CN216561606U - Display with voice control function and electronic whiteboard - Google Patents
Display with voice control function and electronic whiteboard Download PDFInfo
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- CN216561606U CN216561606U CN202123064939.9U CN202123064939U CN216561606U CN 216561606 U CN216561606 U CN 216561606U CN 202123064939 U CN202123064939 U CN 202123064939U CN 216561606 U CN216561606 U CN 216561606U
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Abstract
The utility model discloses a display and an electronic whiteboard with a voice control function, comprising a voice information processing module and a control module; the voice information processing module comprises a voice information conversion module and a voice information acquisition module, and the voice information acquisition module and the voice information conversion module are used for acquiring voice signals and sending the voice signals to the voice information conversion module; the voice information conversion module is connected with the control module and used for converting the voice signal into voice data and sending the voice data to the control module; the control module is used for recognizing the voice data and executing corresponding instructions according to the content of the voice data. The utility model can enable the display of the electronic whiteboard to have a voice control function, is convenient for controlling the electronic version and improves the convenience.
Description
Technical Field
The utility model relates to the technical field of body temperature measurement, in particular to a display and an electronic whiteboard with a voice control function.
Background
Electronic whiteboards typically include a display on which a user can write with a particular electronic pen. Generally, before writing, a user needs to open a corresponding writing interface to write, or when the user encounters a situation that the user needs to clear, change colors or adjust thickness and the like in the writing process, the user also needs to operate step by step according to a set sequence to change, which is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model provides a display with a voice control function and an electronic whiteboard, which can enable the display of the electronic whiteboard to have the voice control function and improve convenience.
In a first aspect, the present invention provides a display with a voice control function, where the display with a voice control function includes a voice information processing module and a control module; the voice information processing module comprises a voice information conversion module and a voice information acquisition module, and the voice information acquisition module and the voice information conversion module are used for acquiring voice signals and sending the voice signals to the voice information conversion module; the voice information conversion module is connected with the control module and used for converting the voice signal into voice data and sending the voice data to the control module; the control module is used for recognizing the voice data and executing corresponding instructions according to the content of the voice data.
Furthermore, the voice information conversion module is a voice information processing chip, the voice information processing module comprises two voice information acquisition modules, and each voice information acquisition module is connected with the voice information processing chip.
Further, the model of the voice information processing chip is RK 3308.
Further, the voice information acquisition module comprises a left sound channel acquisition module, a right sound channel acquisition module and at least one microphone; the input end of the left sound channel acquisition module and the input end of the right sound channel acquisition module are both connected with voice acquisition equipment, and the output ends of the left sound channel acquisition module and the right sound channel acquisition module are both connected with the microphone and the voice information conversion module; the microphone is internally provided with a voice information acquisition chip.
Furthermore, the input end of the left sound channel acquisition module and the right sound channel acquisition module both comprise a voice information input circuit and a filter circuit; the input end of the voice information input circuit is connected with the voice acquisition equipment, the output end of the voice information input circuit is connected with the input end of the filter circuit, and the output end of the filter circuit is connected with the voice information processing chip.
Furthermore, the voice information input circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a first capacitor and a second capacitor; the input of first resistance with the input of second resistance respectively with voice acquisition equipment's output is connected, the output of first resistance respectively with the input of third resistance with filter circuit's input is connected, the output of second resistance respectively with the input of fourth resistance with filter circuit's input is connected, the output of third resistance with the output of fourth resistance all ground connection.
Furthermore, the voice information input circuit further comprises a first capacitor and a second capacitor, the input end of the first capacitor and the input end of the second capacitor are respectively connected with the output end of the first resistor and the output end of the second resistor, and the output end of the first capacitor and the output end of the second capacitor are both grounded.
Further, the filter circuit comprises a fifth resistor, a sixth resistor, a third capacitor and a fourth capacitor; the input end of the fifth resistor and the input end of the sixth resistor are respectively connected with the output end of the voice information circuit, the output end of the fifth resistor is respectively connected with the input end of the third capacitor and the voice information processing chip, the output end of the sixth resistor is respectively connected with the input end of the fourth capacitor and the voice information processing chip, and the output end of the third capacitor and the output end of the fourth capacitor are both grounded.
Furthermore, the voice information conversion module is connected with the control module through a USB.
In a second aspect, the present invention provides an electronic whiteboard, including any one of the displays with voice control function described above.
According to the display and the electronic whiteboard with the voice control function, the voice information processing module is arranged in the display and comprises the voice information conversion module and the voice information acquisition module, voice signals are acquired through the voice information acquisition module, the acquired voice signals are processed through the voice information conversion module to obtain voice data, finally the voice data are sent to the control module, the control module analyzes the voice data, corresponding instructions are executed according to the voice data, and convenience in using the electronic whiteboard is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic block diagram of a display with a voice control function according to an embodiment of the present invention;
fig. 2 is a circuit diagram of a left channel module and a right channel module of a display with a voice control function according to an embodiment of the present invention.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1 to fig. 2, fig. 1 is a schematic block diagram of a display with a voice control function according to the present invention, and fig. 2 is a circuit diagram of a left channel module and a right channel module with a voice control function according to the present invention. The utility model can enable the display of the electronic whiteboard to have a voice control function. As shown in fig. 1, the display with voice control function includes a voice information processing module 20 and a control module 10; the voice information processing module 20 comprises a voice information conversion module 21 and a voice information acquisition module 22, and the voice information acquisition module 22 and the voice information conversion module 21 are used for acquiring voice signals and sending the voice signals to the voice information conversion module 21; the voice information conversion module 21 is connected to the control module 10, and is configured to convert the voice signal into voice data and send the voice data to the control module 10; the control module 10 is configured to recognize the voice data and execute a corresponding instruction according to the content of the voice data.
Specifically, the voice information processing module 20 includes a voice information conversion module 21 and a voice information collection module 22, and the voice information collection module 22 is configured to collect a voice signal, which can be sent to the voice information conversion module 21 by connecting with a voice collection device, such as a microphone 223. The voice information conversion module 21 may be a voice information processing chip, the model of the chip may be RK3308, and is configured to perform echo cancellation, reverberation removal, noise reduction, and voice enhancement on the acquired voice signal, and finally, may further convert the processed voice signal into voice data and send the voice data to the control module 10, the control module 10 may be preset with a voice database, the database includes a plurality of instructions, when the control module 10 receives the voice data, the voice data is recognized, and the recognized content is compared with the instructions in the database, when the database has an instruction matching the content of the voice data, the control module 10 executes the instruction, thereby implementing the control of the display through voice. The command can be to adjust the brightness of the display, switch the information source of the display, turn on or turn off a certain APP, turn on or turn off, and search a certain function by voice, etc. In addition, the control module 10 may be disposed on a main board of the display, which may be specifically a control chip of the display.
As shown in fig. 2, in an embodiment, the voice information collecting module 22 includes a left channel collecting module 221, a right channel collecting module 222 and at least one microphone 223; the input end of the left sound channel acquisition module 221 and the input end of the right sound channel acquisition module 222 are both connected with a voice acquisition device, and the output ends thereof and the microphone 223 are both connected with the voice information conversion module 21; a voice information collecting chip is arranged in the microphone 223.
In a further embodiment, the input of the left channel acquisition module 221 and the right channel acquisition module 222 each comprise a voice information input circuit and a filter circuit; the input end of the voice information input circuit is connected with the voice acquisition equipment, the output end of the voice information input circuit is connected with the input end of the filter circuit, and the output end of the filter circuit is connected with the voice information processing chip.
In a further embodiment, the voice information input circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a first capacitor C1 and a second capacitor C2; the input of first resistance R1 with the input of second resistance R2 respectively with the output of pronunciation collection equipment is connected, the output of first resistance R1 respectively with the input of third resistance R3 with filter circuit's input is connected, the output of second resistance R2 respectively with the input of fourth resistance R4 with filter circuit's input is connected, the output of third resistance R3 with the output of fourth resistance R4 all grounds.
In a further embodiment, the voice information input circuit further includes a first capacitor C1 and a second capacitor C2, an input terminal of the first capacitor C1 and an input terminal of the second capacitor C2 are respectively connected to an output terminal of the first resistor R1 and an output terminal of the second resistor R2, and an output terminal of the first capacitor C1 and an output terminal of the second capacitor C2 are both grounded.
In a further embodiment, the filter circuit comprises a fifth resistor R5, a sixth resistor, a third capacitor C3, and a fourth capacitor C4; the input end of the fifth resistor R5 and the input end of the sixth resistor are respectively connected with the output end of the voice information circuit, the output end of the fifth resistor R5 is respectively connected with the input end of the third capacitor C3 and the voice information processing chip, the output end of the sixth resistor is respectively connected with the input end of the fourth capacitor C4 and the voice information processing chip, and the output end of the third capacitor C3 and the output end of the fourth capacitor C4 are both grounded.
The left channel collection module 221 and the right channel collection module 222 are both connected to a voice device, which may be a microphone 223 of a display for collecting voice signals, and the voice information collection module 22 may also include at least one microphone 223, for example, eight PDM (pulse density modulation) microphones 223. Each microphone 223 has a voice information collecting chip built therein, which may be a chip with model number SD18OB 261. The microphone 223 of the display and the microphone 223 of the voice information collection module 22 are matched to collect the voice of the user together, so that the accuracy of voice collection is improved. And then converts the collected sound into a voice signal, and outputs the voice signal to the control module 10. The left channel collection module 221 and the right channel collection module 222 both include a voice information input circuit and a filter circuit, the voice information input circuit is used for collecting voice of the voice information collection device 30, and the filter circuit is used for filtering signals, so as to improve accuracy of the voice signals.
In an embodiment, the voice information conversion module 21 and the control module 10 are connected through a USB.
The voice information conversion module 21 may be connected to the control module 10 through USB 2.0. The voice information conversion module 21 may convert the received voice signal into voice data, and then send the voice data to the control module 10 through the USB2.0 protocol.
The utility model also discloses an electronic whiteboard, which comprises the display with the voice control function in any embodiment of the above embodiments.
According to the utility model, the voice signal is collected by the voice information collection module, the voice signal is processed by the voice information conversion module, the voice signal is converted into voice data, the voice data is sent to the voice control module, the control module identifies the voice data, and corresponding instructions are executed according to the content of the voice data, so that the display has a voice control function, and the convenience is improved.
While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A display with voice control function is applied to an electronic whiteboard and is characterized by comprising a voice information processing module and a control module;
the voice information processing module comprises a voice information conversion module and a voice information acquisition module, and the voice information acquisition module and the voice information conversion module are used for acquiring voice signals and sending the voice signals to the voice information conversion module;
the voice information conversion module is connected with the control module and used for converting the voice signal into voice data and sending the voice data to the control module;
the control module is used for recognizing the voice data and executing corresponding instructions according to the content of the voice data.
2. The display with voice control function according to claim 1, wherein the voice information conversion module is a voice information processing chip.
3. The display with voice control function according to claim 2, wherein said voice information processing chip has a model number RK 3308.
4. The display with voice control function according to claim 2, wherein the voice information collecting module comprises a left channel collecting module, a right channel collecting module and at least one microphone; the input end of the left sound channel acquisition module and the input end of the right sound channel acquisition module are both connected with voice acquisition equipment, and the output ends of the left sound channel acquisition module and the right sound channel acquisition module are both connected with the microphone and the voice information conversion module; the microphone is internally provided with a voice information acquisition chip.
5. The display with voice control function according to claim 4, wherein the input terminal of the left channel collection module and the right channel collection module each comprise a voice information input circuit and a filter circuit;
the input end of the voice information input circuit is connected with the voice acquisition equipment, the output end of the voice information input circuit is connected with the input end of the filter circuit, and the output end of the filter circuit is connected with the voice information processing chip.
6. The display with voice control function according to claim 5, wherein the voice information input circuit includes a first resistor, a second resistor, a third resistor, a fourth resistor, a first capacitor and a second capacitor;
the input of first resistance with the input of second resistance respectively with voice acquisition equipment's output is connected, the output of first resistance respectively with the input of third resistance with filter circuit's input is connected, the output of second resistance respectively with the input of fourth resistance with filter circuit's input is connected, the output of third resistance with the output of fourth resistance all ground connection.
7. The display with voice control function according to claim 6, wherein the voice information input circuit further comprises a first capacitor and a second capacitor, an input terminal of the first capacitor and an input terminal of the second capacitor are respectively connected to an output terminal of the first resistor and an output terminal of the second resistor, and an output terminal of the first capacitor and an output terminal of the second capacitor are both grounded.
8. The display with voice control function according to claim 5, wherein the filter circuit includes a fifth resistor, a sixth resistor, a third capacitor, and a fourth capacitor;
the input end of the fifth resistor and the input end of the sixth resistor are respectively connected with the output end of the voice information circuit, the output end of the fifth resistor is respectively connected with the input end of the third capacitor and the voice information processing chip, the output end of the sixth resistor is respectively connected with the input end of the fourth capacitor and the voice information processing chip, and the output end of the third capacitor and the output end of the fourth capacitor are both grounded.
9. The display with voice control function according to claim 1, wherein the voice information conversion module is connected to the control module via USB.
10. An electronic whiteboard comprising a display with a voice control function according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123064939.9U CN216561606U (en) | 2021-12-08 | 2021-12-08 | Display with voice control function and electronic whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123064939.9U CN216561606U (en) | 2021-12-08 | 2021-12-08 | Display with voice control function and electronic whiteboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216561606U true CN216561606U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123064939.9U Active CN216561606U (en) | 2021-12-08 | 2021-12-08 | Display with voice control function and electronic whiteboard |
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| Country | Link |
|---|---|
| CN (1) | CN216561606U (en) |
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2021
- 2021-12-08 CN CN202123064939.9U patent/CN216561606U/en active Active
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