PL2708041T3 - Urządzenie, sposób i program komputerowy do generowania wyjściowego sygnału stereo dla dostarczania dodatkowych kanałów wyjściowych - Google Patents

Urządzenie, sposób i program komputerowy do generowania wyjściowego sygnału stereo dla dostarczania dodatkowych kanałów wyjściowych

Info

Publication number
PL2708041T3
PL2708041T3 PL12721243T PL12721243T PL2708041T3 PL 2708041 T3 PL2708041 T3 PL 2708041T3 PL 12721243 T PL12721243 T PL 12721243T PL 12721243 T PL12721243 T PL 12721243T PL 2708041 T3 PL2708041 T3 PL 2708041T3
Authority
PL
Poland
Prior art keywords
generating
computer program
providing additional
output signal
output channels
Prior art date
Application number
PL12721243T
Other languages
English (en)
Inventor
Christian Stöcklmeier
Stefan Finauer
Christian Uhle
Peter Prokein
Oliver Hellmuth
Ulrik Heise
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PL2708041T3 publication Critical patent/PL2708041T3/pl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S1/00Two-channel systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00Stereophonic arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S1/00Two-channel systems
    • H04S1/007Two-channel systems in which the audio signals are in digital form
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S5/00Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S5/00Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/05Generation or adaptation of centre channel in multi-channel audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
PL12721243T 2011-05-13 2012-05-08 Urządzenie, sposób i program komputerowy do generowania wyjściowego sygnału stereo dla dostarczania dodatkowych kanałów wyjściowych PL2708041T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161486087P 2011-05-13 2011-05-13
EP11173101A EP2523472A1 (en) 2011-05-13 2011-07-07 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
EP12721243.9A EP2708041B1 (en) 2011-05-13 2012-05-08 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
PCT/EP2012/058435 WO2012156232A1 (en) 2011-05-13 2012-05-08 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels

Publications (1)

Publication Number Publication Date
PL2708041T3 true PL2708041T3 (pl) 2015-12-31

Family

ID=44582183

Family Applications (1)

Application Number Title Priority Date Filing Date
PL12721243T PL2708041T3 (pl) 2011-05-13 2012-05-08 Urządzenie, sposób i program komputerowy do generowania wyjściowego sygnału stereo dla dostarczania dodatkowych kanałów wyjściowych

Country Status (15)

Country Link
US (1) US9913036B2 (pl)
EP (2) EP2523472A1 (pl)
JP (1) JP5931182B2 (pl)
KR (1) KR101637407B1 (pl)
CN (1) CN103518386B (pl)
AR (1) AR086354A1 (pl)
AU (1) AU2012257865B2 (pl)
BR (1) BR112013029136B1 (pl)
CA (1) CA2835742C (pl)
ES (1) ES2544997T3 (pl)
MX (1) MX2013012999A (pl)
PL (1) PL2708041T3 (pl)
RU (1) RU2595541C2 (pl)
TW (1) TWI468031B (pl)
WO (1) WO2012156232A1 (pl)

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US9928842B1 (en) 2016-09-23 2018-03-27 Apple Inc. Ambience extraction from stereo signals based on least-squares approach
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
US10299039B2 (en) 2017-06-02 2019-05-21 Apple Inc. Audio adaptation to room
JP6592771B1 (ja) * 2018-04-23 2019-10-23 将軍堂株式会社 音響再生システムおよび音響再生方法
CN110556116B (zh) 2018-05-31 2021-10-22 华为技术有限公司 计算下混信号和残差信号的方法和装置
CA3205223A1 (en) * 2020-12-15 2022-06-23 Syng, Inc. Systems and methods for audio upmixing

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Also Published As

Publication number Publication date
TWI468031B (zh) 2015-01-01
CA2835742C (en) 2018-01-09
BR112013029136B1 (pt) 2022-09-20
KR20140017639A (ko) 2014-02-11
CN103518386B (zh) 2017-11-28
RU2013155384A (ru) 2015-06-20
AU2012257865B2 (en) 2015-07-09
HK1196198A1 (en) 2014-12-05
EP2708041B1 (en) 2015-06-17
CN103518386A (zh) 2014-01-15
ES2544997T3 (es) 2015-09-07
US9913036B2 (en) 2018-03-06
JP2014517600A (ja) 2014-07-17
AU2012257865A1 (en) 2013-11-21
BR112013029136A2 (pt) 2017-10-17
US20140072124A1 (en) 2014-03-13
EP2523472A1 (en) 2012-11-14
JP5931182B2 (ja) 2016-06-08
CA2835742A1 (en) 2012-11-22
EP2708041A1 (en) 2014-03-19
WO2012156232A1 (en) 2012-11-22
TW201251481A (en) 2012-12-16
KR101637407B1 (ko) 2016-07-20
MX2013012999A (es) 2014-01-31
RU2595541C2 (ru) 2016-08-27
AR086354A1 (es) 2013-12-04

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