BR112012026502A2 - aparelho, método e programa de computador para gerar um sinal de banda larga usando extensão de largura de guiada e extensão de largura de banda cega - Google Patents

aparelho, método e programa de computador para gerar um sinal de banda larga usando extensão de largura de guiada e extensão de largura de banda cega

Info

Publication number
BR112012026502A2
BR112012026502A2 BR112012026502A BR112012026502A BR112012026502A2 BR 112012026502 A2 BR112012026502 A2 BR 112012026502A2 BR 112012026502 A BR112012026502 A BR 112012026502A BR 112012026502 A BR112012026502 A BR 112012026502A BR 112012026502 A2 BR112012026502 A2 BR 112012026502A2
Authority
BR
Brazil
Prior art keywords
extension
program
generating
computer apparatus
broadband signal
Prior art date
Application number
BR112012026502A
Other languages
English (en)
Other versions
BR112012026502A8 (pt
BR112012026502B1 (pt
Inventor
Nagel Frederik
Multrus Markus
Schnell Markus
Neuendorf Max
Original Assignee
Fraunhofer Ges Zur Forderung Der Agewanddten Forschung E V
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 Fraunhofer Ges Zur Forderung Der Agewanddten Forschung E V filed Critical Fraunhofer Ges Zur Forderung Der Agewanddten Forschung E V
Publication of BR112012026502A2 publication Critical patent/BR112012026502A2/pt
Publication of BR112012026502A8 publication Critical patent/BR112012026502A8/pt
Publication of BR112012026502B1 publication Critical patent/BR112012026502B1/pt

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Complex Calculations (AREA)
BR112012026502-4A 2010-04-16 2011-04-14 Aparelho, método para gerar um sinal de banda larga usando extensão de largura de guiada e extensão de largura de banda cega BR112012026502B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US32496210P 2010-04-16 2010-04-16
US61/324,962 2010-04-16
PCT/EP2011/055889 WO2011128399A1 (en) 2010-04-16 2011-04-14 Apparatus, method and computer program for generating a wideband signal using guided bandwidth extension and blind bandwidth extension

Publications (3)

Publication Number Publication Date
BR112012026502A2 true BR112012026502A2 (pt) 2017-12-12
BR112012026502A8 BR112012026502A8 (pt) 2018-07-03
BR112012026502B1 BR112012026502B1 (pt) 2022-10-18

Family

ID=44146894

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012026502-4A BR112012026502B1 (pt) 2010-04-16 2011-04-14 Aparelho, método para gerar um sinal de banda larga usando extensão de largura de guiada e extensão de largura de banda cega

Country Status (13)

Country Link
US (1) US9805735B2 (pt)
EP (1) EP2559032B1 (pt)
JP (1) JP5554876B2 (pt)
KR (1) KR101430335B1 (pt)
CN (1) CN102947882B (pt)
AU (1) AU2011239995B2 (pt)
BR (1) BR112012026502B1 (pt)
CA (1) CA2800613C (pt)
ES (1) ES2719102T3 (pt)
MX (1) MX2012011828A (pt)
RU (1) RU2527735C2 (pt)
TR (1) TR201904117T4 (pt)
WO (1) WO2011128399A1 (pt)

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JP6305694B2 (ja) 2013-05-31 2018-04-04 クラリオン株式会社 信号処理装置及び信号処理方法
CN103413557B (zh) * 2013-07-08 2017-03-15 深圳Tcl新技术有限公司 语音信号带宽扩展的方法和装置
EP2830061A1 (en) 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
US10141004B2 (en) * 2013-08-28 2018-11-27 Dolby Laboratories Licensing Corporation Hybrid waveform-coded and parametric-coded speech enhancement
US9293143B2 (en) * 2013-12-11 2016-03-22 Qualcomm Incorporated Bandwidth extension mode selection
KR102121642B1 (ko) * 2014-03-31 2020-06-10 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 부호화 장치, 복호 장치, 부호화 방법, 복호 방법, 및 프로그램
KR102244612B1 (ko) 2014-04-21 2021-04-26 삼성전자주식회사 무선 통신 시스템에서 음성 데이터를 송신 및 수신하기 위한 장치 및 방법
TW202242853A (zh) 2015-03-13 2022-11-01 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
WO2016180704A1 (en) 2015-05-08 2016-11-17 Dolby International Ab Dialog enhancement complemented with frequency transposition
US10157621B2 (en) * 2016-03-18 2018-12-18 Qualcomm Incorporated Audio signal decoding

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JPH10124088A (ja) * 1996-10-24 1998-05-15 Sony Corp 音声帯域幅拡張装置及び方法
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
SE0001926D0 (sv) * 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
DE10046774A1 (de) 2000-09-21 2002-04-18 Bayer Ag Thermoplastische Formmassen mit speziellen Additivmischungen
SE0004187D0 (sv) * 2000-11-15 2000-11-15 Coding Technologies Sweden Ab Enhancing the performance of coding systems that use high frequency reconstruction methods
US6876968B2 (en) 2001-03-08 2005-04-05 Matsushita Electric Industrial Co., Ltd. Run time synthesizer adaptation to improve intelligibility of synthesized speech
US6895375B2 (en) * 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
JP3870193B2 (ja) * 2001-11-29 2007-01-17 コーディング テクノロジーズ アクチボラゲット 高周波再構成に用いる符号器、復号器、方法及びコンピュータプログラム
US20030187663A1 (en) * 2002-03-28 2003-10-02 Truman Michael Mead Broadband frequency translation for high frequency regeneration
SE0202770D0 (sv) * 2002-09-18 2002-09-18 Coding Technologies Sweden Ab Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks
KR100524065B1 (ko) * 2002-12-23 2005-10-26 삼성전자주식회사 시간-주파수 상관성을 이용한 개선된 오디오 부호화및/또는 복호화 방법과 그 장치
CN1875402B (zh) * 2003-10-30 2012-03-21 皇家飞利浦电子股份有限公司 音频信号编码或解码
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BR122017003818B1 (pt) * 2008-07-11 2024-03-05 Fraunhofer-Gesellschaft zur Föerderung der Angewandten Forschung E.V. Instrumento e método para geração de sinal estendido de largura de banda
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EP2169670B1 (en) * 2008-09-25 2016-07-20 LG Electronics Inc. An apparatus for processing an audio signal and method thereof
EP2239732A1 (en) * 2009-04-09 2010-10-13 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Apparatus and method for generating a synthesis audio signal and for encoding an audio signal
PL3998606T3 (pl) * 2009-10-21 2023-03-06 Dolby International Ab Nadrpóbkowanie w połączonym banku filtrów modułu transpozycji

Also Published As

Publication number Publication date
AU2011239995B2 (en) 2014-01-16
CA2800613A1 (en) 2011-10-20
RU2012143970A (ru) 2014-05-27
TR201904117T4 (tr) 2019-05-21
EP2559032A1 (en) 2013-02-20
KR101430335B1 (ko) 2014-08-13
JP5554876B2 (ja) 2014-07-23
KR20130018847A (ko) 2013-02-25
CN102947882B (zh) 2015-06-17
US9805735B2 (en) 2017-10-31
BR112012026502A8 (pt) 2018-07-03
MX2012011828A (es) 2013-02-27
WO2011128399A1 (en) 2011-10-20
BR112012026502B1 (pt) 2022-10-18
ES2719102T3 (es) 2019-07-08
CN102947882A (zh) 2013-02-27
CA2800613C (en) 2016-05-03
US20130041673A1 (en) 2013-02-14
JP2013525833A (ja) 2013-06-20
EP2559032B1 (en) 2019-01-30
RU2527735C2 (ru) 2014-09-10

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Legal Events

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B15I Others concerning applications: loss of priority
B12F Other appeals [chapter 12.6 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09T Decision of refusal: decision cancelled [chapter 9.2.1 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 9.2 NA RPI NO 2578 DE 02/06/2020 POR TER SIDO INDEVIDA.

B350 Update of information on the portal [chapter 15.35 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 14/04/2011, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO.