CN105620490A - ADAS (Advance Driver Assistant System)-based driving assistant system - Google Patents
ADAS (Advance Driver Assistant System)-based driving assistant system Download PDFInfo
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- CN105620490A CN105620490A CN201511010294.7A CN201511010294A CN105620490A CN 105620490 A CN105620490 A CN 105620490A CN 201511010294 A CN201511010294 A CN 201511010294A CN 105620490 A CN105620490 A CN 105620490A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2556/00—Input parameters relating to data
- B60W2556/45—External transmission of data to or from the vehicle
- B60W2556/65—Data transmitted between vehicles
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Human Computer Interaction (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention relates to an ADAS (Advance Driver Assistant System)-based driving assistant system which comprises a man-machine interaction module, a safety prediction and diagnosis module, a vehicle environmental data acquisition module, a vehicle environmental data processing module, a position module and a communication module, wherein surrounding environmental data acquired by sensors of ADAS is obtained through the vehicle environmental data acquisition module, the environmental data is shared with nearby vehicles through inter-vehicle communication or the Internet after objects and/or events are identified by the vehicle environmental data processing module, and safety prediction and diagnosis is performed according to the objects and/or events surrounding the vehicle and nearby vehicles, and safety warning is generated if necessary. In this way, safety driving assistant information which is only used by the vehicle originally can be also used by nearby vehicles, so that a safety pre-warning service of the vehicle obtained based on the safety driving assistant information is no longer limited by the detection range of the sensors of the vehicle. Therefore, the range of safety pre-warning is enlarged, and the driving safety is further improved.
Description
Technical field
The present invention relates to safety and drive ancillary technique, in particular to the drive assist system based on ADAS.
Background technology
Currently, along with progressively the popularizing of use of automobile, automobile becomes the vehicles indispensable in people's daily life. The driving of safety also becomes the problem that people more and more pay close attention to. For this reason, a lot of automobile is installed senior drive assist system (ADAS, AdvanceDriverAssistantSystem), to strengthen the safety driving of user in the process travelled. ADAS utilizes the sensor of all kinds being installed on car, environmental data inside and outside collecting cart, carry out the process in the identification of static state or dynamic object, detecting and the technology such as tracking, it is thus possible to allow driving person discover contingent danger in the fastest time, note to cause and improve security. The sensor that ADAS adopts mainly contains camera, radar, laser and ultrasonic wave etc., light, heat, pressure can be detected or other is for monitoring the variable of vehicle condition, be usually located at that the front and back collision bumper of vehicle, side-view mirror, jociey stick be inner or on windshield glass.
Current technical scheme uses the sensor being installed on this automobile to carry out the collection of data of outside vehicle, and therefore it can provide the scope of safe early warning to be also limited to the range of detector of the sensor being equipped with.
Summary of the invention
The problem that the present invention solves is to provide a kind of drive assist system based on ADAS, to increase the scope of safe early warning, improves driving safety further.
In order to solve the problem, the drive assist system based on ADAS provided by the invention, comprising: human-computer interaction module, safe predictive diagnosis module, vehicle environmental data acquisition module, vehicle environmental data processing module, position module and communication module, wherein,
Described vehicle environmental data acquisition module is connected with each sensor of ADAS, obtains surrounding enviroment data from each sensor of ADAS;
Described vehicle environmental data processing module goes out object and/or the event of this car periphery from surrounding enviroment data identification;
For providing, inter-vehicle communication or network connect described communication module, the object of this car periphery described vehicle environmental processing module obtained and/or event are together with corresponding position information, it is shared with neighbouring vehicle by inter-vehicle communication or internet, and the object of its periphery shared of vehicle and/or event and corresponding position information near obtaining;
Described safe predictive diagnosis module, according to the object of Ben Che and neighbouring vehicle-surroundings and/or event, carries out safety prediction and diagnosis, when exist jeopardize safe object and/or event time, generate safety warning; Described safety warning comprises corresponding positional information;
Described human-computer interaction module is used for presenting described safety warning.
Compared with prior art, such scheme has the following advantages: using the object of this car periphery identified in the environmental data obtained from ADAS and/or event (environmental information of this car) as the information shared with neighbouring vehicle, and utilizes at present the inter-vehicle communication technology that reached its maturity or Internet technology to realize sharing. In this way so that the safety driving supplementary that originally can only be used for this car also can be used in neighbouring vehicle. Thus, the safe early warning service that vehicle drives supplementary acquisition based on safety will no longer be limited to the investigative range of this car sensor. Therefore, increase the scope of safe early warning, also further increase driving safety.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of the present invention based on the drive assist system of ADAS;
Fig. 2 is a kind of Application Example schematic diagram of the present invention based on the drive assist system of ADAS.
Embodiment
In the following description, many details have been set forth to make person of ordinary skill in the field more fully understand the present invention. But, the technician in art is apparent that, the realization of the present invention can not have some in these details. Further, it should be understood that the present invention is not limited to the specific embodiment introduced. On the contrary, it may be considered that implement the present invention by the arbitrary combination of characteristic sum key element below, and no matter whether they relate to different embodiments. Therefore, aspect below, feature, embodiment and advantage use for illustrative purposes only and should not be counted as being key element or the restriction of claim, unless clearly proposed in the claims.
Mentioning as previously, although the vehicle that prior art has installed ADAS can obtain safe early warning, but these environmental datas judged for safe early warning only can be used for this car, and is eventually limited to the range of detector of each sensor of ADAS itself. The present inventor thinks, if the environmental data being originally only used for this car safe early warning can also be used for the safe early warning of other vehicles, just can break through the restriction of the range of detector of sensor itself. Due to reaching its maturity of current inter-vehicle communication technology, this kind of technology can be utilized completely to share to the environmental data realized between certain car and neighbouring vehicle. Or, it is also possible to by the high in the clouds data sharing of internet, realize the environmental data between certain car and neighbouring vehicle and share. Shared by environmental data so that the ADAS sensor of neighbouring vehicle also becomes the sensor of this car induction environment.
Fig. 1 shows a kind of example structure schematic diagram of the present invention based on the drive assist system of ADAS. With reference to, shown in Fig. 1, the drive assist system based on ADAS of the present embodiment, comprising: human-computer interaction module, safe predictive diagnosis module, vehicle environmental data acquisition module, vehicle environmental data processing module, position module and communication module, wherein
Each sensor (there is shown image acquiring sensor and distance measurement sensor, but the present invention is not limited to this) of described vehicle environmental data acquisition module and ADAS is connected, and obtains surrounding enviroment data from each sensor of ADAS;
Described vehicle environmental data processing module goes out object and/or the event of this car periphery from surrounding enviroment data identification;
For providing, inter-vehicle communication or network connect described communication module, the object of this car periphery described vehicle environmental processing module obtained and/or event are together with corresponding position information, it is shared with neighbouring vehicle by inter-vehicle communication or internet, and the object of its periphery shared of vehicle and/or event and corresponding position information near obtaining;
Described safe predictive diagnosis module, according to the object of Ben Che and neighbouring vehicle-surroundings and/or event, carries out safety prediction and diagnosis, when exist jeopardize safe object and/or event time, generate safety warning; Described safety warning comprises corresponding positional information;
Described human-computer interaction module is used for presenting described safety warning.
Share information below for a Ben Che and neighbouring workshop, the process that realizes of drive assist system of the present invention is described further. Shown in composition graphs 1 and Fig. 2, the ADAS installed on this car and neighbouring vehicle, all pass through the environmental data that respective sensor gathers periphery, and by vehicle environmental data acquisition module by vehicle bus (such as CAN, LIN bus, Ethernet bus any one or multiple) or wireless mode obtain these environmental datas. Next, the respective vehicle environmental data processing module of Ben Che and neighbouring vehicle identifies object and/or the event of periphery from environmental data. Here object, event are all the important evidence for follow-up safe early warning. Object can comprise road front obstacle, to this car close in mobile object etc. one or more. Event can comprise the traffic accident in road front, upcoming traffic blocks up, road situation etc. one or more.
This car together with corresponding positional information, can be shared by inter-vehicle communication technology or network to the object that neighbouring vehicle identifies separately and/event. For by inter-vehicle communication technology, the inter-vehicle communication technology used in the present embodiment can application specific short-distance communication (DSRC, DedicatedShortRangeCommunication) technology, such as IEEE802.11p agreement. So, this car will obtain object and/or the event information of neighbouring vehicle-surroundings, and neighbouring vehicle also will obtain object and/or the event information of this car periphery.
After obtaining shared information, no matter for Ben Che or neighbouring vehicle, its foundation carrying out safety prediction and diagnosis, except its data, further comprises the data of neighbouring vehicle, and the scope making safe early warning is significantly increased by this. Will be appreciated that, as long as within the scope of the operating range of inter-vehicle communication, the vehicle sharing information is more many, and the information for safe early warning that every car can obtain is also more abundant. Thus, the vehicle along with shared information is also increased and expand further by the scope of safe early warning.
Ben Che and near the respective safe predictive diagnosis module of vehicle find to exist jeopardize safe object and/or event time, safety warning will be generated, and presented by human-computer interaction module and remind user. Such as, user is reminded by one or more modes such as word, picture, animation, sound, vibrations. And the content about safety warning, it is possible to comprising: Ben Che and neighbouring vehicle-surroundings jeopardize the detailed information of safe object and/or event. Except safety warning, it is also possible to comprising: the safety advised for these objects and/or event drives guide.
Except providing safety warning by human-computer interaction module, vehicle together with one or more vehicle sub-systems, can also be carried out the necessary intervention on backstage by safe predictive diagnosis module, auxiliary to provide further safety to drive. Specifically, safe predictive diagnosis module is connected with one or more vehicle sub-systems by vehicle bus (CAN or LIN or Ethernet), and essence is that the electronically controlled unit (ECU) with vehicle sub-systems is connected. When existence jeopardizes safe object and/or event, described safe predictive diagnosis module also generates the control signal for intervention operation, and is sent to associated vehicle subsystem by vehicle bus so that associated vehicle subsystem performs intervention operation. To adjust the speed of a motor vehicle: such as, transmitted control signal to breaking system by vehicle bus, vehicle is braked based on current vehicle speed. Again such as, transmitted control signal to engine system by vehicle bus, to adjust fuel charge. Except adjustment the speed of a motor vehicle except, it is also possible to by with associated vehicle subsystem coordinate the adjustment carrying out such as travel direction, to realize the functions such as such as Emergency avoidance.
The application scene of the present invention is described further below by way of two methods example.
Example 1: monitor safely for track
Assume that the fast of this front side 1 km has vehicle to cast anchor, occupy fast. Then, this car shares this information of acquisition according to front vehicles by the information of inter-vehicle communication. And after the safe predictive diagnosis module of this car carries out according to this information diagnosing and predict, it is provided that safety warning. The content of safety warning can be: front fast vehicle casts anchor, and please adjusts traveling lane in time. Thus, remind officer to evade potential safety hazard in advance.
Example 2: dangerous objects identification
When assuming heavy rain weather, this front side 50 meters of have that vehicle is out of control to break away, and cause traffic accident. Then, this car shares this information of acquisition according to front vehicles by the information of inter-vehicle communication. And after the safe predictive diagnosis module of this car carries out according to this information diagnosing and predict, it is provided that safety warning. The content of safety warning can be: heavy rain weather, please slow down and go slowly. Even, it is also possible to provide intervention operation, such as transmit control signal, to vehicle braking, to make vehicle be forced to slow down, but the size of damping force rationally should be arranged based on present speed, to ensure safety to breaking system.
Although the present invention discloses as above with better embodiment, but the present invention is not defined in this. Any those skilled in the art, the various change done without departing from the spirit and scope of the present invention and amendment, all should include in protection scope of the present invention, and therefore protection scope of the present invention should be as the criterion with claim limited range.
Claims (9)
1. the drive assist system based on ADAS, it is characterised in that, comprising: human-computer interaction module, safe predictive diagnosis module, vehicle environmental data acquisition module, vehicle environmental data processing module, position module and communication module, wherein,
Described vehicle environmental data acquisition module is connected with each sensor of ADAS, obtains surrounding enviroment data from each sensor of ADAS;
Described vehicle environmental data processing module goes out object and/or the event of this car periphery from surrounding enviroment data identification;
Described position module is for providing the positional information of this car;
For providing, inter-vehicle communication or network connect described communication module, the object of this car periphery described vehicle environmental processing module obtained and/or event are together with corresponding position information, it is shared with neighbouring vehicle by inter-vehicle communication or internet, and the object of its periphery shared of vehicle and/or event and corresponding position information near obtaining;
Described safe predictive diagnosis module, according to the object of Ben Che and neighbouring vehicle-surroundings and/or event, carries out safety prediction and diagnosis, when exist jeopardize safe object and/or event time, generate safety warning; Described safety warning comprises corresponding positional information;
Described human-computer interaction module is used for presenting described safety warning.
2. as claimed in claim 1 based on the drive assist system of ADAS, it is characterised in that, each sensor of ADAS, comprise following any one or multiple: image acquiring sensor, distance measurement sensor.
3. as claimed in claim 1 based on the drive assist system of ADAS, it is characterised in that, the object of this car periphery, comprise following any one or multiple: the obstacle in road front, to this car close in mobile object.
4. as claimed in claim 1 based on the drive assist system of ADAS, it is characterised in that, the event of this car periphery, comprise following any one or multiple: traffic accident, the upcoming traffic in road front block up/track takies, road situation.
5. as claimed in claim 1 based on the drive assist system of ADAS, it is characterised in that, described safe predictive diagnosis module is connected with one or more vehicle sub-systems by vehicle bus; When existence jeopardizes safe object and/or event, described safe predictive diagnosis module also generates the control signal for intervention operation, and is sent to associated vehicle subsystem by vehicle bus so that associated vehicle subsystem performs intervention operation.
6. as claimed in claim 5 based on the drive assist system of ADAS, it is characterised in that, described intervention operation comprise following any one or multiple: speed of a motor vehicle adjustment, the adjustment of vehicle movement direction.
7. as claimed in claim 5 based on the drive assist system of ADAS, it is characterised in that, described vehicle bus comprise following any one or multiple: CAN, LIN bus, Ethernet bus.
8. as claimed in claim 1 based on the drive assist system of ADAS, it is characterised in that, described safety warning comprises: Ben Che and neighbouring vehicle-surroundings jeopardize the detailed information of safe object and/or event.
9. as claimed in claim 1 based on the drive assist system of ADAS, it is characterised in that, also comprise: present relevant safety by human-computer interaction module and drive guide.
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| CN201511010294.7A CN105620490A (en) | 2015-12-29 | 2015-12-29 | ADAS (Advance Driver Assistant System)-based driving assistant system |
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| CN201511010294.7A CN105620490A (en) | 2015-12-29 | 2015-12-29 | ADAS (Advance Driver Assistant System)-based driving assistant system |
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| CN109781129A (en) * | 2019-01-28 | 2019-05-21 | 重庆邮电大学 | A kind of road surface safety detection system and method based on inter-vehicular communication |
| US11142214B2 (en) | 2019-08-06 | 2021-10-12 | Bendix Commercial Vehicle Systems Llc | System, controller and method for maintaining an advanced driver assistance system as active |
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