ES2668544T3 - Aparato y método de amplificación de la voz en una máscara respiratoria - Google Patents
Aparato y método de amplificación de la voz en una máscara respiratoria Download PDFInfo
- Publication number
- ES2668544T3 ES2668544T3 ES14704213.9T ES14704213T ES2668544T3 ES 2668544 T3 ES2668544 T3 ES 2668544T3 ES 14704213 T ES14704213 T ES 14704213T ES 2668544 T3 ES2668544 T3 ES 2668544T3
- Authority
- ES
- Spain
- Prior art keywords
- predetermined attenuated
- acoustic energy
- mask
- microphone
- 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.)
- Active
Links
- 230000000241 respiratory effect Effects 0.000 title claims abstract description 129
- 238000000034 method Methods 0.000 title claims description 55
- 230000002238 attenuated effect Effects 0.000 claims abstract description 143
- 230000003321 amplification Effects 0.000 claims abstract description 116
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 116
- 239000003570 air Substances 0.000 description 57
- 230000001447 compensatory effect Effects 0.000 description 8
- 230000001815 facial effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 231100001261 hazardous Toxicity 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
-
- 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
- A62B18/02—Masks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/025—Equalizers; Volume or gain control in limited frequency bands
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/24—Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
-
- 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
-
- 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
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
-
- 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
- H04R29/004—Monitoring arrangements; Testing arrangements for microphones
Landscapes
- Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Circuit For Audible Band Transducer (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
Applications Claiming Priority (5)
| 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 |
| US201313757493 | 2013-02-01 | ||
| US201313833131 | 2013-03-15 | ||
| US13/833,131 US9498658B2 (en) | 2013-02-01 | 2013-03-15 | Respirator mask speech enhancement apparatus and method |
| PCT/US2014/012188 WO2014120499A2 (en) | 2013-02-01 | 2014-01-20 | Respirator mask speech enhancement apparatus and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2668544T3 true ES2668544T3 (es) | 2018-05-18 |
Family
ID=50097840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES14704213.9T Active ES2668544T3 (es) | 2013-02-01 | 2014-01-20 | Aparato y método de amplificación de la voz en una máscara respiratoria |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US9498658B2 (cg-RX-API-DMAC7.html) |
| EP (1) | EP2950892B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP6243450B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR20150110583A (cg-RX-API-DMAC7.html) |
| CN (1) | CN104955526B (cg-RX-API-DMAC7.html) |
| AU (1) | AU2014212792B2 (cg-RX-API-DMAC7.html) |
| BR (1) | BR112015018441A2 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2668544T3 (cg-RX-API-DMAC7.html) |
| PL (1) | PL2950892T3 (cg-RX-API-DMAC7.html) |
| RU (1) | RU2613273C2 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2014120499A2 (cg-RX-API-DMAC7.html) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9517366B2 (en) | 2013-02-01 | 2016-12-13 | 3M Innovative Properties Company | Respirator mask speech enhancement apparatus and method |
| USD778430S1 (en) * | 2013-11-15 | 2017-02-07 | 3M Innovative Properties Company | Filter cartridge |
| USD746438S1 (en) * | 2014-05-22 | 2015-12-29 | 3M Innovative Properties Company | Respirator filter cover |
| USD757247S1 (en) * | 2014-05-22 | 2016-05-24 | 3M Innovative Properties Company | Respirator cartridge |
| USD759807S1 (en) * | 2014-05-22 | 2016-06-21 | 3M Innovative Properties Company | Respirator mask exhalation port |
| USD744088S1 (en) * | 2014-05-22 | 2015-11-24 | 3M Innovative Properties Company | Respirator mask having a circular button |
| USD745962S1 (en) * | 2014-05-22 | 2015-12-22 | 3M Innovative Properties Company | Respirator filter retainer |
| USD757928S1 (en) * | 2014-05-22 | 2016-05-31 | 3M Innovative Properties Company | Respirator cartridge body |
| USD764656S1 (en) * | 2014-06-26 | 2016-08-23 | Moldex-Metric, Inc. | Compact mask with changeable filters |
| USD743536S1 (en) * | 2015-02-27 | 2015-11-17 | 3M Innovative Properties Company | Respirator mask having a circular button |
| USD795415S1 (en) * | 2015-02-27 | 2017-08-22 | 3M Innovative Properties Company | Respirator cartridge having an engagement latch |
| USD767116S1 (en) * | 2015-02-27 | 2016-09-20 | 3M Innovative Properties Company | Respirator mask having an exhalation port |
| CN109789322A (zh) * | 2016-04-15 | 2019-05-21 | 斯科特科技公司 | 用于面罩的可移除的电池盒 |
| US10857399B2 (en) | 2016-06-22 | 2020-12-08 | Lucca Ventures, Inc. | Patient respiratory mask with integrated microphone and method of patient communication utilizing the same |
| CN107929966A (zh) * | 2017-12-19 | 2018-04-20 | 自然智造（北京）科技有限公司 | 一种电动口罩 |
| US11222648B1 (en) * | 2019-05-11 | 2022-01-11 | ReddyPort Inc. | Positive pressure ventilation microphone system, nebulizer, and related methods |
| US10835704B1 (en) | 2019-05-15 | 2020-11-17 | Applied Research Associates, Inc. | Reusable respiratory protection device |
| EP4093516A4 (en) * | 2020-01-20 | 2024-06-05 | O2 Industries Inc. | TACTICAL RESPIRATORY MASK |
| CN111282169A (zh) * | 2020-03-08 | 2020-06-16 | 邢雪芳 | 一种感染科防疫面罩 |
| GB202005213D0 (en) * | 2020-04-08 | 2020-05-20 | Bevan Heba | Remote temperature measurement system |
| AU2021338366A1 (en) * | 2020-09-03 | 2023-04-20 | Lucca Ventures, Inc. dba VoxSonix | Modular communication device |
| US20220080230A1 (en) * | 2020-09-14 | 2022-03-17 | Mark Lamoncha | Face mask system for communicating with the hearing impaired |
| DE102020126041B3 (de) | 2020-10-05 | 2022-04-07 | Torsten Pfriem | Mund-Nase-Maske |
| WO2022170381A1 (en) * | 2021-02-11 | 2022-08-18 | Peter Skinner | Voice amplification device |
| US20220296940A1 (en) * | 2021-03-17 | 2022-09-22 | Phillip EDWARDS | Communications Enabled Respirator Assembly |
| US20220343934A1 (en) * | 2021-04-26 | 2022-10-27 | Avaya Management L.P. | Compensation for face coverings in captured audio |
| US11854572B2 (en) * | 2021-05-18 | 2023-12-26 | International Business Machines Corporation | Mitigating voice frequency loss |
| US11967332B2 (en) | 2021-09-17 | 2024-04-23 | International Business Machines Corporation | Method and system for automatic detection and correction of sound caused by facial coverings |
| CN114699671B (zh) * | 2022-04-12 | 2023-09-08 | 童志祥 | 用于空气呼吸器的音频通信设备、方法及空气呼吸器 |
| CN119418711B (zh) * | 2025-01-06 | 2025-03-14 | 南京正泽科技股份有限公司 | 一种面罩内语音增强方法、系统、存储介质及程序产品 |
Family Cites Families (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3314424A (en) | 1962-11-14 | 1967-04-18 | Douglas Aircraft Co Inc | Microphone support device for a mask |
| GB1587121A (en) | 1976-05-14 | 1981-04-01 | Secr Defence | Protective clothing |
| DE3013939C2 (de) | 1980-04-10 | 1982-11-25 | Holmberg & Co, 1000 Berlin | Mikrofonlautsprecher für Funksprechgeräte zur wahlweisen Benutzung für Schutzhelme und Atemschutzmasken |
| US4508936A (en) | 1980-07-16 | 1985-04-02 | Gentex Corporation | Local external communication system |
| US4400591A (en) | 1981-07-17 | 1983-08-23 | Jennings Daniel E | Simulated space helmet |
| AT378652B (de) | 1983-12-27 | 1985-09-10 | Akg Akustische Kino Geraete | Anordnung zur sprachuebertragung aus einer atemschutzmaske |
| GB8426058D0 (en) | 1984-10-16 | 1984-11-21 | Dickinson C W | Electronic speech facility |
| US5138666A (en) * | 1987-12-18 | 1992-08-11 | Actron Manufacturing Company | Voice transmission system |
| US4980926A (en) | 1989-01-05 | 1990-12-25 | Noetzel Walter R | Voice communication unit |
| US5060308A (en) | 1989-01-23 | 1991-10-22 | Bieback John S | Firefighters mask communication system |
| US4989596A (en) | 1989-02-14 | 1991-02-05 | Macris Allen G | Face chamber |
| EP0452486A4 (en) * | 1989-11-08 | 1992-10-07 | Actron Manufaturing Company | Voice transmission system |
| US5101816A (en) | 1990-06-05 | 1992-04-07 | Gentex Corporation | Separable valve assembly |
| US5224474A (en) * | 1991-03-04 | 1993-07-06 | Bloomfield John W | Retrofitting gas mask voice amplifier unit with easily actuated switch means |
| US5224473A (en) | 1991-03-04 | 1993-07-06 | Bloomfield John W | Retrofitting gas mask voice amplifier unit with easily actuated switch means |
| KR100326132B1 (ko) * | 1993-10-01 | 2002-07-31 | 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 | 호흡기마스크및이호흡기마스크에사용되는음성전달어댑터 |
| DE9409320U1 (de) | 1994-06-08 | 1995-07-06 | Berlin, Florence, Genf | Atemschutzmaske und Mikrofonhalter zur Verwendung darin |
| US6121881A (en) | 1994-09-02 | 2000-09-19 | Safety Tech Industries, Inc. | Protective mask communication devices and systems for use in hazardous environments |
| US5990793A (en) | 1994-09-02 | 1999-11-23 | Safety Tech Industries, Inc. | Firefighters integrated communication and safety system |
| US6430298B1 (en) | 1995-01-13 | 2002-08-06 | Lonnie Joe Kettl | Microphone mounting structure for a sound amplifying respirator and/or bubble suit |
| US5860417A (en) | 1995-01-13 | 1999-01-19 | Kettl; Lonnie Joe | Microphone mounting structure for a sound amplifying respirator and/or bubble suit |
| US5829429A (en) | 1997-04-21 | 1998-11-03 | Hughes; Arthur R. | Acoustic respiratory therapy apparatus |
| US6101256A (en) | 1997-12-29 | 2000-08-08 | Steelman; James A. | Self-contained helmet communication system |
| KR200184416Y1 (ko) | 1999-12-17 | 2000-06-01 | 임대환 | 방독면용 통화장치 |
| US6535460B2 (en) | 2000-08-11 | 2003-03-18 | Knowles Electronics, Llc | Miniature broadband acoustic transducer |
| GB2371493B (en) | 2001-01-29 | 2005-02-02 | Davies Ind Comm Ltd | A microphone adaptor for a respirator |
| US7139401B2 (en) | 2002-01-03 | 2006-11-21 | Hitachi Global Storage Technologies B.V. | Hard disk drive with self-contained active acoustic noise reduction |
| GB2404814B (en) * | 2002-06-05 | 2005-12-14 | Grayling Wireless Inc | Communication apparatus, method and system for a self-contained breathing apparatus |
| JP4257079B2 (ja) * | 2002-07-19 | 2009-04-22 | パイオニア株式会社 | 周波数特性調整装置および周波数特性調整方法 |
| US7302072B2 (en) | 2003-05-16 | 2007-11-27 | Ultra Electronics Audiopack Inc. | Electronic device mount for mask |
| WO2005004114A1 (en) * | 2003-07-07 | 2005-01-13 | Koninklijke Philips Electronics N.V. | System and method for audio signal processing |
| US7457427B2 (en) | 2003-09-22 | 2008-11-25 | Ultra Electronics Audiopack, Inc. | Dual microphone assembly for mask |
| US7333618B2 (en) * | 2003-09-24 | 2008-02-19 | Harman International Industries, Incorporated | Ambient noise sound level compensation |
| CN2667838Y (zh) * | 2003-10-27 | 2004-12-29 | 北京三方杰科技有限公司 | 防毒面具电声通话器 |
| US7394905B2 (en) | 2004-03-26 | 2008-07-01 | Ultra Electronics Audiopack, Inc. | Voice amplifier for mask |
| US7254535B2 (en) * | 2004-06-30 | 2007-08-07 | Motorola, Inc. | Method and apparatus for equalizing a speech signal generated within a pressurized air delivery system |
| US7664275B2 (en) | 2005-07-22 | 2010-02-16 | Gables Engineering, Inc. | Acoustic feedback cancellation system |
| KR100842618B1 (ko) * | 2005-11-01 | 2008-06-30 | 삼성전자주식회사 | 음악 파일 재생 방법 및 장치 |
| US20110093262A1 (en) | 2006-03-08 | 2011-04-21 | Edward Raymond Wittke | Active voice cancellation mask |
| KR100801140B1 (ko) | 2006-11-29 | 2008-02-11 | 배종승 | 방독면용 통화장치 |
| KR100828001B1 (ko) | 2006-11-29 | 2008-05-08 | 배종승 | 방독면용 통화장치 |
| CA2674459C (en) | 2007-01-04 | 2014-09-16 | Intertechnique | Acoustic sensor for use in breathing masks |
| DE102007006732A1 (de) | 2007-02-06 | 2008-08-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Atemschutzmaske mit Mikrofon |
| US8245706B2 (en) | 2009-06-22 | 2012-08-21 | Motorola Solutions, Inc. | Pressure activated remote microphone |
| KR101118176B1 (ko) | 2010-03-23 | 2012-03-16 | (주)금강알텍 | 음성 증폭 장치가 설치된 방진 마스크 |
| CN202014240U (zh) * | 2011-05-05 | 2011-10-19 | 陈威 | 一种适用于空呼器面罩的无线语音通讯系统 |
| US9517366B2 (en) * | 2013-02-01 | 2016-12-13 | 3M Innovative Properties Company | Respirator mask speech enhancement apparatus and method |
-
2013
- 2013-03-15 US US13/833,131 patent/US9498658B2/en active Active
-
2014
- 2014-01-20 BR BR112015018441A patent/BR112015018441A2/pt not_active IP Right Cessation
- 2014-01-20 ES ES14704213.9T patent/ES2668544T3/es active Active
- 2014-01-20 EP EP14704213.9A patent/EP2950892B1/en not_active Not-in-force
- 2014-01-20 AU AU2014212792A patent/AU2014212792B2/en not_active Ceased
- 2014-01-20 KR KR1020157021470A patent/KR20150110583A/ko not_active Withdrawn
- 2014-01-20 PL PL14704213T patent/PL2950892T3/pl unknown
- 2014-01-20 CN CN201480006589.4A patent/CN104955526B/zh not_active Expired - Fee Related
- 2014-01-20 JP JP2015556055A patent/JP6243450B2/ja not_active Expired - Fee Related
- 2014-01-20 RU RU2015131856A patent/RU2613273C2/ru not_active IP Right Cessation
- 2014-01-20 WO PCT/US2014/012188 patent/WO2014120499A2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP6243450B2 (ja) | 2017-12-06 |
| BR112015018441A2 (pt) | 2017-07-18 |
| EP2950892A2 (en) | 2015-12-09 |
| AU2014212792A1 (en) | 2015-08-13 |
| CN104955526A (zh) | 2015-09-30 |
| US20140216448A1 (en) | 2014-08-07 |
| RU2613273C2 (ru) | 2017-03-15 |
| WO2014120499A2 (en) | 2014-08-07 |
| WO2014120499A3 (en) | 2015-01-08 |
| CN104955526B (zh) | 2017-08-01 |
| RU2015131856A (ru) | 2017-03-06 |
| JP2016512970A (ja) | 2016-05-12 |
| US9498658B2 (en) | 2016-11-22 |
| PL2950892T3 (pl) | 2018-07-31 |
| KR20150110583A (ko) | 2015-10-02 |
| AU2014212792B2 (en) | 2015-11-26 |
| EP2950892B1 (en) | 2018-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2668544T3 (es) | Aparato y método de amplificación de la voz en una máscara respiratoria | |
| AU2014212789B2 (en) | Respirator mask speech enhancement apparatus and method | |
| JP5592908B2 (ja) | 呼吸用保護具 | |
| CN112074327B (zh) | 用于呼吸产品的贴合性测试和监测的系统和方法 | |
| US20220054870A1 (en) | Face Mask Communication System | |
| KR102030473B1 (ko) | 스마트 마스크 | |
| KR20170031956A (ko) | 넥밴드형 음이온 발생장치 | |
| KR101519842B1 (ko) | 코골이 방지용 수면안대 | |
| KR20180039236A (ko) | 노이즈 캔슬링 기술을 이용한 소음 제거 마스크 | |
| US20220150617A1 (en) | Earpiece with internal UV cleaning | |
| US20210387027A1 (en) | Ventilation and Audio Mask Assembly | |
| JP2021018947A (ja) | 装身具 | |
| KR102560627B1 (ko) | 음성틱 개선을 위한 음량 감소 마스크 | |
| CN218420701U (zh) | 一种语音防护面罩及呼吸装置 | |
| US20060090763A1 (en) | Disposable ear plug | |
| KR20190019341A (ko) | 숙면 알람기 | |
| ITRM20110026U1 (it) | Dispositivo neutralizzatore di acufeni. | |
| TR200400248U (tr) | Tak-çıkar biçiminde olan akustiği artırılmış antibakteriyel steteskop diyaframı. |