PL3602552T3 - Urządzenie i sposób określania wcześniej ustalonej cechy związanej z przetwarzaniem sztucznego ograniczenia szerokości pasma sygnału audio - Google Patents

Urządzenie i sposób określania wcześniej ustalonej cechy związanej z przetwarzaniem sztucznego ograniczenia szerokości pasma sygnału audio

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Publication number
PL3602552T3
PL3602552T3 PL18714686.5T PL18714686T PL3602552T3 PL 3602552 T3 PL3602552 T3 PL 3602552T3 PL 18714686 T PL18714686 T PL 18714686T PL 3602552 T3 PL3602552 T3 PL 3602552T3
Authority
PL
Poland
Prior art keywords
determining
audio signal
predetermined characteristic
bandwidth limitation
characteristic related
Prior art date
Application number
PL18714686.5T
Other languages
English (en)
Inventor
Patrick Gampp
Christian Uhle
Sascha Disch
Antonios KARAMPOURNIOTIS
Julia HAVENSTEIN
Oliver Hellmuth
Jürgen HERRE
Peter Prokein
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten 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-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL3602552T3 publication Critical patent/PL3602552T3/pl

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
    • G10L19/0204—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 using subband decomposition
    • G10L19/0208—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
    • 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
    • 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
    • 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
    • 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
    • G10L21/0232—Processing in the frequency domain
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Auxiliary Devices For Music (AREA)
  • Stereophonic System (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuit For Audible Band Transducer (AREA)
PL18714686.5T 2017-03-31 2018-03-29 Urządzenie i sposób określania wcześniej ustalonej cechy związanej z przetwarzaniem sztucznego ograniczenia szerokości pasma sygnału audio PL3602552T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP17164360 2017-03-31
EP17189992.5A EP3382702A1 (en) 2017-03-31 2017-09-07 Apparatus and method for determining a predetermined characteristic related to an artificial bandwidth limitation processing of an audio signal
PCT/EP2018/025081 WO2018177610A1 (en) 2017-03-31 2018-03-29 Apparatus and method for determining a predetermined characteristic related to an artificial bandwidth limitation processing of an audio signal

Publications (1)

Publication Number Publication Date
PL3602552T3 true PL3602552T3 (pl) 2022-11-21

Family

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Family Applications (3)

Application Number Title Priority Date Filing Date
PL18714686.5T PL3602552T3 (pl) 2017-03-31 2018-03-29 Urządzenie i sposób określania wcześniej ustalonej cechy związanej z przetwarzaniem sztucznego ograniczenia szerokości pasma sygnału audio
PL18714687.3T PL3602553T3 (pl) 2017-03-31 2018-03-29 Urządzenie i sposób przetwarzania sygnału audio
PL18714688.1T PL3602555T3 (pl) 2017-03-31 2018-03-29 Urządzenie i sposób określania ustalonej z góry charakterystyki powiązanej z przetwarzaniem wzmocnienia widmowego sygnału audio

Family Applications After (2)

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PL18714687.3T PL3602553T3 (pl) 2017-03-31 2018-03-29 Urządzenie i sposób przetwarzania sygnału audio
PL18714688.1T PL3602555T3 (pl) 2017-03-31 2018-03-29 Urządzenie i sposób określania ustalonej z góry charakterystyki powiązanej z przetwarzaniem wzmocnienia widmowego sygnału audio

Country Status (13)

Country Link
US (3) US12175988B2 (pl)
EP (6) EP3382703A1 (pl)
JP (4) JP6896881B2 (pl)
KR (3) KR102426636B1 (pl)
CN (3) CN110914902B (pl)
AU (4) AU2018246838A1 (pl)
BR (1) BR112019020523A2 (pl)
CA (2) CA3058353C (pl)
ES (3) ES2933500T3 (pl)
MX (3) MX2019011522A (pl)
PL (3) PL3602552T3 (pl)
RU (3) RU2733278C1 (pl)
WO (3) WO2018177610A1 (pl)

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CN110914902A (zh) 2020-03-24
US20200020347A1 (en) 2020-01-16
BR112019020357A2 (pt) 2020-04-28
CA3057897A1 (en) 2018-10-04
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