CN110466404B - Wireless intelligent mat - Google Patents
Wireless intelligent mat Download PDFInfo
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- CN110466404B CN110466404B CN201910606126.6A CN201910606126A CN110466404B CN 110466404 B CN110466404 B CN 110466404B CN 201910606126 A CN201910606126 A CN 201910606126A CN 110466404 B CN110466404 B CN 110466404B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
- B60N3/04—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets
- B60N3/048—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets characterised by their structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/20—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for lighting specific fittings of passenger or driving compartments; mounted on specific fittings of passenger or driving compartments
- B60Q3/217—Doors, e.g. door sills; Steps
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/9517—Proximity switches using a magnetic detector using galvanomagnetic devices
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/955—Proximity switches using a capacitive detector
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
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- Push-Button Switches (AREA)
Abstract
A wireless intelligent mat comprises a display mat unit and a foot mat, wherein the display mat unit comprises a frame body, a backlight module, at least one magnetic sensing module, a first wireless transmission receiving module, a gravity sensing module, a first control module, a panel and a bottom plate, one side of the frame body is provided with a groove to form a containing part for containing a power supply module and a magnetic element, the backlight module is contained in the groove and comprises at least one circuit board electrically connected with the power supply module, the circuit board is provided with a plurality of light-emitting components, the first wireless transmission receiving module is arranged on the circuit board for receiving the induction signal, the gravity sensing module is arranged on the circuit board for sensing the change of acceleration and generating a voltage signal, the first control module is arranged on the circuit board and opens and closes the backlight module according to the induction signal and the voltage signal, the bottom plate is assembled at the other side of the frame body, and the display pedal pad unit is arranged in the pedal pad.
Description
Technical Field
The present invention relates to a wireless intelligent mat, and more particularly, to a wireless intelligent mat which can greatly improve safety and installation convenience, and can achieve a thin and energy saving effect.
Background
At present, the automobile foot pad technology with the light-emitting function on the market generally needs to be electrically connected with an automobile power supply, the installation is very complicated, the automobile foot pad technology is not easy to cause safety problems, or the automobile foot pad technology is heavier and larger in size in design and cannot be compatible with foot pads of any style.
In addition, the welcome decoration board available in the market generally uses a magnetic catch switch, an infrared switch or an ultrasonic switch to control the on and off of a lamp body (such as a lighting lamp or a light emitting diode).
In the structure of using the magnetic snap switch for control, because the magnet is arranged in the door, the pedal is at the low position where the door of the vehicle is visible, the magnet and the pedal are switched by magnetic force induction, although the power is saved, the magnet is not easy to be arranged at the position corresponding to the induction switch to move away, and the induction is inaccurate.
In the structure of using the infrared switch or the ultrasonic switch for control, since the power supply of the vehicle power is also needed, the wire material in the vehicle needs to be pulled and connected with the product, so that the problems of complex installation, difficult installation, safety and the like are caused.
Therefore, no matter the automobile foot mat or the welcome decoration board with the light emitting function is on the market, the installation mode of the automobile foot mat or the welcome decoration board is electrically connected with the automobile power supply through the wire, which easily causes the problems of installation complexity, safety concerns and the like, and the integral volume of the foot mat and the welcome decoration board cannot be thinned.
Therefore, there is a need in the art for a new solution to the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a wireless intelligent mat, which solves the technical problems of the existing automobile mat with the light-emitting function in the background technology.
The technical scheme of the invention is as follows:
a wireless intelligent mat can receive a sensing signal detected by a transmitting end, the wireless intelligent mat comprises:
the display mat unit comprises a frame body, wherein one side of the frame body is provided with a groove, a containing part is correspondingly arranged at the groove, and the containing part contains a power supply module and a magnetic element;
the backlight module is correspondingly accommodated in the groove and comprises at least one circuit board which is electrically connected with the power supply module, and a plurality of light-emitting components are arranged on the circuit board;
at least one magnetic sensing module correspondingly arranged on the circuit board and arranged in a staggered manner with the magnetic element;
a first wireless transmission receiving module set on the circuit board for receiving the induction signal of the sending end;
a gravity sensing module, which is arranged on the circuit board and is used for detecting the change of acceleration and generating a voltage signal;
the first control module is arranged on the circuit board and is electrically connected with the backlight module, the magnetic sensing module, the first wireless transmission receiving module and the gravity sensing module, and the first control module opens and closes the backlight module according to the sensing signal and the voltage signal;
a panel accommodated in the groove and correspondingly arranged above the backlight module;
the bottom plate is assembled at the other side of the frame body and correspondingly covers the accommodating part;
and the pedal pad is provided with a containing part, and the display pedal pad unit is correspondingly arranged in the containing part.
Furthermore, the transmitting end further has a sensing module, a second wireless transmission/reception module and a second control module, the sensing module is used for detecting the sensing signal and transmitting the sensing signal to the second control module, and the second control module generates a control signal according to the sensing signal and transmits the control signal to the second wireless transmission/reception module.
Furthermore, after the control signal is transmitted to the second wireless transmission receiving module, the second wireless transmission receiving module transmits the control signal to the first wireless transmission receiving module.
Further, the sensing module is selected to be a magnetic proximity switch (magnetic sensor) or a capacitive proximity switch (capacitive sensor).
Further, the Light Emitting component is selected to be a Light-Emitting Diode (Light-Emitting Diode) or an Organic Light-Emitting Diode (Organic Light-Emitting Diode).
Furthermore, a waterproof ring is arranged on the periphery of the accommodating part to achieve the waterproof effect.
Furthermore, the panel further forms a light-transmitting part which is correspondingly arranged above the backlight module so as to facilitate light emission.
Further, the first and second control modules are selected to be a Microcontroller (MCU) or an Integrated Circuit (IC).
Furthermore, the display mat unit further comprises a timing module disposed on the circuit board and electrically connected to the first control module and the backlight module, wherein the timing module is used for automatically turning off the backlight module to save power.
Further, when the acceleration change detected by the gravity sensing module is equal to 0, the first control module turns off the backlight module and the first wireless transmission receiving module according to the voltage signal, and the wireless intelligent mat is in a power-saving mode.
When the acceleration change detected by the gravity sensing module is larger than 0, the first control module closes the backlight module and the first wireless transmission receiving module according to the voltage signal, and the wireless intelligent mat is in a sleep mode.
Further, the pedal pad is correspondingly arranged in the bottom of a vehicle body, and the transmitting end can be arranged on a welcome decoration board or a vehicle door of the vehicle body or a door frame of the vehicle body.
Furthermore, the frame body further forms a slot communicated with the groove, and the slot is used for accommodating the magnetic element.
Furthermore, an iron sheet is attached to the lower side of the frame body corresponding to the slot hole, and the iron sheet and the magnetic element are arranged correspondingly.
Furthermore, the display mat unit further has a near field sensing module correspondingly disposed on the circuit board and electrically connected to the first control module, the near field sensing module is configured to execute a near field sensing procedure to sense a near field distance between the transmitting end and the mat unit, so as to generate a near field sensing signal.
Furthermore, the first control module can further perform a noise interference mitigation procedure to reduce noise in the near-field sensing signal.
Further, the first control module further includes an analog-to-digital converter, a median filter and a slope limiter, the median filter and the slope limiter are coupled to the analog-to-digital converter, the analog-to-digital converter is configured to convert the near-field sensing signal into a digital near-field sensing signal, the median filter is configured to perform a median filtering operation on the digital near-field sensing signal to filter out a glitch noise in the digital near-field sensing signal, the slope limiter is configured to perform a slope limiting operation on the near-field sensing signal to filter out a sharp noise in the digital near-field sensing signal, the first control module generates an operation signal according to the median filtering operation and the slope limiting operation result, and the noise interference mitigation procedure includes the median filtering operation and the slope limiting operation.
Further, the first control module further includes a low-pass filter for performing a low-pass filtering operation on the operation signal to generate a low-pass filtered signal.
Further, the low-pass filtering operation includes a self-learning procedure, wherein the low-pass filter performs the self-learning procedure on the operation signal to achieve low-pass filtering on the operation signal to generate the low-pass filtered signal, wherein the self-learning procedure includes:
(A) calculating an initial average value of the operation signal;
(B) comparing the operation signal with the initial average value;
(C) when the operation signal is not less than the initial average value, increasing the initial average value to generate the low-pass filtering signal;
(D) when the operation signal is smaller than the initial average value, reducing the initial average value to generate the low-pass filtering signal;
(E) comparing the operation signal with the low-pass filtered signal;
(F) when the operation signal is not less than the low-pass filtering signal, increasing the low-pass filtering signal to generate a new low-pass filtering signal;
(G) when the operation signal is smaller than the low-pass filtering signal, reducing the low-pass filtering signal to generate a new low-pass filtering signal; and
(H) and (E) repeating the step (E).
Furthermore, the display mat unit further has a voltage protection module electrically connected to the first control module and the power supply module, and the voltage protection module is used for preventing the circuit board from being damaged due to short circuit.
Furthermore, the display mat unit further has a power management module electrically connected to the first control module and the power supply module, and the first control module forms a power saving mode for the magnetic sensing module through the power management module.
The invention adopting the technical scheme can bring the following beneficial effects:
1. the safety is greatly improved;
2. the installation convenience is increased;
3. the effect of thinning is achieved;
4. has the effect of energy conservation.
Drawings
FIG. 1 is an exploded perspective view of a wireless intelligent mat according to a first embodiment of the present invention;
FIG. 2 is a perspective assembly view of the first embodiment of the wireless intelligent mat according to the present invention;
FIG. 3 is a perspective view of the mat according to the first embodiment of the wireless intelligent mat of the present invention;
FIG. 4 is a block diagram of a mat unit showing the first embodiment of the wireless intelligent mat according to the present invention;
FIG. 5 is a block diagram of a wireless intelligent mat according to a first embodiment of the present invention;
FIG. 6 is a partial schematic view of a wireless intelligent mat according to a first embodiment of the present invention;
FIG. 7 is an exploded perspective view of a second embodiment of the wireless intelligent mat of the present invention;
FIG. 8 is a partial schematic view of a wireless intelligent mat according to a second embodiment of the present invention;
FIG. 9 is a block diagram of a first control module for executing a noise interference mitigation procedure of the wireless intelligent mat according to the first embodiment of the present invention;
FIG. 10 is a schematic view of the first control module of the wireless intelligent mat according to the present invention including a low pass filter;
FIG. 11 is a flowchart illustrating the self-learning procedure of the wireless intelligent mat according to the present invention;
FIG. 12 is a schematic view of a first embodiment of the wireless intelligent mat according to the present invention;
FIG. 13 is a block diagram of a wireless intelligent mat according to a third embodiment of the present invention;
FIG. 14 is a block diagram of a wireless intelligent mat according to a fourth embodiment of the present invention.
In the figure, 2-wireless intelligent mat, 20-display mat unit, 201-frame, 202-groove, 203-containing part, 204-slot, 205-iron sheet, 21-power supply module, 22-backlight module, 23-timer module, 24-circuit board, 25-first wireless transmission receiving module, 26-gravity sensing module, 27-first control module, 270-analog digital converter, 271-median filter, 272-slope limiter, 273-low pass filter, 28-magnetic sensing module, 29-magnetic element, 290-near field sensing module, 291-voltage protection module, 292-power management module, 3-luminous component, 4-panel, 40-light-transmission part, 5-bottom plate, 6-waterproof ring, 7-pedal pad, 70-accommodating part, 8-sending end, 80-induction module, 81-second wireless transmission receiving module, 82-second control module, 9-vehicle body, 90-vehicle door and 91-door frame.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description;
referring to fig. 1, fig. 2 and fig. 3, which are a three-dimensional exploded view, a three-dimensional assembled view and a three-dimensional view of a wireless intelligent mat according to a first embodiment of the present invention, as shown, a wireless intelligent mat 2 can receive a sensing signal detected by a transmitting terminal 8, it should be noted that the transmitting terminal 8 can be installed in a welcome decoration board, a position related to a door 90 or a door frame 91 of a car body 9 (please refer to fig. 12 together), the wireless intelligent mat 2 includes a display mat unit 20 and a mat 7, and it should be noted that the mat 7 is correspondingly installed in the bottom of the car body 9.
Referring to fig. 4 and 5, the display mat unit 20 includes a frame 201, a backlight module 22, at least one magnetic sensing module 28, a first wireless transmission receiving module 25, a gravity sensing module 26, a first control module 27, a panel 4 and a bottom plate 5, the frame 201 has a groove 202 on one side, a receiving portion 203 and a slot 204 are correspondingly formed at the position of the groove 202, the receiving portion 203 correspondingly receives a power supply module 21, the slot 204 correspondingly receives a magnetic element 29, the power supply module 21 is used to provide power for each component of the display mat unit 20, the backlight module 22 is correspondingly received in the groove 202, the backlight module 22 includes at least one circuit board 24 electrically connected to the power supply module 21, the circuit board 24 is provided with a plurality of Light Emitting members 3, and the Light Emitting members 3 can be selected from a Light-Emitting Diode (Light-Emitting Diode) or an Organic Light-Emitting Diode (Organic Light-Emitting Diode) ) One of them is that the magnetic sensing module 28 is correspondingly disposed on the circuit board 24 and is disposed in an interlaced manner with the magnetic element 29, please refer to fig. 6, in other words, a certain corresponding disposed distance D exists between the magnetic sensing module 28 disposed on the circuit board 24 and the magnetic element 29 disposed in the frame 201, and the distance calculation relationship thereof is as follows:
distance D is 0mm + coefficient x (gaussian max-magnetic element gaussian used for assembly);
wherein "" coefficient "" is derived from test data between the plurality of magnetic sensing modules 28 and the magnetic element 29.
Referring to fig. 7 and fig. 8, which are an exploded perspective view and a partial schematic view of a second embodiment of the present invention, respectively, the difference between the first embodiment and the second embodiment is that an iron sheet 205 is further attached to the frame 201 corresponding to the lower side of the slot 204, the iron sheet 205 is disposed corresponding to the magnetic element 29, and further, the iron sheet 205 is attached below the magnetic element 29, because the iron sheet 205 is influenced by the magnetic element 29, the magnetic direction inside the magnetic element is relatively consistent, the iron sheet 205 is magnetized by the magnetic element 29, and the magnetized iron sheet 205 enhances the magnetic field around the magnetic element to greatly increase the inductive distance.
The first wireless transceiver module 25, the gravity sensor module 26 and the first control module 27 are all disposed on the circuit board 24 and electrically connected thereto, the first wireless transceiver module 25 is used to receive the sensing signal from the transmitter 8, the gravity sensor module 26 is used to detect the change of acceleration and generate a voltage signal, the first control module 27 is electrically connected to the backlight module 22, the first wireless transmission/reception module 25 and the gravity sensing module 26, the first control module 27 turns on or off the backlight module 22 according to the sensing signal and the voltage signal, the panel 4 is accommodated in the groove 202 and correspondingly disposed above the backlight module 22, a transparent portion 40 is further formed on the panel 4, the transparent portion 40 is correspondingly disposed above the backlight module 22 so that the light emitted from the light-emitting members 3 can be emitted from the transparent portion 40 to the outside;
the bottom plate 5 is assembled on the other side of the frame 201 and covers the accommodating portion 203 correspondingly, a waterproof ring 6 is further arranged between the bottom plate 5 and the frame 201, and the waterproof ring 6 is assembled on the periphery of the accommodating portion 203, so that the display mat unit 20 achieves the waterproof effect;
the foot mat 7 has a receiving portion 70, so that the display foot mat unit 20 can be correspondingly installed in the receiving portion 70, and the installed foot mat 7 can be correspondingly laid at the foot position of a driver seat, a front passenger seat or a rear seat in the vehicle body 9;
it should be noted that the transmitting end 8 of the present embodiment is described as being installed in the welcome decoration board, but not limited thereto, the transmitting end 8 may also be installed on the door 90 or the door frame 91 (as described in paragraph 0020), and it is described in advance that the welcome decoration board further includes an induction module 80, a second wireless transmission and reception module 81 and a second control module 82, the induction module 80 may be selected from a magnetic proximity switch (magnetic sensor) or a capacitive proximity switch (capacitive sensor), and the induction module 80 of the welcome decoration board is used to sense the open or closed state of the door 90, which is a conventional technology, and thus the description is omitted, and the first, second control modules 27, and the second control module 27 are omitted here, 82 may alternatively be a Microcontroller (MCU) or an Integrated Circuit (IC);
in addition, the display mat unit 20 of the present invention further has a near field sensing module 290 correspondingly disposed on the circuit board 24 and electrically connected to the first control module 27, wherein the near field sensing module 290 is configured to execute a near field sensing procedure to sense a near field distance between the transmitting end 8 and the mat 7 to generate a near field sensing signal, and please refer to fig. 9, the display mat unit of the present invention is configured to execute a block diagram of the first control module of a procedure for mitigating noise interference to reduce noise in the near field sensing signal.
In order to execute the noise interference mitigation procedure by the first control module 27 of the display mat unit, as shown in fig. 9, the first control module 27 further comprises an analog-to-digital converter 270, a median filter 271 and a slope limiter 272, the median filter 271 is coupled to the analog-to-digital converter 270, the analog-to-digital converter 270 is used for converting the near-field sensing signal into a digital near-field sensing signal, the median filter 271 is used for performing a median filtering operation on the digital near-field sensing signal to filter a glitch noise in the digital near-field sensing signal, the slope limiter 272 is coupled to the analog-to-digital converter 270 for performing a slope limiting operation on the digital near-field sensing signal to filter a sharp noise in the digital near-field sensing signal, wherein the first control module 27 generates an operation signal according to the median filtering operation and the slope limiting operation result, and the procedure of mitigating noise interference includes the median filtering operation and the slope limiting operation. Wherein, the median filtering operation refers to the median of the digital near-field sensing signal in each preset time interval; the slope limiting operation refers to filtering out a portion of the digital near-field sensing signal waveform with respect to time, where the slope exceeds a predetermined slope, and the median filtering operation and the slope limiting operation are well known to those skilled in the art and will not be described herein.
Referring to fig. 10 and 11, in order to perform the noise interference mitigation procedure by the mat display unit, the first control module 27 further comprises a low-pass filter 273 for performing a low-pass filtering operation on the operation signal to generate a low-pass filtered signal, wherein the low-pass filtering operation has a plurality of embodiments, and in one embodiment, the low-pass filtering operation comprises a self-learning procedure, wherein the low-pass filter 273 performs the self-learning procedure on the operation signal to perform the low-pass filtering operation on the operation signal to generate the low-pass filtered signal, and wherein the self-learning procedure comprises the following steps:
s1: calculating an initial average value of the operation signal;
s2: comparing the operation signal with the initial average value;
s3: when the operation signal is not less than the initial average value, increasing the initial average value to generate the low-pass filtering signal;
s4: when the operation signal is smaller than the initial average value, reducing the initial average value to generate the low-pass filtering signal;
s5: comparing the operation signal with the low-pass filtered signal;
s6: checking the comparison result;
s7: when the operation signal is not less than the low-pass filtering signal, increasing the low-pass filtering signal to generate a new low-pass filtering signal;
s8: when the operation signal is smaller than the low-pass filtering signal, reducing the low-pass filtering signal to generate a new low-pass filtering signal;
and S9: step S5 is repeated.
Therefore, when the door 90 is opened or closed, the sensing module 80 transmits the detected sensing signal to the second control module 82, the second control module 82 generates a control signal according to the sensing signal and transmits the control signal to the second wireless transmission/reception module 81, and then the second wireless transmission/reception module 81 transmits the control signal to the first wireless transmission/reception module 25 of the display mat unit 20 to inform the mat 7 that the door 90 is opened or closed at present;
through the design of this structure of the present invention, as shown in fig. 12, when the door 90 of the vehicle 9 is opened, the sensing module 80 of the transmitter 8 will detect the door 90 is opened and detect the sensing signal, and then transmit the sensing signal to the second control module 82, the second control module 82 will generate the control signal according to the sensing signal and transmit the control signal to the second wireless transmitting/receiving module 81, and then the second wireless transmitting/receiving module 81 will transmit the control signal to the first wireless transmitting/receiving module 25 of the display mat unit 20, the first wireless transmitting/receiving module 25 will receive the control signal and transmit it to the first control module 27, and the first control module 27 will open the backlight module 22 according to the control signal, so, according to the present invention, the wireless intelligent mat 2 will automatically turn on the backlight module 22 when the door 90 is opened, when the door 90 is closed, the backlight module 22 is closed, so that the conventional problems of complicated installation and safety due to the fact that the foot mat and the transmitting end must be electrically connected to the vehicle power supply through wires can be solved, the first wireless transmission receiving module 25 of the wireless intelligent foot mat 2 and the second wireless transmission receiving module 81 of the transmitting end 8 replace the conventional wire connection method, and therefore, the safety and the installation convenience are greatly improved, and the effect of thinning can be achieved.
In addition, through the gravity sensing module 26 in the display mat unit 20, when the vehicle body 9 is in a static state for a long time, the acceleration change detected by the gravity sensing module 26 is 0, the first control module 27 turns off the backlight module 22 and the first wireless transmission receiving module 25 according to the voltage signal sent by the gravity sensing module 26, so that the wireless intelligent mat 2 is in a power-saving mode when the vehicle body 9 is in the static state, and only the behavior state of the vehicle body 9 detected by the gravity sensing module 26 is kept;
in addition, when the vehicle body 9 is in a driving state, at this time, the acceleration change detected by the gravity sensing module 26 is greater than 0, the first control module 27 turns off the backlight module 22 and the first wireless transmission receiving module 25 according to the voltage signal sent by the gravity sensing module 26, so that the wireless intelligent mat 2 is in a sleep mode when the vehicle body 9 is in the driving state, and similarly, only the behavior state of the vehicle body 9 detected by the gravity sensing module 26 is kept;
when the door 90 of the vehicle 9 is opened or closed, the acceleration sensed by the gravity sensing module 26 changes from 0 to greater than 0 (i.e. the gravity sensing module 26 changes from a static state to a vibration state), the voltage signal sent by the gravity sensing module 26 is transmitted to the first control module 27, the first control module 27 controls the first wireless transmission receiving module 25 according to the voltage signal to be opened for a period of time to receive the control signal of the transmitting terminal 8, and at this time, the backlight module 22 is opened according to the control signal, so that the wireless intelligent mat 2 can close the unnecessary modules no matter the vehicle 9 is in a static state or a driving state, and the unnecessary modules (the backlight module 22 and the first wireless transmission receiving module 25) are enabled to generate a power saving mode or a sleep mode, thereby achieving the effect of saving energy greatly.
Referring to fig. 13 and fig. 1 and 12 together, a block diagram of a wireless intelligent mat according to a third embodiment of the present invention is shown, wherein the corresponding relationship between some components of the wireless intelligent mat is the same as that of the wireless intelligent mat, and therefore the description is omitted here, except that the wireless intelligent mat unit 20 further includes a timing module 23, the timing module 23 is disposed on the circuit board 24 and electrically connected to the first control module 27 and the backlight module 22, and when the door 90 of the vehicle body 9 is opened for an excessively long time, the backlight module 22 can be automatically turned off by the timing module 23 to achieve the effect of saving power.
Please refer to fig. 14 and fig. 1 together, which is a block diagram of a wireless intelligent mat according to a fourth embodiment of the present invention, wherein the corresponding relationship between the components of the wireless intelligent mat is the same as the wireless intelligent mat, so that the description is omitted herein, except that the display mat unit 20 further has a voltage protection module 291 electrically connected to the first control module 27 and the power supply module 21, the voltage protection module 291 is used to prevent the circuit board 24 from being damaged due to reverse installation or short circuit of the power supply module 21, so as to avoid the circuit board 24 from being damaged due to short circuit, in addition, the display mat unit 20 further has a power management module 292 electrically connected to the first control module 27 and the power supply module 21, the first control module 27 executes an on or off instruction to the magnetic sensing module 28 through the power management module 292, in other words, if the magnetic sensing module 28 is not activated, it will be automatically turned off to form a power saving mode.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any equivalent replacement and modification made by those skilled in the art without departing from the spirit and scope of the present invention are deemed to fall within the protection scope of the present invention.
Claims (20)
1. A wireless intelligent mat, characterized in that: can receive a sensing signal detected by a transmitting end, the wireless intelligent mat comprises:
the display mat unit comprises a frame body, wherein one side of the frame body is provided with a groove, a containing part is correspondingly arranged at the groove, and the containing part contains a power supply module and a magnetic element;
the backlight module is correspondingly accommodated in the groove and comprises at least one circuit board which is electrically connected with the power supply module, and a plurality of light-emitting components are arranged on the circuit board;
at least one magnetic sensing module correspondingly arranged on the circuit board and arranged in a staggered manner with the magnetic element; a first wireless transmission receiving module set on the circuit board for receiving the induction signal of the sending end;
a gravity sensing module, which is arranged on the circuit board and is used for detecting the change of acceleration and generating a voltage signal;
the first control module is arranged on the circuit board and is electrically connected with the backlight module, the magnetic sensing module, the first wireless transmission receiving module and the gravity sensing module, and the first control module opens and closes the backlight module according to the sensing signal and the voltage signal;
a panel accommodated in the groove and correspondingly arranged above the backlight module;
the bottom plate is assembled at the other side of the frame body and correspondingly covers the accommodating part;
and the pedal pad is provided with a containing part, and the display pedal pad unit is correspondingly arranged in the containing part.
2. The wireless intelligent stepping mat according to claim 1, wherein: the transmitter further has a sensing module, a second wireless transceiver module and a second control module, wherein the sensing module is used for detecting the sensing signal and transmitting the sensing signal to the second control module, and the second control module generates a control signal according to the sensing signal and transmits the control signal to the second wireless transceiver module.
3. The wireless intelligent stepping mat according to claim 2, wherein: after the control signal is transmitted to the second wireless transmission receiving module, the second wireless transmission receiving module transmits the control signal to the first wireless transmission receiving module.
4. The wireless intelligent stepping mat according to claim 2, wherein: the induction module is selected to be a magnetic induction type proximity switch or a capacitance type proximity switch.
5. The wireless intelligent stepping mat according to claim 1, wherein: the light emitting component is selected to be a light emitting diode or an organic light emitting diode.
6. The wireless intelligent stepping mat according to claim 1, wherein: and a waterproof ring arranged on the periphery of the accommodating part to achieve the waterproof effect.
7. The wireless intelligent stepping mat according to claim 1, wherein: the panel further forms a light-transmitting part which is correspondingly arranged above the backlight module so as to facilitate light emitting.
8. The wireless intelligent stepping mat according to claim 2, wherein: the first and second control modules are selected to be a microcontroller or an integrated circuit.
9. The wireless intelligent stepping mat according to claim 1, wherein: the display mat unit further has a timing module disposed on the circuit board and electrically connected to the first control module and the backlight module, wherein the timing module is used for automatically turning off the backlight module to save power.
10. The wireless intelligent stepping mat according to claim 1, wherein: when the acceleration change detected by the gravity sensing module is equal to 0, the first control module closes the backlight module and the first wireless transmission receiving module according to the voltage signal, and the wireless intelligent mat is in a power-saving mode;
when the acceleration change detected by the gravity sensing module is larger than 0, the first control module closes the backlight module and the first wireless transmission receiving module according to the voltage signal, and the wireless intelligent mat is in a sleep mode.
11. The wireless intelligent stepping mat according to claim 1, wherein: the foot pad is correspondingly arranged in the bottom of a vehicle body, and the transmitting end can be arranged on a welcome decoration plate or a vehicle door of the vehicle body or a door frame of the vehicle body.
12. The wireless intelligent stepping mat according to claim 1, wherein: the frame body further forms a slot communicated with the groove, and the slot is used for accommodating the magnetic element.
13. The wireless intelligent stepping mat according to claim 12, wherein: the frame body is provided with an iron sheet corresponding to the lower side of the slotted hole, and the iron sheet and the magnetic element are arranged correspondingly.
14. The wireless intelligent stepping mat according to claim 1, wherein: the display mat unit further comprises a near field sensing module correspondingly arranged on the circuit board and electrically connected with the first control module, wherein the near field sensing module is used for executing a near field sensing program so as to sense a near field distance between the sending end and the mat and generate a near field sensing signal.
15. The wireless intelligent stepping mat according to claim 14, wherein: the first control module can further perform a noise interference mitigation procedure to reduce noise in the near-field sensing signal.
16. The wireless intelligent stepping mat according to claim 15, wherein: the first control module further comprises an analog-to-digital converter, a median filter and a slope limiter, the median filter and the slope limiter are coupled to the analog-to-digital converter, the analog-to-digital converter is used for converting the near-field sensing signal into a digital near-field sensing signal, the median filter is used for performing a median filtering operation on the digital near-field sensing signal to filter a spike noise in the digital near-field sensing signal, the slope limiter is used for performing a slope limiting operation on the digital near-field sensing signal to filter a sharp noise in the digital near-field sensing signal, the first control module generates an operation signal according to the median filtering operation and the slope limiting operation result, and the noise interference mitigation procedure comprises the median filtering operation and the slope limiting operation.
17. The wireless intelligent stepping mat according to claim 16, wherein: the first control module further includes a low-pass filter for performing a low-pass filtering operation on the operation signal to generate a low-pass filtered signal.
18. The wireless intelligent stepping mat according to claim 17, wherein: the low-pass filtering operation includes a self-learning procedure, wherein the low-pass filter performs the self-learning procedure on the operation signal to achieve low-pass filtering of the operation signal to generate the low-pass filtered signal, wherein the self-learning procedure includes:
(A) calculating an initial average value of the operation signal;
(B) comparing the operation signal with the initial average value;
(C) when the operation signal is not less than the initial average value, increasing the initial average value to generate the low-pass filtering signal;
(D) when the operation signal is smaller than the initial average value, reducing the initial average value to generate the low-pass filtering signal;
(E) comparing the operation signal with the low-pass filtered signal;
(F) when the operation signal is not less than the low-pass filtering signal, increasing the low-pass filtering signal to generate a new low-pass filtering signal;
(G) when the operation signal is smaller than the low-pass filtering signal, reducing the low-pass filtering signal to generate a new low-pass filtering signal; and
(H) and (E) repeating the step (E).
19. The wireless intelligent stepping mat according to claim 1, wherein: the display mat unit further has a voltage protection module electrically connected to the first control module and the power supply module, and the voltage protection module is used for preventing the circuit board from being damaged due to short circuit.
20. The wireless intelligent stepping mat according to claim 19, wherein: the display mat unit further has a power management module electrically connected to the first control module and the power supply module, and the first control module forms a power saving mode for the magnetic sensing module through the power management module.
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| CN201910606126.6A CN110466404B (en) | 2019-07-05 | 2019-07-05 | Wireless intelligent mat |
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| CN113119827B (en) * | 2020-01-15 | 2022-08-09 | 东莞宝德电子有限公司 | Intelligent luminous foot mat |
| US11536429B1 (en) * | 2022-04-20 | 2022-12-27 | Zealio Electronics Co., Ltd. | Wireless lighting device with encapsulated light board |
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| JP2002120646A (en) * | 2000-10-16 | 2002-04-23 | Mitsubishi Cable Ind Ltd | Lighting system for interior of cabin in vehicle |
| TWM497326U (en) * | 2014-02-14 | 2015-03-11 | Zealio Electronics Co Ltd | Wireless welcome trim panel |
| TWI580591B (en) * | 2014-02-14 | 2017-05-01 | 智佳電子股份有限公司 | Wireless light board |
| CN204136877U (en) * | 2014-09-15 | 2015-02-04 | 石长友 | A kind of battery energy light pulse LED autoluminescence meeting pedal |
| TWM524979U (en) * | 2015-10-30 | 2016-07-01 | 智佳電子股份有限公司 | Wireless light board capable of changeable appearance information |
| TWM531918U (en) * | 2016-01-20 | 2016-11-11 | Tenx Shenzhen Technology Ltd | Greeting system |
| TWM561031U (en) * | 2018-01-04 | 2018-06-01 | Bluechip Optical Tech Inc | Detection device for welcoming car pedal |
| TWM574988U (en) * | 2018-10-25 | 2019-03-01 | 智佳電子股份有限公司 | Intelligent sensing device |
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