AU3397600A - System and method for ambient noise cancellation in a wireless communication device - Google Patents

System and method for ambient noise cancellation in a wireless communication device

Info

Publication number
AU3397600A
AU3397600A AU33976/00A AU3397600A AU3397600A AU 3397600 A AU3397600 A AU 3397600A AU 33976/00 A AU33976/00 A AU 33976/00A AU 3397600 A AU3397600 A AU 3397600A AU 3397600 A AU3397600 A AU 3397600A
Authority
AU
Australia
Prior art keywords
wireless communication
communication device
ambient noise
noise cancellation
cancellation
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
AU33976/00A
Inventor
Peter Tsai
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.)
Verizon Business Global LLC
Original Assignee
MCI Worldcom Inc
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 MCI Worldcom Inc filed Critical MCI Worldcom Inc
Publication of AU3397600A publication Critical patent/AU3397600A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AU33976/00A 1999-03-11 2000-03-10 System and method for ambient noise cancellation in a wireless communication device Abandoned AU3397600A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US26592999A 1999-03-11 1999-03-11
US09265929 1999-03-11
PCT/US2000/006464 WO2000053138A1 (en) 1999-03-11 2000-03-10 System and method for ambient noise cancellation in a wireless communication device

Publications (1)

Publication Number Publication Date
AU3397600A true AU3397600A (en) 2000-09-28

Family

ID=23012461

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33976/00A Abandoned AU3397600A (en) 1999-03-11 2000-03-10 System and method for ambient noise cancellation in a wireless communication device

Country Status (2)

Country Link
AU (1) AU3397600A (en)
WO (1) WO2000053138A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0106269D0 (en) * 2001-03-14 2001-05-02 Auntiegravity Ltd Improvements in noise cancellation
US7162212B2 (en) * 2003-09-22 2007-01-09 Agere Systems Inc. System and method for obscuring unwanted ambient noise and handset and central office equipment incorporating the same
US20050136848A1 (en) * 2003-12-22 2005-06-23 Matt Murray Multi-mode audio processors and methods of operating the same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5673325A (en) * 1992-10-29 1997-09-30 Andrea Electronics Corporation Noise cancellation apparatus

Also Published As

Publication number Publication date
WO2000053138A1 (en) 2000-09-14

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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