HK1135523A1 - 種用於音頻量化的方法、 設備和系統 - Google Patents

種用於音頻量化的方法、 設備和系統

Info

Publication number
HK1135523A1
HK1135523A1 HK10101995.1A HK10101995A HK1135523A1 HK 1135523 A1 HK1135523 A1 HK 1135523A1 HK 10101995 A HK10101995 A HK 10101995A HK 1135523 A1 HK1135523 A1 HK 1135523A1
Authority
HK
Hong Kong
Prior art keywords
audio signal
predictive quantization
signal segment
predictive
quantization
Prior art date
Application number
HK10101995.1A
Other languages
English (en)
Inventor
Anssi Ramo
Lasse Laaksonen
Adriana Vasilache
Original Assignee
Nokia Technologies Oy
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 Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of HK1135523A1 publication Critical patent/HK1135523A1/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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Stereophonic System (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Traffic Control Systems (AREA)
HK10101995.1A 2007-01-30 2010-02-25 種用於音頻量化的方法、 設備和系統 HK1135523A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/700,732 US7813922B2 (en) 2007-01-30 2007-01-30 Audio quantization
PCT/EP2008/050217 WO2008092719A1 (en) 2007-01-30 2008-01-10 Audio quantization

Publications (1)

Publication Number Publication Date
HK1135523A1 true HK1135523A1 (zh) 2010-06-04

Family

ID=39469436

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10101995.1A HK1135523A1 (zh) 2007-01-30 2010-02-25 種用於音頻量化的方法、 設備和系統

Country Status (11)

Country Link
US (1) US7813922B2 (zh)
EP (1) EP2127088B1 (zh)
JP (1) JP2010517065A (zh)
KR (1) KR101100280B1 (zh)
CN (1) CN101611550B (zh)
AT (1) ATE540479T1 (zh)
CA (1) CA2673745C (zh)
HK (1) HK1135523A1 (zh)
MX (1) MX2009007383A (zh)
UA (1) UA98952C2 (zh)
WO (1) WO2008092719A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101755455A (zh) * 2007-07-30 2010-06-23 日本电气株式会社 通信终端、分配系统、变换方法以及程序
TWI672691B (zh) 2011-04-21 2019-09-21 南韓商三星電子股份有限公司 解碼方法
MX2013012301A (es) * 2011-04-21 2013-12-06 Samsung Electronics Co Ltd Aparato para cuantificar coeficientes de codificacion predictiva lineal, aparato de codificacion de sonido, aparato para decuantificar coeficientes de codificacion predictiva lineal, aparato de decodificacion de sonido y dispositivo electronico para los mismos.
US10109287B2 (en) 2012-10-30 2018-10-23 Nokia Technologies Oy Method and apparatus for resilient vector quantization
PL3139382T3 (pl) * 2014-05-01 2019-11-29 Nippon Telegraph & Telephone Urządzenie kodujące sygnał dźwiękowy, sposób kodowania sygnału dźwiękowego, program i nośnik rejestrujący
CA2959450C (en) * 2014-08-28 2019-11-12 Nokia Technologies Oy Audio parameter quantization
CN106126162B (zh) * 2016-06-16 2019-07-19 Oppo广东移动通信有限公司 一种防止音效突变的方法及终端

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07109990B2 (ja) 1989-04-27 1995-11-22 日本ビクター株式会社 適応型フレーム間予測符号化方法及び復号方法
US6691092B1 (en) 1999-04-05 2004-02-10 Hughes Electronics Corporation Voicing measure as an estimate of signal periodicity for a frequency domain interpolative speech codec system
US6438518B1 (en) 1999-10-28 2002-08-20 Qualcomm Incorporated Method and apparatus for using coding scheme selection patterns in a predictive speech coder to reduce sensitivity to frame error conditions
US6671669B1 (en) * 2000-07-18 2003-12-30 Qualcomm Incorporated combined engine system and method for voice recognition
US7003454B2 (en) * 2001-05-16 2006-02-21 Nokia Corporation Method and system for line spectral frequency vector quantization in speech codec
US7523032B2 (en) * 2003-12-19 2009-04-21 Nokia Corporation Speech coding method, device, coding module, system and software program product for pre-processing the phase structure of a to be encoded speech signal to match the phase structure of the decoded signal
FI118835B (fi) * 2004-02-23 2008-03-31 Nokia Corp Koodausmallin valinta
US7587314B2 (en) * 2005-08-29 2009-09-08 Nokia Corporation Single-codebook vector quantization for multiple-rate applications

Also Published As

Publication number Publication date
CN101611550A (zh) 2009-12-23
EP2127088B1 (en) 2012-01-04
CN101611550B (zh) 2016-05-04
UA98952C2 (en) 2012-07-10
CA2673745A1 (en) 2008-08-07
US7813922B2 (en) 2010-10-12
WO2008092719A1 (en) 2008-08-07
JP2010517065A (ja) 2010-05-20
MX2009007383A (es) 2009-08-13
EP2127088A1 (en) 2009-12-02
US20080180307A1 (en) 2008-07-31
CA2673745C (en) 2010-11-23
KR101100280B1 (ko) 2011-12-28
KR20090101932A (ko) 2009-09-29
ATE540479T1 (de) 2012-01-15

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