HK1133944A1 - Signal processing apparatus, and signal processing method - Google Patents

Signal processing apparatus, and signal processing method

Info

Publication number
HK1133944A1
HK1133944A1 HK10100801.7A HK10100801A HK1133944A1 HK 1133944 A1 HK1133944 A1 HK 1133944A1 HK 10100801 A HK10100801 A HK 10100801A HK 1133944 A1 HK1133944 A1 HK 1133944A1
Authority
HK
Hong Kong
Prior art keywords
signal processing
processing apparatus
processing method
signal
processing
Prior art date
Application number
HK10100801.7A
Other languages
English (en)
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of HK1133944A1 publication Critical patent/HK1133944A1/xx

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
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
HK10100801.7A 2007-07-30 2010-01-26 Signal processing apparatus, and signal processing method HK1133944A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007197960A JP5098492B2 (ja) 2007-07-30 2007-07-30 信号処理装置及び信号処理方法、並びにプログラム
PCT/JP2008/061614 WO2009016902A1 (ja) 2007-07-30 2008-06-26 信号処理装置及び信号処理方法、並びにプログラム

Publications (1)

Publication Number Publication Date
HK1133944A1 true HK1133944A1 (en) 2010-04-09

Family

ID=40304139

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10100801.7A HK1133944A1 (en) 2007-07-30 2010-01-26 Signal processing apparatus, and signal processing method

Country Status (7)

Country Link
US (1) US8290784B2 (xx)
EP (1) EP2187388B1 (xx)
JP (1) JP5098492B2 (xx)
KR (1) KR20100039823A (xx)
CN (1) CN101595524B (xx)
HK (1) HK1133944A1 (xx)
WO (1) WO2009016902A1 (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5045295B2 (ja) * 2007-07-30 2012-10-10 ソニー株式会社 信号処理装置及び方法、並びにプログラム
JP5679253B2 (ja) * 2009-05-26 2015-03-04 国立大学法人東京工業大学 自立性高分子薄膜

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100458969B1 (ko) 1993-05-31 2005-04-06 소니 가부시끼 가이샤 신호부호화또는복호화장치,및신호부호화또는복호화방법
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
JP3164038B2 (ja) * 1997-11-05 2001-05-08 日本電気株式会社 音声帯域分割復号装置
JP3879249B2 (ja) 1998-05-14 2007-02-07 ソニー株式会社 エンコード方法、デコード方法、エンコード装置、デコード装置、ディジタル信号記録方法、ディジタル信号記録装置、記録媒体、ディジタル信号送信方法及びディジタル信号送信装置
US6353584B1 (en) * 1998-05-14 2002-03-05 Sony Corporation Reproducing and recording apparatus, decoding apparatus, recording apparatus, reproducing and recording method, decoding method and recording method
JP3879250B2 (ja) 1998-05-14 2007-02-07 ソニー株式会社 エンコード方法、デコード方法、エンコード装置、デコード装置、ディジタル信号記録方法、ディジタル信号記録装置、記録媒体、ディジタル信号送信方法及びディジタル信号送信装置
JP4639441B2 (ja) * 1999-09-01 2011-02-23 ソニー株式会社 ディジタル信号処理装置および処理方法、並びにディジタル信号記録装置および記録方法
JP2001134294A (ja) * 1999-11-10 2001-05-18 Toshiba Corp オーディオ信号のビットストリームの処理方法及び処理装置
US20020150246A1 (en) * 2000-06-28 2002-10-17 Akira Ogino Additional information embedding device and additional information embedding method
JP2002304198A (ja) * 2001-04-05 2002-10-18 Sony Corp 信号処理装置および信号処理方法
JP4296752B2 (ja) * 2002-05-07 2009-07-15 ソニー株式会社 符号化方法及び装置、復号方法及び装置、並びにプログラム
JP2004361602A (ja) * 2003-06-04 2004-12-24 Sony Corp データ生成方法およびデータ生成装置、データ復元方法およびデータ復元装置、並びにプログラム
CA2457988A1 (en) * 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
JP4635709B2 (ja) * 2005-05-10 2011-02-23 ソニー株式会社 音声符号化装置及び方法、並びに音声復号装置及び方法

Also Published As

Publication number Publication date
US8290784B2 (en) 2012-10-16
KR20100039823A (ko) 2010-04-16
EP2187388A4 (en) 2012-07-25
WO2009016902A1 (ja) 2009-02-05
JP2009031676A (ja) 2009-02-12
US20100131281A1 (en) 2010-05-27
CN101595524B (zh) 2012-09-26
JP5098492B2 (ja) 2012-12-12
EP2187388A1 (en) 2010-05-19
CN101595524A (zh) 2009-12-02
EP2187388B1 (en) 2013-10-02

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170626