CN104442232A - Tire pressure monitoring display receiver and display method thereof - Google Patents

Abstract

The invention provides a tire pressure monitoring display receiver and a display method thereof, wherein the tire pressure monitoring display receiver comprises a processor, a Bluetooth transmission module and/or a serial data interface which are connected with the processor, and the processor at least comprises a numerical value conversion module which is used for converting an electric signal into a specific tire pressure numerical value; the cache module is used for caching the operation data and the tire pressure numerical value; the encoding module is used for compiling the tire pressure numerical value into a corresponding data format; the display method comprises the steps of obtaining an electric signal corresponding to the tire pressure fed back by a sensing node at the tire; converting the electric signal into a specific tire pressure value; outputting or sending the tire pressure value to a terminal; and displaying the tire pressure value by the terminal. The invention aims to provide a tire pressure monitoring product which is small in size, realizes functions and can be interconnected with a handheld terminal or vehicle-mounted equipment.

Description

Tire pressure monitoring display receiver and display method thereof

technical field

The invention relates to a tire pressure monitoring display receiver and a display method thereof.

Background technique

The tire pressure monitoring system is referred to as "TPMS", which is the abbreviation of "tire pressure monitoring system". This technology can automatically monitor the various conditions of the tires in real time by recording the tire speed or electronic sensors installed in the tires, and can provide effective safety guarantees for driving. Existing tire pressure monitors are equipped with display screens and corresponding setting and selection buttons based on the display of tire pressure values. question. In fact, the main function of the tire pressure display is to obtain and convert the tire pressure value, and there are many ways to display or output the logarithmic value, such as connecting with mobile phones, car DVD players, navigation, driving, etc. through wired or wireless methods. Devices such as recorders are interconnected, and then the tire pressure values are displayed. In this way, the tire pressure display does not need to have a display screen repeated with the above-mentioned equipment, but is directly simplified into a receiver that acts as an intermediate node, which will greatly reduce its cost and volume.

Contents of the invention

Based on the defects of the existing products mentioned in the background technology, the present invention proposes a tire pressure monitoring display receiver and its display method, aiming to provide a small and compact, functionally realized device that can be interconnected with handheld terminals or vehicle-mounted devices Tire pressure monitoring products, optimize product structure and reduce unnecessary hardware costs.

The technical scheme of the tire pressure monitoring display method of the present invention is as follows:

A method for displaying tire pressure monitoring, the display process involving the cooperation of sensing nodes, receivers and terminals, characterized by comprising:

The step of obtaining the electric signal corresponding to the tire pressure fed back by the sensor node at the tire;

The step of data conversion, converting the electrical signal into a specific tire pressure value;

the step of outputting or sending the tire pressure value to the terminal; and

A step in which the terminal displays the tire pressure value; wherein,

The output method of the tire pressure value at least includes serial data output based on a serial interface, and the transmission method of the tire pressure value includes at least wireless data transmission based on the Bluetooth protocol.

As a preferred implementation of the present invention, at least before the tire pressure value is sent, the receiver establishes a communication link with a terminal that transmits and receives data wirelessly, and the establishment of the communication path includes

The first handshake step in which the terminal sends a connection request;

The receiver answers, and sends the second handshake step of the matching code; and

The terminal is matched with the receiver, and the third handshake step of sending an inquiry request for monitoring communication.

As a preferred embodiment of the present invention, the output of the tire pressure value includes an encoding step of compiling the tire pressure value into a corresponding data format.

The technical scheme of the tire pressure monitoring display receiver of the present invention is as follows:

A tire pressure monitoring and display receiver connected to several tire pressure sensors, characterized in that it includes a processor, a Bluetooth transmission module connected to the processor and/or a serial data interface, and the processor is used to perform the above tire pressure monitoring and display The steps of the method include at least

A value conversion module, used to convert the electrical signal into a specific tire pressure value;

a cache module, used to cache the running data and the tire pressure value; and

An encoding module is used to compile the tire pressure value into a corresponding data format.

As a preferred embodiment of the present invention, the processor further includes an authentication module, which is used to implement a three-way handshake step with the terminal.

As a preferred embodiment of the present invention, the tire pressure monitoring display receiver has a battery connection base or a built-in lithium battery, and the battery connection base or lithium battery is connected to a power management module for realizing the power consumption of each functional module. manage.

The superiority of the present invention is reflected in: the real-time display of the tire pressure value by the handheld terminal or the vehicle-mounted device is used to realize the optimal configuration of hardware resources, avoid the duplication of equipment hardware, thereby reducing the hardware cost of the tire pressure monitoring product to the greatest extent; at the same time , Eliminate the display screen with large size and unstable hardware life. The tire pressure monitoring product can not only be made into a smaller size, but also improve the service life of the product in disguise. No matter the economy and practicability of the product, the present invention is a product with excellence, and is very suitable for popularization and use.

Description of drawings

Fig. 1 is a flow chart of the method of the present invention.

FIG. 2 is a schematic diagram of the composition framework of the receiver of the present invention.

Detailed ways

The scheme of this application is further described in conjunction with the accompanying drawings as follows:

As shown in Figure 1, a tire pressure monitoring display method, the display process involves the cooperation of sensor nodes, receivers and terminals, which includes:

The step of obtaining the electric signal corresponding to the tire pressure fed back by the sensor node at the tire;

The step of data conversion, converting the electrical signal into a specific tire pressure value;

the step of outputting or sending the tire pressure value to the terminal; and

A step in which the terminal displays the tire pressure value; wherein,

The output method of the tire pressure value at least includes serial data output based on a serial interface, and the transmission method of the tire pressure value includes at least wireless data transmission based on the Bluetooth protocol.

At least before the tire pressure value is sent, the receiver establishes a communication link with a terminal that transmits and receives data wirelessly, and the establishment of the communication path includes

The first handshake step in which the terminal sends a connection request;

The receiver answers, and sends the second handshake step of the matching code; and

The terminal is matched with the receiver, and the third handshake step of sending an inquiry request for monitoring communication.

The output of the tire pressure value includes an encoding step of compiling the tire pressure value into a corresponding data format.

As shown in Figure 2, a tire pressure monitoring display receiver is connected with several tire pressure sensors 10, which includes a processor 21, a bluetooth transmission module 22 connected to the processor 21 and/or a serial data interface 23, the processing The device 21 is used to execute the steps of the above tire pressure monitoring and displaying method, which at least includes

A value conversion module 211, used to convert the electrical signal into a specific tire pressure value;

A cache module 212, used for cache running data and the tire pressure value; and

A coding module 213, used to compile the tire pressure value into a corresponding data format.

The processor 21 also includes an authentication module 214, configured to implement a three-way handshake step with the terminal.

The tire pressure monitoring and display receiver has a battery connection socket or a built-in lithium battery, and the battery connection socket or lithium battery is connected with a power management module 24 for realizing power consumption management of each functional module.

The above-mentioned preferred implementation mode should be regarded as an illustration of the implementation mode of the scheme of this application, and any technical deduction, replacement, improvement, etc. that are similar to, similar to, or based on the scheme of this application should be regarded as the scope of protection of this patent.

Claims (6)

1. A tire pressure monitoring display method relates to the matching of a sensing node, a receiver and a terminal in the display process, and is characterized by comprising the following steps:

acquiring an electric signal corresponding to the tire pressure fed back by a sensing node at the tire;

converting the electric signal into a specific tire pressure value;

outputting or sending the tire pressure value to a terminal; and

displaying the tire pressure value by the terminal; wherein,

the output mode of the tire pressure value at least comprises serial data output based on a serial interface, and the sending mode of the tire pressure value at least comprises wireless data transmission based on a Bluetooth protocol.

2. The tire pressure monitoring display method according to claim 1, wherein: at least before the tire pressure value is sent, the receiver establishes a communication link with a terminal for receiving and sending data wirelessly, and the establishment of the communication link comprises

A first handshake step of sending a connection request by a terminal;

a second handshake step of the receiver answering and sending the matching code; and

and the third handshake step that the terminal is matched with the receiver and sends a polling request for monitoring communication.

3. The tire pressure monitoring display method according to claim 1, wherein: the tire pressure value output comprises an encoding step of compiling the tire pressure value into a corresponding data format.

4. The utility model provides a tire pressure monitoring display receiver is connected with a plurality of tire pressure sensors, its characterized in that: comprising a processor, a bluetooth transmission module connected to the processor and/or a serial data interface, said processor being adapted to perform the steps of any of the preceding claims 1-3, comprising at least

The numerical value conversion module is used for converting the electric signal into a specific tire pressure numerical value;

the buffer module is used for buffering the operation data and the tire pressure numerical value; and

and the encoding module is used for compiling the tire pressure numerical value into a corresponding data format.

5. The tire pressure monitoring display receiver of claim 4, wherein: the processor also comprises an authentication module used for realizing three-way handshake steps with the terminal.

6. The tire pressure monitoring display receiver of claim 5, wherein: the battery management system is provided with a battery connecting seat or is internally provided with a lithium battery, and the battery connecting seat or the lithium battery is connected with a power management module and used for realizing power management of each functional module.