JP6464097B2 - 呼吸マスク音声増強装置及び方法 - Google Patents
呼吸マスク音声増強装置及び方法 Download PDFInfo
- Publication number
- JP6464097B2 JP6464097B2 JP2015556054A JP2015556054A JP6464097B2 JP 6464097 B2 JP6464097 B2 JP 6464097B2 JP 2015556054 A JP2015556054 A JP 2015556054A JP 2015556054 A JP2015556054 A JP 2015556054A JP 6464097 B2 JP6464097 B2 JP 6464097B2
- Authority
- JP
- Japan
- Prior art keywords
- acoustic energy
- predetermined attenuation
- microphone
- mask
- frequency range
- 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.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
-
- 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
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
-
- 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
- G10L21/0316—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
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuit For Audible Band Transducer (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
Description
Claims (2)
- 呼吸マスクであって、前記呼吸マスクは、
前記マスクと着用者の口及び鼻との間に清浄空気封入部を画定するように構成されるマスク本体と、
音声増強装置と、を備え、前記音声増強装置は、
前記マスク本体への取り付けのために構成されるマイクロホンであって、前記マイクロホンは、前記マスク本体に取り付けられると前記清浄空気封入部内の音響エネルギーを検出するように更に構成される、マイクロホンと、
前記清浄空気封入部の外部で音響エネルギーを生成するように構成されるスピーカと、 前記スピーカ及び前記マイクロホンに動作可能に接続されるコントローラと、
前記コントローラに動作可能に接続されるセレクタと、を含み、前記コントローラは、
前記マイクロホンから音声信号を受信する工程であって、前記音声信号は、第1の周波数範囲内の前記マイクロホンによって検出された音響エネルギーを指示する、受信する工程と、
前記スピーカへ出力信号を送出する工程であって、前記出力信号は、前記スピーカに、補償音響エネルギーを放出させるように構成され、前記補償音響エネルギーは、前記第1の周波数範囲の全てに満たない部分をカバーする1つ以上の所定の減衰周波数範囲内で放出され、前記補償音響エネルギーは、前記1つ以上の所定の減衰周波数範囲の各所定の減衰周波数範囲にわたって所定の減衰振幅分布を含む、送出する工程と、を実行するように構成され、
前記セレクタは、2つ以上の異なる所定の減衰周波数範囲から前記1つ以上の所定の減衰周波数範囲を選択するように構成される、呼吸マスク。 - 呼吸マスクへの取り付けのために構成される音声増強装置であって、前記音声増強装置は、
前記呼吸マスクの清浄空気封入部内の音響エネルギーを検出するように構成されるマイクロホンと、
内部で前記マイクロホンが、音響エネルギーを検出するように構成される前記清浄空気封入部の外部で音響エネルギーを生成するように構成されるスピーカと、
前記マイクロホン及び前記スピーカに動作可能に接続されるコントローラと、
前記コントローラに動作可能に接続されるセレクタと、を含み、前記コントローラは、
前記マイクロホンから音声信号を受信する工程であって、前記音声信号は、第1の周波数範囲内の前記マイクロホンによって検出された音響エネルギーを指示する、受信する工程と、
前記スピーカへ出力信号を送出する工程であって、前記出力信号は、前記スピーカに、補償音響エネルギーを放出させるように構成され、前記補償音響エネルギーは、前記第1の周波数範囲の全てに満たない部分をカバーする1つ以上の所定の減衰周波数範囲内で放出され、前記補償音響エネルギーは、前記1つ以上の所定の減衰周波数範囲の各所定の減衰周波数範囲にわたって所定の減衰振幅分布を含む、送出する工程と、を実行するように構成され、
前記セレクタは、2つ以上の異なる所定の減衰周波数範囲から前記1つ以上の所定の減衰周波数範囲を選択するように構成される、音声増強装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/757,493 US9517366B2 (en) | 2013-02-01 | 2013-02-01 | Respirator mask speech enhancement apparatus and method |
US13/757,493 | 2013-02-01 | ||
PCT/US2014/012182 WO2014120496A2 (en) | 2013-02-01 | 2014-01-20 | Respirator mask speech enhancement apparatus and method |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016512969A JP2016512969A (ja) | 2016-05-12 |
JP2016512969A5 JP2016512969A5 (ja) | 2017-02-23 |
JP6464097B2 true JP6464097B2 (ja) | 2019-02-06 |
Family
ID=50071754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015556054A Expired - Fee Related JP6464097B2 (ja) | 2013-02-01 | 2014-01-20 | 呼吸マスク音声増強装置及び方法 |
Country Status (9)
Country | Link |
---|---|
US (2) | US9517366B2 (ja) |
EP (1) | EP2950890B1 (ja) |
JP (1) | JP6464097B2 (ja) |
KR (1) | KR20150110582A (ja) |
CN (1) | CN104955525B (ja) |
AU (1) | AU2014212789B2 (ja) |
BR (1) | BR112015018112A2 (ja) |
RU (1) | RU2625929C2 (ja) |
WO (1) | WO2014120496A2 (ja) |
Families Citing this family (38)
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US9950202B2 (en) | 2013-02-01 | 2018-04-24 | 3M Innovative Properties Company | Respirator negative pressure fit check devices and methods |
US9498658B2 (en) * | 2013-02-01 | 2016-11-22 | 3M Innovative Properties Company | Respirator mask speech enhancement apparatus and method |
US9517366B2 (en) | 2013-02-01 | 2016-12-13 | 3M Innovative Properties Company | Respirator mask speech enhancement apparatus and method |
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USD759807S1 (en) * | 2014-05-22 | 2016-06-21 | 3M Innovative Properties Company | Respirator mask exhalation port |
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US9517366B2 (en) | 2013-02-01 | 2016-12-13 | 3M Innovative Properties Company | Respirator mask speech enhancement apparatus and method |
-
2013
- 2013-02-01 US US13/757,493 patent/US9517366B2/en active Active
-
2014
- 2014-01-20 RU RU2015131854A patent/RU2625929C2/ru not_active IP Right Cessation
- 2014-01-20 EP EP14703688.3A patent/EP2950890B1/en active Active
- 2014-01-20 AU AU2014212789A patent/AU2014212789B2/en not_active Ceased
- 2014-01-20 JP JP2015556054A patent/JP6464097B2/ja not_active Expired - Fee Related
- 2014-01-20 CN CN201480006157.3A patent/CN104955525B/zh not_active Expired - Fee Related
- 2014-01-20 BR BR112015018112A patent/BR112015018112A2/pt not_active IP Right Cessation
- 2014-01-20 KR KR1020157021469A patent/KR20150110582A/ko not_active Application Discontinuation
- 2014-01-20 WO PCT/US2014/012182 patent/WO2014120496A2/en active Application Filing
-
2015
- 2015-12-17 US US14/972,192 patent/US10166416B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
BR112015018112A2 (pt) | 2017-07-18 |
RU2625929C2 (ru) | 2017-07-19 |
AU2014212789B2 (en) | 2016-09-29 |
US20160101301A1 (en) | 2016-04-14 |
WO2014120496A2 (en) | 2014-08-07 |
US9517366B2 (en) | 2016-12-13 |
CN104955525A (zh) | 2015-09-30 |
US10166416B2 (en) | 2019-01-01 |
US20140216447A1 (en) | 2014-08-07 |
CN104955525B (zh) | 2018-04-13 |
RU2015131854A (ru) | 2017-03-07 |
EP2950890A2 (en) | 2015-12-09 |
EP2950890B1 (en) | 2021-06-09 |
WO2014120496A3 (en) | 2014-09-25 |
JP2016512969A (ja) | 2016-05-12 |
KR20150110582A (ko) | 2015-10-02 |
AU2014212789A1 (en) | 2015-08-13 |
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