WO2018086426A1

WO2018086426A1 - Mirror defogging method and fogless mirror

Info

Publication number: WO2018086426A1
Application number: PCT/CN2017/103804
Authority: WO
Inventors: 辛奇
Original assignee: 广州视源电子科技股份有限公司
Priority date: 2016-11-11
Filing date: 2017-09-27
Publication date: 2018-05-17
Also published as: CN106510321B; CN106510321A

Abstract

A mirror defogging method for removing fog on a mirror, comprising: determining whether fog is condensed on a mirror (S20, S21) when receiving a defogging signal sent from a voice defogging instruction or an infrared defogging instruction (S10, S11); and performing defogging processing on the mirror (S30) when it is determined that fog is condensed on the mirror. By means of the mirror defogging method, fog on a mirror can be cleaned in advance, and when a user comes in front of a mirror product, the defogging has been completed so that the user does not have to wait. Also provided is a fogless mirror (100, 100a), comprising: a voice receiver (10) for receiving a voice defogging signal; an infrared receiver (11) for receiving an infrared defogging signal; a fog sensor (12) for detecting whether fog is condensed on a mirror; and an electrothermic defogging film (14) for performing heating to remove fog on a mirror. By receiving both a voice signal and an infrared signal, the scope of use of the fogless mirror (100, 100a) is extended.

Description

Mirror defogging method and defogging mirror

Technical field

The present invention relates to the field of mirror technology, and in particular to a mirror defogging method and a mist removing mirror.

Background technique

Mirror products such as mirrors installed in bathrooms, windshields of automobiles, and rearview mirrors of automobiles often have a large difference in mirror temperature and air temperature, and a water mist is formed on the mirror surface, which affects the normal use of users. It can also cause traffic accidents, so mirror defogging of the mirror is essential.

The existing mirror defogging method uses a mechanical defogging method. By installing a brush on the mirror surface, when the user needs to remove the mist, the switch that turns on the brush removes the mist on the mirror surface by the brush.

The existing mirror defogging method requires the user to control the defogging process artificially, so that the user needs to spend more energy and physical strength to complete the mirror defogging operation, and the existing mirror defogging method can easily cause mirror damage by removing the mist by the brush, and In the defogging process of the existing mirror defogging method, the user needs to wait and cannot be used immediately.

Summary of the invention

Based on this, it is an object of the present invention to provide a mirror defogging method and a demisting mirror capable of defogging in advance.

A mirror defogging method, the method comprising:

When receiving the voice defogging command or the infrared defogging command, determining whether there is fogging on the mirror surface;

When it is judged that there is fogging on the mirror surface, the mirror surface is subjected to a defogging process.

In the above mirror defogging method, when the user issues a voice defogging command by voice or receives an infrared defogging command through the infrared sensor, the mirror surface can be immediately defogged so that when the user comes to the mirror The defogging has been completed, so that the user does not have to wait or consume energy.

Further, the step of performing a defogging process on the mirror surface includes:

Determining whether the mirror surface is provided with a designated defogging area;

If yes, the defogging process is performed only on the designated defogging area;

If not, the mirror surface is completely defogged.

Further, the method performs defogging by heating by using an electric defogging film, and the electrothermal demisting film is composed of a plurality of heating units in a pixel lattice layout manner, and it is determined whether the mirror surface is provided with a designated defogging region. The steps include:

Determining whether a graphic signal of the defogging area set by the user is received;

If yes, querying a plurality of the heating units corresponding to the defogging area pattern signal according to the defogging area pattern signal, and forming a pixel point formed by the plurality of heating units corresponding to the defogging area pattern signal The area is set to the specified defogging area;

If not, the pixel dot area formed by the plurality of heating units corresponding to the locally stored defogging area is set as the designated defogging area.

Further, a plurality of the designated areas are disposed on the mirror surface, and the shape of the pixel dot area formed by the heating unit adopts a shape of a circle, a square or a heart.

Further, the step of performing a defogging process on the mirror surface further includes:

Detecting a current temperature of the mirror surface;

When it is detected that the current temperature of the mirror surface is greater than a preset temperature threshold, the defogging process of the mirror surface is stopped.

A demisting mirror, the demisting mirror comprising:

a voice receiver for receiving a voice defogging command;

An infrared receiver for receiving an infrared demisting command;

A mist sensor for detecting the presence of fog on the mirror surface.

The defogger mirror automatically receives a defogger command according to a preset condition by the voice receiver or the infrared receiver, and then sends a signal to the mist sensor for sensing whether or not there is fog, when the mist sensor senses When the mirror surface is fogged, the mirror surface is subjected to a defogging process, and the mirror surface can be defogged in advance by the design of the voice receiver and the infrared receiver, when the user comes to the In the case of the mirror product, the defogging has been completed, so that the user does not have to wait or spend energy to operate the defogging.

Further, the demister mirror further includes:

a region editor for setting a defogging area according to user requirements;

The first determining module is configured to determine whether the specified defogging area is set by the area editor.

Further, the demister mirror further includes:

An electrothermal demisting film for heating and defogging the specified demisting area or the entire area of the mirror surface, wherein the electrothermal demisting film is composed of a plurality of heating units in a pixel lattice layout manner;

a second judging module, configured to determine, according to the judgment result of the first judging module, whether the area editor receives the defogging set by the user when it is determined that the area defogging area is set by the area editor Regional graphic signal;

The area editor includes:

a first query module, configured to: according to the judgment result of the second determining module, when it is determined that the area editor receives the defogging area graphic signal set by a user, querying according to the defogging area graphic signal The heating unit corresponding to the defogging area pattern signal;

a first recording module, configured to record, according to the query result of the first query module, the queried heating unit corresponding to the defogging area graphic signal as the designated defog area;

a second recording module, configured to: according to the determination result of the second determining module, when it is determined that the area editor does not receive the defogging area graphic signal set by the user, corresponding to the locally stored defogging area A pixel dot area formed by the heating unit is recorded as the designated defogging area.

Further, the mirror surface is provided with a plurality of the designated areas, and the designated area has a shape of a circle, a square or a heart.

Further, the demister mirror further includes:

And a temperature detector for detecting a temperature of the current mirror surface and comparing with a preset temperature threshold, wherein the heating of the electrothermal demisting film is stopped when the current temperature of the mirror is greater than the temperature threshold.

DRAWINGS

1 is a flow chart of a mirror defogging method according to a first embodiment of the present invention;

2 is a flow chart of a mirror defogging method according to a second embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a demisting mirror 100 according to a third embodiment of the present invention;

4 is a schematic structural view of a demisting mirror 100a according to a fourth embodiment of the present invention;

Main element symbol description

除雾镜Defogging mirror	100，100a100,100a	语音接收器 Voice receiver	1010
红外接收器 Infrared receiver	1111	雾气感应器 Fog sensor	1212
第一判断模块 First judgment module	1313	电热除雾膜 Electrothermal defogging film	1414
第二判断模块 Second judgment module	1515	温度检测器 Temperature detector	1616
区域编辑器 Area editor	2020	第一查询模块First query module	21twenty one
第一记录模块First recording module	22twenty two	第二记录模块Second recording module	23twenty three

The invention will be further illustrated by the following detailed description in conjunction with the accompanying drawings.

detailed description

In order to facilitate a better understanding of the present invention, the present invention will be further explained below in conjunction with the accompanying drawings. Embodiments of the invention are given in the drawings, but the invention is not limited to the preferred embodiments described above. Rather, these embodiments are provided for the purpose of making the disclosure of the invention more fully.

Please refer to FIG. 1 , which is a flowchart of a mirror defogging method according to a first embodiment of the present invention, including steps S10 to S40 .

Step S10, receiving a voice defogging command or an infrared defogging command;

The manner in which the voice defogging command is determined is:

When the preset decibel is set, when the decibel of the voice sent by the user exceeds the preset decibel, it is determined that the voice sent by the user is the voice defogging instruction;

The method for determining the infrared defogging command is:

By setting an infrared sensor, when the infrared sensor senses a user, the infrared sensing signal emitted is the infrared defogging command.

Step S20, determining whether there is fogging on the mirror surface;

The method for judging whether there is fogging is: determining whether there is fogging on the mirror surface according to data such as temperature, dryness, light transmittance and light reflectivity of the mirror surface;

When it is determined in the step S20 that there is fogging on the mirror surface, step S30 is performed.

In step S30, the mirror surface is subjected to a defogging process.

The defogging treatment is to achieve the effect of defogging the mirror surface by heating;

When it is determined in the step S20 that there is no fog on the mirror surface, step S40 is performed.

In step S40, the demisting process is terminated.

The mirror defogging method of the embodiment automatically receives the voice defogging command and the infrared defogging command according to a preset condition to perform early defogging on the mirror surface, and when the user comes to the mirror product, the defogging has been performed. Completed so that the user does not have to wait or spend effort.

2 is a flow chart of a mirror defogging method according to a second embodiment of the present invention. The method performs defogging by heating by an electric defogging film, and the electric defogging film adopts a pixel dot matrix layout. The mode consists of a plurality of heating units, the method comprising steps S11 to S61.

Step S11, receiving a voice defogging command or an infrared defogging command;

The manner in which the voice defogging command is determined is:

The method for determining the infrared defogging command is:

Step S21, determining whether there is fogging on the mirror surface;

Determining whether there is fogging on the mirror surface according to data such as temperature, dryness, light transmittance and light reflectivity of the mirror surface;

When it is determined in the step S21 that there is no fog on the mirror surface, step S31 is performed.

In step S31, the defogging process is terminated.

When it is determined in the step S21 that there is fogging on the mirror surface, step S41 is performed.

Step S41, determining whether the mirror surface is provided with a designated defogging area;

When it is determined in the step S41 that the designated defogging area is not set on the mirror surface, step S51 is performed.

Step S51, performing comprehensive defogging treatment on the mirror surface;

For example, when the mirror surface is used as a mirror in a bathroom, a large amount of mist is generated on the mirror surface, and the mist on the mirror surface is subjected to a full mirror heat treatment by the method.

When the step S41 determines that there is a designated defogging area on the mirror surface, step S61 is performed;

Step S61, determining whether a defogging area graphic signal set by the user is received;

When the step S61 determines that the defogging area pattern signal set by the user is received, step S71 is performed.

Step S71, querying a plurality of the heating units corresponding to the defogging area pattern signal according to the defogging area pattern signal, and forming pixel points formed by the plurality of heating units corresponding to the defogging area pattern signal The area is set to the specified defogging area;

For example, when the mirror surface is a mirror of a car, the edge of the mirror surface is only set as the designated defogging area, and the edge of the mirror surface is selected by setting the defogging area pattern signal, thereby selecting The heating unit corresponding to the edge of the mirror surface further selects a pixel point region corresponding to the edge of the mirror surface, so that the edge of the mirror surface can be demissed in a targeted manner, which reduces the time of the defogging process and saves energy. ;

Step S81, heating and defogging the pixel dot area formed by the plurality of heating units corresponding to the defogging area pattern signal.

When the step S61 determines that the defogging area pattern signal set by the user is not received, step S91 is performed.

Step S91, setting a pixel point area formed by a plurality of the heating units corresponding to the locally stored defogging area as the designated defogging area;

Step S101, heating and defogging the pixel dot area formed by the plurality of heating units corresponding to the locally stored demisting area.

a plurality of the designated areas are disposed on the mirror surface, and the shape of the pixel dot area formed by the heating unit adopts a circular shape, a square shape or a heart shape, and different shapes of the pixel dot areas formed by the heating unit are satisfied. The different needs of users have improved the user's physical examination and comfort.

The step of performing the defogging treatment on the mirror surface further includes:

Detecting a current temperature of the mirror surface;

When it is detected that the current temperature of the mirror surface is greater than a preset temperature threshold, the defogging process of the mirror surface is stopped, thereby preventing damage of the mirror surface due to excessive temperature.

Stopping when the mirror receives the user-supplied stop defogging command while performing the defogging process The mirror surface is defogging, and the user can immediately stop the defogging process according to his own needs.

The mirror defogging method of the embodiment automatically receives the voice defogging command or the infrared defogging command according to a preset condition to perform early defogging on the mirror surface, and when the user comes to the mirror product, the defogging Has been completed, so that the user does not have to wait or consume energy and can freely edit the specified defogging area of the mirror surface, so that targeted demisting, for example, the edge area of the car mirror is very easy to fog and the mirror is The central area is not fogged, and the edge of the car mirror is specifically set to the designated defogging area, and then the defogging process is performed only for the edge of the mirror, so that the time of the defogging process is reduced and energy is saved.

Please refer to FIG. 3 , which is a schematic structural diagram of a demister 100 according to a third embodiment of the present invention. The demister 100 includes:

The voice receiver 10 is configured to receive a voice defogging command, and the voice receiver 10 is configured to receive only a voice signal whose volume reaches a preset decibel, when the user sends out a preset decibel When the voice signal is received, the voice receiver 10 determines that the voice signal that the user starts is the voice defogging command, and the design of the voice receiver 10 causes the defogging mirror 100 to achieve the effect of early defogging. The user does not need to wait in front of the demister mirror 100;

The infrared receiver 11 is configured to receive an infrared demisting command, for example, first rotating an infrared emitter on a door of the bathroom, and when the infrared emitter detects that the user enters the bathroom, the infrared emitter emits the infrared defogging Instructing, the infrared receiver 11 receives the infrared defogging command, and the infrared eliminator 11 is designed to achieve the effect of early defogging, so that the user does not need to Waiting in front of the fog mirror 100;

The mist sensor 12 is configured to detect whether there is fogging on the mirror surface when the voice receiver 10 and the infrared receiver 11 receive the defogging command, and the detecting method of the mist sensor 12 is: Data such as temperature, dryness, light transmittance, and light reflectance of the mirror surface are detected to determine whether there is fogging on the mirror surface.

The demissing mirror 100 further includes:

The area editor 20 is configured to perform editing of the specified defogging area on the electrothermal demisting film 14 according to the needs of the user. For example, the edge of the mirror of the automobile is prone to fogging, and the area editor 20 can be edited. The edge of the electrothermal demisting film 14 is further targeted to the edge of the car mirror Defogging makes the defogging process faster and saves energy;

The first determining module 13 is configured to determine whether the specified defogging area is set by the area editor 20.

The electrothermal demisting film 14 is configured to perform heating and defogging the specified demisting area or the entire area of the mirror surface, and the electrothermal demisting film 14 is composed of a plurality of heating units by using a pixel lattice layout, and is powered by a plurality of heating units. The method of emitting heat to the mirror surface to achieve the effect of eliminating the mist on the mirror surface is provided on the back surface of the mirror surface.

The second judging module 15 is configured to determine, according to the judgment result of the first judging module 13, when the area editor 20 determines that the designated defogging area is set, determine whether the area editor 20 receives the user. Set the defogging area graphic signal;

The area editor 20 includes:

The first query module 21 is configured to, according to the determination result of the second determining module 15, when it is determined that the area editor 20 receives the defogging area graphic signal set by the user, according to the defogging area graphic Transmitting, by the signal, the heating unit corresponding to the defogging area graphic signal;

The first recording module 22 is configured to record, according to the query result of the first query module 21, the queried heating unit corresponding to the defogging area graphic signal as the designated defogging area, for example, the dividing When the circular region graphic signal carries a circle that is taken in the middle of the mirror surface, the heating unit corresponding to the mirror element is selected by querying, and then only the corresponding heating unit is powered, thereby achieving only The effect of demisting the specified defogging area reduces the time of the demisting process;

The second recording module 23 is configured to: according to the determination result of the second determining module 15, when it is determined that the area editor 20 does not receive the defogging area graphic signal set by the user, the locally stored defogging A pixel dot area formed by the heating unit corresponding to the area is recorded as the designated defogging area.

The mirror surface is provided with a plurality of the designated areas, and the shape of the designated area is circular, square or heart-shaped, and the different shapes of the designated areas are designed to satisfy different experiences of the user, thereby improving user comfort. degree.

In addition, the demissing mirror 100 in this embodiment further includes:

a stop signal receiver, configured to receive a stop defogging command, and stop the electric heating when the stop signal receiver receives the stop defogging command output by a user when performing the defogging process Heating of the demisting film 14;

The stop signal receiver includes:

a stop switch is disposed on a side of the mirror surface, and the heating of the electrothermal demisting film 14 can be immediately stopped by pressing the stop switch to end the defogging process;

a voice stop signal receiver, configured to receive a preset tone color and audio, and when receiving the preset tone color and audio, immediately stop heating the electric heat removal film 14 to end the defogging process;

The infrared stop signal receiver is configured to receive an infrared stop signal command sent by the infrared sensor, and when receiving the infrared stop signal command, immediately stop heating the electric heat removing film 14 to end the defogging process;

Through the design of the stop signal receiver, the user can autonomously control the closing of the demisting mirror 100 when the demisting mirror 100 performs the defogging operation, thereby achieving the energy saving effect.

The working process of the demissing mirror 100 of this embodiment is: when the voice receiver 10 or the infrared receiver 11 receives the defogging command, sending a signal to the mist sensor 12, the mist sensor The device 12 detects the presence or absence of fog on the mirror surface, and determines whether the defogging mirror 100 is provided with the designated defogging region when a foggy gas is detected, and when it is determined that the designated defogging region is not set, The mirror surface is fully defogging; when it is determined that the designated defogging area is set, it is determined whether the area editor 20 receives the defogging area graphic signal set by the user, when the area editor When receiving the defogging area pattern signal, the heating unit corresponding to the defogging area pattern signal is queried according to the defogging area pattern signal, and the heating corresponding to the defogging area pattern signal is a pixel dot area formed by the unit is set to the designated defogging area and recorded by the first recording module 22, and the designated defogging is targeted according to the recording result of the first recording module 22 The area is subjected to a defogging process; when the area editor 20 does not receive the defogging area pattern signal, the pixel point area formed by the heating unit corresponding to the locally stored defogging area is set as the designated defogging The area is recorded by the second recording module 23, and the defogging process is performed on the designated defogging area in a targeted manner according to the recording result of the second recording module 23.

An advantage of this embodiment is that when the user comes to the front of the demister mirror 100, through the design of the voice receiver 10 and the infrared receiver 11, the defogation operation has been completed, so that the user does not have to wait or consume energy. Operating and freely editing the specified defogging area of the mirror surface, and further Sexual defogging makes the function of the demisting mirror 100 more intelligent, and reduces the time of the defogging process to save energy.

FIG. 4 is a schematic structural diagram of a demister mirror 100a according to a fourth embodiment of the present invention. The fourth embodiment is substantially identical to the structure of the third embodiment, and the difference is that the demister mirror is the same in this embodiment. 100a also includes:

The temperature detector 16 is configured to detect the temperature of the current mirror surface and compare it with a preset temperature threshold. When the current temperature of the mirror surface is greater than the temperature threshold, the heating of the electrothermal demisting film 14 is stopped. The damage of the electronic component due to the excessive temperature of the demister mirror 100a is prevented, and the safety performance of the demister mirror 100a is improved.

The above-described embodiments describe the technical principles of the present invention, and the descriptions are merely for explaining the principles of the present invention, and are not to be construed as limiting the scope of the present invention in any way. Based on the explanation herein, those skilled in the art can devise various other embodiments of the present invention without departing from the scope of the invention.

Claims

A mirror demisting method, characterized in that the method comprises:

When receiving the voice defogging command or the infrared defogging command, determining whether there is fogging on the mirror surface;

When it is judged that there is fogging on the mirror surface, the mirror surface is subjected to a defogging process.
The mirror demisting method according to claim 1, wherein the step of performing a defogging process on the mirror surface comprises:

Determining whether the mirror surface is provided with a designated defogging area;

If yes, the defogging process is performed only on the designated defogging area;

If not, the mirror surface is completely defogged.
The mirror demisting method according to claim 2, wherein the method performs defogging by heating by an electrothermal demisting film, and the electrothermal demisting film is arranged by a plurality of heating units in a pixel lattice layout manner. And the step of determining whether the mirror surface is provided with the designated defogging area comprises:

Determining whether a graphic signal of the defogging area set by the user is received;

If yes, querying a plurality of the heating units corresponding to the defogging area pattern signal according to the defogging area pattern signal, and forming a pixel point formed by the plurality of heating units corresponding to the defogging area pattern signal The area is set to the specified defogging area;

If not, the pixel dot area formed by the plurality of heating units corresponding to the locally stored defogging area is set as the designated defogging area.
The mirror demisting method according to claim 2, wherein a plurality of the designated areas are provided on the mirror surface, and a shape of a pixel dot area formed by the heating unit is circular, square or heart-shaped.
The mirror demisting method according to claim 1, wherein the step of performing a defogging process on the mirror surface further comprises:

Detecting a current temperature of the mirror surface;

When it is detected that the current temperature of the mirror surface is greater than a preset temperature threshold, the defogging process of the mirror surface is stopped.
A demisting mirror, characterized in that the demisting mirror comprises:

a voice receiver for receiving a voice defogging command;

An infrared receiver for receiving an infrared demisting command;

A mist sensor for detecting the presence of fog on the mirror surface.
The demist mirror according to claim 6, wherein the demister mirror further comprises:

a region editor for setting a defogging area according to user requirements;

The first determining module is configured to determine whether the specified defogging area is set by the area editor.
The demist mirror according to claim 7, wherein the demister mirror further comprises:

An electrothermal demisting film for heating and defogging the specified demisting area or the entire area of the mirror surface, wherein the electrothermal demisting film is composed of a plurality of heating units in a pixel lattice layout manner;

a second judging module, configured to determine, according to the judgment result of the first judging module, whether the area editor receives the defogging set by the user when it is determined that the area defogging area is set by the area editor Regional graphic signal;

The area editor includes:

a first query module, configured to: according to the judgment result of the second determining module, when it is determined that the area editor receives the defogging area graphic signal set by a user, querying according to the defogging area graphic signal The heating unit corresponding to the defogging area pattern signal;

a first recording module, configured to record, according to the query result of the first query module, the queried heating unit corresponding to the defogging area graphic signal as the designated defog area;

a second recording module, configured to: according to the determination result of the second determining module, when it is determined that the area editor does not receive the defogging area graphic signal set by the user, corresponding to the locally stored defogging area A pixel dot area formed by the heating unit is recorded as the designated defogging area.
The demist mirror according to claim 7, wherein the demister mirror further comprises: the mirror surface is provided with a plurality of the designated regions, and the designated region has a shape of a circle, a square or a heart. .
The demist mirror according to claim 6, wherein the demister mirror further comprises:

And a temperature detector for detecting a temperature of the current mirror surface and comparing with a preset temperature threshold, wherein the heating of the electrothermal demisting film is stopped when the current temperature of the mirror is greater than the temperature threshold.