JP6618230B1 - ピックアップセンサ及び骨伝導スピーカ - Google Patents
ピックアップセンサ及び骨伝導スピーカ Download PDFInfo
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- JP6618230B1 JP6618230B1 JP2019169427A JP2019169427A JP6618230B1 JP 6618230 B1 JP6618230 B1 JP 6618230B1 JP 2019169427 A JP2019169427 A JP 2019169427A JP 2019169427 A JP2019169427 A JP 2019169427A JP 6618230 B1 JP6618230 B1 JP 6618230B1
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- Prior art keywords
- metal plate
- pickup sensor
- vibration
- permanent magnet
- bone conduction
- Prior art date
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 51
- 239000002184 metal Substances 0.000 claims abstract description 84
- 229910052751 metal Inorganic materials 0.000 claims abstract description 84
- 230000000630 rising effect Effects 0.000 claims description 12
- 239000000696 magnetic material Substances 0.000 claims description 8
- 230000035945 sensitivity Effects 0.000 abstract description 21
- 238000010586 diagram Methods 0.000 abstract description 4
- 239000003570 air Substances 0.000 description 10
- 230000001133 acceleration Effects 0.000 description 7
- 230000030279 gene silencing Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000012080 ambient air Substances 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003054 facial bone Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/046—Construction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
- H04R9/027—Air gaps using a magnetic fluid
-
- 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
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1781—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17821—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
- G10K11/17823—Reference signals, e.g. ambient acoustic environment
-
- 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
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/08—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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
-
- 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
-
- 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
- H04R2410/03—Reduction of intrinsic noise in microphones
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Electromagnetism (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
3………ヨーク
5a、5b………立ち上げ部
7a、7b………張り出し部
9………ネジ孔
11………中心磁極
13………コイル
15………振動板
17………第1金属板
19………孔
21………ネジ孔
23………永久磁石
25………第2金属板
29………ケース
31、35………ネジ
33………凹部
40………消音システム
41a、41b………構造体
43………騒音発生部
45………骨伝導スピーカ
47………空間
49………アンプ
50………トランシーバ
51a、51b………縁切り部
60………評価装置
61………アナライザ
63………加振機
Claims (4)
- 中心磁極を有するヨークと、
前記中心磁極の周囲に配置されるコイルと、
前記コイル及び前記中心磁極の上部に配置される振動板と、
前記振動板の上部に固定される、磁性体からなる第1金属板と、
前記第1金属板の上部に配置される永久磁石と、
前記永久磁石の上部に配置され、磁性体からなる第2金属板と、
を具備し、
前記第1金属板及び前記第2金属板は、前記永久磁石よりもサイズが大きいことを特徴とするピックアップセンサ。 - 前記ヨークの両端部であって、前記コイルからの張り出し部には、上方に向けて立ち上がる立ち上げ部が形成されることを特徴とする請求項1記載のピックアップセンサ。
- 前記第1金属板と、前記第2金属板の長手方向が、互に略直交することを特徴とする請求項1または請求項2に記載のピックアップセンサ。
- 中心磁極を有するヨークと、
前記中心磁極の周囲に配置されるコイルと、
前記コイル及び前記中心磁極の上部に配置される振動板と、
前記振動板の上部に固定される、磁性体からなる第1金属板と、
前記第1金属板の上部に配置される永久磁石と、
前記永久磁石の上部に配置され、磁性体からなる第2金属板と、
を具備し、
前記第1金属板及び前記第2金属板は、前記永久磁石よりもサイズが大きいことを特徴とする骨伝導スピーカ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019169427A JP6618230B1 (ja) | 2019-09-18 | 2019-09-18 | ピックアップセンサ及び骨伝導スピーカ |
EP20865778.3A EP4033774A4 (en) | 2019-09-18 | 2020-05-21 | BONE CONDUCTION SENSOR AND SPEAKER DETECTOR |
US17/642,858 US20220394392A1 (en) | 2019-09-18 | 2020-05-21 | Pickup sensor and bone-conduction speaker |
PCT/JP2020/020039 WO2021053883A1 (ja) | 2019-09-18 | 2020-05-21 | ピックアップセンサ及び骨伝導スピーカ |
CN202080058249.1A CN114258688A (zh) | 2019-09-18 | 2020-05-21 | 拾音传感器以及骨传导扬声器 |
KR1020227009271A KR20220062536A (ko) | 2019-09-18 | 2020-05-21 | 픽업 센서 및 뼈 전도 스피커 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019169427A JP6618230B1 (ja) | 2019-09-18 | 2019-09-18 | ピックアップセンサ及び骨伝導スピーカ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6618230B1 true JP6618230B1 (ja) | 2019-12-11 |
JP2021048483A JP2021048483A (ja) | 2021-03-25 |
Family
ID=68836067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019169427A Active JP6618230B1 (ja) | 2019-09-18 | 2019-09-18 | ピックアップセンサ及び骨伝導スピーカ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220394392A1 (ja) |
EP (1) | EP4033774A4 (ja) |
JP (1) | JP6618230B1 (ja) |
KR (1) | KR20220062536A (ja) |
CN (1) | CN114258688A (ja) |
WO (1) | WO2021053883A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021114259A1 (en) | 2019-12-13 | 2021-06-17 | Shenzhen Voxtech Co., Ltd. | Sound-output device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005323054A (ja) * | 2004-05-07 | 2005-11-17 | Azden Corp | 骨伝導スピーカ |
CN2781696Y (zh) * | 2004-10-26 | 2006-05-17 | 陈奚平 | 骨传导扬声器 |
JP4687415B2 (ja) * | 2005-09-08 | 2011-05-25 | ゴールデンダンス株式会社 | 骨伝導スピーカ |
KR100635833B1 (ko) * | 2005-09-13 | 2006-10-23 | 이동원 | 골전도(骨傳導)스피커 |
JP5146147B2 (ja) * | 2008-06-25 | 2013-02-20 | コスモギア株式会社 | 骨伝導マイク・スピーカ通話装置 |
KR20110004713A (ko) * | 2009-07-08 | 2011-01-14 | 이동원 | 골전도(骨傳導)스피커 |
JP6320064B2 (ja) | 2014-02-04 | 2018-05-09 | 株式会社トーキン | 加速度センサ |
-
2019
- 2019-09-18 JP JP2019169427A patent/JP6618230B1/ja active Active
-
2020
- 2020-05-21 EP EP20865778.3A patent/EP4033774A4/en active Pending
- 2020-05-21 US US17/642,858 patent/US20220394392A1/en not_active Abandoned
- 2020-05-21 CN CN202080058249.1A patent/CN114258688A/zh active Pending
- 2020-05-21 KR KR1020227009271A patent/KR20220062536A/ko not_active Application Discontinuation
- 2020-05-21 WO PCT/JP2020/020039 patent/WO2021053883A1/ja unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021114259A1 (en) | 2019-12-13 | 2021-06-17 | Shenzhen Voxtech Co., Ltd. | Sound-output device |
EP4074063A4 (en) * | 2019-12-13 | 2023-09-27 | Shenzhen Shokz Co., Ltd. | SOUND OUTPUT DEVICE |
US11956603B2 (en) | 2019-12-13 | 2024-04-09 | Shenzhen Shokz Co., Ltd. | Sound-output device |
US12041425B2 (en) | 2019-12-13 | 2024-07-16 | Shenzhen Shokz Co., Ltd. | Sound-output device |
Also Published As
Publication number | Publication date |
---|---|
US20220394392A1 (en) | 2022-12-08 |
WO2021053883A1 (ja) | 2021-03-25 |
EP4033774A4 (en) | 2022-11-09 |
KR20220062536A (ko) | 2022-05-17 |
CN114258688A (zh) | 2022-03-29 |
EP4033774A1 (en) | 2022-07-27 |
JP2021048483A (ja) | 2021-03-25 |
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