ATE503243T1 - Tonhöhenprädiktion zum verbergen von paketverlusten - Google Patents

Tonhöhenprädiktion zum verbergen von paketverlusten

Info

Publication number
ATE503243T1
ATE503243T1 AT06826581T AT06826581T ATE503243T1 AT E503243 T1 ATE503243 T1 AT E503243T1 AT 06826581 T AT06826581 T AT 06826581T AT 06826581 T AT06826581 T AT 06826581T AT E503243 T1 ATE503243 T1 AT E503243T1
Authority
AT
Austria
Prior art keywords
summation
pitch lag
coefficient
generate
equation
Prior art date
Application number
AT06826581T
Other languages
English (en)
Inventor
Yang Gao
Original Assignee
Mindspeed Tech Inc
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 Mindspeed Tech Inc filed Critical Mindspeed Tech Inc
Application granted granted Critical
Publication of ATE503243T1 publication Critical patent/ATE503243T1/de

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination of speech signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
AT06826581T 2006-03-20 2006-10-23 Tonhöhenprädiktion zum verbergen von paketverlusten ATE503243T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/385,432 US7457746B2 (en) 2006-03-20 2006-03-20 Pitch prediction for packet loss concealment
PCT/US2006/041508 WO2007111647A2 (en) 2006-03-20 2006-10-23 Pitch prediction for packet loss concealment

Publications (1)

Publication Number Publication Date
ATE503243T1 true ATE503243T1 (de) 2011-04-15

Family

ID=38519013

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06826581T ATE503243T1 (de) 2006-03-20 2006-10-23 Tonhöhenprädiktion zum verbergen von paketverlusten

Country Status (6)

Country Link
US (2) US7457746B2 (de)
EP (1) EP2002427B1 (de)
KR (1) KR101009561B1 (de)
AT (1) ATE503243T1 (de)
DE (1) DE602006020934D1 (de)
WO (1) WO2007111647A2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7457746B2 (en) * 2006-03-20 2008-11-25 Mindspeed Technologies, Inc. Pitch prediction for packet loss concealment
KR100900438B1 (ko) * 2006-04-25 2009-06-01 삼성전자주식회사 음성 패킷 복구 장치 및 방법
CN101226744B (zh) * 2007-01-19 2011-04-13 华为技术有限公司 语音解码器中实现语音解码的方法及装置
CN101325631B (zh) * 2007-06-14 2010-10-20 华为技术有限公司 一种估计基音周期的方法和装置
KR100906766B1 (ko) * 2007-06-18 2009-07-09 한국전자통신연구원 키 재동기 구간의 음성 데이터 예측을 위한 음성 데이터송수신 장치 및 방법
CN100524462C (zh) 2007-09-15 2009-08-05 华为技术有限公司 对高带信号进行帧错误隐藏的方法及装置
KR100998396B1 (ko) * 2008-03-20 2010-12-03 광주과학기술원 프레임 손실 은닉 방법, 프레임 손실 은닉 장치 및 음성송수신 장치
KR102259112B1 (ko) * 2012-11-15 2021-05-31 가부시키가이샤 엔.티.티.도코모 음성 부호화 장치, 음성 부호화 방법, 음성 부호화 프로그램, 음성 복호 장치, 음성 복호 방법 및 음성 복호 프로그램
KR102238376B1 (ko) * 2013-02-05 2021-04-08 텔레폰악티에볼라겟엘엠에릭슨(펍) 오디오 프레임 손실 은폐를 제어하기 위한 방법 및 장치
EP3011561B1 (de) 2013-06-21 2017-05-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur verbesserung der signalausblendung in verschiedenen domänen während der fehlermaskierung
PL3011555T3 (pl) * 2013-06-21 2018-09-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Rekonstrukcja ramki sygnału mowy
SG11201510463WA (en) * 2013-06-21 2016-01-28 Fraunhofer Ges Forschung Apparatus and method for improved concealment of the adaptive codebook in acelp-like concealment employing improved pitch lag estimation

Family Cites Families (16)

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US5105464A (en) * 1989-05-18 1992-04-14 General Electric Company Means for improving the speech quality in multi-pulse excited linear predictive coding
AU653969B2 (en) * 1990-09-28 1994-10-20 Philips Electronics N.V. A method of, system for, coding analogue signals
US5574825A (en) * 1994-03-14 1996-11-12 Lucent Technologies Inc. Linear prediction coefficient generation during frame erasure or packet loss
US5699485A (en) * 1995-06-07 1997-12-16 Lucent Technologies Inc. Pitch delay modification during frame erasures
US6636829B1 (en) 1999-09-22 2003-10-21 Mindspeed Technologies, Inc. Speech communication system and method for handling lost frames
US6584438B1 (en) * 2000-04-24 2003-06-24 Qualcomm Incorporated Frame erasure compensation method in a variable rate speech coder
US6757654B1 (en) * 2000-05-11 2004-06-29 Telefonaktiebolaget Lm Ericsson Forward error correction in speech coding
US7031926B2 (en) * 2000-10-23 2006-04-18 Nokia Corporation Spectral parameter substitution for the frame error concealment in a speech decoder
US7590525B2 (en) 2001-08-17 2009-09-15 Broadcom Corporation Frame erasure concealment for predictive speech coding based on extrapolation of speech waveform
US7379865B2 (en) * 2001-10-26 2008-05-27 At&T Corp. System and methods for concealing errors in data transmission
US7930176B2 (en) * 2005-05-20 2011-04-19 Broadcom Corporation Packet loss concealment for block-independent speech codecs
US7457746B2 (en) * 2006-03-20 2008-11-25 Mindspeed Technologies, Inc. Pitch prediction for packet loss concealment
US20090027900A1 (en) * 2006-10-31 2009-01-29 The L.D. Kichler Co. Positionable outdoor lighting
US8591066B2 (en) * 2008-08-19 2013-11-26 Spectronics Corporation Modular lamp head and assembly for non-destructive testing
US8596821B2 (en) * 2010-06-08 2013-12-03 Cree, Inc. LED light bulbs
US8410726B2 (en) * 2011-02-22 2013-04-02 Quarkstar Llc Solid state lamp using modular light emitting elements

Also Published As

Publication number Publication date
KR101009561B1 (ko) 2011-01-18
EP2002427A2 (de) 2008-12-17
US7457746B2 (en) 2008-11-25
DE602006020934D1 (de) 2011-05-05
US7869990B2 (en) 2011-01-11
US20070219788A1 (en) 2007-09-20
EP2002427B1 (de) 2011-03-23
KR20080103086A (ko) 2008-11-26
US20090043569A1 (en) 2009-02-12
WO2007111647A2 (en) 2007-10-04
WO2007111647A3 (en) 2008-10-02
EP2002427A4 (de) 2010-01-06
WO2007111647B1 (en) 2008-12-18

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