BRPI0512160A - método, dispositivo, sistema e programa de computador para expandir os sinais de fala de banda estreita para os sinais de fala de banda larga, dispositivo de comunicação configurado para receber os sinais de banda larga - Google Patents

método, dispositivo, sistema e programa de computador para expandir os sinais de fala de banda estreita para os sinais de fala de banda larga, dispositivo de comunicação configurado para receber os sinais de banda larga

Info

Publication number
BRPI0512160A
BRPI0512160A BRPI0512160-4A BRPI0512160A BRPI0512160A BR PI0512160 A BRPI0512160 A BR PI0512160A BR PI0512160 A BRPI0512160 A BR PI0512160A BR PI0512160 A BRPI0512160 A BR PI0512160A
Authority
BR
Brazil
Prior art keywords
signals
speech signals
broadband
program
signal
Prior art date
Application number
BRPI0512160-4A
Other languages
English (en)
Inventor
Laura Laaksonen
Paivi Valve
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Publication of BRPI0512160A publication Critical patent/BRPI0512160A/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
    • 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
    • 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
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Noise Elimination (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Telephonic Communication Services (AREA)
  • Prostheses (AREA)

Abstract

MéTODO, DISPOSITIVO, SISTEMA E PROGRAMA DE COMPUTADOR PARA EXPANDIR OS SINAIS DE FALA DE BANDA ESTREITA PARA OS SINAIS DE FALA DE BANDA LARGA, DISPOSITIVO DE COMUNICAçãO CONFIGURADO PARA RECEBER OS SINAIS DE BANDA LARGA. Método, dispositivo, sistema, e produto de programa de computador expandem os sinais de fala de banda estreita para os sinais de fala de banda larga. O método inclui determinar a informação do tipo de sinal, obter as características para formar o sinal de banda superior usando a informação do tipo de sinal determinada, determinar a informação de ruído de sinal, usar a informação do ruído de sinal determinada para modificar as características obtidas para formar o sinal de banda superior, e formar o sinal de banda superior usando as características modificadas.
BRPI0512160-4A 2004-05-25 2005-05-25 método, dispositivo, sistema e programa de computador para expandir os sinais de fala de banda estreita para os sinais de fala de banda larga, dispositivo de comunicação configurado para receber os sinais de banda larga BRPI0512160A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/853,820 US8712768B2 (en) 2004-05-25 2004-05-25 System and method for enhanced artificial bandwidth expansion
PCT/IB2005/001416 WO2005115077A2 (en) 2004-05-25 2005-05-25 System and method for enhanced artificial bandwidth expansion

Publications (1)

Publication Number Publication Date
BRPI0512160A true BRPI0512160A (pt) 2008-02-12

Family

ID=35426530

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0512160-4A BRPI0512160A (pt) 2004-05-25 2005-05-25 método, dispositivo, sistema e programa de computador para expandir os sinais de fala de banda estreita para os sinais de fala de banda larga, dispositivo de comunicação configurado para receber os sinais de banda larga

Country Status (9)

Country Link
US (1) US8712768B2 (pt)
EP (1) EP1766615B1 (pt)
KR (1) KR100909679B1 (pt)
CN (1) CN1985304B (pt)
AT (1) ATE437432T1 (pt)
BR (1) BRPI0512160A (pt)
DE (1) DE602005015588D1 (pt)
ES (1) ES2329060T3 (pt)
WO (1) WO2005115077A2 (pt)

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US7546237B2 (en) * 2005-12-23 2009-06-09 Qnx Software Systems (Wavemakers), Inc. Bandwidth extension of narrowband speech
KR100905585B1 (ko) * 2007-03-02 2009-07-02 삼성전자주식회사 음성신호의 대역폭 확장 제어 방법 및 장치
JP5126145B2 (ja) * 2009-03-30 2013-01-23 沖電気工業株式会社 帯域拡張装置、方法及びプログラム、並びに、電話端末
EP2444966B1 (en) * 2009-06-19 2019-07-10 Fujitsu Limited Audio signal processing device and audio signal processing method
JP5493655B2 (ja) * 2009-09-29 2014-05-14 沖電気工業株式会社 音声帯域拡張装置および音声帯域拡張プログラム
US8670980B2 (en) * 2009-10-26 2014-03-11 Panasonic Corporation Tone determination device and method
CN101763859A (zh) * 2009-12-16 2010-06-30 深圳华为通信技术有限公司 音频数据处理方法、装置和多点控制单元
US8538035B2 (en) 2010-04-29 2013-09-17 Audience, Inc. Multi-microphone robust noise suppression
US8473287B2 (en) 2010-04-19 2013-06-25 Audience, Inc. Method for jointly optimizing noise reduction and voice quality in a mono or multi-microphone system
US8798290B1 (en) 2010-04-21 2014-08-05 Audience, Inc. Systems and methods for adaptive signal equalization
US8781137B1 (en) 2010-04-27 2014-07-15 Audience, Inc. Wind noise detection and suppression
US9245538B1 (en) * 2010-05-20 2016-01-26 Audience, Inc. Bandwidth enhancement of speech signals assisted by noise reduction
CA2800208C (en) * 2010-05-25 2016-05-17 Nokia Corporation A bandwidth extender
US8447596B2 (en) 2010-07-12 2013-05-21 Audience, Inc. Monaural noise suppression based on computational auditory scene analysis
JP5589631B2 (ja) * 2010-07-15 2014-09-17 富士通株式会社 音声処理装置、音声処理方法および電話装置
KR101826331B1 (ko) * 2010-09-15 2018-03-22 삼성전자주식회사 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법
CN102436820B (zh) 2010-09-29 2013-08-28 华为技术有限公司 高频带信号编码方法及装置、高频带信号解码方法及装置
CN102610231B (zh) 2011-01-24 2013-10-09 华为技术有限公司 一种带宽扩展方法及装置
US20140226842A1 (en) * 2011-05-23 2014-08-14 Nokia Corporation Spatial audio processing apparatus
CN105190748B (zh) * 2013-01-29 2019-11-01 弗劳恩霍夫应用研究促进协会 音频编码器、音频解码器、系统、方法及存储介质
KR101864122B1 (ko) 2014-02-20 2018-06-05 삼성전자주식회사 전자 장치 및 전자 장치의 제어 방법
KR102318763B1 (ko) 2014-08-28 2021-10-28 삼성전자주식회사 기능 제어 방법 및 이를 지원하는 전자 장치
KR102372188B1 (ko) * 2015-05-28 2022-03-08 삼성전자주식회사 오디오 신호의 잡음을 제거하기 위한 방법 및 그 전자 장치

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Also Published As

Publication number Publication date
WO2005115077A3 (en) 2006-03-16
US8712768B2 (en) 2014-04-29
KR20070022338A (ko) 2007-02-26
WO2005115077A2 (en) 2005-12-08
DE602005015588D1 (de) 2009-09-03
KR100909679B1 (ko) 2009-07-29
CN1985304A (zh) 2007-06-20
US20050267741A1 (en) 2005-12-01
ES2329060T3 (es) 2009-11-20
ATE437432T1 (de) 2009-08-15
EP1766615A2 (en) 2007-03-28
CN1985304B (zh) 2011-06-22
EP1766615B1 (en) 2009-07-22

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11N Dismissal: publication cancelled [chapter 11.14 patent gazette]

Free format text: REFERENTE A RPI 2048 DE 06/04/2010.

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 8A, 9A, 10A E 11A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]