SE9501026L - Anordning vid mobilradiosystem - Google Patents

Anordning vid mobilradiosystem

Info

Publication number
SE9501026L
SE9501026L SE9501026A SE9501026A SE9501026L SE 9501026 L SE9501026 L SE 9501026L SE 9501026 A SE9501026 A SE 9501026A SE 9501026 A SE9501026 A SE 9501026A SE 9501026 L SE9501026 L SE 9501026L
Authority
SE
Sweden
Prior art keywords
generating
pulse excitation
excitation
mobile radio
radio systems
Prior art date
Application number
SE9501026A
Other languages
English (en)
Other versions
SE9501026D0 (sv
SE506379C2 (sv
SE506379C3 (sv
Inventor
Tor Bjoern Minde
Peter Alexander Mustel
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9501026A priority Critical patent/SE506379C3/sv
Publication of SE9501026D0 publication Critical patent/SE9501026D0/sv
Priority to ES96908412T priority patent/ES2162038T3/es
Priority to EP96908412A priority patent/EP0815554B1/en
Priority to PCT/SE1996/000296 priority patent/WO1996029696A1/en
Priority to CA002214672A priority patent/CA2214672C/en
Priority to KR1019970706601A priority patent/KR100368897B1/ko
Priority to DE69613360T priority patent/DE69613360T2/de
Priority to JP52832596A priority patent/JP3841224B2/ja
Priority to RU97117357/09A priority patent/RU2163399C2/ru
Priority to AU51654/96A priority patent/AU699787B2/en
Publication of SE9501026L publication Critical patent/SE9501026L/sv
Priority to US08/924,877 priority patent/US5991717A/en
Publication of SE506379C2 publication Critical patent/SE506379C2/sv
Publication of SE506379C3 publication Critical patent/SE506379C3/sv

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
    • G10L13/00—Speech synthesis; Text to speech systems
    • 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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
SE9501026A 1995-03-22 1995-03-22 Lpc-talkodare med kombinerad excitation SE506379C3 (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE9501026A SE506379C3 (sv) 1995-03-22 1995-03-22 Lpc-talkodare med kombinerad excitation
AU51654/96A AU699787B2 (en) 1995-03-22 1996-03-06 Analysis-by-synthesis linear predictive speech coder
EP96908412A EP0815554B1 (en) 1995-03-22 1996-03-06 Analysis-by-synthesis linear predictive speech coder
ES96908412T ES2162038T3 (es) 1995-03-22 1996-03-06 Codificador de señales vocales de prediccion lineal mediante analisis por sintesis.
PCT/SE1996/000296 WO1996029696A1 (en) 1995-03-22 1996-03-06 Analysis-by-synthesis linear predictive speech coder
CA002214672A CA2214672C (en) 1995-03-22 1996-03-06 Analysis-by-synthesis linear predictive speech coder
KR1019970706601A KR100368897B1 (ko) 1995-03-22 1996-03-06 분석합성선형예측음성부호기
DE69613360T DE69613360T2 (de) 1995-03-22 1996-03-06 Linear-prädiktiver analyse-durch-synthese sprachkodierer
JP52832596A JP3841224B2 (ja) 1995-03-22 1996-03-06 分析／合成線形予測音声コーダ
RU97117357/09A RU2163399C2 (ru) 1995-03-22 1996-03-06 Речевой кодер с линейным предсказанием и использованием анализа через синтез
US08/924,877 US5991717A (en) 1995-03-22 1997-09-05 Analysis-by-synthesis linear predictive speech coder with restricted-position multipulse and transformed binary pulse excitation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9501026A SE506379C3 (sv) 1995-03-22 1995-03-22 Lpc-talkodare med kombinerad excitation

Publications (4)

Publication Number Publication Date
SE9501026D0 SE9501026D0 (sv) 1995-03-22
SE9501026L true SE9501026L (sv) 1996-09-23
SE506379C2 SE506379C2 (sv) 1997-12-08
SE506379C3 SE506379C3 (sv) 1998-01-19

Family

ID=20397640

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9501026A SE506379C3 (sv) 1995-03-22 1995-03-22 Lpc-talkodare med kombinerad excitation

Country Status (11)

Country Link
US (1) US5991717A (sv)
EP (1) EP0815554B1 (sv)
JP (1) JP3841224B2 (sv)
KR (1) KR100368897B1 (sv)
AU (1) AU699787B2 (sv)
CA (1) CA2214672C (sv)
DE (1) DE69613360T2 (sv)
ES (1) ES2162038T3 (sv)
RU (1) RU2163399C2 (sv)
SE (1) SE506379C3 (sv)
WO (1) WO1996029696A1 (sv)

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FI955266A (sv) * 1995-11-02 1997-05-03 Nokia Telecommunications Oy Förfarande och anordning för förmedling av meddelanden i ett datakommunikationssystem
JP3199020B2 (ja) 1998-02-27 2001-08-13 日本電気株式会社 音声音楽信号の符号化装置および復号装置
FI113571B (sv) * 1998-03-09 2004-05-14 Nokia Corp Talkodning
FR2776447B1 (fr) * 1998-03-23 2000-05-12 Comsis Codage source-canal conjoint en blocs
US7110943B1 (en) * 1998-06-09 2006-09-19 Matsushita Electric Industrial Co., Ltd. Speech coding apparatus and speech decoding apparatus
SE521225C2 (sv) * 1998-09-16 2003-10-14 Ericsson Telefon Ab L M Förfarande och anordning för CELP-kodning/avkodning
US6292917B1 (en) * 1998-09-30 2001-09-18 Agere Systems Guardian Corp. Unequal error protection for digital broadcasting using channel classification
JP4008607B2 (ja) * 1999-01-22 2007-11-14 株式会社東芝 音声符号化／復号化方法
US7272553B1 (en) * 1999-09-08 2007-09-18 8X8, Inc. Varying pulse amplitude multi-pulse analysis speech processor and method
WO2001022676A1 (fr) * 1999-09-21 2001-03-29 Comsis Codage source-canal conjoint en blocs
SE519976C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US6529867B2 (en) * 2000-09-15 2003-03-04 Conexant Systems, Inc. Injecting high frequency noise into pulse excitation for low bit rate CELP
SE0004818D0 (sv) * 2000-12-22 2000-12-22 Coding Technologies Sweden Ab Enhancing source coding systems by adaptive transposition
FI119955B (sv) * 2001-06-21 2009-05-15 Nokia Corp Förfarande, kodare och anordning för talkodning i en analys-genom-syntes talkodare
KR20050028193A (ko) * 2003-09-17 2005-03-22 삼성전자주식회사 오디오 신호에 적응적으로 부가 정보를 삽입하기 위한방법, 오디오 신호에 삽입된 부가 정보의 재생 방법, 및그 장치와 이를 구현하기 위한 프로그램이 기록된 기록 매체
KR20070029751A (ko) * 2004-06-22 2007-03-14 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 인코딩 및 디코딩
DE102005000830A1 (de) * 2005-01-05 2006-07-13 Siemens Ag Verfahren zur Bandbreitenerweiterung
US20120045001A1 (en) * 2008-08-13 2012-02-23 Shaohua Li Method of Generating a Codebook
US9236063B2 (en) 2010-07-30 2016-01-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for dynamic bit allocation
US9208792B2 (en) 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
EP2676268B1 (en) 2011-02-14 2014-12-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing a decoded audio signal in a spectral domain
SG192747A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Encoding and decoding of pulse positions of tracks of an audio signal
PL2676264T3 (pl) 2011-02-14 2015-06-30 Fraunhofer Ges Forschung Koder audio estymujący szum tła podczas faz aktywnych
CN105304090B (zh) 2011-02-14 2019-04-09 弗劳恩霍夫应用研究促进协会 使用对齐的前瞻部分将音频信号编码及解码的装置与方法
TWI488176B (zh) 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
KR101551046B1 (ko) 2011-02-14 2015-09-07 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 저-지연 통합 스피치 및 오디오 코딩에서 에러 은닉을 위한 장치 및 방법
WO2012110478A1 (en) 2011-02-14 2012-08-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Information signal representation using lapped transform
AR085217A1 (es) 2011-02-14 2013-09-18 Fraunhofer Ges Forschung Aparato y metodo para codificar una porcion de una señal de audio utilizando deteccion de un transiente y resultado de calidad
MY165853A (en) 2011-02-14 2018-05-18 Fraunhofer Ges Forschung Linear prediction based coding scheme using spectral domain noise shaping
RU2495504C1 (ru) * 2012-06-25 2013-10-10 Государственное казенное образовательное учреждение высшего профессионального образования Академия Федеральной службы охраны Российской Федерации (Академия ФСО России) Способ снижения скорости передачи низкоскоростных вокодеров с линейным предсказанием
CN105144288B (zh) * 2013-04-05 2019-12-27 杜比国际公司 高级量化器
DK2981958T3 (en) * 2013-04-05 2018-05-28 Dolby Int Ab AUDIO CODES AND DECODS
RU2631968C2 (ru) * 2015-07-08 2017-09-29 Федеральное государственное казенное военное образовательное учреждение высшего образования "Академия Федеральной службы охраны Российской Федерации" (Академия ФСО России) Способ низкоскоростного кодирования и декодирования речевого сигнала
TWI723545B (zh) * 2019-09-17 2021-04-01 宏碁股份有限公司 語音處理方法及其裝置

Family Cites Families (6)

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NL8500843A (nl) * 1985-03-22 1986-10-16 Koninkl Philips Electronics Nv Multipuls-excitatie lineair-predictieve spraakcoder.
CA1323934C (en) * 1986-04-15 1993-11-02 Tetsu Taguchi Speech processing apparatus
CA1337217C (en) * 1987-08-28 1995-10-03 Daniel Kenneth Freeman Speech coding
SE463691B (sv) * 1989-05-11 1991-01-07 Ericsson Telefon Ab L M Foerfarande att utplacera excitationspulser foer en lineaerprediktiv kodare (lpc) som arbetar enligt multipulsprincipen
JPH0612098A (ja) * 1992-03-16 1994-01-21 Sanyo Electric Co Ltd 音声符号化装置
JP3328080B2 (ja) * 1994-11-22 2002-09-24 沖電気工業株式会社 コード励振線形予測復号器

Also Published As

Publication number Publication date
SE9501026D0 (sv) 1995-03-22
DE69613360T2 (de) 2001-10-11
KR100368897B1 (ko) 2003-04-11
WO1996029696A1 (en) 1996-09-26
EP0815554A1 (en) 1998-01-07
DE69613360D1 (de) 2001-07-19
CA2214672C (en) 2005-07-05
KR19980703198A (ko) 1998-10-15
RU2163399C2 (ru) 2001-02-20
CA2214672A1 (en) 1996-09-26
US5991717A (en) 1999-11-23
JP3841224B2 (ja) 2006-11-01
SE506379C2 (sv) 1997-12-08
EP0815554B1 (en) 2001-06-13
SE506379C3 (sv) 1998-01-19
ES2162038T3 (es) 2001-12-16
JPH11502318A (ja) 1999-02-23
AU5165496A (en) 1996-10-08
AU699787B2 (en) 1998-12-17

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