TW202013218A - Driving event recording method and system for non-image-based car accident cause determination - Google Patents

Abstract

The present invention relates to a driving event recording method and system for non-image-based car accident cause determination. The system includes an external-event determination unit, an internal-driving-behavior-event determination unit, and a processor electrically connected to both determination units. The method is carried out as follows. The external-event determination unit generates information about an external event, and at the same time the internal-driving-behavior-event determination unit generates information about an internal driving behavior event. The processor receives the external-event information and the internal-driving-behavior-event information and uploads both pieces of information to a cloud storage space in a text or program code format for storage in a blockchain.

Description

Non-image judgment driving event recording method and system

The present invention relates to a method and system for recording driving events with non-image judgment, in particular, it refers to the invention that converts events outside the vehicle and real-time driving behavior events inside the vehicle into text or code, and stores them in the form of a blockchain .

The occurrence of traffic accidents is often not determined solely by the external conditions of the vehicle or the driving behavior of the vehicle, but depends on a comprehensive judgment of the two.

Republic of China Invention Patent No. I453615 "Intelligent driving record and inspection system", the case proposes to combine the driving image generated by the driving recorder with the driving events (such as lane deviation, front vehicle detection) sensed by the vehicle sensor Therefore, it is possible to provide driving images combined with driving events for the purpose of judging the cause of traffic accidents. The foregoing case is stored in the form of driving images combined with synchronized driving events, and image storage will occupy a large amount of storage space.

In addition, the Republic of China Invention Patent No. I613108 "Analysis System and Method for Driving Behavior against Accidents", the case is to supplement the driving events (such as lane deviation, front vehicle detection) sensed by the vehicle sensor with road network information The objective information in the data base and the traffic data information base is used to issue a warning to the vehicle when an accident occurs and generate a comprehensive accident report. However, in this case, the external information of the vehicle was captured by the road network information database and the traffic data information database, and the external situation of the vehicle, such as pedestrian passage, could not be understood in real time. At the same time, the case did not disclose the storage method of the information. Information is stored in a way (for example, stored in a cloud database), which is easy to be lost or tampered with.

Secondly, in order to solve the shortcomings of the previous case, the present invention proposes a non-image judgment driving event recording method, including:

An external event judgment unit of a vehicle generates an external event of the vehicle; an internal driving behavior event judgment unit of the vehicle generates a internal driving behavior event of the vehicle synchronously; a processor combines the synchronized external event of the vehicle and the internal driving of the vehicle Behavioral events are stored in a blockchain.

Further, the external events of the vehicle and the internal driving behavior events of the vehicle are stored as a blockchain in a record format of text or code.

Further, the external event judging unit includes a combination of an image capturing module and an image analysis module, and the generated external event of the vehicle includes one or a combination of the following: road offset, traffic signal, front vehicle collision warning, front vehicle Vehicle distance and time warning, blind spot detection of vehicle surrounding status, pedestrian detection of vehicle surrounding pedestrians, traffic signal and sign recognition, weather recognition or front license plate recognition.

Further, the external event determination unit includes a combination of an infrared sensor module and an infrared analysis module, and the generated external events of the vehicle include: the amount of rainfall.

Further, the external event judgment unit includes a combination of a light module and a light signal analysis module. The generated vehicle external events include one or a combination of the following: landform, road geometry, relative position of obstacles or drivable space.

Further, the external event judging unit includes a combination of a radar module and a radar signal analysis module, and the generated external events of the vehicle include one or a combination of the following: collision warning of the preceding vehicle, blind spot detection of the vehicle's surrounding state or pedestrian detection. Pedestrians around the vehicle.

The invention further proposes a non-image judgment driving event recording system, which is combined with a vehicle and includes: an external event judgment unit, an internal driving behavior event judgment unit and a processor. The external event judgment unit is set on the vehicle to generate an external event of the vehicle. The internal driving behavior event judging unit is provided on the vehicle, and is used to synchronously generate an internal driving behavior event of the vehicle. The processor is electrically connected to the external event judging unit and the internal driving behavior event judging unit, and is used to receive the synchronously generated external vehicle event and internal vehicle driving behavior event, and upload the external vehicle event and internal vehicle driving behavior event to The cloud is stored in a blockchain.

According to the above technical features, the following effects can be achieved:

1. The invention stores the events outside the vehicle and the driving behavior events inside the vehicle in the form of text or code, which greatly saves the storage space.

2. The external events of the vehicle and the internal driving behavior of the vehicle are stored in the form of blockchain, and will not be modified. Therefore, the judgment and analysis of the driving situation and driving behavior such as the subsequent accident analysis of the vehicle will be more accurate.

Based on the above technical features, the main functions of the non-image judgment driving event recording method and system of the present invention will be clearly presented in the following embodiments.

Referring to the first figure, the non-image judgment driving event recording system of the present invention is set on a vehicle [the vehicle is not shown in the figure], including: an external event judgment unit (1), an internal driving behavior The event judgment unit (2) and a processor (3). Among them, the external event judgment unit (1) includes a combination of an image capture module (11) and an image analysis module (12), an infrared sensor module (13) and an infrared analysis module (14) Combination, a combination of a light module (15) and a light signal analysis module (16), and a combination of a radar module (17) and a radar signal analysis module (18), but not limited to this , You can still add different sensing modules according to your needs. The processor (3) connects multiple external storage units (4A) (4B) (4C) in a blockchain manner.

Referring to the first and second figures, the external event judgment unit (1) senses the external condition of the vehicle to generate an external event of the vehicle, for example: the image capture module (11) captures the road offset , Traffic signs, vehicle collision, vehicle distance and time in front of the vehicle, the surrounding state of the vehicle for blind spot detection, pedestrians around the vehicle for pedestrian detection, traffic signal and sign recognition, weather recognition or front license plate recognition, etc. The image analysis module (12) converts the above events into text information (A) and code information (B); the infrared sensor module (13) senses the amount of outside rainfall, and then the infrared analysis module (14) Transform the above events into text information (A) and code information (B); the light module (15) senses the information of landform, road, geometry, relative position of obstacles or drivable space, and then the light The signal analysis module (16) converts the above events into text information (A) and code information (B); the radar module (17) senses the vehicle's surrounding state or pedestrian detection of pedestrian collision warning, blind spot detection, or pedestrian detection The information of pedestrians around the vehicle is converted into text information (A) and code information (B) by the radar signal analysis module (18). At the same time, the internal driving behavior event judging unit (2) senses the driving behavior of the driver and synchronously generates an internal driving behavior event of the vehicle. By storing events outside the vehicle and driving behaviors inside the vehicle in the form of text information (A) and code information (B), storage space is greatly saved.

The processor (3) stores the synchronized external events of the vehicle and the internal driving behavior of the vehicle in the form of blockchain, so the above driving events will not be modified, and post-vehicle accident analysis and other driving conditions and driving behavior judgments will be performed The analysis will be more accurate.

Based on the description of the above embodiments, the operation, use and effects of the present invention can be fully understood. However, the above-mentioned embodiments are only preferred embodiments of the present invention, and cannot be used to limit the implementation of the present invention. The scope, that is, simple equivalent changes and modifications made in accordance with the scope of the present invention's patent application and the description of the invention, is within the scope of the present invention.

(1): External event judgment unit (11): Image capture module (12): Image analysis module (13): Infrared sensor module (14): Infrared analysis module (15): Light module ( 16): LiDAR signal analysis module (17): radar module (18): radar analysis module (2): internal driving behavior event judgment unit (3): processor (4A): external storage unit (4B) : External storage unit (4C): External storage unit (A): Text information (B): Code information

[The first figure] is a functional block diagram of the system of the present invention.

[Second picture] It is a schematic diagram of events of the present invention stored in text or code.

(1): External event judgment unit

(11): Image capture module

(12): Image analysis module

(13): Infrared sensor module

(14): Infrared analysis module

(15): Light module

(16): Light signal analysis module

(17): Radar module

(18): Radar analysis module

(2): Internal driving behavior event judgment unit

(3): processor

(4A): External storage unit

(4B): External storage unit

(4C): External storage unit

Claims (7)

A driving event recording method for non-image judgment includes: an external event of the vehicle is generated by an external event judgment unit of a vehicle; and then an internal driving behavior event of the vehicle is synchronized to generate an internal driving behavior event of the vehicle; A processor stores synchronized vehicle external events and vehicle internal driving behavior events in a blockchain manner. The non-image judgment driving event recording method as described in item 1 of the patent application scope, wherein the vehicle external event and the vehicle internal driving behavior event are stored as a blockchain in a text or code record format. The non-image judgment driving event recording method as described in item 1 of the patent application scope, wherein the external event judgment unit includes a combination of an image capture module and an image analysis module, and the generated external vehicle events include the following One or a combination of: road deviation, traffic signs, collision warning of the preceding vehicle, warning of the distance and time of the preceding vehicle, surrounding state of the vehicle for blind spot detection, pedestrians around the vehicle for pedestrian detection, traffic signal and sign recognition, weather recognition Or front license plate recognition. The non-image judgment driving event recording method as described in item 1 of the patent application scope, wherein the external event judgment unit includes a combination of an infrared sensor module and an infrared analysis module, and the generated external vehicle events include: rainfall size. The non-image judgment driving event recording method as described in item 1 of the patent scope, wherein the external event judgment unit includes a combination of a light module and a light signal analysis module, and the generated external vehicle events include One or a combination of the following: geomorphology, road geometry, relative position of obstacles or space that can be driven. The non-image judgment driving event recording method as described in item 1 of the patent application scope, wherein the external event judgment unit includes a combination of a radar module and a radar signal analysis module, and the generated external vehicle events include the following One or a combination: front vehicle collision warning, blind spot detection of the vehicle's surrounding state or pedestrian detection of the vehicle's surrounding pedestrians. A driving event recording system for non-image judgment, combined with a vehicle, includes: an external event judgment unit installed on the vehicle to generate an external event of the vehicle; an internal driving behavior event judgment unit installed on The vehicle is used to synchronously generate an internal driving behavior event of the vehicle; a processor is electrically connected to the external event judging unit and the internal driving behavior event judging unit to receive the synchronously generated external vehicle event and internal vehicle driving Behavior events, and upload the external events of the vehicle and the internal driving behavior of the vehicle to the cloud and store them in a blockchain.

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