CN212675913U

CN212675913U - Device for entering self-checking mode based on off-line voice control

Info

Publication number: CN212675913U
Application number: CN202020459407.1U
Authority: CN
Inventors: 姚嘉; 高永泽; 任金平; 马琪
Original assignee: Hangzhou Nanosic Technology Co ltd
Current assignee: Hangzhou Nanosic Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-03-09
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a device based on off-line speech control gets into self-checking mode, a serial communication port, including controller, the microphone that is used for gathering control command sound, wireless transmission SoC chip, the controller links to each other with wireless transmission SoC chip, microphone, terminal equipment electricity respectively, wherein, the controller is SoC WN8031F chip, the GPIO interface of controller is connected with terminal equipment's self-checking switch electricity, when GPIO interface output high level, the self-checking switch is closed, terminal equipment gets into the self-checking state; when the GPIO interface outputs a low level, the self-checking switch is switched off, and the terminal equipment does not need to respond. The utility model discloses device based on off-line speech control triggers self-checking mode, simple structure as an independent module device, can be used for installing and use with the electrical apparatus cooperation of various inconvenient controls for equipment can get into self-checking mode and export the self-checking result by quick response.

Description

Device for entering self-checking mode based on off-line voice control

Technical Field

The utility model relates to a device of off-line speech control entering self-checking mode.

Background

The fire-fighting emergency lamp is arranged for guiding trapped people to evacuate or developing fire-fighting rescue actions after a normal lighting power supply is cut off when a fire disaster happens. Therefore, the maintenance is required to be carried out frequently in daily life, and the trouble is prevented.

Similar instruments or equipment which are frequently required to be overhauled also comprise electric appliances such as electric energy meters, central air conditioners, switch cabinets/power distribution cabinets and refrigerators, and potential hazards are found and treated in time, so that serious loss is avoided.

The currently common modes for triggering equipment to enter a self-checking mode (self-diagnostics) include key triggering and mobile phone APP triggering, and equipment installed at a high place is inconvenient to operate keys to enter a self-checking state; the mobile phone APP triggering needs to develop an independent APP, the workload is large, and the steps are complicated.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model aims to provide a device based on off-line speech control triggers self-checking mode, the device simple structure, it is nimble convenient to use for equipment can the quick response get into self-checking mode and export the self-checking result.

In order to achieve the above object, the utility model relates to a device based on off-line speech control triggers self-checking mode, including controller, the microphone that is used for gathering control command sound, wireless transmission SoC chip, the controller respectively with wireless transmission SoC chip, microphone, terminal equipment electricity link to each other, wherein, the controller is SoC WN8031F chip, the GPIO interface of controller is connected with terminal equipment's self-checking switch electricity, when GPIO interface output high level, the self-checking switch is closed, terminal equipment gets into the self-checking state; when the GPIO interface outputs a low level, the self-checking switch is switched off, and the terminal equipment does not need to respond.

Further, the terminal equipment needing self-checking is a fire-fighting emergency lamp, an electric energy meter, a central air conditioner, a switch cabinet, a power distribution cabinet and a refrigerator.

Further, the device also comprises a standby key which is electrically connected with the controller,

further, the microphone is a single microphone or a microphone array composed of a plurality of microphones.

Further, the wireless transmission SoC chip is an existing WNF1XX series wireless multi-mode SoC chip of a micro-nano company, a microprocessor, a signal transceiver and a USB interface are arranged in the wireless transmission SoC chip, and accurate semantic recognition is achieved by defining/updating specific activation keywords in the wireless transmission SoC chip.

Further, the GPIO interface of controller is direct to be connected with the self-checking switch electricity of fire control emergency light to remote control fire control emergency light carries out the self-checking.

Further, the GPIO interface of controller is directly connected with the self-checking switch electricity of electric energy meter to remote control fire emergency light carries out the self-checking.

Further, the GPIO interface of controller is directly connected with the self-checking switch electricity of central air conditioning to remote control fire control emergency light carries out the self-checking.

Furthermore, the GPIO interface of the controller is directly electrically connected with a self-checking switch of the switch cabinet/power distribution cabinet so as to remotely control the fire-fighting emergency lamp to perform self-checking.

Further, the GPIO interface of the controller is directly electrically connected with a self-checking switch of the refrigerator so as to remotely control the fire-fighting emergency lamp to carry out self-checking.

The utility model discloses device based on off-line speech control triggers self-checking mode, simple structure as an independent module device, can be used for installing and use with the electrical apparatus cooperation of various inconvenient controls for equipment can get into self-checking mode and export the self-checking result by quick response.

Drawings

FIG. 1 is a schematic view of the structural frame of the present invention;

fig. 2 is another schematic view of the connection structure with the terminal device according to the present invention;

fig. 3 is a schematic diagram of the control process framework of the present invention.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the invention are shown. The present invention may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1, fig. 2, fig. 3, the utility model relates to a device based on off-line speech control triggers self-checking mode, including controller 1, the microphone 2 that is used for gathering control command sound, wireless transmission SoC chip 3, the controller respectively with wireless transmission SoC chip 1, microphone 2, terminal equipment 4 electricity link to each other.

The controller 1 adopts an existing SoC WN8031F chip of a micro-nano company, and the controller 1 supports neural network acceleration and DSP processing. The controller 1 integrates peripherals such as CPU, Flash, SRAM, Audio codec, GPIO, USB (MAC + PHY), ADC, QSPI, PMU, PWM and the like, and supports stereo line-in and MIC input and stereo earphone output.

The wireless transmission SoC chip 3 is an existing WNF1XX series wireless multi-mode SoC chip of a micro-nano company, a microprocessor, a signal transceiver and a USB interface are arranged in the wireless transmission SoC chip 3, and accurate semantic recognition is achieved by defining/updating specific activation keywords. The activation keywords include brand + device name, command, and the keywords of brand + device are: swan goose emergency lamp, Minghua emergency lamp, Laoshi emergency lamp, light world emergency lamp, Weisheng electric energy meter, Korea electric energy meter, Huali electric energy meter, Sanxingxing electric energy meter, Linyang electric energy meter, Tuhua electric energy meter, Dajin central air conditioner, Schneider switch cabinet, Boshi refrigerator, etc.; the commands are as follows: entering self-checking and starting self-checking; the offline voice controller supports at most 80 activated keywords, and the keywords are stored in a flash integrated in the controller.

The microphone 2 is a single microphone or a microphone array composed of a plurality of microphones. The accuracy of voice signal acquisition and recognition is ensured by limiting the angle and the distance of the microphone for acquiring the voice signals, and the false triggering rate is reduced. The method comprises the steps of performing addition and subtraction preprocessing on input voice of an array microphone by adopting voice phase difference between microphones in a microphone array (2 microphones or multiple microphones), acquiring signal phase difference between a target direction and a non-target direction, and attenuating the non-target direction signal by enhancing a target direction signal by taking a target direction angle as a center. Specifically, the adopted techniques are DS (Delay and sum), postfilter (post filter), and the like. And calculating the voice existence probability of the signal by adopting the short-time average energy value of the input signal, and dynamically adjusting the amplitude of the signal according to the voice existence probability, wherein the amplitude curve is increased when the voice existence probability is high, and otherwise, the amplitude curve is reduced.

The utility model discloses device based on off-line speech control triggers self-checking mode can be connected with the equipment of numerous needs self-checking and uses, and terminal equipment 4 that needs the self-checking can be fire control emergency light, electric energy meter, central air conditioning, cubical switchboard, switch board, refrigerator and so on. The utility model discloses device based on off-line speech control triggers self-checking mode still includes reserve button 7, and this button 7 links to each other with 1 electricity of controller, can make terminal equipment get into the self-checking mode through starting the button.

In the non-operating state of the terminal device 4, the microphone monitors the environmental sound, and when a person speaks, the microphone collects the voice information of the speaker and inputs the voice information to the controller 1.

The controller 1 carries out filtering, noise reduction, error code correction and other processing on the voice information, extracts a characteristic value through a voice recognition algorithm, compares the characteristic value with a characteristic value of an activation keyword arranged in a module, and judges whether the instruction is an instruction for waking up to enter a self-checking mode.

If the command is a wake-up command, the GPIO interface 5 of the controller 1 is electrically connected with the self-checking switch 6 of the terminal device 4, when the GPIO interface 5 outputs a high level, the self-checking switch 6 is closed, and the terminal device 4 enters a self-checking state; when the GPIO interface 5 outputs a low level, the self-checking switch 6 is switched off, and the terminal device 4 does not need to respond.

Such as: GPIO interface 5 of controller 1 is direct to be connected with the self-checking switch electricity of fire control emergency light to remote control fire control emergency light carries out the self-checking. And the GPIO interface 5 of the controller 1 is directly electrically connected with a self-checking switch of the electric energy meter so as to remotely control the fire-fighting emergency lamp to carry out self-checking. The GPIO interface 5 of the controller 1 is directly electrically connected with a self-checking switch of the central air conditioner so as to remotely control the fire-fighting emergency lamp to carry out self-checking. The GPIO interface 5 of the controller 1 is directly electrically connected with a self-checking switch of a switch cabinet/power distribution cabinet so as to remotely control the fire-fighting emergency lamp to carry out self-checking. The GPIO interface 5 of the controller 1 is directly electrically connected with a self-checking switch of the refrigerator so as to remotely control the fire-fighting emergency lamp to carry out self-checking.

In the utility model, remote connection can be realized between the SoC chip 1 and the terminal device 4 through wireless transmission, when the system works, the microphone monitors environmental sound under the non-working state of the terminal device 4, when a person speaks, the microphone collects the voice information of the speaker and inputs the voice information into the controller 1; the controller 1 carries out filtering, noise reduction, error code correction and other processing on voice information, extracts a characteristic value through a voice recognition algorithm, compares the characteristic value with a characteristic value of an activation keyword arranged in a module, and judges whether the characteristic value is an instruction for waking up to enter a self-checking mode; if the command is a wake-up command, the transmitter of the SoC chip 3 wirelessly transmits a control signal to the signal receiving end of the terminal device 4, and the terminal device 4 recognizes the control signal and enters a self-checking state.

Claims

1. A device for entering a self-checking mode based on off-line voice control is characterized by comprising a controller, a microphone and a wireless transmission SoC chip, wherein the microphone and the wireless transmission SoC chip are used for collecting control instruction sound, the controller is electrically connected with the wireless transmission SoC chip, the microphone and a terminal device respectively, the controller is a SoC WN8031F chip, a GPIO interface of the controller is electrically connected with a self-checking switch of the terminal device, when the GPIO interface outputs a high level, the self-checking switch is closed, and the terminal device enters a self-checking state; when the GPIO interface outputs a low level, the self-checking switch is switched off, and the terminal equipment does not need to respond.

2. The device for entering self-checking mode based on off-line voice control as claimed in claim 1, wherein the terminal equipment needing self-checking is fire emergency light, electric energy meter, central air conditioner, switch cabinet, power distribution cabinet, refrigerator.

3. The device for controlling entry into self-test mode based on off-line speech of claim 1, further comprising a backup button electrically connected to the controller.

4. The apparatus of claim 1, wherein the microphone is a single microphone or a microphone array comprising a plurality of microphones.

5. The device for entering the self-checking mode based on the off-line voice control of claim 1, wherein the wireless transmission SoC chip is an existing WNF1XX series wireless multi-mode SoC chip of the micro-nano company, a microprocessor, a signal transceiver and a USB interface are built in the wireless transmission SoC chip, and the wireless transmission SoC chip realizes semantic accurate recognition by defining/updating activation keywords.

6. The device for entering self-checking mode based on offline voice control as claimed in claim 2, wherein the GPIO interface of the controller is directly electrically connected with a self-checking switch of a fire emergency lamp to remotely control the fire emergency lamp to perform self-checking.

7. The device for entering the self-checking mode based on the off-line voice control as claimed in claim 2, wherein the GPIO interface of the controller is directly electrically connected with a self-checking switch of the electric energy meter to remotely control the fire emergency lamp to perform self-checking.

8. The device for entering self-checking mode based on off-line voice control as claimed in claim 2, wherein the GPIO interface of the controller is directly electrically connected with a self-checking switch of a central air conditioner to remotely control the fire emergency lamp to perform self-checking.

9. The device for entering the self-checking mode based on the off-line voice control as claimed in claim 2, wherein the GPIO interface of the controller is directly electrically connected with the self-checking switch of the switch cabinet/power distribution cabinet to remotely control the fire emergency lamp to perform self-checking.

10. The device for entering self-checking mode based on off-line voice control as claimed in claim 2, wherein the GPIO interface of the controller is directly electrically connected with a self-checking switch of the refrigerator to remotely control the fire emergency lamp to perform self-checking.