FR3019423B1 - Circuit electronique pour bandeau osteophonique - Google Patents

Circuit electronique pour bandeau osteophonique

Info

Publication number
FR3019423B1
FR3019423B1 FR1452508A FR1452508A FR3019423B1 FR 3019423 B1 FR3019423 B1 FR 3019423B1 FR 1452508 A FR1452508 A FR 1452508A FR 1452508 A FR1452508 A FR 1452508A FR 3019423 B1 FR3019423 B1 FR 3019423B1
Authority
FR
France
Prior art keywords
osteophonic
band
electronic circuit
electronic
circuit
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
FR1452508A
Other languages
English (en)
Other versions
FR3019423A1 (fr
Inventor
Patrick Jean Francois Robuchon
Eric Bernard Jacques Clowez
Julie Marie Anne Rosier
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.)
Elno SAS
Original Assignee
Elno SAS
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 Elno SAS filed Critical Elno SAS
Priority to FR1452508A priority Critical patent/FR3019423B1/fr
Priority to PCT/EP2015/056276 priority patent/WO2015144715A1/fr
Publication of FR3019423A1 publication Critical patent/FR3019423A1/fr
Application granted granted Critical
Publication of FR3019423B1 publication Critical patent/FR3019423B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083—Reduction of ambient noise
    • 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
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
    • H04R2201/107—Monophonic and stereophonic headphones with microphone for two-way hands free communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/13—Hearing devices using bone conduction transducers
FR1452508A 2014-03-25 2014-03-25 Circuit electronique pour bandeau osteophonique Active FR3019423B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1452508A FR3019423B1 (fr) 2014-03-25 2014-03-25 Circuit electronique pour bandeau osteophonique
PCT/EP2015/056276 WO2015144715A1 (fr) 2014-03-25 2015-03-24 Circuit électronique pour bandeau ostéophonique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1452508A FR3019423B1 (fr) 2014-03-25 2014-03-25 Circuit electronique pour bandeau osteophonique

Publications (2)

Publication Number Publication Date
FR3019423A1 FR3019423A1 (fr) 2015-10-02
FR3019423B1 true FR3019423B1 (fr) 2017-07-21

Family

ID=51210533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1452508A Active FR3019423B1 (fr) 2014-03-25 2014-03-25 Circuit electronique pour bandeau osteophonique

Country Status (2)

Country Link
FR (1) FR3019423B1 (fr)
WO (1) WO2015144715A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3746789A (en) * 1971-10-20 1973-07-17 E Alcivar Tissue conduction microphone utilized to activate a voice operated switch
CA2473195C (fr) * 2003-07-29 2014-02-04 Microsoft Corporation Systeme multisensoriel d'entree audio monte sur la tete
US20120284022A1 (en) * 2009-07-10 2012-11-08 Alon Konchitsky Noise reduction system using a sensor based speech detector

Also Published As

Publication number Publication date
FR3019423A1 (fr) 2015-10-02
WO2015144715A1 (fr) 2015-10-01

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