TW201020985A - Traffic condition monitoring method and traffic condition monitoring system using the same - Google Patents

Abstract

A traffic condition monitoring method and a traffic condition monitoring system using the same are provided. The traffic condition monitoring method includes the following steps. A first traffic condition image and a second traffic condition image are obtained sequentially. A driving speed condition, a driving direction condition, a driving interval condition, a road marking, and a vehicle luminance condition are obtained according to at least one of the first and the second traffic condition images. It is determined that whether the traffic condition is abnormal according to the driving speed condition, the driving direction condition, the driving interval condition, the road marking and the vehicle luminance condition. If the traffic condition is abnormal, a warning message is issued.

Description

201020985 IX. Description of the Invention: [Technical Field] The present invention relates to a monitoring method and a monitoring system using the same, and more particularly to a road condition monitoring method and a road condition monitoring system using the same. [Prior Art] Security is the only way to go home. Traffic safety is one of the important links to maintain people's lives. Common dangerous driving involves a variety of driving behaviors such as: driving in a speed limit (including overspeed and low speed), arbitrarily changing lanes, crossing double white lines, not maintaining a safe distance from the preceding vehicle, and the like. These driving behaviors not only endanger the safety of themselves and others, but they can also cause serious car accidents. Therefore, in order to avoid traffic accidents, in addition to the need to comply with traffic regulations, every driver must pay attention to the condition of the road. SUMMARY OF THE INVENTION The present invention relates to a road condition monitoring method and a road condition monitoring system using the same to automatically detect a road condition by automatically detecting a road condition to avoid an abnormal situation, or to automatically cause a traffic accident. Please handle it urgently to increase the safety of the road. According to a first aspect of the present invention, a road condition monitoring method is provided which comprises the following steps. In order to capture - the road section - the first - road condition picture and a second road: brothers face. According to at least one of the first and second road condition pictures, a vehicle speed pattern X, a vehicle direction condition, a vehicle line spacing condition, and a road sign are captured.

TW4689PA 5 201020985 Line or a vehicle brightness condition. It is judged whether the road condition of the road section is abnormal according to the speed condition of the vehicle, the direction of the traffic lane, the condition of the traffic lane, the road marking or the brightness of the vehicle. If the road condition is abnormal, a warning message will be sent. According to a second aspect of the present invention, a road condition monitoring system is provided, comprising an image capturing unit, an analyzing unit, a determining unit, a warning unit and a control unit. The image capturing unit is configured to sequentially capture a first and a second road condition picture. The analyzing unit is configured to acquire a vehicle speed condition, a vehicle direction condition, a vehicle line spacing condition, a road marking line or a vehicle brightness condition according to at least one of the first and second condition pictures. The judging unit is configured to judge whether the road condition of the road section is abnormal according to the speed condition of the vehicle, the condition of the direction of the vehicle, the condition of the inter-vehicle distance, the road marking or the brightness of the vehicle. The alert unit is used to send a warning message. The control unit is configured to control the warning unit to issue a warning message when the road condition of the road section is abnormal. According to a third aspect of the present invention, a road condition monitoring system is provided comprising a server and a monitoring center. The server includes an image capturing unit, an analyzing unit, and a determining unit. The image capturing unit is configured to sequentially capture the first road condition picture and the second road condition picture of one road segment. These road conditions include image information of at least one vehicle. The analyzing unit is configured to: according to the first and second condition pictures=at least, the touch-at-vehicle-vehicle speed condition, the direction of the vehicle direction, the secret state of the vehicle, the road marking or the vehicle brightness, condition. The judging unit is configured to judge whether the at least one vehicle is abnormal according to the condition of the speed of the vehicle, the condition of the driving direction of the vehicle, the road marking or the brightness of the vehicle, and whether the road condition of the touch road is abnormal. The monitoring center includes a warning unit and a -_ unit. The alert unit is used to issue a warning message. control

TW4689PA 201020985 Control warning unit sends a warning message unit to provide information to at least one vehicle when the road condition is abnormal. In order to make the above-mentioned contents of the present invention more obvious, the following preferred embodiments, together with the closed type, are described in detail below. [Embodiment] The photograph of the road condition monitoring and control method according to the present invention is shown in the first 1 '' scale. The method includes the following steps. In step s^, one of the first road condition pictures and one second road condition picture of one road segment are sequentially operated. In step S140, 'according to at least one of the first and second road condition pictures, a vehicle speed condition, a vehicle direction condition, a vehicle line spacing condition, a road marking line or a vehicle brightness condition are captured. In the step of the step, it is judged whether the road condition of the road section is abnormal according to the speed condition of the vehicle, the direction of the direction of the vehicle, the condition of the distance between the vehicles, the road marking or the brightness of the vehicle. If the road condition of the road section is abnormal in step sl8, a warning message is sent. Please refer to FIG. 2A and FIG. 2B for an example of the first road condition picture F1 and the second road condition picture F2, which are one of the sections of the step S120. In this case, it is depicted in two lanes in one direction. In the implementation, the first road condition picture F1 and the second road condition picture F2 are captured, for example, at a frequency of 30 frames per second (3 〇 fps). The manner in which the various conditions in step S140 are taken is explained by way of a plurality of examples. How to capture various conditions

TW4689PA 7 201020985 Please refer to FIG. 2C, which is a schematic diagram of a road marking taken in accordance with one of FIGS. 2A and 2B. The road marking 1 [the capturing method can be realized, for example, by defining the road marking WL at a predetermined position of the first road condition picture F1. For example, in practice, the color of the road marking WL (for example, the white of the white line) and the color of the road surface RD (for example, the dark gray of the asphalt pavement, which is obliquely shown in the 2C0 towel) Therefore, the grayscale value of the predetermined position t of the first road condition picture F1 will have a predetermined grayscale value. Thus, the user can set the predetermined grayscale value to a threshold value (-M) to binarize the first traffic condition picture F1 (or referred to as grayscale division). Moreover, for example, in addition to the vehicle shape B which is distinct from the road marking WL, the predetermined position for defining the road marking milk can be obtained to define the road marking WL 预定 at the predetermined position of the first road condition picture F1. The vehicle speed condition, for example, including the first vehicle speed VI of the first vehicle VI1, can be realized, for example, by the following method: defining the first vehicle C1 on the first road condition picture F1. Position P1; defining a second position P1 of the first vehicle 于 in the second road condition (4); comparing the shooting time difference between the first position p and the second position P1, and the first road condition picture F1 and the second road condition picture F2 For example, if the shooting frequency is 3_, the shooting time difference between the two road conditions F1 and F2 is 1/3 〇 second, and if the first position is The second position and P1 are i meters, and the material speed νι is 1/(1/30) = 30 meters/second = 1〇8 km/h. The direction of the vehicle direction includes, for example, the first direction of the first vehicle C1.

TW4689PA 8 201020985 The mode of the direction of the vehicle direction can be realized, for example, by defining the first position P1 of the first vehicle 0 on the first road condition picture F1 and defining the first vehicle on the second road condition picture F2. The second position ρι, compares the first position P1 and the second position P1 to obtain the first rate line direction D of the first vehicle €1, for example, the first position P1 and the second position ρι The direction D1 of the first vehicle is rightward. The vehicle brightness condition includes, for example, the first bright sound information of the first vehicle C1. For example, the first road condition F1 defines the first position P1 of the first vehicle C1; and the first road condition picture F1 is obtained according to the gray level value of the first position picture P1. The first brightness information of the first vehicle C1. For example, the first brightness information is, for example, an average value of the grayscale values of the first road condition picture F1 at the first position P1. The inter-vehicle spacing condition includes, for example, one of the first vehicle C1 and the second vehicle €2. For example, the manner in which the inter-vehicle distance is obtained can be realized by defining a first position P1 of the first vehicle ci on the first road condition picture F1 and defining a second vehicle on the first road condition picture F1. Ρ position Ρ2; aligning the first position Ρ1 with the third position Ρ2 to obtain the inter-vehicle spacing dl of the first and second vehicles C1 and C2. In the above description, the vehicle is taken to capture the first vehicle C1. The speed condition, the direction of the direction of the vehicle, and the condition of the vehicle are described as an example. Similarly, the conditions of the second vehicle C2 or other vehicles can also be retrieved in the above manner, so it is not repeated here. After the various conditions of the station or multiple vehicles, it is judged whether the road condition of the road section is abnormal. The definition of the road condition abnormal condition in step S160 is provided by a plurality of examples. TW4689PA 9 201020985 Road condition abnormal condition definition road section scale photo (4) - The embodiment defines the situation. The second vehicle C2 is located in the collision abnormality C2. In the third figure, the first vehicle and the second vehicle are traveling at the speed H1 and the second vehicle. Substantially equal to 〇km/small When the time is defined, the road condition is defined as the abnormal condition of the collision between the first and the flute L and the second vehicle C2. In addition, one of the angles D1 and D2 of the angled factory of the factory WL and the road marking line of the road ^ Degree 'as in the second direction of the road D2 and the road - and the flute ± first vehicle C2 is in an abnormal situation of light collision. And if the first refreshing angle is large / line / and ^ and - and the road Mark his line

When the second direction of the machine A is the second direction of the vehicle D2 and the road line and the _ is less than 20 degrees, the road condition of the road section is defined as the abnormal condition of the first vehicle C surface C2 in the heavy collision. Road 4A ® 'Riding Photographs _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Direction 2 The opposite direction of the second lane of the vehicle C2 is the opposite of the direction, and the first vehicle C1 of the road segment is defined as the abnormal situation of the reverse driving.

Please refer to FIG. 4B, which illustrates another example of the abnormal condition of the road section factory and the road condition of the vehicle C1 in the reverse driving according to an embodiment of the present invention. In the first map, if the first direction of the first vehicle C1 is TW4689PA 201020985 = - the predetermined direction of the vehicle D is opposite, the == abnormal condition of the comparison section. The Republic of China's Traffic Law = Home) is a secret country. (For example, the regulations of the Great Britain Association (4) stipulate that cars are stolen and the county is driving left. Therefore, Dao Shangyu's right depends on the traffic laws of the Republic of China. The corresponding car 2 Γ: does not need to meet the direction of the right direction of the car D. Therefore, if the direction of the vehicle D1 of the first vehicle C1 is to the left, the head, 丨矣 _ ± η in the reverse driving abnormal situation. The road of π t,·* 5 @ L reads the present invention—implementing the first section between the abnormality of the road sign WL If P1 is less than 25 cm, the road segment condition is defined. ' · Vehicle C1 is located abnormally close to the road marking WL

Figure 6 is a diagram showing the road name sounding according to the present invention - the vehicle C1 is located on the abnormal condition crossing the road marking WL. #绿u In Figure 6, if the first position of the first vehicle C1 is P1 And Dao Gong: / 丨 乙 B substantially coincides and the first speed V1 is not equal to two times: = the road condition is the first - the vehicle C1 is located on the road crossing the road 3" Figure 7 The present invention "" embodiment defines a schematic diagram of the abnormal condition of the vehicle fault in the seventh section of the vehicle. WL and if the first position P1 of the first vehicle C1 exceeds the road marking, the speed VI of the vehicle is substantially equal to 〇km/hour, then the road is defined.

TW4689PA 11 201020985 The road condition is that the first vehicle ci is in an abnormal condition of the vehicle failure. Please refer to FIG. 8 , which illustrates a schematic diagram of defining a road condition of a road section as an abnormal condition of a traffic jam according to an embodiment of the invention. In FIG. 8, if the distance between the first vehicle C1 and the second vehicle C2 is greater than 2 cm and the first and second vehicle speeds VI and V2 are substantially equal to 〇km/hr, the road condition is defined as The abnormal situation of the traffic jam.

Please refer to 帛9A ® ''''''''''''''''''''''''''''' In FIG. 9A, if the first brightness information of the first position ρι of the first vehicle C1 is greater than the preset brightness, the road condition defining the road segment is the first vehicle α ^ ^ abnormal condition, and if the first car _ The first part of C1—the brightness information is less than a prophecy degree' defines the road condition of the road section as the first—the abnormal condition of the vehicle ^ f smoke. For example, please refer to the 9th and % maps, which are respectively shown as the first car phase C! Schematic diagram of the grayscale value in the first road condition picture π during fire and smoke

In the 9B and 9C circles, the oblique line edge is shown as having a lower brightness f =. Since the fire is generated when the vehicle is on fire, when the first vehicle C] ^, the first value of the first vehicle C1 is placed in the picture after the lighting in the picture 9B is gradually increased, and when the first vehicle . When the smoke is in sight, the first position of the first vehicle is gradually reduced in the picture of the 9th CS ===, so we ask for the money H), the scale shows Wei Ben (4) - the real control system The square is round. Road monitoring system _ including - other devices and -=

TW4689PA 12 201020985 Center. The server includes an image capturing unit 31, an analyzing unit 32, and a determining unit 330. The monitoring center includes a warning unit 34A and a control unit 350. The image manipulation unit 31 is configured to perform the step Si2. The analysis unit 320 yuan is used to execute step S140. The determining unit 33 is configured to perform step S160. The alert unit 340 is configured to issue a warning message. The control unit 350 is configured to control the alert unit 34 to emit a display message Msg when the road condition of the road section is abnormal. Preferably, the control unit 35A can also provide a vehicle driver whose warning message is sent to the road towel, and the driver of each vehicle can grasp the immediate road condition to improve driving safety. The road condition monitoring system and system 300 are used to perform the steps detailed in the above road condition monitoring method, and therefore will not be repeated here. In practical applications, the above-mentioned road section is a random track, and the road condition monitoring system=00 may further include a detecting unit 3〇8 for detecting one of the first vehicles, a global positioning system. , Gps) Information Si. The debt measuring unit 308 further determines whether the GPS information si of the first vehicle can be continuously detected. - If it is not possible to prepare the GPS information of the first vehicle, the detection unit 3〇8 determines that the first vehicle enters the track and enables the image pickup unit to operate the road conditions pictures F1 and F2. In this way, it is possible to use the GPS information Si' of the first vehicle to determine whether it enters the tunnel. In the actual application, if the detecting unit 308 does not detect which information of the first vehicle, the unit view is used to obtain the license plate number of the first vehicle. In this way, it is possible to improve the accuracy of the road monitoring and control system 3 in obtaining various conditions of each vehicle, and to improve the accuracy of the judgment result of the road condition monitoring system 300. In addition, the road condition monitoring method proposed in the above embodiment of the present invention

TW4689PA 13 201020985 Application of its road monitoring system _ reclining - monitor towel. For example, the monitor is set to be on the road section, and the screen is used to determine whether the road condition is abnormal by using at least one of the two road conditions. In practical applications, the present invention can not only judge the road condition by two consecutive road condition pictures, but also automatically and continuously monitor the multiple pictures of the n job, if the road condition monitoring (four) towel Use enough hardware architecture and system performance, for example, to record the monitor every time and immediately (ie, before the next: before the screen), the silk touch or road monitoring system has enough memory space (ie The content of the memory space will not be removed before the judgment is completed.) The contact with the financial invention can also achieve the effect of detecting the road condition instantly. Further, in the embodiment of the present invention, the above-described examples are taken as an example to explain various ways in which the manner of capturing the situation is based on the abnormal condition of the road condition, but is not limited thereto. It is necessary to know that, as long as the image processing method can be used, the vehicle speed condition, the direction of the vehicle line, the position of the vehicle line, the road marking or the vehicle brightness state can be obtained according to the road condition picture. It can also judge whether the road condition of the road section is abnormal according to the conditions taken. All are within the scope of protection of the present invention. The road condition monitoring method and the road condition monitoring system thereof disclosed in the above embodiments of the present invention automatically detect road conditions by means of image processing, can know whether an abnormal condition occurs in the road condition, and provide a warning message before an accident occurs. To alert the driver to avoid a traffic accident or to request urgent treatment in the event of a traffic accident. The invention is of great help to the improvement of traffic safety.

TW4689PA 14 201020985 In summary, although the invention has been described above in terms of a preferred embodiment, it is not intended to limit the invention. A person skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the scope of the invention is defined by the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a flow chart showing a road condition monitoring method according to an embodiment of the present invention. The 2A and 2B diagrams are respectively an example of the first road condition picture F1 and the second road condition picture F2, which are one of the segments sequentially extracted in the step s1. Figure 2C is a schematic illustration of a road marking taken in accordance with one of Figures 2A and 2B. 3A to 3C are schematic diagrams showing the road condition of the road segment in which the first vehicle and the second vehicle are in an abnormal state of collision according to an embodiment of the present invention. FIG. 4A is a schematic diagram showing an example of an abnormal condition in which the first vehicle is in reverse driving according to an embodiment of the invention. FIG. 4B is a schematic diagram showing another example of the abnormal condition of the first vehicle in the reverse driving according to an embodiment of the present invention. Figure 5 is a diagram showing a road condition in which a road section is defined as an abnormal situation in which the first vehicle is located too close to the road marking according to an embodiment of the present invention. Figure 6 is a schematic diagram showing the road condition of a road segment as an abnormal condition of a vehicle crossing a road marking according to an embodiment of the invention. Figure 7 is a schematic diagram showing the road condition of a road segment in accordance with an embodiment of the present invention.

TW4689PA 15 201020985 FIG. 8 is a schematic diagram showing an abnormal condition of a road condition vehicle in a road section according to an embodiment of the present invention. Fig. 9A is a schematic view showing an abnormal condition of a road section in which a first vehicle smokes or ignites according to an embodiment of the present invention. Figures 9B and 9C are respectively a schematic diagram showing the gray scale values of the first vehicle in the first road condition picture when the vehicle is in a fire and stomach smoke. The figure shows a block diagram of a road sink monitoring system in accordance with the present invention. [Main component symbol description] 300: Road condition monitoring system 308: Detection unit 31: Image capturing unit 320: Analysis unit 330: Judging unit 340: Warning unit 350: Control unit A: Angle B: Vehicle shape FI, F2: Road surface

Msg: Warning message PI, PI', P2, P2, : Position S120~S180: Process step WL: Road marking dl: Inter-vehicle spacing

TW4689PA 16

Claims (1)

201020985 Patent application scope: 1. A road condition monitoring method, comprising: a face-by-sequence-road section--the road condition picture and a second road condition picture according to at least one of the first and the second road condition picture Speed condition rutting direction condition, vehicular line spacing condition, a road marking line or a vehicle brightness condition; according to the vehicle speed condition, the direction of the vehicle line, the lane spacing 2, the road marking or the scale brightness Status judgment _ The road condition of the road section is abnormal; and if the road condition of the road section is abnormal, a warning message is issued. 2. The road condition monitoring method described in the application of the special item i, wherein the two-speed condition includes - the first vehicle H speed, the step of the vehicle speed status includes: a first position of the first vehicle; defining the first-vehicle-second position on the second road condition picture; and comparing the first position, the second position, and the first road condition picture with the first The shooting time difference of the road condition picture is obtained to obtain the first vehicle speed of the first vehicle. 〃 s 3. The road condition monitoring method according to claim 1, wherein the direction of the direction includes the direction of the vehicle-the first direction, and the step of taking the direction of the saponin includes: The road condition picture defines a first position of the first vehicle; TW4689PA 17 201020985 defines a second position of the first vehicle in the second road condition picture; and compares the first position and the second position to obtain The first direction of the first vehicle. 4. The road condition monitoring method according to claim 1, wherein the inter-vehicle spacing condition comprises a first vehicle and a second vehicle, and the step of capturing the inter-vehicle spacing condition comprises: Defining a first position of the first vehicle on the first road condition picture, defining a third position of the second vehicle on the first road condition picture; and comparing the first position and the third position Obtaining the distance between the first and the first vehicle. 5. The road condition monitoring method of claim 1, wherein the step of extracting the road marking comprises: 'defining the road marking at a predetermined position of the first road condition picture. 6. The method of monitoring a road condition according to the scope of the application of the patent application, wherein the brightness condition of the vehicle comprises a -th-vehicle-first-brightness#, the step of taking the brightness state of the vehicle comprises: The road condition picture defines a first position of the first vehicle; and the first brightness information of the dance unit is obtained according to the first road condition picture according to the first road condition picture. The second car of the car, please use Wei (4) 1 to talk about the road condition monitoring method, which includes the rutting distance (4) - [vehicle and ~ one of the second vehicles, TW4689PA 18 201020985, the speed of the vehicle includes the first - vehicle - the first abnormal step of the vehicle - the second speed of the vehicle, the judgment of the road section of the first step further includes. Ling / brothers no different f less kilometers / small vehicle is located and the car is out of the second vehicle Car (4) W20 8:00, ^ definition and the speed of the *2 car is substantially equal to 0. The second car is the same as the car. The car is short. The car is as described in the seventh paragraph of the patent application. The direction of the line includes - the "law" of the vehicle - wherein the step is to "the angle at which the road condition determining whether the road section is abnormal, if the second direction of the second lane is - and the first vehicle position of the road marking The road condition of the section of the road is the abnormal condition of the first-vehicle and the younger one of the soaps in a light collision. 兮泉 It applies for the full-time control method of the road condition described in item 7, where == includes a first vehicle - the first-car direction and the - step further includes, the judgment of the road section Whether the situation is abnormal and the direction of the second vehicle is - and the road marking is - straight red; 2G degrees defines the road condition of the road is the first - the vehicle and the first vehicle are located in the abnormal collision According to the road condition monitoring method described in claim 1, the following: 11:: to the condition includes - the first - the vehicle - the first - the direction of the vehicle and the complex number of the second In the direction of the vehicle, the step of judging whether the road condition of the road section is TW4689PA 19 201020985 or not includes: The section of the road section 2 = 2 is defined as the scope of the patent application. The condition of the vehicle direction includes a first vehicle. The control method 'the step of breaking the road condition of the road section further includes the first-vehicle direction', the road of the judgment section is opposite to the direction of the predetermined vehicle, and the condition is defined as the abnormality of the first-vehicle located in the reverse row 12. The step of determining whether the road condition of the road section is abnormal or not in the road condition e as described in the scope of the patent application category includes: a distance between the first position of one of the vehicles and the road marking furnace' The road condition of the secret section is that the vehicle is located in an abnormal situation that is too close to the road marking. For the road condition monitoring method described in the scope of the patent application, the speed status includes """" - the first-vehicle speed, the step of determining whether the road condition of the road section is abnormal includes: if the first position of the first vehicle substantially coincides with the road marking and the first-vehicle speed is substantially (four) kilometers /hour, the road condition defining the road section is the abnormal condition of the first vehicle being located across the road marking. 14. The road condition monitoring method according to the scope of the patent application, wherein the speed condition of the vehicle includes - the first vehicle - the first-vehicle speed, the step of determining whether the road condition of the road section is abnormal includes: if the first position of a first vehicle exceeds the road marking and the first vehicle speed is substantially equal to 〇km/hour, Then define the road condition of the road section as TW4689PA 20 201020985 The first vehicle is located in an abnormal condition of the vehicle failure. According to the road condition monitoring method described in claim 1, the inter-vehicle miscellaneous condition in the basin includes - the first vehicle and the second vehicle ^ =, the speed condition of the vehicle includes - the first vehicle The first-step speed of the vehicle and the speed of the second vehicle, the second vehicle speed, the steps of whether the road condition is abnormal or not include: If the first vehicle-vehicle second vehicle line car (4) is dedicated to 2 centimeters and the first-and second-vehicle speed is substantially equal to G km/h, then the road condition of the road segment is defined as the abnormal condition of the traffic jam. 16. The method for monitoring road conditions as described in the application of the full-time sub-paragraph, wherein the vehicle brightness condition comprises - the first-vehicle-first brightness information, and the step of determining whether the road condition of the road section is abnormal includes: If the degree information is greater than a preset brightness, the road condition defining the road section is an abnormal condition of the first vehicle fire. The road condition monitoring method of claim 1, wherein the vehicle brightness condition comprises a first brightness information of a first vehicle, and the step of determining whether the road condition of the road section is abnormal comprises: if the first If the brightness information is less than a preset brightness, the road condition of the road section is defined as an abnormal condition of the first vehicle smoking. 18. The road condition monitoring method according to claim 1, wherein the road section is a tunnel, and the method further includes the step of capturing the first road condition picture and the second road condition of the road section. : Extracting a global positioning system (GPS) information of one of the first wheels; and TW4689PA 21 201020985 to determine whether the Gps information of the first-vehicle surface can be continuously detected. After detecting the GPS information of the first vehicle, it is determined that the first vehicle enters the tunnel, and the step of capturing the road conditions is performed. 19. If the road condition monitoring method described in item 18 of the full-time round is repeated, can it continue to detect the GPS-gps of the first-vehicle, and if it cannot reach the GPS-message of the first-vehicle, obtain the The license plate number of the first car. Early 20. A road condition monitoring system, comprising: a gold image capturing unit for sequentially capturing one of the first picture and a second road picture; Ling/Brother Ganyi analysis unit, using Xiao _ _ The second situation is from the 4th to the small one - Na - the speed of the car, the direction of the car, the condition of a car _ distance, a road marking or the brightness of a vehicle; - the judgment unit, (4) according to the car Speed condition, condition, the distance between the vehicle line, the road marking or the brightness of the vehicle n is abnormal in the road section; condition #J断-alarm unit for issuing a warning message; and indicating the money; (4), controlling the road condition monitoring system of the 41st line =: ΓΓ 0 item, wherein the rutting speed condition comprises a first-vehicle one of the analysis units is attached to the first road condition to derive the first-vehicle 2^ the / knife set, and the second road condition picture defines the first car - the second position, 201020985 the first position, the second position and the first road condition of the vehicle speed = condition picture Shooting _ poor to get the first degree of the first-vehicle. The road condition monitoring system of claim 20, wherein the vehicle direction condition includes a first vehicle, and the analyzing unit is configured to define one of the first vehicle in the first road condition picture. ^7 is set to 'and the second road condition picture defines (4) the first - the first = compared to the first position and the first, the # first position, - the direction of the car. Positioning 'to obtain a road condition monitoring system according to the second aspect of the first patent of the first vehicle, wherein the ruling distance condition comprises a first vehicle and a second vehicle, two vehicles 1 including The first: the vehicle-first-vehicle speed and the first H-π speed', if the first vehicle speed of the first vehicle and the second vehicle and the second vehicle speed 丄: Γ then the judgment The unit defines the road condition of the road section "X-vehicle and the second vehicle are located in the abnormal state of the collision. 24^ towel please patent _2Q item of the secret, which = one of the soap-like elements in the first-road condition picture The predetermined position defines the road marking. According to the rail monitoring system described in item 2G of the patent scope, the 2 vehicle brightness status includes - the __vehicle-first brightness information, the analysis unit Defining a first position of the first vehicle on the first road condition picture, and obtaining the first brightness information of the first vehicle according to the gray level value of the first position according to the first road condition picture. TW4689PA 23 201020985 * 26, as stated in the second paragraph of the patent application scope The spacing condition includes a first vehicle and a control method, and the distance between the vehicle and the second vehicle is the second vehicle, if the + pay and the distance between the vehicles Less than 20 cm and the first and second of the first vehicle and the second vehicle are equal to the abnormality of the second vehicle___ in the vehicle domain; The road condition monitoring system described above, wherein - the secret of the second road direction, the material of the road section is the abnormal condition of the first car. Early vehicles and vehicles - vehicles in mild collisions: 8 rows: 26 road conditions monitoring system, the second - the vehicle - the first - the direction of the car and - the abnormal ^ brother. The first vehicle and the second vehicle are located in a heavy collision ^:::::^ -^ + Le soap car - the first direction of the car and the 』: 』: 2::::第: car direction, if the first - The direction of the vehicle and the first-vehicle consumption are located in the road section where the road section is defined as TW4689PA Φ 24 201020985 == rr line - otherwise the road condition is that the first handle is located in the opposite direction. Please refer to the (4) 2G item. The road condition monitoring system has a distance between the 25 Γ - the first position and the road marking is less than 25 minutes, and the determining unit defines that the road condition of the road section is located in an abnormal situation that is too close to the road marking. ^ car The road condition monitoring system of claim 2, wherein the second vehicular speed condition comprises a first-vehicle-first-vehicle speed, if the first position of the first vehicle and the road marking are substantially " When the speed of the car is substantially transferred to the public property, __ single ^ meaning - the road condition of the road is the abnormal condition of the first vehicle located across the road marking. 33. The road condition monitoring system of claim 2, wherein the speed condition of the vehicle includes a first-vehicle-first-vehicle speed, and if the first position of the first vehicle exceeds the road marking And the first vehicle speed is substantially equal to 〇km/h′, then the determining unit defines the road condition of the road section as an abnormal condition that the first vehicle is located in the vehicle fault. 34. The road condition monitoring system of claim 20, wherein the vehicle spacing condition comprises a first vehicle and a second vehicle, and the vehicle speed is inclusive. a first vehicle speed and a second vehicle speed of the second vehicle, if the distance between the first vehicle and the second vehicle is greater than 20 cm and the first and second vehicle speeds are substantially If the upper limit is 0 km/h, then the judgment unit defines the road condition of the road section as the abnormal condition of the plug TW4689PA 25 201020985. Unit definition' = road condition monitoring as described in item (10) of the patent scope: the = degree condition includes a first brightness information of one of the first vehicles, if the road 2;:;:= the determining unit defines the road section 37. The road condition monitoring system of claim 2, wherein the road section is a tunnel, the road condition monitoring system further comprises: - a unit for making a vehicle - a full positioning system (global positioning) System, GPS) information, the detecting unit further determines whether β can continue the GPS information of the gamma-vehicle, and if the rogue detects the GPS information of the first vehicle, the detecting unit determines that the first vehicle enters the second Tunneling and enabling the image capturing unit to capture the road conditions. 38. The road condition monitoring system of claim 37, wherein the detecting unit is further configured to obtain the license plate number of the first vehicle if the detecting unit cannot detect the first vehicle iGPS information. 39. A road condition monitoring system, comprising: a server, comprising: an image capturing unit, configured to sequentially capture a first road condition picture and a second road condition picture of a road segment, wherein the road condition picture comprises at least one Image information of the vehicle; TW4689PA 26 201020985 an analysis unit for capturing, according to at least one of the first and second condition pictures, a speed condition of one of the at least one vehicle, a condition of a direction of the vehicle, and a condition a line spacing condition, a road marking line or a vehicle brightness condition; and a judging unit for determining a speed condition of the vehicle, a condition of the direction of the vehicle, a position of the lane, a road marking or a brightness condition of the vehicle Determining whether the road condition of the road section is abnormal, thereby determining whether the at least one vehicle is abnormal; and ' A monitoring center includes: a warning unit for issuing a warning message; and a control unit for controlling the police not only to issue the warning message to the at least one vehicle when the road condition of the road section is abnormal. 40. The road condition monitoring system of claim 1, wherein at least two vehicles include a first vehicle, the speed condition of the vehicle includes the first-vehicle speed, and the analysis unit is in the first road condition The first position of the picture fish vehicle, and the second position of the flute is defined in the second road condition picture, and the difference between the first position and the second position _ (four) is obtained. ^ The road condition monitoring system of claim 39, wherein the first vehicle includes a first vehicle, and the direction of the vehicle direction includes the first definition that the first analysis unit is in the first road condition a car detail > a position - and defining a second position of the first light in the second road condition picture, and comparing the first position and the second position TW4689PA 27 201020985 to obtain the first vehicle The first direction of the car. The road condition monitoring system of claim 39, wherein the to-vehicle includes a first vehicle and a second vehicle, the vehicle spacing condition comprising the first vehicle and the second vehicle. Line spacing, the vehicle speed package, the first vehicle speed of the first vehicle and the second vehicle speed of the second vehicle, if the first vehicle and the second vehicle have a smaller vehicle spacing ^ cm and the first-vehicle speed and the second speed are substantially equal to 〇, km/h' _ 峨 定义 定义 定义 定义 峨 峨 峨 峨 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 43. As claimed in claim 39, the road condition monitoring system defines the road marking line at a predetermined position of the first road condition picture. 44. The road condition monitoring system as claimed in claim 100, wherein at least - the vehicle includes - the first vehicle, the vehicle bright record condition includes the first - first brightness information, and the analysis document is secreted by the first road condition The screen = 岐 first - vehicle - first position, and the first brightness information of the first vehicle is obtained according to the gray level value of the first position picture. 45. The road condition monitoring method according to claim 39, wherein the at least one vehicle comprises a first vehicle and a makeup π white 吟 ^ ^ 单 单 单 单 单Vehicle-to-vehicle distance, which includes the first-vehicle-first-vehicle speed and the second vehicle's second-line speed' if the vehicle: the vehicle and the second vehicle The spacing is less than the second: the first vehicle speed and the second vehicle speed are substantially equal to 0 A/hour. The unit defines the road condition as the first wheel TW4689PA 28 201020985 and the second vehicle is in collision. Abnormal condition. 46. The road condition monitoring according to claim 45, wherein the at least one vehicle includes a first vehicle and a second vehicle, the direction of the vehicle direction includes a first direction of the first vehicle and the first One of the two vehicles ° The second direction of the vehicle, if one of the first and second directions of the vehicle is less than 2 degrees from the marking of the road, the collar unit defines the section as the A vehicle and the second vehicle are located in an abnormal state of mild collision. 47. If the road condition monitoring system mentioned in item 45 of the patent application is applied, the at least-vehicle includes - the first vehicle and the second vehicle ^ the second vehicle, if the material - and the second vehicle - The vehicle in the middle = the unit defines the road; μ ^ the abnormal condition of the first-vehicle heavy collision. = Less: Car item:: 2:: Car: Contains one of the first vehicles. The first car is in the direction of the second car. The direction of the first car is opposite to the direction of the car. '_The riding unit defines the section. The jth is located in the reverse state of the anomaly. / The brother is the first-vehicle 49. The at least one vehicle according to claim 39 includes a flute condition control system, the vehicle-first-vehicle-side vehicle, the direction of the vehicle includes the If the first direction is opposite, the judging unit determines 2=the direction of the vehicle and the abnormal condition of the predetermined driving in the reverse driving. The road condition of the road is the first vehicle position TW4689PA 29 201020985 The current situation 51 The judgment unit is close to the difference to the second = Fan Dien _: - The car surface - the first - the traffic, If the first car: then the car speed (10) is called = cross road like road (4) - vehicle position:: Η: Ξ ===: abnormal shape t the road condition of the road is the first vehicle is located in the vehicle In the fault, the road condition monitoring system described in item 39 of the scope, the vehicle spacing of the vehicle and the second vehicle, and the distance between the vehicles of the second vehicle, the first speed of the first vehicle The speed of the vehicle and the hour unit of a second vehicle define the road condition of the road section as an abnormal condition of the traffic jam. TW4689PA 30 201020985 54. The road condition monitoring system according to claim 39, wherein the vehicle brightness condition comprises - the first - the vehicle - the first brightness information, if the first degree of freedom information is greater than 1 The road condition of the road section is an abnormal condition of the first vehicle fire. 55. The road condition monitoring system of claim 39, wherein the at least - the vehicle includes - the L the vehicle bright condition comprises the first - vehicle - the first brightness information if the first brightness information is less than A predetermined brightness, the determining unit defines the road condition of the road section as the first vehicle normal condition. 56. The road condition monitoring system of claim 39, wherein the road section is a tunnel, the at least one vehicle comprising a first road condition monitoring system further comprises: a detecting unit for detecting the A global positioning system (GPS) information of a vehicle, the sampling unit further determines whether the GPS information of the first vehicle can be continuously detected, and if the GPS information of the first vehicle cannot be detected, The detecting unit determines that the first vehicle enters the tunnel and enables the image capturing unit to capture the road conditions. 57. If the detection unit is unable to detect the GPS information of the first vehicle, the detection unit is further configured to obtain the license plate number of the first vehicle. TW4689PA 31