EP4134954C0 - Procédé et dispositif d'amélioration du signal audio - Google Patents

Procédé et dispositif d'amélioration du signal audio

Info

Publication number
EP4134954C0
EP4134954C0 EP21190351.3A EP21190351A EP4134954C0 EP 4134954 C0 EP4134954 C0 EP 4134954C0 EP 21190351 A EP21190351 A EP 21190351A EP 4134954 C0 EP4134954 C0 EP 4134954C0
Authority
EP
European Patent Office
Prior art keywords
improving
audio signal
audio
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.)
Active
Application number
EP21190351.3A
Other languages
German (de)
English (en)
Other versions
EP4134954B1 (fr
EP4134954A1 (fr
Inventor
Markus Vieweg
Dr Bernd Dominik Schäfer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Optimic GmbH
Original Assignee
Optimic GmbH
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 Optimic GmbH filed Critical Optimic GmbH
Priority to EP21190351.3A priority Critical patent/EP4134954B1/fr
Publication of EP4134954A1 publication Critical patent/EP4134954A1/fr
Application granted granted Critical
Publication of EP4134954B1 publication Critical patent/EP4134954B1/fr
Publication of EP4134954C0 publication Critical patent/EP4134954C0/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • 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
    • G10L25/78—Detection of presence or absence of voice signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
    • H04R2227/007—Electronic adaptation of audio signals to reverberation of the listening space for PA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
    • H04R2227/009—Signal processing in [PA] systems to enhance the speech intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
EP21190351.3A 2021-08-09 2021-08-09 Procédé et dispositif d'amélioration du signal audio Active EP4134954B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP21190351.3A EP4134954B1 (fr) 2021-08-09 2021-08-09 Procédé et dispositif d'amélioration du signal audio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21190351.3A EP4134954B1 (fr) 2021-08-09 2021-08-09 Procédé et dispositif d'amélioration du signal audio

Publications (3)

Publication Number Publication Date
EP4134954A1 EP4134954A1 (fr) 2023-02-15
EP4134954B1 EP4134954B1 (fr) 2023-08-02
EP4134954C0 true EP4134954C0 (fr) 2023-08-02

Family

ID=77264991

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21190351.3A Active EP4134954B1 (fr) 2021-08-09 2021-08-09 Procédé et dispositif d'amélioration du signal audio

Country Status (1)

Country Link
EP (1) EP4134954B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6295364B1 (en) * 1998-03-30 2001-09-25 Digisonix, Llc Simplified communication system
US7813931B2 (en) * 2005-04-20 2010-10-12 QNX Software Systems, Co. System for improving speech quality and intelligibility with bandwidth compression/expansion
GB2432091B (en) * 2005-10-20 2009-06-17 Protec Fire Detection Plc Improvements to a public address system having zone isolator circuits
WO2008106036A2 (fr) * 2007-02-26 2008-09-04 Dolby Laboratories Licensing Corporation Enrichissement vocal en audio de loisir
GB2520048B (en) * 2013-11-07 2018-07-11 Toshiba Res Europe Limited Speech processing system
JP6386237B2 (ja) * 2014-02-28 2018-09-05 国立研究開発法人情報通信研究機構 音声明瞭化装置及びそのためのコンピュータプログラム

Also Published As

Publication number Publication date
EP4134954B1 (fr) 2023-08-02
EP4134954A1 (fr) 2023-02-15

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