SE9501368D0 - Förfarande att bestämma positionerna inom en talram för excitationspulser - Google Patents

Förfarande att bestämma positionerna inom en talram för excitationspulser

Info

Publication number
SE9501368D0
SE9501368D0 SE9501368A SE9501368A SE9501368D0 SE 9501368 D0 SE9501368 D0 SE 9501368D0 SE 9501368 A SE9501368 A SE 9501368A SE 9501368 A SE9501368 A SE 9501368A SE 9501368 D0 SE9501368 D0 SE 9501368D0
Authority
SE
Sweden
Prior art keywords
positions
excitation pulses
pct
calculation
calculated
Prior art date
Application number
SE9501368A
Other languages
English (en)
Other versions
SE508788C2 (sv
SE9501368L (sv
Inventor
Jonas Per Henrik Svedberg
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 SE9501368A priority Critical patent/SE508788C2/sv
Publication of SE9501368D0 publication Critical patent/SE9501368D0/sv
Priority to SE9601070A priority patent/SE517993C2/sv
Priority to KR1019970707268A priority patent/KR19980703868A/ko
Priority to AU53520/96A priority patent/AU703575B2/en
Priority to CNB961944021A priority patent/CN1199152C/zh
Priority to US08/930,952 priority patent/US5937376A/en
Priority to EP96910279A priority patent/EP0821824B1/en
Priority to PCT/SE1996/000466 priority patent/WO1996032713A1/en
Priority to PCT/SE1996/000465 priority patent/WO1996032712A1/en
Priority to CN96194370A priority patent/CN1186560A/zh
Priority to US08/930,951 priority patent/US6064956A/en
Priority to AU53521/96A priority patent/AU706038B2/en
Priority to DE69614101T priority patent/DE69614101T2/de
Priority to EP96910280A priority patent/EP0820627B1/en
Priority to DE69617414T priority patent/DE69617414T2/de
Publication of SE9501368L publication Critical patent/SE9501368L/sv
Publication of SE508788C2 publication Critical patent/SE508788C2/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
    • 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
    • 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

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)
  • Control Of Stepping Motors (AREA)
  • Time-Division Multiplex Systems (AREA)
SE9501368A 1995-04-12 1995-04-12 Förfarande att bestämma positionerna inom en talram för excitationspulser SE508788C2 (sv)

Priority Applications (15)

Application Number Priority Date Filing Date Title
SE9501368A SE508788C2 (sv) 1995-04-12 1995-04-12 Förfarande att bestämma positionerna inom en talram för excitationspulser
SE9601070A SE517993C2 (sv) 1995-04-12 1996-03-20 Förfarande att koda en följd av ett första och ett andra slag av excitationspulsparametrar
DE69617414T DE69617414T2 (de) 1995-04-12 1996-04-10 Verfahren zur bestimmung von anregungsimpulspositionen innerhalb eines sprachrahmens
EP96910279A EP0821824B1 (en) 1995-04-12 1996-04-10 A method to determine the excitation pulse positions within a speech frame
CN96194370A CN1186560A (zh) 1995-04-12 1996-04-10 一种编码一个激励脉冲参数序列的方法
CNB961944021A CN1199152C (zh) 1995-04-12 1996-04-10 一种确定一个语音帧中激励脉冲位置的方法
US08/930,952 US5937376A (en) 1995-04-12 1996-04-10 Method of coding an excitation pulse parameter sequence
KR1019970707268A KR19980703868A (ko) 1995-04-12 1996-04-10 음성프레임내의 여기펄스위치를 결정하는 방법
PCT/SE1996/000466 WO1996032713A1 (en) 1995-04-12 1996-04-10 A method of coding an excitation pulse parameter sequence
PCT/SE1996/000465 WO1996032712A1 (en) 1995-04-12 1996-04-10 A method to determine the excitation pulse positions within a speech frame
AU53520/96A AU703575B2 (en) 1995-04-12 1996-04-10 A method to determine the excitation pulse positions within a speech frame
US08/930,951 US6064956A (en) 1995-04-12 1996-04-10 Method to determine the excitation pulse positions within a speech frame
AU53521/96A AU706038B2 (en) 1995-04-12 1996-04-10 A method of coding an excitation pulse parameter sequence
DE69614101T DE69614101T2 (de) 1995-04-12 1996-04-10 Kodierverfahren für anregungsimpulsparameterfolgen
EP96910280A EP0820627B1 (en) 1995-04-12 1996-04-10 A method of coding an excitation pulse parameter sequence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9501368A SE508788C2 (sv) 1995-04-12 1995-04-12 Förfarande att bestämma positionerna inom en talram för excitationspulser

Publications (3)

Publication Number Publication Date
SE9501368D0 true SE9501368D0 (sv) 1995-04-12
SE9501368L SE9501368L (sv) 1996-11-29
SE508788C2 SE508788C2 (sv) 1998-11-02

Family

ID=20397946

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9501368A SE508788C2 (sv) 1995-04-12 1995-04-12 Förfarande att bestämma positionerna inom en talram för excitationspulser

Country Status (8)

Country Link
US (2) US6064956A (sv)
EP (2) EP0820627B1 (sv)
KR (1) KR19980703868A (sv)
CN (2) CN1199152C (sv)
AU (2) AU703575B2 (sv)
DE (2) DE69614101T2 (sv)
SE (1) SE508788C2 (sv)
WO (2) WO1996032712A1 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508788C2 (sv) * 1995-04-12 1998-11-02 Ericsson Telefon Ab L M Förfarande att bestämma positionerna inom en talram för excitationspulser
JP3166697B2 (ja) * 1998-01-14 2001-05-14 日本電気株式会社 音声符号化・復号装置及びシステム
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
US7206739B2 (en) * 2001-05-23 2007-04-17 Samsung Electronics Co., Ltd. Excitation codebook search method in a speech coding system
US7167476B1 (en) * 2002-04-12 2007-01-23 Juniper Networks, Inc. Systems and methods for routing data in a network device
US8036886B2 (en) * 2006-12-22 2011-10-11 Digital Voice Systems, Inc. Estimation of pulsed speech model parameters
US8688437B2 (en) 2006-12-26 2014-04-01 Huawei Technologies Co., Ltd. Packet loss concealment for speech coding
CN101286321B (zh) * 2006-12-26 2013-01-09 华为技术有限公司 双脉冲激励的线性测编码
US11270714B2 (en) 2020-01-08 2022-03-08 Digital Voice Systems, Inc. Speech coding using time-varying interpolation
US11990144B2 (en) 2021-07-28 2024-05-21 Digital Voice Systems, Inc. Reducing perceived effects of non-voice data in digital speech

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624302A (en) * 1969-10-29 1971-11-30 Bell Telephone Labor Inc Speech analysis and synthesis by the use of the linear prediction of a speech wave
US3740476A (en) * 1971-07-09 1973-06-19 Bell Telephone Labor Inc Speech signal pitch detector using prediction error data
US4472832A (en) * 1981-12-01 1984-09-18 At&T Bell Laboratories Digital speech coder
NL8302985A (nl) * 1983-08-26 1985-03-18 Philips Nv Multipulse excitatie lineair predictieve spraakcodeerder.
US4701954A (en) * 1984-03-16 1987-10-20 American Telephone And Telegraph Company, At&T Bell Laboratories Multipulse LPC speech processing arrangement
NL8500843A (nl) * 1985-03-22 1986-10-16 Koninkl Philips Electronics Nv Multipuls-excitatie lineair-predictieve spraakcoder.
US4944013A (en) * 1985-04-03 1990-07-24 British Telecommunications Public Limited Company Multi-pulse speech coder
JPH0782359B2 (ja) * 1989-04-21 1995-09-06 三菱電機株式会社 音声符号化装置、音声復号化装置及び音声符号化・復号化装置
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
US5754976A (en) * 1990-02-23 1998-05-19 Universite De Sherbrooke Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
JP2746039B2 (ja) * 1993-01-22 1998-04-28 日本電気株式会社 音声符号化方式
JP2970407B2 (ja) * 1994-06-21 1999-11-02 日本電気株式会社 音声の励振信号符号化装置
SE508788C2 (sv) * 1995-04-12 1998-11-02 Ericsson Telefon Ab L M Förfarande att bestämma positionerna inom en talram för excitationspulser

Also Published As

Publication number Publication date
US5937376A (en) 1999-08-10
CN1199152C (zh) 2005-04-27
EP0821824B1 (en) 2001-11-28
DE69614101T2 (de) 2002-03-14
AU703575B2 (en) 1999-03-25
CN1186560A (zh) 1998-07-01
WO1996032713A1 (en) 1996-10-17
SE508788C2 (sv) 1998-11-02
DE69617414D1 (de) 2002-01-10
WO1996032712A1 (en) 1996-10-17
SE9501368L (sv) 1996-11-29
CN1186561A (zh) 1998-07-01
EP0821824A1 (en) 1998-02-04
DE69617414T2 (de) 2002-08-01
EP0820627A1 (en) 1998-01-28
EP0820627B1 (en) 2001-07-25
US6064956A (en) 2000-05-16
KR19980703868A (ko) 1998-12-05
AU5352196A (en) 1996-10-30
AU5352096A (en) 1996-10-30
DE69614101D1 (de) 2001-08-30
AU706038B2 (en) 1999-06-10

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