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HK1204133A1 - 信號處理設備和方法 - Google Patents

信號處理設備和方法

Info

Publication number
HK1204133A1
HK1204133A1 HK15104255.5A HK15104255A HK1204133A1 HK 1204133 A1 HK1204133 A1 HK 1204133A1 HK 15104255 A HK15104255 A HK 15104255A HK 1204133 A1 HK1204133 A1 HK 1204133A1
Authority
HK
Hong Kong
Prior art keywords
processing apparatus
signal processing
signal
processing
Prior art date
Application number
HK15104255.5A
Other languages
English (en)
Inventor
山本優樹
知念徹
畠中光行
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 HK1204133A1 publication Critical patent/HK1204133A1/zh

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
    • G10L19/02—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
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/04—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 predictive techniques
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • 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)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
HK15104255.5A 2010-08-03 2015-05-05 信號處理設備和方法 HK1204133A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010174758A JP6075743B2 (ja) 2010-08-03 2010-08-03 信号処理装置および方法、並びにプログラム

Publications (1)

Publication Number Publication Date
HK1204133A1 true HK1204133A1 (zh) 2015-11-06

Family

ID=45559144

Family Applications (2)

Application Number Title Priority Date Filing Date
HK12112436.3A HK1171858A1 (zh) 2010-08-03 2012-12-03 信號處理設備、方法和程序
HK15104255.5A HK1204133A1 (zh) 2010-08-03 2015-05-05 信號處理設備和方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK12112436.3A HK1171858A1 (zh) 2010-08-03 2012-12-03 信號處理設備、方法和程序

Country Status (17)

Country Link
US (4) US9406306B2 (zh)
EP (5) EP4086901B1 (zh)
JP (1) JP6075743B2 (zh)
KR (3) KR102057015B1 (zh)
CN (2) CN104200808B (zh)
AR (1) AR082447A1 (zh)
AU (4) AU2011287140A1 (zh)
BR (1) BR112012007187B1 (zh)
CA (1) CA2775314C (zh)
CO (1) CO6531467A2 (zh)
HK (2) HK1171858A1 (zh)
MX (1) MX2012003661A (zh)
RU (3) RU2550549C2 (zh)
SG (1) SG10201500267UA (zh)
TR (1) TR201809449T4 (zh)
WO (1) WO2012017621A1 (zh)
ZA (1) ZA201202197B (zh)

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