CN111273887A - Audio signal shunting and returning method and system - Google Patents
Audio signal shunting and returning method and system Download PDFInfo
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- CN111273887A CN111273887A CN202010061448.XA CN202010061448A CN111273887A CN 111273887 A CN111273887 A CN 111273887A CN 202010061448 A CN202010061448 A CN 202010061448A CN 111273887 A CN111273887 A CN 111273887A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
Abstract
The invention provides an audio signal shunting and returning method and system, comprising the following steps: the method comprises the steps of cutting off the total output of audio signals of an original system of the intelligent equipment and establishing a new audio signal acquisition unit, processing the audio signals into first audio signals by the audio signal acquisition unit and then transmitting the first audio signals to the USB equipment after the audio signals are acquired by the audio signal acquisition unit, receiving the first audio signals by the USB equipment, and then processing the first audio signals into a plurality of paths of second audio signals and third audio signals and then outputting the second audio signals and the third audio signals.
Description
Technical Field
The invention relates to the technical field of intelligent equipment, in particular to an audio signal shunting and returning method and system.
Background
The smart device on the existing market is basically a built-in loudspeaker, the audio frequency of the smart device is either generated through the built-in loudspeaker, or the audio frequency of the smart device is transmitted to the external loudspeaker outside the smart device for generating sound, and no universal technical scheme is available at present for realizing simultaneous sound generation of the built-in loudspeaker and the external loudspeaker of the smart device. The built-in loudspeaker and the external loudspeaker of the invention can produce sound simultaneously, and the technical effect of surround sound (simultaneous sound production by multiple loudspeakers) of the intelligent equipment can be realized at the fastest speed and low cost on the premise of not changing the hardware base of the intelligent equipment, and the user experience is increased.
Disclosure of Invention
The invention provides an audio signal shunting and returning method and system, and solves the technical problem that an internal loudspeaker and an external loudspeaker of an intelligent device cannot sound simultaneously.
In order to achieve the purpose, the invention provides the following technical scheme:
an audio signal splitting and returning method, comprising:
s101, cutting off the total output of the audio signals of the original system of the intelligent equipment and establishing a new audio signal acquisition unit;
s102, after the audio signal acquisition unit acquires an audio signal, the audio signal acquisition unit processes the audio signal into a first audio signal and transmits the first audio signal to the USB equipment;
s103, the USB equipment receives the first audio signal, and then the first audio signal is processed into a plurality of paths of second audio signals and third audio signals and then output.
Preferably, the USB device has a USB sound card module built therein, and after the step S103, the method further includes the steps of:
s104, the USB sound card module sends the multiple paths of second audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively;
and S105, the audio signal acquisition unit acquires the third audio signal, processes the third audio signal into a fourth audio signal, and transmits the fourth audio signal to a built-in loudspeaker of the intelligent device.
Preferably, after the step S105, the method further includes the steps of:
s106, the USB equipment also receives an external audio signal, and the USB sound card module processes the external audio signal and the first audio signal into a plurality of paths of first audio mixing audio signals and second audio mixing audio signals;
and S107, the USB sound card module sends the multiple paths of first audio mixing audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively.
Preferably, after the step S107, the method further comprises the steps of:
and S108, the audio signal acquisition unit acquires the second audio mixing audio signal, processes the second audio mixing audio signal into a third audio mixing audio signal, and then sends the third audio mixing audio signal to a built-in loudspeaker of the intelligent device.
An audio signal splitting and postback system comprising: the device comprises an audio output unit 1, an audio signal acquisition unit 2, a built-in loudspeaker and a USB device 3;
the audio signal output unit 1 is configured to output an audio signal;
the audio signal acquisition unit 2 is configured to process the audio signal into a first audio signal and transmit the first audio signal to the USB device 3;
and the USB device 3 is configured to receive the first audio signal, process the first audio signal into multiple paths of second audio signals and third audio signals, and output the multiple paths of second audio signals and third audio signals.
Preferably, the USB device 3 is internally provided with a USB sound card module 4; the USB sound card module 4 is used for sending the multiple paths of second audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively; the audio signal acquiring unit 2 is further configured to acquire the third audio signal, process the third audio signal into a fourth audio signal, and transmit the fourth audio signal to a built-in speaker of the smart device.
Preferably, the system further comprises an external audio output device and an external sound production device, wherein the external audio output device is used for outputting an external audio signal. The USB sound card module 4 is further configured to receive an external audio signal, process the external audio signal and the first audio signal into a plurality of first audio mixing audio signals and a plurality of second audio mixing audio signals, and then send the plurality of first audio mixing audio signals to the external sound generating device in a wired or wireless manner.
Preferably, the audio signal obtaining unit 2 is further configured to obtain the second audio-mixed audio signal, process the second audio-mixed audio signal into a third audio-mixed audio signal, and then send the third audio-mixed audio signal to the built-in speaker of the intelligent device.
Through implementing above technical scheme, have following technological effect: the audio signal shunting and returning method and the system provided by the invention can realize simultaneous sound production of the internal loudspeaker and the external loudspeaker, can conveniently and quickly realize the technical effect of surround sound (multi-loudspeaker sound production) of the intelligent equipment on the premise of not changing the hardware base of the intelligent equipment, and increase the user experience.
Drawings
FIG. 1 is a schematic diagram of steps S101-S103 of an audio signal shunting and returning method according to the present invention;
FIG. 2 is a schematic diagram of the steps S104-S108 of the audio signal shunting and returning method provided by the present invention;
fig. 3 is a schematic block diagram of an audio signal shunting and returning system of an external audio output device according to the present invention;
fig. 4 is a schematic block diagram of an audio signal shunting and returning system of an external sound generating device according to the present invention.
Detailed Description
In order to better understand the technical scheme of the invention, the following detailed description is made on the embodiments provided by the invention in combination with the accompanying drawings.
An audio signal splitting and returning method, comprising:
s101, cutting off the total output of the audio signals of the original system of the intelligent equipment and establishing a new audio signal acquisition unit;
s102, after the audio signal acquisition unit acquires an audio signal, the audio signal acquisition unit processes the audio signal into a first audio signal and transmits the first audio signal to the USB equipment;
s103, the USB equipment receives the first audio signal, and then the first audio signal is processed into a plurality of paths of second audio signals and third audio signals and then output.
By the method, the audio of the intelligent device can be transmitted to the built-in loudspeaker and the external loudspeaker through the USB device, the technical effect that the built-in loudspeaker and the external loudspeaker of the intelligent device sound simultaneously is achieved, the technical effect of surround sound (multi-loudspeaker sound production) of the intelligent device can be achieved at the fastest speed on the premise that the hardware basis of the intelligent device is not changed, and user experience is improved. The technical effect that the external audio playing equipment can play audio while the intelligent equipment plays audio is achieved, the intelligent audio playing equipment is suitable for various occasions such as film watching, karaoke, lecture and the like, and the intelligent audio playing equipment has wide application scenes.
On the basis of the foregoing embodiment, in another embodiment, the USB device further includes a USB sound card module, and after step S103, the method further includes the steps of:
s104, the USB sound card module sends the multiple paths of second audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively;
and S105, the audio signal acquisition unit acquires the third audio signal, processes the third audio signal into a fourth audio signal, and transmits the fourth audio signal to a built-in loudspeaker of the intelligent device.
On the basis of the foregoing embodiment, in another embodiment, after the step S105, the method further includes the step of:
s106, the USB equipment also receives an external audio signal, and the USB sound card module processes the external audio signal and the first audio signal into a plurality of paths of first audio mixing audio signals and second audio mixing audio signals;
and S107, the USB sound card module sends the multiple paths of first audio mixing audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively.
On the basis of the foregoing embodiment, in another embodiment, further, after the step S107, the method further includes the step of:
and S108, the audio signal acquisition unit acquires the second audio mixing audio signal, processes the second audio mixing audio signal into a third audio mixing audio signal, and then sends the third audio mixing audio signal to a built-in loudspeaker of the intelligent device.
An embodiment of the present invention further provides an audio signal shunting and returning system, including: the device comprises an audio output unit 1, an audio signal acquisition unit 2, a built-in loudspeaker and a USB device 3; the audio signal output unit 1 is configured to output an audio signal. The audio signal acquiring unit 2 is configured to process the audio signal into a first audio signal and transmit the first audio signal to the USB device 3. And the USB device 3 is configured to receive the first audio signal, process the first audio signal into multiple paths of second audio signals and third audio signals, and output the multiple paths of second audio signals and third audio signals.
On the basis of the above embodiment, in other embodiments, further, the USB device 3 is provided with a USB sound card module 4 inside; and the USB sound card module 4 is used for sending the multi-channel second audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively. The audio signal acquiring unit 2 is further configured to acquire the third audio signal, process the third audio signal into a fourth audio signal, and transmit the fourth audio signal to a built-in speaker of the smart device.
On the basis of the above embodiment, in other embodiments, further, the mobile terminal further includes an external audio output device and an external sound generating device, where the external audio output device is configured to output an external audio signal. In this embodiment, the external audio output device is composed of a plurality of microphones such as a first microphone, a second microphone and a third microphone, and the external sound generating device is composed of a plurality of external speakers such as a first external speaker, a second external speaker and a third external speaker. In other embodiments, the external audio output device and the external sound generating device may be integrated, so as to be more convenient for the user to use. The USB sound card module 4 is further configured to receive an external audio signal, process the external audio signal and the first audio signal into a plurality of first audio mixing audio signals and a plurality of second audio mixing audio signals, and then send the plurality of first audio mixing audio signals to the external sound generating device in a wired or wireless manner. In this embodiment, preferably, the audio signal obtaining unit 2 is further configured to obtain the second mixed audio signal, process the second mixed audio signal into a third mixed audio signal, and then send the third mixed audio signal to an internal speaker of an intelligent device.
While the audio signal shunting and returning method and system provided by the embodiments of the present invention have been described in detail above, for those skilled in the art, there may be variations in the specific implementation and application scope according to the concepts of the embodiments of the present invention, and in summary, the content of the present description should not be construed as limiting the present invention.
Claims (8)
1. An audio signal splitting and returning method, comprising:
s101, cutting off the total output of the audio signals of the original system of the intelligent equipment and establishing a new audio signal acquisition unit;
s102, after the audio signal acquisition unit acquires an audio signal, the audio signal acquisition unit processes the audio signal into a first audio signal and transmits the first audio signal to the USB equipment;
s103, the USB equipment receives the first audio signal, and then the first audio signal is processed into a plurality of paths of second audio signals and third audio signals and then output.
2. The audio signal shunting and returning method according to claim 1, wherein the USB device has a USB sound card module built therein, and after the step S103, the method further comprises the steps of:
s104, the USB sound card module sends the multiple paths of second audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively;
and S105, the audio signal acquisition unit acquires the third audio signal, processes the third audio signal into a fourth audio signal, and transmits the fourth audio signal to a built-in loudspeaker of the intelligent device.
3. The audio signal splitting and transmitting method according to claim 2, further comprising, after the step S105, the steps of:
s106, the USB equipment also receives an external audio signal, and the USB sound card module processes the external audio signal and the first audio signal into a plurality of paths of first audio mixing audio signals and second audio mixing audio signals;
and S107, the USB sound card module sends the multiple paths of first audio mixing audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively.
4. The audio signal splitting and transmitting method according to claim 3, further comprising, after the step S107, the steps of:
and S108, the audio signal acquisition unit acquires the second audio mixing audio signal, processes the second audio mixing audio signal into a third audio mixing audio signal, and then sends the third audio mixing audio signal to a built-in loudspeaker of the intelligent device.
5. An audio signal splitting and postback system, comprising: the device comprises an audio output unit (1), an audio signal acquisition unit (2), a built-in loudspeaker and a USB device (3);
the audio signal output unit (1) is used for outputting an audio signal;
the audio signal acquisition unit (2) is used for processing the audio signal into a first audio signal and then transmitting the first audio signal to the USB equipment (3);
and the USB equipment (3) is used for receiving the first audio signal, processing the first audio signal into a plurality of paths of second audio signals and third audio signals and then outputting the audio signals.
6. The audio signal splitting and transmitting system according to claim 5, wherein the USB device (3) is built-in with a USB sound card module (4);
the USB sound card module (4) is used for sending the multi-channel second audio signals to a plurality of external loudspeakers in a wired or wireless mode respectively;
the audio signal acquisition unit (2) is further configured to acquire the third audio signal, process the third audio signal into a fourth audio signal, and transmit the fourth audio signal to a built-in speaker of the smart device.
7. The audio signal splitting and transmitting system of claim 2, further comprising an external audio output device and an external sound generating device;
the external audio output device is used for outputting an external audio signal;
the USB sound card module (4) is further used for receiving an external audio signal, processing the external audio signal and the first audio signal into a plurality of paths of first audio mixing audio signals and second audio mixing audio signals, and then sending the plurality of paths of first audio mixing audio signals to the external sound production equipment in a wired or wireless mode.
8. The audio signal splitting backtransmission system of claim 3,
the audio signal acquisition unit (2) is further configured to acquire the second audio mixing audio signal, process the second audio mixing audio signal into a third audio mixing audio signal, and then send the third audio mixing audio signal to the built-in speaker of the intelligent device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010061448.XA CN111273887A (en) | 2020-01-19 | 2020-01-19 | Audio signal shunting and returning method and system |
| PCT/CN2020/092457 WO2021143005A1 (en) | 2020-01-19 | 2020-05-27 | Method and system for dividing and returning audio signal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010061448.XA CN111273887A (en) | 2020-01-19 | 2020-01-19 | Audio signal shunting and returning method and system |
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| CN111273887A true CN111273887A (en) | 2020-06-12 |
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| CN202010061448.XA Pending CN111273887A (en) | 2020-01-19 | 2020-01-19 | Audio signal shunting and returning method and system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102197646A (en) * | 2008-10-22 | 2011-09-21 | 索尼爱立信移动通讯有限公司 | System and method for generating multichannel audio with a portable electronic device eg using pseudo-stereo |
| CN105530566A (en) * | 2014-12-11 | 2016-04-27 | 三星电子株式会社 | Sound output device, sound output system and control method thereof |
| CN206991290U (en) * | 2017-05-22 | 2018-02-09 | 江西创成微电子有限公司 | A kind of external sound card |
| CN108012177A (en) * | 2017-12-01 | 2018-05-08 | 晨星半导体股份有限公司 | The playback method of audio-video frequency playing system and the voice data being applied thereon |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201540562U (en) * | 2009-11-26 | 2010-08-04 | 英业达股份有限公司 | Audio output system for notebook computer |
| US8526635B2 (en) * | 2010-07-01 | 2013-09-03 | Conexant Systems, Inc. | Grounding switch method and apparatus |
| CN102378081B (en) * | 2010-08-23 | 2016-03-30 | 联想(北京)有限公司 | Electronic equipment and manner of articulation thereof and a kind of audio amplifier |
| CN106375904A (en) * | 2016-11-04 | 2017-02-01 | 惠州Tcl移动通信有限公司 | Audio conversion stereo device and method |
-
2020
- 2020-01-19 CN CN202010061448.XA patent/CN111273887A/en active Pending
- 2020-05-27 WO PCT/CN2020/092457 patent/WO2021143005A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102197646A (en) * | 2008-10-22 | 2011-09-21 | 索尼爱立信移动通讯有限公司 | System and method for generating multichannel audio with a portable electronic device eg using pseudo-stereo |
| CN105530566A (en) * | 2014-12-11 | 2016-04-27 | 三星电子株式会社 | Sound output device, sound output system and control method thereof |
| CN206991290U (en) * | 2017-05-22 | 2018-02-09 | 江西创成微电子有限公司 | A kind of external sound card |
| CN108012177A (en) * | 2017-12-01 | 2018-05-08 | 晨星半导体股份有限公司 | The playback method of audio-video frequency playing system and the voice data being applied thereon |
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| WO2021143005A1 (en) | 2021-07-22 |
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