FI915114A0 - Foerfarande foer att dekoda en audiosignal i vilken annan information aer infoerd med anvaendning av maskinseffekt. - Google Patents

Foerfarande foer att dekoda en audiosignal i vilken annan information aer infoerd med anvaendning av maskinseffekt.

Info

Publication number
FI915114A0
FI915114A0 FI915114A FI915114A FI915114A0 FI 915114 A0 FI915114 A0 FI 915114A0 FI 915114 A FI915114 A FI 915114A FI 915114 A FI915114 A FI 915114A FI 915114 A0 FI915114 A0 FI 915114A0
Authority
FI
Finland
Prior art keywords
maskinseffekt
infoerd
dekoda
audiosignal
vilken
Prior art date
Application number
FI915114A
Other languages
English (en)
Other versions
FI89439C (fi
FI89439B (fi
Inventor
Aki Maekivirta
Original Assignee
Salon Televisiotehdas Oy
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 Salon Televisiotehdas Oy filed Critical Salon Televisiotehdas Oy
Priority to FI915114A priority Critical patent/FI89439C/fi
Publication of FI915114A0 publication Critical patent/FI915114A0/fi
Priority to DE1992620885 priority patent/DE69220885T2/de
Priority to EP19920309916 priority patent/EP0540330B1/en
Application granted granted Critical
Publication of FI89439B publication Critical patent/FI89439B/fi
Publication of FI89439C publication Critical patent/FI89439C/fi

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
FI915114A 1991-10-30 1991-10-30 Foerfarande foer att dekoda en audiosignal i vilken annan information aer infoerd med anvaendning av maskningseffekt FI89439C (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI915114A FI89439C (fi) 1991-10-30 1991-10-30 Foerfarande foer att dekoda en audiosignal i vilken annan information aer infoerd med anvaendning av maskningseffekt
DE1992620885 DE69220885T2 (de) 1991-10-30 1992-10-29 Verfahren zur Dekodierung eines Audiosignals in welchem eine andere Information unter Verwendung des Verdeckungseffektes eingefügt wurde
EP19920309916 EP0540330B1 (en) 1991-10-30 1992-10-29 Procedure for decoding an audio signal in which other information has been included in said audiosignal by making use of masking effect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI915114A FI89439C (fi) 1991-10-30 1991-10-30 Foerfarande foer att dekoda en audiosignal i vilken annan information aer infoerd med anvaendning av maskningseffekt

Publications (3)

Publication Number Publication Date
FI915114A0 true FI915114A0 (fi) 1991-10-30
FI89439B FI89439B (fi) 1993-06-15
FI89439C FI89439C (fi) 1993-09-27

Family

ID=8533392

Family Applications (1)

Application Number Title Priority Date Filing Date
FI915114A FI89439C (fi) 1991-10-30 1991-10-30 Foerfarande foer att dekoda en audiosignal i vilken annan information aer infoerd med anvaendning av maskningseffekt

Country Status (3)

Country Link
EP (1) EP0540330B1 (fi)
DE (1) DE69220885T2 (fi)
FI (1) FI89439C (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4241068C2 (de) * 1992-12-05 2003-11-13 Thomson Brandt Gmbh Verfahren zum Übertragen, Speichern oder Decodieren eines digitalen Zusatzsignals in einem digitalen Tonsignal
KR100518470B1 (ko) * 1993-12-23 2005-12-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 적응성디더감산,숨겨진채널비트삽입및필터링을통한다중비트코드화디지탈음향의엔코딩방법및장치와,이방법과함께사용하기위한엔코딩및디코딩장치
DE19815407A1 (de) 1998-04-06 1999-10-07 Profil Verbindungstechnik Gmbh Verbindungseinrichtung zum Verbinden zweier Bauteile, Kombination der Verbindungseinrichtung mit den beiden Bauteilen und Verfahren zur Herstellung einer Verbindung zwischen zwei Bauteilen
IL142086A0 (en) * 1999-07-20 2002-03-10 Koninkl Philips Electronics Nv Record carrier carrying a stereo signal and data signal
DE19947877C2 (de) * 1999-10-05 2001-09-13 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Einbringen von Informationen in einen Datenstrom sowie Verfahren und Vorrichtung zum Codieren eines Audiosignals
GB2377129B (en) * 2001-06-29 2005-05-11 Nokia Corp Wireless communication device and method
US20040034655A1 (en) * 2002-07-17 2004-02-19 Tecu Kirk Steven Multimedia system and method
GB2400254A (en) 2003-03-31 2004-10-06 Sony Uk Ltd Video processing
EP1614103B1 (en) * 2003-04-08 2007-05-09 Koninklijke Philips Electronics N.V. Updating of a buried data channel
DE102004009628A1 (de) * 2004-02-27 2005-10-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Beschreiben einer Audio-CD und Audio-CD
JP6574551B2 (ja) * 2014-03-31 2019-09-11 培雄 唐沢 音響を用いた任意信号の伝達方法

Also Published As

Publication number Publication date
DE69220885D1 (de) 1997-08-21
EP0540330A2 (en) 1993-05-05
FI89439C (fi) 1993-09-27
FI89439B (fi) 1993-06-15
EP0540330A3 (en) 1994-06-01
EP0540330B1 (en) 1997-07-16
DE69220885T2 (de) 1998-01-02

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Legal Events

Date Code Title Description
BB Publication of examined application