EP1519628A3 - Procédé et appareil pour la restitution d'un signal de sortie de mode stéréo qui est obtenu d'un signal d'entrée de mode mono - Google Patents

Procédé et appareil pour la restitution d'un signal de sortie de mode stéréo qui est obtenu d'un signal d'entrée de mode mono Download PDF

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Publication number
EP1519628A3
EP1519628A3 EP04103766A EP04103766A EP1519628A3 EP 1519628 A3 EP1519628 A3 EP 1519628A3 EP 04103766 A EP04103766 A EP 04103766A EP 04103766 A EP04103766 A EP 04103766A EP 1519628 A3 EP1519628 A3 EP 1519628A3
Authority
EP
European Patent Office
Prior art keywords
output signal
reproduction
derived
input signal
monaural input
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.)
Withdrawn
Application number
EP04103766A
Other languages
German (de)
English (en)
Other versions
EP1519628A2 (fr
Inventor
Gonzalo Lucioni
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens 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 Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of EP1519628A2 publication Critical patent/EP1519628A2/fr
Publication of EP1519628A3 publication Critical patent/EP1519628A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
EP04103766A 2003-09-29 2004-08-05 Procédé et appareil pour la restitution d'un signal de sortie de mode stéréo qui est obtenu d'un signal d'entrée de mode mono Withdrawn EP1519628A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10345167 2003-09-29
DE10345167 2003-09-29

Publications (2)

Publication Number Publication Date
EP1519628A2 EP1519628A2 (fr) 2005-03-30
EP1519628A3 true EP1519628A3 (fr) 2009-03-04

Family

ID=34178008

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04103766A Withdrawn EP1519628A3 (fr) 2003-09-29 2004-08-05 Procédé et appareil pour la restitution d'un signal de sortie de mode stéréo qui est obtenu d'un signal d'entrée de mode mono

Country Status (3)

Country Link
US (1) US7796764B2 (fr)
EP (1) EP1519628A3 (fr)
CN (1) CN100539739C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070109977A1 (en) * 2005-11-14 2007-05-17 Udar Mittal Method and apparatus for improving listener differentiation of talkers during a conference call
US9794678B2 (en) * 2011-05-13 2017-10-17 Plantronics, Inc. Psycho-acoustic noise suppression
CN102752703A (zh) * 2012-06-28 2012-10-24 深圳Tcl新技术有限公司 单声道输入双声道输出的方法、装置及电视机
CN105469711B (zh) * 2015-12-08 2019-02-05 上海中航光电子有限公司 一种阵列基板及包括该阵列基板的显示面板、显示装置
CN106067990A (zh) * 2016-06-29 2016-11-02 合信息技术（北京）有限公司 音频处理方法、装置以及视频播放器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5235646A (en) * 1990-06-15 1993-08-10 Wilde Martin D Method and apparatus for creating de-correlated audio output signals and audio recordings made thereby
WO2002025999A2 (fr) * 2000-09-19 2002-03-28 Central Research Laboratories Limited Procede pour traiter des signaux sonores pour un haut-parleur situe pres de l'oreille de l'auditeur
US6408327B1 (en) * 1998-12-22 2002-06-18 Nortel Networks Limited Synthetic stereo conferencing over LAN/WAN
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359608A (en) * 1980-08-26 1982-11-16 The United States Of America As Represented By The United States Department Of Energy Adaptive sampler
JPH07123235B2 (ja) * 1986-08-13 1995-12-25 株式会社日立製作所 エコ−サプレツサ
US5056149A (en) * 1987-03-10 1991-10-08 Broadie Richard G Monaural to stereophonic sound translation process and apparatus
DE3737873C2 (de) 1987-11-07 1994-02-24 Head Acoustics Gmbh Verwendung von Hörsprechgarnituren zur Verbesserung der Sprachverständlichkeit in störschallerfüllter Umgebung
US5173944A (en) * 1992-01-29 1992-12-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Head related transfer function pseudo-stereophony
US5485514A (en) 1994-03-31 1996-01-16 Northern Telecom Limited Telephone instrument and method for altering audible characteristics
US6850496B1 (en) * 2000-06-09 2005-02-01 Cisco Technology, Inc. Virtual conference room for voice conferencing
EP1168734A1 (fr) 2000-06-26 2002-01-02 BRITISH TELECOMMUNICATIONS public limited company Procédé pour réduir la distorsion d'une transmission de voix par un réseau de données
US6973184B1 (en) * 2000-07-11 2005-12-06 Cisco Technology, Inc. System and method for stereo conferencing over low-bandwidth links
JP3557177B2 (ja) 2001-02-27 2004-08-25 三洋電機株式会社 ヘッドホン用立体音響装置および音声信号処理プログラム
US7006636B2 (en) * 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
US7209566B2 (en) * 2001-09-25 2007-04-24 Intel Corporation Method and apparatus for determining a nonlinear response function for a loudspeaker
US7532732B2 (en) * 2002-06-28 2009-05-12 Intel Corporation Method and apparatus for VoIP telephony call announcement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5235646A (en) * 1990-06-15 1993-08-10 Wilde Martin D Method and apparatus for creating de-correlated audio output signals and audio recordings made thereby
US6408327B1 (en) * 1998-12-22 2002-06-18 Nortel Networks Limited Synthetic stereo conferencing over LAN/WAN
WO2002025999A2 (fr) * 2000-09-19 2002-03-28 Central Research Laboratories Limited Procede pour traiter des signaux sonores pour un haut-parleur situe pres de l'oreille de l'auditeur
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues

Also Published As

Publication number Publication date
EP1519628A2 (fr) 2005-03-30
CN100539739C (zh) 2009-09-09
CN1604689A (zh) 2005-04-06
US20050069140A1 (en) 2005-03-31
US7796764B2 (en) 2010-09-14

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