CY1106119T1 - Κβαντιση φασματικου μεγεθους για εναν κωδικευτη ομιλιας - Google Patents

Κβαντιση φασματικου μεγεθους για εναν κωδικευτη ομιλιας

Info

Publication number
CY1106119T1
CY1106119T1 CY20061100958T CY061100958T CY1106119T1 CY 1106119 T1 CY1106119 T1 CY 1106119T1 CY 20061100958 T CY20061100958 T CY 20061100958T CY 061100958 T CY061100958 T CY 061100958T CY 1106119 T1 CY1106119 T1 CY 1106119T1
Authority
CY
Cyprus
Prior art keywords
vector
gain factors
vectors
sub
create
Prior art date
Application number
CY20061100958T
Other languages
Greek (el)
English (en)
Inventor
Eddie Lun Tik Choy
Sharath Manjunath
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of CY1106119T1 publication Critical patent/CY1106119T1/el

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
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CY20061100958T 1999-07-19 2006-07-10 Κβαντιση φασματικου μεγεθους για εναν κωδικευτη ομιλιας CY1106119T1 (el)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/356,756 US6324505B1 (en) 1999-07-19 1999-07-19 Amplitude quantization scheme for low-bit-rate speech coders
PCT/US2000/019602 WO2001006493A1 (en) 1999-07-19 2000-07-18 Spectral magnitude quantization for a speech coder

Publications (1)

Publication Number Publication Date
CY1106119T1 true CY1106119T1 (el) 2011-06-08

Family

ID=23402824

Family Applications (1)

Application Number Title Priority Date Filing Date
CY20061100958T CY1106119T1 (el) 1999-07-19 2006-07-10 Κβαντιση φασματικου μεγεθους για εναν κωδικευτη ομιλιας

Country Status (12)

Country Link
US (1) US6324505B1 (https=)
EP (1) EP1204969B1 (https=)
JP (1) JP4659314B2 (https=)
KR (2) KR100898323B1 (https=)
CN (1) CN1158647C (https=)
AT (1) ATE324653T1 (https=)
AU (1) AU6353600A (https=)
BR (1) BRPI0012542B1 (https=)
CY (1) CY1106119T1 (https=)
DE (1) DE60027573T2 (https=)
ES (1) ES2265958T3 (https=)
WO (1) WO2001006493A1 (https=)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6456964B2 (en) * 1998-12-21 2002-09-24 Qualcomm, Incorporated Encoding of periodic speech using prototype waveforms
SE9903553D0 (sv) 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
EP1088304A1 (en) * 1999-04-05 2001-04-04 Hughes Electronics Corporation A frequency domain interpolative speech codec system
KR100434538B1 (ko) * 1999-11-17 2004-06-05 삼성전자주식회사 음성의 천이 구간 검출 장치, 그 방법 및 천이 구간의음성 합성 방법
US7260523B2 (en) * 1999-12-21 2007-08-21 Texas Instruments Incorporated Sub-band speech coding system
GB0005515D0 (en) * 2000-03-08 2000-04-26 Univ Glasgow Improved vector quantization of images
EP1279167B1 (en) * 2000-04-24 2007-05-30 QUALCOMM Incorporated Method and apparatus for predictively quantizing voiced speech
US6937979B2 (en) * 2000-09-15 2005-08-30 Mindspeed Technologies, Inc. Coding based on spectral content of a speech signal
US6947888B1 (en) * 2000-10-17 2005-09-20 Qualcomm Incorporated Method and apparatus for high performance low bit-rate coding of unvoiced speech
US7606703B2 (en) * 2000-11-15 2009-10-20 Texas Instruments Incorporated Layered celp system and method with varying perceptual filter or short-term postfilter strengths
US6931373B1 (en) * 2001-02-13 2005-08-16 Hughes Electronics Corporation Prototype waveform phase modeling for a frequency domain interpolative speech codec system
US6996523B1 (en) * 2001-02-13 2006-02-07 Hughes Electronics Corporation Prototype waveform magnitude quantization for a frequency domain interpolative speech codec system
US7013269B1 (en) * 2001-02-13 2006-03-14 Hughes Electronics Corporation Voicing measure for a speech CODEC system
WO2002097796A1 (en) * 2001-05-28 2002-12-05 Intel Corporation Providing shorter uniform frame lengths in dynamic time warping for voice conversion
KR100841096B1 (ko) * 2002-10-14 2008-06-25 리얼네트웍스아시아퍼시픽 주식회사 음성 코덱에 대한 디지털 오디오 신호의 전처리 방법
US7272557B2 (en) * 2003-05-01 2007-09-18 Microsoft Corporation Method and apparatus for quantizing model parameters
WO2005112001A1 (ja) * 2004-05-19 2005-11-24 Matsushita Electric Industrial Co., Ltd. 符号化装置、復号化装置、およびこれらの方法
CN100506145C (zh) * 2004-11-08 2009-07-01 皇家飞利浦电子股份有限公司 无线传感器的安全识别和关联
KR100851970B1 (ko) * 2005-07-15 2008-08-12 삼성전자주식회사 오디오 신호의 중요주파수 성분 추출방법 및 장치와 이를이용한 저비트율 오디오 신호 부호화/복호화 방법 및 장치
US8145477B2 (en) * 2005-12-02 2012-03-27 Sharath Manjunath Systems, methods, and apparatus for computationally efficient, iterative alignment of speech waveforms
KR101244310B1 (ko) * 2006-06-21 2013-03-18 삼성전자주식회사 광대역 부호화 및 복호화 방법 및 장치
US9454974B2 (en) * 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
JP5096474B2 (ja) * 2006-10-10 2012-12-12 クゥアルコム・インコーポレイテッド オーディオ信号を符号化及び復号化する方法及び装置
CN101483495B (zh) * 2008-03-20 2012-02-15 华为技术有限公司 一种背景噪声生成方法以及噪声处理装置
US8768690B2 (en) * 2008-06-20 2014-07-01 Qualcomm Incorporated Coding scheme selection for low-bit-rate applications
US20090319261A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
US20090319263A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
CN101630509B (zh) * 2008-07-14 2012-04-18 华为技术有限公司 一种编解码方法、装置及系统
KR101301245B1 (ko) * 2008-12-22 2013-09-10 한국전자통신연구원 스펙트럼 계수의 서브대역 할당 방법 및 장치
US8930185B2 (en) * 2009-08-28 2015-01-06 International Business Machines Corporation Speech feature extraction apparatus, speech feature extraction method, and speech feature extraction program
WO2011048820A1 (ja) * 2009-10-23 2011-04-28 パナソニック株式会社 符号化装置、復号装置およびこれらの方法
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
US10049685B2 (en) 2013-03-12 2018-08-14 Aaware, Inc. Integrated sensor-array processor
US10204638B2 (en) 2013-03-12 2019-02-12 Aaware, Inc. Integrated sensor-array processor
US9443529B2 (en) 2013-03-12 2016-09-13 Aawtend, Inc. Integrated sensor-array processor
KR20150032390A (ko) * 2013-09-16 2015-03-26 삼성전자주식회사 음성 명료도 향상을 위한 음성 신호 처리 장치 및 방법
CN111091843B (zh) * 2013-11-07 2023-05-02 瑞典爱立信有限公司 用于编码的矢量分段的方法和设备
US9628266B2 (en) * 2014-02-26 2017-04-18 Raytheon Bbn Technologies Corp. System and method for encoding encrypted data for further processing
JP6724932B2 (ja) * 2018-01-11 2020-07-15 ヤマハ株式会社 音声合成方法、音声合成システムおよびプログラム
US12380912B2 (en) * 2022-03-08 2025-08-05 Cisco Technology, Inc. Audio automatic mixer with frequency weighting

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0815261B2 (ja) * 1991-06-06 1996-02-14 松下電器産業株式会社 適応変換ベクトル量子化符号化法
CA2483324C (en) * 1991-06-11 2008-05-06 Qualcomm Incorporated Estimation of background noise in a variable rate vocoder
JP3237178B2 (ja) * 1992-03-18 2001-12-10 ソニー株式会社 符号化方法及び復号化方法
US5884253A (en) 1992-04-09 1999-03-16 Lucent Technologies, Inc. Prototype waveform speech coding with interpolation of pitch, pitch-period waveforms, and synthesis filter
US5581653A (en) 1993-08-31 1996-12-03 Dolby Laboratories Licensing Corporation Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder
US5517595A (en) 1994-02-08 1996-05-14 At&T Corp. Decomposition in noise and periodic signal waveforms in waveform interpolation
TW295747B (https=) * 1994-06-13 1997-01-11 Sony Co Ltd
JP3353266B2 (ja) * 1996-02-22 2002-12-03 日本電信電話株式会社 音響信号変換符号化方法

Also Published As

Publication number Publication date
KR20070087222A (ko) 2007-08-27
JP4659314B2 (ja) 2011-03-30
BR0012542A (pt) 2002-11-26
US6324505B1 (en) 2001-11-27
CN1375096A (zh) 2002-10-16
AU6353600A (en) 2001-02-05
JP2003505724A (ja) 2003-02-12
KR20020013965A (ko) 2002-02-21
ATE324653T1 (de) 2006-05-15
EP1204969A1 (en) 2002-05-15
ES2265958T3 (es) 2007-03-01
EP1204969B1 (en) 2006-04-26
DE60027573D1 (de) 2006-06-01
CN1158647C (zh) 2004-07-21
HK1047817A1 (en) 2003-03-07
WO2001006493A1 (en) 2001-01-25
BRPI0012542B1 (pt) 2015-07-07
KR100898324B1 (ko) 2009-05-20
DE60027573T2 (de) 2007-04-26
KR100898323B1 (ko) 2009-05-20

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