ATE426271T1 - Tragbares kommunikationsgerat - Google Patents

Tragbares kommunikationsgerat

Info

Publication number
ATE426271T1
ATE426271T1 AT01983879T AT01983879T ATE426271T1 AT E426271 T1 ATE426271 T1 AT E426271T1 AT 01983879 T AT01983879 T AT 01983879T AT 01983879 T AT01983879 T AT 01983879T AT E426271 T1 ATE426271 T1 AT E426271T1
Authority
AT
Austria
Prior art keywords
communication device
portable communication
electronic signals
transmitter
transmission
Prior art date
Application number
AT01983879T
Other languages
English (en)
Inventor
Claes Pehrsson
Original Assignee
Ericsson Telefon Ab L M
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 SE0004266A external-priority patent/SE520513C2/sv
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE426271T1 publication Critical patent/ATE426271T1/de

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
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • 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
    • 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
    • H04M1/6041—Portable telephones adapted for handsfree use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Lock And Its Accessories (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Transceivers (AREA)
AT01983879T 2000-11-21 2001-11-09 Tragbares kommunikationsgerat ATE426271T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0004266A SE520513C2 (sv) 2000-11-21 2000-11-21 Portabel kommunikationsapparat för konferenssamtal
US25429300P 2000-12-08 2000-12-08

Publications (1)

Publication Number Publication Date
ATE426271T1 true ATE426271T1 (de) 2009-04-15

Family

ID=26655315

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01983879T ATE426271T1 (de) 2000-11-21 2001-11-09 Tragbares kommunikationsgerat

Country Status (6)

Country Link
US (1) US6937852B2 (de)
EP (1) EP1336253B1 (de)
AT (1) ATE426271T1 (de)
AU (2) AU2002215274A1 (de)
DE (1) DE60138035D1 (de)
WO (1) WO2002043261A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100547701B1 (ko) * 2003-02-21 2006-01-31 삼성전자주식회사 음성 출력의 스위칭이 가능한 이동통신 단말기와 그에따른 동시 서비스 이용시의 음성 처리 방법
US7219270B1 (en) * 2003-11-21 2007-05-15 Lsi Logic Corporation Device and method for using a lessened load to measure signal skew at the output of an integrated circuit
US7957771B2 (en) * 2004-06-21 2011-06-07 At&T Mobility Ii Llc Hands-free conferencing apparatus and method for use with a wireless telephone
US7649522B2 (en) * 2005-10-11 2010-01-19 Fish & Richardson P.C. Human interface input acceleration system
US8311210B1 (en) * 2006-06-30 2012-11-13 Plantronics, Inc. Isolated high gain line amplifier circuit
US8406415B1 (en) 2007-03-14 2013-03-26 Clearone Communications, Inc. Privacy modes in an open-air multi-port conferencing device
US8654955B1 (en) * 2007-03-14 2014-02-18 Clearone Communications, Inc. Portable conferencing device with videoconferencing option
US8077857B1 (en) 2007-03-14 2011-12-13 Clearone Communications, Inc. Portable speakerphone device with selective mixing
US8290142B1 (en) 2007-11-12 2012-10-16 Clearone Communications, Inc. Echo cancellation in a portable conferencing device with externally-produced audio
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
JPH01114245A (ja) * 1987-10-28 1989-05-02 Oki Electric Ind Co Ltd マイク切替回路
US5191593A (en) * 1991-05-31 1993-03-02 Motorola, Inc. Conference call feature for spread spectrum cordless telephone
JP3046203B2 (ja) * 1994-05-18 2000-05-29 三菱電機株式会社 ハンズフリー通話装置
SE504010C2 (sv) * 1995-02-08 1996-10-14 Ericsson Telefon Ab L M Förfarande och anordning för prediktiv kodning av tal- och datasignaler
JP3235654B2 (ja) * 1997-11-18 2001-12-04 日本電気株式会社 無線電話装置
US6078809A (en) * 1998-02-27 2000-06-20 Motorola, Inc. Method and apparatus for performing a multi-party communication in a communication system
FI981508A (fi) * 1998-06-30 1999-12-31 Nokia Mobile Phones Ltd Menetelmä, laite ja järjestelmä käyttäjän tilan arvioimiseksi
US6321080B1 (en) * 1999-03-15 2001-11-20 Lucent Technologies, Inc. Conference telephone utilizing base and handset transducers
US6839417B2 (en) * 2002-09-10 2005-01-04 Myriad Entertainment, Inc. Method and apparatus for improved conference call management

Also Published As

Publication number Publication date
DE60138035D1 (de) 2009-04-30
EP1336253B1 (de) 2009-03-18
AU2002215274A1 (en) 2002-06-03
US6937852B2 (en) 2005-08-30
AU1527402A (en) 2002-06-03
WO2002043261A2 (en) 2002-05-30
WO2002043261A3 (en) 2002-10-03
EP1336253A2 (de) 2003-08-20
US20020061103A1 (en) 2002-05-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties