AU2002302014A1 - Apparatus for reducing echoes and noises in telephone - Google Patents

Apparatus for reducing echoes and noises in telephone

Info

Publication number
AU2002302014A1
AU2002302014A1 AU2002302014A AU2002302014A AU2002302014A1 AU 2002302014 A1 AU2002302014 A1 AU 2002302014A1 AU 2002302014 A AU2002302014 A AU 2002302014A AU 2002302014 A AU2002302014 A AU 2002302014A AU 2002302014 A1 AU2002302014 A1 AU 2002302014A1
Authority
AU
Australia
Prior art keywords
noises
telephone
reducing echoes
echoes
reducing
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.)
Granted
Application number
AU2002302014A
Other versions
AU2002302014B2 (en
AU2002302014B9 (en
Inventor
Jung-Sik Kim
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 KR10-2001-0076157A external-priority patent/KR100459565B1/en
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of AU2002302014A1 publication Critical patent/AU2002302014A1/en
Publication of AU2002302014B2 publication Critical patent/AU2002302014B2/en
Application granted granted Critical
Publication of AU2002302014B9 publication Critical patent/AU2002302014B9/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

AU2002302014A 2001-12-04 2002-11-15 Apparatus for reducing echoes and noises in telephone Ceased AU2002302014B9 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2001-0076157A KR100459565B1 (en) 2001-12-04 2001-12-04 Device for reducing echo and noise in phone
KR76157/2001 2001-12-04

Publications (3)

Publication Number Publication Date
AU2002302014A1 true AU2002302014A1 (en) 2003-06-19
AU2002302014B2 AU2002302014B2 (en) 2004-08-19
AU2002302014B9 AU2002302014B9 (en) 2005-03-24

Family

ID=19716604

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002302014A Ceased AU2002302014B9 (en) 2001-12-04 2002-11-15 Apparatus for reducing echoes and noises in telephone

Country Status (5)

Country Link
US (1) US6934383B2 (en)
JP (1) JP4035036B2 (en)
KR (1) KR100459565B1 (en)
AU (1) AU2002302014B9 (en)
GB (1) GB2382949B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004312457A (en) * 2003-04-08 2004-11-04 Uniden Corp Echo cancellation circuit, ip telephone, and curl code
KR100532841B1 (en) * 2003-10-01 2005-12-02 삼성전자주식회사 Low noise transeiver
US8873669B1 (en) * 2004-12-20 2014-10-28 Apple Inc. Adaptable codec for selecting encoding scheme based on quality of experience
KR100594152B1 (en) * 2004-12-28 2006-06-28 삼성전자주식회사 Earphone jack deleting power-noise and the method
US8225143B2 (en) * 2008-01-28 2012-07-17 International Business Machines Corporation Method and apparatus to inject noise in a network system
US8630685B2 (en) * 2008-07-16 2014-01-14 Qualcomm Incorporated Method and apparatus for providing sidetone feedback notification to a user of a communication device with multiple microphones
US9202455B2 (en) * 2008-11-24 2015-12-01 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for enhanced active noise cancellation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1762924B1 (en) * 1968-09-24 1970-09-03 Siemens Ag Circuit arrangement for a telephone microphone amplifier with an amplifier output side feed
US4433215A (en) * 1979-02-26 1984-02-21 Tii Corporation Solid state hybrid circuits
FR2497433A1 (en) 1980-12-31 1982-07-02 Thomson Csf Mat Tel CIRCUIT FOR CONNECTING AN ACTIVE MICROPHONE, ESPECIALLY ELECTRET TO A TELEPHONE TRANSMISSION CIRCUIT
US4423282A (en) * 1981-06-29 1983-12-27 Hirosuke Suzuki Flat cable
DE3408145A1 (en) 1984-03-06 1985-09-12 Hagenuk GmbH, 2300 Kiel Circuit arrangement for a microphone amplifier of a telephone subscriber station
US4847443A (en) 1988-06-23 1989-07-11 Amphenol Corporation Round transmission line cable
FR2722636B1 (en) 1994-07-15 1996-09-20 Le Tourneur Gregoire SOUND DEVICE BY ELECTRET MICROPHONE
JPH11329092A (en) 1998-05-20 1999-11-30 Pfu Ltd Flat cable and laying method thereof
JP2993503B1 (en) 1999-01-06 1999-12-20 日本電気株式会社 Ground strip structure of flat cable

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