JP2017118165A - 電子機器 - Google Patents
電子機器 Download PDFInfo
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- JP2017118165A JP2017118165A JP2015248271A JP2015248271A JP2017118165A JP 2017118165 A JP2017118165 A JP 2017118165A JP 2015248271 A JP2015248271 A JP 2015248271A JP 2015248271 A JP2015248271 A JP 2015248271A JP 2017118165 A JP2017118165 A JP 2017118165A
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- Prior art keywords
- microphone
- housing
- absorbing material
- disposed
- sound
- Prior art date
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- 238000005192 partition Methods 0.000 claims abstract description 22
- 239000011358 absorbing material Substances 0.000 claims description 43
- 238000004364 calculation method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000012814 acoustic material Substances 0.000 abstract 2
- 238000012544 monitoring process Methods 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 229920002635 polyurethane Polymers 0.000 description 6
- 239000004814 polyurethane Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 241001465754 Metazoa Species 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 2
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- 238000001514 detection method Methods 0.000 description 2
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- 241000282326 Felis catus Species 0.000 description 1
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- 239000011491 glass wool Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- 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
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- 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
- G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
-
- 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
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
-
- 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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
-
- 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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
- H04R1/086—Protective screens, e.g. all weather or wind screens
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2892—Mountings or supports for transducers
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only for microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/005—Electrostatic transducers using semiconductor materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/04—Microphones
-
- 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
- H04R2201/003—Mems transducers or their use
-
- 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
- H04R2410/07—Mechanical or electrical reduction of wind noise generated by wind passing a microphone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Multimedia (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
【解決手段】電子装置は、孔13aが設けられた筐体13と、筐体13内に配置された基板12と、筐体13の孔13aに対応する位置に配置されたマイクロホン11と、基板12と筐体13との間に配置されてマイクロホン11の周囲を囲む仕切り壁14と、基板12と仕切り壁14と筐体13とにより区画された空間内に配置されてマイクロホン11を覆う吸音材15とを有する。吸音材15には、密度が46kg/m3乃至69kg/m3のものを使用する。
【選択図】図3
Description
図3は、実施形態に係る電子機器のマイクロホン取り付け部を示す断面図である。
前記筐体内に配置された基板と、
前記筐体の孔に対応する位置に配置されたマイクロホンと、
前記基板と前記筐体との間に配置されて前記マイクロホンの周囲を囲む仕切り壁と、
密度が46kg/m3乃至69kg/m3であり、前記基板と前記仕切り壁と前記筐体とにより区画された空間内に配置されて前記マイクロホンを覆う吸音材と
を有することを特徴とする電子機器。
前記入力部から出力されるデジタル信号を信号処理して外部に送信する計算処理回路と
を有することを特徴とする付記1乃至6のいずれか1項に記載の電子機器。
前記筐体内に配置された基板と、
前記筐体の孔に対応する位置に配置されたマイクロホンと、
前記基板と前記筐体との間に配置されて前記マイクロホンの周囲を囲む仕切り壁と、
1cm2当たりの重さが0.023g乃至0.035gであり、前記基板と前記仕切り壁と前記筐体とにより区画された空間内に配置されて前記マイクロホンを覆う吸音材と
を有することを特徴とする電子機器。
Claims (5)
- 孔が設けられた筐体と、
前記筐体内に配置された基板と、
前記筐体の孔に対応する位置に配置されたマイクロホンと、
前記基板と前記筐体との間に配置されて前記マイクロホンの周囲を囲む仕切り壁と、
密度が46kg/m3乃至69kg/m3であり、前記基板と前記仕切り壁と前記筐体とにより区画された空間内に配置されて前記マイクロホンを覆う吸音材と
を有することを特徴とする電子機器。 - 前記吸音材が、樹脂により形成されていることを特徴とする請求項1に記載の電子機器。
- 前記マイクロホンが、MEMS(Micro Electro Mechanical Systems)マイクロホンであることを特徴とする請求項1又は2に記載の電子機器。
- 更に、前記マイクロホンから信号を入力してデジタル信号を出力する入力部と、
前記入力部から出力されるデジタル信号を信号処理して外部に送信する計算処理回路と
を有することを特徴とする請求項1乃至3のいずれか1項に記載の電子機器。 - 孔が設けられた筐体と、
前記筐体内に配置された基板と、
前記筐体の孔に対応する位置に配置されたマイクロホンと、
前記基板と前記筐体との間に配置されて前記マイクロホンの周囲を囲む仕切り壁と、
1cm2当たりの重さが0.023g乃至0.035gであり、前記基板と前記仕切り壁と前記筐体とにより区画された空間内に配置されて前記マイクロホンを覆う吸音材と
を有することを特徴とする電子機器。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015248271A JP6540498B2 (ja) | 2015-12-21 | 2015-12-21 | 電子機器 |
US15/355,426 US9967642B2 (en) | 2015-12-21 | 2016-11-18 | Electronic device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015248271A JP6540498B2 (ja) | 2015-12-21 | 2015-12-21 | 電子機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017118165A true JP2017118165A (ja) | 2017-06-29 |
JP6540498B2 JP6540498B2 (ja) | 2019-07-10 |
Family
ID=59066875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015248271A Expired - Fee Related JP6540498B2 (ja) | 2015-12-21 | 2015-12-21 | 電子機器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9967642B2 (ja) |
JP (1) | JP6540498B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017130724A (ja) * | 2016-01-18 | 2017-07-27 | 富士通株式会社 | 音響部品、電子装置及び音響部品の製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06165276A (ja) * | 1992-11-19 | 1994-06-10 | Matsushita Electric Ind Co Ltd | スピーカ装置およびそれを用いたテレビジョン受像機 |
JPH0833084A (ja) * | 1994-07-15 | 1996-02-02 | Toa Corp | プローブマイクロホン |
JP2010187186A (ja) * | 2009-02-12 | 2010-08-26 | Yamaha Corp | シリコンマイクロホンの実装構造および電子機器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449236A (en) * | 1982-04-08 | 1984-05-15 | Walker Equipment Corporation | Anti-side tone transmitter |
DE3700594A1 (de) * | 1986-01-16 | 1987-07-23 | Akg Akustische Kino Geraete | Druckgradientenempfaenger |
JP4336252B2 (ja) * | 2004-06-02 | 2009-09-30 | 株式会社オーディオテクニカ | ウインドスクリーンおよびマイクロホン |
JP2008167175A (ja) | 2006-12-28 | 2008-07-17 | Audio Technica Corp | バウンダリーマイクロホン |
US20120288130A1 (en) * | 2011-05-11 | 2012-11-15 | Infineon Technologies Ag | Microphone Arrangement |
-
2015
- 2015-12-21 JP JP2015248271A patent/JP6540498B2/ja not_active Expired - Fee Related
-
2016
- 2016-11-18 US US15/355,426 patent/US9967642B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06165276A (ja) * | 1992-11-19 | 1994-06-10 | Matsushita Electric Ind Co Ltd | スピーカ装置およびそれを用いたテレビジョン受像機 |
JPH0833084A (ja) * | 1994-07-15 | 1996-02-02 | Toa Corp | プローブマイクロホン |
JP2010187186A (ja) * | 2009-02-12 | 2010-08-26 | Yamaha Corp | シリコンマイクロホンの実装構造および電子機器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017130724A (ja) * | 2016-01-18 | 2017-07-27 | 富士通株式会社 | 音響部品、電子装置及び音響部品の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US9967642B2 (en) | 2018-05-08 |
US20170180839A1 (en) | 2017-06-22 |
JP6540498B2 (ja) | 2019-07-10 |
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