CN211507116U

CN211507116U - Intelligent sound box

Info

Publication number: CN211507116U
Application number: CN201922493242.XU
Authority: CN
Inventors: 范永佳
Original assignee: Shenzhen Guangjialexin Intelligent Technology Co ltd
Current assignee: Shenzhen Guangjialexin Intelligent Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to an intelligent sound box, including pull rod audio amplifier main part, pull rod audio amplifier main part is inside to be equipped with: the device comprises a first microphone, a voice recognizer, a wireless communication module, a main controller, a storage module and a playing module; the first microphone is connected with the voice recognizer, the voice recognizer is connected with the wireless communication module and used for carrying out noise reduction processing on an original sound signal acquired by the first microphone and then sending the original sound signal to the cloud end to carry out recognition and semantic understanding on the sound signal so as to generate a voice signal; the voice recognizer is connected with the main controller and is used for sending a control instruction generated after the voice signal is analyzed to the main controller; the main controller is connected with the playing module and is used for playing the text information contained in the analysis signal; the main controller is connected with the storage module and used for calling the tracks corresponding to the analysis signals in the storage module to play. The utility model has the advantages that: the music is played through the voice command, and the switching of the songs is not needed to be carried out at the position where the sound box is placed, so that convenience is provided for users.

Description

Intelligent sound box

Technical Field

The utility model belongs to the technical field of playback devices, concretely relates to intelligent sound box.

Background

Along with the continuous development of economic society, people's standard of living has obtained continuous improvement, people also more and more focus on the health status of oneself health, more and more people have added in the sports such as body-building, square dance, often move along with the music in the motion process for obtaining better motion effect, the audio amplifier just becomes indispensable equipment, especially in the collective motion that people such as square dance are many, the music of audio amplifier broadcast has played the effect of leading the beat, however current audio amplifier mostly carries out operations such as the change of song through the mode of people's manual button, especially still need look for the button in evening and use inconvenience very.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that needs people manual operation, inconvenient operation that prior art exists, the utility model provides an intelligent sound box, it has characteristics such as convenient operation.

The utility model discloses the technical scheme who adopts does:

the utility model provides an intelligent sound box, includes the pull rod audio amplifier main part, the inside of pull rod audio amplifier main part is equipped with: the device comprises a first microphone, a voice recognizer, a wireless communication module, a main controller, a storage module and a playing module;

the first microphone is connected with the voice recognizer, the voice recognizer is connected with the wireless communication module, and the voice recognizer is used for carrying out noise reduction processing on an original sound signal acquired by the first microphone and then sending the original sound signal to the cloud end to carry out voice recognition on the original sound signal so as to generate a voice signal;

the voice recognizer is connected with the main controller and is used for sending an analysis signal generated after the voice signal is analyzed to the main controller;

the main controller is connected with the playing module and is used for playing the text information contained in the analysis signal;

the master controller is connected with the storage module and used for calling the tracks corresponding to the analysis signals in the storage module and playing the tracks by the playing module.

Further, the smart sound box further comprises: and the display screen is connected with the master controller and is used for displaying the play information of the master controller.

Further, the smart sound box further comprises: and the key is connected with the master controller and used for selecting the functions of the master controller.

Further, the smart sound box further comprises: and the microphone interface is connected with the master controller and is used for being externally connected with a second microphone.

Further, the smart sound box further comprises: and the microphone knob is connected with the master controller and is used for controlling the gain and the tone of the second microphone.

Further, the smart sound box further comprises: and the playing knob is connected with the master controller and is used for controlling the gain and the tone of the music played by the master controller.

Further, the smart sound box further comprises: and the USB interface is connected with the master controller and is used for connecting external equipment.

Further, the playing module comprises: OP circuit, power amplifier circuit and speaker, the OP circuit the power amplifier circuit with the speaker connects gradually, the master controller with the input of OP circuit is connected the transport song in the song.

Further, the storage module includes: and the TF card and the U disk are respectively connected with the master controller.

Further, the speech recognizer is model number XA 1000.

The utility model has the advantages that: collect sound through the microphone to with sound biography to speech processor send to the high in the clouds after making an uproar and carry out the discernment of pronunciation, send to the song that corresponds in the master controller selection storage module after the sound information analysis after the discernment again and play through the broadcast module, realized playing the music through voice command, and need not go the audio amplifier again and place the switching that the department carried out the song, provide convenience for the user.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.

FIG. 1 is a schematic diagram of a smart sound box provided in accordance with an exemplary embodiment;

FIG. 2 is another schematic diagram of a smart sound box provided in accordance with an exemplary embodiment;

FIG. 3 is a circuit diagram of a master provided in accordance with an example embodiment;

FIG. 4 is a circuit diagram of an OP circuit provided in accordance with an exemplary embodiment;

fig. 5 is a circuit diagram of a power amplifier circuit provided in accordance with an exemplary embodiment;

FIG. 6 is a circuit diagram of a microphone interface provided in accordance with an exemplary embodiment;

FIG. 7 is a circuit diagram of an SD card interface provided in accordance with an exemplary embodiment;

FIG. 8 is a circuit diagram of a USB interface provided in accordance with an exemplary embodiment;

FIG. 9 is a key circuit diagram provided in accordance with an exemplary embodiment;

FIG. 10 is a circuit diagram of an external interface provided in accordance with an exemplary embodiment;

FIG. 11 is a circuit diagram of a knob provided in accordance with an exemplary embodiment.

Figure 1-first microphone; 2-a speech recognizer; 3-a wireless communication module; 4-cloud end; 5-a storage module; 6-a master controller; 7-a playing module; 71-OP circuit; 72-a power amplifier circuit; 73-a loudspeaker; 8-a display screen; 9-key press; 10-microphone knob; 11-play knob; 12-a microphone interface; 13-external interface.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of 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.

Referring to fig. 1, the embodiment of the utility model provides an intelligent sound box, including the pull rod audio amplifier main part, be equipped with in pull rod audio amplifier main part inside: the system comprises a first microphone 1, a voice recognizer 2, a wireless communication module 3, a main controller 6, a storage module 5 and a playing module 7;

the first microphone 1 is connected with the voice recognizer 2 by adopting a double-microphone input design (the input of 4 microphones can be supported at most), and the voice recognizer 2 is connected with the wireless communication module 3 and used for carrying out noise reduction processing on an original sound signal acquired by the first microphone 1 and then sending the original sound signal to the cloud end 4 to carry out voice recognition on the original sound signal so as to generate a voice signal;

the voice recognizer 2 is connected with the main controller 6 and is used for sending an analysis signal generated after the voice signal is analyzed to the main controller 6;

the main controller 6 is connected with the playing module 7 and is used for playing the text information contained in the analysis signal;

the main controller 6 is connected with the storage module 5 and is used for calling the tracks corresponding to the analysis signals in the storage module 5 and playing the tracks by the playing module 7.

Specifically, after the first microphone 1 connected with the speech recognizer 2 collects the sound signal, the speech recognizer 2 first performs noise reduction on the sound signal collected by the first microphone 1, then uploads the sound signal to the cloud 4 through the wireless communication module 3(WIFI/BT module) for speech recognition, then transmits the recognized signal back to the speech recognizer 2 to analyze the text information of the sound, and then plays the text information contained in the speech through the playing module 7 after processing by the main controller 6 so that the user can determine whether the text information is the information that the user wants to express, and calls the corresponding song in the storage module 5 to play, thereby realizing that the music playing through the voice command provides convenience for users, the storage module 5 can adopt a TF card and a U disk, the main controller 6 is provided with a USB interface for being connected with the U disk to read audio files in the U disk, and the USB interface can also be externally connected with external equipment and the main controller 6 to carry out communication and data transmission.

Referring to fig. 2, in another embodiment of the present invention, the present invention further includes: the display screen 8 is connected with the main controller 6 and used for displaying the playing information of the main controller 6; and a key 9, wherein the key 9 is connected with the master controller 6 and is used for selecting the functions of the master controller 6.

Specifically, the keys 9 are realized in a resistor voltage division mode, different values of voltage division resistors of the keys 9 are different, the main controller 6 identifies the keys 9 through voltage division of different resistors, and then the functions of the corresponding keys 9 are completed, and the LCD display screen is matched for displaying file playing and state information, such as playing time, input source and the like.

In some embodiments of the present invention, the method further comprises: the microphone interface 12 is connected with the main controller 6 and is used for being externally connected with a second microphone;

the microphone knob 10 is connected with the main controller 6 and used for controlling the gain and tone of the second microphone;

and the playing knob 11 is connected with the master controller 6 and is used for controlling the gain and the tone of the song played by the master controller 6.

Specifically, the microphone interface 12 connects two external microphones and the wireless microphone to the master controller 6 for accessing the external microphone;

the microphone knob 10 is used for adjusting the voltage of the potentiometer identified by the voltage master controller 6 corresponding to the potentiometer, and gain and tone control of MIC/GT is carried out;

the voltage of the corresponding potentiometer is adjusted through the playing knob 11, and the main controller 6 identifies the voltage of the potentiometer to control the gain and the tone of music playing.

In other embodiments of the present invention, the playing module 7 includes: the OP circuit 71, the power amplifier circuit 72 and the loudspeaker 73 are sequentially connected, the input ends of the main controller 6 and the OP circuit 71 are connected with songs in a song, and a line out circuit is further arranged for outputting audio signals and can be additionally connected with an external power amplifier to play sound.

Specifically, the OP circuit 71 may amplify the signal and filter out the noise, so that the signal meets the requirement of the audio index and the requirement of the line out amplitude; the power amplifier circuit 72 amplifies the audio signal to make the audio signal meet the power requirement, and pushes the speaker 73 to sound to play music, and the external interface 13 is used for inputting the external audio signal and playing the sound of the external sound source through the main controller 6.

As an implementation manner of the above embodiment, the model number of the speech recognizer 2 is XA1000, and the XA1000 speech recognition chip has a built-in speech wake-up engine, and can support a speech recognition function. The low-power-consumption voice awakening engine and various hardware filters are integrated, zero-touch voice interaction is supported, a voice command sent by a user can be accurately and quickly recognized, a corresponding action instruction is made, and the low-power-consumption voice awakening engine has the characteristics of low power consumption and high performance.

Referring to fig. 3 to 11, for the circuit diagrams of each component of the present invention, the main controller 6 uses a DSP chip as the core of processing, the OP circuit 71 filters the audio signal played by the DSP chip and then amplifies the audio signal by the power amplifier circuit 72 and then sends the audio signal to the speaker 73 for playing, wherein the microphone interface 12 can support to access two wired microphones and a wireless microphone, and the power amplifier circuit 72 can respectively amplify the audio signal; in addition, an SD card interface circuit (TF card interface circuit) and a USB interface provide an interface for external data access of audio data, and the access of equipment such as a U disk, an SD card, a TF card and the like is realized; the mode, the song, the repeated playing, the pause, the next audio playing and the like of the audio playing can be switched by the key circuit to meet the playing requirement; the circuit of the external interface 13 realizes the direct access and the output of the external audio data; the knob circuit can realize the functions of the microphone knob 10 and the playing knob 11 respectively to realize the adjustment of the played music characteristics such as tone quality, tone color, tone and the like, so that a user can adjust according to the preference and the actual situation.

It should be noted that, the circuit diagram involved in the above embodiments of the present invention is a specific implementation manner in the specific implementation process, and those skilled in the art are in the present invention, based on the technical solution of the present invention, other chip models can be further used to form the intelligent sound box with the same function, which is not repeated herein.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an intelligent sound box, includes pull rod audio amplifier main part, its characterized in that, pull rod audio amplifier main part is inside to be equipped with: the device comprises a first microphone, a voice recognizer, a wireless communication module, a main controller, a storage module and a playing module;

2. The smart sound box of claim 1, further comprising: and the display screen is connected with the master controller and is used for displaying the play information of the master controller.

3. The smart sound box of claim 2, further comprising: and the key is connected with the master controller and used for selecting the functions of the master controller.

4. The smart sound box of claim 1, further comprising: and the microphone interface is connected with the master controller and is used for being externally connected with a second microphone.

5. The smart sound box of claim 4, further comprising: and the microphone knob is connected with the master controller and is used for controlling the gain and the tone of the second microphone.

6. The smart sound box of claim 1, further comprising: and the playing knob is connected with the master controller and is used for controlling the gain and the tone of the music played by the master controller.

7. The smart sound box of claim 1, further comprising: and the USB interface is connected with the master controller and is used for connecting external equipment.

8. The smart sound box of claim 1, wherein the playback module comprises: OP circuit, power amplifier circuit and speaker, the OP circuit the power amplifier circuit with the speaker connects gradually, the master controller with the input of OP circuit is connected the transport song in the song.

9. The smart sound box of claim 1, wherein the storage module comprises: and the TF card and the U disk are respectively connected with the master controller.

10. The smart sound box of any one of claims 1 to 9, wherein the speech recognizer is model number XA 1000.