HK1199540A1 - 高頻帶信號的預測方法、編/解碼設備 - Google Patents

高頻帶信號的預測方法、編/解碼設備

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Publication number
HK1199540A1
HK1199540A1 HK14113071.9A HK14113071A HK1199540A1 HK 1199540 A1 HK1199540 A1 HK 1199540A1 HK 14113071 A HK14113071 A HK 14113071A HK 1199540 A1 HK1199540 A1 HK 1199540A1
Authority
HK
Hong Kong
Prior art keywords
frequency band
band signal
forecasting method
decoding device
encoding device
Prior art date
Application number
HK14113071.9A
Other languages
English (en)
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.)
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Publication date
Application filed filed Critical
Publication of HK1199540A1 publication Critical patent/HK1199540A1/zh

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Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/20Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

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)
HK14113071.9A 2013-01-29 2014-12-30 高頻帶信號的預測方法、編/解碼設備 HK1199540A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310033625.3A CN103971693B (zh) 2013-01-29 2013-01-29 高频带信号的预测方法、编/解码设备

Publications (1)

Publication Number Publication Date
HK1199540A1 true HK1199540A1 (zh) 2015-07-03

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HK14113071.9A HK1199540A1 (zh) 2013-01-29 2014-12-30 高頻帶信號的預測方法、編/解碼設備

Country Status (10)

Country Link
US (3) US9704500B2 (zh)
EP (2) EP3779980A3 (zh)
JP (2) JP6204501B2 (zh)
KR (3) KR20150108421A (zh)
CN (2) CN103971693B (zh)
BR (1) BR112015018064B1 (zh)
ES (1) ES2822607T3 (zh)
HK (1) HK1199540A1 (zh)
SG (1) SG11201505885YA (zh)
WO (1) WO2014117458A1 (zh)

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US10839814B2 (en) * 2017-10-05 2020-11-17 Qualcomm Incorporated Encoding or decoding of audio signals
JP7077139B2 (ja) 2018-05-23 2022-05-30 株式会社豊田中央研究所 歪ゲージの製造方法および歪ゲージ
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CN112767954B (zh) * 2020-06-24 2024-06-14 腾讯科技(深圳)有限公司 音频编解码方法、装置、介质及电子设备
CN114582361B (zh) * 2022-04-29 2022-07-08 北京百瑞互联技术有限公司 基于生成对抗网络的高解析度音频编解码方法及系统

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KR101826331B1 (ko) * 2010-09-15 2018-03-22 삼성전자주식회사 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법
CN102436820B (zh) * 2010-09-29 2013-08-28 华为技术有限公司 高频带信号编码方法及装置、高频带信号解码方法及装置
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CN102800317B (zh) * 2011-05-25 2014-09-17 华为技术有限公司 信号分类方法及设备、编解码方法及设备
CN103971694B (zh) * 2013-01-29 2016-12-28 华为技术有限公司 带宽扩展频带信号的预测方法、解码设备
CN103971693B (zh) * 2013-01-29 2017-02-22 华为技术有限公司 高频带信号的预测方法、编/解码设备
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Also Published As

Publication number Publication date
KR20170043665A (ko) 2017-04-21
KR20150108421A (ko) 2015-09-25
KR101980057B1 (ko) 2019-05-17
EP2937861A4 (en) 2016-08-03
CN106847297B (zh) 2020-07-07
CN103971693A (zh) 2014-08-06
JP6574820B2 (ja) 2019-09-11
CN103971693B (zh) 2017-02-22
EP2937861A1 (en) 2015-10-28
EP3779980A2 (en) 2021-02-17
BR112015018064A2 (pt) 2017-07-18
KR20180026812A (ko) 2018-03-13
US10089997B2 (en) 2018-10-02
US20150332699A1 (en) 2015-11-19
EP3779980A3 (en) 2021-07-07
SG11201505885YA (en) 2015-09-29
JP6204501B2 (ja) 2017-09-27
JP2017223987A (ja) 2017-12-21
BR112015018064B1 (pt) 2020-12-01
US20180366134A1 (en) 2018-12-20
ES2822607T3 (es) 2021-05-04
US20170270944A1 (en) 2017-09-21
WO2014117458A1 (zh) 2014-08-07
US9704500B2 (en) 2017-07-11
JP2016509256A (ja) 2016-03-24
EP2937861B1 (en) 2020-08-12
US10636432B2 (en) 2020-04-28
CN106847297A (zh) 2017-06-13
KR101837191B1 (ko) 2018-03-09

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