CN107068158B - 用于改善低速率码激励线性预测解码器的非语音内容的方法及其设备 - Google Patents

用于改善低速率码激励线性预测解码器的非语音内容的方法及其设备 Download PDF

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CN107068158B
CN107068158B CN201710019918.4A CN201710019918A CN107068158B CN 107068158 B CN107068158 B CN 107068158B CN 201710019918 A CN201710019918 A CN 201710019918A CN 107068158 B CN107068158 B CN 107068158B
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CN107068158A (zh
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T.瓦兰考特
M.杰里尼克
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Shengdai Evs Ltd
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

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  • 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)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
CN201710019918.4A 2011-11-03 2012-11-01 用于改善低速率码激励线性预测解码器的非语音内容的方法及其设备 Active CN107068158B (zh)

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US201161555246P 2011-11-03 2011-11-03
US61/555,246 2011-11-03
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CN201710020311.8A Active CN106910509B (zh) 2011-11-03 2012-11-01 用于修正通用音频合成的设备及其方法
CN201280065936.1A Active CN104040624B (zh) 2011-11-03 2012-11-01 改善低速率码激励线性预测解码器的非语音内容

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US10410645B2 (en) * 2014-03-03 2019-09-10 Samsung Electronics Co., Ltd. Method and apparatus for high frequency decoding for bandwidth extension
CN105336339B (zh) 2014-06-03 2019-05-03 华为技术有限公司 一种语音频信号的处理方法和装置
JP6401521B2 (ja) * 2014-07-04 2018-10-10 クラリオン株式会社 信号処理装置及び信号処理方法
US10049684B2 (en) * 2015-04-05 2018-08-14 Qualcomm Incorporated Audio bandwidth selection
US9972334B2 (en) * 2015-09-10 2018-05-15 Qualcomm Incorporated Decoder audio classification
US10373608B2 (en) 2015-10-22 2019-08-06 Texas Instruments Incorporated Time-based frequency tuning of analog-to-information feature extraction
KR102736785B1 (ko) * 2017-09-20 2024-12-03 보이세지 코포레이션 씨이엘피 코덱에 있어서 서브-프레임들간에 비트-예산을 할당하는 방법 및 디바이스
TWI790705B (zh) * 2021-08-06 2023-01-21 宏正自動科技股份有限公司 語速調整方法及其系統
CN115857614B (zh) * 2022-11-17 2023-12-29 弘正储能(上海)能源科技有限公司 多路光伏mppt交错式boost控制方法及其系统

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KR20140090214A (ko) 2014-07-16
CN104040624B (zh) 2017-03-01
SI2774145T1 (sl) 2020-10-30
EP2774145A4 (en) 2015-10-21
JP6513769B2 (ja) 2019-05-15
JP2022022247A (ja) 2022-02-03
JP2018045244A (ja) 2018-03-22
CN106910509B (zh) 2020-08-18
LT2774145T (lt) 2020-09-25
US9252728B2 (en) 2016-02-02
DK3709298T3 (da) 2025-01-13
FI3709298T3 (fi) 2025-02-21
JP2015501452A (ja) 2015-01-15
EP2774145B1 (en) 2020-06-17
EP4488997A2 (en) 2025-01-08
EP3709298A1 (en) 2020-09-16
CN104040624A (zh) 2014-09-10
HUE070390T2 (hu) 2025-06-28
JP6239521B2 (ja) 2017-11-29
CA2851370A1 (en) 2013-05-10
CA2851370C (en) 2019-12-03
EP4488997A3 (en) 2025-01-22
CN106910509A (zh) 2017-06-30
JP7237127B2 (ja) 2023-03-10
CN107068158A (zh) 2017-08-18
EP3709298B1 (en) 2024-11-20
HRP20201070T1 (hr) 2020-10-30
ES2805308T3 (es) 2021-02-11
ES3012033T3 (en) 2025-04-08
DK2774145T3 (da) 2020-07-20
HUE050600T2 (hu) 2021-01-28
JP2018045243A (ja) 2018-03-22
HK1198265A1 (en) 2015-03-20
KR102105044B1 (ko) 2020-04-27
EP2774145A1 (en) 2014-09-10
JP6532926B2 (ja) 2019-06-19
JP2019152878A (ja) 2019-09-12
SI3709298T1 (sl) 2025-05-30
HRP20241659T1 (hr) 2025-02-28
IN2014DN03022A (https=) 2015-05-08
WO2013063688A1 (en) 2013-05-10
LT3709298T (lt) 2025-02-25

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