PL3958258T3 - Sposób przewidywania sygnału pasma częstotliwości do rozszarzania szerokości pasma oraz urządzenie dekodujące - Google Patents

Sposób przewidywania sygnału pasma częstotliwości do rozszarzania szerokości pasma oraz urządzenie dekodujące

Info

Publication number
PL3958258T3
PL3958258T3 PL21194138.0T PL21194138T PL3958258T3 PL 3958258 T3 PL3958258 T3 PL 3958258T3 PL 21194138 T PL21194138 T PL 21194138T PL 3958258 T3 PL3958258 T3 PL 3958258T3
Authority
PL
Poland
Prior art keywords
prediction
frequency band
decoding device
band signal
bandwidth extension
Prior art date
Application number
PL21194138.0T
Other languages
English (en)
Inventor
Zexin Liu
Lei Miao
Fengyan Qi
Original Assignee
Crystal Clear Codec, Llc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51241110&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL3958258(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Crystal Clear Codec, Llc filed Critical Crystal Clear Codec, Llc
Publication of PL3958258T3 publication Critical patent/PL3958258T3/pl

Links

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
    • G10L19/12Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/02Speech 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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL21194138.0T 2013-01-29 2013-07-23 Sposób przewidywania sygnału pasma częstotliwości do rozszarzania szerokości pasma oraz urządzenie dekodujące PL3958258T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310034240.9A CN103971694B (zh) 2013-01-29 2013-01-29 带宽扩展频带信号的预测方法、解码设备

Publications (1)

Publication Number Publication Date
PL3958258T3 true PL3958258T3 (pl) 2024-10-21

Family

ID=51241110

Family Applications (2)

Application Number Title Priority Date Filing Date
PL20181460.5T PL3764354T3 (pl) 2013-01-29 2013-07-23 Sposób przewidywania sygnału pasma częstotliwości do rozszarzania szerokości pasma oraz urządzenie dekodujące
PL21194138.0T PL3958258T3 (pl) 2013-01-29 2013-07-23 Sposób przewidywania sygnału pasma częstotliwości do rozszarzania szerokości pasma oraz urządzenie dekodujące

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL20181460.5T PL3764354T3 (pl) 2013-01-29 2013-07-23 Sposób przewidywania sygnału pasma częstotliwości do rozszarzania szerokości pasma oraz urządzenie dekodujące

Country Status (9)

Country Link
US (4) US9361904B2 (pl)
EP (4) EP3958258B1 (pl)
JP (1) JP6202545B2 (pl)
KR (1) KR101602264B1 (pl)
CN (1) CN103971694B (pl)
ES (3) ES2988733T3 (pl)
PL (2) PL3764354T3 (pl)
PT (1) PT3958258T (pl)
WO (1) WO2014117484A1 (pl)

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* Cited by examiner, † Cited by third party
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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
CN111312265B (zh) * 2014-01-15 2023-04-28 三星电子株式会社 对线性预测编码系数进行量化的加权函数确定装置和方法
TWI758146B (zh) 2015-03-13 2022-03-11 瑞典商杜比國際公司 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流
JP6949970B2 (ja) 2016-10-11 2021-10-13 ゲノムシス エスアー バイオインフォマティクスデータを送信する方法及びシステム
US20190051286A1 (en) * 2017-08-14 2019-02-14 Microsoft Technology Licensing, Llc Normalization of high band signals in network telephony communications
CN107886966A (zh) * 2017-10-30 2018-04-06 捷开通讯(深圳)有限公司 终端及其优化语音命令的方法、存储装置
WO2020258227A1 (zh) * 2019-06-28 2020-12-30 瑞声声学科技(深圳)有限公司 致动器激励信号处理方法、装置、计算机设备及存储介质
CN113963703B (zh) * 2020-07-03 2025-05-02 华为技术有限公司 一种音频编码的方法和编解码设备
JP7745100B2 (ja) * 2021-11-02 2025-09-26 北京小米移動軟件有限公司 信号の符号化および復号化方法、装置、ユーザイクイップメント、ネットワーク側デバイス並びに記憶媒体
CN114722861B (zh) * 2022-03-15 2025-04-04 南方海洋科学与工程广东省实验室(广州) 深反射地震数据最优频带选取方法、电子设备及存储介质
CN118215959B (zh) * 2022-09-05 2025-05-13 北京小米移动软件有限公司 一种音频信号频带扩展方法、装置、设备及存储介质

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JP3751225B2 (ja) * 2001-06-14 2006-03-01 松下電器産業株式会社 オーディオ帯域拡張装置
JP2003044098A (ja) 2001-07-26 2003-02-14 Nec Corp 音声帯域拡張装置及び音声帯域拡張方法
US8326638B2 (en) 2005-11-04 2012-12-04 Nokia Corporation Audio compression
CN101140759B (zh) 2006-09-08 2010-05-12 华为技术有限公司 语音或音频信号的带宽扩展方法及系统
KR101375582B1 (ko) * 2006-11-17 2014-03-20 삼성전자주식회사 대역폭 확장 부호화 및 복호화 방법 및 장치
US8639500B2 (en) * 2006-11-17 2014-01-28 Samsung Electronics Co., Ltd. Method, medium, and apparatus with bandwidth extension encoding and/or decoding
MX2010001394A (es) * 2007-08-27 2010-03-10 Ericsson Telefon Ab L M Frecuencia de transicion adaptiva entre llenado de ruido y extension de anchura de banda.
KR100970446B1 (ko) 2007-11-21 2010-07-16 한국전자통신연구원 주파수 확장을 위한 가변 잡음레벨 결정 장치 및 그 방법
US8423371B2 (en) 2007-12-21 2013-04-16 Panasonic Corporation Audio encoder, decoder, and encoding method thereof
RU2536679C2 (ru) * 2008-07-11 2014-12-27 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Передатчик сигнала активации с деформацией по времени, кодер звукового сигнала, способ преобразования сигнала активации с деформацией по времени, способ кодирования звукового сигнала и компьютерные программы
JP4818335B2 (ja) * 2008-08-29 2011-11-16 株式会社東芝 信号帯域拡張装置
CN101751926B (zh) * 2008-12-10 2012-07-04 华为技术有限公司 信号编码、解码方法及装置、编解码系统
CA2908576C (en) * 2008-12-15 2018-11-27 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Audio encoder and bandwidth extension decoder
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CN102194457B (zh) * 2010-03-02 2013-02-27 中兴通讯股份有限公司 音频编解码方法、系统及噪声水平估计方法
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CN102610231B (zh) * 2011-01-24 2013-10-09 华为技术有限公司 一种带宽扩展方法及装置

Also Published As

Publication number Publication date
EP2940685A1 (en) 2015-11-04
US20190325884A1 (en) 2019-10-24
KR101602264B1 (ko) 2016-03-10
EP2940685B1 (en) 2020-06-24
EP2940685B8 (en) 2020-08-19
CN103971694A (zh) 2014-08-06
ES2988733T3 (es) 2024-11-21
JP6202545B2 (ja) 2017-09-27
US9875749B2 (en) 2018-01-23
EP3958258B1 (en) 2024-06-26
PT3958258T (pt) 2024-09-27
CN103971694B (zh) 2016-12-28
EP3764354B1 (en) 2024-10-09
WO2014117484A1 (zh) 2014-08-07
EP3764354C0 (en) 2024-10-09
EP3764354A1 (en) 2021-01-13
EP2940685A4 (en) 2016-08-10
US20180122393A1 (en) 2018-05-03
EP4451268A2 (en) 2024-10-23
PL3764354T3 (pl) 2025-02-03
ES2997082T3 (en) 2025-02-14
US10607621B2 (en) 2020-03-31
US20150332688A1 (en) 2015-11-19
ES2813956T3 (es) 2021-03-25
KR20150109460A (ko) 2015-10-01
US10388295B2 (en) 2019-08-20
US20160247513A1 (en) 2016-08-25
EP3958258A1 (en) 2022-02-23
JP2016507781A (ja) 2016-03-10
US9361904B2 (en) 2016-06-07
EP4451268A3 (en) 2024-11-27

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