JP5123303B2 - 不可逆的符号化データ・ストリームと可逆的伸張データ・ストリームを用いて原信号を可逆的に符号化する方法及び装置 - Google Patents

不可逆的符号化データ・ストリームと可逆的伸張データ・ストリームを用いて原信号を可逆的に符号化する方法及び装置 Download PDF

Info

Publication number
JP5123303B2
JP5123303B2 JP2009521205A JP2009521205A JP5123303B2 JP 5123303 B2 JP5123303 B2 JP 5123303B2 JP 2009521205 A JP2009521205 A JP 2009521205A JP 2009521205 A JP2009521205 A JP 2009521205A JP 5123303 B2 JP5123303 B2 JP 5123303B2
Authority
JP
Japan
Prior art keywords
data stream
signal
reversibly
quantizer
output signal
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
JP2009521205A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009544993A5 (https=
JP2009544993A (ja
Inventor
ヤクス，ペーター
ケイラー，フロリアン
ウーボルト，オリヴァー
コルドン，スヴェン
ベーム，ヨーハネス
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 JP2009544993A publication Critical patent/JP2009544993A/ja
Publication of JP2009544993A5 publication Critical patent/JP2009544993A5/ja
Application granted granted Critical
Publication of JP5123303B2 publication Critical patent/JP5123303B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
JP2009521205A 2006-07-24 2007-07-12 不可逆的符号化データ・ストリームと可逆的伸張データ・ストリームを用いて原信号を可逆的に符号化する方法及び装置 Expired - Fee Related JP5123303B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06117720A EP1883067A1 (en) 2006-07-24 2006-07-24 Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream
EP06117720.0 2006-07-24
PCT/EP2007/057210 WO2008012211A1 (en) 2006-07-24 2007-07-12 Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream

Publications (3)

Publication Number Publication Date
JP2009544993A JP2009544993A (ja) 2009-12-17
JP2009544993A5 JP2009544993A5 (https=) 2010-09-02
JP5123303B2 true JP5123303B2 (ja) 2013-01-23

Family

ID=37203831

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009521205A Expired - Fee Related JP5123303B2 (ja) 2006-07-24 2007-07-12 不可逆的符号化データ・ストリームと可逆的伸張データ・ストリームを用いて原信号を可逆的に符号化する方法及び装置

Country Status (9)

Country Link
US (1) US20090306993A1 (https=)
EP (2) EP1883067A1 (https=)
JP (1) JP5123303B2 (https=)
KR (1) KR101397736B1 (https=)
CN (1) CN101490748B (https=)
AT (1) ATE470219T1 (https=)
BR (1) BRPI0714835A2 (https=)
DE (1) DE602007006957D1 (https=)
WO (1) WO2008012211A1 (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1881485A1 (en) * 2006-07-18 2008-01-23 Deutsche Thomson-Brandt Gmbh Audio bitstream data structure arrangement of a lossy encoded signal together with lossless encoded extension data for said signal
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
JP4977157B2 (ja) * 2009-03-06 2012-07-18 株式会社エヌ・ティ・ティ・ドコモ 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム
BR122022013454B1 (pt) 2009-10-20 2023-05-16 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificador de áudio, decodificador de áudio, método para codificar uma informação de áudio, método para decodificar uma informação de áudio que utiliza uma detecção de um grupo de valores espectrais previamente decodificados
AU2011206677B9 (en) 2010-01-12 2014-12-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding and decoding an audio information, and computer program obtaining a context sub-region value on the basis of a norm of previously decoded spectral values
CN101964188B (zh) * 2010-04-09 2012-09-05 华为技术有限公司 语音信号编码、解码方法、装置及编解码系统
FR2961937A1 (fr) * 2010-06-29 2011-12-30 France Telecom Codage/decodage predictif lineaire adaptatif
PT2700234T (pt) * 2011-04-22 2019-07-23 Dolby Int Ab Método e dispositivo para codificação com compressão com perda de dados
GB2490879B (en) * 2011-05-12 2018-12-26 Qualcomm Technologies Int Ltd Hybrid coded audio data streaming apparatus and method
EP2805493A1 (en) * 2012-01-17 2014-11-26 Futurewei Technologies, Inc. In-loop filtering for lossless coding mode in high efficiency video coding
GB201210373D0 (en) 2012-06-12 2012-07-25 Meridian Audio Ltd Doubly compatible lossless audio sandwidth extension
US9711150B2 (en) 2012-08-22 2017-07-18 Electronics And Telecommunications Research Institute Audio encoding apparatus and method, and audio decoding apparatus and method
MX372748B (es) * 2013-01-29 2020-05-26 Fraunhofer Ges Forschung Decodificador para generar una señal de audio mejorada en frecuencia, metodo de decodificacion, codificador para generar una señal codificada y metodo de codificacion utilizando informacion secundaria de seleccion compacta.
EP2956935B1 (en) 2013-02-14 2017-01-04 Dolby Laboratories Licensing Corporation Controlling the inter-channel coherence of upmixed audio signals
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
WO2014126688A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
TWI618051B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置
EP3660843B1 (en) 2013-09-13 2022-11-09 Samsung Electronics Co., Ltd. Lossless coding method
WO2015037961A1 (ko) 2013-09-13 2015-03-19 삼성전자 주식회사 에너지 무손실 부호화방법 및 장치, 신호 부호화방법 및 장치, 에너지 무손실 복호화방법 및 장치, 및 신호 복호화방법 및 장치
US10438597B2 (en) 2017-08-31 2019-10-08 Dolby International Ab Decoder-provided time domain aliasing cancellation during lossy/lossless transitions
CN114724567B (zh) * 2020-12-18 2025-04-15 同响科技股份有限公司 固定带宽音信数据的有损或无损压缩的动态切换方法
US12574137B2 (en) * 2022-10-12 2026-03-10 Ciena Corporation Method and apparatus for performing spread spectrum optical spectroscopy
US12492984B2 (en) 2022-10-12 2025-12-09 Ciena Corporation Method and apparatus for coherent spread spectrum optical spectroscopy

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0756386B1 (en) * 1995-07-27 2003-09-17 Victor Company Of Japan, Limited Method and apparatus for coding a digital, acoustic signal
IL138230A (en) * 1999-01-07 2005-06-19 Koninkl Philips Electronics Nv Efficient coding of side information in a lossless encoder
US6226616B1 (en) * 1999-06-21 2001-05-01 Digital Theater Systems, Inc. Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility
US6675148B2 (en) * 2001-01-05 2004-01-06 Digital Voice Systems, Inc. Lossless audio coder
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
AU2003234763A1 (en) * 2002-04-26 2003-11-10 Matsushita Electric Industrial Co., Ltd. Coding device, decoding device, coding method, and decoding method
DE10236694A1 (de) * 2002-08-09 2004-02-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum skalierbaren Codieren und Vorrichtung und Verfahren zum skalierbaren Decodieren
US7424434B2 (en) * 2002-09-04 2008-09-09 Microsoft Corporation Unified lossy and lossless audio compression
US7657429B2 (en) * 2003-06-16 2010-02-02 Panasonic Corporation Coding apparatus and coding method for coding with reference to a codebook
KR100561869B1 (ko) * 2004-03-10 2006-03-17 삼성전자주식회사 무손실 오디오 부호화/복호화 방법 및 장치
PL1839297T3 (pl) * 2005-01-11 2019-05-31 Koninklijke Philips Nv Skalowalne kodowanie/dekodowanie sygnałów audio
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
JP4640020B2 (ja) * 2005-07-29 2011-03-02 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
US7678984B1 (en) * 2005-10-13 2010-03-16 Sun Microsystems, Inc. Method and apparatus for programmatically generating audio file playlists
US8447691B2 (en) * 2007-05-30 2013-05-21 Hsbc Card Services, Inc. Systems and methods for NACHA compliant ACH transfers using an automated voice response system

Also Published As

Publication number Publication date
JP2009544993A (ja) 2009-12-17
CN101490748B (zh) 2011-12-07
ATE470219T1 (de) 2010-06-15
BRPI0714835A2 (pt) 2013-03-12
EP2044589A1 (en) 2009-04-08
KR20090043498A (ko) 2009-05-06
KR101397736B1 (ko) 2014-05-20
DE602007006957D1 (de) 2010-07-15
CN101490748A (zh) 2009-07-22
US20090306993A1 (en) 2009-12-10
EP1883067A1 (en) 2008-01-30
WO2008012211A1 (en) 2008-01-31
EP2044589B1 (en) 2010-06-02

Similar Documents

Publication Publication Date Title
JP5123303B2 (ja) 不可逆的符号化データ・ストリームと可逆的伸張データ・ストリームを用いて原信号を可逆的に符号化する方法及び装置
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
KR100818268B1 (ko) 오디오 데이터 부호화 및 복호화 장치와 방법
EP2016383B1 (en) Method and apparatus for lossless encoding of a source signal using a lossy encoded data stream and a lossless extension data stream
CN102177542B (zh) 能量保留多通道音频编码
TWI466106B (zh) 音訊或視訊編碼器、音訊或視訊解碼器及用以利用可變預測方向來處理多頻道音訊或視訊信號的相關方法
JP3391686B2 (ja) 符号化されたオーディオ信号を復号する方法及び装置
JP5695074B2 (ja) 音声符号化装置および音声復号化装置
KR20100086031A (ko) 스케일러블 음성 및 오디오 코덱들에서 양자화된 ｍｄｃｔ 스펙트럼에 대한 코드북 인덱스들의 인코딩/디코딩을 위한 기술
JP4640020B2 (ja) 音声符号化装置及び方法、並びに音声復号装置及び方法
JPWO2009057329A1 (ja) 符号化装置、復号装置およびこれらの方法
US9240192B2 (en) Device and method for efficiently encoding quantization parameters of spectral coefficient coding
Yu et al. A scalable lossy to lossless audio coder for MPEG-4 lossless audio coding
Muin et al. A review of lossless audio compression standards and algorithms
Muin et al. A review of lossless audio compression standards and algorithms

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100706

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20100706

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120615

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120626

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120925

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: 20121016

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20121025

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20151102

Year of fee payment: 3

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