KR101500562B1 - 압전 스피커 - Google Patents
압전 스피커 Download PDFInfo
- Publication number
- KR101500562B1 KR101500562B1 KR20130161140A KR20130161140A KR101500562B1 KR 101500562 B1 KR101500562 B1 KR 101500562B1 KR 20130161140 A KR20130161140 A KR 20130161140A KR 20130161140 A KR20130161140 A KR 20130161140A KR 101500562 B1 KR101500562 B1 KR 101500562B1
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- acoustic diaphragm
- piezoelectric
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- attached
- piezoelectric layer
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
- H04R1/06—Arranging circuit leads; Relieving strain on circuit leads
-
- 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
- H04R7/04—Plane diaphragms
-
- 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
-
- 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
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Description
도 2는 도 1의 A-A 선의 단면도,
도 3은 도 2의 요부 구성도,
도 4는 본 발명의 다른 실시예에 따른 압전 스피커의 개략적인 종단면도.
20 : 패턴 전극
21 : 전원연결부 22 : 절곡패턴부
23 : 직선패턴부
30 : 접속단자
40 : 압전층
50 : 제2 음향 진동판
60 : 프레임
70 : 탄성부재
80 : 제1 진폭조절판
90 : 제2 진폭조절판
Claims (6)
- 제1 음향 진동판과;
상기 제1 음향 진동판의 상면에 회로 패턴으로 형성되고, 전기 신호를 인가하는 한 쌍의 패턴 전극과;
상기 패턴 전극의 상면에 적어도 2개 이상으로 평평하게 부착되고, 통전 가능한 재질로 형성되는 접속단자와;
상기 접속단자의 상면에 부착되고, 상기 패턴 전극을 통해 인가되는 전기 신호를 진동으로 변환하여 음향을 출력하는 압전층과;
상기 압전층의 상면에 부착되는 제2 음향 진동판과;
상기 제1 음향 진동판과 제2 음향 진동판을 둘러싸는 형태로 부착되는 프레임을; 포함하고,
상기 프레임의 내측면에 대응하여 상기 제1 음향 진동판의 상면 둘레와 상기 제2 음향 진동판 하면 둘레의 사이에 부착되고, 탄성 변형 가능한 재질로 형성되는 탄성부재를; 더 포함하는 것을 특징으로 하는 압전 스피커.
- 삭제
- 제1항에 있어서,
상기 패턴 전극은,
상기 압전층에 대해 평면 상에서 상호 대칭되게 구비되는 것을 특징으로 하는 압전 스피커.
- 제1항에 있어서,
상기 패턴 전극은,
상기 프레임에 좌우 한 쌍씩 설치되는 전원연결부와,
상기 전원연결부에 일단이 연결되고 타단이 상기 프레임의 내측으로 상기 제1 음향 진동판의 상면에 90도로 절곡된 상태로 상호 대칭되게 형성되는 절곡패턴부와,
상기 절곡패턴부의 끝단에서 90도로 절곡되어 상기 제1 음향 진동판의 상면에 한 쌍의 직선 형태로 형성되고 상기 접속단자가 그 상면에 부착되는 직선패턴부를,
포함하는 것을 특징으로 하는 압전 스피커.
- 제1항에 있어서,
상기 압전 스피커는,
상기 제1 음향 진동판의 하면에 부착되는 합성수지 재질의 제1 진폭조절판을;
더 포함하는 것을 특징으로 하는 압전 스피커.
- 제1항에 있어서,
상기 압전 스피커는,
상기 제2 음향 진동판의 상면에 부착되는 합성수지 재질의 제2 진폭조절판을;
더 포함하는 것을 특징으로 하는 압전 스피커.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20130161140A KR101500562B1 (ko) | 2013-12-23 | 2013-12-23 | 압전 스피커 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20130161140A KR101500562B1 (ko) | 2013-12-23 | 2013-12-23 | 압전 스피커 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR101500562B1 true KR101500562B1 (ko) | 2015-03-09 |
Family
ID=53026919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR20130161140A Active KR101500562B1 (ko) | 2013-12-23 | 2013-12-23 | 압전 스피커 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101500562B1 (ko) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102099084B1 (ko) * | 2019-04-23 | 2020-04-09 | (주)케이아이오티 | 수면 유도기능을 갖는 초저주파 스피커 모듈 |
| KR102131557B1 (ko) * | 2019-04-23 | 2020-07-08 | (주)케이아이오티 | 초저주파 스피커 모듈을 이용한 수면 유도 장치 및 방법 |
| WO2020189032A1 (ja) * | 2019-03-20 | 2020-09-24 | ヤマハ株式会社 | スピーカ、および楽器ケース |
| CN116055968A (zh) * | 2023-03-14 | 2023-05-02 | 武汉敏声新技术有限公司 | 压电扬声器及其制备方法、电子设备 |
| JP2024090332A (ja) * | 2022-12-23 | 2024-07-04 | エルジー ディスプレイ カンパニー リミテッド | 音響装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100073075A (ko) * | 2008-12-22 | 2010-07-01 | 한국전자통신연구원 | 압전형 스피커 및 이의 제작방법 |
| KR20110064369A (ko) * | 2009-12-08 | 2011-06-15 | 한국전자통신연구원 | 압전형 스피커 및 그 제조 방법 |
| KR20110104128A (ko) * | 2010-03-11 | 2011-09-22 | 에이알스페이서 주식회사 | 음향 라디에이터 |
| KR20130127342A (ko) * | 2012-05-14 | 2013-11-22 | 한국전자통신연구원 | 질량체를 가진 압전 스피커 및 그 제조 방법 |
-
2013
- 2013-12-23 KR KR20130161140A patent/KR101500562B1/ko active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100073075A (ko) * | 2008-12-22 | 2010-07-01 | 한국전자통신연구원 | 압전형 스피커 및 이의 제작방법 |
| KR20110064369A (ko) * | 2009-12-08 | 2011-06-15 | 한국전자통신연구원 | 압전형 스피커 및 그 제조 방법 |
| KR20110104128A (ko) * | 2010-03-11 | 2011-09-22 | 에이알스페이서 주식회사 | 음향 라디에이터 |
| KR20130127342A (ko) * | 2012-05-14 | 2013-11-22 | 한국전자통신연구원 | 질량체를 가진 압전 스피커 및 그 제조 방법 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020189032A1 (ja) * | 2019-03-20 | 2020-09-24 | ヤマハ株式会社 | スピーカ、および楽器ケース |
| KR102099084B1 (ko) * | 2019-04-23 | 2020-04-09 | (주)케이아이오티 | 수면 유도기능을 갖는 초저주파 스피커 모듈 |
| KR102131557B1 (ko) * | 2019-04-23 | 2020-07-08 | (주)케이아이오티 | 초저주파 스피커 모듈을 이용한 수면 유도 장치 및 방법 |
| JP2024090332A (ja) * | 2022-12-23 | 2024-07-04 | エルジー ディスプレイ カンパニー リミテッド | 音響装置 |
| JP7600203B2 (ja) | 2022-12-23 | 2024-12-16 | エルジー ディスプレイ カンパニー リミテッド | 音響装置 |
| CN116055968A (zh) * | 2023-03-14 | 2023-05-02 | 武汉敏声新技术有限公司 | 压电扬声器及其制备方法、电子设备 |
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