JP2018522271A5 - - Google Patents

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JP2018522271A5
JP2018522271A5 JP2017565056A JP2017565056A JP2018522271A5 JP 2018522271 A5 JP2018522271 A5 JP 2018522271A5 JP 2017565056 A JP2017565056 A JP 2017565056A JP 2017565056 A JP2017565056 A JP 2017565056A JP 2018522271 A5 JP2018522271 A5 JP 2018522271A5
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high band
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JP2017565056A 2015-06-18 2016-05-26 ハイバンド信号生成 Active JP6710706B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201562181702P 2015-06-18 2015-06-18
US62/181,702 2015-06-18
US201562241065P 2015-10-13 2015-10-13
US62/241,065 2015-10-13
US15/164,583 2016-05-25
US15/164,583 US10847170B2 (en) 2015-06-18 2016-05-25 Device and method for generating a high-band signal from non-linearly processed sub-ranges
PCT/US2016/034444 WO2016204955A1 (en) 2015-06-18 2016-05-26 High-band signal generation

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JP2018522271A JP2018522271A (ja) 2018-08-09
JP2018522271A5 true JP2018522271A5 (enExample) 2019-06-13
JP6710706B2 JP6710706B2 (ja) 2020-06-17

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US (4) US10847170B2 (enExample)
EP (1) EP3311382B1 (enExample)
JP (1) JP6710706B2 (enExample)
KR (2) KR102621209B1 (enExample)
CN (1) CN107743644B (enExample)
AU (1) AU2016280531B2 (enExample)
BR (1) BR112017027294B1 (enExample)
CA (1) CA2986430C (enExample)
CL (1) CL2017003158A1 (enExample)
CO (1) CO2017012863A2 (enExample)
ES (1) ES2955855T3 (enExample)
MX (1) MX381646B (enExample)
MY (1) MY190143A (enExample)
NZ (1) NZ737169A (enExample)
PH (1) PH12017502191A1 (enExample)
PL (1) PL3311382T3 (enExample)
RU (1) RU2742296C2 (enExample)
SA (1) SA517390518B1 (enExample)
SG (1) SG10201912525UA (enExample)
TW (1) TWI677866B (enExample)
WO (1) WO2016204955A1 (enExample)
ZA (1) ZA201708558B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9837089B2 (en) 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation
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
EP3483878A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder supporting a set of different loss concealment tools
WO2019091573A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an audio signal using downsampling or interpolation of scale parameters
EP3483886A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Selecting pitch lag
EP3483883A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding and decoding with selective postfiltering
EP3483884A1 (en) * 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal filtering
EP3483880A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Temporal noise shaping
WO2019091576A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
EP3483882A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Controlling bandwidth in encoders and/or decoders
CA3055624C (en) 2018-01-19 2022-08-23 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Power control method, terminal device and network device
KR102271357B1 (ko) * 2019-06-28 2021-07-01 국방과학연구소 보코더 유형 판별 방법 및 장치
CN119323963A (zh) * 2021-06-29 2025-01-17 瑞典爱立信有限公司 用于音频编码模式选择的频谱分类器

Family Cites Families (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438015A (en) 1965-08-16 1969-04-08 Bunker Ramo Content addressable memories
JPS60239800A (ja) 1984-05-14 1985-11-28 日本電気株式会社 残差励振型ボコ−ダ
US4797926A (en) 1986-09-11 1989-01-10 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech vocoder
EP0422232B1 (en) 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
US5455888A (en) 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
JP3189614B2 (ja) 1995-03-13 2001-07-16 松下電器産業株式会社 音声帯域拡大装置
US6047254A (en) 1996-05-15 2000-04-04 Advanced Micro Devices, Inc. System and method for determining a first formant analysis filter and prefiltering a speech signal for improved pitch estimation
SE9700772D0 (sv) 1997-03-03 1997-03-03 Ericsson Telefon Ab L M A high resolution post processing method for a speech decoder
EP0878790A1 (en) 1997-05-15 1998-11-18 Hewlett-Packard Company Voice coding system and method
SE512719C2 (sv) 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
JP3134817B2 (ja) 1997-07-11 2001-02-13 日本電気株式会社 音声符号化復号装置
US6233550B1 (en) 1997-08-29 2001-05-15 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
WO1999065017A1 (en) 1998-06-09 1999-12-16 Matsushita Electric Industrial Co., Ltd. Speech coding apparatus and speech decoding apparatus
CA2252170A1 (en) 1998-10-27 2000-04-27 Bruno Bessette A method and device for high quality coding of wideband speech and audio signals
DE60035453T2 (de) 1999-05-11 2008-03-20 Nippon Telegraph And Telephone Corp. Auswahl des Synthesefilters für eine CELP Kodierung von breitbandigen Audiosignalen
US6226616B1 (en) 1999-06-21 2001-05-01 Digital Theater Systems, Inc. Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility
CN1242379C (zh) 1999-08-23 2006-02-15 松下电器产业株式会社 音频编码装置
CA2290037A1 (en) 1999-11-18 2001-05-18 Voiceage Corporation Gain-smoothing amplifier device and method in codecs for wideband speech and audio signals
US7260523B2 (en) 1999-12-21 2007-08-21 Texas Instruments Incorporated Sub-band speech coding system
US6704711B2 (en) 2000-01-28 2004-03-09 Telefonaktiebolaget Lm Ericsson (Publ) System and method for modifying speech signals
US7330814B2 (en) * 2000-05-22 2008-02-12 Texas Instruments Incorporated Wideband speech coding with modulated noise highband excitation system and method
EP1199711A1 (en) 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Encoding of audio signal using bandwidth expansion
ATE338333T1 (de) 2001-04-05 2006-09-15 Koninkl Philips Electronics Nv Zeitskalenmodifikation von signalen mit spezifischem verfahren je nach ermitteltem signaltyp
SE522553C2 (sv) 2001-04-23 2004-02-17 Ericsson Telefon Ab L M Bandbreddsutsträckning av akustiska signaler
WO2003003770A1 (en) 2001-06-26 2003-01-09 Nokia Corporation Method for transcoding audio signals, transcoder, network element, wireless communications network and communications system
US20040243400A1 (en) 2001-09-28 2004-12-02 Klinke Stefano Ambrosius Speech extender and method for estimating a wideband speech signal using a narrowband speech signal
US6988066B2 (en) 2001-10-04 2006-01-17 At&T Corp. Method of bandwidth extension for narrow-band speech
US6895375B2 (en) 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
US7191136B2 (en) 2002-10-01 2007-03-13 Ibiquity Digital Corporation Efficient coding of high frequency signal information in a signal using a linear/non-linear prediction model based on a low pass baseband
US20040138876A1 (en) 2003-01-10 2004-07-15 Nokia Corporation Method and apparatus for artificial bandwidth expansion in speech processing
US7634399B2 (en) 2003-01-30 2009-12-15 Digital Voice Systems, Inc. Voice transcoder
WO2004084182A1 (en) 2003-03-15 2004-09-30 Mindspeed Technologies, Inc. Decomposition of voiced speech for celp speech coding
FR2853174B1 (fr) 2003-03-27 2005-07-08 Schlumberger Systems & Service Systeme de telephone securisee
US20050004793A1 (en) 2003-07-03 2005-01-06 Pasi Ojala Signal adaptation for higher band coding in a codec utilizing band split coding
FI118550B (fi) 2003-07-14 2007-12-14 Nokia Corp Parannettu eksitaatio ylemmän kaistan koodaukselle koodekissa, joka käyttää kaistojen jakoon perustuvia koodausmenetelmiä
US7461003B1 (en) * 2003-10-22 2008-12-02 Tellabs Operations, Inc. Methods and apparatus for improving the quality of speech signals
KR100587953B1 (ko) 2003-12-26 2006-06-08 한국전자통신연구원 대역-분할 광대역 음성 코덱에서의 고대역 오류 은닉 장치 및 그를 이용한 비트스트림 복호화 시스템
CN1950883A (zh) 2004-04-30 2007-04-18 松下电器产业株式会社 可伸缩性解码装置及增强层丢失的隐藏方法
US7630902B2 (en) 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
KR100707174B1 (ko) 2004-12-31 2007-04-13 삼성전자주식회사 광대역 음성 부호화 및 복호화 시스템에서 고대역 음성부호화 및 복호화 장치와 그 방법
DE602005013906D1 (de) 2005-01-31 2009-05-28 Harman Becker Automotive Sys Bandbreitenerweiterung eines schmalbandigen akustischen Signals
US20070147518A1 (en) 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
RU2386179C2 (ru) * 2005-04-01 2010-04-10 Квэлкомм Инкорпорейтед Способ и устройство для кодирования речевых сигналов с расщеплением полосы
UA95776C2 (ru) * 2005-04-01 2011-09-12 Квелкомм Инкорпорейтед Система, способ и устройство генерирования возбуждения в диапазоне высоких частот
TWI324336B (en) 2005-04-22 2010-05-01 Qualcomm Inc Method of signal processing and apparatus for gain factor smoothing
US7707034B2 (en) 2005-05-31 2010-04-27 Microsoft Corporation Audio codec post-filter
JP4604864B2 (ja) 2005-06-14 2011-01-05 沖電気工業株式会社 帯域拡張装置及び不足帯域信号生成器
US20070005351A1 (en) 2005-06-30 2007-01-04 Sathyendra Harsha M Method and system for bandwidth expansion for voice communications
CA2558595C (en) 2005-09-02 2015-05-26 Nortel Networks Limited Method and apparatus for extending the bandwidth of a speech signal
EP1772855B1 (en) 2005-10-07 2013-09-18 Nuance Communications, Inc. Method for extending the spectral bandwidth of a speech signal
ATE528748T1 (de) 2006-01-31 2011-10-15 Nuance Communications Inc Verfahren und entsprechendes system zur erweiterung der spektralen bandbreite eines sprachsignals
ATE520121T1 (de) * 2006-02-22 2011-08-15 France Telecom Verbesserte celp kodierung oder dekodierung eines digitalen audiosignals
US8837446B2 (en) 2006-05-16 2014-09-16 Autonet Mobile, Inc. Mobile router network with rate limiting
KR20070115637A (ko) 2006-06-03 2007-12-06 삼성전자주식회사 대역폭 확장 부호화 및 복호화 방법 및 장치
US8260609B2 (en) * 2006-07-31 2012-09-04 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of inactive frames
HUE068022T2 (hu) 2006-10-25 2024-12-28 Fraunhofer Ges Forschung Eljárás audiójel feldolgozására
US8005671B2 (en) 2006-12-04 2011-08-23 Qualcomm Incorporated Systems and methods for dynamic normalization to reduce loss in precision for low-level signals
EP1947644B1 (en) * 2007-01-18 2019-06-19 Nuance Communications, Inc. Method and apparatus for providing an acoustic signal with extended band-width
JP4984983B2 (ja) 2007-03-09 2012-07-25 富士通株式会社 符号化装置および符号化方法
PT3550564T (pt) 2007-08-27 2020-08-18 Ericsson Telefon Ab L M Análise/síntese espectral de baixa complexidade utilizando resolução temporal selecionável
WO2009056027A1 (en) 2007-11-02 2009-05-07 Huawei Technologies Co., Ltd. An audio decoding method and device
DE102008015702B4 (de) 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
US8433582B2 (en) 2008-02-01 2013-04-30 Motorola Mobility Llc Method and apparatus for estimating high-band energy in a bandwidth extension system
ES2753899T3 (es) 2008-03-04 2020-04-14 Fraunhofer Ges Forschung Mezclado de trenes de datos de entrada y generación de un tren de datos de salida a partir de los mismos
JP2009300707A (ja) 2008-06-13 2009-12-24 Sony Corp 情報処理装置および方法、並びにプログラム
US8768690B2 (en) * 2008-06-20 2014-07-01 Qualcomm Incorporated Coding scheme selection for low-bit-rate applications
KR101395252B1 (ko) 2008-07-11 2014-05-15 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 포락선의 수를 산출하기 위한 장치 및 그 방법
PL2352147T3 (pl) 2008-07-11 2014-02-28 Fraunhofer Ges Forschung Urządzenie i sposób kodowania sygnału audio
WO2010003543A1 (en) 2008-07-11 2010-01-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for calculating bandwidth extension data using a spectral tilt controlling framing
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
US9037474B2 (en) 2008-09-06 2015-05-19 Huawei Technologies Co., Ltd. Method for classifying audio signal into fast signal or slow signal
CA2989886C (en) 2008-12-15 2020-05-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder and bandwidth extension decoder
PL3598446T3 (pl) 2009-01-16 2022-03-28 Dolby International Ab Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
US8463599B2 (en) 2009-02-04 2013-06-11 Motorola Mobility Llc Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder
EP3998606B8 (en) 2009-10-21 2022-12-07 Dolby International AB Oversampling in a combined transposer filter bank
CA2778205C (en) 2009-10-21 2015-11-24 Dolby International Ab Apparatus and method for generating a high frequency audio signal using adaptive oversampling
US8484020B2 (en) 2009-10-23 2013-07-09 Qualcomm Incorporated Determining an upperband signal from a narrowband signal
RU2568278C2 (ru) 2009-11-19 2015-11-20 Телефонактиеболагет Лм Эрикссон (Пабл) Расширение полосы пропускания звукового сигнала нижней полосы
IN2012DN05235A (enExample) 2010-01-08 2015-10-23 Nippon Telegraph & Telephone
CA2800208C (en) 2010-05-25 2016-05-17 Nokia Corporation A bandwidth extender
US8600737B2 (en) 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
US9208792B2 (en) * 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
US8924200B2 (en) 2010-10-15 2014-12-30 Motorola Mobility Llc Audio signal bandwidth extension in CELP-based speech coder
WO2013141638A1 (ko) 2012-03-21 2013-09-26 삼성전자 주식회사 대역폭 확장을 위한 고주파수 부호화/복호화 방법 및 장치
EP2709106A1 (en) 2012-09-17 2014-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal
CN103928029B (zh) 2013-01-11 2017-02-08 华为技术有限公司 音频信号编码和解码方法、音频信号编码和解码装置
US9728200B2 (en) * 2013-01-29 2017-08-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
US9336789B2 (en) * 2013-02-21 2016-05-10 Qualcomm Incorporated Systems and methods for determining an interpolation factor set for synthesizing a speech signal
EP2830063A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for decoding an encoded audio signal
CN104517610B (zh) 2013-09-26 2018-03-06 华为技术有限公司 频带扩展的方法及装置
US10083708B2 (en) 2013-10-11 2018-09-25 Qualcomm Incorporated Estimation of mixing factors to generate high-band excitation signal
KR102271852B1 (ko) 2013-11-02 2021-07-01 삼성전자주식회사 광대역 신호 생성방법 및 장치와 이를 채용하는 기기
CN105765655A (zh) 2013-11-22 2016-07-13 高通股份有限公司 高频带译码中的选择性相位补偿
US9564141B2 (en) 2014-02-13 2017-02-07 Qualcomm Incorporated Harmonic bandwidth extension of audio signals
US9837089B2 (en) 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation
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

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