BRPI0917953A2 - dispositivo de atenuação espectral, dispositivo de codificação, dispositivo de decodoficação, dispositivo terminal de comunicação, dispositivo de estação base e método de atenuação espectral - Google Patents

dispositivo de atenuação espectral, dispositivo de codificação, dispositivo de decodoficação, dispositivo terminal de comunicação, dispositivo de estação base e método de atenuação espectral

Info

Publication number
BRPI0917953A2
BRPI0917953A2 BRPI0917953A BRPI0917953A BRPI0917953A2 BR PI0917953 A2 BRPI0917953 A2 BR PI0917953A2 BR PI0917953 A BRPI0917953 A BR PI0917953A BR PI0917953 A BRPI0917953 A BR PI0917953A BR PI0917953 A2 BRPI0917953 A2 BR PI0917953A2
Authority
BR
Brazil
Prior art keywords
spectral attenuation
base station
communication terminal
coding
decoding
Prior art date
Application number
BRPI0917953A
Other languages
English (en)
Inventor
Hiroyuki Ehara
Masahiro Oshikiri
Tomofumi Yamanashi
Toshiyuki Morii
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Publication of BRPI0917953A2 publication Critical patent/BRPI0917953A2/pt
Publication of BRPI0917953B1 publication Critical patent/BRPI0917953B1/pt

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
    • G10L19/002Dynamic bit allocation
    • 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
    • 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
    • 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
    • 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
    • G10L19/0212Speech 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 orthogonal transformation
    • 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/24Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BRPI0917953-4A 2008-08-08 2009-08-07 Aparelho de atenuação de espectro, aparelho de codificação, aparelho terminal de comunicação, aparelho de estação base e método de atenuação de espectro. BRPI0917953B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2008-205645 2008-08-08
JP2008205645 2008-08-08
JP2009-096222 2009-04-10
JP2009096222 2009-04-10
PCT/JP2009/003799 WO2010016271A1 (ja) 2008-08-08 2009-08-07 スペクトル平滑化装置、符号化装置、復号装置、通信端末装置、基地局装置及びスペクトル平滑化方法

Publications (2)

Publication Number Publication Date
BRPI0917953A2 true BRPI0917953A2 (pt) 2015-11-10
BRPI0917953B1 BRPI0917953B1 (pt) 2020-03-24

Family

ID=41663498

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0917953-4A BRPI0917953B1 (pt) 2008-08-08 2009-08-07 Aparelho de atenuação de espectro, aparelho de codificação, aparelho terminal de comunicação, aparelho de estação base e método de atenuação de espectro.

Country Status (11)

Country Link
US (1) US8731909B2 (pt)
EP (1) EP2320416B1 (pt)
JP (1) JP5419876B2 (pt)
KR (1) KR101576318B1 (pt)
CN (1) CN102099855B (pt)
BR (1) BRPI0917953B1 (pt)
DK (1) DK2320416T3 (pt)
ES (1) ES2452300T3 (pt)
MX (1) MX2011001253A (pt)
RU (1) RU2510536C9 (pt)
WO (1) WO2010016271A1 (pt)

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JP5850216B2 (ja) 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP5609737B2 (ja) 2010-04-13 2014-10-22 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
ES2484795T3 (es) 2010-07-19 2014-08-12 Dolby International Ab Procesamiento de señales de audio durante la reconstrucción de alta frecuencia
JP6075743B2 (ja) 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
JP5707842B2 (ja) 2010-10-15 2015-04-30 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
EP2720222A1 (en) 2012-10-10 2014-04-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns
US9319790B2 (en) * 2012-12-26 2016-04-19 Dts Llc Systems and methods of frequency response correction for consumer electronic devices
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KR102356012B1 (ko) 2013-12-27 2022-01-27 소니그룹주식회사 복호화 장치 및 방법, 및 프로그램
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JP6439843B2 (ja) * 2017-09-14 2018-12-19 ソニー株式会社 信号処理装置および方法、並びにプログラム
EP3786948A1 (en) * 2019-08-28 2021-03-03 Fraunhofer Gesellschaft zur Förderung der Angewand Time-varying time-frequency tilings using non-uniform orthogonal filterbanks based on mdct analysis/synthesis and tdar
EP4122217B1 (en) 2020-03-20 2025-05-07 Dolby International AB Bass enhancement for loudspeakers

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Also Published As

Publication number Publication date
RU2510536C9 (ru) 2015-09-10
CN102099855B (zh) 2012-09-26
US20110137643A1 (en) 2011-06-09
BRPI0917953B1 (pt) 2020-03-24
JPWO2010016271A1 (ja) 2012-01-19
EP2320416A1 (en) 2011-05-11
KR20110049789A (ko) 2011-05-12
DK2320416T3 (da) 2014-05-26
EP2320416A4 (en) 2012-08-22
CN102099855A (zh) 2011-06-15
RU2011104350A (ru) 2012-09-20
WO2010016271A1 (ja) 2010-02-11
KR101576318B1 (ko) 2015-12-09
US8731909B2 (en) 2014-05-20
RU2510536C2 (ru) 2014-03-27
EP2320416B1 (en) 2014-03-05
MX2011001253A (es) 2011-03-21
ES2452300T3 (es) 2014-03-31
JP5419876B2 (ja) 2014-02-19

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Legal Events

Date Code Title Description
B15I Others concerning applications: loss of priority

Free format text: PERDA DA PRIORIDADE JP 2008-205645 DE 08/08/2008, CONFORME AS DISPOSICOES PREVISTAS NA LEI 9.279 DE 14/05/1996 (LPI) ART. 16 7O E NO ART. 28 DO ATO NORMATIVO 128/1997, POR NAO ATENDER AO DISPOSTO NO ART. 27 DO ATO NORMATIVO 128/1997, POIS NAO FOI APRESENTADA CESSAO DA REFERIDA PRIORIDADE, QUE POSSUI DEPOSITANTE DIFERENTE DO DEPOSITANTE DA FASE NACIONAL.

B12F Other appeals [chapter 12.6 patent gazette]
B25A Requested transfer of rights approved

Owner name: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AME

B15K Others concerning applications: alteration of classification

Ipc: G10L 19/02 (2013.01), G10L 19/24 (2013.01), G10L 2

B25A Requested transfer of rights approved

Owner name: FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. (DE)

Owner name: FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWAN

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]
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: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/03/2020, OBSERVADAS AS CONDICOES LEGAIS.