KR102252020B1 - 체적 조절 부재를 구비하는 음향 재생 장치 - Google Patents
체적 조절 부재를 구비하는 음향 재생 장치 Download PDFInfo
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- KR102252020B1 KR102252020B1 KR1020190148592A KR20190148592A KR102252020B1 KR 102252020 B1 KR102252020 B1 KR 102252020B1 KR 1020190148592 A KR1020190148592 A KR 1020190148592A KR 20190148592 A KR20190148592 A KR 20190148592A KR 102252020 B1 KR102252020 B1 KR 102252020B1
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- KR
- South Korea
- Prior art keywords
- sound
- upper housing
- housing
- conversion device
- acoustic
- 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.)
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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
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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
- H04R1/20—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
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
- H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
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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
- H04R1/20—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
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
- H04R1/2846—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
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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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
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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
- H04R2460/11—Aspects relating to vents, e.g. shape, orientation, acoustic properties in ear tips of hearing devices to prevent occlusion
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Multimedia (AREA)
- Headphones And Earphones (AREA)
Abstract
본 발명은 방음구가 형성되는 상부 하우징 및 상부 하우징과 결합되는 하부 하우징을 포함하는 하우징; 하우징 내에 설치되며, 방음구 측으로 음향을 방출하는 음향변환장치; 및 음향변환장치와 상부 하우징 사이에 설치되며 방음구 측으로 음향변환장치의 음향을 안내하며, 음향변환장치의 진동판과 상부 하우징 사이 공간의 체적을 변경하여 음향 특성을 튜닝할 수 있는 하나 이상의 이너 케이스;를 포함하는 것을 특징으로 하는 음향 재생 장치를 제공한다.
Description
도 2는 본 발명의 일 실시예에 따른 음향 재생 장치의 단면도,
도 3은 본 발명의 일 실시예에 따른 주파수에 따른 음압과 종래 기술에 따른 음압을 비교한 그래프.
Claims (4)
- 음향을 사용자의 외이도 측으로 방출할 수 있는 방음구가 형성되는 상부 하우징 및 상부 하우징과 결합되는 하부 하우징을 포함하는 하우징;
하우징 내에 설치되며, 방음구 측으로 음향을 방출하도록 상부 하우징과 마주하는 측에 진동판이 노출되는 음향변환장치; 및
음향변환장치와 상부 하우징 사이의 빈 공간인 음향 공간에 설치되며 방음구 측으로 음향변환장치의 음향을 안내하며, 음향변환장치의 진동판과 마주하는 면의 형상이 진동판의 형상에 대응하도록 음향변환장치의 진동판과 상부 하우징 사이의 음향 공간의 일부를 메워줌으로써 음향 공간의 체적을 변경하여 음향 특성을 튜닝할 수 있는 하나 이상의 이너 케이스;를 포함하는 것을 특징으로 하는 음향 재생 장치. - 삭제
- 제1항에 있어서,
이너 케이스와 상부 하우징은 일체로 형성되는 것을 특징으로 하는 음향 재생 장치. - 제1항에 있어서,
이너케이스는 복수 개 분할된 부품으로 이루어지며, 상부 하우징 내에 장착된 분할된 부품의 갯수는 선택가능한 것을 특징으로 하는 음향 재생 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020190148592A KR102252020B1 (ko) | 2019-11-19 | 2019-11-19 | 체적 조절 부재를 구비하는 음향 재생 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020190148592A KR102252020B1 (ko) | 2019-11-19 | 2019-11-19 | 체적 조절 부재를 구비하는 음향 재생 장치 |
Publications (1)
Publication Number | Publication Date |
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KR102252020B1 true KR102252020B1 (ko) | 2021-05-14 |
Family
ID=75915233
Family Applications (1)
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KR1020190148592A Active KR102252020B1 (ko) | 2019-11-19 | 2019-11-19 | 체적 조절 부재를 구비하는 음향 재생 장치 |
Country Status (1)
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KR (1) | KR102252020B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4742887A (en) | 1986-02-28 | 1988-05-10 | Sony Corporation | Open-air type earphone |
KR100694160B1 (ko) | 2005-12-29 | 2007-03-12 | 삼성전자주식회사 | 가변 덕트부를 가지는 이어폰 |
KR101644738B1 (ko) * | 2015-02-12 | 2016-08-01 | 부전전자 주식회사 | 케이블 스토퍼부재가 구비된 이어폰 |
KR20180132197A (ko) * | 2017-06-01 | 2018-12-12 | 주식회사 이엠텍 | 공명 프로텍터를 포함하는 이어폰용 다이나믹 리시버 |
-
2019
- 2019-11-19 KR KR1020190148592A patent/KR102252020B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4742887A (en) | 1986-02-28 | 1988-05-10 | Sony Corporation | Open-air type earphone |
KR100694160B1 (ko) | 2005-12-29 | 2007-03-12 | 삼성전자주식회사 | 가변 덕트부를 가지는 이어폰 |
KR101644738B1 (ko) * | 2015-02-12 | 2016-08-01 | 부전전자 주식회사 | 케이블 스토퍼부재가 구비된 이어폰 |
KR20180132197A (ko) * | 2017-06-01 | 2018-12-12 | 주식회사 이엠텍 | 공명 프로텍터를 포함하는 이어폰용 다이나믹 리시버 |
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