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AU2001262748A1 - Frequency interpolating device and frequency interpolating method - Google Patents

Frequency interpolating device and frequency interpolating method

Info

Publication number
AU2001262748A1
AU2001262748A1 AU2001262748A AU6274801A AU2001262748A1 AU 2001262748 A1 AU2001262748 A1 AU 2001262748A1 AU 2001262748 A AU2001262748 A AU 2001262748A AU 6274801 A AU6274801 A AU 6274801A AU 2001262748 A1 AU2001262748 A1 AU 2001262748A1
Authority
AU
Australia
Prior art keywords
frequency interpolating
frequency
interpolating
interpolating method
interpolating device
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.)
Abandoned
Application number
AU2001262748A
Inventor
Yasushi Sato
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.)
Kenwood KK
Kenwood Geobit Corp
Original Assignee
Kenwood KK
Kenwood Geobit 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
Priority claimed from JP2000178569A external-priority patent/JP3538122B2/en
Priority claimed from JP2000259745A external-priority patent/JP3576942B2/en
Application filed by Kenwood KK, Kenwood Geobit Corp filed Critical Kenwood KK
Publication of AU2001262748A1 publication Critical patent/AU2001262748A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/662—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 a time/frequency relationship, e.g. time compression or expansion
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU2001262748A 2000-06-14 2001-06-12 Frequency interpolating device and frequency interpolating method Abandoned AU2001262748A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2000178569A JP3538122B2 (en) 2000-06-14 2000-06-14 Frequency interpolation device, frequency interpolation method, and recording medium
JP2000-178569 2000-06-14
JP2000259745A JP3576942B2 (en) 2000-08-29 2000-08-29 Frequency interpolation system, frequency interpolation device, frequency interpolation method, and recording medium
JP2000-259745 2000-08-29
PCT/JP2001/004955 WO2001097212A1 (en) 2000-06-14 2001-06-12 Frequency interpolating device and frequency interpolating method

Publications (1)

Publication Number Publication Date
AU2001262748A1 true AU2001262748A1 (en) 2001-12-24

Family

ID=26593931

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001262748A Abandoned AU2001262748A1 (en) 2000-06-14 2001-06-12 Frequency interpolating device and frequency interpolating method

Country Status (5)

Country Link
US (1) US6836739B2 (en)
EP (2) EP1503371B1 (en)
AU (1) AU2001262748A1 (en)
DE (4) DE60110796T2 (en)
WO (1) WO2001097212A1 (en)

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* Cited by examiner, † Cited by third party
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US7613529B1 (en) 2000-09-09 2009-11-03 Harman International Industries, Limited System for eliminating acoustic feedback
US7240001B2 (en) 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
JP3751001B2 (en) * 2002-03-06 2006-03-01 株式会社東芝 Audio signal reproducing method and reproducing apparatus
US7203324B2 (en) 2002-03-13 2007-04-10 Harman International Industries, Incorporated Audio feedback processing system
JP4296752B2 (en) 2002-05-07 2009-07-15 ソニー株式会社 Encoding method and apparatus, decoding method and apparatus, and program
JP3881932B2 (en) 2002-06-07 2007-02-14 株式会社ケンウッド Audio signal interpolation apparatus, audio signal interpolation method and program
WO2004104987A1 (en) * 2003-05-20 2004-12-02 Matsushita Electric Industrial Co., Ltd. Method and device for extending the audio signal band
US7339988B1 (en) * 2003-07-03 2008-03-04 Scintera Networks, Inc. Channel monitoring and identification and performance monitoring in a flexible high speed signal processor engine
JP4679049B2 (en) * 2003-09-30 2011-04-27 パナソニック株式会社 Scalable decoding device
KR20060090995A (en) * 2003-10-23 2006-08-17 마쓰시다 일렉트릭 인더스트리얼 컴패니 리미티드 Spectrum encoding device, spectrum decoding device, sound signal transmission device, sound signal receiving device and method thereof
US7460990B2 (en) 2004-01-23 2008-12-02 Microsoft Corporation Efficient coding of digital media spectral data using wide-sense perceptual similarity
ATE446572T1 (en) 2006-08-22 2009-11-15 Harman Becker Automotive Sys METHOD AND SYSTEM FOR PROVIDING AN EXTENDED BANDWIDTH AUDIO SIGNAL
JP4972742B2 (en) * 2006-10-17 2012-07-11 国立大学法人九州工業大学 High-frequency signal interpolation method and high-frequency signal interpolation device
US8295507B2 (en) * 2006-11-09 2012-10-23 Sony Corporation Frequency band extending apparatus, frequency band extending method, player apparatus, playing method, program and recording medium
US8046214B2 (en) * 2007-06-22 2011-10-25 Microsoft Corporation Low complexity decoder for complex transform coding of multi-channel sound
US7885819B2 (en) 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
US8249883B2 (en) 2007-10-26 2012-08-21 Microsoft Corporation Channel extension coding for multi-channel source
US20090259405A1 (en) * 2008-04-15 2009-10-15 Battelle Energy Alliance, Llc Methods, systems, and computer-readable media for generating seismic event time histories
JP5754899B2 (en) * 2009-10-07 2015-07-29 ソニー株式会社 Decoding apparatus and method, and program
EP2413115A1 (en) * 2010-07-30 2012-02-01 Technische Universiteit Eindhoven Generating a control signal based on acoustic data
CA2807889C (en) 2010-08-12 2016-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Resampling output signals of qmf based audio codecs
CN103323667B (en) * 2013-05-27 2016-08-17 重庆邮电大学 The method for parameter estimation of the SFM signal that Bessel function combines with virtual array
JP6305694B2 (en) * 2013-05-31 2018-04-04 クラリオン株式会社 Signal processing apparatus and signal processing method
CN103412188B (en) * 2013-08-27 2016-03-23 重庆邮电大学 Based on the SFM signal parameter estimation of Bessel's function and Toeplitz algorithm
CN106443178B (en) * 2016-09-08 2019-02-01 东南大学 A kind of sinusoidal signal frequency estimation method comprehensive based on IQuinn-Rife

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06110455A (en) * 1992-09-25 1994-04-22 Mitsubishi Electric Corp Method for encoding and decoding audio signal and audio reproducing device using the method
JP3266974B2 (en) * 1993-04-16 2002-03-18 カシオ計算機株式会社 Digital acoustic waveform creating apparatus, digital acoustic waveform creating method, digital acoustic waveform uniforming method in musical tone waveform generating device, and musical tone waveform generating device
DE4343366C2 (en) * 1993-12-18 1996-02-29 Grundig Emv Method and circuit arrangement for increasing the bandwidth of narrowband speech signals
US6049535A (en) * 1996-06-27 2000-04-11 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
US6697350B2 (en) * 1995-06-30 2004-02-24 Interdigital Technology Corporation Adaptive vector correlator for spread-spectrum communications
JP3240908B2 (en) 1996-03-05 2001-12-25 日本電信電話株式会社 Voice conversion method
JP3243174B2 (en) * 1996-03-21 2002-01-07 株式会社日立国際電気 Frequency band extension circuit for narrow band audio signal
JP3266819B2 (en) * 1996-07-30 2002-03-18 株式会社エイ・ティ・アール人間情報通信研究所 Periodic signal conversion method, sound conversion method, and signal analysis method
US6381559B1 (en) * 1996-08-12 2002-04-30 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Empirical mode decomposition apparatus, method and article of manufacture for analyzing biological signals and performing curve fitting
JP4132154B2 (en) * 1997-10-23 2008-08-13 ソニー株式会社 Speech synthesis method and apparatus, and bandwidth expansion method and apparatus
JP2000330599A (en) 1999-05-21 2000-11-30 Sony Corp Signal processing method and apparatus, and information providing medium
US6862558B2 (en) * 2001-02-14 2005-03-01 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Empirical mode decomposition for analyzing acoustical signals

Also Published As

Publication number Publication date
DE60122397T2 (en) 2006-12-07
US6836739B2 (en) 2004-12-28
EP1298643A4 (en) 2003-12-10
EP1298643A1 (en) 2003-04-02
DE04017341T1 (en) 2005-07-14
DE60110796T2 (en) 2006-02-23
US20030125889A1 (en) 2003-07-03
DE60122397D1 (en) 2006-09-28
EP1503371B1 (en) 2006-08-16
EP1503371A1 (en) 2005-02-02
WO2001097212A1 (en) 2001-12-20
DE1298643T1 (en) 2003-11-27
DE60110796D1 (en) 2005-06-16
EP1298643B1 (en) 2005-05-11

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