CN219875960U - Audio module and terminal equipment - Google Patents

Abstract

The utility model relates to an audio module and terminal equipment, this audio module include mount pad, response portion and vibrating portion, and the mount pad encloses to establish out the installation cavity, and response portion and vibrating portion all set up in the mount pad, and response portion is connected with the vibrating portion, and response portion can drive vibrating portion vibration sound production, and the vibration signal that produces after the vibrating portion response sound can also be received to the response portion. The audio module can realize the function of the earphone and the function of the microphone, has high integration level and can effectively reduce the internal space occupied by the terminal equipment.

Description

Audio module and terminal equipment

Technical Field

The disclosure relates to the technical field of terminal equipment, in particular to an audio module and terminal equipment.

Background

In the related art, terminal devices such as mobile phones are generally equipped with an earpiece and a microphone, the earpiece is used for receiving the sound of the other party, the microphone is used for emitting the sound of the other party, and the two parts are generally two independent functional modules. However, as the functions of the terminal device are more and more, the internal space is also more and more stressed, and the internal space occupied by the earphone and the microphone is larger, so that the integration level is poor.

Disclosure of Invention

In order to overcome the problems in the related art, the present disclosure provides an audio module and a terminal device, so as to solve the technical problems in the related art.

According to a first aspect of the embodiments of the present disclosure, there is provided an audio module, including a mounting base, a response portion and a vibration portion, the mounting base encloses a mounting cavity, the response portion and the vibration portion are both disposed in the mounting cavity of the mounting base, the response portion is connected with the vibration portion, the response portion can drive the vibration portion to vibrate and sound, and the response portion can also receive a vibration signal generated by the vibration portion.

In some embodiments, the audio module further comprises: and the signal processing circuit is electrically connected with the response part.

In some embodiments, the response portion includes a microphone sensing member, an earpiece driving member, and a magnetic member, the magnetic member is disposed in the mounting base and is configured to generate a magnetic field, the microphone sensing member and the earpiece driving member are both disposed in the magnetic field and are both electrically connected to the signal processing circuit, and the microphone sensing member and the earpiece driving member are both connected to the vibration portion and are capable of vibrating therewith.

In some embodiments, the mounting base comprises a side wall plate, and the side wall plate can enclose the mounting cavity with two through ends; the response part is arranged in the installation cavity and can seal the two ends of the installation cavity.

In some embodiments, the response portion includes a microphone sensing member, an earpiece driving member, and a magnetic member, the magnetic member is disposed in the mounting base and is configured to generate a magnetic field, the microphone sensing member and the earpiece driving member are both disposed in the magnetic field and are both electrically connected to the signal processing circuit, and the microphone sensing member and the earpiece driving member are both connected to the vibration portion and are capable of vibrating therewith; the vibration part and the magnetic piece are both connected to the side coaming and are respectively used for plugging two ends of the installation cavity, and the microphone sensing piece and the earphone driving piece are both positioned between the vibration part and the magnetic piece.

In some embodiments, the vibration part comprises a vibrating diaphragm, and the vibrating diaphragm is arranged at the end part of the mounting cavity in a blocking manner; and/or the magnetic piece comprises a magnetic metal sheet, and the magnetic metal sheet is arranged at the end part of the installation cavity in a blocking manner.

In some embodiments, the response portion further includes a flexible electrical connector, an opening is formed in the mounting base, one end of the flexible electrical connector is electrically connected to the microphone sensing element and the earpiece driving element, and the other end of the flexible electrical connector passes through the opening to be electrically connected to the signal processing circuit.

In some embodiments, the signal processing circuit includes a first signal processing module, a second signal processing module, and a controller;

the input end of the first signal processing module is electrically connected with the controller, and the output end of the first signal processing module is electrically connected with the earphone driving piece;

the input end of the second signal processing module is electrically connected with the microphone sensing piece, and the output end of the second signal processing module is electrically connected with the controller.

In some embodiments, the first signal processing module includes a digital-to-analog conversion unit and a first power amplification unit; the input end of the first power amplification unit is electrically connected with the controller, the output end of the first power amplification unit is electrically connected with the input end of the digital-to-analog conversion unit, and the output end of the digital-to-analog conversion unit is electrically connected with the earphone driving piece; and/or the number of the groups of groups,

the second signal processing module comprises an analog-to-digital conversion unit and a second power amplification unit; the input end of the second power amplification unit is electrically connected with the microphone sensing piece, the output end of the second power amplification unit is electrically connected with the input end of the analog-to-digital conversion unit, and the output end of the analog-to-digital conversion unit is electrically connected with the controller.

According to a second aspect of the embodiments of the present disclosure, the present disclosure further provides a terminal device, where the terminal device includes the audio module.

In some embodiments, the terminal device further comprises a terminal housing and a sound cavity plate convexly disposed on an inner surface of the terminal housing to define a sound cavity for receiving the audio module.

In some embodiments, the terminal housing includes a housing rim and a housing back plate connected to each other, the housing rim is arranged around an edge of the housing back plate, the sound cavity plate is convexly disposed on an inner surface of the housing back plate, and the sound cavity plate, the housing back plate, and the housing rim together define the sound cavity;

the shell frame is formed with the sound hole that link up, the one end in sound hole is used for with external intercommunication, the other end in sound hole be used for with the sound cavity intercommunication.

In some embodiments, the terminal device further includes a motherboard, and a card slot capable of being clamped with the audio module is formed on the motherboard.

The technical scheme provided by the embodiment of the disclosure can comprise the following beneficial effects: the response part is connected with the vibration part, and the response part can drive the vibration part to vibrate and sound under the condition of receiving signals, so that the audio module can play a role of a receiver; when the vibration part senses external sound, the vibration part vibrates, the response part can receive vibration signals of the vibration part, and then the signals can be transmitted, namely, the audio module can play a role of a microphone. In other words, the audio module disclosed by the utility model can realize the function of the earphone and the function of the microphone, has high integration level and can effectively reduce the internal space occupied by the terminal equipment. In addition, the response part and the vibration part are arranged in the mounting cavity of the mounting seat, so that the mounting seat has good protection effect and can reduce the use of space.

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 disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a partial schematic structure of an audio module according to an exemplary embodiment.

Fig. 2 is a schematic diagram of a signal processing circuit of an audio module shown according to an exemplary embodiment, and also illustrating a microphone sensing element and an earpiece driving element.

Fig. 3 is a partial structure diagram of a terminal device according to an exemplary embodiment.

Description of the reference numerals

1. Mounting seat 11 side wall board

110. Opening 2 response part

21. Microphone sensing piece 22 earpiece driving piece

23. Magnetic piece 24 flexible electric connector

3. Vibration part 4 signal processing circuit

41. Digital-to-analog conversion unit 42 first power amplifying unit

43. Analog-to-digital conversion unit 44 second power amplification unit

45. Controller 10 installs the cavity

100. Audio module 200 terminal shell

201. Shell frame 202 shell backboard

2011. Sound hole 300 sound cavity plate

301. Sound cavity 400 motherboard

401. Clamping groove

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.

In the present disclosure, unless otherwise indicated, terms such as "first and second" are used merely to distinguish one element from another element and are not of sequential or importance; the definition "inner and outer" refers to the inner and outer of a particular structural profile.

Referring to fig. 1 to 3, the present disclosure provides an audio module 100, which includes a mounting seat 1, a response portion 2 and a vibration portion 3, wherein the mounting seat 1 encloses a mounting cavity 10, the response portion 2 and the vibration portion 3 are both disposed in the mounting cavity 10 of the mounting seat 1, the response portion 2 is connected with the vibration portion 3, the response portion 2 can drive the vibration portion 3 to vibrate and sound, and the response portion 2 can also receive a vibration signal generated after the vibration portion 3 senses sound.

In the above technical solution, since the response part 2 is connected with the vibration part 3, and the response part 2 can drive the vibration part 3 to vibrate and sound under the condition of receiving the signal, the audio module can play the role of a receiver; when the vibration part 3 senses external sound, the vibration part can vibrate, the response part 2 can receive vibration signals of the vibration part 3, and then the signals can be transmitted, namely, the audio module can play a role of a microphone. In other words, the audio module 100 of the present disclosure can not only realize the function of the earphone, but also realize the function of the microphone, and has high integration level, and can effectively reduce the occupation of the internal space of the terminal device. In addition, the response part 2 and the vibration part 3 are arranged in the mounting cavity 10 of the mounting seat 1, so that the use of space can be reduced while a good protection effect is achieved.

In addition, it should be noted that, in the case where the earpiece function and the microphone function of the audio module 100 of the present disclosure are used simultaneously, that is, the vibration portion 3 vibrates under the driving of the response portion 2, and also vibrates under the effect of external sound, the related software can be utilized to distinguish, which is not described herein in detail.

In one embodiment, the audio module 100 further comprises: the signal processing circuit 4 is electrically connected to the response unit 2 and the signal processing circuit 4.

In this embodiment, since the response unit 2 is electrically connected to the signal processing circuit 4 and the response unit 2 is connected to the vibration unit 3, when the signal processing circuit 4 transmits an electric signal to the response unit 2, the response unit 2 can drive the vibration unit 3 to vibrate and sound, and further convert the electric signal into an acoustic signal, in which case it can function as a receiver; next, when the vibration part 3 senses external sounds, the vibration part 3 vibrates, and the response part 2 can receive the vibration signals of the vibration part 3, so that the signals can be transmitted to the signal processing circuit 4, that is, in this case, the sound signals can be converted into electrical signals, so as to play a role of a microphone.

In one embodiment, referring to fig. 1, the response part 2 includes a microphone sensing element 21, an earpiece driving element 22, and a magnetic element 23, where the magnetic element 23 is disposed on the mounting base 1 and is used for generating a magnetic field, the microphone sensing element 21 and the earpiece driving element 22 are both disposed in the magnetic field and are both electrically connected to the signal processing circuit 4, and the microphone sensing element 21 and the earpiece driving element 22 are both connected to the vibration part 3 and can vibrate along with the vibration part.

In this embodiment, since the microphone sensing element 21 is electrically connected to the signal processing circuit 4 and is connected to the vibration portion 3 and can vibrate with the vibration portion 3, when the vibration portion 3 senses external sound vibration, the microphone sensing element 21 is driven to move, and since the microphone sensing element 21 is disposed in the magnetic field of the magnetic element 23, the microphone sensing element 21 can perform cutting magnetic induction line movement in the magnetic field, so that a corresponding induction current can be generated, that is, the sound signal is converted into an electrical signal, and then the electrical signal can be transmitted to the signal processing circuit 4, so as to realize the microphone function. In addition, since the earphone driving part 22 is electrically connected to the signal processing circuit 4 and is connected to the vibration part 3, when the signal processing circuit 4 sends an electrical signal to the earphone driving part 22, the earphone driving part 22 can move in the magnetic field to drive the vibration part 3 to vibrate to generate sound, that is, the electrical signal is converted into a sound signal, so that the function of the earphone is realized. The present disclosure is not limited to the specific structure of the response portion 2.

Optionally, referring to fig. 1, the mounting seat 1 includes a side wall plate 11, where the side wall plate 11 can enclose a mounting cavity 10 with two ends penetrating; the vibration part 3 and the magnetic piece 23 are both connected to the side wall plate 11 and are respectively used for blocking two ends of the installation cavity 10, and the microphone sensing piece 21 and the earphone driving piece 22 are both arranged in the installation cavity 10.

In this embodiment, by providing the mount 1, the installation base can be provided for the vibration portion 3, the magnetic member 23, the microphone sensing member 21, and the earpiece driving member 22, and by providing both the microphone sensing member 21 and the earpiece driving member 22 in the installation cavity 10, the use of space can be effectively reduced while the microphone sensing member 21 and the earpiece driving member 22 are well protected, and the integration level is high. The present disclosure is not limited to the specific structure of the mount 1.

In other embodiments, referring to fig. 1, the response part 2 further includes a flexible electrical connector 24, an opening 110 is formed in the side wall plate 11, one end of the flexible electrical connector 24 is electrically connected to the microphone sensing member 21 and the earpiece driving member 22, and the other end of the flexible electrical connector 24 passes through the opening 110 to be electrically connected to the signal processing circuit 4. By providing the flexible electrical connection member 24, the convenience of electrical connection can be improved, and the arrangement of the mounting positions of the earphone driving member 22 and the microphone sensing member 21 can be facilitated. Alternatively, the flexible electrical connection 24 may be provided in two, one electrically connecting the microphone sensing element 21 and the signal processing circuit 4 and the other electrically connecting the earpiece driving element 22 and the signal processing circuit 4, which is not limited in this disclosure.

Alternatively, the vibration part 3 may include a diaphragm, which is provided in a sealing manner at an end of the mounting cavity 10, but the present disclosure is not limited to the specific structure of the vibration part 3; and/or, the magnetic member 23 may also include a magnetic metal sheet, which is disposed at the end of the mounting cavity 10 in a blocking manner, and the magnetic metal sheet may be configured as magnetic steel, but the disclosure is not limited to the specific structure of the magnetic member 23.

Referring to fig. 2, the signal processing circuit 4 includes a first signal processing module, a second signal processing module, and a controller 45; the input end of the first signal processing module is electrically connected with the controller 45, the output end of the first signal processing module is electrically connected with the earphone driving part 22, and the first signal processing module can convert digital signals into analog signals; the input end of the second signal processing module is electrically connected with the microphone sensing part 21, the output end of the second signal processing module is electrically connected with the controller 45, and the second signal processing module can convert analog signals into digital signals. The conversion between digital signals and analog signals is facilitated by the provision of the first signal processing module and the second signal processing module.

In an alternative embodiment, referring to fig. 2, a first signal processing module includes a digital-to-analog conversion unit 41 and a first power amplification unit 42, and a second signal processing module includes an analog-to-digital conversion unit 43 and a second power amplification unit 44; the input end of the first power amplifying unit 42 is electrically connected with the controller 45, the output end of the first power amplifying unit 42 is electrically connected with the input end of the digital-to-analog converting unit 41, and the output end of the digital-to-analog converting unit 41 is electrically connected with the earphone driving piece 22; the input end of the second power amplification unit 44 is electrically connected to the microphone sensing element 21, the output end of the second power amplification unit 44 is electrically connected to the input end of the analog-to-digital conversion unit 43, and the output end of the analog-to-digital conversion unit 43 is electrically connected to the controller 45.

In this embodiment, the digital-to-analog conversion unit 41 is configured to convert a digital signal into an analog signal, the analog-to-digital conversion unit 43 is configured to convert an analog signal into a digital signal, and the first power amplification unit 42 and the second power amplification unit 44 are configured to amplify the signal, so that conversion between the digital signal and the analog signal can be achieved, thereby realizing functions of an earphone and a microphone.

Referring to fig. 3, the present disclosure further provides a terminal device, where the terminal device includes the audio module 100 described above.

In one embodiment, referring to fig. 3, the terminal device further includes a terminal housing 200, a sound cavity plate 300, and a main board 400, the terminal housing 200 including a housing rim 201 and a housing back plate 202 connected to each other, the housing rim 201 being disposed around an edge of the housing back plate 202; the sound cavity plate 300 is disposed on the inner side surface of the housing back plate 202, and the sound cavity plate 300, the housing back plate 202 and the housing frame 201 define a sound cavity 301 for accommodating the audio module 100; the main board 400 is formed with a clamping groove 401 for clamping with the audio module 100.

By providing the sound chamber 301, on the one hand, the arrangement and installation of the audio module 100 are facilitated, and on the other hand, the effect of sound reception and playback can be effectively prevented from being influenced by the diffusion of sound. The clamping groove 401 on the main board 400 can also effectively limit the shaking of the audio module 100, so that the stability of the installation of the audio module 100 is improved.

In another embodiment, referring to fig. 3, the housing frame 201 is formed with a sound hole 2011 penetrating therethrough, one end of the sound hole 2011 is used to communicate with the outside, and the other end of the sound hole 2011 is used to communicate with the sound chamber 301. The sound hole 2011 can be used as a sound playing hole under the function of the earphone of the audio module 100 of the disclosure, or can be used as a sound receiving hole under the function of the microphone of the audio module 100, which is not limited in the disclosure.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any adaptations, 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 is to be understood that the present disclosure is not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (13)

1. The utility model provides an audio frequency module, its characterized in that, audio frequency module includes mount pad, response portion and vibrating portion, the mount pad encloses to establish the installation cavity, response portion with vibrating portion all set up in the installation cavity of mount pad, response portion with vibrating portion connects, response portion can drive vibrating portion vibration sound production, just response portion can also receive the vibration signal that vibrating portion produced.

2. The audio module of claim 1, further comprising: and the signal processing circuit is electrically connected with the response part.

3. The audio module of claim 2, wherein the audio module comprises a plurality of audio modules,

the response part comprises a microphone induction part, a receiver driving part and a magnetic part, wherein the magnetic part is arranged on the mounting seat and used for generating a magnetic field, the microphone induction part and the receiver driving part are both arranged in the magnetic field and are both electrically connected with the signal processing circuit, and the microphone induction part and the receiver driving part are both connected with the vibration part and can vibrate along with the vibration part.

4. The audio module of claim 2, wherein the audio module comprises a plurality of audio modules,

the mounting seat comprises a side surrounding plate, and the side surrounding plate can enclose the mounting cavity with two through ends; the response part is arranged in the installation cavity and can seal the two ends of the installation cavity.

5. The audio module of claim 4, wherein the audio module comprises a plurality of audio modules,

the response part comprises a microphone induction piece, a receiver driving piece and a magnetic piece, wherein the magnetic piece is arranged on the mounting seat and is used for generating a magnetic field, the microphone induction piece and the receiver driving piece are both arranged in the magnetic field and are both electrically connected with the signal processing circuit, and the microphone induction piece and the receiver driving piece are both connected with the vibration part and can vibrate along with the vibration part; the vibration part and the magnetic piece are both connected to the side coaming and are respectively used for plugging two ends of the installation cavity, and the microphone sensing piece and the earphone driving piece are both positioned between the vibration part and the magnetic piece.

6. The audio module of claim 3, wherein the vibration portion comprises a diaphragm, the diaphragm being sealingly disposed at an end of the mounting cavity; and/or the magnetic piece comprises a magnetic metal sheet, and the magnetic metal sheet is arranged at the end part of the installation cavity in a blocking manner.

7. The audio module of claim 3, wherein the audio module comprises a plurality of audio modules,

the response part further comprises a flexible electric connecting piece, an opening is formed in the mounting seat, one end of the flexible electric connecting piece is electrically connected with the microphone sensing piece and the earphone driving piece, and the other end of the flexible electric connecting piece penetrates through the opening to be electrically connected with the signal processing circuit.

8. The audio module of claim 3, wherein the audio module comprises a plurality of audio modules,

the signal processing circuit comprises a first signal processing module, a second signal processing module and a controller;

the input end of the first signal processing module is electrically connected with the controller, and the output end of the first signal processing module is electrically connected with the earphone driving piece;

the input end of the second signal processing module is electrically connected with the microphone sensing piece, and the output end of the second signal processing module is electrically connected with the controller.

9. The audio module of claim 8, wherein the first signal processing module comprises a digital-to-analog conversion unit and a first power amplification unit; the input end of the first power amplification unit is electrically connected with the controller, the output end of the first power amplification unit is electrically connected with the input end of the digital-to-analog conversion unit, and the output end of the digital-to-analog conversion unit is electrically connected with the earphone driving piece; and/or the number of the groups of groups,

the second signal processing module comprises an analog-to-digital conversion unit and a second power amplification unit; the input end of the second power amplification unit is electrically connected with the microphone sensing piece, the output end of the second power amplification unit is electrically connected with the input end of the analog-to-digital conversion unit, and the output end of the analog-to-digital conversion unit is electrically connected with the controller.

10. A terminal device, characterized in that the terminal device comprises an audio module as claimed in any of claims 1-8.

11. The terminal device of claim 10, wherein the terminal device,

the terminal device further comprises a terminal housing and a sound cavity plate, wherein the sound cavity plate is convexly arranged on the inner surface of the terminal housing so as to limit a sound cavity for accommodating the audio module.

12. The terminal device of claim 11, wherein the terminal device,

the terminal shell comprises a shell frame and a shell back plate which are connected with each other, the shell frame is arranged around the edge of the shell back plate, the sound cavity plate is convexly arranged on the inner surface of the shell back plate, and the sound cavity plate, the shell back plate and the shell frame jointly define the sound cavity;

the shell frame is formed with the sound hole that link up, the one end in sound hole is used for with external intercommunication, the other end in sound hole be used for with the sound cavity intercommunication.

13. The terminal device of claim 10, wherein the terminal device,

the terminal equipment further comprises a main board, and a clamping groove capable of being clamped with the audio module is formed in the main board.