CN211860528U - Headset and audio processing system - Google Patents
Headset and audio processing system Download PDFInfo
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- CN211860528U CN211860528U CN202020548787.6U CN202020548787U CN211860528U CN 211860528 U CN211860528 U CN 211860528U CN 202020548787 U CN202020548787 U CN 202020548787U CN 211860528 U CN211860528 U CN 211860528U
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Abstract
The utility model provides a headset and audio processing system, include: the earphone is connected with the data processing module, and earphone signals are obtained from the data processing module and played; the at least two microphones are respectively connected with the data processing module, and stereo microphone signals are obtained and transmitted to the data processing module; the data processing module is used for respectively carrying out digital-to-analog conversion and analog-to-digital conversion on the earphone signal and the microphone signal; the drive-by-wire module is used for controlling and processing signals in the data processing module; and the digital interface is used for transmitting the earphone signal and the stereo microphone signal. The headset and audio processing system of the utility model collects sound through two microphones to obtain stereo microphone signals, which can simulate real hearing of human; when being applied to K song scene, can make the effect of K song more emulation after with the accompaniment audio mixing.
Description
Technical Field
The utility model relates to an electronic music equipment field especially relates to an earphone mic and audio processing system.
Background
A Headset (Headset), unlike a general earphone, is an integrated body of an earphone and a microphone. The earphone, also known as an earmuff or a receiver, is a pair of conversion units that receive electrical signals from a media player or receiver and convert them into audible sound waves using speakers near the ears. A microphone is a transducer that converts sound into an electronic signal.
The existing headset has two earphones for playing stereo audio, and one microphone for recording monophonic human voice or environmental sound. The interface of the existing headset adopts a 3.5mm standard analog interface, as shown in fig. 1, two earphones 11 and a microphone 12 are respectively connected with a wire control 13, and the wire control 13 is connected with a 3.5mm standard analog interface 14; because of the compatibility with the traditional 3.5mm standard analog interface, the recording of the microphone is monophonic, the recorded sound effect is not real, and the real sound perception needs to be restored through a subsequent complex signal processing module.
Therefore, how to ensure the real listening feeling of the sound acquired by the microphone on the basis of simplifying the subsequent signal processing becomes one of the problems to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a headset and an audio processing system for solving the problems of unreal sound effect, complicated subsequent signal processing, etc. caused by single-channel recording in the prior art.
To achieve the above and other related objects, the present invention provides a headset, comprising at least:
the system comprises an earphone, at least two microphones, a data processing module, a wire control module and a digital interface;
the earphone is connected with the data processing module, and earphone signals are obtained from the data processing module and played;
each microphone is respectively connected with the data processing module, and a stereo microphone signal is acquired and transmitted to the data processing module;
the data processing module receives the earphone signal and the microphone signal and respectively performs digital-to-analog conversion and analog-to-digital conversion on the earphone signal and the microphone signal;
the drive-by-wire module is connected with the data processing module and is used for controlling and processing signals in the data processing module;
the digital interface is connected with the data processing module and used for transmitting the earphone signal and the stereo microphone signal.
Optionally, the line control module includes a preprocessing unit, a gain adjusting unit and a control key; the preprocessing unit receives the microphone signal, preprocesses the microphone signal and outputs the preprocessed microphone signal; the gain adjusting unit receives the control signal output by the control key and the earphone signal, performs gain control on the earphone signal and then provides the gain control to the earphone.
Optionally, the headset includes a left earphone and a right earphone, and the left earphone and the right earphone are respectively connected to the data processing module.
Optionally, the digital interface includes a type-C interface, a micro/mini-USB interface, or a lighting interface.
More optionally, the headset includes a first microphone and a second microphone, and the first microphone and the second microphone are respectively disposed on the headphone wires on the left and right sides.
More optionally, the headset includes a first microphone and a second microphone, the first microphone is disposed on a position of one side of the headset line close to the sound source, the second microphone is disposed on the line-control module far away from the sound source, and the line-control module is disposed on a signal line between the data processing module and the digital interface.
More optionally, the headset includes a first microphone and a second microphone, the first microphone is disposed on the earphone on one side, the second microphone is disposed on the drive-by-wire module at a position close to the sound source, and the drive-by-wire module is located on the earphone line on one side.
To achieve the above and other related objects, the present invention also provides an audio processing system, which at least comprises:
the headset, the data processing module and the sound device;
the data processing module is connected with a digital interface of the headset, receives an accompaniment signal, combines a stereo microphone signal and the accompaniment signal and outputs audio data;
the sound device is connected with the output end of the data processing module and plays the audio data output by the data processing module.
Optionally, the data processing module includes a merging unit and a sound effect processing unit connected to the merging unit.
More optionally, the sound effect processing unit includes one or a combination of several of an equalizing subunit, a delaying subunit, a reverberation subunit, a chorus subunit, an echo subunit, and a tone-changing subunit.
As described above, the utility model discloses a headset and audio processing system has following beneficial effect:
the headset and audio processing system of the utility model collects sound through two microphones to obtain stereo microphone signals, which can simulate real hearing of human; when being applied to K song scene, can make the effect of K song more emulation after with the accompaniment audio mixing.
Drawings
Fig. 1 is a schematic diagram of the circuit relationship of a headset in the prior art.
Fig. 2 is a schematic diagram of the circuit relationship of the headset according to the present invention.
Fig. 3 is a schematic diagram of a physical position of a microphone of the headset of the present invention.
Fig. 4 is a schematic view of another physical position of a microphone of the headset of the present invention.
Fig. 5 is a schematic diagram of a physical position of another microphone of the headset of the present invention.
Fig. 6 is a schematic diagram of the circuit relationship of the audio processing system according to the present invention.
Description of the element reference numerals
11 earphone
12 microphone
13 line control
143.5 mm standard analog interface
2 earphone
211 left earphone
212 right earphone
221 first microphone
222 second microphone
23 data processing module
24 wire control module
25 digital interface
3 data processing module
4 acoustic device
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.
Please refer to fig. 2 to fig. 6. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the invention in a schematic manner, and only the components related to the invention are shown in the drawings rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, quantity and proportion of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Example one
As shown in fig. 2, the present embodiment provides a headset 2, the headset 2 including:
earphone, microphone, data processing module 23, drive-by-wire module 24 and digital interface 25.
As shown in fig. 2, the earphone is connected to the data processing module 23, and acquires an earphone signal from the data processing module 23 and plays the earphone signal.
Specifically, in this embodiment, the two earphones are a left earphone 211 and a right earphone 212, respectively, and the left earphone 211 and the right earphone 212 are connected to the data processing module 23 through wires, respectively, so as to obtain audio of left and right channels from the data processing module 23, and play the audio through the earphones.
As shown in fig. 2, each microphone is connected to the data processing module 23, and acquires a stereo microphone signal and transmits the stereo microphone signal to the data processing module 23.
Specifically, in the present embodiment, the number of the microphones is set to be 2, which are the first microphone 221 and the second microphone 222; in practical use, the number of the microphones may be greater than 2, which is set according to practical needs, and is not limited to this embodiment. As an example, as shown in fig. 3, the first microphone 221 is disposed on the earphone line on the side where the left earphone 211 is located, and the second microphone 222 is disposed on the earphone line on the side where the right earphone 212 is located, so that the two microphones can collect sounds emitted from sound sources from two directions to obtain stereo microphone signals. For example, as shown in fig. 4, if the drive-by-wire module 24 is disposed at a position far away from the sound source (including but not limited to a signal line below a branch node of an earphone line), the first microphone 221 may be disposed at a position close to the sound source on the earphone line on the side where the right earphone 212 (or the left earphone 211) is located, and the second microphone 222 may be disposed at a position far away from the sound source on the drive-by-wire module 24, so that a stereo microphone signal may be obtained, and at the same time, the noise reduction processing may be implemented by the processing unit in the data processing module 23. As an example, as shown in fig. 5, if the drive-by-wire module 24 is disposed at a position close to the sound source (including but not limited to, on the earphone line), the first microphone 221 may be disposed on one earphone (the left earphone 211 or the right earphone 222), and the second microphone 222 may be disposed on the drive-by-wire module 24 at a position close to the sound source (in this case, the drive-by-wire module 24 is disposed on the earphone line of the left earphone 211 or the right earphone 222, and may be on the same side or different side from the first microphone 221).
It should be noted that the setting positions of the first microphone 221 and the second microphone 222 can be adjusted based on actual needs, and any method that can obtain stereo microphone signals is suitable for the present invention. The sound source includes, but is not limited to, human voice, and any sound is suitable.
As shown in fig. 2, the data processing module 23 receives the earphone signal and the microphone signal, and performs digital-to-analog conversion and analog-to-digital conversion on the earphone signal and the microphone signal, respectively.
Specifically, the data processing module 23 is configured to perform digital-to-analog conversion on the earphone signals to provide analog signals for each earphone; meanwhile, the data processing module 23 performs analog-to-digital conversion on the microphone signal to provide a digital signal for the drive-by-wire module 24 and the digital interface 25. The specific circuit structure of the data processing module 23 is not limited, and any circuit capable of realizing data conversion is applicable.
As shown in fig. 2, the drive-by-wire module 24 is connected to the data processing module 23, and controls and processes signals in the data processing module 23.
Specifically, in the present embodiment, the drive-by-wire module 24 includes a preprocessing unit, a gain adjusting unit and a control button. The preprocessing unit receives the microphone signal and preprocesses the microphone signal; the preprocessing unit includes, but is not limited to, an Equalization (EQ) subunit, a filtering subunit, and a gain adjustment subunit, which are not described herein in detail. The gain adjusting unit receives the control signal output by the control key and the earphone signal, performs gain control on the earphone signal and then provides the gain control to the earphone.
It should be noted that the drive-by-wire module 24 is not limited to the units listed in this embodiment, and any module for preprocessing signals or controlling signals through a control key is suitable for use, and the drive-by-wire module 24 can implement several functions including but not limited to the following, which are not described herein in detail:
1. controlling the opening or closing of a music player (including but not limited to mobile devices such as mobile phones) through a control key;
2. answering or interrupting incoming calls through a control key;
3. the volume of the earphone is adjusted through the control key;
4. the previous song and the next song are selected when the music is played through the control key.
As shown in fig. 2, the digital interface 25 is connected to the data processing module 23 for transmitting the earphone signal and the stereo microphone signal.
Specifically, the digital interface includes, but is not limited to, a type-C interface, a micro/mini-USB interface, and a lighting interface, and any digital interface that can be used to transmit audio is suitable.
The headset of the embodiment collects the sound emitted by the sound source through the two microphones respectively to obtain stereo microphone signals, performs certain positioning effect on the sound source, can directly simulate the real listening sensation of a human, does not need excessive sound effect processing, is simple to operate, and saves the cost.
Example two
As shown in fig. 6, the present embodiment provides an audio processing system including:
a headset 2, a data processing module 3 and an acoustic device 4.
As shown in fig. 6, the headset 2 is used to pick up sound and obtain a stereo microphone signal.
Specifically, the specific structure and principle of the headset 2 are as described in the first embodiment, and are not described in detail herein.
As shown in fig. 6, the data processing module 3 is connected to the digital interface of the headset 2, receives the accompaniment signal, combines the stereo microphone signal and the accompaniment signal, and outputs the audio data.
Specifically, in this embodiment, the data processing module 3 includes a merging unit and a sound processing unit connected to an output end of the merging unit. The merging unit is used for merging the microphone signal and the accompaniment signal to obtain audio data with human voice and music. The sound effect processing unit adds various sound effects to the combined signal, the sound effect processing unit includes but is not limited to one or a combination of several kinds of equalization subunit, delay subunit, reverberation subunit, chorus subunit, echo subunit and tone change subunit, each subunit can be realized by the existing hardware circuit, and the description is not repeated herein.
It should be noted that, the order of the merging unit and the sound effect processing unit is not limited, and in practical use, the sound effects may be added to the microphone signal and the accompaniment signal and then merged, or the sound effects may be added to the microphone signal and the accompaniment signal, and then the same sound effects are added after merging, which is not described herein in detail.
It should be noted that the data processing module 3 can be implemented by a mobile phone or a computer.
As another implementation manner of the present invention, the data processing module 3 further transmits the accompaniment signals to the headphones through a digital interface of the headset 2.
As shown in fig. 6, the audio device 4 is connected to the output end of the data processing module 3, and plays the audio data output by the data processing module 3.
The audio processing system of the embodiment can be used for K songs, and the effect of more real K songs can be obtained through stereo microphone signals and accompaniment sound mixing.
To sum up, the utility model provides an earphone and audio processing system, include: the system comprises an earphone, at least two microphones, a data processing module, a wire control module and a digital interface; the earphone is connected with the data processing module, and earphone signals are obtained from the data processing module and played; each microphone is respectively connected with the data processing module, and a stereo microphone signal is acquired and transmitted to the data processing module; the data processing module receives the earphone signal and the microphone signal and respectively performs digital-to-analog conversion and analog-to-digital conversion on the earphone signal and the microphone signal; the drive-by-wire module is connected with the data processing module and is used for controlling and processing signals in the data processing module; the digital interface is connected with the data processing module and used for transmitting the earphone signal and the stereo microphone signal. The headset and audio processing system of the utility model collects sound through two microphones to obtain stereo microphone signals, which can simulate real hearing of human; when being applied to K song scene, can make the effect of K song more emulation after with the accompaniment audio mixing. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A headset, characterized in that it comprises at least:
the system comprises an earphone, at least two microphones, a data processing module, a wire control module and a digital interface;
the earphone is connected with the data processing module, and earphone signals are obtained from the data processing module and played;
each microphone is respectively connected with the data processing module, and a stereo microphone signal is acquired and transmitted to the data processing module;
the data processing module receives the earphone signal and the microphone signal and respectively performs digital-to-analog conversion and analog-to-digital conversion on the earphone signal and the microphone signal;
the drive-by-wire module is connected with the data processing module and is used for controlling and processing signals in the data processing module;
the digital interface is connected with the data processing module and used for transmitting the earphone signal and the stereo microphone signal.
2. The headset of claim 1, wherein: the wire control module comprises a preprocessing unit, a gain adjusting unit and a control key; the preprocessing unit receives the microphone signal, preprocesses the microphone signal and outputs the preprocessed microphone signal; the gain adjusting unit receives the control signal output by the control key and the earphone signal, performs gain control on the earphone signal and then provides the gain control to the earphone.
3. The headset of claim 1, wherein: the headset comprises a left earphone and a right earphone, and the left earphone and the right earphone are respectively connected with the data processing module.
4. The headset of claim 1, wherein: the digital interface comprises a type-C interface, a micro/mini-USB interface or a lighting interface.
5. A headset according to any of claims 1-4, characterized in that: the headset comprises a first microphone and a second microphone, and the first microphone and the second microphone are respectively arranged on the headset wires on the left side and the right side.
6. A headset according to any of claims 1-4, characterized in that: the headset comprises a first microphone and a second microphone, the first microphone is arranged at a position, close to a sound source, on a headset wire on one side, the second microphone is arranged at a position, far away from the sound source, on the wire control module, and the wire control module is positioned on a signal wire between the data processing module and the digital interface.
7. A headset according to any of claims 1-4, characterized in that: the headset comprises a first microphone and a second microphone, the first microphone is arranged on the headset on one side, the second microphone is arranged on the position, close to the sound source, of the line control module, and the line control module is located on the headset line on one side.
8. An audio processing system, characterized by: the audio processing system comprises at least:
a headset according to any of claims 1 to 7, a data processing module and an audio device;
the data processing module is connected with a digital interface of the headset, receives an accompaniment signal, combines a stereo microphone signal and the accompaniment signal and outputs audio data;
the sound device is connected with the output end of the data processing module and plays the audio data output by the data processing module.
9. The audio processing system of claim 8, wherein: the data processing module comprises a merging unit, an
And the sound effect processing unit is connected with the merging unit.
10. The audio processing system of claim 9, wherein: the sound effect processing unit comprises one or a combination of a balance subunit, a delay subunit, a reverberation subunit, a chorus subunit, an echo subunit and a tone-changing subunit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548787.6U CN211860528U (en) | 2020-04-14 | 2020-04-14 | Headset and audio processing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548787.6U CN211860528U (en) | 2020-04-14 | 2020-04-14 | Headset and audio processing system |
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| CN211860528U true CN211860528U (en) | 2020-11-03 |
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| CN202020548787.6U Active CN211860528U (en) | 2020-04-14 | 2020-04-14 | Headset and audio processing system |
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| CN (1) | CN211860528U (en) |
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- 2020-04-14 CN CN202020548787.6U patent/CN211860528U/en active Active
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