WO2022057740A1

WO2022057740A1 - Voice control method and voice control device for air conditioner

Info

Publication number: WO2022057740A1
Application number: PCT/CN2021/117715
Authority: WO
Inventors: 唐欣; 宿海生
Original assignee: 青岛海尔空调器有限总公司; 青岛海尔空调电子有限公司; 海尔智家股份有限公司
Priority date: 2020-09-18
Filing date: 2021-09-10
Publication date: 2022-03-24
Also published as: CN112270924A

Abstract

A voice control method and voice control device for an air conditioner. The voice control method for an air conditioner comprises: receiving a voice command issued by a user (S102); converting the voice command into a control command (S104); and controlling an air conditioner to operate according to the control command (S106). The entire process of command receiving, converting, and executing is completed locally in the air conditioner, without relying on a network, thus getting rid of network restrictions, achieving zero delay during a control process, and enabling a fast and accurate control process. In addition, the privacy of users can be effectively protected because the command is not uploaded to a cloud.

Description

Voice control method and voice control device of air conditioner

technical field

The invention relates to the technical field of household appliances, in particular to a voice control method and a voice control device of an air conditioner.

Background technique

With the development of society and the continuous improvement of people's living standards, various air conditioning devices have become one of the indispensable electrical equipment in people's daily life. Various air conditioning devices can help people reach a temperature that they can adapt to when the ambient temperature is too high or too low. Current air conditioning devices mainly include various types of air conditioners and fans.

The current air conditioner is generally controlled by the remote control or the application software of the mobile phone, but the remote control often needs to be searched, which wastes the user's time and energy; and the process of using the application software of the mobile phone to control the air conditioner is generally very cumbersome, and the older or older Difficult for small users to complete. In order to solve the above problems, some air conditioners are provided with an intelligent voice module to control the air conditioner by voice. However, existing air conditioners often need to set up a Wi-Fi module to realize the above functions, but this will be limited by the network, and the user's privacy may be easily leaked.

SUMMARY OF THE INVENTION

One object of the present invention is to overcome at least one technical defect in the prior art, and to provide a voice control method and a voice control device. The voice control method is implemented locally in the air conditioner, and the control process is fast and accurate.

A further object of the present invention is to realize the group control function and cross-room control of the air conditioner, and improve the user experience.

In particular, the present invention provides a voice control method for an air conditioner, including: receiving a voice command sent by a user; converting the voice command into a control command; and controlling the air conditioner to operate according to the control command.

Optionally, the step of converting the voice command into a control command includes: converting the voice command into a text command; and analyzing the text command and converting it into a control command.

Optionally, the step of analyzing the text instructions and converting them into control instructions includes: extracting keywords in the text instructions, and generating the control instructions according to the keywords.

Optionally, the air conditioner is pre-bound with spatial location information, and the keyword includes the spatial location information of the air conditioner.

Optionally, the step of controlling the air conditioner to operate according to the control instruction includes: controlling one or more air conditioners matching the spatial location information to operate according to the control instruction through the Internet of Things.

Optionally, after the step of controlling the air conditioner to run according to the control instruction, the method further includes: outputting a reply instruction to prompt the user that the voice instruction has been executed.

Optionally, before the step of acquiring the voice instruction issued by the user, the method further includes: acquiring the wake-up instruction issued by the user, so that the air conditioner enters the sound-receiving state from the sleep state or the off state.

According to another aspect of the present invention, there is also provided a voice control device for an air conditioner, comprising: an instruction receiving module configured to receive a voice instruction issued by a user; an instruction conversion module configured to convert the voice instruction into a control instruction; and The command operation module is configured to control the air conditioner to operate according to the control command.

Optionally, the instruction conversion module includes: a first conversion module configured to convert a voice instruction into a text instruction; and a second conversion module configured to analyze the text instruction and convert it into a control instruction.

Optionally, the second conversion module is further configured to: extract keywords in the text instructions, and generate control instructions according to the keywords, wherein the air conditioner is pre-bound with spatial location information, and the keywords include the spatial location information of the air conditioner; the instruction The operation module is further configured to: control one or more air conditioners matched with the spatial location information through the Internet of Things to operate according to the control instructions.

The voice control method and voice control device of the air conditioner of the present invention can realize the voice control of the air conditioner by receiving the voice command sent by the user, converting the voice command into a control command, and controlling the air conditioner to operate according to the control command. The entire process of receiving, converting, and executing instructions is completed locally in the air conditioner, without relying on the network and without network restrictions. The control process has no delay, and the control process is fast and accurate. In addition, since the instructions will not be uploaded to the cloud, it can effectively protect the user's privacy.

Further, the voice control method and the voice control device of the air conditioner of the present invention can convert voice commands into text commands, extract keywords in the text commands, and generate control commands according to the keywords. The air conditioner is pre-bound with spatial location information, and the keywords include the spatial location information of the air conditioner. One or more air conditioners that match the spatial location information are controlled through the Internet of Things to operate according to the control instructions, which can realize multiple air conditioners. Simultaneous control and cross-floor and cross-room control to improve user experience.

The above and other objects, advantages and features of the present invention will be more apparent to those skilled in the art from the following detailed description of the specific embodiments of the present invention in conjunction with the accompanying drawings.

Description of drawings

Hereinafter, some specific embodiments of the present invention will be described in detail by way of example and not limitation with reference to the accompanying drawings. The same reference numbers in the figures designate the same or similar parts or parts. It will be understood by those skilled in the art that the drawings are not necessarily to scale. In the attached picture:

1 is a schematic diagram of a voice control method for an air conditioner according to an embodiment of the present invention;

2 is a detailed flowchart of a voice control method for an air conditioner according to an embodiment of the present invention;

3 is a schematic block diagram of a voice control device for an air conditioner according to an embodiment of the present invention; and

4 is a schematic block diagram of a voice control apparatus for an air conditioner according to another embodiment of the present invention.

detailed description

This embodiment first provides a voice control method for an air conditioner. The entire process of receiving, converting, and executing instructions is completed locally in the air conditioner, without relying on the network, without being restricted by the network, the control process is not delayed, and the control process is fast and accurate. Moreover, since the instructions will not be uploaded to the cloud, the user's privacy can be effectively protected. FIG. 1 is a schematic diagram of a voice control method for an air conditioner according to an embodiment of the present invention. As shown in Figure 1, the voice control method of the air conditioner can perform the following steps:

Step S102, receiving a voice command sent by the user;

Step S104, converting the voice command into a control command;

Step S106, the air conditioner is controlled to operate according to the control instruction.

In the above steps, a voice command sent by the user is received in step S102, where the voice command may include switching on and off the air conditioner, adjusting the operating mode or temperature of the air conditioner, and the like. For example, the voice command may be to turn on the air conditioner, set the temperature to 26°C, and so on. Specifically, the user's voice instruction can be received through a microphone provided on the housing of the air conditioner. In some specific embodiments, the user needs to be within a preset distance from the air conditioner before the air conditioner can receive the voice command, for example, 10 meters. The above-mentioned specific distances are only examples, and are not intended to limit the present invention.

In a specific embodiment, the step of converting the voice command into a control command in step S104 may include: converting the voice command into a text command; and analyzing the text command and converting it into a control command. Moreover, the step of analyzing the text instructions and converting them into control instructions may include: extracting keywords in the text instructions, and generating control instructions according to the keywords.

It should be noted that, by extracting keywords in the text instruction, and generating control instructions according to the keywords, fuzzy command word recognition can be realized. For example, the voice command issued by the user is "Help me turn on the air conditioner" or "It's too hot to turn on the air conditioner". After being converted into a text command, the keyword "Turn on the air conditioner" can be extracted, thus controlling the air conditioner to turn on and completing the user's voice command. Improve user experience.

In addition, before step S102 of receiving a voice command sent by the user, the control method may further include: acquiring a wake-up command sent by the user, so that the air conditioner enters a sound-receiving state from a sleep state or an off state. The wake-up command can be a preset specific word, for example, the name of the air conditioner such as "Little U". The above-mentioned specific voice commands and wake-up commands are only examples, and are not intended to limit the present invention. In other embodiments, other words may be used.

The air conditioner is pre-bound with spatial location information, and the keyword includes the spatial location information of the air conditioner. For example, each air conditioner can be pre-bound with floor information and room information. The step of controlling the air conditioners to operate according to the control instructions in step S106 may include: controlling one or more air conditioners matching the spatial location information to operate according to the control instructions through the Internet of Things.

After controlling the air conditioner to operate according to the control instruction in step S106, the control method may further include: outputting a reply instruction to prompt the user that the voice instruction has been executed. The reply instruction may be voice information. For example, if the voice instruction issued by the user is "turn on the air conditioner", after the air conditioner is turned on according to the control instruction, a reply instruction of "air conditioner is turned on" may be output. Specifically, the reply instruction can be output through a speaker provided on the housing of the air conditioner, and a loudspeaker hole is provided at a position corresponding to the speaker, so as to make the output reply instruction clear and easy for the user to hear.

The voice control method of the air conditioner in this embodiment allows the user to control the air conditioner on/off, mode adjustment, temperature adjustment, etc. through direct dialogue with the air conditioner, which is very convenient, easy to use, and highly acceptable to the user. users of all ages. In addition, the entire process of receiving, converting, and executing instructions is completely completed locally in the air conditioner, without relying on the network and without network restrictions. The control process has no delay, and the control process is fast and accurate. Since the instructions will not be uploaded to the cloud, it can effectively protect the user's privacy.

In some optional embodiments, the air conditioner can achieve higher technical effects by further optimizing and configuring the above steps. The following describes the voice control of the air conditioner in this embodiment in conjunction with the description of an optional execution process of this embodiment. The method is described in detail, and this embodiment is only an example of the execution process. During specific implementation, the execution sequence and operating conditions of some steps may be modified according to specific implementation requirements. 2 is a detailed flowchart of a voice control method for an air conditioner according to an embodiment of the present invention, and the voice control method for an air conditioner includes the following steps:

Step S202, obtain the wake-up instruction sent by the user, so that the air conditioner enters the radio state from the dormant state or the closed state;

Step S204, receiving the voice command sent by the user;

Step S206, converting the voice command into a text command;

Step S208, extracting keywords in the text instructions, and generating control instructions according to the keywords;

Step S210, controlling one or more air conditioners matched with the spatial location information through the Internet of Things to operate according to the control instruction;

Step S212, outputting a reply instruction to prompt the user that the voice instruction has been executed.

It should be noted that the air conditioner may be pre-bound with spatial location information, and the keyword in step S208 may include the spatial location information of the air conditioner.

For example, the voice command issued by the user is "turn on the air conditioner", and after converting it into a text command and extracting keywords, the air conditioner that receives the voice command is controlled to be turned on. For another example, the voice command issued by the user is "turn on all air conditioners", and after converting it into a text command and extracting keywords, it controls all air conditioners in the IoT system to turn on. For another example, the voice command issued by the user is "turn off the air conditioner in room 202 on the second floor", and after converting it into a text command and extracting keywords, it controls the air conditioner in room 202 on the second floor to turn off. For another example, the voice command issued by the user is "turn on the air conditioner in the living room", and after converting it into a text command and extracting keywords, the air conditioner in the living room is controlled to be turned on.

A specific embodiment is described below: the user's living room and bedroom are provided with air conditioners, which can be controlled through the Internet of Things. When the air conditioner in the bedroom is turned on, after the user is transferred from the bedroom to the living room, if he wants to relax in the living room, he can directly issue a voice command to the air conditioner in the living room "turn off the air conditioner in the bedroom and turn on the air conditioner in the living room", and then convert it into a text command and respond to the After the keywords are extracted, the air conditioner in the bedroom can be turned off and the air conditioner in the living room can be turned on. Users do not need to return to the bedroom to turn off the air conditioner, which effectively improves the user experience.

The voice control method for an air conditioner in this embodiment can convert voice commands into text commands, extract keywords in the text commands, and generate control commands according to the keywords. The air conditioner is pre-bound with spatial location information, and the keywords include the spatial location information of the air conditioner, and one or more air conditioners matching the spatial location information are controlled through the Internet of Things to operate according to the control instructions. Simultaneous control of multiple air conditioners and cross-floor and cross-room control can be achieved to improve user experience.

This embodiment also provides a voice control apparatus for an air conditioner, and FIG. 3 is a schematic block diagram of a voice control apparatus 300 for an air conditioner according to an embodiment of the present invention. As shown in FIG. 3 , the voice control device 300 of the air conditioner in this embodiment may generally include: an instruction receiving module 310 , an instruction converting module 320 , and an instruction running module 330 .

Among the above modules, the instruction receiving module 310 may be configured to receive a voice instruction issued by the user. The instruction conversion module 320 may be configured to convert voice instructions into control instructions. The command operation module 330 may be configured to control the air conditioner to operate according to the control command.

The above modules can all be offline modules, that is, they do not need to rely on the network. In the voice control device 300 of the air conditioner in this embodiment, the entire process of receiving, converting, and executing instructions is completed locally in the air conditioner, which is not restricted by the network, the control process is not delayed, and the control process is fast and accurate. To the cloud, it can effectively protect the privacy of users.

FIG. 4 is a schematic block diagram of a voice control apparatus 300 for an air conditioner according to another embodiment of the present invention. As shown in FIG. 4 , on the basis of the previous embodiment, the instruction conversion module 320 may include: a first conversion module 321 and a second conversion module 322 .

The first conversion module 321 may be configured to convert the voice instruction into a text instruction. The second translation module 322 may be configured to analyze the textual instructions and convert them into control instructions. The second transformation module 322 may also be configured to: extract keywords in the text instructions, and generate control instructions according to the keywords, wherein the air conditioner is pre-bound with spatial location information, and the keywords include spatial location information of the air conditioner. The instruction running module 330 in this embodiment may also be configured to: control one or more air conditioners matched with the spatial location information through the Internet of Things to run according to the control instruction.

In some other embodiments, the voice control device 300 of the air conditioner may further include: a wake-up module and an instruction output module. Wherein, the wake-up module may be configured to obtain a wake-up instruction issued by the user, so that the air conditioner enters the radio state from the sleep state or the off state. The modules mentioned above can be in a power supply state all the time when the air conditioner is in a dormant state or in an off state, so as to realize the corresponding functions such as radio sound immediately after the wake-up module obtains the wake-up command issued by the user. It should be noted that when each module is in a power supply state, the power loss is very low, so no energy waste will be caused.

The instruction output module may be configured to output a reply instruction to prompt the user that the voice instruction has been executed. That is to say, the voice control device 300 of the air conditioner may be a standardized package, including four complete functions of voice recognition, text conversion, semantic analysis, and voice synthesis feedback. The controller of the traditional air conditioner only needs to be programmed to increase the receiving instructions and feedback instructions, and does not need to be redesigned, giving the traditional air conditioner intelligent life.

The voice control device 300 of the air conditioner in this embodiment can convert voice commands into text commands, extract keywords in the text commands, and generate control commands according to the keywords. The air conditioner is pre-bound with spatial location information, and the keywords include the spatial location information of the air conditioner, and one or more air conditioners matching the spatial location information are controlled through the Internet of Things to operate according to the control instructions. Simultaneous control of multiple air conditioners and cross-floor and cross-room control can be achieved to improve user experience.

By now, those skilled in the art will recognize that, although various exemplary embodiments of the present invention have been illustrated and described in detail herein, the present invention may still be implemented in accordance with the present disclosure without departing from the spirit and scope of the present invention. The content directly determines or derives many other variations or modifications consistent with the principles of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims

A voice control method for an air conditioner, comprising:

Receive voice commands from users;

converting the voice commands into control commands; and

The air conditioner is controlled to operate according to the control command.
The voice control method of an air conditioner according to claim 1, wherein the step of converting the voice command into a control command comprises:

converting the voice instructions into text instructions; and

The text instructions are analyzed and converted into the control instructions.
The voice control method for an air conditioner according to claim 2, wherein the step of analyzing the text instruction and converting it into the control instruction comprises:

Extracting keywords in the text instructions, and generating the control instructions according to the keywords.
The voice control method of an air conditioner according to claim 3, wherein,

The air conditioner is pre-bound with spatial location information, and the keyword includes the spatial location information of the air conditioner.
The voice control method for an air conditioner according to claim 4, wherein the step of controlling the air conditioner to operate according to the control instruction comprises:

One or more of the air conditioners matched with the spatial location information are controlled through the Internet of Things to operate according to the control instructions.
The voice control method for an air conditioner according to claim 1, after the step of controlling the air conditioner to operate according to the control instruction, further comprising:

A reply instruction is output to prompt the user that the voice instruction has been executed.
The voice control method for an air conditioner according to claim 1, further comprising:

A wake-up instruction issued by the user is obtained, so that the air conditioner enters a sound-receiving state from a sleep state or an off state.
A voice control device for an air conditioner, comprising:

an instruction receiving module, configured to receive a voice instruction sent by the user;

an instruction conversion module configured to convert the voice instruction into a control instruction; and

an instruction operation module configured to control the air conditioner to operate according to the control instruction.
The voice control device of an air conditioner according to claim 8, wherein the instruction conversion module comprises:

a first conversion module configured to convert the voice instructions into textual instructions; and

The second conversion module is configured to analyze the text instruction and convert it into the control instruction.
The voice control device for an air conditioner according to claim 9, wherein,

The second conversion module is further configured to: extract keywords in the text instructions, and generate the control instructions according to the keywords, wherein the air conditioner is pre-bound with spatial location information, and the keywords include spatial location information of the air conditioner;

The instruction operation module is further configured to: control one or more air conditioners matched with the spatial location information to operate according to the control instruction through the Internet of Things.