JP5324450B2 - 音声信号の符号変換のための方法及び装置 - Google Patents

音声信号の符号変換のための方法及び装置 Download PDF

Info

Publication number
JP5324450B2
JP5324450B2 JP2009528672A JP2009528672A JP5324450B2 JP 5324450 B2 JP5324450 B2 JP 5324450B2 JP 2009528672 A JP2009528672 A JP 2009528672A JP 2009528672 A JP2009528672 A JP 2009528672A JP 5324450 B2 JP5324450 B2 JP 5324450B2
Authority
JP
Japan
Prior art keywords
parameter
time
region
frequency
frame
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.)
Expired - Fee Related
Application number
JP2009528672A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010504544A5 (https=
JP2010504544A (ja
Inventor
ヤクス，ペーター
コルドン，スヴェン
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of JP2010504544A publication Critical patent/JP2010504544A/ja
Publication of JP2010504544A5 publication Critical patent/JP2010504544A5/ja
Application granted granted Critical
Publication of JP5324450B2 publication Critical patent/JP5324450B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • 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
    • G10L19/04—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
    • G10L19/16—Vocoder architecture
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2009528672A 2006-09-20 2007-09-06 音声信号の符号変換のための方法及び装置 Expired - Fee Related JP5324450B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06120969A EP1903559A1 (en) 2006-09-20 2006-09-20 Method and device for transcoding audio signals
EP06120969.8 2006-09-20
PCT/EP2007/059349 WO2008034723A1 (en) 2006-09-20 2007-09-06 Method and device for transcoding audio signals

Publications (3)

Publication Number Publication Date
JP2010504544A JP2010504544A (ja) 2010-02-12
JP2010504544A5 JP2010504544A5 (https=) 2010-08-12
JP5324450B2 true JP5324450B2 (ja) 2013-10-23

Family

ID=37605771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009528672A Expired - Fee Related JP5324450B2 (ja) 2006-09-20 2007-09-06 音声信号の符号変換のための方法及び装置

Country Status (10)

Country Link
US (1) US9093065B2 (https=)
EP (2) EP1903559A1 (https=)
JP (1) JP5324450B2 (https=)
KR (1) KR101341317B1 (https=)
CN (1) CN101563726A (https=)
BR (1) BRPI0718465A2 (https=)
CA (1) CA2662910C (https=)
TW (1) TWI423251B (https=)
WO (1) WO2008034723A1 (https=)
ZA (1) ZA200901367B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8793738B2 (en) 1994-05-04 2014-07-29 Starsight Telecast Incorporated Television system with downloadable features

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH705207B1 (de) 2002-06-19 2012-11-30 Prospective Concepts Ag Pneumatisches Bauelement mit Knotenelementen.
CH704442B1 (de) 2005-12-23 2012-08-15 Prospective Concepts Ag Pneumatisches Bauelement.
US8161686B2 (en) 2005-12-23 2012-04-24 Prospective Concepts Ag Pneumatic structural element, and roof produced therefrom
DE102006051673A1 (de) * 2006-11-02 2008-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Nachbearbeiten von Spektralwerten und Encodierer und Decodierer für Audiosignale
EP2099027A1 (en) * 2008-03-05 2009-09-09 Deutsche Thomson OHG Method and apparatus for transforming between different filter bank domains
WO2010032992A2 (ko) * 2008-09-18 2010-03-25 한국전자통신연구원 Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치
CN101989429B (zh) * 2009-07-31 2012-02-01 华为技术有限公司 转码方法、装置、设备以及系统
EP2306456A1 (en) 2009-09-04 2011-04-06 Thomson Licensing Method for decoding an audio signal that has a base layer and an enhancement layer
US8509329B2 (en) * 2009-11-06 2013-08-13 Samsung Electronics Co., Ltd. Data receiving apparatus for receiving data frame using constellation mapping scheme and data transmission apparatus for transmitting the date frame
IN2015DN04001A (https=) * 2012-11-07 2015-10-02 Dolby Int Ab
US9749037B2 (en) * 2013-04-18 2017-08-29 Mitsubishi Electric Corporation Demultiplexing apparatus, multiplexing apparatus, and relay apparatus
CN105637584B (zh) 2013-09-12 2020-03-03 杜比国际公司 基于qmf的处理数据的时间对齐
TWI557724B (zh) 2013-09-27 2016-11-11 杜比實驗室特許公司 用於將 n 聲道音頻節目編碼之方法、用於恢復 n 聲道音頻節目的 m 個聲道之方法、被配置成將 n 聲道音頻節目編碼之音頻編碼器及被配置成執行 n 聲道音頻節目的恢復之解碼器
KR102632136B1 (ko) 2017-04-28 2024-01-31 디티에스, 인코포레이티드 오디오 코더 윈도우 사이즈 및 시간-주파수 변환
WO2022179406A1 (zh) * 2021-02-26 2022-09-01 腾讯科技（深圳）有限公司 音频转码方法、装置、音频转码器、设备以及存储介质
CN113689864B (zh) * 2021-10-27 2022-01-18 北京百瑞互联技术有限公司 一种音频数据处理方法、装置及存储介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6260009B1 (en) * 1999-02-12 2001-07-10 Qualcomm Incorporated CELP-based to CELP-based vocoder packet translation
JP4441125B2 (ja) 1999-03-25 2010-03-31 サゲム エス エー 入力信号内の音声信号を検出するための音声検出装置
WO2003058407A2 (en) * 2002-01-08 2003-07-17 Dilithium Networks Pty Limited A transcoding scheme between celp-based speech codes
JP4263412B2 (ja) 2002-01-29 2009-05-13 富士通株式会社 音声符号変換方法
WO2003079330A1 (en) * 2002-03-12 2003-09-25 Dilithium Networks Pty Limited Method for adaptive codebook pitch-lag computation in audio transcoders
DE10217297A1 (de) 2002-04-18 2003-11-06 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Codieren eines zeitdiskreten Audiosignals und Vorrichtung und Verfahren zum Decodieren von codierten Audiodaten
US7363230B2 (en) * 2002-08-01 2008-04-22 Yamaha Corporation Audio data processing apparatus and audio data distributing apparatus
TW573293B (en) * 2002-09-13 2004-01-21 Univ Nat Central Nonlinear operation method suitable for audio encoding/decoding and an applied hardware thereof
KR20050122240A (ko) * 2003-04-08 2005-12-28 닛본 덴끼 가부시끼가이샤 부호 변환 방법 및 장치
KR20060132697A (ko) * 2004-02-16 2006-12-21 코닌클리케 필립스 일렉트로닉스 엔.브이. 트랜스코더 및 트랜스코딩 방법
JP2008511852A (ja) * 2004-08-31 2008-04-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ トランスコードのための方法および装置
TWI270236B (en) * 2005-08-12 2007-01-01 Advanced Connectek Inc Loop antenna with capacitive structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8793738B2 (en) 1994-05-04 2014-07-29 Starsight Telecast Incorporated Television system with downloadable features

Also Published As

Publication number Publication date
EP2064700A1 (en) 2009-06-03
US20090240507A1 (en) 2009-09-24
TWI423251B (zh) 2014-01-11
EP2064700B1 (en) 2012-09-05
ZA200901367B (en) 2010-05-26
WO2008034723A1 (en) 2008-03-27
EP1903559A1 (en) 2008-03-26
TW200816167A (en) 2008-04-01
CA2662910A1 (en) 2008-03-27
CA2662910C (en) 2015-12-15
KR20090055579A (ko) 2009-06-02
JP2010504544A (ja) 2010-02-12
KR101341317B1 (ko) 2013-12-12
US9093065B2 (en) 2015-07-28
BRPI0718465A2 (pt) 2013-12-03
CN101563726A (zh) 2009-10-21

Similar Documents

Publication Publication Date Title
JP5324450B2 (ja) 音声信号の符号変換のための方法及び装置
JP5096468B2 (ja) サイド情報なしの時間的ノイズエンベロープの自由な整形
RU2608878C1 (ru) Регулировка уровня во временной области для декодирования или кодирования аудиосигналов
KR101617816B1 (ko) 스펙트럼 도메인 잡음 형상화를 사용하는 선형 예측 기반 코딩 방식
KR100469002B1 (ko) 오디오 코딩 방법 및 장치
CN101432802B (zh) 使用有损编码的数据流和无损扩展数据流对源信号进行无损编码的方法以及设备
CN103052983B (zh) 音频或视频编码器、音频或视频解码器及编码和解码方法
CN104021795B (zh) 码簿激励线性预测编码器、译码器及编码、译码方法
WO2004082288A1 (en) Switching between coding schemes
EP1883067A1 (en) Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream
RS63936B1 (sr) Ponovno odabiranje audio signala za kodiranje / dekodiranje s malim kašnjenjem
US20100250260A1 (en) Encoder
JPWO2009057329A1 (ja) 符号化装置、復号装置およびこれらの方法
JP5629319B2 (ja) スペクトル係数コーディングの量子化パラメータを効率的に符号化する装置及び方法
HK40035691B (en) Simultaneous time-domain and frequency-domain noise shaping for tdac transforms
HK40035691A (en) Simultaneous time-domain and frequency-domain noise shaping for tdac transforms
HK1214026A1 (zh) 音频处理系统

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100622

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20100622

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120403

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120620

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20130129

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130529

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20130607

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20130702

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20130718

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees