WO2014187115A1 - 一种双振膜扬声器模组 - Google Patents
一种双振膜扬声器模组 Download PDFInfo
- Publication number
- WO2014187115A1 WO2014187115A1 PCT/CN2013/089392 CN2013089392W WO2014187115A1 WO 2014187115 A1 WO2014187115 A1 WO 2014187115A1 CN 2013089392 W CN2013089392 W CN 2013089392W WO 2014187115 A1 WO2014187115 A1 WO 2014187115A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- diaphragm
- support base
- sound
- hole
- shell structure
- Prior art date
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 32
- 230000009977 dual effect Effects 0.000 claims description 48
- 230000006870 function Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000003466 welding Methods 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- 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
-
- 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
-
- 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
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- 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
- H04R9/06—Loudspeakers
- H04R9/063—Loudspeakers using a plurality of acoustic drivers
-
- 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
-
- 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
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/07—Suspension between moving magnetic core and housing
Definitions
- the present invention relates to the field of loudspeakers, and in particular to a loudspeaker module having a dual diaphragm. Background technique
- speakers with vibration function are widely used, and these speakers have the functions of a common speaker and a vibration motor.
- the magnetic circuit system which doubles as a vibrator is not fixed to the outer casing of the speaker, but is supported and fixed by the elastic supporting member, so that the speaker can be made when the magnetic circuit system vibrates. Produce a sense of vibration. Under low frequency conditions, a magnetic circuit system with a lower resonant frequency can produce a significant vibrational sensation, while a speaker vibration system with a voice coil as a vibrator does not produce significant vibration. At this time, the speaker can be applied as a vibration motor.
- the speaker can be applied as an electroacoustic transducer (ie, an ordinary speaker).
- the elastic support member for supporting the magnetic circuit system is mostly a metal elastic structure, which only serves to support the fixed magnetic circuit system, and does not contribute to the improvement of the low frequency acoustic characteristics of the speaker.
- the present invention has been made to solve the above problems in the prior art, and an object thereof is to provide a dual diaphragm speaker module including a dual diaphragm speaker unit, which is replaced by a diaphragm.
- Elastic support members support the magnetic circuit system to improve the low frequency acoustic characteristics of the entire speaker module.
- the present invention provides a dual diaphragm speaker module including: a housing having a first sound hole and a second sound hole; a support structure fixed on an inner wall of the outer casing; and a speaker unit including a first vibration a membrane, a voice coil, a magnetic circuit system and a second diaphragm, wherein the voice coil is combined with the first diaphragm, the magnetic circuit system is combined with the second diaphragm, and the voice coil is housed in a magnetic gap in the magnetic circuit system, and The edges of the first diaphragm and the second diaphragm are fixed on the support structure, wherein the peripheral housing, the support structure and the speaker unit form a first front sound chamber, a second front sound chamber and a rear sound chamber; the first front sound chamber a space between the first diaphragm and a peripheral housing portion adjacent to the first diaphragm, and communicates with the outside through a first sound hole on the peripheral housing; the second front acoustic
- the support structure may include a first support base and a second support base fixed on an inner wall of the peripheral housing, and a shell structure fixed between the first support base and the second support base, the first The edges of the diaphragm and the second diaphragm are fixed to the side walls of the shell structure.
- the shell structure may be integrally formed with the first support base and the second support base.
- the shell structure may be formed separately from the first support base and the second support base, and the shell structure and the speaker unit may constitute a separate speaker.
- an elastic buffer member may be provided between the shell structure and the first support base and between the shell structure and the second support base.
- first support base and the second support base may be hollow structures that are open at both ends, and the inner space of the shell structure may respectively pass through the through holes on the shell structure and the first support base and The internal space of the second support base is connected.
- the sidewall of the first support base may be formed with a through hole communicating with the first sound hole, and/or the sidewall of the second support seat may be formed to communicate with the second sound hole. Through hole.
- an inner space of the first support seat may communicate with the outside through the first sound hole, and/or an inner space of the second support seat may communicate with the outside through the second sound hole.
- an air filter may be provided inside or outside the first sound hole and/or the second sound hole.
- a sound vent hole may be formed in a portion of the shell structure between the first diaphragm and the second diaphragm.
- the first sound hole and/or the second sound hole may include one or more small hole or thin strip through holes.
- the dual diaphragm speaker module of the present invention comprises a dual diaphragm speaker unit, wherein the magnetic circuit system is supported by replacing the elastic support member by using the second diaphragm, and The dual diaphragm speaker module has two front sound chambers and two sound holes respectively communicating with the two front sound chambers, thereby making full use of the sound generated by the two diaphragms and improving the low frequency acoustic characteristics of the entire speaker module. . DRAWINGS
- FIG. 1 is an exploded perspective view showing the structure of the dual diaphragm speaker module of the first embodiment
- FIG. 2 is a perspective view showing the appearance of the dual diaphragm speaker module of the first embodiment
- 3 is a cross-sectional view showing the speaker in the dual diaphragm speaker module of the first embodiment.
- FIG. 4 is a cross-sectional view showing the first of the dual diaphragm speaker module according to the first embodiment.
- Figure 5 is a cross-sectional view showing the cross-sectional structure of the dual diaphragm speaker module of the first embodiment in the second direction;
- Figure 6 is an exploded perspective view showing the structure of the dual diaphragm speaker module of the second embodiment
- Figure 7 is a perspective view showing the appearance of the dual diaphragm speaker module of the second embodiment
- Figure 8 is a cross-sectional view showing the cross-sectional structure of the dual diaphragm speaker module of the second embodiment in the first direction.
- FIG. 1 is an exploded perspective view showing the structure of a dual diaphragm speaker module according to a first embodiment of the present invention
- FIG. 2 is a perspective view showing the outer shape of the dual diaphragm speaker module
- 3 is a cross-sectional view showing the structure of the speaker in the dual diaphragm speaker module
- FIG. 4 is a cross-sectional view showing the cross-sectional structure of the dual diaphragm speaker module in the first direction
- the dual diaphragm speaker module includes a first housing 1, a second housing 2, a dual diaphragm speaker 3, and a first support base (not shown). Shown) and the second support base 6.
- the first housing 1 is provided with a first sound hole 10
- the second housing 2 is provided with a second sound hole 20.
- the first support base is fixed to the inner wall of the first housing 1, and the second support base 6 is fixed to the inner wall of the second housing 2.
- the dual diaphragm speaker 3 is fixed between the first support base and the second support base 6.
- an elastic buffer member 4 may be provided between the dual diaphragm speaker 3 and the first support base and between the dual diaphragm speaker 3 and the second support base 6.
- the elastic cushioning member 4 may be a foam or a spring pad for better sealing between the dual diaphragm speaker 3 and the first support base and the second support base.
- the first housing 1 and the second housing 2 may be joined by gluing or ultrasonic welding, and the first housing 1 and the second housing 2 are combined to form a peripheral housing.
- the dual diaphragm speaker 3 includes a case structure 37 and a speaker unit, wherein the speaker unit includes a first diaphragm 31, a second diaphragm 32, a voice coil 33, and a magnetic circuit system, and the magnetic circuit system It may include a washer 34, a magnet 35, and a magnetic permeable frame 36 that are sequentially combined.
- the voice coil 33 is combined with the first diaphragm 31, and the magnetic circuit system is combined with the second diaphragm 32, and the voice coil 33 is housed in the magnetic gap in the magnetic circuit system.
- the edges of the first diaphragm 31 and the second diaphragm 32 are fixed to the side walls of the casing structure 37.
- the first diaphragm 31 may be identical in structure and material to the conventional diaphragm, i.e., has a ball top at a center position and a loop portion at an edge position, but is not limited thereto.
- the second diaphragm 32 may have a hollow annular structure, and the periphery of the magnetic permeable frame 36 is fixedly coupled to the inner edge of the annular structure of the second diaphragm 32, but is not limited thereto.
- the strength of the second diaphragm 32 may be greater than the strength of the first diaphragm 31.
- the second diaphragm 32 may be made of a material such as PU or silicone rubber.
- the speaker unit in the present invention has both a function of vibration and sound generation.
- the first diaphragm 31 and the voice coil 33 form a vibration system of the speaker unit.
- the voice coil 33 turns on the medium-high frequency signal
- the voice coil 33 is forced to vibrate up and down in the magnetic field of the magnetic circuit system, thereby driving the first vibration.
- Membrane 31 vibrates to The vibration of the vibration system under the medium and high frequency signals is realized, and at this time, the magnetic circuit system with a lower resonance frequency does not substantially vibrate.
- the vibration system When the voice coil 33 turns on the low frequency signal, the vibration system does not substantially vibrate, and the magnetic circuit system with a lower resonance frequency vibrates under the force generated by the voice coil 33, and drives the second diaphragm 32 to vibrate, so that The speaker unit generates a vibrating and low frequency acoustic signal, thereby improving the low frequency acoustic characteristics of the dual diaphragm speaker module.
- the first support base 5 and the second support base 6 are hollow structures that are open at both ends, and the inner space of the shell structure 37 of the speaker unit passes through the through holes 371 on the shell structure 37 respectively.
- the inner space of the support base 5 and the second support base 6 is in communication.
- the side wall of the first support base 5 is formed with a through hole communicating with the first sound hole 10 (the through hole is integrated with the first sound hole 10, not shown), and the sidewall of the second support base 6 is formed.
- There is a through hole communicating with the second sound hole 20 (the through hole is integrated with the second sound hole 20, not shown).
- a sound vent hole is formed on the shell structure portion between the first diaphragm 31 and the second diaphragm 32, the peripheral housing, the first support base 5, the second support base 6, the housing structure 37, and the speaker unit.
- a first front acoustic cavity I, a second front acoustic cavity II and a rear acoustic cavity III are formed.
- the first front acoustic cavity I includes a space between the first diaphragm 31 and a peripheral housing portion adjacent to the first diaphragm 31, and communicates with the outside through the first sound hole 10 on the peripheral housing, thereby making the first vibration
- the sound generated by the film 31 can be transmitted to the outside through the first sound hole 10.
- the second front sound chamber II includes a space between the second diaphragm 32 and a peripheral housing portion of the second diaphragm 32, and communicates with the outside through the second sound hole 20 on the peripheral housing, thereby making the second vibration
- the sound generated by the film 32 can be transmitted to the outside through the second sound hole 20.
- the rear acoustic cavity III includes a space between the first diaphragm 31 and the second diaphragm 32, and the vent hole 30 connects the space between the first diaphragm 31 and the second diaphragm 32 with the outer space of the casing structure 37.
- the rear acoustic cavity III forms a sealed cavity.
- the case structure 37 is formed separately from the first support base 5 and the second support base 6, and the case structure 37 and the speaker unit constitute a separate speaker.
- an elastic buffer member 4 may be provided between the shell structure 37 and the first support base 5 and between the shell structure 37 and the second support base 6, respectively.
- the shell structure 37 may also be formed integrally with the first support base 5 and the second support base 6.
- first support base 5 and the second support base 6 fixed to the inner wall of the peripheral casing and the casing structure 37 fixed between the first support base 5 and the second support base 6 can be regarded as more general support.
- the support structure is fixed to an inner wall of the outer casing
- the edges of the first diaphragm 31 and the second diaphragm 32 are fixed on the support structure, and the peripheral housing, the support structure and the speaker unit form a first front acoustic cavity I, a second front acoustic cavity, and a rear Sound chamber III.
- Figure 6 is an exploded perspective view showing the structure of the dual diaphragm speaker module of the second embodiment
- Figure 7 is a perspective view showing the outer shape of the dual diaphragm speaker module
- Figure 8 is a cross-sectional view, The cross-sectional structure of the dual diaphragm speaker module in the first direction is shown.
- the dual diaphragm speaker module described in the second embodiment is different from the dual diaphragm speaker module described in the first embodiment in the second embodiment.
- the inner space of the first support base 5 communicates with the outside through the first sound output hole 10'. That is, in the second embodiment, the through hole may not be disposed on the sidewall of the first support base 5, and the first sound hole 10' on the peripheral housing directly faces the open end of the first support base 5, Further, the first diaphragm 31 is directly faced.
- an air filter may be provided inside or outside the first sound hole 10' to prevent dust from falling into the inside of the speaker module from the first sound hole 10'.
- a metal mesh or a non-metal mesh such as a nylon mesh
- dustproofing may be provided by injection molding, hot melt, or the like.
- the arrangement of the second sound hole 20 may be the same as that of the second sound hole 20 in the first embodiment, that is, disposed on the side wall of the peripheral casing, and disposed on the second support.
- the through holes on the side walls of the seat 6 are in communication.
- the arrangement of the second sound hole 20 may be similar to the arrangement of the first sound hole 10' in the second embodiment, i.e., disposed to directly face the second diaphragm 32.
- the first sound hole is disposed in the same manner as the first sound hole in the first embodiment, SP is disposed on the side wall of the peripheral casing, and is disposed on the side wall of the first support base 5.
- the through holes are connected, and the arrangement of the second sound holes is similar to the arrangement of the first sound holes in the second embodiment, that is, to face the second diaphragm 32 directly.
- the first sound hole and/or the second sound hole in the above embodiment may include one or more small hole or thin strip through holes.
- the design of the shape of the first sound hole and the second sound hole depends on the peripheral housing and its internal support structure as well as the structure and space limitations of the speaker unit and the flexibility depending on the acoustic effect.
- the structure of the peripheral frame in the above embodiment may be a rectangular parallelepiped structure, or may have other regular or irregular shapes, and may also be a knot with curved edges, grooves, etc., which are common in speaker modules. Do not.
- the dual diaphragm speaker module of the present invention includes a dual diaphragm speaker unit, wherein the magnetic circuit system is supported by replacing the elastic support member with the second diaphragm, and the dual diaphragm speaker
- the module has two front sound chambers and two sound holes respectively communicating with the two front sound chambers, so that the sound generated by the two diaphragms can be fully utilized and the low frequency acoustic characteristics of the entire speaker module can be improved.
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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)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020157035755A KR101726838B1 (ko) | 2013-05-18 | 2013-12-13 | 더블 다이어프램 스피커 모듈 |
EP13884982.3A EP2999240B1 (en) | 2013-05-18 | 2013-12-13 | Double-vibrating-diaphragm loudspeaker module |
DK13884982.3T DK2999240T3 (en) | 2013-05-18 | 2013-12-13 | Speaker module with double vibrating diaphragm |
US14/892,121 US9628900B2 (en) | 2013-05-18 | 2013-12-13 | Double-vibrating-diaphragm loudspeaker module |
JP2016514248A JP6082846B2 (ja) | 2013-05-18 | 2013-12-13 | ダブルダイアフラム型スピーカーモジュール |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310187433.8 | 2013-05-18 | ||
CN201310187433.8A CN103297904B (zh) | 2013-05-18 | 2013-05-18 | 一种双振膜扬声器模组 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014187115A1 true WO2014187115A1 (zh) | 2014-11-27 |
Family
ID=49098106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2013/089392 WO2014187115A1 (zh) | 2013-05-18 | 2013-12-13 | 一种双振膜扬声器模组 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9628900B2 (zh) |
EP (1) | EP2999240B1 (zh) |
JP (1) | JP6082846B2 (zh) |
KR (1) | KR101726838B1 (zh) |
CN (1) | CN103297904B (zh) |
DK (1) | DK2999240T3 (zh) |
WO (1) | WO2014187115A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017535090A (ja) * | 2014-12-26 | 2017-11-24 | ゴーアテック インコーポレイテッドGoertek Inc | スピーカモジュール |
CN108425550A (zh) * | 2018-05-30 | 2018-08-21 | 广东汇泰龙科技有限公司 | 一种智能门锁的侧出声音腔结构 |
Families Citing this family (47)
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CN103118320B (zh) * | 2013-01-18 | 2015-11-11 | 歌尔声学股份有限公司 | 一种超薄扬声器模组 |
KR101819734B1 (ko) | 2013-05-10 | 2018-01-17 | 고어텍 인크 | 스피커모듈 사운드홀 차폐부재와 그 장착방법 및 스피커모듈 |
CN103297904B (zh) * | 2013-05-18 | 2015-09-02 | 歌尔声学股份有限公司 | 一种双振膜扬声器模组 |
CN104717584A (zh) * | 2013-12-12 | 2015-06-17 | 山东共达电声股份有限公司 | 一种具有侧出声音腔的音箱及具有该音箱的电子设备 |
CN203813956U (zh) | 2014-01-26 | 2014-09-03 | 歌尔声学股份有限公司 | 多振膜扬声器系统 |
CN103781002B (zh) * | 2014-01-26 | 2017-07-28 | 歌尔股份有限公司 | 一种多振膜扬声器 |
CN104202700B (zh) * | 2014-06-30 | 2019-01-01 | 歌尔股份有限公司 | 发声器件 |
CN204425608U (zh) * | 2015-02-02 | 2015-06-24 | 瑞声光电科技(常州)有限公司 | 扬声器箱 |
CN104883649A (zh) * | 2015-06-05 | 2015-09-02 | 歌尔声学股份有限公司 | 振动发声装置 |
CN204761633U (zh) * | 2015-06-10 | 2015-11-11 | 瑞声光电科技(常州)有限公司 | 发声器件 |
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CN108271104A (zh) * | 2017-12-21 | 2018-07-10 | 瑞声科技(新加坡)有限公司 | 扬声器箱 |
CN108174338A (zh) * | 2017-12-21 | 2018-06-15 | 瑞声科技(新加坡)有限公司 | 扬声器箱及其装配方法 |
CN108513228A (zh) * | 2018-06-25 | 2018-09-07 | 歌尔股份有限公司 | 扬声器及便携终端 |
CN108696806B (zh) * | 2018-06-25 | 2023-11-21 | 歌尔股份有限公司 | 扬声器及便携终端 |
CN108882125A (zh) * | 2018-08-02 | 2018-11-23 | 瑞声科技(新加坡)有限公司 | 扬声器箱 |
CN108924718B (zh) * | 2018-10-12 | 2020-06-02 | 歌尔股份有限公司 | 扬声器模组 |
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CN109511061B (zh) * | 2018-12-27 | 2024-04-05 | 歌尔股份有限公司 | 微型发声器件和电子产品 |
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KR101726838B1 (ko) | 2017-04-13 |
US20160119718A1 (en) | 2016-04-28 |
EP2999240A4 (en) | 2017-03-29 |
US9628900B2 (en) | 2017-04-18 |
JP6082846B2 (ja) | 2017-02-15 |
KR20160010575A (ko) | 2016-01-27 |
CN103297904A (zh) | 2013-09-11 |
DK2999240T3 (en) | 2019-03-11 |
EP2999240B1 (en) | 2018-12-05 |
CN103297904B (zh) | 2015-09-02 |
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JP2016524390A (ja) | 2016-08-12 |
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