CN213342671U - Loudspeaker module and electronic equipment - Google Patents
Loudspeaker module and electronic equipment Download PDFInfo
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- CN213342671U CN213342671U CN202022496471.XU CN202022496471U CN213342671U CN 213342671 U CN213342671 U CN 213342671U CN 202022496471 U CN202022496471 U CN 202022496471U CN 213342671 U CN213342671 U CN 213342671U
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Abstract
The present disclosure relates to a speaker module and electronic equipment, the speaker module is applied to electronic equipment, the speaker module includes: the sound production main part, front cavity structure and back cavity structure. The front cavity structure and/or the rear cavity structure of the loudspeaker module are/is internally provided with at least one blocking structure, so that the front cavity structure and/or the rear cavity structure are/is separated into at least two sounding cavities by the blocking structure, and the two adjacent sounding cavities are communicated through a sound transmission channel on the blocking structure, so that air vibration and sound wave transmission are realized. Through the cooperation of at least two sounding cavities and the sound transmission channel in the front cavity structure and/or the rear cavity structure, the interference of the front cavity structure with a single cavity on a frequency response curve of the loudspeaker module is effectively improved, the sound distortion problems of sharp sound, tooth sound and the like in the sounding process are avoided, and the sounding performance of the loudspeaker module and the electronic equipment is improved.
Description
Technical Field
The present disclosure relates to the field of electronic technologies, and in particular, to a speaker module and an electronic device.
Background
In the related art, electronic devices such as mobile phones generally include a speaker module for implementing functions such as voice call and audio playing. However, based on design factors of appearance or internal structure, the front or back of the electronic device is inconvenient to punch, so that the speaker module needs to pass through a front cavity when being matched with the sound outlet hole on the side surface of the electronic device, and the front cavity is matched with the sound outlet hole on the side surface of the electronic device in a setting mode so as to directly influence the frequency response curve of the speaker module, thereby causing sound distortion problems such as sharp sound, serious tooth sound and the like.
SUMMERY OF THE UTILITY MODEL
The present disclosure provides a speaker module and an electronic device, so as to improve the sound production performance of the speaker module and the electronic device.
According to a first aspect of the present disclosure, a speaker module is provided, which is applied to an electronic device, the speaker module includes: the sounding structure comprises a sounding main body, a front cavity structure and a rear cavity structure, wherein the front cavity structure and the rear cavity structure are respectively communicated with the sounding main body;
at least one baffle structure is arranged in the front cavity structure and/or the rear cavity structure; the baffle structure divides the front cavity structure into at least two sounding cavities, and/or the baffle structure divides the rear cavity structure into at least two sounding cavities; the sound transmission channel communicated with the adjacent sounding cavities is arranged on the blocking structure, and the sounding cavities and the sound transmission channel form an acoustic resonant cavity.
Optionally, the sound generating main body includes a diaphragm, and at least one of the blocking structures is perpendicular to the diaphragm.
Optionally, a plurality of the blocking structures are arranged in the front cavity structure and/or the rear cavity structure; at least two in the front cavity structure separate and keep off and form the predetermined contained angle between the structure, and/or, at least two in the back cavity structure separate and keep off and form the predetermined contained angle between the structure.
Optionally, at least two of the barrier structures are connected.
Optionally, the blocking structures are arranged in parallel.
Optionally, at least one of the sound transmission channels is provided with a plurality of sound transmission channels arranged at intervals.
Optionally, the sound transmission channels on the same baffle structure have the same size.
Optionally, the sound transmission channels are spaced apart by the same distance.
Optionally, at least one of the sound transmission channels is disposed on the at least one blocking structure, and the sound transmission channel is disposed in a middle region of the blocking structure.
According to a second aspect of the present disclosure, an electronic device is provided, where the electronic device includes a device housing and any one of the speaker modules of the first aspect, and the device housing is provided with a sound outlet hole corresponding to the front cavity structure.
The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:
the utility model discloses be equipped with at least one in the antechamber structure of speaker module and/or the back cavity structure and separate fender structure for antechamber structure and/or back cavity structure are separated by separating fender structure and are separated into two at least sound production cavitys, through separating the structural biography sound passageway intercommunication of keeping off between two adjacent sound production cavitys, with the transmission of realization air vibration and sound wave. Through the cooperation of at least two sounding cavities and the sound transmission channel in the front cavity structure and/or the rear cavity structure, the interference of the front cavity structure with a single cavity on a frequency response curve of the loudspeaker module is effectively improved, the sound distortion problems of sharp sound, tooth sound and the like in the sounding process are avoided, and the sounding performance of the loudspeaker module and the electronic equipment is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic cross-sectional view of a speaker module according to an exemplary embodiment of the disclosure;
fig. 2 is a second schematic cross-sectional view of a speaker module according to an exemplary embodiment of the present disclosure;
FIG. 3 is a graph illustrating frequency response of a speaker module according to an exemplary embodiment of the present disclosure;
FIG. 4 is a graph of frequency response of a speaker module according to another exemplary embodiment of the present disclosure;
FIG. 5 is a schematic diagram of a front perspective structure of an electronic device in an exemplary embodiment of the present disclosure;
FIG. 6 is a schematic diagram of a front perspective structure of an electronic device in another exemplary embodiment of the present disclosure;
fig. 7 is a third schematic cross-sectional view illustrating a speaker module according to an exemplary embodiment of the present disclosure;
fig. 8 is a schematic front perspective structural view of an electronic device in yet another exemplary embodiment of the present disclosure.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
In the related art, electronic devices such as mobile phones generally include a speaker module for implementing functions such as voice call and audio playing. However, based on design factors of appearance or internal structure, the front or back of the electronic device is inconvenient to punch, so that the speaker module needs to pass through a front cavity when being matched with the sound outlet hole on the side surface of the electronic device, and the front cavity is matched with the sound outlet hole on the side surface of the electronic device in a setting mode so as to directly influence the frequency response curve of the speaker module, thereby causing sound distortion problems such as sharp sound, serious tooth sound and the like.
The present disclosure provides a speaker module applied to an electronic device. The speaker module includes: the sounding structure comprises a sounding main body, a front cavity structure and a rear cavity structure, wherein the front cavity structure and the rear cavity structure are respectively communicated with the sounding main body. The front cavity structure and/or the rear cavity structure are/is internally provided with at least one blocking structure, the blocking structure separates the front cavity structure into at least two sounding cavities, and/or the blocking structure separates the rear cavity structure into at least two sounding cavities, the blocking structure is provided with a sound transmission channel communicated with the adjacent sounding cavities, and the sounding cavities and the sound transmission channel form an acoustic resonant cavity.
The front cavity structure and/or the rear cavity structure of the loudspeaker module are/is internally provided with at least one blocking structure, so that the front cavity structure and/or the rear cavity structure are/is separated into at least two sounding cavities by the blocking structure, and the two adjacent sounding cavities are communicated through a sound transmission channel on the blocking structure, so that air vibration and sound wave transmission are realized. Through the cooperation of at least two sounding cavities and the sound transmission channel in the front cavity structure and/or the rear cavity structure, the interference of the front cavity structure with a single cavity on a frequency response curve of the loudspeaker module is effectively improved, the sound distortion problems of sharp sound, tooth sound and the like in the sounding process are avoided, and the sounding performance of the loudspeaker module is improved.
It should be noted that the blocking structure may be disposed in the front cavity structure and/or the rear cavity structure of the speaker module, and the following description will exemplarily illustrate the structural arrangement of the speaker module by taking the blocking structure disposed in the front cavity structure or the blocking structure disposed in the rear cavity structure as an example, respectively:
fig. 1 is a schematic cross-sectional view of a speaker module according to an exemplary embodiment of the disclosure. As shown in fig. 1, the speaker module 1 includes: the sound generating device comprises a sound generating main body 11, a front cavity structure 12 and a rear cavity structure 13, wherein the front cavity structure 12 and the rear cavity structure 13 are respectively communicated with the sound generating main body 11. At least one baffle structure 14 is arranged in the front cavity structure 12, the baffle structure 14 divides the front cavity structure 12 into at least two sounding cavities 15, a sound transmission channel 141 communicated with the adjacent sounding cavities 15 is arranged on the baffle structure 14, and the sounding cavities 15 and the sound transmission channel 141 form an acoustic resonant cavity.
Due to the presence of the front volume structure 12, the acoustic response of the loudspeaker module 1 to audio signals is formed by the combination of air vibrations in the front volume structure 12 and the rear volume structure 13. The front cavity structure 12 with a single cavity makes the loudspeaker module 1 have a large sound response in a certain frequency band, for example, a peak is suddenly formed in the middle and high frequency band of the frequency response curve, which affects the sound reproduction performance of the loudspeaker module 1, and the phenomena of sharp sound, serious tooth sound and the like occur in the middle and high frequency band.
This front cavity structure 12 of speaker module 1 is equipped with at least one and separates fender structure 14 for front cavity structure 12 is separated into two at least vocal cavitys 15 by separating fender structure 14, through separating the biography sound passageway 141 intercommunication on the fender structure 14 between two adjacent vocal cavitys 15, and the transmission of air vibration and sound wave is assisted to be realized to biography sound passageway 141. Through two at least sounding cavities 15 and the cooperation of biography sound passageway 141 in the antechamber structure 12, the sounding structure in the antechamber structure 12 has been changed, make two at least sounding cavities 15 in the antechamber structure 12, the air in biography sound passageway 141 and the back chamber structure 13 vibrates the sound production simultaneously, the interference of antechamber structure 12 to speaker module 1 frequency response curve that possesses single cavity has effectively been improved, sound in the sound production process is sharp-pointed, sound distortion problems such as tooth sound have been avoided, the sound production performance of speaker module 1 has been promoted.
Fig. 2 is a second schematic cross-sectional view of a speaker module according to an exemplary embodiment of the disclosure. As shown in fig. 2, the speaker module 1 includes: the sound generating device comprises a sound generating main body 11, a front cavity structure 12 and a rear cavity structure 13, wherein the front cavity structure 12 and the rear cavity structure 13 are respectively communicated with the sound generating main body 11. At least one separating structure 14 is arranged in the rear cavity structure 13, the separating structure 14 separates the rear cavity structure 13 into at least two sounding cavities 15, a sound transmission channel 141 communicated with the adjacent sounding cavities 15 is arranged on the separating structure 14, and the sounding cavities 15 and the sound transmission channel 141 form an acoustic resonant cavity.
This disclosed speaker module 1's rear cavity structure 13 is equipped with at least one and separates fender structure 14 for rear cavity structure 13 is separated into two at least vocal cavitys 15 by separating fender structure 14, through separating the biography sound passageway 141 intercommunication on the fender structure 14 between two adjacent vocal cavitys 15, in order to realize the transmission of air vibration and sound wave. Through the cooperation of two at least sounding cavities 15 and acoustic transmission channel 141 in the rear cavity structure 13, the sounding structure in the rear cavity structure 13 has been changed for the air in two at least sounding cavities 15, acoustic transmission channel 141 and the front cavity structure 12 in the rear cavity structure 13 vibrates the sound simultaneously.
Due to the presence of the front volume structure 12, the acoustic response of the loudspeaker module 1 to audio signals is formed by the combination of air vibrations in the front volume structure 12 and the rear volume structure 13. The front cavity structure 12 makes the loudspeaker module 1 have a large sound response in a certain frequency band, for example, a peak is suddenly formed in the middle and high frequency band of the frequency response curve, which affects the sound reproduction performance of the loudspeaker module 1, and the phenomena of sharp sound, serious tooth sound and the like occur in the middle and high frequency band. In the above embodiment, S1 in fig. 3 represents the frequency response curve of the speaker module 1 in which the front cavity structure 12 is the single sounding cavity 15, and S2 in fig. 4 represents the frequency response curve of the speaker module 1 in which the front cavity structure 12 is the single sounding cavity 15 and the baffle structure 14 is disposed in the rear cavity structure 13. As shown in fig. 3 and 4, the frequency band of the peak is formed in the front cavity structure 12, for example, at the frequency of the frequency response curve F1, the trough of the sound response formed in the frequency band is formed by using the sound generating structure improvement of the rear cavity structure 13, at this time, the rear cavity structure 13 is matched with the front cavity structure 12, so that the whole sound response effect of the speaker module 1 in the frequency band can be neutralized, the interference of the front cavity structure 12 with a single cavity on the frequency response curve of the speaker module 1 is reduced, the sound distortion problems of sharp sound, tooth sound and the like in the sound generating process are avoided, and the sound generating performance of the speaker module 1 is improved.
Or, in other embodiments, the blocking structure 14 may be disposed on the front cavity structure 12 and the rear cavity structure 13 at the same time, and the structure and number of the sound-generating cavity 15 of the speaker module 1 are improved by using the front cavity structure 12 and the rear cavity structure 13, so as to improve the adverse effect of the front cavity structure 12 on the frequency response curve, and avoid the sound distortion problems such as sharp sound and tooth sound during the sound generation process.
In the above embodiment, the sound transmission channel 141 may be a through hole or a slit provided on the baffle structure 14, and the size of the sound transmission channel 141 may be adaptively set according to the overall structure of the speaker module 1. Here, the cross-sectional shape of the sound transmission channel 141 may be a circle, a rectangle, an irregular figure, etc., and the present disclosure does not limit this. For example, in the embodiment shown in fig. 2, the air vibration frequency of the front cavity structure 12 may be determined, and then the air vibration frequency of the rear cavity structure 13 may be determined according to the air vibration frequency of the front cavity structure 12, so as to determine the air vibration frequency of each sounding cavity 15 in the rear cavity structure 13. When the air vibration frequency of each sounding cavity 15 is determined, the thickness L of the baffle structure 14, the characteristic dimension a of the sound transmission channel 141, and the volumes V1, V2 of each sounding cavity 15 can be obtained through calculation, and when the cross-sectional dimension of the sound transmission channel 141 is circular, the characteristic dimension a may be the diameter of the circle.
The following description will exemplarily describe the structure of the speaker module 1 by using the baffle structure 14 in the rear cavity structure 13 as an example:
in some embodiments, as shown in fig. 5, the sound generating body 11 includes a diaphragm 111, and the at least one baffle structure 14 is disposed perpendicular to the diaphragm 111. The diaphragm 111, as a main sound generating structure in the sound generating body 11, can drive the air vibration in the front cavity structure 12 and the rear cavity structure 13 by its own vibration, thereby realizing sound generation. In the electronic device 2, the diaphragm 111 of the speaker module 1 is generally parallel to a conventional use surface of the electronic device 2, for example, when the electronic device 2 is a mobile phone, the diaphragm 111 of the speaker module 1 may be parallel to a front surface of the mobile phone assembled with a screen. The baffle structure 14 perpendicular to the diaphragm 111 is used for dividing the sounding cavities 15, so that the sound response effect of at least two sounding cavities 15 formed by the baffle structure 14 is convenient to calculate, and the structure setting of the loudspeaker module 1 can be simplified.
In other embodiments, the baffle structure 14 may be inclined from the diaphragm 111 by a predetermined angle, or the baffle structure 14 may be parallel to the diaphragm 111, which is not limited in this disclosure.
In some embodiments, one or more baffle structures 14 are disposed in the front cavity structure 12 and/or the rear cavity structure 13, and when a plurality of baffle structures 14 are disposed in the front cavity structure 12 and/or the rear cavity structure 13, a predetermined included angle is formed between at least two baffle structures 14 in the front cavity structure 12, and/or a predetermined included angle is formed between at least two baffle structures 14 in the rear cavity structure 13.
The baffle structure 14 is provided in the rear cavity structure 13 as an example. In one embodiment, as shown in fig. 5, when one baffle structure 14 is disposed in the back cavity structure 13, the baffle structure 14 may be disposed perpendicular to the diaphragm 111 to divide the back cavity structure 13 into two sound-emitting cavities 15. In another embodiment, as shown in fig. 6, two baffle structures 14 may be disposed in the rear cavity structure 13, and the two baffle structures 14 are disposed vertically, so as to optimize the structure of the sound-generating cavities 15 through the positional relationship between the baffle structures 14, thereby improving the sound effect of the speaker sound module.
In the above embodiments, at least two baffle structures 14 may be connected to increase the structural stability of the baffle structures 14 by the interconnecting baffle structures 14, and the structural arrangement of the sound-emitting cavity 15 may also be optimized by the interconnecting baffle structures 14.
Or, as shown in fig. 7, the blocking structures 14 may also be arranged in parallel, two blocking structures 14 may be arranged in the rear cavity structure 13, the two blocking structures 14 are parallel to each other, and a preset interval is arranged between the two blocking structures 14, so as to calculate the sound production effect of the sound production cavity 15 formed by the blocking structures 14.
In some embodiments, a plurality of sound transmission channels 141 are provided on at least one baffle structure 14 at intervals, so as to improve the vibration effect of air and the transmission effect of sound waves through the plurality of sound transmission channels 141. Wherein, the sizes of the plurality of sound transmission channels 141 on the same baffle structure 14 can be the same, so as to facilitate the structural arrangement; alternatively, the size of the plurality of sound transmission channels 141 on the same baffle structure 14 may also be different, and the present disclosure is not limited thereto.
In the above-described embodiment, the adjacent sound transmission channels 141 are spaced apart by the same distance, so that the sound transmission channels 141 are structurally arranged. Alternatively, the spacing distances of adjacent sound transmission channels 141 may be different to increase the flexibility of the arrangement of sound transmission channels 141 while facilitating the improvement of the acoustic response effect created by rear cavity structure 13 by adjusting the spacing of sound transmission channels 141.
In other embodiments, at least one of the baffle structures 14 may be provided with a sound transmission channel 141, and the sound transmission channel 141 is disposed in the middle region of the baffle structure 14, so as to realize the transmission of sound waves and air vibrations between the adjacent sounding cavities 15 through the sound transmission channel 141 located in the middle region of the baffle structure 14, which is simple, reliable and easy to implement.
The present disclosure further provides an electronic device, as shown in fig. 8, the electronic device 2 includes a device housing 21 and the speaker module 1, where the device housing 21 is provided with a sound outlet 211, and the sound outlet 211 corresponds to the front cavity structure 12.
It should be noted that the diaphragm 111 of the speaker module 1 is parallel to the front surface of the electronic device 2, and the sound outlet hole 211 may be disposed on the side surface of the device housing 21, so as to achieve the side sound generating effect of the electronic device 2 through the structural improvement of the speaker module 1, and simultaneously improve the sound response effect of the speaker module 1.
Because the front cavity structure 12 and/or the rear cavity structure 13 of the speaker module 1 are/is internally provided with at least one blocking structure 14, the front cavity structure 12 and/or the rear cavity structure 13 are/is separated into at least two sounding cavities 15 by the blocking structure 14, and the two adjacent sounding cavities 15 are communicated through the sound transmission channel 141 on the blocking structure 14, so that the transmission of air vibration and sound waves is realized. Through the cooperation of at least two sounding cavities 15 and the acoustic channel 141 in the front cavity structure 12 and/or the rear cavity structure 13, the interference of the front cavity structure 12 with a single cavity to the frequency response curve of the speaker module 1 is effectively improved, the sound distortion problems of sharp sound, tooth sound and the like in the sounding process are avoided, and the sounding performance of the speaker module 1 and the electronic equipment 2 is improved.
It should be noted that the electronic device 2 may be a mobile phone, a wearable device, a tablet computer, a television, a vehicle-mounted terminal, a medical terminal, and the like, and the disclosure does not limit this.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. The utility model provides a speaker module which characterized in that is applied to electronic equipment, speaker module includes: the sounding structure comprises a sounding main body, a front cavity structure and a rear cavity structure, wherein the front cavity structure and the rear cavity structure are respectively communicated with the sounding main body;
at least one baffle structure is arranged in the front cavity structure and/or the rear cavity structure; the baffle structure divides the front cavity structure into at least two sounding cavities, and/or the baffle structure divides the rear cavity structure into at least two sounding cavities; the sound transmission channel communicated with the adjacent sounding cavities is arranged on the blocking structure, and the sounding cavities and the sound transmission channel form an acoustic resonant cavity.
2. The speaker module as claimed in claim 1, wherein the sound generating body comprises a diaphragm, and at least one of the baffle structures is disposed perpendicular to the diaphragm.
3. A loudspeaker module according to claim 1, wherein a plurality of said baffle structures are provided in said front and/or rear chamber structures; at least two in the front cavity structure separate and keep off and form the predetermined contained angle between the structure, and/or, at least two in the back cavity structure separate and keep off and form the predetermined contained angle between the structure.
4. A loudspeaker module according to claim 3, wherein at least two of the baffle structures are connected.
5. A loudspeaker module as claimed in claim 3, wherein the baffle structures are arranged in parallel.
6. The speaker module as claimed in claim 1, wherein at least one of the baffle structures is provided with a plurality of the sound transmission channels at intervals.
7. A loudspeaker module according to claim 6, wherein the sound transmission channels of the same baffle structure are of the same size.
8. A loudspeaker module as claimed in claim 6, wherein adjacent sound-transmitting channels are spaced apart by the same distance.
9. The speaker module as claimed in claim 1, wherein at least one of the baffle structures is provided with one of the sound transmission channels, and the sound transmission channel is provided in a middle region of the baffle structure.
10. An electronic device, comprising a device housing and a speaker module as claimed in any one of claims 1 to 9, wherein the device housing is provided with a sound outlet hole corresponding to the position of the front cavity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496471.XU CN213342671U (en) | 2020-11-02 | 2020-11-02 | Loudspeaker module and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496471.XU CN213342671U (en) | 2020-11-02 | 2020-11-02 | Loudspeaker module and electronic equipment |
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| CN213342671U true CN213342671U (en) | 2021-06-01 |
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| CN202022496471.XU Active CN213342671U (en) | 2020-11-02 | 2020-11-02 | Loudspeaker module and electronic equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113676569A (en) * | 2021-08-02 | 2021-11-19 | 维沃移动通信有限公司 | Sound production assembly and electronic equipment |
| CN113810800A (en) * | 2021-09-16 | 2021-12-17 | 维沃移动通信有限公司 | Loudspeaker module, sound adjusting method and device thereof and electronic equipment |
| CN113993033A (en) * | 2021-10-13 | 2022-01-28 | 维沃移动通信有限公司 | Electronic equipment, audio adjusting method and device |
| CN114007179A (en) * | 2021-09-24 | 2022-02-01 | 歌尔光学科技有限公司 | Loudspeaker module, electronic equipment and adjusting method for far-field noise elimination |
| WO2022105684A1 (en) * | 2020-11-18 | 2022-05-27 | 维沃移动通信有限公司 | Electronic device |
-
2020
- 2020-11-02 CN CN202022496471.XU patent/CN213342671U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022105684A1 (en) * | 2020-11-18 | 2022-05-27 | 维沃移动通信有限公司 | Electronic device |
| CN113676569A (en) * | 2021-08-02 | 2021-11-19 | 维沃移动通信有限公司 | Sound production assembly and electronic equipment |
| CN113810800A (en) * | 2021-09-16 | 2021-12-17 | 维沃移动通信有限公司 | Loudspeaker module, sound adjusting method and device thereof and electronic equipment |
| CN113810800B (en) * | 2021-09-16 | 2024-01-09 | 维沃移动通信有限公司 | Speaker module, sound adjusting method and device thereof and electronic equipment |
| CN114007179A (en) * | 2021-09-24 | 2022-02-01 | 歌尔光学科技有限公司 | Loudspeaker module, electronic equipment and adjusting method for far-field noise elimination |
| CN113993033A (en) * | 2021-10-13 | 2022-01-28 | 维沃移动通信有限公司 | Electronic equipment, audio adjusting method and device |
| CN113993033B (en) * | 2021-10-13 | 2024-02-06 | 维沃移动通信有限公司 | Electronic equipment, audio adjusting method and device |
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