KR101762225B1 - 에너지 제한 작업을 이용하여 주파수 향상 신호를 발생시키는 장치 및 방법 - Google Patents

에너지 제한 작업을 이용하여 주파수 향상 신호를 발생시키는 장치 및 방법 Download PDF

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KR101762225B1
KR101762225B1 KR1020157022258A KR20157022258A KR101762225B1 KR 101762225 B1 KR101762225 B1 KR 101762225B1 KR 1020157022258 A KR1020157022258 A KR 1020157022258A KR 20157022258 A KR20157022258 A KR 20157022258A KR 101762225 B1 KR101762225 B1 KR 101762225B1
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signal
energy
frequency
enhancement
subband
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KR20150109416A (ko
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사샤 디쉬
랄프 가이거
크리스티안 헴리히
마르쿠스 물트루스
콘스탄틴 슈미트
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베.
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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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination 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
    • 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
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0012—Smoothing of parameters of the decoder interpolation
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0016—Codebook for LPC parameters
    • 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
    • G10L21/0388—Details of processing therefor

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  • Audiology, Speech & Language Pathology (AREA)
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  • Picture Signal Circuits (AREA)
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KR1020157022258A 2013-01-29 2014-01-28 에너지 제한 작업을 이용하여 주파수 향상 신호를 발생시키는 장치 및 방법 Active KR101762225B1 (ko)

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US201361758090P 2013-01-29 2013-01-29
US61/758,090 2013-01-29
PCT/EP2014/051603 WO2014118161A1 (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhancement signal using an energy limitation operation

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Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2899080C (en) 2013-01-29 2018-10-02 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for generating a frequency enhancement signal using an energy limitation operation
TWI557727B (zh) 2013-04-05 2016-11-11 杜比國際公司 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品
US9418671B2 (en) * 2013-08-15 2016-08-16 Huawei Technologies Co., Ltd. Adaptive high-pass post-filter
US10146500B2 (en) * 2016-08-31 2018-12-04 Dts, Inc. Transform-based audio codec and method with subband energy smoothing
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
WO2019245916A1 (en) * 2018-06-19 2019-12-26 Georgetown University Method and system for parametric speech synthesis
EP3671741A1 (en) * 2018-12-21 2020-06-24 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Audio processor and method for generating a frequency-enhanced audio signal using pulse processing
CN109841223B (zh) * 2019-03-06 2020-11-24 深圳大学 一种音频信号处理方法、智能终端及存储介质
EP4226366A2 (en) 2020-10-09 2023-08-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method, or computer program for processing an encoded audio scene using a bandwidth extension
BR112023006087A2 (pt) 2020-10-09 2023-05-09 Fraunhofer Ges Forschung Aparelho, método ou programa de computador para processar uma cena de áudio codificada usando um parâmetro de suavização

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100217606A1 (en) * 2009-02-26 2010-08-26 Kabushiki Kaisha Toshiba Signal bandwidth expanding apparatus
WO2011110031A1 (en) 2010-09-29 2011-09-15 Huawei Technologies Co.,Ltd. Method and device for encoding high frequency signal, and method and device for decoding high frequency signal
WO2012017621A1 (en) * 2010-08-03 2012-02-09 Sony Corporation Signal processing apparatus and method, and program

Family Cites Families (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2009A (en) * 1841-03-18 Improvement in machines for boring war-rockets
US5765127A (en) 1992-03-18 1998-06-09 Sony Corp High efficiency encoding method
US5581653A (en) 1993-08-31 1996-12-03 Dolby Laboratories Licensing Corporation Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder
US20020002455A1 (en) 1998-01-09 2002-01-03 At&T Corporation Core estimator and adaptive gains from signal to noise ratio in a hybrid speech enhancement system
SE0004163D0 (sv) * 2000-11-14 2000-11-14 Coding Technologies Sweden Ab Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
US7197458B2 (en) * 2001-05-10 2007-03-27 Warner Music Group, Inc. Method and system for verifying derivative digital files automatically
DE60327039D1 (de) * 2002-07-19 2009-05-20 Nec Corp Audiodekodierungseinrichtung, dekodierungsverfahren und programm
US7318035B2 (en) 2003-05-08 2008-01-08 Dolby Laboratories Licensing Corporation Audio coding systems and methods using spectral component coupling and spectral component regeneration
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
JP4168976B2 (ja) 2004-05-28 2008-10-22 ソニー株式会社 オーディオ信号符号化装置及び方法
JP4771674B2 (ja) 2004-09-02 2011-09-14 パナソニック株式会社 音声符号化装置、音声復号化装置及びこれらの方法
SE0402652D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Methods for improved performance of prediction based multi- channel reconstruction
US8249861B2 (en) * 2005-04-20 2012-08-21 Qnx Software Systems Limited High frequency compression integration
US8260609B2 (en) 2006-07-31 2012-09-04 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of inactive frames
US8285555B2 (en) 2006-11-21 2012-10-09 Samsung Electronics Co., Ltd. Method, medium, and system scalably encoding/decoding audio/speech
KR101355376B1 (ko) * 2007-04-30 2014-01-23 삼성전자주식회사 고주파수 영역 부호화 및 복호화 방법 및 장치
JP5618826B2 (ja) * 2007-06-14 2014-11-05 ヴォイスエイジ・コーポレーション Ｉｔｕ．ｔ勧告ｇ．７１１と相互運用可能なｐｃｍコーデックにおいてフレーム消失を補償する装置および方法
US8209190B2 (en) 2007-10-25 2012-06-26 Motorola Mobility, Inc. Method and apparatus for generating an enhancement layer within an audio coding system
CN101868821B (zh) * 2007-11-21 2015-09-23 Lg电子株式会社 用于处理信号的方法和装置
US8483854B2 (en) 2008-01-28 2013-07-09 Qualcomm Incorporated Systems, methods, and apparatus for context processing using multiple microphones
DE102008015702B4 (de) * 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
US20090201983A1 (en) * 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
CN101335000B (zh) * 2008-03-26 2010-04-21 华为技术有限公司 编码的方法及装置
CN101281748B (zh) * 2008-05-14 2011-06-15 武汉大学 用编码索引实现的空缺子带填充方法及编码索引生成方法
MY153594A (en) * 2008-07-11 2015-02-27 Fraunhofer Ges Forschung An apparatus and a method for calculating a number of spectral envelopes
EP2144230A1 (en) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme having cascaded switches
KR101182258B1 (ko) * 2008-07-11 2012-09-14 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 기울기 제어 프레이밍을 이용한 대역폭 확장 데이터를 계산하는 장치 및 방법
MX2011000375A (es) 2008-07-11 2011-05-19 Fraunhofer Ges Forschung Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada.
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
US8352279B2 (en) 2008-09-06 2013-01-08 Huawei Technologies Co., Ltd. Efficient temporal envelope coding approach by prediction between low band signal and high band signal
TWI413109B (zh) 2008-10-01 2013-10-21 Dolby Lab Licensing Corp 用於上混系統之解相關器
TWI419148B (zh) 2008-10-08 2013-12-11 Fraunhofer Ges Forschung 多解析度切換音訊編碼／解碼方案
FR2938688A1 (fr) * 2008-11-18 2010-05-21 France Telecom Codage avec mise en forme du bruit dans un codeur hierarchique
RU2523035C2 (ru) * 2008-12-15 2014-07-20 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудио кодер и декодер, увеличивающий полосу частот
PL4053838T3 (pl) * 2008-12-15 2023-11-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
US8153010B2 (en) 2009-01-12 2012-04-10 American Air Liquide, Inc. Method to inhibit scale formation in cooling circuits using carbon dioxide
EP3246919B1 (en) 2009-01-28 2020-08-26 Dolby International AB Improved harmonic transposition
EP2214161A1 (en) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for upmixing a downmix audio signal
JP4945586B2 (ja) * 2009-02-02 2012-06-06 株式会社東芝 信号帯域拡張装置
JP4932917B2 (ja) * 2009-04-03 2012-05-16 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
ES2511390T3 (es) * 2009-04-08 2014-10-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato, procedimiento y programa de computación para mezclar en forma ascendente una señal de audio con mezcla descendente utilizando una suavización de valor de fase
US8392200B2 (en) 2009-04-14 2013-03-05 Qualcomm Incorporated Low complexity spectral band replication (SBR) filterbanks
EP2273493B1 (en) * 2009-06-29 2012-12-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bandwidth extension encoding and decoding
US9026236B2 (en) * 2009-10-21 2015-05-05 Panasonic Intellectual Property Corporation Of America Audio signal processing apparatus, audio coding apparatus, and audio decoding apparatus
US8929568B2 (en) 2009-11-19 2015-01-06 Telefonaktiebolaget L M Ericsson (Publ) Bandwidth extension of a low band audio signal
JP5575977B2 (ja) 2010-04-22 2014-08-20 クゥアルコム・インコーポレイテッド ボイスアクティビティ検出
CN103026407B (zh) * 2010-05-25 2015-08-26 诺基亚公司 带宽扩展器
US9047875B2 (en) * 2010-07-19 2015-06-02 Futurewei Technologies, Inc. Spectrum flatness control for bandwidth extension
JP5833675B2 (ja) * 2011-02-08 2015-12-16 エルジー エレクトロニクス インコーポレイティド 帯域拡張方法及び装置
US8908377B2 (en) * 2011-07-25 2014-12-09 Ibiden Co., Ltd. Wiring board and method for manufacturing the same
US20130259254A1 (en) 2012-03-28 2013-10-03 Qualcomm Incorporated Systems, methods, and apparatus for producing a directional sound field
CA2899080C (en) 2013-01-29 2018-10-02 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for generating a frequency enhancement signal using an energy limitation operation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100217606A1 (en) * 2009-02-26 2010-08-26 Kabushiki Kaisha Toshiba Signal bandwidth expanding apparatus
WO2012017621A1 (en) * 2010-08-03 2012-02-09 Sony Corporation Signal processing apparatus and method, and program
WO2011110031A1 (en) 2010-09-29 2011-09-15 Huawei Technologies Co.,Ltd. Method and device for encoding high frequency signal, and method and device for decoding high frequency signal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
KORNAGEL et al. Techniques for artificial bandwidth extension of telephone speech. Signal Processing, 2006.06.01, Vol.86, no.6, pages 1296-1306.*

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BR112015017632B1 (pt) 2022-06-07
MY172161A (en) 2019-11-15
BR112015017866A2 (pt) 2018-05-08
CA2899072A1 (en) 2014-08-07
MY185159A (en) 2021-04-30
BR112015017866B1 (pt) 2021-12-21
EP2951825B1 (en) 2021-11-24
ZA201506268B (en) 2016-11-30
US9741353B2 (en) 2017-08-22
RU2624104C2 (ru) 2017-06-30
JP6301368B2 (ja) 2018-03-28
EP3136386A1 (en) 2017-03-01
AR094670A1 (es) 2015-08-19
RU2625945C2 (ru) 2017-07-19
TW201443887A (zh) 2014-11-16
EP2951825A1 (en) 2015-12-09
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AU2014211528B2 (en) 2016-10-20
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AR094672A1 (es) 2015-08-19
JP6321684B2 (ja) 2018-05-09
ES2905846T3 (es) 2022-04-12
AU2014211527B2 (en) 2017-03-30
CN105103228A (zh) 2015-11-25
ES2899781T3 (es) 2022-03-14
EP2951826B1 (en) 2022-04-20
KR20150109416A (ko) 2015-10-01
CA2899072C (en) 2017-12-19
MX2015009598A (es) 2015-11-25
PT2951825T (pt) 2022-02-02
TW201435860A (zh) 2014-09-16
BR112015017868B1 (pt) 2022-02-15
JP2016510428A (ja) 2016-04-07
CA2899080C (en) 2018-10-02
BR112015017868A2 (enExample) 2017-08-22
MX351191B (es) 2017-10-04
CN105264601B (zh) 2019-05-31
TWI524332B (zh) 2016-03-01
SG11201505883WA (en) 2015-08-28
MY172710A (en) 2019-12-11
MX346945B (es) 2017-04-06
CA2899080A1 (en) 2014-08-07
KR20150114483A (ko) 2015-10-12
EP2951826A1 (en) 2015-12-09
EP2951827A1 (en) 2015-12-09
CN105103228B (zh) 2019-04-09
US10354665B2 (en) 2019-07-16
ES2914614T3 (es) 2022-06-14
CN105229738A (zh) 2016-01-06
US20150332697A1 (en) 2015-11-19
CN105229738B (zh) 2019-07-26
KR101787497B1 (ko) 2017-10-18
TWI529701B (zh) 2016-04-11
US9552823B2 (en) 2017-01-24
US20150332707A1 (en) 2015-11-19
RU2015136799A (ru) 2017-03-13
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AU2014211529A1 (en) 2015-09-17
JP6289507B2 (ja) 2018-03-07
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HK1218020A1 (en) 2017-01-27
JP2016507080A (ja) 2016-03-07
CA2899078A1 (en) 2014-08-07
RU2015136768A (ru) 2017-03-10
SG11201505908QA (en) 2015-09-29
US20150332706A1 (en) 2015-11-19
KR101757349B1 (ko) 2017-07-14
SG11201505906RA (en) 2015-08-28
BR112015017632A2 (pt) 2018-05-02
AR094671A1 (es) 2015-08-19
WO2014118161A1 (en) 2014-08-07
HK1218019A1 (en) 2017-01-27
CA2899078C (en) 2018-09-25
EP3136386B1 (en) 2021-10-20
RU2608447C1 (ru) 2017-01-18
JP2016510429A (ja) 2016-04-07
US9640189B2 (en) 2017-05-02
WO2014118159A1 (en) 2014-08-07
ZA201506265B (en) 2016-07-27
US20170323651A1 (en) 2017-11-09
MX346944B (es) 2017-04-06
PL2951825T3 (pl) 2022-03-14
MX2015009597A (es) 2015-11-25
KR20150108395A (ko) 2015-09-25

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