WO2016116274A8 - Dispositif de traitement d'un signal audio - Google Patents

Dispositif de traitement d'un signal audio Download PDF

Info

Publication number
WO2016116274A8
WO2016116274A8 PCT/EP2016/000098 EP2016000098W WO2016116274A8 WO 2016116274 A8 WO2016116274 A8 WO 2016116274A8 EP 2016000098 W EP2016000098 W EP 2016000098W WO 2016116274 A8 WO2016116274 A8 WO 2016116274A8
Authority
WO
WIPO (PCT)
Prior art keywords
audio signal
processing
treble
initial audio
trebles
Prior art date
Application number
PCT/EP2016/000098
Other languages
English (en)
Other versions
WO2016116274A1 (fr
Inventor
Cyrille Potereau
Laurent Thery
Jean-Christophe GRZESKOWIAK
Original Assignee
Continental Automotive France
Continental Automotive 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 Continental Automotive France, Continental Automotive Gmbh filed Critical Continental Automotive France
Priority to CN201680006692.8A priority Critical patent/CN107210766B/zh
Priority to US15/543,854 priority patent/US10349174B2/en
Publication of WO2016116274A1 publication Critical patent/WO2016116274A1/fr
Publication of WO2016116274A8 publication Critical patent/WO2016116274A8/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • 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
    • G10L25/21—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 power information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Stereophonic System (AREA)
  • Noise Elimination (AREA)

Abstract

Dispositif de traitement (1) d'un signal audio initial (4), comprenant: un bloc détecteur d'aigus (2) apte à analyser le signal audio initial pour déterminer un taux d'aigu, un bloc filtre (3) apte à atténuer le signal audio initial dans les aigus, si le taux d'aigu est inférieur à un seuil maximal.
PCT/EP2016/000098 2015-01-22 2016-01-20 Dispositif de traitement d'un signal audio WO2016116274A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201680006692.8A CN107210766B (zh) 2015-01-22 2016-01-20 音频信号处理设备
US15/543,854 US10349174B2 (en) 2015-01-22 2016-01-20 Device for processing an audio signal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1550526 2015-01-22
FR1550526A FR3032073B1 (fr) 2015-01-22 2015-01-22 Dispositif de traitement d'un signal audio

Publications (2)

Publication Number Publication Date
WO2016116274A1 WO2016116274A1 (fr) 2016-07-28
WO2016116274A8 true WO2016116274A8 (fr) 2017-09-28

Family

ID=52988292

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/000098 WO2016116274A1 (fr) 2015-01-22 2016-01-20 Dispositif de traitement d'un signal audio

Country Status (4)

Country Link
US (1) US10349174B2 (fr)
CN (1) CN107210766B (fr)
FR (1) FR3032073B1 (fr)
WO (1) WO2016116274A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3056043B1 (fr) * 2016-09-15 2019-02-01 Continental Automotive France Dispositif de traitement d'un signal audio issu d'un signal radiofrequence

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5077797A (en) * 1989-05-25 1991-12-31 Sanyo Electric Co., Ltd. Fm stereo receiver
US5172415A (en) * 1990-06-08 1992-12-15 Fosgate James W Surround processor
US5533136A (en) * 1993-11-04 1996-07-02 Smith; Terry L. Circuit for attenuating commercial interruptions during radio broadcasting
JP3454214B2 (ja) * 1999-12-22 2003-10-06 三菱電機株式会社 パルス雑音除去装置およびこれを含む中波ａｍ音声放送受信機
CN100517961C (zh) * 2004-04-03 2009-07-22 鸿富锦精密工业（深圳）有限公司 音量调整装置及方法
US8983082B2 (en) * 2010-04-14 2015-03-17 Apple Inc. Detecting musical structures

Also Published As

Publication number Publication date
CN107210766A (zh) 2017-09-26
US20170374461A1 (en) 2017-12-28
WO2016116274A1 (fr) 2016-07-28
FR3032073B1 (fr) 2017-02-10
FR3032073A1 (fr) 2016-07-29
CN107210766B (zh) 2020-04-28
US10349174B2 (en) 2019-07-09

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