BRPI1005311A2 - equipamento, método e programa de compurador para manipular um sinal de áudio cpmpreendendo um evento tranciente - Google Patents

equipamento, método e programa de compurador para manipular um sinal de áudio cpmpreendendo um evento tranciente

Info

Publication number
BRPI1005311A2
BRPI1005311A2 BRPI1005311A BRPI1005311A BRPI1005311A2 BR PI1005311 A2 BRPI1005311 A2 BR PI1005311A2 BR PI1005311 A BRPI1005311 A BR PI1005311A BR PI1005311 A BRPI1005311 A BR PI1005311A BR PI1005311 A2 BRPI1005311 A2 BR PI1005311A2
Authority
BR
Brazil
Prior art keywords
manipulating
program
audio signal
computer equipment
transient event
Prior art date
Application number
BRPI1005311A
Other languages
English (en)
Inventor
Walther Andreas
nagel Frederick
Fuchs Guillaume
Popp Harald
Lecomte Jérémie
Wik Tilo
Original Assignee
Fraunhofer Ges Zur Foerderung Der Angewandten Ten 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 Foerderung Der Angewandten Ten Forschung E V filed Critical Fraunhofer Ges Zur Foerderung Der Angewandten Ten Forschung E V
Publication of BRPI1005311A2 publication Critical patent/BRPI1005311A2/pt
Publication of BRPI1005311B1 publication Critical patent/BRPI1005311B1/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
    • G10L21/04—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
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching
    • 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
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Studio Circuits (AREA)
  • Television Signal Processing For Recording (AREA)
  • Studio Devices (AREA)
BRPI1005311-5A 2009-01-30 2010-01-05 Equipamento e método para manipular um sinal de áudio compreendendo um evento transiente BRPI1005311B1 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US14875909P 2009-01-30 2009-01-30
US61/148,759 2009-01-30
US23156309P 2009-08-05 2009-08-05
US61/231,563 2009-08-05
EP09012410.8 2009-09-30
EP09012410A EP2214165A3 (en) 2009-01-30 2009-09-30 Apparatus, method and computer program for manipulating an audio signal comprising a transient event
PCT/EP2010/050042 WO2010086194A2 (en) 2009-01-30 2010-01-05 Apparatus, method and computer program for manipulating an audio signal comprising a transient event

Publications (2)

Publication Number Publication Date
BRPI1005311A2 true BRPI1005311A2 (pt) 2018-03-27
BRPI1005311B1 BRPI1005311B1 (pt) 2020-12-01

Family

ID=42040618

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1005311-5A BRPI1005311B1 (pt) 2009-01-30 2010-01-05 Equipamento e método para manipular um sinal de áudio compreendendo um evento transiente

Country Status (14)

Country Link
US (1) US9230557B2 (pt)
EP (2) EP2214165A3 (pt)
JP (1) JP5325307B2 (pt)
KR (1) KR101317479B1 (pt)
CN (1) CN102341847B (pt)
AR (1) AR075164A1 (pt)
AU (1) AU2010209943B2 (pt)
BR (1) BRPI1005311B1 (pt)
CA (1) CA2751205C (pt)
ES (1) ES2566927T3 (pt)
MX (1) MX2011008004A (pt)
RU (1) RU2543309C2 (pt)
TW (1) TWI493541B (pt)
WO (1) WO2010086194A2 (pt)

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Also Published As

Publication number Publication date
CA2751205A1 (en) 2010-08-05
AU2010209943A1 (en) 2011-08-25
WO2010086194A3 (en) 2011-09-29
RU2543309C2 (ru) 2015-02-27
KR101317479B1 (ko) 2013-10-11
TWI493541B (zh) 2015-07-21
CN102341847A (zh) 2012-02-01
JP5325307B2 (ja) 2013-10-23
EP2392004B1 (en) 2015-12-30
ES2566927T3 (es) 2016-04-18
EP2214165A2 (en) 2010-08-04
CA2751205C (en) 2016-05-17
EP2392004A2 (en) 2011-12-07
US9230557B2 (en) 2016-01-05
JP2012516460A (ja) 2012-07-19
BRPI1005311B1 (pt) 2020-12-01
RU2011133694A (ru) 2013-03-10
US20120051549A1 (en) 2012-03-01
WO2010086194A2 (en) 2010-08-05
AR075164A1 (es) 2011-03-16
HK1162080A1 (zh) 2012-08-17
AU2010209943B2 (en) 2014-05-15
EP2214165A3 (en) 2010-09-15
KR20110119745A (ko) 2011-11-02
MX2011008004A (es) 2011-08-15
CN102341847B (zh) 2014-01-08
TW201103009A (en) 2011-01-16

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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]
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

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