KR100769508B1 - Ｃｅｌｐ 트랜스코딩 - Google Patents

Ｃｅｌｐ 트랜스코딩 Download PDF

Info

Publication number
KR100769508B1
KR100769508B1 KR1020017010054A KR20017010054A KR100769508B1 KR 100769508 B1 KR100769508 B1 KR 100769508B1 KR 1020017010054 A KR1020017010054 A KR 1020017010054A KR 20017010054 A KR20017010054 A KR 20017010054A KR 100769508 B1 KR100769508 B1 KR 100769508B1
Authority
KR
South Korea
Prior art keywords
input
output
celp format
format
coefficients
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 - Lifetime
Application number
KR1020017010054A
Other languages
English (en)
Korean (ko)
Other versions
KR20010102004A (ko
Inventor
데자코앤드류피
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20010102004A publication Critical patent/KR20010102004A/ko
Application granted granted Critical
Publication of KR100769508B1 publication Critical patent/KR100769508B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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

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)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Steroid Compounds (AREA)
  • Cephalosporin Compounds (AREA)
KR1020017010054A 1999-02-12 2000-02-14 Ｃｅｌｐ 트랜스코딩 Expired - Lifetime KR100769508B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/249,060 US6260009B1 (en) 1999-02-12 1999-02-12 CELP-based to CELP-based vocoder packet translation
US09/249,060 1999-02-12

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020077014704A Division KR100873836B1 (ko) 1999-02-12 2000-02-14 Ｃｅｌｐ 트랜스코딩

Publications (2)

Publication Number Publication Date
KR20010102004A KR20010102004A (ko) 2001-11-15
KR100769508B1 true KR100769508B1 (ko) 2007-10-23

Family

ID=22941896

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020017010054A Expired - Lifetime KR100769508B1 (ko) 1999-02-12 2000-02-14 Ｃｅｌｐ 트랜스코딩
KR1020077014704A Expired - Lifetime KR100873836B1 (ko) 1999-02-12 2000-02-14 Ｃｅｌｐ 트랜스코딩

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020077014704A Expired - Lifetime KR100873836B1 (ko) 1999-02-12 2000-02-14 Ｃｅｌｐ 트랜스코딩

Country Status (10)

Country Link
US (2) US6260009B1 (enExample)
EP (1) EP1157375B1 (enExample)
JP (1) JP4550289B2 (enExample)
KR (2) KR100769508B1 (enExample)
CN (1) CN1154086C (enExample)
AT (1) ATE268045T1 (enExample)
AU (1) AU3232600A (enExample)
DE (1) DE60011051T2 (enExample)
HK (1) HK1042979B (enExample)
WO (1) WO2000048170A1 (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6182033B1 (en) * 1998-01-09 2001-01-30 At&T Corp. Modular approach to speech enhancement with an application to speech coding
US7392180B1 (en) * 1998-01-09 2008-06-24 At&T Corp. System and method of coding sound signals using sound enhancement
US7283961B2 (en) * 2000-08-09 2007-10-16 Sony Corporation High-quality speech synthesis device and method by classification and prediction processing of synthesized sound
DE60140020D1 (de) 2000-08-09 2009-11-05 Sony Corp Sprachdatenverarbeitungsvorrichtung und -verarbeitungsverfahren
JP2002202799A (ja) 2000-10-30 2002-07-19 Fujitsu Ltd 音声符号変換装置
JP2002229599A (ja) * 2001-02-02 2002-08-16 Nec Corp 音声符号列の変換装置および変換方法
JP2002268697A (ja) * 2001-03-13 2002-09-20 Nec Corp パケット誤り耐性付き音声復号装置、音声符号化復号装置、及びその方法
US20030028386A1 (en) * 2001-04-02 2003-02-06 Zinser Richard L. Compressed domain universal transcoder
US20030195745A1 (en) * 2001-04-02 2003-10-16 Zinser, Richard L. LPC-to-MELP transcoder
US7526572B2 (en) * 2001-07-12 2009-04-28 Research In Motion Limited System and method for providing remote data access for a mobile communication device
JP4518714B2 (ja) * 2001-08-31 2010-08-04 富士通株式会社 音声符号変換方法
KR100460109B1 (ko) * 2001-09-19 2004-12-03 엘지전자 주식회사 음성패킷 변환을 위한 ｌｓｐ 파라미터 변환장치 및 방법
JP4108317B2 (ja) 2001-11-13 2008-06-25 日本電気株式会社 符号変換方法及び装置とプログラム並びに記憶媒体
US6829579B2 (en) 2002-01-08 2004-12-07 Dilithium Networks, Inc. Transcoding method and system between CELP-based speech codes
CN100527225C (zh) * 2002-01-08 2009-08-12 迪里辛姆网络控股有限公司 基于celp的语音代码之间的代码转换方案
US6950799B2 (en) 2002-02-19 2005-09-27 Qualcomm Inc. Speech converter utilizing preprogrammed voice profiles
AU2003214182A1 (en) * 2002-03-12 2003-09-29 Dilithium Networks Pty Limited Method for adaptive codebook pitch-lag computation in audio transcoders
AU2003217859A1 (en) * 2002-05-13 2003-12-02 Conexant Systems, Inc. Transcoding of speech in a packet network environment
JP4304360B2 (ja) 2002-05-22 2009-07-29 日本電気株式会社 音声符号化復号方式間の符号変換方法および装置とその記憶媒体
CA2392640A1 (en) * 2002-07-05 2004-01-05 Voiceage Corporation A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems
JP2004061646A (ja) * 2002-07-25 2004-02-26 Fujitsu Ltd Ｔｆｏ機能を有する音声符号化器および方法
JP2004069963A (ja) * 2002-08-06 2004-03-04 Fujitsu Ltd 音声符号変換装置及び音声符号化装置
JP2004151123A (ja) * 2002-10-23 2004-05-27 Nec Corp 符号変換方法、符号変換装置、プログラム及びその記憶媒体
JP4438280B2 (ja) * 2002-10-31 2010-03-24 日本電気株式会社 トランスコーダ及び符号変換方法
US7486719B2 (en) 2002-10-31 2009-02-03 Nec Corporation Transcoder and code conversion method
KR100499047B1 (ko) * 2002-11-25 2005-07-04 한국전자통신연구원 서로 다른 대역폭을 갖는 켈프 방식 코덱들 간의 상호부호화 장치 및 그 방법
KR100503415B1 (ko) * 2002-12-09 2005-07-22 한국전자통신연구원 대역폭 확장을 이용한 ｃｅｌｐ 방식 코덱간의 상호부호화 장치 및 그 방법
EP1579427A4 (en) * 2003-01-09 2007-05-16 Dilithium Networks Pty Ltd METHOD AND APPARATUS FOR IMPROVING THE QUALITY OF VOICE TRANSCODING
WO2004090870A1 (ja) * 2003-04-04 2004-10-21 Kabushiki Kaisha Toshiba 広帯域音声を符号化または復号化するための方法及び装置
KR100554164B1 (ko) * 2003-07-11 2006-02-22 학교법인연세대학교 서로 다른 ｃｅｌｐ 방식의 음성 코덱 간의 상호부호화장치 및 그 방법
FR2867649A1 (fr) * 2003-12-10 2005-09-16 France Telecom Procede de codage multiple optimise
US20050258983A1 (en) * 2004-05-11 2005-11-24 Dilithium Holdings Pty Ltd. (An Australian Corporation) Method and apparatus for voice trans-rating in multi-rate voice coders for telecommunications
FR2880724A1 (fr) * 2005-01-11 2006-07-14 France Telecom Procede et dispositif de codage optimise entre deux modeles de prediction a long terme
KR100703325B1 (ko) * 2005-01-14 2007-04-03 삼성전자주식회사 음성패킷 전송율 변환 장치 및 방법
KR100640468B1 (ko) * 2005-01-25 2006-10-31 삼성전자주식회사 디지털 통신 시스템에서 음성 패킷의 전송과 처리 장치 및방법
US8447592B2 (en) * 2005-09-13 2013-05-21 Nuance Communications, Inc. Methods and apparatus for formant-based voice systems
US8543388B2 (en) 2005-11-30 2013-09-24 Telefonaktiebolaget Lm Ericsson (Publ) Efficient speech stream conversion
US7831420B2 (en) * 2006-04-04 2010-11-09 Qualcomm Incorporated Voice modifier for speech processing systems
US7805292B2 (en) * 2006-04-21 2010-09-28 Dilithium Holdings, Inc. Method and apparatus for audio transcoding
US7876959B2 (en) * 2006-09-06 2011-01-25 Sharp Laboratories Of America, Inc. Methods and systems for identifying text in digital images
EP1903559A1 (en) * 2006-09-20 2008-03-26 Deutsche Thomson-Brandt Gmbh Method and device for transcoding audio signals
US8279889B2 (en) * 2007-01-04 2012-10-02 Qualcomm Incorporated Systems and methods for dimming a first packet associated with a first bit rate to a second packet associated with a second bit rate
CN102714040A (zh) * 2010-01-14 2012-10-03 松下电器产业株式会社 编码装置、解码装置、频谱变动量计算方法和频谱振幅调整方法
US10269375B2 (en) * 2016-04-22 2019-04-23 Conduent Business Services, Llc Methods and systems for classifying audio segments of an audio signal
CN111901384B (zh) * 2020-06-29 2023-10-24 成都质数斯达克科技有限公司 处理报文的系统、方法、电子设备以及可读存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08146997A (ja) * 1994-11-21 1996-06-07 Hitachi Ltd 符号変換装置および符号変換システム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE138073C (enExample) *
JPS61180299A (ja) * 1985-02-06 1986-08-12 日本電気株式会社 コ−デツク変換装置
DE69233397T2 (de) 1991-06-11 2005-08-11 Qualcomm, Inc., San Diego Vorrichtung und Methode zur Maskierung von Fehlern in Datenrahmen
FR2700087B1 (fr) * 1992-12-30 1995-02-10 Alcatel Radiotelephone Procédé de positionnement adaptatif d'un codeur/décodeur de parole au sein d'une infrastructure de communication.
JP3747492B2 (ja) 1995-06-20 2006-02-22 ソニー株式会社 音声信号の再生方法及び再生装置
US6014622A (en) * 1996-09-26 2000-01-11 Rockwell Semiconductor Systems, Inc. Low bit rate speech coder using adaptive open-loop subframe pitch lag estimation and vector quantization
US5995923A (en) * 1997-06-26 1999-11-30 Nortel Networks Corporation Method and apparatus for improving the voice quality of tandemed vocoders
JP4132154B2 (ja) 1997-10-23 2008-08-13 ソニー株式会社 音声合成方法及び装置、並びに帯域幅拡張方法及び装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08146997A (ja) * 1994-11-21 1996-06-07 Hitachi Ltd 符号変換装置および符号変換システム

Also Published As

Publication number Publication date
CN1154086C (zh) 2004-06-16
HK1042979A1 (en) 2002-08-30
KR20070086726A (ko) 2007-08-27
KR100873836B1 (ko) 2008-12-15
EP1157375A1 (en) 2001-11-28
WO2000048170A1 (en) 2000-08-17
WO2000048170A9 (en) 2001-09-07
US6260009B1 (en) 2001-07-10
KR20010102004A (ko) 2001-11-15
EP1157375B1 (en) 2004-05-26
AU3232600A (en) 2000-08-29
JP4550289B2 (ja) 2010-09-22
DE60011051T2 (de) 2005-06-02
ATE268045T1 (de) 2004-06-15
DE60011051D1 (de) 2004-07-01
HK1042979B (zh) 2005-03-24
CN1347550A (zh) 2002-05-01
US20010016817A1 (en) 2001-08-23
JP2002541499A (ja) 2002-12-03

Similar Documents

Publication Publication Date Title
KR100769508B1 (ko) Ｃｅｌｐ 트랜스코딩
JP5373217B2 (ja) 可変レートスピーチ符号化
JP5343098B2 (ja) スーパーフレーム構造のｌｐｃハーモニックボコーダ
KR100804461B1 (ko) 보이스화된 음성을 예측적으로 양자화하는 방법 및 장치
US7788105B2 (en) Method and apparatus for coding or decoding wideband speech
JP4824167B2 (ja) 周期的スピーチコーディング
US6871176B2 (en) Phase excited linear prediction encoder
JP4874464B2 (ja) 遷移音声フレームのマルチパルス補間的符号化
EP1204968B1 (en) Method and apparatus for subsampling phase spectrum information
EP1597721B1 (en) 600 bps mixed excitation linear prediction transcoding
KR100499047B1 (ko) 서로 다른 대역폭을 갖는 켈프 방식 코덱들 간의 상호부호화 장치 및 그 방법
JP3888097B2 (ja) ピッチ周期探索範囲設定装置、ピッチ周期探索装置、復号化適応音源ベクトル生成装置、音声符号化装置、音声復号化装置、音声信号送信装置、音声信号受信装置、移動局装置、及び基地局装置
US20030055633A1 (en) Method and device for coding speech in analysis-by-synthesis speech coders
KR0155798B1 (ko) 음성신호 부호화 및 복호화 방법
Drygajilo Speech Coding Techniques and Standards
GB2352949A (en) Speech coder for communications unit
Bakır Compressing English Speech Data with Hybrid Methods without Data Loss
KR0156983B1 (ko) 음성 부호기
JPH06195098A (ja) 音声符号化方法
CODING LINEAR PREDICTION TECHNIQUES

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20010809

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
AMND Amendment
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20050214

Comment text: Request for Examination of Application

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

Comment text: Notification of reason for refusal

Patent event date: 20060628

Patent event code: PE09021S01D

AMND Amendment
E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20070327

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20060628

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I

A107 Divisional application of patent
AMND Amendment
J201 Request for trial against refusal decision
PA0104 Divisional application for international application

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20070627

PJ0201 Trial against decision of rejection

Patent event date: 20070627

Comment text: Request for Trial against Decision on Refusal

Patent event code: PJ02012R01D

Patent event date: 20070327

Comment text: Decision to Refuse Application

Patent event code: PJ02011S01I

Appeal kind category: Appeal against decision to decline refusal

Decision date: 20070813

Appeal identifier: 2007101007025

Request date: 20070627

PB0901 Examination by re-examination before a trial

Comment text: Amendment to Specification, etc.

Patent event date: 20070627

Patent event code: PB09011R02I

Comment text: Request for Trial against Decision on Refusal

Patent event date: 20070627

Patent event code: PB09011R01I

Comment text: Amendment to Specification, etc.

Patent event date: 20061030

Patent event code: PB09011R02I

Comment text: Amendment to Specification, etc.

Patent event date: 20050214

Patent event code: PB09011R02I

B701 Decision to grant
PB0701 Decision of registration after re-examination before a trial

Patent event date: 20070813

Comment text: Decision to Grant Registration

Patent event code: PB07012S01D

Patent event date: 20070730

Comment text: Transfer of Trial File for Re-examination before a Trial

Patent event code: PB07011S01I

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20071017

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20071017

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
G170 Re-publication after modification of scope of protection [patent]
PG1701 Publication of correction

Publication date: 20080421

PR1001 Payment of annual fee

Payment date: 20100930

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20110929

Start annual number: 5

End annual number: 5

FPAY Annual fee payment

Payment date: 20120927

Year of fee payment: 6

PR1001 Payment of annual fee

Payment date: 20120927

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 20130927

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20130927

Start annual number: 7

End annual number: 7

FPAY Annual fee payment

Payment date: 20140929

Year of fee payment: 8

PR1001 Payment of annual fee

Payment date: 20140929

Start annual number: 8

End annual number: 8

FPAY Annual fee payment

Payment date: 20150930

Year of fee payment: 9

PR1001 Payment of annual fee

Payment date: 20150930

Start annual number: 9

End annual number: 9

FPAY Annual fee payment

Payment date: 20160929

Year of fee payment: 10

PR1001 Payment of annual fee

Payment date: 20160929

Start annual number: 10

End annual number: 10

FPAY Annual fee payment

Payment date: 20170929

Year of fee payment: 11

PR1001 Payment of annual fee

Payment date: 20170929

Start annual number: 11

End annual number: 11

FPAY Annual fee payment

Payment date: 20180928

Year of fee payment: 12

PR1001 Payment of annual fee

Payment date: 20180928

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20190924

Year of fee payment: 13

PR1001 Payment of annual fee

Payment date: 20190924

Start annual number: 13

End annual number: 13

PC1801 Expiration of term