KR20130007439A - 신호 처리 장치, 신호 처리 방법 및 프로그램 - Google Patents

신호 처리 장치, 신호 처리 방법 및 프로그램 Download PDF

Info

Publication number
KR20130007439A
KR20130007439A KR1020120065596A KR20120065596A KR20130007439A KR 20130007439 A KR20130007439 A KR 20130007439A KR 1020120065596 A KR1020120065596 A KR 1020120065596A KR 20120065596 A KR20120065596 A KR 20120065596A KR 20130007439 A KR20130007439 A KR 20130007439A
Authority
KR
South Korea
Prior art keywords
sound
audio signal
pass filter
sound quality
signal
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
KR1020120065596A
Other languages
English (en)
Korean (ko)
Inventor
다까오 후꾸이
아야따까 니시오
Original Assignee
소니 주식회사
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 소니 주식회사 filed Critical 소니 주식회사
Publication of KR20130007439A publication Critical patent/KR20130007439A/ko
Withdrawn legal-status Critical Current

Links

Images

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
    • G10L21/04—Time compression or expansion
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • 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
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
KR1020120065596A 2011-06-27 2012-06-19 신호 처리 장치, 신호 처리 방법 및 프로그램 Withdrawn KR20130007439A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011141566A JP2013007944A (ja) 2011-06-27 2011-06-27 信号処理装置、信号処理方法、及び、プログラム
JPJP-P-2011-141566 2011-06-27

Publications (1)

Publication Number Publication Date
KR20130007439A true KR20130007439A (ko) 2013-01-18

Family

ID=46298244

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120065596A Withdrawn KR20130007439A (ko) 2011-06-27 2012-06-19 신호 처리 장치, 신호 처리 방법 및 프로그램

Country Status (6)

Country Link
US (1) US9324334B2 (enExample)
EP (1) EP2541548A3 (enExample)
JP (1) JP2013007944A (enExample)
KR (1) KR20130007439A (enExample)
CN (1) CN102855879A (enExample)
TW (1) TW201317984A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103377643B (zh) * 2012-04-26 2017-02-15 富泰华工业（深圳）有限公司 字体调整系统及方法
US9361903B2 (en) * 2013-08-22 2016-06-07 Microsoft Technology Licensing, Llc Preserving privacy of a conversation from surrounding environment using a counter signal
CN105764002B (zh) 2014-12-17 2019-10-01 南宁富桂精密工业有限公司 音频信号处理电路
US10477314B2 (en) * 2017-03-20 2019-11-12 Bambu Tech, Inc. Dynamic audio enhancement using an all-pass filter
US12170092B2 (en) 2019-03-05 2024-12-17 Sony Group Corporation Signal processing device, method, and program
US12149911B2 (en) 2020-02-25 2024-11-19 Sony Group Corporation Signal processing apparatus, signal processing method, and program
CN113176592B (zh) * 2021-06-30 2021-09-07 中国人民解放军国防科技大学 导航接收机射频前端群时延特性均衡设计方法及装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW447193B (en) * 1996-12-09 2001-07-21 Matsushita Electric Industrial Co Ltd Signal processing device
JP3576935B2 (ja) * 2000-07-21 2004-10-13 株式会社ケンウッド 周波数間引き装置、周波数間引き方法及び記録媒体
US7447631B2 (en) * 2002-06-17 2008-11-04 Dolby Laboratories Licensing Corporation Audio coding system using spectral hole filling
WO2006001301A1 (ja) * 2004-06-25 2006-01-05 Evolvable Systems Research Institute Inc. 伝送装置および伝送方法
US20090052681A1 (en) * 2004-10-15 2009-02-26 Koninklijke Philips Electronics, N.V. System and a method of processing audio data, a program element, and a computer-readable medium
US8243864B2 (en) * 2004-11-19 2012-08-14 Qualcomm, Incorporated Noise reduction filtering in a wireless communication system
KR100739691B1 (ko) * 2005-02-05 2007-07-13 삼성전자주식회사 음장 효과 재생을 위한 사운드 초기 반사음 재생 장치 및방법
CN1719512B (zh) * 2005-07-15 2010-09-29 北京中星微电子有限公司 数字音频混响模拟系统以及数字音频混响模拟方法
WO2007010785A1 (ja) * 2005-07-15 2007-01-25 Matsushita Electric Industrial Co., Ltd. オーディオデコーダ
KR100739776B1 (ko) * 2005-09-22 2007-07-13 삼성전자주식회사 입체 음향 생성 방법 및 장치
JP4641272B2 (ja) * 2006-03-08 2011-03-02 シャープ株式会社 デジタルデータ復号化装置
JP4175376B2 (ja) * 2006-03-30 2008-11-05 ヤマハ株式会社 オーディオ信号処理装置、オーディオ信号処理方法、及びオーディオ信号処理プログラム
JP5141180B2 (ja) 2006-11-09 2013-02-13 ソニー株式会社 周波数帯域拡大装置及び周波数帯域拡大方法、再生装置及び再生方法、並びに、プログラム及び記録媒体
JP5010391B2 (ja) * 2007-08-17 2012-08-29 ザインエレクトロニクス株式会社 画像信号処理装置
US20090086982A1 (en) * 2007-09-28 2009-04-02 Qualcomm Incorporated Crosstalk cancellation for closely spaced speakers
DE102008015702B4 (de) * 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
US20100027799A1 (en) * 2008-07-31 2010-02-04 Sony Ericsson Mobile Communications Ab Asymmetrical delay audio crosstalk cancellation systems, methods and electronic devices including the same
EP2320563A4 (en) * 2008-08-07 2012-04-11 Kyocera Corp POWER SUPPLY DEVICE AND TRANSMISSION DEVICE AND COMMUNICATION DEVICE WITH THESE
US20100066442A1 (en) * 2008-09-15 2010-03-18 Fenghao Mu Method and Apparatus for Tunable Current-Mode Filtering
US20110065408A1 (en) * 2009-09-17 2011-03-17 Peter Kenington Mismatched delay based interference cancellation device and method
JP2011141566A (ja) 2011-04-04 2011-07-21 Mitsubishi Chemicals Corp 画像形成方法及び画像形成装置

Also Published As

Publication number Publication date
US20120328123A1 (en) 2012-12-27
JP2013007944A (ja) 2013-01-10
EP2541548A3 (en) 2014-05-21
CN102855879A (zh) 2013-01-02
EP2541548A2 (en) 2013-01-02
US9324334B2 (en) 2016-04-26
TW201317984A (zh) 2013-05-01

Similar Documents

Publication Publication Date Title
JP6778781B2 (ja) エンコードされたオーディオ拡張メタデータベースのダイナミックレンジ制御
JP3646938B1 (ja) オーディオ復号化装置およびオーディオ復号化方法
KR101849612B1 (ko) 새로운 미디어 장치 상에 내장된 라우드니스 메타데이터를 갖거나 또는 갖지 않고 미디어의 정규화된 오디오 재생을 위한 방법 및 장치
CN100381016C (zh) 信号处理装置、信号处理方法
JP4939933B2 (ja) オーディオ信号符号化装置及びオーディオ信号復号化装置
KR20130007439A (ko) 신호 처리 장치, 신호 처리 방법 및 프로그램
US9913036B2 (en) Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
EP2610867B1 (en) Audio reproducing device and audio reproducing method
JP2013093772A (ja) 信号処理装置
TWI404050B (zh) 多聲道音頻信號解碼方法與裝置
KR100763919B1 (ko) 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2 채널의 바이노럴 신호로 복호화하는 방법 및 장치
US20230085013A1 (en) Multi-channel decomposition and harmonic synthesis
US9075697B2 (en) Parallel digital filtering of an audio channel
JP5556673B2 (ja) 音声信号補正装置、音声信号補正方法及びプログラム
JP2006086558A (ja) 音声処理方法および音声処理装置
HK1196198B (en) Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
JP2015038623A (ja) オーディオ再生装置及びオーディオ再生方法

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20120619

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid