CN211720730U - External charging audio collector for mobile phone - Google Patents
External charging audio collector for mobile phone Download PDFInfo
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- CN211720730U CN211720730U CN202020839960.8U CN202020839960U CN211720730U CN 211720730 U CN211720730 U CN 211720730U CN 202020839960 U CN202020839960 U CN 202020839960U CN 211720730 U CN211720730 U CN 211720730U
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Abstract
The utility model discloses an external charging audio collector of cell-phone includes: the device comprises an audio acquisition module, a sound acquisition module, a noise reduction module, an audio decoding module and a transmission circuit; the external charging audio collector of the mobile phone can not only meet the function that a user charges and uses audio, but also has the functions of noise reduction, recording and the like.
Description
Technical Field
The utility model relates to a cell-phone audio acquisition field that charges, in particular to external audio collector that charges of cell-phone.
Background
With the development of modern industry, more and more mobile phones in the market are only provided with one audio charging interface, so that the situation that a user uses the audio interface while charging cannot be met simultaneously, and various types of mobile phone external charging audio collectors are created for this reason, however, most of the existing mobile phones externally connected charging audio collectors have single functions, and the user experience is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an external charging audio collector of cell-phone aims at solving the external charging audio collector function singleness user experience not good problem of cell-phone.
In order to achieve the above object, the utility model provides an external audio collector that charges of cell-phone, include: the device comprises an audio acquisition module, a sound acquisition module, a noise reduction module, an audio decoding module and a transmission circuit;
the audio acquisition module is provided with an audio interface, the audio interface is used for connecting an earphone, and the audio acquisition module is used for acquiring audio signals transmitted from the earphone;
the sound collection module comprises a microphone, and collects sound signals through the microphone;
the noise reduction module is used for reducing the noise of the sound signal collected by the sound collection module into a noise-reduced sound signal;
the audio decoding module is used for decoding the audio signals collected by the audio collecting module and the noise reducing module and the noise-reduced sound signals into electric signals;
the transmission circuit comprises a connection interface, the transmission circuit is used for transmitting the electric signal decoded by the audio decoding module to the mobile phone through the connection interface, the transmission circuit further comprises a charging interface, and the charging interface is used for connecting an external power supply.
Optionally, the external charging audio collector of the mobile phone further includes a digital-to-analog converter and a memory, the digital-to-analog converter is connected to the noise reduction module, the memory is connected to the digital-to-analog converter, the digital-to-analog converter is configured to convert the noise-reduced sound signal into a digital signal, and the memory is configured to store the digital signal.
Optionally, the external charging audio collector of the mobile phone further comprises a power module, the power module is connected with the transmission circuit, and the power module is used for supplying power to the external charging audio collector of the mobile phone.
Optionally, the external charging audio collector of cell-phone still includes detection module and control module, detection module with transmission circuit connects, control module with detection module connects, control module with the power module is connected, detection module is used for detecting the current electric quantity of cell-phone to convert the electric quantity of cell-phone to signal transmission to control module, control module is used for receiving detection module's detection signal, and control power module begins for the external charging audio collector of cell-phone supplies power.
The utility model discloses technical scheme is through adopting and setting up audio interface and the interface that charges, can satisfy the user and use the earphone to listen to the music, see the video or the function of making a call on one side for the cell-phone charges on one side, on the other hand the utility model discloses sound collection module and noise reduction module have still been set up, when the user is in the noisy environment in outside and carries out voice call, under the condition that the earphone of making an uproar is not fallen, can fall the processing of making an uproar through the noise of this module with the environment that the user is located to obtain a quiet sound environment, and then improve user's use and experience, also richened the external audio collector's that charges of cell.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of the external charging audio collector of the mobile phone of the present invention;
fig. 2 is a schematic structural view of another embodiment of the external charging audio collector of the mobile phone of the present invention;
fig. 3 is a schematic structural view of another embodiment of the external charging audio collector of the mobile phone of the present invention;
fig. 4 is a schematic structural view of another embodiment of the external charging audio collector of the mobile phone of the present invention;
fig. 5 is the utility model discloses external charging audio collector sound collection module of cell-phone and fall the module circuit diagram of making an uproar.
FIG. 6 is a circuit diagram of the external charging audio collector of the mobile phone of the present invention;
the reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
110 | |
| 200 | |
300 | |
| 400 | |
500 | |
| 510 | |
600 | Digital-to- |
| 610 | |
700 | |
| 800 | |
810 | |
| 900 | Mobile phone |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an external audio collector that charges of cell-phone.
The embodiment of the utility model provides an in, as shown in fig. 1, fig. 5, the external audio collector that charges of cell-phone 900, include: the system comprises an audio acquisition module 100, a sound acquisition module 200, a noise reduction module 300, an audio decoding module 400 and a transmission circuit 500; the audio acquisition module 100 is provided with an audio interface 110, the audio interface 110 is used for connecting earphones, and the audio acquisition module 100 is used for acquiring audio signals transmitted from the earphones; the sound collection module 200, the sound collection module 200 comprising a microphone, the sound collection module 200 collecting sound signals through the microphone; a noise reduction module 300, wherein the noise reduction module 300 is configured to reduce the noise of the sound signal collected by the sound collection module 200 into a noise-reduced sound signal; an audio decoding module 400, wherein the audio decoding module 400 is configured to decode the audio signal and the noise-reduced sound signal collected by the audio collecting module 100 and the noise reduction module 300 into electrical signals; the transmission circuit 500, the transmission circuit 500 includes a connection interface, the transmission circuit 500 is configured to transmit the electrical signal decoded by the audio decoding module 400 to the mobile phone 900 through the connection interface, the transmission circuit 500 further includes a charging interface 510, and the charging interface 510 is configured to connect to an external power source.
Specifically, the types of the audio interface 110 include a 3.5mm interface and a Lightning interface, so as to meet the requirements of different types of earphones, when a user uses the earphones to listen to music or watch video, an electrical signal in the mobile phone 900 is transmitted to the audio decoding module 400 through the transmission circuit 500, the audio decoding module 400 decodes the electrical signal into an audio signal and transmits the audio signal to the audio acquisition module 100, and then the audio acquisition module 100 transmits the audio signal to the earphones through the audio interface 110; when a user makes a call through the earphone, firstly, the user voice collected by the earphone is transmitted to the audio collection module 100 through the audio interface 110, the audio collection module 100 transmits the audio signal to the audio decoding module 400, and the audio decoding module 400 decodes the audio signal into an electric signal and transmits the electric signal to the mobile phone 900 through the transmission circuit 500; when a user is in a noisy external environment such as a railway station, a street and the like and calls or plays a mobile phone game and requires language communication, the sound collection module 200 collects sound emitted by the user and environmental sound of the environment where the user is located through Mic and converts the sound into a sound signal, after the sound signal is transmitted to the noise reduction module 300, the noise reduction module 300 performs noise reduction on the sound signal to filter out a part of the environmental sound, the rest sound signal is transmitted to the audio decoding module 400, then the audio decoding module 400 decodes the sound signal into an electric signal, and then the decoded electric signal is transmitted to the mobile phone 900 through the transmission circuit 500; when the user mobile phone 900 needs to be charged, the charging interface 510 is connected with an external power supply, so that the user mobile phone 900 can be charged; the utility model discloses well sound collection module U1 adopts the chip of TDA2822 model, and the sound signal that microphone Mic will pick up and take is exported UI through electric capacity C2 and potentiometre W, and noise reduction module U2 adopts the chip of LM1894 model, will sound signal that Mic picked up exports after making an uproar again, as shown in FIG. 6, Lighting male joint is used for connecting with the cell-phone, and Lighting male joint is used for connecting external power source and charges for the cell-phone, and 3.5mm connects and is used for connecting the earphone.
The utility model discloses technical scheme is through adopting to set up audio interface 110 and interface 510 that charges, can satisfy the user and charge for cell-phone 900 on one side and use the earphone listening music, see the video or the function of making a call, on the other hand the utility model discloses still set up sound collection module 200 and noise reduction module 300, when the user is in outside noisy environment and carries out voice call, can fall the noise of the environment that the user is located through this module and fall the processing of making an uproar to obtain a quiet sound environment, and then improve user's use and experience, also richened the external audio collector's that charges of cell-phone service function simultaneously.
Further, please refer to fig. 2 in combination, in the embodiment of the present invention, the external charging audio collector of the mobile phone further includes a digital converter 600 and a memory 610, the digital converter 600 is connected to the noise reduction module 300, the memory 610 is connected to the digital converter 600, the digital converter 600 is configured to convert the noise-reduced sound signal into a digital signal, and the memory 610 is configured to store the digital signal. Specifically, the embodiment of the utility model provides an external audio collector that charges of cell-phone still has the recording function, when using the recording function of cell-phone 900 from the area, often because can not fall to make an uproar and lead to can not obtaining good recording effect, and set up digital converter 600 and memory 610 among this technical scheme, when needs are recorded, sound collection module 200 gathers outside sound signal, falls to make an uproar through noise reduction module 300, again handles into the signal of telecommunication through audio decoding module 400, then digital converter further converts this signal of telecommunication into digital information again, stores at last in the memory 610, supply user's follow-up use. The utility model discloses a set up digital converter 600 and memory 610, realized falling the function of making an uproar recording, further richened the external audio collector's that charges service function of cell-phone, made user experience more beautiful.
Further, please refer to fig. 3 in combination, in the embodiment of the present invention, the external charging audio collector of the mobile phone further includes a power module 700, the power module 700 is connected to the transmission circuit 500, and the power module 700 is configured to supply power to the external charging audio collector of the mobile phone. Specifically, the earphone is connected with the mobile phone 900 to work by using the electric quantity of the mobile phone 900, and the power module 700 is connected with the transmission circuit 500 to provide power for the external charging audio collector of the mobile phone, so that the electric quantity loss of the mobile phone 900 is saved, and the electric quantity service time of the mobile phone 900 is prolonged.
Further, please refer to fig. 4 in combination, in the embodiment of the present invention, the external charging audio collector of the mobile phone further includes a detection module 800 and a control module 810, the detection module 800 is connected to the transmission circuit 500, the control module 810 is connected to the detection module 800, the control module 810 is connected to the power module, the detection module 800 is configured to detect the current electric quantity of the mobile phone 900, and convert the electric quantity of the mobile phone 900 into a signal to be transmitted to the control module 810, the control module 810 is configured to receive the detection signal of the detection module 800, and control the power module 700 to start to supply power to the external charging audio collector of the mobile phone. Specifically, the detection module 800 is connected to the transmission circuit 500, and can detect the current electric quantity of the user mobile phone 900 at any time during the use process, when the detection module 800 detects that the electric quantity of the user mobile phone 900 is lower than a set value, the detection module 800 feeds back the detection signal to the control module 810, and the control module 810 controls the power supply module 700 to supply power to the charging audio collector of the mobile phone 900, so that the electric quantity loss of the mobile phone 900 itself is reduced, the external charging audio collector of the mobile phone is more intelligent, and the use by a user is facilitated.
The technical scheme of the utility model is through adopting this the utility model discloses technical scheme is through adopting and setting up audio interface 110 and charging interface 510, can satisfy the function that the user used the earphone to listen to music, see the video or make a call while charging for cell-phone 900, on the other hand the utility model discloses still set up sound collection module 200 and noise reduction module 300, when the user was in outside noisy environment and carried out the voice call, can carry out noise reduction processing with the noise of user's environment through this module to obtain a quiet sound environment, and then improve user's use experience, also richened the service function of the external charging audio collector of cell-phone simultaneously; the digital converter 600 and the memory 610 are arranged, so that a user can conveniently record in a noisy environment; by providing the power module 700, the detection module 800 and the control module 810, the power of the mobile phone 900 is saved, the service life of the mobile phone 900 is prolonged, and the mobile phone 900 is more intelligent.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. The utility model provides an external audio collector that charges of cell-phone which characterized in that, the external audio collector that charges of cell-phone includes: the device comprises an audio acquisition module, a sound acquisition module, a noise reduction module, an audio decoding module and a transmission circuit;
the audio acquisition module is provided with an audio interface, the audio interface is used for connecting an earphone, and the audio acquisition module is used for acquiring audio signals transmitted from the earphone;
the sound collection module comprises a microphone, and collects sound signals through the microphone;
the noise reduction module is used for reducing the noise of the sound signal collected by the sound collection module into a noise-reduced sound signal;
the audio decoding module is used for decoding the audio signals collected by the audio collecting module and the noise reducing module and the noise-reduced sound signals into electric signals;
the transmission circuit comprises a connection interface, the transmission circuit is used for transmitting the electric signal decoded by the audio decoding module to the mobile phone through the connection interface, the transmission circuit further comprises a charging interface, and the charging interface is used for connecting an external power supply.
2. The external charging audio collector of claim 1, further comprising a digital-to-analog converter and a memory, wherein the digital-to-analog converter is connected to the noise reduction module, the memory is connected to the digital-to-analog converter, the digital-to-analog converter is configured to convert the noise-reduced sound signal into a digital signal, and the memory is configured to store the digital signal.
3. The external charging audio collector of claim 2, further comprising a power module, wherein the power module is connected to the transmission circuit and is configured to supply power to the external charging audio collector of the mobile phone.
4. The external charging audio collector of claim 3, further comprising a detection module and a control module, wherein the detection module is connected to the transmission circuit, the control module is connected to the detection module, the control module is connected to the power module, the detection module is configured to detect a current electric quantity of the mobile phone and convert the electric quantity of the mobile phone into a signal, and transmit the signal to the control module, and the control module is configured to receive a detection signal from the detection module and control the power module to start supplying power to the external charging audio collector of the mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020839960.8U CN211720730U (en) | 2020-05-19 | 2020-05-19 | External charging audio collector for mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020839960.8U CN211720730U (en) | 2020-05-19 | 2020-05-19 | External charging audio collector for mobile phone |
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| Publication Number | Publication Date |
|---|---|
| CN211720730U true CN211720730U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020839960.8U Active CN211720730U (en) | 2020-05-19 | 2020-05-19 | External charging audio collector for mobile phone |
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| CN (1) | CN211720730U (en) |
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