TW202315761A - Sensing system of speed measuring device and control method thereof comprising a speed measuring device sensor, a vehicle electronic device and a control device - Google Patents

Abstract

A speed measuring device sensing system comprises a speed measuring device sensor, a vehicle electronic device and a control device. When receiving the power from a power supply system, the vehicle electronic device executes a startup procedure and enters an operating state. In the operating state, a startup command is wirelessly transmitted to the control device. In a standby state, the control device does not supply power to the speed measuring device sensor, and when the control device receives the startup command, the control device enters an operating state from the standby state. In the operating state, the control device supplies power to the speed measuring device sensor.

Description

Speed measuring device sensing system and control method thereof

The invention relates to a vehicle system, in particular to a speed measuring device sensing system. The invention also relates to a control method of the sensing system of the speed measuring device.

In the past, the radar detector or laser receiver used to sense the speed measuring device used the charging pulse generated when the vehicle was started as a signal to turn on the power supply, and turned off when the pulse signal disappeared.

However, with the advancement of automotive power systems, most vehicle types have reduced the pulse wave to a minimum, or even no pulse wave (such as electric vehicles). Therefore, how to develop a new speed measuring device sensing system, which can automatically and properly open and close, is the subject to be further discussed in the present invention.

Therefore, the purpose of the present invention is to provide a speed measuring device sensing system.

Another object of the present invention is to provide a method for controlling the sensing system of a speed measuring device.

Therefore, the speed measuring device sensing system of the present invention is suitable for being electrically connected to a power supply system of a vehicle, and the power supply system includes a storage battery and a generator. The speed measuring device sensing system includes a speed measuring device sensor, a A vehicle electronic device and a control device.

The speed measuring device sensor is suitable for being installed on the front of the vehicle and used for sensing a speed measuring device.

The vehicle electronic device is suitable for being installed in a compartment space defined by the vehicle, and includes a voltage conversion unit, a wireless communication unit, and a processing unit electrically connected to the voltage conversion unit and the wireless communication unit , the voltage converting unit is electrically connected to the power system of the vehicle, and converts the voltage of the power provided by the power system into a voltage usable by the processing unit.

The control device is suitable to be installed in an engine room space defined by the vehicle, and includes a voltage conversion module, a wireless communication module, a power control module, and an electrical connection to the voltage conversion module, The processing module of the wireless communication module and the power control module, the voltage conversion module is electrically connected to the battery of the power system of the vehicle, and converts the voltage of the power provided by the battery into the energy of the processing module The voltage used, the wireless communication module is electrically connected to the wireless communication unit of the vehicle electronic device in a wireless manner, the power control module is electrically connected to the sensor of the speed measuring device, and is used to supply power to the sensor of the speed measuring device detector.

When receiving power from the power supply system, the processing unit of the vehicle electronic device executes a boot procedure and enters an operating state. In the operating state, the processing unit sends a boot command to the control device through the wireless communication unit.

In a standby state, the processing module of the control device does not supply power to the sensor of the speed measuring device through the power control module, and when the processing module of the control device receives the power-on command through the wireless communication module , the processing module of the control device enters an operating state from the standby state.

In the running state, the processing module of the control device supplies power to the sensor of the speed measuring device through the power control module.

In some implementation aspects, when the processing module of the control device receives the power-on command via the wireless communication module, the processing module of the control device also returns an acknowledgment notification to the vehicle electronic device.

In the running state, when the processing unit of the vehicle electronic device receives the acknowledgment notification through the wireless communication unit, the processing unit continuously sends a continuation command to the control device through the wireless communication unit.

In the running state, the processing module of the control device judges whether the continuation command is not received for a predetermined time.

When the processing module of the control device determines that the continuation command has not been received for the predetermined time, the processing module enters the standby state.

In some implementation aspects, the vehicle electronic device further includes a prompt unit electrically connected to the processing unit.

When the speed measuring device sensor detects the speed measuring device, it sends a warning notification to the processing module of the control device.

When the processing module of the control device receives the warning notification from the sensor of the speed measuring device, the processing module sends the warning notification to the vehicle electronic device via the wireless communication module.

When the processing unit of the vehicle electronic device receives the warning notification through the wireless communication unit, the processing unit outputs a warning signal through the prompt unit.

In some implementation aspects, the wireless communication unit communicates with the wireless communication by radio frequency.

The control method of the speed measuring device sensing system of the present invention is implemented by a speed measuring device sensing system, the speed measuring device sensing system is suitable for being electrically connected to a power supply system of a vehicle, the power supply system includes a battery and a generator, The speed measuring device sensing system includes a speed measuring device sensor, a vehicle electronic device and a control device, the speed measuring device sensor is suitable for being installed on the front of the vehicle, and is used for sensing a speed measuring device, The vehicle electronic device is suitable for being installed in a compartment space defined by the vehicle, and includes a voltage conversion unit, a wireless communication unit, and a processing unit electrically connected to the voltage conversion unit and the wireless communication unit , the voltage conversion unit is electrically connected to the power supply system of the vehicle, and converts the voltage of the power provided by the power supply system into a voltage usable by the processing unit, and the control device is suitable for being installed in an engine defined by the vehicle In the indoor space, it includes a voltage conversion module, a wireless communication module, a power control module, and a processing module electrically connected to the voltage conversion module, the wireless communication module and the power control module , the voltage conversion module is electrically connected to the storage battery of the power supply system of the vehicle, and converts the voltage of the electric power provided by the storage battery into a voltage usable by the processing module, and the wireless communication module is electrically connected to In the wireless communication unit of the vehicle electronic device, the power control module is electrically connected to the sensor of the speed measuring device, and is used to supply power to the sensor of the speed measuring device. The method includes: when receiving the power supply from the power supply system , the processing unit of the vehicle electronic device executes a boot procedure and enters an operating state, and in the operating state, the processing unit sends a boot command to the control device through the wireless communication unit; in a standby state, the control device The processing module of the control device does not supply power to the sensor of the speed measuring device through the power control module, and when the processing module of the control device receives the power-on command through the wireless communication module, the processing module of the control device The set enters an operating state from the standby state; and in the operating state, the processing module of the control device supplies power to the sensor of the speed measuring device through the power control module.

The effect of the present invention is: the vehicle electronic device transmits the start-up command to the control device in the operation state, and when the control device receives the start-up command, it enters the operation state from the standby state and supplies power to the speed measuring device. device sensor, so as to realize automatic activation of the speed measuring device sensor, moreover, by entering the standby state when the control device judges that the continuation operation command has not been received for the predetermined time, thereby realizing automatic shutdown of the speed measuring device Device sensor.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same numerals.

1 and 2, an embodiment of the sensing system of the speed measuring device of the present invention is suitable for being electrically connected to a power system 210 of a vehicle 200, the power system 210 includes a battery 211 and a generator 212, the described The speed measuring device sensing system includes a speed measuring device sensor 1 , a vehicle electronic device 2 and a control device 3 .

The speed measuring device sensor 1 is suitable for being installed on the front of the vehicle 200 and exposed to the front of the vehicle, and is used for sensing a speed measuring device. When the speed measuring device sensor 1 senses the speed measuring device, it sends a warning notification to the processing module 34 of the control device 3 . The speed measuring device sensor 1 is, for example, a radar detector or a laser receiver.

The vehicle electronic device 2 is suitable for being installed in a compartment space defined by the vehicle 200, and includes a voltage conversion unit 21, a wireless communication unit 22, a prompt unit 23, and a voltage conversion unit electrically connected to the unit 21 , the wireless communication unit 22 and the processing unit 24 of the prompt unit 23 .

The voltage converting unit 21 is electrically connected to the power system 210 of the vehicle 200 , and converts the voltage of the power provided by the power system 210 into a voltage usable by the processing unit 24 . The wireless communication unit 22 is, for example, a radio frequency communication unit, and its operating frequency is in the license-free ISM frequency band, which is between 300KHz~30GHz. The prompt unit 23 includes, for example, a display module and a speaker module. The vehicle electronic device 2 is, for example, a driving recorder, but not limited thereto.

The control device 3 is suitable for being installed in an engine room space defined by the vehicle 200, and includes a voltage conversion module 31, a wireless communication module 32, a power control module 33, and an electrical connection to the The voltage conversion module 31 , the wireless communication module 32 and the processing module 34 of the power control module 33 .

The voltage conversion module 31 is electrically connected to the battery 211 of the power system 210 of the vehicle 200 , and converts the voltage of the power provided by the battery 211 into a voltage that the processing module 34 can use.

The wireless communication module 32 is electrically connected to the wireless communication unit 22 of the vehicle electronic device 2 in a wireless manner. The wireless communication module 32 is, for example, a radio frequency communication module, and its operating frequency is in the license-free ISM frequency band, ranging from 300 KHz to 30 GHz. The wireless communication unit 22 communicates with the wireless communication by radio frequency.

The power control module 33 is electrically connected to the speed measuring device sensor 1 and used for supplying power to the speed measuring device sensor 1 .

Referring to FIG. 1 and FIG. 2 , the following describes the steps performed by the vehicle electronic device 2 in an operating state. When the vehicle electronic device 2 is not powered by the power supply system 210 , it is in a shutdown state or a standby state (standby with the power provided by its own battery). When receiving power from the power supply system 210 , the processing unit 24 of the vehicle electronic device 2 executes a boot procedure to enter the operating state. First, as shown in step S01 , in the operating state, the processing unit 24 sends a boot command to the control device 3 via the wireless communication unit 22 .

Next, as shown in step S02, the processing unit 24 of the vehicle electronic device 2 judges whether an acknowledgment notification has been received via the wireless communication unit 22, if not, execute step S01 again, and if yes, then execute step S03 .

Step S03 is when the processing unit 24 of the vehicle electronic device 2 receives the acknowledgment notification via the wireless communication unit 22 , the processing unit 24 continuously sends a continuation instruction to the control device 3 via the wireless communication unit 22 .

Next, as shown in step S04, the processing unit 24 of the vehicle electronic device 2 determines whether a warning notification has been received through the wireless communication unit 22, if not, execute step S04 again, and if yes, then execute step S05.

In step S05 , when the processing unit 24 of the vehicle electronic device 2 receives the warning notification through the wireless communication unit 22 , the processing unit 24 outputs a warning signal through the prompt unit 23 .

Referring to FIG. 1 and FIG. 3 , the steps performed by the control device 3 in a standby state and an operating state are described below. In the standby state, the processing module 34 of the control device 3 does not supply power to the speed measuring device sensor 1 via the power control module 33, and as shown in step S11, the processing module 34 of the control device 3 It is judged whether the boot command is received through the wireless communication module 32, if not, execute step S11 again, and if yes, execute step S12 and enter the operating state.

Step S12 is when the processing module 34 of the control device 3 receives the boot command via the wireless communication module 32, when the processing module 34 of the control device 3 receives the boot command via the wireless communication module 32 , the processing module 34 of the control device 3 returns the acknowledgment notification to the vehicle electronic device 2 .

Then, in the running state, as shown in step S13 , the processing module 34 of the control device 3 supplies power to the speed measuring device sensor 1 through the power control module 33 .

Next, in the running state, as shown in step S14, the processing module 34 of the control device 3 judges whether the continuation command is not received for a predetermined time. When the processing module 34 of the control device 3 determines that the continuation operation command has not been received for the predetermined time, the processing module 34 enters the standby state, and executes step S11 again. If the judgment is negative, step S15 is then performed.

In step S15, the processing module 34 of the control device 3 judges whether the warning notification from the speed measuring device sensor 1 is received, if not, execute step S14 again, and if yes, execute step S16.

Step S16 is when the processing module 34 of the control device 3 receives the warning notification from the speed measuring device sensor 1, the processing module 34 sends the warning notification to the vehicle electronic device via the wireless communication module 32. device 2. After step S16 is executed, step S14 is executed again.

In summary, the speed measuring device sensing system of the present invention transmits the power-on command to the control device 3 through the vehicle electronic device 2 in the operating state, and when the control device 3 receives the power-on command, it changes from the standby state Enter the operating state and supply power to the speed measuring device sensor 1, so as to automatically start the speed measuring device sensor 1, and furthermore, when the control device 3 judges that the continuation operation command has not been received for the predetermined time When entering this standby state, thereby realize automatically closing this speed measuring device sensor 1, so can really reach the purpose of the present invention.

But the above-mentioned ones are only embodiments of the present invention, and should not limit the scope of the present invention. All simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the patent specification are still within the scope of the present invention. Within the scope covered by the patent of the present invention.

1: speed measuring device sensor 2: Electronic devices for vehicles 21: Voltage conversion unit 22: Wireless communication unit 23: Prompt unit 24: Processing unit 3: Control device 31:Voltage conversion module 32: Wireless communication module 33: Power control module 34: Processing module 200: Vehicles 210: Power system 211: Battery 212: Generator S01~S05: Steps S11~S16: Steps

Other features and effects of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: Fig. 1 is a schematic diagram of a hardware connection relationship of an embodiment of the speed measuring device sensing system of the present invention; FIG. 2 is a flowchart of the embodiment, illustrating the steps performed by a vehicle electronic device of the speed measuring device sensing system; and FIG. 3 is another flow chart of the embodiment, illustrating the steps performed by a control device of the speed measuring device sensing system.

1: speed measuring device sensor

2: Electronic devices for vehicles

21: Voltage conversion unit

22: Wireless communication unit

23: Prompt unit

24: Processing unit

3: Control device

31:Voltage conversion module

32: Wireless communication module

33: Power control module

34: Processing module

200: Vehicles

210: Power system

211: Battery

212: Generator

Claims (8)

A speed measuring device sensing system, suitable for being electrically connected to a power supply system of a vehicle, the power supply system comprising a battery and a generator, said speed measuring device sensing system comprising: a speed measuring device sensor adapted to be mounted on the front of the vehicle for sensing a speed measuring device; An electronic device for a vehicle, suitable for installation in a vehicle interior space defined by the vehicle, and including a voltage conversion unit, a wireless communication unit, and a processor electrically connected to the voltage conversion unit and the wireless communication unit a unit, the voltage conversion unit is electrically connected to the power system of the vehicle, and converts the voltage of the power provided by the power system into a voltage usable by the processing unit; and A control device, which is suitable for installation in an engine room space defined by the vehicle, and includes a voltage conversion module, a wireless communication module, a power control module, and a power conversion module electrically connected to the voltage conversion module . The processing module of the wireless communication module and the power control module, the voltage conversion module is electrically connected to the battery of the power system of the vehicle, and converts the voltage of the power provided by the battery into the processing module The voltage that can be used, the wireless communication module is electrically connected to the wireless communication unit of the vehicle electronic device in a wireless manner, the power control module is electrically connected to the sensor of the speed measuring device, and is used to supply power to the speed measuring device sensor; When receiving power from the power supply system, the processing unit of the vehicle electronic device executes a boot procedure to enter an operating state, and in the operating state, the processing unit sends a boot command to the control device through the wireless communication unit; In a standby state, the processing module of the control device does not supply power to the sensor of the speed measuring device through the power control module, and when the processing module of the control device receives the power-on command through the wireless communication module , the processing module of the control device enters an operating state from the standby state; In the running state, the processing module of the control device supplies power to the sensor of the speed measuring device through the power control module. The speed measuring device sensing system as described in claim 1, wherein, when the processing module of the control device receives the power-on command via the wireless communication module, the processing module of the control device also returns an acknowledgment notify the vehicle electronic device; In the running state, when the processing unit of the vehicle electronic device receives the acknowledgment notification through the wireless communication unit, the processing unit continuously sends a continuation command to the control device through the wireless communication unit; In the operation state, the processing module of the control device judges whether the continuation instruction is not received for a predetermined time; When the processing module of the control device determines that the continuation command has not been received for the predetermined time, the processing module enters the standby state. The speed measuring device sensing system according to claim 1, wherein the vehicle electronic device further includes a prompt unit electrically connected to the processing unit; when the speed measuring device sensor senses the speed measuring device, sending a warning notification to the processing module of the control device; When the processing module of the control device receives the warning notification from the sensor of the speed measuring device, the processing module transmits the warning notification to the vehicle electronic device via the wireless communication module; When the processing unit of the vehicle electronic device receives the warning notification through the wireless communication unit, the processing unit outputs a warning signal through the prompt unit. The speed measuring device sensing system as claimed in claim 1, wherein the wireless communication unit communicates with the wireless communication by radio frequency. A control method of a speed measuring device sensing system, implemented by a speed measuring device sensing system, the speed measuring device sensing system is suitable for being electrically connected to a power supply system of a vehicle, the power supply system includes a storage battery and a generator, so The speed measuring device sensing system includes a speed measuring device sensor, a vehicle electronic device and a control device, the speed measuring device sensor is suitable for being installed on the front of the vehicle, and is used for sensing a speed measuring device, the The vehicle electronic device is suitable for being installed in a compartment space defined by the vehicle, and includes a voltage conversion unit, a wireless communication unit, and a processing unit electrically connected to the voltage conversion unit and the wireless communication unit, The voltage conversion unit is electrically connected to the power system of the vehicle, and converts the voltage of the power provided by the power system into a voltage usable by the processing unit, and the control device is suitable for being installed in an engine room defined by the vehicle In the space, it includes a voltage conversion module, a wireless communication module, a power control module, and a processing module electrically connected to the voltage conversion module, the wireless communication module and the power control module, The voltage conversion module is electrically connected to the battery of the power supply system of the vehicle, and converts the voltage of the power provided by the battery into a voltage usable by the processing module. The wireless communication module is electrically connected to the battery in a wireless manner. The wireless communication unit of the vehicle electronic device, the power control module is electrically connected to the sensor of the speed measuring device, and is used to supply power to the sensor of the speed measuring device. The method includes: When receiving power from the power supply system, the processing unit of the vehicle electronic device executes a boot procedure to enter an operating state, and in the operating state, the processing unit sends a boot command to the control device through the wireless communication unit; In a standby state, the processing module of the control device does not supply power to the sensor of the speed measuring device through the power control module, and when the processing module of the control device receives the power-on command through the wireless communication module , the processing module of the control device enters an operating state from the standby state; and In the running state, the processing module of the control device supplies power to the sensor of the speed measuring device through the power control module. The control method of the speed measuring device sensing system as described in claim 5, further comprising: When the processing module of the control device receives the power-on command via the wireless communication module, the processing module of the control device returns an acknowledgment notification to the vehicle electronic device; In the running state, when the processing unit of the vehicle electronic device receives the acknowledgment notification through the wireless communication unit, the processing unit continuously sends a continuation command to the control device through the wireless communication unit; In the operation state, the processing module of the control device determines whether the continuation instruction is not received for a predetermined time; and When the processing module of the control device determines that the continuation command has not been received for the predetermined time, the processing module enters the standby state. The control method of the speed measuring device sensing system as described in claim 5, wherein the vehicle electronic device further includes a prompt unit electrically connected to the processing unit, and the method further includes: when the speed measuring device sensor senses the speed measuring device, sending a warning notification to the processing module of the control device; When the processing module of the control device receives the warning notification from the sensor of the speed measuring device, the processing module transmits the warning notification to the vehicle electronic device through the wireless communication module; and When the processing unit of the vehicle electronic device receives the warning notification through the wireless communication unit, the processing unit outputs a warning signal through the prompt unit. The control method of the speed measuring device sensing system as claimed in claim 5, wherein the wireless communication unit communicates with the wireless communication by radio frequency.

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