TWI661950B - Setting method of Bluetooth tire pressure monitoring system - Google Patents

Abstract

A method for setting the use of a Bluetooth tire pressure monitoring system is to open an application, select an option box for setting a tire position from a display device, and send a request signal to a tire pressure sensor through a Bluetooth transmission interface of a handheld device. After receiving the request signal from the Bluetooth transmission interface, the tester will reply with a reply signal. After receiving the reply signal, the handheld device will list the tire pressure sensor ID table in the tire position option box. The ID of the table column selects a selected ID.

Description

Setting method of Bluetooth tire pressure monitoring system

The invention relates to a tire pressure monitoring system, in particular to a method for setting a Bluetooth tire pressure monitoring system.

At present, the most common method when pairing the tire pressure sensor ID position with the tire position is to make the receiving host on the car enter the learning mode, and then follow the tire position order required by the learning mode, such as left front, right front, left rear, The sequence at the rear right sequentially triggers the tire pressure sensors at the corresponding position one by one, so that the tire pressure sensor at the corresponding position can send a signal and be received by the host. The host receives the tire pressure at these corresponding positions. After the ID signal sent by the sensor, the tire position and the corresponding ID are paired and stored, so that the host can distinguish the ID signal from the tire pressure sensor at that location by the difference of the ID. , Or this information can be correctly displayed on the display device of the car for the driver. But from another perspective, because the information is a display device displayed on the car, the driver must start the vehicle to see the information. The driver cannot know the state of the tires of the vehicle before the driver starts the vehicle.

Although it was later proposed that the function of receiving and displaying information was moved from the host and display on the car to a handheld device, such as a smartphone or tablet, even so, the tire position was paired with the tire pressure sensor ID. The setting mode is still the same, which is not an ideal operating mode.

In view of this, one object of the present invention is to provide a method for setting the use of a Bluetooth tire pressure monitoring system. Through the method of the present invention, the operation of pairing the tire position with the tire pressure sensor ID can be performed quickly and simply to complete the tire pressure monitoring. System settings.

In order to achieve the above object, a method for setting a Bluetooth tire pressure monitoring system provided by the present invention is as follows. The method is: opening an application set in a handheld device, and displaying the tire position in the display device from the application. Select an option box to set the tire position, the application sends a request signal to the tire pressure sensor through a Bluetooth transmission interface of the handheld device, and the tire pressure sensor receives the request signal through a Bluetooth transmission interface A reply signal will be returned later, the reply signal contains the ID code of the tire pressure sensor itself, and the handheld device will receive the ID of the tire pressure sensor after receiving the reply signal returned by the tire pressure sensor Listed in the option box of the tire position, select a selected ID from the ID listed in the tire position option box, and then confirm the storage. The selected ID represents the tire pressure sensor of the corresponding position. ID.

(10) ‧‧‧Tire pressure sensor

(11) ‧‧‧Micro-control memory unit

(12) ‧‧‧Pressure sensing unit

(13) ‧‧‧Temperature sensing unit

(14) ‧‧‧Acceleration sensing unit

(15) ‧‧‧Low Frequency Interface

(16) ‧‧‧Wireless Transmission Interface (Radio Frequency)

(17) ‧‧‧Bluetooth transmission interface

(18) ‧‧‧Power

(20) ‧‧‧Handheld device

(21) ‧‧‧Micro Processing Unit

(22) ‧‧‧Display device

(23) ‧‧‧Control Interface

(24) ‧‧‧Bluetooth transmission interface

(25) ‧‧‧Power

(26) ‧‧‧Application

FIG. 1 is a schematic diagram of functional block modules of each device of the system of the present invention.

FIG. 2 is a schematic flowchart of a first embodiment of a method for setting a use of a Bluetooth tire pressure monitoring system according to the present invention.

FIG. 3 is a schematic diagram illustrating the corresponding relationship between the tire position and the tire pressure sensor displayed on the display device by the application in the handheld device according to the present invention.

Figure 4 is a schematic diagram of a tire position selection box displayed by the application.

FIG. 5 is a schematic diagram of the corresponding relationship between the tire position and the tire pressure sensor ID displayed by the application in the present invention.

Figure 6 shows the positions of the tires in the rear left and rear wheels in Figure 5. Schematic of pressure sensor ID.

FIG. 7 is a schematic flowchart of a second embodiment of the present invention.

First, the system equipment used in the present invention will be described. As shown in the first figure, the system equipment used in the method for setting the use of the Bluetooth tire pressure monitoring system of the present invention includes: a tire pressure sensor (10) And a handheld device (20), wherein the tire pressure sensor (10) includes:

A micro-control memory unit (11).

A pressure sensing unit (12) is telecommunicationly connected to the micro-control memory unit (11) and is used to measure the gas pressure value inside the tire.

A temperature sensing unit (13) is connected to the micro control memory unit (11) for telecommunication, and is used to measure the temperature inside the tire.

An acceleration sensing unit (14) is telecommunicationly connected to the micro-control memory unit (11), and is used to measure the acceleration when the tire rotates.

A low-frequency transmission interface (15) is connected to the micro-control memory unit (11) for telecommunication and is used to provide output and reception of low-frequency signals. The low-frequency signals may be 315MHz or 433MHz.

A wireless transmission interface (Radio Frequency) (16) is connected to the micro control memory unit (11) for telecommunication, and is used to provide the output and reception of wireless signals.

A Bluetooth transmission interface (17) is connected to the micro control memory unit (11) for telecommunication, and is used to provide output and reception of Bluetooth signals.

A power supply (18) is connected with the micro control memory unit (11) for telecommunication, and is used for Power for tire pressure sensor (10).

The handheld device (20) may be a smart phone or a tablet computer. The handheld device includes:

A micro processing unit (21).

A display device (22) is connected with the micro processing unit (21) for telecommunication, and is used for providing information display so that the user can obtain the temperature or pressure measured by the tire pressure sensor through the display device (22). Parameter information. The display device (22) may be a general liquid crystal display or a touch-type liquid crystal display. The touch-type liquid crystal display referred to in this case includes a TFT LCD and an OLED.

A control interface (23) is telecommunication-connected with the micro processing unit (21), and a user can input required information or options through the control interface (23). If the display device (22) is a touch-type liquid crystal display, the touch function of the display device can also be used as a control interface.

A Bluetooth transmission interface (24) is connected to the micro-processing unit (21) for telecommunication, and is used to provide Bluetooth signal output and reception.

A power source (25) is telecommunicationly connected to the micro processing unit (21) and is used to provide power required by the handheld device (20).

An application (APP) (26) is also installed in the handheld device, and a tire status display screen can be displayed on the display device (22) through the application (26). status.

By using the combination of the above-mentioned devices, the use setting method of the Bluetooth tire pressure monitoring system of the present invention, when pairing and setting the tire position and the tire pressure sensor ID, the setting method is: (Take a RV with four tires as an example below):

Step A. Open the application.

Step B, select an option box for setting the tire position from the tire positions displayed by the application on the display device, as shown in Figs. For example, first select the option box of the front left wheel when operating. If the display device of the handheld device is a touch-sensitive liquid crystal display, the user can make a selection by touching a selection box displayed on the display.

Step C, the application sends a request signal through the Bluetooth transmission interface of the handheld device.

In step D, after each tire pressure sensor receives the request signal through its Bluetooth transmission interface, it will reply a reply signal through the Bluetooth transmission interface, and the reply signal includes the ID code of the tire pressure sensor itself. The reply signal is sent through the Bluetooth transmission interface of the tire pressure sensor.

In step E, after receiving the response signals returned by the tire pressure sensors, the handheld device lists the ID table of each tire pressure sensor in the option box of the tire position. For example, if the handheld device receives response signals from the four groups of tire pressure sensors, the ID numbers of the four groups of tire pressure sensors will be listed in the table, and 039A8, 03043, 0309A, and 0353C and other four groups of ID numbers. The number of ID number groups appearing in the list is determined by the number of tire pressure sensors responding to the request signal, which may be one or more groups.

In step F, a selected ID is selected from the IDs listed in the tire position option box, and then confirmed and stored. The selected ID is the ID of the tire pressure sensor at the corresponding position. For example, if 039A8 is selected and stored, 039A8 means that it corresponds to the inside of the left front tire. ID code of the tire pressure sensor.

The remaining three tire positions and tire pressure sensor ID pairing settings are performed in the same way as in the previous step A to step F. Once completed, the four tire positions and tire pressure sensor ID pairing settings are completed. .

With the setting method of the present invention, it is no longer limited to the past setting mode that must follow a certain setting position sequence, nor does it need to deflate one tire and one tire to trigger the tire pressure sensor and then inflate one tire and one tire back. Obviously simpler and easier than the traditional setting mode.

In addition, if the previous product encountered a tire change position after the setting is completed, for example, the front and rear wheels are swapped, after the tire position change is completed, the pairing setting of the tire position and the tire pressure sensor ID must be performed again. In the method of the present invention, the user only needs to click the tire position option box displayed in the application program and then move or drag the option box to the desired position to replace the position option box. The selected option box is swapped with the replaced option box, so that the tire pressure sensor ID switching operation is completed. For example, if the front left wheel and rear left wheel are to be reversed, as shown in Figs. 5 to 6, for the convenience of explanation, the 1234 number is specially added in the option box of Fig. 5 and Fig. 6 as a difference. During the operation, the user first clicks the option box of the front left wheel and then drags the option box to the position of the option box of the rear left wheel. The application will automatically reverse the position of the option box of the front left wheel and the option box of the rear left wheel and then save it. The operation of switching the left front tire pressure sensor ID and the left rear tire pressure sensor ID can be completed. Such an operation method is obviously faster and easier than the previous setting method.

In the present invention, the step B can also be moved after the step E, as in step 7 The figure shows a second embodiment of the present invention, and the setting method will become:

Step A. Open the application.

Step C, the application sends a request signal through the Bluetooth transmission interface of the handheld device.

In step D, after each tire pressure sensor receives the request signal through its Bluetooth transmission interface, it will reply a reply signal through the Bluetooth transmission interface, and the reply signal includes the ID code of the tire pressure sensor itself.

In step E, after receiving the response signals returned by the tire pressure sensors, the handheld device lists the ID table of each tire pressure sensor in a selection box of each tire position.

Step B: Select an option box for setting the tire position from the tire positions displayed by the application on the display device.

In step F, a selected ID is selected from the IDs listed in the tire position option box, and then confirmed and stored. The selected ID is the ID of the tire pressure sensor at the corresponding position.

With the setting method of the second implementation of the present invention, the pairing and setting of the tire position and the tire pressure sensor ID can be quickly performed to improve the traditional setting method.

Claims (6)

A method for setting the use of a Bluetooth tire pressure monitoring system. The method is as follows: step A, opening an application set in a handheld device; step B, selecting a desired position from the tire position of the application displayed on the display device. Step box for setting the tire position; Step C, the application sends a request signal to the tire pressure sensor through a Bluetooth transmission interface of the handheld device; Step D, the tire pressure sensor receives the tire pressure sensor through a Bluetooth transmission interface. After the request signal, a reply signal is returned, and the reply signal includes the ID code of the tire pressure sensor itself; step E, the handheld device will change the tire pressure after receiving the reply signal returned by the tire pressure sensor. The ID list of the sensor is listed in the option box of the tire position. In step F, a selected ID is selected from the IDs listed in the tire position option box, and then confirmed and stored. The selected ID represents the corresponding ID. ID of the tire pressure sensor at the position; when the tire is switched after the setting is completed, click the tire position option box displayed in the application and then move or drag the option box to the desired position to replace Option box location of the application will be automatically click the option box and replaced the option box swap position, so will complete the tire pressure sensor ID replacement action. The method for setting a Bluetooth tire pressure monitoring system according to claim 1, wherein the handheld device has a touch-sensitive liquid crystal display, and the user can select the option box of step B by touching the display. The method for setting a Bluetooth tire pressure monitoring system according to claim 1, wherein the reply signal is sent through a Bluetooth transmission interface of the tire pressure sensor. A method for setting the use of a Bluetooth tire pressure monitoring system. The method is as follows: step A, opening an application program installed in a handheld device; and step C, a request signal is sent by the application program through a Bluetooth transmission interface of the handheld device. To the tire pressure sensor; step D, the tire pressure sensor will receive a reply signal after receiving the request signal through a Bluetooth transmission interface, and the reply signal includes the ID code of the tire pressure sensor itself; step E After receiving the response signal from the tire pressure sensor, the handheld device will list the tire pressure sensor ID table in the option box of each tire position; step B, from the application to display on the display device In the tire position, select an option box to set the tire position. In step F, select a selected ID from the IDs listed in the tire position option box, and then confirm the storage. The selected ID represents the corresponding position. ID of the tire pressure sensor; when the tire is switched after setting, click the tire position option box displayed in the application and then move or drag the option box to the desired position to replace the Opposed the application option box will be automatically click the option box and replaced the option box swap position, so will complete the tire pressure sensor ID replacement action. The method for setting a Bluetooth tire pressure monitoring system according to claim 4, wherein the handheld device has a touch-sensitive liquid crystal display, and the user can select the step B option box by touching the display. The method for setting a Bluetooth tire pressure monitoring system according to claim 5, wherein the reply signal is sent through a Bluetooth transmission interface of the tire pressure sensor.