WO2002043261A3 - A portable communication device and a method for conference calls - Google Patents

A portable communication device and a method for conference calls Download PDF

Info

Publication number
WO2002043261A3
WO2002043261A3 PCT/SE2001/002483 SE0102483W WO0243261A3 WO 2002043261 A3 WO2002043261 A3 WO 2002043261A3 SE 0102483 W SE0102483 W SE 0102483W WO 0243261 A3 WO0243261 A3 WO 0243261A3
Authority
WO
WIPO (PCT)
Prior art keywords
communication device
portable communication
conference calls
electronic signals
transmitter
Prior art date
Application number
PCT/SE2001/002483
Other languages
French (fr)
Other versions
WO2002043261A2 (en
Inventor
Claes Goeran Pehrsson
Original Assignee
Ericsson Telefon Ab L M
Claes Goeran Pehrsson
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/en
Application filed by Ericsson Telefon Ab L M, Claes Goeran Pehrsson filed Critical Ericsson Telefon Ab L M
Priority to DE60138035T priority Critical patent/DE60138035D1/en
Priority to AU2002215274A priority patent/AU2002215274A1/en
Priority to EP01983879A priority patent/EP1336253B1/en
Priority to AU1527402A priority patent/AU1527402A/en
Publication of WO2002043261A2 publication Critical patent/WO2002043261A2/en
Publication of WO2002043261A3 publication Critical patent/WO2002043261A3/en

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

Abstract

A portable communication device for conference calls, comprising at least first and second speech encoder paths with first and second inputs (2a, 2b, 3) for connection to first and second recording devices (4, 5), respectively, and at least one support (6, 7) connected to signal processor means (8; 8') for receiving and processing first and second electronic signals from said recording devices (4, 5) via said first and second speech encoder paths for transmission to a transmitter/receiver (10) operatively connected to said signal processor means (8, 8'), wherein said apparatus is adapted to receive said first and second electronic signals simultaneously even if the signals are different, and said apparatus comprise a summator (8; 27) adapted to sum said first and second electronic signals into a sum signal for transmission to said transmitter/receiver (10).
PCT/SE2001/002483 2000-11-21 2001-11-09 A portable communication device and a method for conference calls WO2002043261A2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE60138035T DE60138035D1 (en) 2000-11-21 2001-11-09 PORTABLE COMMUNICATION DEVICE
AU2002215274A AU2002215274A1 (en) 2000-11-21 2001-11-09 A portable communication device and a method for conference calls
EP01983879A EP1336253B1 (en) 2000-11-21 2001-11-09 A portable communication device
AU1527402A AU1527402A (en) 2000-11-21 2001-11-22 A portable communication device

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE0004266-3 2000-11-21
SE0004266A SE520513C2 (en) 2000-11-21 2000-11-21 Portable communication device e.g. mobile phone for conference call, has CODEC which receives two different electronic signals from corresponding earphones, simultaneously
US25429300P 2000-12-08 2000-12-08
US60/254,293 2000-12-08

Publications (2)

Publication Number Publication Date
WO2002043261A2 WO2002043261A2 (en) 2002-05-30
WO2002043261A3 true WO2002043261A3 (en) 2002-10-03

Family

ID=26655315

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SE2001/002483 WO2002043261A2 (en) 2000-11-21 2001-11-09 A portable communication device and a method for conference calls

Country Status (6)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100547701B1 (en) * 2003-02-21 2006-01-31 삼성전자주식회사 Mobile Terminal Capable of Audible Output Switching And Method of Audible Processing for Concurrent Service According to it
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
US8654955B1 (en) * 2007-03-14 2014-02-18 Clearone Communications, Inc. Portable conferencing device with videoconferencing option
US8406415B1 (en) 2007-03-14 2013-03-26 Clearone Communications, Inc. Privacy modes in an open-air multi-port conferencing device
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01114245A (en) * 1987-10-28 1989-05-02 Oki Electric Ind Co Ltd Microphone switching circuit
US5546458A (en) * 1994-05-18 1996-08-13 Mitsubishi Denki Kabushiki Kaisha Handsfree communication apparatus
GB2332130A (en) * 1997-11-18 1999-06-09 Nec Corp Mobile telephone with voice data memory

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5191593A (en) * 1991-05-31 1993-03-02 Motorola, Inc. Conference call feature for spread spectrum cordless telephone
SE504010C2 (en) * 1995-02-08 1996-10-14 Ericsson Telefon Ab L M Method and apparatus for predictive coding of speech and data signals
US6078809A (en) * 1998-02-27 2000-06-20 Motorola, Inc. Method and apparatus for performing a multi-party communication in a communication system
FI981508A (en) * 1998-06-30 1999-12-31 Nokia Mobile Phones Ltd A method, apparatus, and system for evaluating a user's condition
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01114245A (en) * 1987-10-28 1989-05-02 Oki Electric Ind Co Ltd Microphone switching circuit
US5546458A (en) * 1994-05-18 1996-08-13 Mitsubishi Denki Kabushiki Kaisha Handsfree communication apparatus
GB2332130A (en) * 1997-11-18 1999-06-09 Nec Corp Mobile telephone with voice data memory

Also Published As

Publication number Publication date
ATE426271T1 (en) 2009-04-15
EP1336253A2 (en) 2003-08-20
US20020061103A1 (en) 2002-05-23
AU1527402A (en) 2002-06-03
AU2002215274A1 (en) 2002-06-03
DE60138035D1 (en) 2009-04-30
WO2002043261A2 (en) 2002-05-30
US6937852B2 (en) 2005-08-30
EP1336253B1 (en) 2009-03-18

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