KR20180042253A - 대역폭 트랜지션 주기 동안의 신호 재사용 - Google Patents

대역폭 트랜지션 주기 동안의 신호 재사용 Download PDF

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Publication number
KR20180042253A
KR20180042253A KR1020187004725A KR20187004725A KR20180042253A KR 20180042253 A KR20180042253 A KR 20180042253A KR 1020187004725 A KR1020187004725 A KR 1020187004725A KR 20187004725 A KR20187004725 A KR 20187004725A KR 20180042253 A KR20180042253 A KR 20180042253A
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KR
South Korea
Prior art keywords
frame
frequency band
signal
bandwidth
audio data
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KR1020187004725A
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English (en)
Korean (ko)
Inventor
수바싱하 샤민다 수바싱하
벤카트라만 아티
비베크 라젠드란
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퀄컴 인코포레이티드
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Priority to KR1020247002611A priority Critical patent/KR102778577B1/ko
Publication of KR20180042253A publication Critical patent/KR20180042253A/ko
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    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] vocoders
    • 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
    • G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
    • 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
    • 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
    • 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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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
KR1020187004725A 2015-08-18 2016-06-24 대역폭 트랜지션 주기 동안의 신호 재사용 Ceased KR20180042253A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020247002611A KR102778577B1 (ko) 2015-08-18 2016-06-24 대역폭 트랜지션 주기 동안의 신호 재사용

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562206777P 2015-08-18 2015-08-18
US62/206,777 2015-08-18
US15/174,843 2016-06-06
US15/174,843 US9837094B2 (en) 2015-08-18 2016-06-06 Signal re-use during bandwidth transition period
PCT/US2016/039396 WO2017030655A1 (en) 2015-08-18 2016-06-24 Signal re-use during bandwidth transition period

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020247002611A Division KR102778577B1 (ko) 2015-08-18 2016-06-24 대역폭 트랜지션 주기 동안의 신호 재사용

Publications (1)

Publication Number Publication Date
KR20180042253A true KR20180042253A (ko) 2018-04-25

Family

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KR1020247002611A Active KR102778577B1 (ko) 2015-08-18 2016-06-24 대역폭 트랜지션 주기 동안의 신호 재사용
KR1020187004725A Ceased KR20180042253A (ko) 2015-08-18 2016-06-24 대역폭 트랜지션 주기 동안의 신호 재사용

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KR1020247002611A Active KR102778577B1 (ko) 2015-08-18 2016-06-24 대역폭 트랜지션 주기 동안의 신호 재사용

Country Status (8)

Country Link
US (1) US9837094B2 (enExample)
EP (1) EP3338281A1 (enExample)
JP (1) JP6786592B2 (enExample)
KR (2) KR102778577B1 (enExample)
CN (1) CN107851439B (enExample)
AU (1) AU2016307721B2 (enExample)
TW (1) TWI630602B (enExample)
WO (1) WO2017030655A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2922056A1 (en) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using power compensation
EP2922054A1 (en) * 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using an adaptive noise estimation
EP2922055A1 (en) * 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using individual replacement LPC representations for individual codebook information
WO2018108520A1 (en) * 2016-12-16 2018-06-21 Telefonaktiebolaget Lm Ericsson (Publ) Methods, encoder and decoder for handling line spectral frequency coefficients
US10685630B2 (en) 2018-06-08 2020-06-16 Qualcomm Incorporated Just-in time system bandwidth changes
US20200020342A1 (en) * 2018-07-12 2020-01-16 Qualcomm Incorporated Error concealment for audio data using reference pools
CN111383643B (zh) * 2018-12-28 2023-07-04 南京中感微电子有限公司 一种音频丢包隐藏方法、装置及蓝牙接收机
CN110610713B (zh) * 2019-08-28 2021-11-16 南京梧桐微电子科技有限公司 一种声码器余量谱幅度参数重构方法及系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6636829B1 (en) * 1999-09-22 2003-10-21 Mindspeed Technologies, Inc. Speech communication system and method for handling lost frames
US6931292B1 (en) * 2000-06-19 2005-08-16 Jabra Corporation Noise reduction method and apparatus
EP1758099A1 (en) 2004-04-30 2007-02-28 Matsushita Electric Industrial Co., Ltd. Scalable decoder and expanded layer disappearance hiding method
EP2107557A3 (en) * 2005-01-14 2010-08-25 Panasonic Corporation Scalable decoding apparatus and method
EP2538405B1 (en) * 2006-11-10 2015-07-08 Panasonic Intellectual Property Corporation of America CELP-coded speech parameter decoding method and apparatus
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
KR101073409B1 (ko) * 2009-03-05 2011-10-17 주식회사 코아로직 디코딩 장치 및 디코딩 방법
US8718804B2 (en) * 2009-05-05 2014-05-06 Huawei Technologies Co., Ltd. System and method for correcting for lost data in a digital audio signal
RU2568278C2 (ru) * 2009-11-19 2015-11-20 Телефонактиеболагет Лм Эрикссон (Пабл) Расширение полосы пропускания звукового сигнала нижней полосы
US9589568B2 (en) * 2011-02-08 2017-03-07 Lg Electronics Inc. Method and device for bandwidth extension
JP6139685B2 (ja) * 2012-09-13 2017-05-31 エルジー エレクトロニクス インコーポレイティド 損失フレーム復元方法及びオーディオ復号化方法とそれを利用する装置
US9293143B2 (en) * 2013-12-11 2016-03-22 Qualcomm Incorporated Bandwidth extension mode selection

Also Published As

Publication number Publication date
AU2016307721B2 (en) 2021-09-23
WO2017030655A1 (en) 2017-02-23
US9837094B2 (en) 2017-12-05
US20170053659A1 (en) 2017-02-23
CN107851439A (zh) 2018-03-27
TWI630602B (zh) 2018-07-21
BR112018003042A2 (pt) 2018-10-09
KR20240016448A (ko) 2024-02-06
CN107851439B (zh) 2021-12-31
JP2018528463A (ja) 2018-09-27
KR102778577B1 (ko) 2025-03-07
AU2016307721A1 (en) 2018-02-01
JP6786592B2 (ja) 2020-11-18
TW201712671A (zh) 2017-04-01
EP3338281A1 (en) 2018-06-27

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