955A true NZ240955A (en) 1994-04-27

Family

ID=9403698

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ24095591A NZ240955A (en) 1990-12-27 1991-12-12 Acoustic noise cancelling for radio telephone microphone

Country Status (3)

Country Link
AU (1) AU651636B2 (en)
FR (1) FR2671221B1 (en)
NZ (1) NZ240955A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2760373B2 (en) * 1995-03-03 1998-05-28 日本電気株式会社 Noise canceller

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4649505A (en) * 1984-07-02 1987-03-10 General Electric Company Two-input crosstalk-resistant adaptive noise canceller
US4591669A (en) * 1984-09-26 1986-05-27 At&T Bell Laboratories Adaptive filter update gain normalization

Also Published As

Publication number Publication date
AU651636B2 (en) 1994-07-28
AU8884591A (en) 1992-07-02
FR2671221B1 (en) 1995-03-31
FR2671221A1 (en) 1992-07-03

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