CN101076853B - 宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法 - Google Patents
宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法 Download PDFInfo
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- 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
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- 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
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- 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
- G10L19/07—Line spectrum pair [LSP] vocoders
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- G—PHYSICS
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- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques 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
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
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Abstract
Description
Claims (7)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
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JP2004358260 | 2004-12-10 | ||
JP358260/2004 | 2004-12-10 | ||
JP095345/2005 | 2005-03-29 | ||
JP2005095345 | 2005-03-29 | ||
JP2005286532 | 2005-09-30 | ||
JP286532/2005 | 2005-09-30 | ||
PCT/JP2005/022690 WO2006062202A1 (ja) | 2004-12-10 | 2005-12-09 | 広帯域符号化装置、広帯域lsp予測装置、帯域スケーラブル符号化装置及び広帯域符号化方法 |
Publications (2)
Publication Number | Publication Date |
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CN101076853A CN101076853A (zh) | 2007-11-21 |
CN101076853B true CN101076853B (zh) | 2010-10-13 |
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CN2005800424845A Expired - Fee Related CN101076853B (zh) | 2004-12-10 | 2005-12-09 | 宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法 |
Country Status (8)
Country | Link |
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US (1) | US8229749B2 (zh) |
EP (1) | EP1818913B1 (zh) |
JP (1) | JP4903053B2 (zh) |
KR (1) | KR20070085982A (zh) |
CN (1) | CN101076853B (zh) |
AT (1) | ATE520124T1 (zh) |
BR (1) | BRPI0515814A (zh) |
WO (1) | WO2006062202A1 (zh) |
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US8260609B2 (en) * | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
KR101390051B1 (ko) * | 2007-10-12 | 2014-04-29 | 파나소닉 주식회사 | 벡터 양자화 장치, 벡터 역양자화 장치, 및 이러한 방법 |
EP3288029A1 (en) * | 2008-01-16 | 2018-02-28 | III Holdings 12, LLC | Vector quantizer, vector inverse quantizer, and methods therefor |
EP2360687A4 (en) * | 2008-12-19 | 2012-07-11 | Fujitsu Ltd | VOICE BAND EXTENSION DEVICE AND VOICE BAND EXTENSION METHOD |
WO2010092827A1 (ja) * | 2009-02-13 | 2010-08-19 | パナソニック株式会社 | ベクトル量子化装置、ベクトル逆量子化装置、およびこれらの方法 |
KR101320963B1 (ko) * | 2009-03-31 | 2013-10-23 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 신호 잡음 제거 방법, 신호 잡음 제거 장치, 및 오디오 디코딩 시스템 |
US8447617B2 (en) * | 2009-12-21 | 2013-05-21 | Mindspeed Technologies, Inc. | Method and system for speech bandwidth extension |
CN102870156B (zh) * | 2010-04-12 | 2015-07-22 | 飞思卡尔半导体公司 | 音频通信设备、输出音频信号的方法和通信系统 |
US8000968B1 (en) | 2011-04-26 | 2011-08-16 | Huawei Technologies Co., Ltd. | Method and apparatus for switching speech or audio signals |
CN102339607A (zh) * | 2010-07-16 | 2012-02-01 | 华为技术有限公司 | 一种频带扩展的方法和装置 |
ES2592522T3 (es) | 2011-11-02 | 2016-11-30 | Telefonaktiebolaget L M Ericsson (Publ) | Codificación de audio basada en representación de coeficientes auto-regresivos |
CN108831501B (zh) | 2012-03-21 | 2023-01-10 | 三星电子株式会社 | 用于带宽扩展的高频编码/高频解码方法和设备 |
EP2830063A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for decoding an encoded audio signal |
US20150170655A1 (en) * | 2013-12-15 | 2015-06-18 | Qualcomm Incorporated | Systems and methods of blind bandwidth extension |
KR102002681B1 (ko) * | 2017-06-27 | 2019-07-23 | 한양대학교 산학협력단 | 생성적 대립 망 기반의 음성 대역폭 확장기 및 확장 방법 |
US11599773B2 (en) | 2018-12-27 | 2023-03-07 | Micron Technology, Inc. | Neural networks and systems for decoding encoded data |
US11424764B2 (en) * | 2019-11-13 | 2022-08-23 | Micron Technology, Inc. | Recurrent neural networks and systems for decoding encoded data |
US11563449B2 (en) | 2021-04-27 | 2023-01-24 | Micron Technology, Inc. | Systems for error reduction of encoded data using neural networks |
US11755408B2 (en) | 2021-10-07 | 2023-09-12 | Micron Technology, Inc. | Systems for estimating bit error rate (BER) of encoded data using neural networks |
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CN1381041A (zh) * | 2000-05-26 | 2002-11-20 | 皇家菲利浦电子有限公司 | 用于发送在窄带中已编码信号的发送机、用于在接收端扩展已编码信号的频带的接收机、相应的发送和接收方法及系统 |
JP2003526123A (ja) * | 2000-03-07 | 2003-09-02 | ノキア コーポレイション | 音声復号器及び音声を復号化する方法 |
JP2003323199A (ja) * | 2002-04-26 | 2003-11-14 | Matsushita Electric Ind Co Ltd | 符号化装置、復号化装置及び符号化方法、復号化方法 |
CN1470050A (zh) * | 2000-10-20 | 2004-01-21 | ����ɭ�绰�ɷ�����˾ | 可感知地改善的编码声信号的增强 |
JP2004101720A (ja) * | 2002-09-06 | 2004-04-02 | Matsushita Electric Ind Co Ltd | 音響符号化装置及び音響符号化方法 |
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2005
- 2005-12-09 CN CN2005800424845A patent/CN101076853B/zh not_active Expired - Fee Related
- 2005-12-09 BR BRPI0515814-1A patent/BRPI0515814A/pt not_active Application Discontinuation
- 2005-12-09 WO PCT/JP2005/022690 patent/WO2006062202A1/ja active Application Filing
- 2005-12-09 EP EP05814285A patent/EP1818913B1/en not_active Not-in-force
- 2005-12-09 JP JP2006546778A patent/JP4903053B2/ja not_active Expired - Fee Related
- 2005-12-09 US US11/721,358 patent/US8229749B2/en active Active
- 2005-12-09 KR KR1020077013054A patent/KR20070085982A/ko not_active Application Discontinuation
- 2005-12-09 AT AT05814285T patent/ATE520124T1/de not_active IP Right Cessation
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JP2003526123A (ja) * | 2000-03-07 | 2003-09-02 | ノキア コーポレイション | 音声復号器及び音声を復号化する方法 |
CN1381041A (zh) * | 2000-05-26 | 2002-11-20 | 皇家菲利浦电子有限公司 | 用于发送在窄带中已编码信号的发送机、用于在接收端扩展已编码信号的频带的接收机、相应的发送和接收方法及系统 |
CN1470050A (zh) * | 2000-10-20 | 2004-01-21 | ����ɭ�绰�ɷ�����˾ | 可感知地改善的编码声信号的增强 |
CN1511313A (zh) * | 2001-11-14 | 2004-07-07 | ���µ�����ҵ��ʽ���� | 编码装置、解码装置及其系统 |
JP2003323199A (ja) * | 2002-04-26 | 2003-11-14 | Matsushita Electric Ind Co Ltd | 符号化装置、復号化装置及び符号化方法、復号化方法 |
JP2004101720A (ja) * | 2002-09-06 | 2004-04-02 | Matsushita Electric Ind Co Ltd | 音響符号化装置及び音響符号化方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4903053B2 (ja) | 2012-03-21 |
US20090292537A1 (en) | 2009-11-26 |
KR20070085982A (ko) | 2007-08-27 |
WO2006062202A1 (ja) | 2006-06-15 |
BRPI0515814A (pt) | 2008-08-05 |
CN101076853A (zh) | 2007-11-21 |
US8229749B2 (en) | 2012-07-24 |
ATE520124T1 (de) | 2011-08-15 |
EP1818913B1 (en) | 2011-08-10 |
EP1818913A1 (en) | 2007-08-15 |
JPWO2006062202A1 (ja) | 2008-06-12 |
EP1818913A4 (en) | 2009-01-14 |
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