AU2001274567A1 - System and method for signal interpolation - Google Patents

System and method for signal interpolation

Info

Publication number
AU2001274567A1
AU2001274567A1 AU2001274567A AU7456701A AU2001274567A1 AU 2001274567 A1 AU2001274567 A1 AU 2001274567A1 AU 2001274567 A AU2001274567 A AU 2001274567A AU 7456701 A AU7456701 A AU 7456701A AU 2001274567 A1 AU2001274567 A1 AU 2001274567A1
Authority
AU
Australia
Prior art keywords
signal interpolation
interpolation
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.)
Abandoned
Application number
AU2001274567A
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
Application filed by Kenwood KK, Kenwood Geobit Corp filed Critical Kenwood KK
Publication of AU2001274567A1 publication Critical patent/AU2001274567A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1876—Interpolating methods
AU2001274567A 2000-12-07 2001-06-20 System and method for signal interpolation Abandoned AU2001274567A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-372594 2000-12-07
JP2000372594A JP3887531B2 (en) 2000-12-07 2000-12-07 Signal interpolation device, signal interpolation method and recording medium
PCT/JP2001/005264 WO2002050814A1 (en) 2000-12-07 2001-06-20 System and method for signal interpolation

Publications (1)

Publication Number Publication Date
AU2001274567A1 true AU2001274567A1 (en) 2002-07-01

Family

ID=18842116

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001274567A Abandoned AU2001274567A1 (en) 2000-12-07 2001-06-20 System and method for signal interpolation

Country Status (3)

Country Link
JP (1) JP3887531B2 (en)
AU (1) AU2001274567A1 (en)
WO (1) WO2002050814A1 (en)

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JP4227772B2 (en) * 2002-07-19 2009-02-18 日本電気株式会社 Audio decoding apparatus, decoding method, and program
DE602004016325D1 (en) 2003-05-20 2008-10-16 Matsushita Electric Ind Co Ltd DIOSIGNALBANDES
JP2005010621A (en) * 2003-06-20 2005-01-13 Matsushita Electric Ind Co Ltd Voice band expanding device and band expanding method
DE602004021266D1 (en) * 2003-09-16 2009-07-09 Panasonic Corp CODING AND DECODING APPARATUS
CN100507485C (en) 2003-10-23 2009-07-01 松下电器产业株式会社 Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof
US7460990B2 (en) * 2004-01-23 2008-12-02 Microsoft Corporation Efficient coding of digital media spectral data using wide-sense perceptual similarity
JP4701392B2 (en) * 2005-07-20 2011-06-15 国立大学法人九州工業大学 High-frequency signal interpolation method and high-frequency signal interpolation device
WO2007086380A1 (en) * 2006-01-26 2007-08-02 Pioneer Corporation Sound-quality enhancing device and method, and computer program
JP2007310298A (en) * 2006-05-22 2007-11-29 Oki Electric Ind Co Ltd Out-of-band signal creation apparatus and frequency band spreading apparatus
JP2007310296A (en) * 2006-05-22 2007-11-29 Oki Electric Ind Co Ltd Band spreading apparatus and method
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
JP4992621B2 (en) * 2007-09-13 2012-08-08 株式会社Ｊｖｃケンウッド Audio playback apparatus, method and program
JP5147851B2 (en) 2007-10-26 2013-02-20 株式会社ディーアンドエムホールディングス Audio signal interpolation apparatus and audio signal interpolation method
US8249883B2 (en) 2007-10-26 2012-08-21 Microsoft Corporation Channel extension coding for multi-channel source
JP4733727B2 (en) * 2007-10-30 2011-07-27 日本電信電話株式会社 Voice musical tone pseudo-wideband device, voice musical tone pseudo-bandwidth method, program thereof, and recording medium thereof
CN101540043B (en) * 2009-04-30 2012-05-23 南京理工大学 Analysis iteration fast frequency spectrum extrapolation method for single image restoration
KR101897455B1 (en) 2012-04-16 2018-10-04 삼성전자주식회사 Apparatus and method for enhancement of sound quality
JP6281912B2 (en) 2015-03-23 2018-02-21 国立大学法人九州工業大学 Biological signal detection device
WO2020157888A1 (en) 2019-01-31 2020-08-06 三菱電機株式会社 Frequency band expansion device, frequency band expansion method, and frequency band expansion program

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JPH03254223A (en) * 1990-03-02 1991-11-13 Eastman Kodak Japan Kk Analog data transmission system
JPH04249300A (en) * 1991-02-05 1992-09-04 Kokusai Electric Co Ltd Method and device for voice encoding and decoding
JPH0651800A (en) * 1992-07-30 1994-02-25 Sony Corp Data quantity converting method
JPH0685607A (en) * 1992-08-31 1994-03-25 Alpine Electron Inc High band component restoring device
CA2105269C (en) * 1992-10-09 1998-08-25 Yair Shoham Time-frequency interpolation with application to low rate speech coding
JPH06294830A (en) * 1993-01-22 1994-10-21 Hewlett Packard Co <Hp> Method and apparatus for reinforcement of analysis of frequency region
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
JP3140273B2 (en) * 1993-09-21 2001-03-05 パイオニア株式会社 Audio signal playback device
JP3301473B2 (en) * 1995-09-27 2002-07-15 日本電信電話株式会社 Wideband audio signal restoration 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

Also Published As

Publication number Publication date
WO2002050814A1 (en) 2002-06-27
JP2002175092A (en) 2002-06-21
JP3887531B2 (en) 2007-02-28

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