SE9501325D0 - Ljudenhet - Google Patents

Ljudenhet

Info

Publication number
SE9501325D0
SE9501325D0 SE9501325A SE9501325A SE9501325D0 SE 9501325 D0 SE9501325 D0 SE 9501325D0 SE 9501325 A SE9501325 A SE 9501325A SE 9501325 A SE9501325 A SE 9501325A SE 9501325 D0 SE9501325 D0 SE 9501325D0
Authority
SE
Sweden
Prior art keywords
microphone
voice
loudspeakers
signal processor
communicator
Prior art date
Application number
SE9501325A
Other languages
English (en)
Other versions
SE9501325L (sv
SE520735C2 (sv
Inventor
Stig Stuns
John-Erik Eriksson
Original Assignee
Konftel Ab
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 Konftel Ab filed Critical Konftel Ab
Priority to SE9501325A priority Critical patent/SE520735C2/sv
Publication of SE9501325D0 publication Critical patent/SE9501325D0/sv
Priority to SE9501681A priority patent/SE9501681D0/sv
Priority to PCT/SE1996/000438 priority patent/WO1996032804A1/en
Priority to AU54109/96A priority patent/AU5410996A/en
Publication of SE9501325L publication Critical patent/SE9501325L/sv
Publication of SE520735C2 publication Critical patent/SE520735C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Stereophonic Arrangements (AREA)
  • Telephone Function (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
SE9501325A 1995-04-07 1995-04-07 Röstkommunikationsanordning och förfarande för upptagning och överföring av röster och återgivning av desamma i full duplex SE520735C2 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9501325A SE520735C2 (sv) 1995-04-07 1995-04-07 Röstkommunikationsanordning och förfarande för upptagning och överföring av röster och återgivning av desamma i full duplex
SE9501681A SE9501681D0 (sv) 1995-04-07 1995-05-05 Teleanordning
PCT/SE1996/000438 WO1996032804A1 (en) 1995-04-07 1996-04-03 Device and method for voice conference communication
AU54109/96A AU5410996A (en) 1995-04-07 1996-04-03 Device and method for voice conference communication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9501325A SE520735C2 (sv) 1995-04-07 1995-04-07 Röstkommunikationsanordning och förfarande för upptagning och överföring av röster och återgivning av desamma i full duplex

Publications (3)

Publication Number Publication Date
SE9501325D0 true SE9501325D0 (sv) 1995-04-07
SE9501325L SE9501325L (sv) 1996-10-08
SE520735C2 SE520735C2 (sv) 2003-08-19

Family

ID=20397911

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9501325A SE520735C2 (sv) 1995-04-07 1995-04-07 Röstkommunikationsanordning och förfarande för upptagning och överföring av röster och återgivning av desamma i full duplex

Country Status (1)

Country Link
SE (1) SE520735C2 (sv)

Also Published As

Publication number Publication date
SE9501325L (sv) 1996-10-08
SE520735C2 (sv) 2003-08-19

Similar Documents

Publication Publication Date Title
TR199800364T1 (xx) Portatif bir kompakt disk (CD) �alar.
GB2375916A (en) A method of improving the audibility of sound from a loudspeaker located close to an ear
ATE294491T1 (de) Gerät mit eingebautem elektroakustischen wandler zur optimalen sprachwiedergabe
ES2195022T3 (es) Cabezal captador para un estetoscopio electronico.
DE69523145D1 (de) Tonwiedergabegerät mit akustischem horn und akustisches horn zur anwendung in diesem gerät
FR2637147A1 (fr) Enceinte electro-acoustique omnidirectionnelle
DE3688624D1 (de) Anordnungen zur begrenzung von stoerungen.
ATE321332T1 (de) Virtuelle mikrophonanordnung
SE9501325L (sv) Ljudenhet
ATE353523T1 (de) Gerät zum gebrauch am ohr oder entfernt vom ohr
JPS60143100A (ja) 補聴器
CA2229424A1 (en) Circuit to improve transducer separation in handsfree telephone
JPS5791096A (en) Method and apparatus for noise reduction by head phone
JPH05346792A (ja) 部屋の音響特性を変化させる装置
DE69523004D1 (de) Schallaufnahmevorrichtung durch Elektretmikrofon
JPH0310360U (sv)
KR960011841A (ko) 차량용 음성기록 및 재생장치
Lindholm The use of delayed audio feedback in learning pronunciation of a second language
JPH06335092A (ja) 高度明瞭性拡声装置
JPH03115493U (sv)
KR940024662A (ko) 메모리를 이용한 음성 순간 재생장치
KR930020985A (ko) 캠코더의 내레이션(narration) 마이크 기록장치
FR2382820A1 (fr) Enceintes acoustiques accordees ouvertes a double conduit progressif
WO2001067807A3 (fr) Transducteur electro acoustique pour supprimer les sons parasites
JPS62185292A (ja) 磁気テ−プへの記録、再生方法及びその磁気テ−プと再生装置

Legal Events

Date Code Title Description
NUG Patent has lapsed