In-vehicle infrared monitoring system

Abstract

The utility model is suitable for the technical field of automobile intelligent monitoring, and provides an in-vehicle infrared monitoring system, which comprises an automobile host, a main controller, a sub-controller, an in-vehicle infrared monitoring module, a communication module and a serial module which are fixedly arranged in a vehicle, the main processor is suitable for processing video and image data; the sub-processor is suitable for detecting state information of the infrared monitoring module in the vehicle and controlling a system power supply; the in-vehicle infrared monitoring module transmits acquired image information and temperature information to the main processor; the communication module is used for sending the image data to the communication module for conversion; according to the system, the environment temperature in the vehicle is monitored in real time through the in-vehicle infrared monitoring module, interaction with the vehicle is conducted through the CAN bus, the infrared monitoring system can monitor whether people stay in the vehicle or not, and if it is found that children stay in the vehicle, the vehicle can be notified to give an alarm in time through the CAN bus, or a vehicle owner is notified through an APP, and the safety in the vehicle is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile intelligent monitoring, and more specifically, to an in-vehicle infrared monitoring system. Background Art

[0002] With the development of my country's automobile industry and the continuous improvement of people's living standards, the automobile penetration rate continues to rise, automobile intelligence develops rapidly, and there are more and more functions on automobiles, such as automatic driving, 360-degree surround view, etc. At the same time, in-car safety and comfort are also pursued by all vehicles.

[0003] In order to improve the safety and intelligence of the car, it is very meaningful to design an infrared monitoring module installed in the car to monitor the ambient temperature in real time, interact with the vehicle through the CAN bus, realize intelligent temperature control, and at the same time monitor whether there are people stranded in the car. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the purpose of the present invention is to provide an in-vehicle infrared monitoring system. The in-vehicle infrared monitoring module can monitor the ambient temperature in the car in real time, interact with the vehicle through the CAN bus, and automatically adjust the air conditioning size, seat heating, steering wheel heating, etc. according to the temperature in the car. The infrared monitoring system can also monitor whether there are people stranded in the car. If a child is found stranded in the car, the vehicle can be notified through the CAN bus to issue an alarm in time, or the owner can be notified through the APP to improve the safety in the car.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] An in-vehicle infrared monitoring system includes a vehicle host computer fixedly installed in the vehicle, a main controller, a sub-controller, an in-vehicle infrared monitoring module, a communication module, and a serial module; the main processor is suitable for processing video and image data; the sub-processor is suitable for detecting status information of the in-vehicle infrared monitoring module and controlling the system power supply; the in-vehicle infrared monitoring module transmits collected image information and temperature information to the main processor; the communication module sends video and image data to the communication module for conversion via the DS1 interface of the main processor; the in-vehicle infrared monitoring module is used to monitor the ambient temperature in the vehicle in real time, interact with the vehicle via a CAN bus, and automatically adjust the air conditioning, seat heating, and steering wheel heating according to the temperature in the vehicle. The in-vehicle infrared monitoring module is also used to monitor whether there are people staying in the vehicle. If a child is found staying in the vehicle, the vehicle is notified via the CAN bus to issue an alarm in a timely manner.

[0007] The utility model is further configured as follows: the main processor sends the video and image data to the automobile host for display via the DS1 interface through the communication module and the serial module.

[0008] The utility model is further configured as follows: a control circuit is provided in the sub-processor; the control circuit includes: an MCU power supply circuit, a reset circuit, and a system power control circuit; the sub-processor communicates with the main processor through a UART port.

[0009] The utility model is further configured as follows: the in-vehicle infrared monitoring module includes an infrared camera, a temperature sensor, and a shutter; the infrared camera transmits the collected image information and temperature information to the main processor, and the main processor controls the infrared camera and the shutter to operate according to the temperature sensor information collected in real time.

[0010] The utility model is further configured as follows: the communication module sends the video and image data to the communication module through the main processor DS1 interface for conversion, and then processes the data through the serial module and sends the data to the car host through a coaxial cable for display.

[0011] The utility model is further configured as follows: the sub-processor is communicatively connected to the main processor via a UART port; the input end of the main processor is electrically connected to the temperature sensor and the external infrared camera respectively; the output end of the main processor is electrically connected to the shutter and the infrared camera respectively; the main processor is communicatively connected to the communication module via a DS1 interface; the input end of the serial module is electrically connected to the communication module, and its output end is electrically connected to the vehicle host.

[0012] The advantages of the utility model are:

[0013] 1. The utility model can monitor the ambient temperature in the car in real time through the infrared monitoring module in the car, interact with the vehicle through the CAN bus, and automatically adjust the air conditioning size, seat heating, steering wheel heating, etc. according to the temperature in the car. The infrared monitoring system can also detect whether there are people stranded in the car. If a child is found stranded in the car, the vehicle can be notified through the CAN bus to issue an alarm in time, or the owner can be notified through the APP to improve the safety in the car.

[0014] 2. The present invention transmits the collected image information and temperature information to the main processor through the infrared camera. The main processor controls the infrared camera and shutter according to the real-time collected temperature sensor information to achieve the best display effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1The following is a flow chart of an in-vehicle infrared monitoring system according to the present invention.

[0016] Figure 2 This is the overall circuit block diagram of the utility model.

[0017] Figure 3 This is a partial circuit diagram of the infrared camera module of the present utility model.

[0018] Figure 4 This is a circuit diagram of the connection between the infrared camera module and the main processor module of the utility model.

[0019] Figure 5 This is a circuit diagram of the connection between the temperature sensors of the infrared camera module and the main processor of the present invention.

[0020] Figure 6 This is a circuit diagram of the main processor and shutter drive connection part of the utility model.

[0021] Figure 7 This is the circuit diagram of the main processor display signal output part of the utility model.

[0022] Figure 8 This is a partial circuit diagram of the communication module and serial module of the utility model.

[0023] Figure 9 This is the connection diagram of the CAN communication part of the utility model. DETAILED DESCRIPTION

[0024] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0026] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually relative to the directions shown in the drawings, or relative to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually relative to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned direction words are not used to limit the present invention.

[0027] Example 1

[0028] See also Figure 1-9 , the utility model provides the following technical solutions:

[0029] Specifically, it refers to an in-vehicle infrared monitoring system, including a car host fixedly installed in the car, a main controller, a sub-controller, an in-vehicle infrared monitoring module, a communication module and a serial module; the main processor is suitable for processing video and image data; the sub-processor is suitable for detecting the status information of the in-vehicle infrared monitoring module and controlling the system power supply; the in-vehicle infrared monitoring module transmits the collected image information and temperature information to the main processor; the communication module sends the video and image data to the communication module for conversion through the DS1 interface of the main processor; the in-vehicle infrared monitoring module is used to monitor the ambient temperature in the car in real time, interact with the vehicle through the CAN bus, and automatically adjust the air conditioning size, seat heating, and steering wheel heating according to the temperature in the car. The in-vehicle infrared monitoring module is also used to monitor whether there are people stranded in the car. If a child is found stranded in the car, the vehicle is notified through the CAN bus to issue an alarm in time.

[0030] The specific application of this embodiment 1 is:

[0031] The infrared monitoring module inside the car can monitor the ambient temperature inside the car in real time, interact with the vehicle through the CAN bus, and automatically adjust the air conditioning size, seat heating, steering wheel heating, etc. according to the temperature inside the car. The infrared monitoring system can also monitor whether there are people stranded in the car. If a child is found stranded in the car, the vehicle can be notified through the CAN bus to issue an alarm in time, or the owner can be notified through the APP to improve safety in the car.

[0032] Example 2

[0033] See also Figure 1-9 The second embodiment is improved upon the first embodiment as follows: specifically, the main processor transmits video and image data to the vehicle head unit for display via the DS1 interface via the communication module and the serial module; the sub-processor is provided with a control circuit, which includes an MCU power supply circuit, a reset circuit, and a system power control circuit; the sub-processor communicates with the main processor via the UART port; the in-vehicle infrared monitoring module includes an infrared camera, a temperature sensor, and a shutter; the infrared camera transmits collected image and temperature information to the main processor, and the main processor controls the infrared camera and shutter based on the real-time collected temperature sensor information; the communication module transmits video and image data to the communication module via the main processor DS1 interface for conversion, and then, after processing via the serial module, transmits the data to the vehicle head unit via a coaxial cable for display; the sub-processor is communicatively connected to the main processor via the UART port; the input end of the main processor is electrically connected to the temperature sensor and the infrared camera respectively; the output end of the main processor is electrically connected to the shutter and the infrared camera respectively; the main processor is communicatively connected to the communication module via the DS1 interface; the input end of the serial module is electrically connected to the communication module, and its output end is electrically connected to the vehicle head unit.

[0034] A specific application of this embodiment is:

[0035] like Figure 2 As shown, the main processor and the sub-processor use UART to communicate. The sub-processor controls the system power supply and handles interrupt functions. The camera module transmits the collected video and image information to the main processor. After the main processor processes the data, it is converted by the communication module and the serial module and then transmitted to the host.

[0036] like Figure 3 As shown, the infrared camera module is connected to the infrared monitoring module in the vehicle through a wire, and the camera transmits the collected data to the main processor for processing.

[0037] like Figure 5 As shown, there are multiple temperature sensors on the infrared camera. These sensors transmit the collected data to the main processor through the ADC module, and the main processor controls the infrared camera based on this information.

[0038] like Figure 6 As shown, the main board is connected to the shutter module through a connector. The shutter module has a temperature sensor that transmits data to the ADC module. The main processor controls the shutter according to the data transmitted by the shutter temperature sensor.

[0039] like Figure 7 As shown, the main processor displays the signal output.

[0040] like Figure 8 As shown, the serial module transmits the serial data to the host for display.

[0041] like Figure 9 As shown, the CAN bus is connected to the infrared monitoring module in the vehicle, and the module converts the signal into UART signal through the CAN chip.

[0042] The main processor is suitable for processing video and image data and sending the video and image data to the host display through the DS1 interface via the communication module and serial module; the sub-processor is suitable for detecting the status information of the infrared monitoring module in the vehicle and controlling the system power supply; the main components of this part include: MCU power supply circuit, reset circuit, system power control circuit, and the sub-processor communicates with the main processor through the UART port; the camera module includes an infrared camera, temperature sensor, shutter control, etc. The infrared camera transmits the collected image information and temperature information to the main processor, and the main processor controls the infrared camera and shutter according to the real-time collected temperature sensor information to achieve the best display effect; the communication module sends the video and image data to the communication module through the main processor DS1 interface for conversion, and then processes it through the serial module and sends it to the host display via a coaxial cable.

[0043] Obviously, the embodiments described above are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0044] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, tasks, devices, components and / or combinations thereof.

[0045] It should be noted that the terms "first," "second," and the like in the specification and claims of this application and the accompanying drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or precedence. It should be understood that the terms used in this manner are interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than that illustrated or described herein.

[0046] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

[0047] The above description is merely a preferred embodiment of the present invention. The scope of protection of the present invention is not limited to the above embodiment. All technical solutions based on the concept of the present invention are within the scope of protection of the present invention. It should be noted that for those skilled in the art, certain improvements and modifications that do not depart from the principles of the present invention should also be considered within the scope of protection of the present invention.

Claims

1. An in-vehicle infrared monitoring system, characterized by: It includes a car host, a main controller, a sub-controller, an in-car infrared monitoring module, a communication module and a serial module that are fixedly installed in the car; The main processor is suitable for processing video and image data; The sub-processor is suitable for detecting the status information of the in-vehicle infrared monitoring module and controlling the system power supply; The in-vehicle infrared monitoring module transmits the collected image information and temperature information to the main processor; The communication module sends the video and image data to the communication module for conversion through the main processor DSI interface; The in-car infrared monitoring module is used to monitor the ambient temperature in the car in real time, interact with the vehicle through the CAN bus, and automatically adjust the air conditioning size, seat heating, and steering wheel heating according to the temperature in the car. The in-car infrared monitoring module is also used to monitor whether there are people stranded in the car. If a child is found stranded in the car, the vehicle will be notified through the CAN bus to issue an alarm in time.

2. The in-vehicle infrared monitoring system according to claim 1, characterized in that: The main processor sends the video and image data to the vehicle host for display via the DSI interface through the communication module and the serial module.

3. The in-vehicle infrared monitoring system according to claim 2, characterized in that: The sub-processor is provided with a control circuit; the control circuit includes: an MCU power supply circuit, a reset circuit, and a system power control circuit; the sub-processor communicates with the main processor through a UART port.

4. The in-vehicle infrared monitoring system according to claim 3, characterized in that: The in-vehicle infrared monitoring module includes an infrared camera, a temperature sensor, and a shutter; The infrared camera transmits the collected image information and temperature information to the main processor, and the main processor controls the infrared camera and the shutter to operate according to the temperature sensor information collected in real time.

5. The in-vehicle infrared monitoring system according to claim 4, characterized in that: The communication module sends the video and image data to the communication module through the main processor DSI interface for conversion, and then processes it through the serial module and sends it to the car host through the coaxial cable for display.

6. The in-vehicle infrared monitoring system according to claim 5, characterized in that: The sub-processor is communicatively connected to the main processor via the UART port; the input end of the main processor is electrically connected to the temperature sensor and the external infrared camera respectively; the output end of the main processor is electrically connected to the shutter and the infrared camera respectively; the main processor is communicatively connected to the communication module via the DSI interface; the input end of the serial module is electrically connected to the communication module, and its output end is electrically connected to the vehicle host.

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