CN212752574U - Electronic device - Google Patents

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Publication number
CN212752574U
CN212752574U CN202021344844.5U CN202021344844U CN212752574U CN 212752574 U CN212752574 U CN 212752574U CN 202021344844 U CN202021344844 U CN 202021344844U CN 212752574 U CN212752574 U CN 212752574U
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China
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digital
module
electronic
transmission
electrically
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CN202021344844.5U
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Chinese (zh)
Inventor
关彬
谢莹
李继平
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Abstract

The application discloses electronic equipment relates to electronic equipment technical field. The main technical scheme of the application is as follows: a processing module; the first interface is provided with a first transmission end and a second transmission end, wherein the first transmission end is electrically connected with the processing module and is used for transmitting digital signals, and a digital/analog conversion module is arranged between the second transmission end and the processing module and is used for transmitting analog signals; the second interface is electrically connected with the processing module through the digital/analog conversion module and is used for transmitting analog signals; the first monitoring module is electrically connected with the processing module and used for monitoring the signal of the interaction between the external electronic device and the first interface to be a digital signal or an analog signal and transmitting a first monitoring result to the processing module; and the processing module is used for controlling the first control switch to be electrically connected with any one of the first transmission end or the second transmission end according to the first monitoring result.

Description

Electronic device
Technical Field
The application relates to the technical field of electronic equipment, in particular to electronic equipment.
Background
Along with the popularization of digital earphones, a plurality of electronic devices are provided with earphone interfaces, but usually only one earphone interface is provided, for example, some mobile phones are provided with a TYPE-C interface and are not provided with 3.5mm earphone interfaces, the mobile phones can only be directly connected with one earphone, the sharing of a sound source cannot be realized under the condition that an adapter is not used, some mobile phones are provided with TYPE-C interfaces although the 3.5mm earphone interfaces are reserved, but usually the earphones cannot be identified by the TYPE-C interfaces on the mobile phones, and the sharing of the sound source cannot be realized under the condition that the adapter is not used.
SUMMERY OF THE UTILITY MODEL
The application provides an electronic device, which includes: a processing module;
the digital-to-analog conversion device comprises a first interface, a second interface and a digital-to-analog conversion module, wherein the first interface is provided with a first transmission end and a second transmission end, the first transmission end is electrically connected with a processing module and is used for transmitting digital signals, and the digital-to-analog conversion module is arranged between the second transmission end and the processing module and is used for transmitting analog signals;
the second interface is electrically connected with the processing module through the digital-to-analog conversion module and is used for transmitting analog signals;
the first monitoring module is electrically connected with the processing module and used for monitoring whether a signal interacted between an external electronic device and the first interface is a digital signal or an analog signal and transmitting a first monitoring result to the processing module;
and the processing module is used for controlling the first control switch to be electrically connected with any one of the first transmission end or the second transmission end according to the first monitoring result.
The purpose of the application and the technical problem to be solved can be further realized by adopting the following technical measures.
Specifically, the number of the first interfaces is plural.
Specifically, the processing module includes:
the first USB sound card units are connected with the first transmission ends in the first interfaces in a one-to-one corresponding mode;
the first audio processing units are connected with the first USB sound card units in a one-to-one corresponding mode;
when the electronic equipment is in an uplink state, the first USB sound card unit generates a first digital audio signal according to a first USB audio signal transmitted by the first transmission terminal, and the first audio processing unit is used for processing the first digital audio signal;
when the electronic device is in a downlink state, the first USB sound card unit generates a second USB audio signal according to the second digital audio signal transmitted by the first audio processing unit, and transmits the second USB audio signal to the first transmission terminal.
Specifically, the number of the second interfaces is plural, and the plural second interfaces are all electrically connected to the digital-to-analog conversion module.
Specifically, the processing module includes:
the second audio processing unit is electrically connected with the digital/analog conversion module;
when the electronic device is in an uplink state, the digital-to-analog conversion module is configured to generate a third digital audio signal according to the first analog audio signal transmitted by the second transmission terminal and/or the second interface, and the second audio processing unit is configured to process the third digital audio signal;
when the electronic device is in a downlink state, the digital-to-analog conversion module is configured to generate a second analog audio signal according to a fourth digital audio signal transmitted by the second audio processing unit, and send the second analog audio signal to the second transmission terminal and/or the second interface.
Specifically, the second interface includes a third transmission end and a fourth transmission end, where the third transmission end is electrically connected to the processing module through the digital-to-analog conversion module and is used for transmitting analog signals, and the fourth transmission end is electrically connected to the processing module and is used for transmitting digital signals;
the electronic device further includes: the second monitoring module is electrically connected with the processing module and used for monitoring the signal of the interaction between the external electronic device and the second interface to be a digital signal or an analog signal and transmitting a second monitoring result to the processing module;
and the processing module is used for controlling the second control switch to be electrically connected with any one of the third transmission end or the fourth transmission end according to the second monitoring result.
Specifically, the processing module includes:
the second USB sound card unit is electrically connected with the fourth transmission end;
the third audio processing unit is electrically connected with the second USB sound card unit;
when the second USB sound card unit is in an uplink state, the second USB sound card unit generates a fifth digital audio signal according to a third USB audio signal transmitted by the fourth transmission terminal, and the third audio processing unit is configured to process the fifth digital audio signal;
and when the second USB sound card unit is in a downlink state, the second USB sound card unit generates a fourth USB audio signal according to a sixth digital audio signal transmitted by the third audio processing unit and transmits the fourth USB audio signal to the fourth transmission terminal.
Specifically, the method further comprises the following steps:
and the power supply module is electrically connected with the first interface.
Specifically, the method further comprises the following steps:
and the audio input module is electrically connected with the digital/analog conversion module.
Specifically, the method further comprises the following steps:
and the storage module is electrically connected with the processing module.
The application provides an electronic equipment, including first interface and second interface, first interface can enough connect digital earphone and can also connect the simulation earphone, and the simulation earphone can be connected at least to the second interface, consequently, the electronic equipment that provides in this application can be connected with two at least sets of earphones simultaneously, and then can realize the sharing of audio frequency under the condition that does not use the adapter.
The foregoing description is only an overview of the technical solutions of the present application, and in order to make the technical solutions of the present application more clear and clear, and to implement the technical solutions according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present application and the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 2 is another schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 5 is another schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram of an electronic device according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 8 is another schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 9 is a schematic structural diagram of an electronic device according to an embodiment of the present application;
fig. 10 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
The reference numbers illustrate:
the system comprises a processing module 1, a first USB sound card unit 11, a first audio processing unit 12, a second audio processing unit 13, a second USB sound card unit 14, a third audio processing unit 15, a first interface 2, a first transmission end 21, a second transmission end 22, a second interface 3, a third transmission end 31, a fourth transmission end 32, a first monitoring module 41, a second monitoring module 42, a first control switch 51, a second control switch 52, a power supply module 6, a storage module 7, a digital/analog conversion module 8 and an audio input module 9.
Detailed Description
To further illustrate the technical means and effects adopted by the present application to achieve the intended purpose of the present application, the following detailed description is provided for the specific implementation, structure, features and effects of an electronic device according to the present application with reference to the accompanying drawings and preferred embodiments.
An embodiment of the present application provides an electronic device, as shown in fig. 1, the electronic device includes: a processing module 1; the digital/analog conversion device comprises a first interface 2, wherein the first interface 2 is provided with a first transmission end 21 and a second transmission end 22, the first transmission end 21 is electrically connected with a processing module 1 and is used for transmitting digital signals, and a digital/analog conversion module 8 is arranged between the second transmission end 22 and the processing module 1 and is used for transmitting analog signals; the second interface 3 is electrically connected to the processing module 1 through the digital-to-analog conversion module 8 and is used for transmitting analog signals; the first monitoring module 41 is electrically connected with the processing module 1, and is configured to monitor that a signal of an external electronic device interacting with the first interface 2 is a digital signal or an analog signal, and transmit a first monitoring result to the processing module 1; the first control switch 51 is electrically connected to the processing module 1, and the processing module 1 is configured to control the first control switch 51 to be electrically connected to any one of the first transmission terminal 21 and the second transmission terminal 22 according to the first monitoring result.
The electronic device can be a mobile phone, a tablet computer, a notebook computer, a computer host and other electronic devices. The first interface 2 and the second interface 3 may be used for plugging an external electronic device such as an earphone and a radio. The first interface 2 on the electronic device provided in this embodiment may be connected to a digital headset or an analog headset, and in this embodiment, a first monitoring module 41 and a first control switch 51 are further provided, where the first monitoring module 41 can monitor whether information of interaction between the external electronic device and the first interface 2 is a digital signal or an analog signal, that is, whether the external electronic device inserted into the first interface 2 is a digital device or an analog device, when the digital headset is inserted into the first interface 2, the information of interaction between the digital headset and the first interface 2 of the electronic device is a digital signal, the first control switch 51 can be electrically connected to the first transmission terminal 21, at this time, the first transmission terminal 21 can transmit the digital signal to the processing module 1, and the second transmission terminal 22 and the processing module 1 are in an open circuit state. When the analog earphone is inserted into the first interface 2, the signal of the analog earphone interacting with the first interface 2 of the electronic device is an analog signal, the first control switch 51 is connected to the second transmission terminal 22, so that the analog signal can be transmitted to the digital-to-analog conversion module 8, and at this time, the first transmission terminal 21 and the processing module 1 are in an open circuit state. When the earphone plugged in the first interface 2 is a digital earphone, and the electronic device is in an uplink state, at this time, the radio module on the earphone can collect sound, the sound signal collected by the radio module is an analog signal, and is converted into a digital signal through a codec (coder-decoder) in the digital earphone, and then the digital signal is sent to the first transmission end 21 in the first interface 2, the first transmission end 21 can directly send the digital signal to the processing module 1, and the processing module 1 processes the digital signal. When the electronic device is in a downlink state, that is, the electronic device sends an audio signal to the earphone, at this time, the processing module 1 sends the digital signal to the first transmission end 21, the first transmission end 21 sends the digital signal to the codec of the digital earphone, and the digital signal is converted into an analog signal by the codec and then sent to the receiver of the digital earphone for playing. When the earphone plugged in the first interface 2 is an analog earphone, no codec is set in the analog earphone, when the electronic device is in an uplink state, the radio module on the analog earphone sends an analog signal to the second transmission terminal 22, the second transmission terminal 22 sends the analog signal to the digital-to-analog conversion module 8, and the digital-to-analog conversion module 8 converts the analog signal into a digital signal and sends the digital signal to the processing module 1 for processing. When the electronic device is in a downlink state, the processing module 1 sends the digital signal to the digital/analog conversion module 8, and the digital/analog conversion module 8 converts the digital signal into an analog signal and then sends the analog signal to the second transmission terminal 22, and then the analog signal is sent to the receiver of the analog earphone by the second transmission terminal 22. Furthermore, the first control switch 51 may be disposed between the first transmission terminal 21 and the processing module 1, and also disposed between the digital-to-analog conversion module 8 and the processing module 1, or the first control switch 51 may be disposed between the second transmission terminal 22 and the digital-to-analog conversion module. While the second interface 3 is connected to the processing module 1 via a digital/analog conversion module 8, the second interface 3 can be connected to an analog headset. Because some earphones do not have a sound receiving module, when the earphones without the sound receiving module are inserted into the first interface 2 or the second interface 3 of the electronic device, the electronic device may not have an uplink state, where the sound receiving module is mic. In the electronic device provided by this embodiment, the first interface 2 and the second interface 3 enable the electronic device to access two earphones at the same time, so that audio sharing is achieved without using an adapter.
The purpose of the application and the technical problem to be solved can be further realized by adopting the following technical measures.
Specifically, as shown in fig. 2, the number of the first interfaces 2 is plural.
The first transmission end 21 of each first interface 2 is electrically connected to the processing module 1, and the second transmission end 22 of each first interface 2 is electrically connected to the processing module 1 through the d/a conversion module 8. Wherein the number of the first interfaces 2 is at least two. The plurality of first interfaces 2 and the plurality of second interfaces 3 may be disposed on a side surface of the body of the electronic device. Each first interface 2 can work independently, and each first interface 2 can be connected with a digital earphone or an analog earphone. First interface 2 can be TYPE-C port, and TYPE-C can be used for charging for electronic equipment, can also regard as the headphone jack, and TYPE-C port can all be connected with processing module 1 and digital/analog conversion module 8 this moment, and in addition, first interface 2 still can be for Lightning port. And the second interface 3 can be TYPE-C port and also can be 3.5mm earphone hole, wherein, when TYPE-C port is as second interface 3, TYPE-C port can only be directly electrically connected with the digital/analog conversion module 8.
Specifically, as shown in fig. 1 to 3, the processing module 1 includes: a plurality of first USB sound card units 11, connected to the first transmission ports 21 of the plurality of first interfaces 2 in a one-to-one correspondence; the plurality of first audio processing units 12 are connected with the plurality of first USB sound card units 11 in a one-to-one correspondence manner; the plurality of first audio processing units 12 are connected with the plurality of first USB sound card units 11 in a one-to-one correspondence manner; when the electronic device is in an uplink state, the first USB sound card unit 11 generates a first digital audio signal according to the first USB audio signal transmitted by the first transmission terminal 21, and the first audio processing unit 12 is configured to process the first digital audio signal; when the electronic device is in a downlink state, the first USB sound card unit 11 generates a second USB audio signal according to the second digital audio signal transmitted by the first audio processing unit 12, and transmits the second USB audio signal to the first transmission terminal 21.
As shown in fig. 1 and 2, each first transmission terminal 21 is provided with a first USB sound card unit 11 and a first audio processing unit 12. The first USB sound card unit 11 is electrically connected to the first transmission terminal 21 through the first control switch 51, and the second audio processing unit 13 is electrically connected to the second transmission terminal 22 through the digital/analog conversion module 8 and the first control switch 51 in sequence. In this embodiment, the first interface 2 is connected to the digital earphone, when the electronic device is in an uplink state, as shown in fig. 3, the mic of the digital earphone collects the sound of the user, generates a codec that generates a first sound analog signal and sends the first sound analog signal to the digital earphone, the codec converts the first sound analog signal into a first sound digital signal, and then transmits the first sound digital signal to the first USB sound card unit 11 through the first transmission terminal 21 and the USB _ DM and USB _ DP, wherein the first sound digital signal is converted into a first USB audio signal through the first transmission terminal 21, the first USB sound card unit 11 converts the first USB audio signal into a first digital audio signal and sends the first digital audio signal to the first audio processing unit 12, and the first audio processing unit 12 processes the first digital audio signal, wherein the first audio processing unit 12 may include a microphone gain subunit, a filter subunit, an echo suppression subunit, and the like, not repeated here, the first audio processing unit 12 may send the processed first digital audio signal to the storage module 7 for storage, or send the processed first digital audio signal to the radio frequency module, and send the processed first digital audio signal to other electronic devices. When the electronic device is in a downlink state, as shown in fig. 4, the first audio processing unit 12 sends the second digital audio signal to the first USB sound card unit 11, the first USB sound card unit 11 generates the second USB audio signal, and then the second audio signal is transmitted to the codec of the digital headset through the first transmission terminal 21, wherein the first transmission terminal 21 converts the second USB audio signal into a second audio digital signal and sends the second audio digital signal to the codec, and the codec converts the second audio digital signal into a second audio analog signal and sends the second audio analog signal to the earpiece of the digital headset for playing.
Specifically, as shown in fig. 5, the number of the second interfaces 3 is plural, and the plural second interfaces 3 are all electrically connected to the digital/analog conversion module 8.
The number of the second interfaces 3 is multiple, and the second interfaces 3 and the first interfaces 2 can be arranged on the outer surface of the electronic device, and are all electrically connected with the processing module 1 through the digital/analog conversion module. In this embodiment, the second interface 3 may be connected to an analog headset.
Specifically, as shown in fig. 1, 2 and 5, the processing module 1 includes: a second audio processing unit 13 electrically connected to the digital/analog conversion module 8; when the electronic device is in an uplink state, the digital-to-analog conversion module 8 is configured to generate a third digital audio signal according to the first analog audio signal transmitted by the second transmission terminal 22 and/or the second interface 3, and the second audio processing unit 13 is configured to process the third digital audio signal; when the electronic device is in the downlink state, the digital-to-analog conversion module 8 is configured to generate a second analog audio signal according to a fourth digital audio signal transmitted by the second audio processing unit 13, and send the second analog audio signal to the second transmission terminal 22 and/or the second interface 3.
When the first interface 2 and the second interface 3 can be both connected to analog earphones, the second transmission terminal 22 is electrically connected to the first control switch 51. When the electronic device is in an uplink state, as shown in fig. 6, the analog signals received by each of the second transmission terminals 22 and the third transmission terminal 31 in the second interface 3 are all sent to the digital-to-analog conversion module. The mic in the first analog earphone and the mic in the second analog earphone generate a third sound analog signal according to the collected sound, and then the third sound analog signal is correspondingly transmitted to the second transmission terminal 22 or the second interface 3 connected with the third sound analog signal, the third sound analog signal becomes a first analog audio signal after passing through the second transmission terminal 22 and/or the second interface 3 and is sent to the digital/analog conversion module 8, the digital/analog conversion module 8 converts the first analog audio signal into a third digital audio signal and sends the third digital audio signal to the second audio processing unit 13, the second audio processing unit 13 processes the third digital audio signal, specifically, the second audio processing unit 13 may include a microphone gain subunit, a filter subunit, an echo suppression subunit, and the like, and the third digital audio signal may be sent to the storage module 7 for storage after being processed by the second audio processing unit 13, or the radio frequency signal can be sent to the radio frequency module, and the radio frequency module sends the radio frequency signal to other electronic equipment. When the electronic device is in a downlink state, as shown in fig. 7, the digital/analog conversion module 8 generates a second analog audio signal according to a fourth digital audio signal generated by the second audio processing unit 13, and sends the second analog audio signal to at least one of the second transmission terminal 22 and the second interface 3, and then transmits the second analog audio signal to the earphone of the first analog earphone and/or the second analog earphone for playing. The first USB audio signal, the second USB audio signal, the first audio digital signal, the second audio digital signal, the third digital audio signal and the fourth digital audio signal all belong to digital signals.
Specifically, as shown in fig. 8, the second interface 3 includes a third transmission terminal 31 and a fourth transmission terminal 32, wherein the third transmission terminal 31 is electrically connected to the processing module 1 through the digital-to-analog conversion module 8 for transmitting analog signals, and the fourth transmission terminal 32 is electrically connected to the processing module 1 for transmitting digital signals; the electronic device further includes: the second monitoring module is electrically connected with the processing module 1 and used for monitoring the signal of the interaction between the external electronic device and the second interface 3 as a digital signal or an analog signal and transmitting a second monitoring result to the processing module 1; a second control switch 52 electrically connected to the processing module 1, wherein the processing module 1 is configured to control the second control switch 52 to be electrically connected to any one of the third transmission terminal 31 and the fourth transmission terminal 32 according to the second monitoring result.
The second interface 3 provided in this embodiment may be connected to an analog headset or a digital headset, and at this time, the second interface 3 may be a TYPE-C port. The second USB sound card unit 14 is electrically connected to the fourth transmission terminal 32 through the second control switch 52 to transmit digital signals, and the second audio processing unit 13 is electrically connected to the third transmission terminal 31 through the digital/analog conversion module 8 and the second control switch 52 in sequence to transmit analog signals. At this time, the electronic device further includes a second monitoring module 42, configured to monitor whether a signal interacted between the external electronic device and the second interface 3 is a digital signal or an analog signal. When the second interface 3 is connected to the digital headset, the second monitoring result is a digital signal, at this time, the processing module 1 controls the second control switch 52 to be electrically connected to the fourth transmission terminal 32 for transmitting the digital signal, and the third transmission terminal 31 is disconnected from the processing module 1; when the second interface 3 is connected to the analog earphone, the second monitoring result is an analog signal, and at this time, the processing module 1 controls the second control switch 52 to be electrically connected to the third transmission terminal 31 to transmit the analog signal, and at this time, the fourth transmission terminal 32 is disconnected from the processing module 1. In addition, the second control switch 52 may be disposed between the fourth transmission terminal 32 and the processing module 1, and also disposed between the digital-to-analog conversion module 8 and the processing module 1, or such that the second control switch 52 is disposed between the third transmission terminal 31 and the digital-to-analog conversion module 8.
Specifically, as shown in fig. 8, the processing module 1 includes: the second USB sound card unit 14 is electrically connected to the fourth transmission terminal 32; a third audio processing unit 15 electrically connected to the second USB sound card unit 14; when the USB sound card is in the uplink state, the second USB sound card unit 14 generates a fifth digital audio signal according to the third USB audio signal transmitted from the fourth transmission terminal 32, and the third audio processing unit 15 is configured to process the fifth digital audio signal; when the USB audio card is in the downlink state, the second USB sound card unit 14 generates a fourth USB audio signal according to the sixth digital audio signal transmitted by the third audio processing unit 15, and transmits the fourth USB audio signal to the fourth transmission terminal 32.
The electronic device further includes a second USB sound card unit 14 and a third audio processing unit 15 corresponding to the second interface 3, where the second USB sound card unit 14 and the third audio processing unit 15 can process a fourth USB audio signal entering the electronic device from the fourth transmission terminal 32. Specifically, when the electronic device is in the uplink state, as shown in fig. 9, the mic in the digital earphone connected to the second interface 3 collects sound, generates a fourth sound analog signal, sends the fourth sound analog signal to the codec in the digital earphone, the codec converts the fourth sound analog signal into a third sound digital signal and transmits the third sound digital signal to the fourth transmission terminal 32, the third sound digital signal passes through the fourth transmission terminal 32 to become a third USB audio signal, the second USB sound card unit 14 converts the third USB audio signal into a fifth audio digital signal, and the third audio processing unit 15 processes the fifth audio digital signal and sends the fifth audio digital signal to other modules, such as the storage module 7 and the radio frequency module. When the electronic device is in a downlink state, as shown in fig. 10, the third audio processing unit 15 generates a sixth digital audio signal, the second USB sound card unit 14 generates a fourth USB audio signal according to the sixth digital audio signal, and transmits the fourth USB audio signal to the fourth transmission terminal 32, and the fourth transmission terminal 32 converts the fourth USB audio signal into a fourth sound digital signal, and converts the fourth sound digital signal into a fifth sound analog signal through a codec in the digital headset, and transmits the fifth sound analog signal to a receiver of the digital headset for playing.
The first detection module and the second monitoring module 42 may be CC detection chips, and the CC detection chips may detect voltage states of the first interface 2 and the second interface 3. The working process of the CC detection chip is specifically described by taking the first interface 2 as an example, the CC detection chip detects voltage information of the first interface 2, when the first interface 2 is connected to the digital headset, the CC detection chip detects the first voltage information and sends the first voltage information to the processing module 1, the processing module 1 controls the first control switch 51 to be electrically connected with the first transmission terminal 21 according to the first voltage information, and at this time, the first transmission terminal 21 can be connected to the processing module 1. When the second interface 3 is connected to the digital earphone, the CC detecting chip detects the second voltage information and sends the second voltage information to the processing module 1, the processing module 1 controls the second transmitting terminal 22 to be electrically connected to the first control switch 51 according to the second voltage information, and at this time, the second transmitting terminal 22 is electrically connected to the processing module 1 through the digital/analog converting module 8.
Specifically, as shown in fig. 1, the electronic device further includes: and the power supply module 6 is used for being electrically connected with the first interface 2.
Wherein, first interface 2 is connected with power module 6 electricity, and when first interface 2 connected power adapter, when the CC detected the third voltage information that the chip detected, this moment, first interface 2 was connected with power module 6 electricity, and power adapter can charge for power module 6. When the electronic device has a plurality of first interfaces 2, any one of the first interfaces 2 may be electrically connected to the power supply module 6, and specifically, a part of the first interfaces 2 may be electrically connected to the power supply module 6. When the first interface 2 and the second interface 3 are both TYPE-C ports, both the first interface 2 and the second interface 3 can be electrically connected with the power module 6.
Specifically, the electronic device further includes: and the audio input module 9 is electrically connected with the digital/analog conversion module 8.
The audio input module 9 is an electronic device with a microphone, when a user uses the electronic device to make a call, the audio input module 9 collects the voice of the user, generates an analog signal and sends the analog signal to the digital-to-analog conversion module 8, and the digital-to-analog conversion module 8 converts the analog signal into a digital signal and sends the digital signal to the processing module 1 for processing.
Specifically, as shown in fig. 1, the electronic device further includes: and the storage module 7 is electrically connected with the processing module 1.
When the electronic device starts the recording function, the electronic device is in an uplink state, and the processing module 1 can send the processed first audio digital signal, the processed third audio digital signal and the processed fifth audio digital signal to the storage module 7 for storage.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. An electronic device, comprising:
a processing module;
the digital-to-analog conversion device comprises a first interface, a second interface and a digital-to-analog conversion module, wherein the first interface is provided with a first transmission end and a second transmission end, the first transmission end is electrically connected with a processing module and is used for transmitting digital signals, and the digital-to-analog conversion module is arranged between the second transmission end and the processing module and is used for transmitting analog signals;
the second interface is electrically connected with the processing module through the digital-to-analog conversion module and is used for transmitting analog signals;
the first monitoring module is electrically connected with the processing module and used for monitoring whether a signal interacted between an external electronic device and the first interface is a digital signal or an analog signal and transmitting a first monitoring result to the processing module;
and the processing module is used for controlling the first control switch to be electrically connected with any one of the first transmission end or the second transmission end according to the first monitoring result.
2. The electronic device of claim 1,
the number of the first interfaces is multiple.
3. The electronic device of claim 2,
the processing module comprises:
the first USB sound card units are connected with the first transmission ends in the first interfaces in a one-to-one corresponding mode;
the first audio processing units are connected with the first USB sound card units in a one-to-one corresponding mode;
when the electronic equipment is in an uplink state, the first USB sound card unit generates a first digital audio signal according to a first USB audio signal transmitted by the first transmission terminal, and the first audio processing unit is used for processing the first digital audio signal;
when the electronic device is in a downlink state, the first USB sound card unit generates a second USB audio signal according to the second digital audio signal transmitted by the first audio processing unit, and transmits the second USB audio signal to the first transmission terminal.
4. The electronic device of claim 1,
the number of the second interfaces is multiple, and the second interfaces are all electrically connected to the digital/analog conversion module.
5. The electronic device of claim 4,
the processing module comprises:
the second audio processing unit is electrically connected with the digital/analog conversion module;
when the electronic device is in an uplink state, the digital-to-analog conversion module is configured to generate a third digital audio signal according to the first analog audio signal transmitted by the second transmission terminal and/or the second interface, and the second audio processing unit is configured to process the third digital audio signal;
when the electronic device is in a downlink state, the digital-to-analog conversion module is configured to generate a second analog audio signal according to a fourth digital audio signal transmitted by the second audio processing unit, and send the second analog audio signal to the second transmission terminal and/or the second interface.
6. The electronic device of claim 1,
the second interface comprises a third transmission end and a fourth transmission end, wherein the third transmission end is electrically connected to the processing module through the digital-to-analog conversion module and is used for transmitting analog signals, and the fourth transmission end is electrically connected to the processing module and is used for transmitting digital signals;
the electronic device further includes: the second monitoring module is electrically connected with the processing module and used for monitoring the signal of the interaction between the external electronic device and the second interface to be a digital signal or an analog signal and transmitting a second monitoring result to the processing module;
and the processing module is used for controlling the second control switch to be electrically connected with any one of the third transmission end or the fourth transmission end according to the second monitoring result.
7. The electronic device of claim 6,
the processing module comprises:
the second USB sound card unit is electrically connected with the fourth transmission end;
the third audio processing unit is electrically connected with the second USB sound card unit;
when the second USB sound card unit is in an uplink state, the second USB sound card unit generates a fifth digital audio signal according to a third USB audio signal transmitted by the fourth transmission terminal, and the third audio processing unit is configured to process the fifth digital audio signal;
and when the second USB sound card unit is in a downlink state, the second USB sound card unit generates a fourth USB audio signal according to a sixth digital audio signal transmitted by the third audio processing unit and transmits the fourth USB audio signal to the fourth transmission terminal.
8. The electronic device of claim 1, further comprising:
and the power supply module is electrically connected with the first interface.
9. The electronic device of claim 1, further comprising:
and the audio input module is electrically connected with the digital/analog conversion module.
10. The electronic device of claim 1, further comprising:
and the storage module is electrically connected with the processing module.
CN202021344844.5U 2020-07-10 2020-07-10 Electronic device Active CN212752574U (en)

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Application Number Priority Date Filing Date Title
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CN212752574U true CN212752574U (en) 2021-03-19

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Country Status (1)

Country Link
CN (1) CN212752574U (en)

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