DE60121490D1 - Digitales schnurloses Telefonsystem mit Lautsprecher-funktion in dem entferten Handapparat - Google Patents

Digitales schnurloses Telefonsystem mit Lautsprecher-funktion in dem entferten Handapparat

Info

Publication number
DE60121490D1
DE60121490D1 DE60121490T DE60121490T DE60121490D1 DE 60121490 D1 DE60121490 D1 DE 60121490D1 DE 60121490 T DE60121490 T DE 60121490T DE 60121490 T DE60121490 T DE 60121490T DE 60121490 D1 DE60121490 D1 DE 60121490D1
Authority
DE
Germany
Prior art keywords
phone system
cordless phone
digital cordless
remote handset
speaker function
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.)
Expired - Lifetime
Application number
DE60121490T
Other languages
English (en)
Other versions
DE60121490T2 (de
Inventor
Vasu Iyengar
James Charles Popa
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.)
Agere Systems LLC
Original Assignee
Agere Systems Guardian 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
Application filed by Agere Systems Guardian Corp filed Critical Agere Systems Guardian Corp
Publication of DE60121490D1 publication Critical patent/DE60121490D1/de
Application granted granted Critical
Publication of DE60121490T2 publication Critical patent/DE60121490T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • 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
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
DE60121490T 2000-02-23 2001-02-22 Digitales schnurloses Telefonsystem mit Lautsprecher-funktion in dem entferten Handapparat Expired - Lifetime DE60121490T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/511,153 US6745055B1 (en) 2000-02-23 2000-02-23 Digital cordless telephone with speakerphone in a remote handset
US511153 2000-02-23

Publications (2)

Publication Number Publication Date
DE60121490D1 true DE60121490D1 (de) 2006-08-31
DE60121490T2 DE60121490T2 (de) 2007-03-15

Family

ID=24033664

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60121490T Expired - Lifetime DE60121490T2 (de) 2000-02-23 2001-02-22 Digitales schnurloses Telefonsystem mit Lautsprecher-funktion in dem entferten Handapparat

Country Status (5)

Country Link
US (1) US6745055B1 (de)
EP (1) EP1128646B1 (de)
JP (1) JP4331413B2 (de)
CA (1) CA2331156C (de)
DE (1) DE60121490T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7409195B2 (en) * 2000-09-08 2008-08-05 Nebo Wireless, Llc Wireless modem
AU2002216091A1 (en) * 2000-12-12 2002-06-24 Telefonaktiebolaget Lm Ericsson (Publ) Audio output stage for a mobile telephone
KR20020075198A (ko) * 2001-12-10 2002-10-04 (주)세영정보통신 디지털 무선 핸즈 프리 장치
US7221659B1 (en) * 2001-12-31 2007-05-22 Cisco Technology, Inc. Method and system for managing erroneous attenuation of signal
FR2835998B1 (fr) * 2002-02-08 2005-11-18 France Telecom Appareil de telecommunication mobile anthropomorphe
US20040204154A1 (en) * 2002-03-01 2004-10-14 Li-Jung Chang Wireless transmitter-receiver set for mobile phone
KR100896484B1 (ko) 2002-04-08 2009-05-08 엘지전자 주식회사 이동통신시스템에서 데이터 전송 무선통신방법 및 무선통신장치
US20040087321A1 (en) 2002-11-06 2004-05-06 Ernie Lin Circuitry to establish a wireless communication link
US20040185896A1 (en) * 2003-03-21 2004-09-23 Riedl Wilhelm Ernst Controlled processing of audio and command data in a digital cordless telephone
US20050026560A1 (en) * 2003-07-28 2005-02-03 Fellowes Inc. Audio communications system including wireless microphone and wireless speaker
KR100701856B1 (ko) * 2005-08-12 2007-04-02 삼성전자주식회사 이동통신 단말기에서 메시지의 배경효과 제공 방법
US7689233B2 (en) * 2005-12-30 2010-03-30 Vtech Telecommunications Limited Remote switching for handset handsfree speakerphone
TW200845718A (en) * 2007-03-09 2008-11-16 Fortemedia Inc Method and apparatus for echo cancellation
TW200845717A (en) * 2007-03-09 2008-11-16 Fortemedia Inc Telephone system and fill-duplex speakerphone adapter
JP4297182B2 (ja) * 2007-07-20 2009-07-15 株式会社デンソー 受信装置
CN101453532B (zh) * 2007-11-30 2013-03-20 博通集成电路（上海）有限公司 用于扬声器开关中的声音处理装置
EP2679021B1 (de) * 2011-02-22 2016-02-17 Revolabs, Inc. Systeme und verfahren zur unterdrückung akustischer echos mithilfe drahtloser mikrofone und lautsprecher

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4378603A (en) * 1980-12-23 1983-03-29 Motorola, Inc. Radiotelephone with hands-free operation
US4715063A (en) * 1985-08-20 1987-12-22 Motorola, Inc. Speakerphone for radio and landline telephones
US4928306A (en) * 1989-02-28 1990-05-22 International Business Machines Corporation Dynamically configurable telephone
JP2941963B2 (ja) 1991-01-17 1999-08-30 キヤノン株式会社 コードレス電話装置
JPH07264280A (ja) * 1994-03-24 1995-10-13 Matsushita Electric Ind Co Ltd コードレス電話装置
JPH08149546A (ja) 1994-11-22 1996-06-07 Sony Corp コードレス電話機
JP2954000B2 (ja) 1995-08-21 1999-09-27 日本電気通信システム株式会社 移動通信システム
US5612996A (en) 1995-09-21 1997-03-18 Rockwell International Corporation Loop gain processing system for speakerphone applications
DE19600965C2 (de) * 1996-01-12 2001-08-23 Siemens Ag Mobiles Fernsprechendgerät
US5917425A (en) * 1996-01-22 1999-06-29 Wireless Communiations Products, Llc IR/RF locator
US5832390A (en) * 1996-07-03 1998-11-03 Ericsson, Inc. Untethered microphone and base unit
FI113600B (fi) 1996-09-17 2004-05-14 Nokia Corp Signalointi digitaalisessa matkaviestinjärjestelmässä
US5930719A (en) 1996-09-19 1999-07-27 Wireless Logic, Inc. Data and voice cordless telephone system
US6377679B1 (en) * 1996-12-26 2002-04-23 Kabushiki Kaisha Kobe Seiko Sho Speakerphone
US5867574A (en) 1997-05-19 1999-02-02 Lucent Technologies Inc. Voice activity detection system and method
US6449491B1 (en) * 1999-05-10 2002-09-10 Ericsson Inc. Apparatus and methods for conducting group calls in wireless communications systems
US6516200B1 (en) * 1999-10-28 2003-02-04 Ericsson Inc. Controlling communications terminal response to group call page based on group call characteristics

Also Published As

Publication number Publication date
EP1128646B1 (de) 2006-07-19
JP4331413B2 (ja) 2009-09-16
CA2331156A1 (en) 2001-08-23
EP1128646A2 (de) 2001-08-29
DE60121490T2 (de) 2007-03-15
JP2001285513A (ja) 2001-10-12
US6745055B1 (en) 2004-06-01
EP1128646A3 (de) 2003-12-17
CA2331156C (en) 2005-09-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition