KR100719195B1 - 음향 진동 발생소자 - Google Patents
음향 진동 발생소자 Download PDFInfo
- Publication number
- KR100719195B1 KR100719195B1 KR1020040097972A KR20040097972A KR100719195B1 KR 100719195 B1 KR100719195 B1 KR 100719195B1 KR 1020040097972 A KR1020040097972 A KR 1020040097972A KR 20040097972 A KR20040097972 A KR 20040097972A KR 100719195 B1 KR100719195 B1 KR 100719195B1
- Authority
- KR
- South Korea
- Prior art keywords
- piezoelectric
- vibration generating
- acoustic vibration
- flexible material
- generating element
- Prior art date
Links
- 239000000463 material Substances 0.000 claims abstract description 46
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 37
- 239000000919 ceramic Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 230000001133 acceleration Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 14
- 210000003027 ear inner Anatomy 0.000 description 11
- 229920002379 silicone rubber Polymers 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 6
- 210000000860 cochlear nerve Anatomy 0.000 description 5
- 239000004945 silicone rubber Substances 0.000 description 5
- 229910001369 Brass Inorganic materials 0.000 description 4
- 239000010951 brass Substances 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 210000003128 head Anatomy 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 206010011878 Deafness Diseases 0.000 description 2
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- 210000003625 skull Anatomy 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
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- 238000005452 bending Methods 0.000 description 1
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- 210000001595 mastoid Anatomy 0.000 description 1
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- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0603—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a piezoelectric bender, e.g. bimorph
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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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
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- 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
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
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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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
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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
- 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
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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
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
본 발명은 음향 진동 발생소자에 관한 것이다. 특히, 본 발명은 음향 사운드를 청각 신경이 감지할 수 있게 음향 전기 신호를 두개골 또는 팔과 같은 인간 신체 부분에 전달되어지도록 음향 진동으로 변환시키는 골전도(bone conduction) 스피커 등의 골전도 장치에 응용되는 것이다.
Claims (12)
- 압전 바이모프 소자 또는 압전 유니모프 소자의 두께 방향에 수직인 적어도 두개의 면에 가요성 물질에 의한 피복부를 부착하고,상기 피복부의 표면에 복수의 홈을 형성한 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 삭제
- 압전 바이모프 소자 또는 압전 유니모프 소자의 두께 방향에 수직인 적어도 두개의 면에 가요성 물질에 의한 피복부를 부착하고,상기 피복부의 한쪽(片側)에 공기실(air chamber)을 형성한 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 삭제
- 압전 바이모프 소자 또는 압전 유니모프 소자의 두께 방향에 수직인 적어도 두개의 면에 가요성 물질에 의한 피복부를 부착하고,상기 가요성 물질에 의해 상기 피복부와 일체로 성형된 귀걸이부를 구비하는 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 삭제
- 압전 바이모프 소자 또는 압전 유니모프 소자의 전체를 가요성 물질에 의한 피복부로 피복하고,상기 피복부의 표면에 복수의 홈을 형성한 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 압전 바이모프 소자 또는 압전 유니모프 소자의 전체를 가요성 물질에 의한 피복부로 피복하고,상기 피복부의 한쪽에 공기실을 형성한 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 압전 바이모프 소자 또는 압전 유니모프 소자의 전체를 가요성 물질에 의한 피복부로 피복하고,상기 가요성 물질에 의해 상기 피복부와 일체로 성형된 귀걸이부를 구비하는 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 제 1항, 제3항, 제5항, 제7항, 제8항 및 제9항 중 어느 한 항에 있어서,상기 압전 바이모프소자가 압전 세라믹과 내부전극의 적층구조체인 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 제1항, 제3항, 제7항 및 제8항 중 어느 한 항에 있어서,상기 가요성 물질에 의해 상기 피복부와 일체로 성형된 귀걸이부를 구비하는 것을 특징으로 하는 골전도용 음향 진동 발생소자.
- 삭제
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2003-00414064 | 2003-12-12 | ||
JP2003414064A JP3958739B2 (ja) | 2003-12-12 | 2003-12-12 | 音響振動発生素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050059415A KR20050059415A (ko) | 2005-06-20 |
KR100719195B1 true KR100719195B1 (ko) | 2007-05-16 |
Family
ID=34510550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040097972A KR100719195B1 (ko) | 2003-12-12 | 2004-11-26 | 음향 진동 발생소자 |
Country Status (6)
Country | Link |
---|---|
US (2) | US20050129257A1 (ko) |
EP (1) | EP1542499B1 (ko) |
JP (1) | JP3958739B2 (ko) |
KR (1) | KR100719195B1 (ko) |
CN (1) | CN1627864B (ko) |
TW (1) | TWI261475B (ko) |
Cited By (1)
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2004
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- 2004-11-17 EP EP04027336A patent/EP1542499B1/en active Active
- 2004-11-26 KR KR1020040097972A patent/KR100719195B1/ko active IP Right Grant
- 2004-11-29 TW TW093136674A patent/TWI261475B/zh active
- 2004-12-01 CN CN200410098275XA patent/CN1627864B/zh active Active
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2007
- 2007-12-20 US US11/961,799 patent/US8107646B2/en not_active Expired - Fee Related
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KR20170130444A (ko) * | 2015-02-27 | 2017-11-28 | 삼성전자주식회사 | 웨어러블 오디오 장치 |
KR102358549B1 (ko) * | 2015-02-27 | 2022-02-04 | 삼성전자주식회사 | 웨어러블 오디오 장치 |
Also Published As
Publication number | Publication date |
---|---|
TWI261475B (en) | 2006-09-01 |
CN1627864A (zh) | 2005-06-15 |
TW200526057A (en) | 2005-08-01 |
EP1542499B1 (en) | 2011-07-27 |
KR20050059415A (ko) | 2005-06-20 |
EP1542499A3 (en) | 2005-06-29 |
EP1542499A2 (en) | 2005-06-15 |
CN1627864B (zh) | 2010-09-01 |
US20080107290A1 (en) | 2008-05-08 |
JP3958739B2 (ja) | 2007-08-15 |
US8107646B2 (en) | 2012-01-31 |
JP2005175985A (ja) | 2005-06-30 |
US20050129257A1 (en) | 2005-06-16 |
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