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DE60220307D1 - Verfahren zur übertragung breitbandiger tonsignale über einen übertragungskanal mit verminderter bandbreite - Google Patents

Verfahren zur übertragung breitbandiger tonsignale über einen übertragungskanal mit verminderter bandbreite

Info

Publication number
DE60220307D1
DE60220307D1 DE60220307T DE60220307T DE60220307D1 DE 60220307 D1 DE60220307 D1 DE 60220307D1 DE 60220307 T DE60220307 T DE 60220307T DE 60220307 T DE60220307 T DE 60220307T DE 60220307 D1 DE60220307 D1 DE 60220307D1
Authority
DE
Germany
Prior art keywords
band
narrow
signal
wide
audio signal
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.)
Expired - Fee Related
Application number
DE60220307T
Other languages
English (en)
Other versions
DE60220307T2 (de
Inventor
Rakesh Taori
Andreas J Gerrits
Robert J Sluijter
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE60220307D1 publication Critical patent/DE60220307D1/de
Application granted granted Critical
Publication of DE60220307T2 publication Critical patent/DE60220307T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE60220307T 2001-10-25 2002-10-10 Verfahren zur übertragung breitbandiger tonsignale über einen übertragungskanal mit verminderter bandbreite Expired - Fee Related DE60220307T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP01204075 2001-10-25
EP01204075 2001-10-25
PCT/IB2002/004260 WO2003036624A1 (en) 2001-10-25 2002-10-10 Method of transmission of wideband audio signals on a transmission channel with reduced bandwidth

Publications (2)

Publication Number Publication Date
DE60220307D1 true DE60220307D1 (de) 2007-07-05
DE60220307T2 DE60220307T2 (de) 2008-02-07

Family

ID=8181137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60220307T Expired - Fee Related DE60220307T2 (de) 2001-10-25 2002-10-10 Verfahren zur übertragung breitbandiger tonsignale über einen übertragungskanal mit verminderter bandbreite

Country Status (9)

Country Link
US (1) US20030088327A1 (de)
EP (1) EP1446797B1 (de)
JP (1) JP2005506584A (de)
KR (1) KR20040048978A (de)
CN (1) CN1288626C (de)
AT (1) ATE363121T1 (de)
BR (1) BR0206194A (de)
DE (1) DE60220307T2 (de)
WO (1) WO2003036624A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100587517B1 (ko) * 2001-11-14 2006-06-08 마쯔시다덴기산교 가부시키가이샤 오디오 부호화 및 복호화
US7188248B2 (en) * 2002-07-09 2007-03-06 Kaleidescope, Inc. Recovering from de-synchronization attacks against watermarking and fingerprinting
AU2003253875A1 (en) * 2002-07-09 2004-01-23 Kaleidescape, Inc. Secure presentation of encrypted digital content
JP2005071522A (ja) * 2003-08-27 2005-03-17 Sony Corp コンテンツ再生方法、コンテンツ再生装置およびコンテンツ配信方法
US8019449B2 (en) * 2003-11-03 2011-09-13 At&T Intellectual Property Ii, Lp Systems, methods, and devices for processing audio signals
US20060034299A1 (en) * 2003-11-03 2006-02-16 Farhad Barzegar Systems, methods, and devices for processing audio signals
US7450570B1 (en) 2003-11-03 2008-11-11 At&T Intellectual Property Ii, L.P. System and method of providing a high-quality voice network architecture
US20060034481A1 (en) * 2003-11-03 2006-02-16 Farhad Barzegar Systems, methods, and devices for processing audio signals
EP1837875A1 (de) * 2006-03-22 2007-09-26 Deutsche Thomson-Brandt Gmbh Verfahren und Vorrichtung zur Korrelierung zweier Datenteile
GB0710211D0 (en) * 2007-05-29 2007-07-11 Intrasonics Ltd AMR Spectrography
JP5097217B2 (ja) * 2008-01-24 2012-12-12 日本電信電話株式会社 符号化方法、符号化装置、及びそのプログラムと記録媒体
EP2234400A1 (de) * 2009-03-23 2010-09-29 Sony Corporation Verfahren und Vorrichtung zur Bereitstellung eines Multimedia-Inhaltstroms mit Einbettung von Verarbeitungsinformationen des Inhaltstroms
US8880404B2 (en) * 2011-02-07 2014-11-04 Qualcomm Incorporated Devices for adaptively encoding and decoding a watermarked signal
US9767823B2 (en) 2011-02-07 2017-09-19 Qualcomm Incorporated Devices for encoding and detecting a watermarked signal
US9767822B2 (en) * 2011-02-07 2017-09-19 Qualcomm Incorporated Devices for encoding and decoding a watermarked signal
CN102522092B (zh) * 2011-12-16 2013-06-19 大连理工大学 一种基于g．711．1的语音带宽扩展的装置和方法
EP2709102A1 (de) * 2012-09-12 2014-03-19 Thomson Licensing Verfahren und Vorrichtung zur Bestimmung eines optimalen Frequenzbereichs innerhalb eines vollen Frequenzbereichs eines mit einem Wasserzeichen versehenen Eingangssignals
EP2830063A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zum Dekodieren eines kodierten Audiosignals
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
US10707905B2 (en) * 2015-06-23 2020-07-07 Skyworks Solutions, Inc. Wideband multiplexer for radio-frequency applications
KR101722885B1 (ko) 2016-08-23 2017-04-03 백기출 덧버선 편직방법 및 덧버선 편직장치 및 덧버선
CN114679192B (zh) * 2020-12-24 2023-06-09 海能达通信股份有限公司 一种宽窄带多模终端
WO2022136697A1 (en) * 2020-12-24 2022-06-30 Pauline Horan A system and method for determining a volume of a liquid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3418297A1 (de) * 1984-05-17 1985-11-21 Europäische Rundfunk- und Fernseh AG - EUROPA 1, 6600 Saarbrücken Verfahren zur uebertragung breitbandiger tonsignale ueber einen uebertragungskanal mit verminderter uebertragungsbandbreite
WO1996014695A1 (en) * 1994-11-04 1996-05-17 Philips Electronics N.V. Encoding and decoding of a wideband digital information signal
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US6557103B1 (en) * 1998-04-13 2003-04-29 The United States Of America As Represented By The Secretary Of The Army Spread spectrum image steganography
US6871180B1 (en) * 1999-05-25 2005-03-22 Arbitron Inc. Decoding of information in audio signals
US6571144B1 (en) * 1999-10-20 2003-05-27 Intel Corporation System for providing a digital watermark in an audio signal
US6895375B2 (en) * 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech

Also Published As

Publication number Publication date
CN1288626C (zh) 2006-12-06
BR0206194A (pt) 2004-02-03
EP1446797A1 (de) 2004-08-18
ATE363121T1 (de) 2007-06-15
US20030088327A1 (en) 2003-05-08
DE60220307T2 (de) 2008-02-07
CN1575492A (zh) 2005-02-02
EP1446797B1 (de) 2007-05-23
WO2003036624A1 (en) 2003-05-01
KR20040048978A (ko) 2004-06-10
JP2005506584A (ja) 2005-03-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee