WO2003077425A1 - Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program - Google Patents

Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program Download PDF

Info

Publication number
WO2003077425A1
WO2003077425A1 PCT/JP2003/002809 JP0302809W WO03077425A1 WO 2003077425 A1 WO2003077425 A1 WO 2003077425A1 JP 0302809 W JP0302809 W JP 0302809W WO 03077425 A1 WO03077425 A1 WO 03077425A1
Authority
WO
WIPO (PCT)
Prior art keywords
decoding
digital signal
signal
program
encoding
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.)
Ceased
Application number
PCT/JP2003/002809
Other languages
English (en)
French (fr)
Inventor
Takehiro Moriya
Akio Jin
Kazunaga Ikeda
Takeshi Mori
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to AU2003213439A priority Critical patent/AU2003213439A1/en
Priority to CN038055503A priority patent/CN1639984B/zh
Priority to EP03708527.1A priority patent/EP1484841B1/en
Priority to US10/505,485 priority patent/US7599835B2/en
Publication of WO2003077425A1 publication Critical patent/WO2003077425A1/ja
Anticipated expiration legal-status Critical
Priority to US12/502,797 priority patent/US8311815B2/en
Ceased legal-status Critical Current

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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
PCT/JP2003/002809 2002-03-08 2003-03-10 Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program Ceased WO2003077425A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AU2003213439A AU2003213439A1 (en) 2002-03-08 2003-03-10 Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program
CN038055503A CN1639984B (zh) 2002-03-08 2003-03-10 数字信号编码方法、解码方法、编码设备、解码设备
EP03708527.1A EP1484841B1 (en) 2002-03-08 2003-03-10 DIGITAL SIGNAL ENCODING METHOD, DECODING METHOD, ENCODING DEVICE, DECODING DEVICE and DIGITAL SIGNAL DECODING PROGRAM
US10/505,485 US7599835B2 (en) 2002-03-08 2003-03-10 Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program
US12/502,797 US8311815B2 (en) 2002-03-08 2009-07-14 Method, apparatus, and program for encoding digital signal, and method, apparatus, and program for decoding digital signal

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP2002063598 2002-03-08
JP2002-63598 2002-03-08
JP2002063449 2002-03-08
JP2002-63449 2002-03-08
JP2002-288677 2002-10-01
JP2002288677 2002-10-01
JP2002-304646 2002-10-18
JP2002304646 2002-10-18
JP2002-346789 2002-11-29
JP2002346789 2002-11-29
JP2003-25272 2003-01-31
JP2003025272 2003-01-31

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US10505485 A-371-Of-International 2003-03-10
US12/502,797 Division US8311815B2 (en) 2002-03-08 2009-07-14 Method, apparatus, and program for encoding digital signal, and method, apparatus, and program for decoding digital signal

Publications (1)

Publication Number Publication Date
WO2003077425A1 true WO2003077425A1 (en) 2003-09-18

Family

ID=27808926

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/002809 Ceased WO2003077425A1 (en) 2002-03-08 2003-03-10 Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program

Country Status (5)

Country Link
US (2) US7599835B2 (ja)
EP (1) EP1484841B1 (ja)
CN (1) CN1639984B (ja)
AU (1) AU2003213439A1 (ja)
WO (1) WO2003077425A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004098066A1 (ja) * 2003-04-28 2004-11-11 Nippon Telegraph And Telephone Corporation 浮動小数点形式ディジタル信号可逆符号化方法、及び復号化方法と、その各装置、その各プログラム
WO2004114527A1 (ja) * 2003-06-20 2004-12-29 Nippon Telegraph And Telephone Corporation 浮動小数点形式ディジタル信号可逆符号化方法、及び復号化方法と、その各装置、その各プログラム
WO2005025072A1 (ja) * 2003-09-02 2005-03-17 Nippon Telegraph And Telephone Corporation 浮動小数点信号可逆符号化方法、復号化方法、及びそれらの装置、プログラム及びその記録媒体
EP1699043A4 (en) * 2004-01-08 2008-04-16 Matsushita Electric Industrial Co Ltd Signal decoding method and signal decoding device
EP2270775A3 (en) * 2004-03-25 2011-10-19 DTS, Inc. Lossless multi-channel audio codec
JP2019070866A (ja) * 2012-11-15 2019-05-09 株式会社Ｎｔｔドコモ 音声符号化装置および音声符号化方法

Families Citing this family (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2992051C (en) 2004-03-01 2019-01-22 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
US7164899B2 (en) * 2003-09-16 2007-01-16 Microtune (Texas), L.P. System and method for frequency translation with harmonic suppression using mixer stages
KR100571824B1 (ko) * 2003-11-26 2006-04-17 삼성전자주식회사 부가정보 삽입된 ｍｐｅｇ-4 오디오 ｂｓａｃ부호화/복호화 방법 및 장치
US7751804B2 (en) * 2004-07-23 2010-07-06 Wideorbit, Inc. Dynamic creation, selection, and scheduling of radio frequency communications
JP2008514115A (ja) 2004-09-14 2008-05-01 ギャリー デモス 高品質広帯域多層画像圧縮符号化システム
JP4530274B2 (ja) * 2005-01-11 2010-08-25 株式会社リコー 符号処理装置、符号処理方法、プログラム及び情報記録媒体
CN101794579A (zh) * 2005-01-12 2010-08-04 日本电信电话株式会社 长期预测编码和长期预测解码的方法和装置
JP4761506B2 (ja) * 2005-03-01 2011-08-31 国立大学法人北陸先端科学技術大学院大学 音声処理方法と装置及びプログラム並びに音声システム
US7899135B2 (en) * 2005-05-11 2011-03-01 Freescale Semiconductor, Inc. Digital decoder and applications thereof
JP4958780B2 (ja) * 2005-05-11 2012-06-20 パナソニック株式会社 符号化装置、復号化装置及びこれらの方法
US8090586B2 (en) 2005-05-26 2012-01-03 Lg Electronics Inc. Method and apparatus for embedding spatial information and reproducing embedded signal for an audio signal
CA2613885C (en) * 2005-06-30 2014-05-06 Lg Electronics Inc. Method and apparatus for encoding and decoding an audio signal
EP1946294A2 (en) 2005-06-30 2008-07-23 LG Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
JP5227794B2 (ja) * 2005-06-30 2013-07-03 エルジー エレクトロニクス インコーポレイティド オーディオ信号をエンコーディング及びデコーディングするための装置とその方法
JP4859925B2 (ja) * 2005-08-30 2012-01-25 エルジー エレクトロニクス インコーポレイティド オーディオ信号デコーディング方法及びその装置
US7761303B2 (en) * 2005-08-30 2010-07-20 Lg Electronics Inc. Slot position coding of TTT syntax of spatial audio coding application
US7788107B2 (en) * 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
KR20080049735A (ko) * 2005-08-30 2008-06-04 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
CN101253557B (zh) * 2005-08-31 2012-06-20 松下电器产业株式会社 立体声编码装置及立体声编码方法
US8155105B2 (en) * 2005-09-22 2012-04-10 Rsi Video Technologies, Inc. Spread spectrum wireless communication and monitoring arrangement and method
CN101273404B (zh) * 2005-09-30 2012-07-04 松下电器产业株式会社 语音编码装置以及语音编码方法
CN102663975B (zh) * 2005-10-03 2014-12-24 夏普株式会社 显示装置
US7751485B2 (en) * 2005-10-05 2010-07-06 Lg Electronics Inc. Signal processing using pilot based coding
US7646319B2 (en) * 2005-10-05 2010-01-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7696907B2 (en) * 2005-10-05 2010-04-13 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
KR100857111B1 (ko) * 2005-10-05 2008-09-08 엘지전자 주식회사 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치
US7672379B2 (en) * 2005-10-05 2010-03-02 Lg Electronics Inc. Audio signal processing, encoding, and decoding
EP1949368A4 (en) 2005-10-05 2009-05-27 Lg Electronics Inc METHOD AND APPARATUS FOR SIGNAL PROCESSING AND CODING AND DECODING METHOD AND APPARATUS THEREOF
US7761289B2 (en) * 2005-10-24 2010-07-20 Lg Electronics Inc. Removing time delays in signal paths
US7752053B2 (en) 2006-01-13 2010-07-06 Lg Electronics Inc. Audio signal processing using pilot based coding
US7907579B2 (en) * 2006-08-15 2011-03-15 Cisco Technology, Inc. WiFi geolocation from carrier-managed system geolocation of a dual mode device
BRPI0718738B1 (pt) 2006-12-12 2023-05-16 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificador, decodificador e métodos para codificação e decodificação de segmentos de dados representando uma corrente de dados de domínio de tempo
WO2008081777A1 (ja) * 2006-12-25 2008-07-10 Kyushu Institute Of Technology 高域信号補間装置及び高域信号補間方法
EP2093757A4 (en) * 2007-02-20 2012-02-22 Panasonic Corp MULTI-CHANNEL DECODING DEVICE, MULTI-CHANNEL DECODING METHOD, PROGRAM AND INTEGRATED SEMICONDUCTOR SWITCHING
JP5255575B2 (ja) * 2007-03-02 2013-08-07 テレフオンアクチーボラゲット エル エム エリクソン（パブル） レイヤード・コーデックのためのポストフィルタ
TWI365615B (en) * 2007-03-22 2012-06-01 Realtek Semiconductor Corp Receiver of a displayport interface having an error correction circuit and method applied to the receiver
US7925783B2 (en) * 2007-05-23 2011-04-12 Microsoft Corporation Transparent envelope for XML messages
JP5045295B2 (ja) * 2007-07-30 2012-10-10 ソニー株式会社 信号処理装置及び方法、並びにプログラム
CN101369821B (zh) * 2007-08-15 2013-08-07 华为技术有限公司 下采样的方法及装置、信号均衡方法及系统
US8886612B2 (en) * 2007-10-04 2014-11-11 Core Wireless Licensing S.A.R.L. Method, apparatus and computer program product for providing improved data compression
US7996523B2 (en) * 2008-01-17 2011-08-09 Fluke Corporation Free string match encoding and preview
WO2009144953A1 (ja) * 2008-05-30 2009-12-03 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
KR101501568B1 (ko) * 2008-07-04 2015-03-12 에스케이 텔레콤주식회사 영상 부호화 및 복호화 장치 및, 방법
EP3937167B1 (en) 2008-07-11 2023-05-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and audio decoder
WO2010041680A1 (ja) * 2008-10-10 2010-04-15 日本電信電話株式会社 符号化方法、符号化装置、復号方法、復号装置、プログラム及び記録媒体
JP5151919B2 (ja) * 2008-11-11 2013-02-27 ソニー株式会社 画像復号化装置と画像復号化方法およびコンピュータ・プログラム
US9245529B2 (en) * 2009-06-18 2016-01-26 Texas Instruments Incorporated Adaptive encoding of a digital signal with one or more missing values
EP2309497A3 (en) * 2009-07-07 2011-04-20 Telefonaktiebolaget LM Ericsson (publ) Digital audio signal processing system
US8824825B2 (en) * 2009-11-17 2014-09-02 Sharp Kabushiki Kaisha Decoding device with nonlinear process section, control method for the decoding device, transmission system, and computer-readable recording medium having a control program recorded thereon
EP2503782A4 (en) 2009-11-17 2014-01-08 Sharp Kk CODING DEVICE, DECODING DEVICE, CONTROL DEVICE FOR A CODING DEVICE, CONTROL METHOD FOR A DECODING DEVICE, TRANSMIT SYSTEM AND COMPUTER READABLE RECORDING MEDIUM WITH A CONTROL PROGRAM RECORDED THEREWITH
WO2011099202A1 (ja) * 2010-02-15 2011-08-18 シャープ株式会社 信号処理装置、制御プログラム、および集積回路
US8374858B2 (en) * 2010-03-09 2013-02-12 Dts, Inc. Scalable lossless audio codec and authoring tool
CN101945286B (zh) * 2010-09-29 2013-06-05 上海华为技术有限公司 压缩编码方法、解码解压方法、装置和通信系统
CN102055974B (zh) * 2010-10-14 2013-04-17 华为技术有限公司 数据压缩、解压缩方法、装置及系统
CN105225669B (zh) 2011-03-04 2018-12-21 瑞典爱立信有限公司 音频编码中的后量化增益校正
ES2617958T3 (es) * 2011-04-05 2017-06-20 Nippon Telegraph And Telephone Corporation Codificación de una señal acústica
CN102760437B (zh) * 2011-04-29 2014-03-12 上海交通大学 实时声道控制转换的音频解码装置
JP5652333B2 (ja) * 2011-05-31 2015-01-14 富士通株式会社 記憶装置、ストレージシステム及び記憶装置制御方法
US20140214431A1 (en) * 2011-07-01 2014-07-31 Dolby Laboratories Licensing Corporation Sample rate scalable lossless audio coding
KR102497153B1 (ko) * 2012-01-18 2023-02-07 브이-노바 인터내셔널 리미티드 안정성 정보 및 트랜션트/확률적 정보의 구별되는 인코딩 및 디코딩
CA2908625C (en) 2013-04-05 2017-10-03 Dolby International Ab Audio encoder and decoder
US10909996B2 (en) * 2013-07-18 2021-02-02 Nippon Telegraph And Telephone Corporation Linear prediction analysis device, method, program, and storage medium
US9577936B2 (en) * 2014-02-27 2017-02-21 Kratos Integral Holdings, Llc Packetized radio frequency transport system
ES2838006T3 (es) * 2014-07-28 2021-07-01 Nippon Telegraph & Telephone Codificación de señal de sonido
EP3211639B1 (en) * 2014-10-23 2018-10-31 JVC Kenwood Corporation Digital sound processing device, digital sound processing method, digital sound processing program
KR101746799B1 (ko) * 2015-11-04 2017-06-14 주식회사 쏠리드 분산 안테나 시스템
JP6560458B2 (ja) 2016-10-18 2019-08-14 日本電信電話株式会社 符号化装置及び復号化装置
CN111630495B (zh) * 2018-01-16 2024-06-04 Qsc公司 多种音频/视频操作系统的服务器支持
US10901809B2 (en) * 2018-01-16 2021-01-26 Qsc, Llc Audio, video and control system implementing virtual machines
US11063565B2 (en) 2018-02-23 2021-07-13 Qsc, Llc Audio amplifier assemblies, processes, and methods
JPWO2020003727A1 (ja) 2018-06-28 2021-08-02 ソニーグループ株式会社 復号装置、復号方法、プログラム
CN112313603B (zh) * 2018-06-28 2024-05-17 索尼公司 编码装置、编码方法、解码装置、解码方法和程序
US11823557B2 (en) 2018-07-03 2023-11-21 Sony Corporation Encoding apparatus, encoding method, decoding apparatus, decoding method, transmission system, receiving apparatus, and program
KR102603621B1 (ko) * 2019-01-08 2023-11-16 엘지전자 주식회사 신호 처리 장치 및 이를 구비하는 영상표시장치
DE112020001090T5 (de) * 2019-03-05 2021-12-30 Sony Group Corporation Signalverarbeitungsvorrichtung, -verfahren und -programm
US10587439B1 (en) * 2019-04-12 2020-03-10 Rovi Guides, Inc. Systems and methods for modifying modulated signals for transmission
WO2023063569A1 (ko) * 2021-10-15 2023-04-20 삼성전자주식회사 전자 장치 및 그 제어 방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH099266A (ja) * 1995-06-22 1997-01-10 Canon Inc 画像符号化装置及び方法
JPH1051791A (ja) * 1996-08-07 1998-02-20 Fuji Xerox Co Ltd 画像符号化装置および画像復号装置
JPH11331852A (ja) * 1998-05-14 1999-11-30 Matsushita Electric Ind Co Ltd 可逆符号化方法および可逆符号化装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5434948A (en) * 1989-06-15 1995-07-18 British Telecommunications Public Limited Company Polyphonic coding
SE501981C2 (sv) * 1993-11-02 1995-07-03 Ericsson Telefon Ab L M Förfarande och anordning för diskriminering mellan stationära och icke stationära signaler
JPH0846517A (ja) 1994-07-28 1996-02-16 Sony Corp 高能率符号化及び復号化システム
JP3139602B2 (ja) 1995-03-24 2001-03-05 日本電信電話株式会社 音響信号符号化方法及び復号化方法
US5621660A (en) 1995-04-18 1997-04-15 Sun Microsystems, Inc. Software-based encoder for a software-implemented end-to-end scalable video delivery system
US5819215A (en) * 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
JPH11251917A (ja) 1998-02-26 1999-09-17 Sony Corp 符号化装置及び方法、復号化装置及び方法、並びに記録媒体
DE19829284C2 (de) * 1998-05-15 2000-03-16 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Verarbeiten eines zeitlichen Stereosignals und Verfahren und Vorrichtung zum Decodieren eines unter Verwendung einer Prädiktion über der Frequenz codierten Audiobitstroms
JP3406275B2 (ja) * 1999-05-21 2003-05-12 日本電信電話株式会社 ディジタル信号符号化方法、ディジタル信号復号化方法、これらの装置及びその各プログラム記録媒体
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
FI109393B (fi) * 2000-07-14 2002-07-15 Nokia Corp Menetelmä mediavirran enkoodaamiseksi skaalautuvasti, skaalautuva enkooderi ja päätelaite
JP4857468B2 (ja) * 2001-01-25 2012-01-18 ソニー株式会社 データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体
EP1292036B1 (en) 2001-08-23 2012-08-01 Nippon Telegraph And Telephone Corporation Digital signal decoding methods and apparatuses

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH099266A (ja) * 1995-06-22 1997-01-10 Canon Inc 画像符号化装置及び方法
JPH1051791A (ja) * 1996-08-07 1998-02-20 Fuji Xerox Co Ltd 画像符号化装置および画像復号装置
JPH11331852A (ja) * 1998-05-14 1999-11-30 Matsushita Electric Ind Co Ltd 可逆符号化方法および可逆符号化装置

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004098066A1 (ja) * 2003-04-28 2004-11-11 Nippon Telegraph And Telephone Corporation 浮動小数点形式ディジタル信号可逆符号化方法、及び復号化方法と、その各装置、その各プログラム
US7126501B2 (en) 2003-04-28 2006-10-24 Nippon Telegraph And Telephone Corporation Floating point type digital signal reversible encoding method, decoding method, devices for them, and programs for them
WO2004114527A1 (ja) * 2003-06-20 2004-12-29 Nippon Telegraph And Telephone Corporation 浮動小数点形式ディジタル信号可逆符号化方法、及び復号化方法と、その各装置、その各プログラム
US7230551B2 (en) 2003-06-20 2007-06-12 Nippon Telegraph And Telephone Corporation Floating-point type digital signal reversible encoding method, decoding method, apparatuses therefor, and programs therefor
WO2005025072A1 (ja) * 2003-09-02 2005-03-17 Nippon Telegraph And Telephone Corporation 浮動小数点信号可逆符号化方法、復号化方法、及びそれらの装置、プログラム及びその記録媒体
US7209056B2 (en) 2003-09-02 2007-04-24 Nippon Telegraph And Telephone Corporation Floating point signal reversible encoding method, decoding method, device thereof, program, and recording medium thereof
US7317407B2 (en) 2003-09-02 2008-01-08 Nippon Telegraph And Telephone Corporation Floating point signal reversible encoding method, decoding method, device thereof, program, and recording medium thereof
EP1699043A4 (en) * 2004-01-08 2008-04-16 Matsushita Electric Industrial Co Ltd Signal decoding method and signal decoding device
US7411522B2 (en) 2004-01-08 2008-08-12 Matsushita Electric Industrial Co., Ltd. Signal decoding apparatus and signal decoding method
US7636055B2 (en) 2004-01-08 2009-12-22 Panasonic Corporation Signal decoding apparatus and signal decoding method
EP2270775A3 (en) * 2004-03-25 2011-10-19 DTS, Inc. Lossless multi-channel audio codec
JP2019070866A (ja) * 2012-11-15 2019-05-09 株式会社Ｎｔｔドコモ 音声符号化装置および音声符号化方法

Also Published As

Publication number Publication date
EP1484841A1 (en) 2004-12-08
US8311815B2 (en) 2012-11-13
AU2003213439A1 (en) 2003-09-22
US20090279598A1 (en) 2009-11-12
EP1484841A4 (en) 2010-11-17
EP1484841B1 (en) 2018-12-26
CN1639984B (zh) 2011-05-11
US7599835B2 (en) 2009-10-06
US20050091051A1 (en) 2005-04-28
CN1639984A (zh) 2005-07-13

Similar Documents

Publication Publication Date Title
WO2003077425A1 (en) Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program
KR950014622B1 (ko) 입력 신호처리 방법
AU709369B2 (en) Method of and Apparatus for Coding Audio Signals
JP4567238B2 (ja) 符号化方法、復号化方法、符号化器、及び復号化器
KR100603894B1 (ko) 오디오신호의데이터압축및복원장치와방법
CA2317322A1 (en) Method and apparatus for sub-band coding and decoding
AU6816794A (en) Apparatus and method for coding or decoding signals, and recording medium
EP0770985A3 (en) Signal encoding method and apparatus
EP0785631A3 (en) Perceptual noise shaping in the time domain via LPC prediction in the frequency domain
IL216069A (en) An audio broadcasting system used as the characteristics of a decoded signal to coordinate spectral components
US20060089832A1 (en) Method for improving the coding efficiency of an audio signal
WO2004038921A3 (en) Method and system for supercompression of compressed digital video
AU2003244932A1 (en) Audio coding
SE9500452D0 (sv) Method and apparatus in coding digital information
PL311812A1 (en) Method of and apparatus for encoding information, method of and apparatus fro decoding information, method of transmitting information and information recording medium
CN102714776A (zh) 具有音频编解码器的助听器和方法
WO2003009153A3 (en) A system and method for decoding digital image and audio data in a lossless manner
NO992969D0 (no) Koding og dekoding for tidsdiskrete signaler, sµrlig for lydgjengivelse
JP2007504503A (ja) 低ビットレートオーディオ符号化
GB0104035D0 (en) Method of and apparatus for converting an audio signal between data compression formats
JPH10285048A (ja) デジタルデータの符号化／復号化方法及び装置
JP3092653B2 (ja) 広帯域音声符号化装置及び音声復号装置並びに音声符号化復号装置
JPS6337724A (ja) 符号化伝送装置
WO2004030260A3 (en) Data communication through acoustic channels and compression
KR100675392B1 (ko) 디지탈 정보신호를 송수신하는 송/수신 장치 및 방법

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NI NO NZ OM PH PL PT RO RU SC SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

DFPE Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)
121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 10505485

Country of ref document: US

WWE Wipo information: entry into national phase

Ref document number: 2003708527

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 20038055503

Country of ref document: CN

WWP Wipo information: published in national office

Ref document number: 2003708527

Country of ref document: EP