DE602006009931D1 - Skalierbarer dekodierer und interpolationsverfahren für verschwundene daten - Google Patents

Skalierbarer dekodierer und interpolationsverfahren für verschwundene daten

Info

Publication number
DE602006009931D1
DE602006009931D1 DE602006009931T DE602006009931T DE602006009931D1 DE 602006009931 D1 DE602006009931 D1 DE 602006009931D1 DE 602006009931 T DE602006009931 T DE 602006009931T DE 602006009931 T DE602006009931 T DE 602006009931T DE 602006009931 D1 DE602006009931 D1 DE 602006009931D1
Authority
DE
Germany
Prior art keywords
interpolation process
switched data
scalable decoder
scalable
decoder
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.)
Active
Application number
DE602006009931T
Other languages
English (en)
Inventor
Takuya Kawashima
Hiroyuki Ehara
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Publication of DE602006009931D1 publication Critical patent/DE602006009931D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

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)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE602006009931T 2005-06-29 2006-06-27 Skalierbarer dekodierer und interpolationsverfahren für verschwundene daten Active DE602006009931D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005189532 2005-06-29
PCT/JP2006/312779 WO2007000988A1 (ja) 2005-06-29 2006-06-27 スケーラブル復号装置および消失データ補間方法

Publications (1)

Publication Number Publication Date
DE602006009931D1 true DE602006009931D1 (de) 2009-12-03

Family

ID=37595238

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006009931T Active DE602006009931D1 (de) 2005-06-29 2006-06-27 Skalierbarer dekodierer und interpolationsverfahren für verschwundene daten

Country Status (6)

Country Link
US (1) US8150684B2 (de)
EP (1) EP1898397B1 (de)
JP (1) JP5100380B2 (de)
CN (1) CN101213590B (de)
DE (1) DE602006009931D1 (de)
WO (1) WO2007000988A1 (de)

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US20100195490A1 (en) * 2007-07-09 2010-08-05 Tatsuya Nakazawa Audio packet receiver, audio packet receiving method and program
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
EP2207166B1 (de) 2007-11-02 2013-06-19 Huawei Technologies Co., Ltd. Audiodekodierungsverfahren und -vorrichtung
CN101308660B (zh) * 2008-07-07 2011-07-20 浙江大学 一种音频压缩流的解码端错误恢复方法
WO2010031003A1 (en) * 2008-09-15 2010-03-18 Huawei Technologies Co., Ltd. Adding second enhancement layer to celp based core layer
CN101964189B (zh) * 2010-04-28 2012-08-08 华为技术有限公司 语音频信号切换方法及装置
JP5711733B2 (ja) 2010-06-11 2015-05-07 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 復号装置、符号化装置及びこれらの方法
US9047875B2 (en) * 2010-07-19 2015-06-02 Futurewei Technologies, Inc. Spectrum flatness control for bandwidth extension
KR101747917B1 (ko) 2010-10-18 2017-06-15 삼성전자주식회사 선형 예측 계수를 양자화하기 위한 저복잡도를 가지는 가중치 함수 결정 장치 및 방법
ES2727748T3 (es) 2010-11-22 2019-10-18 Ntt Docomo Inc Dispositivo y método de codificación de audio
EP4239635A3 (de) 2010-11-22 2023-11-15 Ntt Docomo, Inc. Audiocodierungsvorrichtung, -verfahren und -programm sowie audiodecodierungsvorrichtung, -verfahren und -programm
JP5724338B2 (ja) * 2010-12-03 2015-05-27 ソニー株式会社 符号化装置および符号化方法、復号装置および復号方法、並びにプログラム
WO2012144128A1 (ja) 2011-04-20 2012-10-26 パナソニック株式会社 音声音響符号化装置、音声音響復号装置、およびこれらの方法
CN103295578B (zh) 2012-03-01 2016-05-18 华为技术有限公司 一种语音频信号处理方法和装置
WO2014088446A1 (en) * 2012-12-05 2014-06-12 Intel Corporation Recovering motion vectors from lost spatial scalability layers
TWI597968B (zh) 2012-12-21 2017-09-01 杜比實驗室特許公司 在高位元深度視訊的可適性編碼中，高精度升取樣
US9711156B2 (en) * 2013-02-08 2017-07-18 Qualcomm Incorporated Systems and methods of performing filtering for gain determination
KR20170124590A (ko) * 2013-06-21 2017-11-10 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 에너지 조정 모듈을 갖는 대역폭 확장 모듈을 구비한 오디오 디코더
CN107818789B (zh) * 2013-07-16 2020-11-17 华为技术有限公司 解码方法和解码装置
CN104301064B (zh) 2013-07-16 2018-05-04 华为技术有限公司 处理丢失帧的方法和解码器
CN105761723B (zh) * 2013-09-26 2019-01-15 华为技术有限公司 一种高频激励信号预测方法及装置
CN105225666B (zh) * 2014-06-25 2016-12-28 华为技术有限公司 处理丢失帧的方法和装置
KR102298767B1 (ko) * 2014-11-17 2021-09-06 삼성전자주식회사 음성 인식 시스템, 서버, 디스플레이 장치 및 그 제어 방법
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
CN113792185B (zh) * 2021-07-30 2023-07-14 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） 估计缺失信号方法、装置、计算机设备和存储介质

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DE69715478T2 (de) 1996-11-07 2003-01-09 Matsushita Electric Ind Co Ltd Verfahren und Vorrichtung zur CELP Sprachkodierung und -dekodierung
KR100872246B1 (ko) 1997-10-22 2008-12-05 파나소닉 주식회사 직교화 탐색 방법 및 음성 부호화기
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US7315815B1 (en) * 1999-09-22 2008-01-01 Microsoft Corporation LPC-harmonic vocoder with superframe structure
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EP1199709A1 (de) * 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Fehlerverdeckung in Bezug auf die Dekodierung von kodierten akustischen Signalen
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CA2430964C (en) * 2001-01-31 2010-09-28 Teldix Gmbh Modular and scalable switch and method for the distribution of fast ethernet data frames
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ATE406652T1 (de) 2004-09-06 2008-09-15 Matsushita Electric Ind Co Ltd Skalierbare codierungseinrichtung und skalierbares codierungsverfahren

Also Published As

Publication number Publication date
CN101213590B (zh) 2011-09-21
JP5100380B2 (ja) 2012-12-19
EP1898397A4 (de) 2009-01-14
WO2007000988A1 (ja) 2007-01-04
EP1898397B1 (de) 2009-10-21
CN101213590A (zh) 2008-07-02
US8150684B2 (en) 2012-04-03
JPWO2007000988A1 (ja) 2009-01-22
EP1898397A1 (de) 2008-03-12
US20090141790A1 (en) 2009-06-04

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