ATE530006T1 - Mobiles kommunikationsendgerät mit einem lautsprecher und verfahren zur entfernung von rückkopplungeffekten bei benutzung des lautsprechers - Google Patents

Mobiles kommunikationsendgerät mit einem lautsprecher und verfahren zur entfernung von rückkopplungeffekten bei benutzung des lautsprechers

Info

Publication number
ATE530006T1
ATE530006T1 AT05028666T AT05028666T ATE530006T1 AT E530006 T1 ATE530006 T1 AT E530006T1 AT 05028666 T AT05028666 T AT 05028666T AT 05028666 T AT05028666 T AT 05028666T AT E530006 T1 ATE530006 T1 AT E530006T1
Authority
AT
Austria
Prior art keywords
speaker
voice input
mobile communications
communications terminal
speaker phone
Prior art date
Application number
AT05028666T
Other languages
English (en)
Inventor
Seung Jong Park
Original Assignee
Lg Electronics 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 Lg Electronics Inc filed Critical Lg Electronics Inc
Application granted granted Critical
Publication of ATE530006T1 publication Critical patent/ATE530006T1/de

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40Circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/60Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H04M1/6041Portable telephones adapted for handsfree use
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/60Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6008Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Set Structure (AREA)
AT05028666T 2004-12-29 2005-12-29 Mobiles kommunikationsendgerät mit einem lautsprecher und verfahren zur entfernung von rückkopplungeffekten bei benutzung des lautsprechers ATE530006T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040114982A KR100628111B1 (ko) 2004-12-29 2004-12-29 스피커폰 기능을 갖는 이동 통신 단말기 및 스피커폰사용시 피드백 효과 제거방법

Publications (1)

Publication Number Publication Date
ATE530006T1 true ATE530006T1 (de) 2011-11-15

Family

ID=36062150

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05028666T ATE530006T1 (de) 2004-12-29 2005-12-29 Mobiles kommunikationsendgerät mit einem lautsprecher und verfahren zur entfernung von rückkopplungeffekten bei benutzung des lautsprechers

Country Status (6)

Country Link
US (1) US7715797B2 (de)
EP (1) EP1677498B1 (de)
JP (1) JP2006191571A (de)
KR (1) KR100628111B1 (de)
CN (1) CN1798193B (de)
AT (1) ATE530006T1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4688701B2 (ja) * 2006-03-09 2011-05-25 富士通東芝モバイルコミュニケーションズ株式会社 通信端末
TWI354455B (en) * 2007-08-21 2011-12-11 Asustek Comp Inc Communication device
US8284926B2 (en) * 2007-09-26 2012-10-09 Avaya Inc. Enterprise-distributed noise management
JP5339852B2 (ja) 2008-10-29 2013-11-13 三洋電機株式会社 録音装置
US8964966B2 (en) * 2010-09-15 2015-02-24 Avaya Inc. Multi-microphone system to support bandpass filtering for analog-to-digital conversions at different data rates
US10751001B2 (en) 2013-12-03 2020-08-25 General Electric Company Systems and methods for tracking and analysis of electrical-physiological interference
US11158210B2 (en) 2017-11-08 2021-10-26 International Business Machines Corporation Cognitive real-time feedback speaking coach on a mobile device

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790002A (en) * 1986-08-08 1988-12-06 Dictaphone Corporation Telephone device and method for operating a telephone device
JPH01175347A (ja) 1987-12-29 1989-07-11 Fujitsu Ten Ltd ハウリング防止装置
JPH04185145A (ja) 1990-11-20 1992-07-02 Matsushita Electric Ind Co Ltd ハンズフリー電話機
JP2894882B2 (ja) 1991-11-14 1999-05-24 日本電気株式会社 ハンズフリー電話装置
US5732143A (en) 1992-10-29 1998-03-24 Andrea Electronics Corp. Noise cancellation apparatus
US5557653A (en) * 1993-07-27 1996-09-17 Spectralink Corporation Headset for hands-free wireless telephone
JP3244062B2 (ja) 1998-09-04 2002-01-07 日本電気株式会社 車載ハンズフリー電話装置
KR100283180B1 (ko) 1998-12-17 2001-04-02 윤종용 이동 전화단말기에서 기능 선택방법
JP2000270067A (ja) * 1999-03-16 2000-09-29 Nec Corp 携帯電話機
JP4261688B2 (ja) 1999-07-01 2009-04-30 キヤノン株式会社 通信機能付き撮像装置およびその制御方法
JP2002010320A (ja) 2000-06-20 2002-01-11 Matsushita Electric Ind Co Ltd 無線端末装置
JP2002010344A (ja) 2000-06-20 2002-01-11 Matsushita Electric Ind Co Ltd 無線端末装置
US7206418B2 (en) * 2001-02-12 2007-04-17 Fortemedia, Inc. Noise suppression for a wireless communication device
US20030044025A1 (en) * 2001-08-29 2003-03-06 Innomedia Pte Ltd. Circuit and method for acoustic source directional pattern determination utilizing two microphones
US20040204207A1 (en) * 2002-05-06 2004-10-14 Parker John A. Hat for hands-free telephone operation
JP3680042B2 (ja) 2002-06-11 2005-08-10 株式会社東芝 ハンズフリーユニットおよび移動無線端末装置
KR100444572B1 (ko) 2002-08-23 2004-08-16 삼성전자주식회사 원웨이 스피커폰 기능을 구비한 통신기기 및 그 제어방법
US7003099B1 (en) * 2002-11-15 2006-02-21 Fortmedia, Inc. Small array microphone for acoustic echo cancellation and noise suppression
GB2399928A (en) 2003-03-24 2004-09-29 Nec Technologies Baby or child monitor incorporating mobile telephone

Also Published As

Publication number Publication date
KR100628111B1 (ko) 2006-09-26
EP1677498B1 (de) 2011-10-19
CN1798193B (zh) 2011-06-08
US20060142070A1 (en) 2006-06-29
EP1677498A1 (de) 2006-07-05
KR20060076531A (ko) 2006-07-04
JP2006191571A (ja) 2006-07-20
CN1798193A (zh) 2006-07-05
US7715797B2 (en) 2010-05-11

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