KR101397736B1 - 유손실 인코딩 데이터 스트림 및 무손실 확장 데이터 스트림을 이용하는 소스 신호의 무손실 인코딩을 위한 방법및 장치 - Google Patents

유손실 인코딩 데이터 스트림 및 무손실 확장 데이터 스트림을 이용하는 소스 신호의 무손실 인코딩을 위한 방법및 장치 Download PDF

Info

Publication number
KR101397736B1
KR101397736B1 KR1020097001582A KR20097001582A KR101397736B1 KR 101397736 B1 KR101397736 B1 KR 101397736B1 KR 1020097001582 A KR1020097001582 A KR 1020097001582A KR 20097001582 A KR20097001582 A KR 20097001582A KR 101397736 B1 KR101397736 B1 KR 101397736B1
Authority
KR
South Korea
Prior art keywords
lossless
data stream
signal
quantization
lossy
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
KR1020097001582A
Other languages
English (en)
Korean (ko)
Other versions
KR20090043498A (ko
Inventor
피터 젝스
플로리안 케일러
올리버 유에볼트
스벤 코르돈
요하네스 봄
Original Assignee
톰슨 라이센싱
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 톰슨 라이센싱 filed Critical 톰슨 라이센싱
Publication of KR20090043498A publication Critical patent/KR20090043498A/ko
Application granted granted Critical
Publication of KR101397736B1 publication Critical patent/KR101397736B1/ko
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)
KR1020097001582A 2006-07-24 2007-07-12 유손실 인코딩 데이터 스트림 및 무손실 확장 데이터 스트림을 이용하는 소스 신호의 무손실 인코딩을 위한 방법및 장치 Expired - Fee Related KR101397736B1 (ko)

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 (2)

Publication Number Publication Date
KR20090043498A KR20090043498A (ko) 2009-05-06
KR101397736B1 true KR101397736B1 (ko) 2014-05-20

Family

ID=37203831

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020097001582A Expired - Fee Related KR101397736B1 (ko) 2006-07-24 2007-07-12 유손실 인코딩 데이터 스트림 및 무손실 확장 데이터 스트림을 이용하는 소스 신호의 무손실 인코딩을 위한 방법및 장치

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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004264812A (ja) 2002-09-04 2004-09-24 Microsoft Corp 統合化不可逆的可逆的音声圧縮
KR20050090941A (ko) * 2004-03-10 2005-09-14 삼성전자주식회사 무손실 오디오 부호화/복호화 방법 및 장치

Family Cites Families (13)

* 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
US7657429B2 (en) * 2003-06-16 2010-02-02 Panasonic Corporation Coding apparatus and coding method for coding with reference to a codebook
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004264812A (ja) 2002-09-04 2004-09-24 Microsoft Corp 統合化不可逆的可逆的音声圧縮
KR20050090941A (ko) * 2004-03-10 2005-09-14 삼성전자주식회사 무손실 오디오 부호화/복호화 방법 및 장치

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
DE602007006957D1 (de) 2010-07-15
CN101490748A (zh) 2009-07-22
US20090306993A1 (en) 2009-12-10
EP1883067A1 (en) 2008-01-30
JP5123303B2 (ja) 2013-01-23
WO2008012211A1 (en) 2008-01-31
EP2044589B1 (en) 2010-06-02

Similar Documents

Publication Publication Date Title
KR101397736B1 (ko) 유손실 인코딩 데이터 스트림 및 무손실 확장 데이터 스트림을 이용하는 소스 신호의 무손실 인코딩을 위한 방법및 장치
KR101473016B1 (ko) 소스 신호에 대한 손실 인코딩된 데이터 스트림 및 무손실 확장 데이터 스트림으로부터 상기 소스 신호에 대한 무손실 인코딩된 데이터 스트림을 생성하기 위해 상기 소스 신호를 무손실 인코딩하기 방법 및 장치
EP2016383B1 (en) Method and apparatus for lossless encoding of a source signal using a lossy encoded data stream and a lossless extension data stream
EP2201566B1 (en) Joint multi-channel audio encoding/decoding
KR101016224B1 (ko) 인코더, 디코더 및 시간 영역 데이터 스트림을 나타내는 데이터 세그먼트를 인코딩하고 디코딩하는 방법
EP3923279B1 (en) Apparatus for decoding audio signals and method for decoding audio signals
JPH10282999A (ja) オーディオ信号を符号化する方法及び装置、並びに符号化されたオーディオ信号を復号する方法及び装置
JP2009513992A (ja) オーディオ信号を符号化する装置と方法および符号化されたオーディオ信号を復号化する装置と方法
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
TWI390502B (zh) 編碼信號之處理方法
Yu et al. MPEG-4 scalable to lossless audio coding
HK40002725B (en) Apparatus for decoding audio signals and method for decoding audio signals
HK1105476B (en) Method and equipment for processing of encoded signals

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20170515

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20170515

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000