MY180821A - Harmonic bandwidth extension of audio signals - Google Patents

Harmonic bandwidth extension of audio signals

Info

Publication number
MY180821A
MY180821A MYPI2016702572A MYPI2016702572A MY180821A MY 180821 A MY180821 A MY 180821A MY PI2016702572 A MYPI2016702572 A MY PI2016702572A MY PI2016702572 A MYPI2016702572 A MY PI2016702572A MY 180821 A MY180821 A MY 180821A
Authority
MY
Malaysia
Prior art keywords
band signal
signal
low
band
audio signals
Prior art date
Application number
MYPI2016702572A
Other languages
English (en)
Inventor
Venkatesh Krishnan
Vivek Rajendran
Subasingha Shaminda Subasingha
Venkatraman S Atti
Original Assignee
Qualcomm Inc
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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of MY180821A publication Critical patent/MY180821A/en

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
    • G10L19/02Speech 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
    • G10L19/0204Speech 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 using subband decomposition
    • 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
    • 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
    • G10L21/0272Voice signal separating
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78Detection of presence or absence of voice signals
    • G10L25/81Detection of presence or absence of voice signals for discriminating voice from music

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
MYPI2016702572A 2014-02-13 2015-02-10 Harmonic bandwidth extension of audio signals MY180821A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461939585P 2014-02-13 2014-02-13
US14/617,524 US9564141B2 (en) 2014-02-13 2015-02-09 Harmonic bandwidth extension of audio signals

Publications (1)

Publication Number Publication Date
MY180821A true MY180821A (en) 2020-12-09

Family

ID=53775460

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2016702572A MY180821A (en) 2014-02-13 2015-02-10 Harmonic bandwidth extension of audio signals

Country Status (25)

Country Link
US (1) US9564141B2 (https=)
EP (1) EP3105757B1 (https=)
JP (1) JP6290434B2 (https=)
KR (1) KR101827665B1 (https=)
CN (1) CN105981102B (https=)
AU (1) AU2015217340B2 (https=)
BR (1) BR112016018575B1 (https=)
CA (1) CA2936987C (https=)
CL (1) CL2016002009A1 (https=)
DK (1) DK3105757T3 (https=)
ES (1) ES2777282T3 (https=)
HU (1) HUE046891T2 (https=)
IL (1) IL246787B (https=)
MX (1) MX349848B (https=)
MY (1) MY180821A (https=)
NZ (1) NZ721890A (https=)
PH (1) PH12016501396B1 (https=)
PL (1) PL3105757T3 (https=)
PT (1) PT3105757T (https=)
RU (1) RU2651218C2 (https=)
SA (1) SA516371666B1 (https=)
SG (1) SG11201605412VA (https=)
SI (1) SI3105757T1 (https=)
TW (1) TWI559298B (https=)
WO (1) WO2015123210A1 (https=)

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CN103516440B (zh) 2012-06-29 2015-07-08 华为技术有限公司 语音频信号处理方法和编码装置
TWI557726B (zh) * 2013-08-29 2016-11-11 杜比國際公司 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法
KR20160087827A (ko) * 2013-11-22 2016-07-22 퀄컴 인코포레이티드 고대역 코딩에서의 선택적 위상 보상
FR3020732A1 (fr) * 2014-04-30 2015-11-06 Orange Correction de perte de trame perfectionnee avec information de voisement
WO2016105574A1 (en) * 2014-12-23 2016-06-30 Qualcomm Incorporated High order b-spline sampling rate conversion (src)
US10847170B2 (en) 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
US9837089B2 (en) 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation
CA3016837C (en) * 2016-03-07 2021-09-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Hybrid concealment method: combination of frequency and time domain packet loss concealment in audio codecs
EP3497697B1 (en) * 2016-11-04 2024-01-31 Hewlett-Packard Development Company, L.P. Dominant frequency processing of audio signals
EP3382702A1 (en) * 2017-03-31 2018-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for determining a predetermined characteristic related to an artificial bandwidth limitation processing of an audio signal
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
CN110322882A (zh) * 2019-05-13 2019-10-11 厦门亿联网络技术股份有限公司 一种生成混合语音数据的方法及系统
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
CN113948094B (zh) 2020-07-16 2026-01-02 华为技术有限公司 音频编解码方法和相关装置及计算机可读存储介质
WO2023064738A1 (en) * 2021-10-14 2023-04-20 Qualcomm Incorporated Systems and methods for multi-band audio coding
WO2024223042A1 (en) * 2023-04-26 2024-10-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for harmonicity-dependent tilt control of scale parameters in an audio encoder
TWI868764B (zh) * 2023-06-30 2025-01-01 華碩電腦股份有限公司 音訊處理裝置以及音訊處理方法
WO2025199960A1 (zh) * 2024-03-29 2025-10-02 瑞声开泰声学科技(上海)有限公司 一种音频处理方法、电子设备及存储介质

Family Cites Families (15)

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BRPI0608270A2 (pt) 2005-04-01 2009-10-06 Qualcomm Inc sistemas, métodos e equipamento para filtragem anti-dispersão
CN101199003B (zh) 2005-04-22 2012-01-11 高通股份有限公司 用于增益因数衰减的系统、方法和设备
US8311840B2 (en) 2005-06-28 2012-11-13 Qnx Software Systems Limited Frequency extension of harmonic signals
EP1772855B1 (en) * 2005-10-07 2013-09-18 Nuance Communications, Inc. Method for extending the spectral bandwidth of a speech signal
US9454974B2 (en) 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
EP1947644B1 (en) 2007-01-18 2019-06-19 Nuance Communications, Inc. Method and apparatus for providing an acoustic signal with extended band-width
AU2009267460B2 (en) * 2008-07-11 2013-01-10 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Apparatus and method for generating a bandwidth extended signal
JP2010079275A (ja) * 2008-08-29 2010-04-08 Sony Corp 周波数帯域拡大装置及び方法、符号化装置及び方法、復号化装置及び方法、並びにプログラム
ES2639716T3 (es) * 2009-01-28 2017-10-30 Dolby International Ab Transposición armónica mejorada
JP4892021B2 (ja) * 2009-02-26 2012-03-07 株式会社東芝 信号帯域拡張装置
TWI675367B (zh) * 2009-05-27 2019-10-21 瑞典商杜比國際公司 從訊號的低頻成份產生該訊號之高頻成份的系統與方法,及其機上盒、電腦程式產品、軟體程式及儲存媒體
US8447617B2 (en) * 2009-12-21 2013-05-21 Mindspeed Technologies, Inc. Method and system for speech bandwidth extension
EP2545551B1 (en) * 2010-03-09 2017-10-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Improved magnitude response and temporal alignment in phase vocoder based bandwidth extension for audio signals
US8600737B2 (en) * 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
JP5777041B2 (ja) * 2010-07-23 2015-09-09 沖電気工業株式会社 帯域拡張装置及びプログラム、並びに、音声通信装置

Also Published As

Publication number Publication date
AU2015217340B2 (en) 2018-05-31
JP2017510836A (ja) 2017-04-13
SA516371666B1 (ar) 2019-04-28
US20150228288A1 (en) 2015-08-13
CN105981102A (zh) 2016-09-28
CA2936987A1 (en) 2015-08-20
PL3105757T3 (pl) 2020-05-18
KR101827665B1 (ko) 2018-02-08
MX349848B (es) 2017-08-15
US9564141B2 (en) 2017-02-07
SI3105757T1 (sl) 2020-03-31
TW201535356A (zh) 2015-09-16
PT3105757T (pt) 2020-03-23
EP3105757A1 (en) 2016-12-21
DK3105757T3 (da) 2020-02-10
EP3105757B1 (en) 2019-12-11
RU2651218C2 (ru) 2018-04-18
NZ721890A (en) 2018-02-23
TWI559298B (zh) 2016-11-21
PH12016501396B1 (en) 2020-01-22
CL2016002009A1 (es) 2017-01-27
KR20160121548A (ko) 2016-10-19
BR112016018575B1 (pt) 2022-08-23
ES2777282T3 (es) 2020-08-04
BR112016018575A2 (https=) 2017-08-08
CN105981102B (zh) 2019-11-12
MX2016010358A (es) 2016-11-30
HUE046891T2 (hu) 2020-03-30
AU2015217340A1 (en) 2016-07-28
CA2936987C (en) 2019-05-21
WO2015123210A1 (en) 2015-08-20
PH12016501396A1 (en) 2016-08-22
RU2016133008A3 (https=) 2018-03-16
RU2016133008A (ru) 2018-03-16
JP6290434B2 (ja) 2018-03-07
SG11201605412VA (en) 2016-08-30
IL246787B (en) 2018-01-31

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