CN107672599B - Radar system control method and device and automobile - Google Patents
Radar system control method and device and automobile Download PDFInfo
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- CN107672599B CN107672599B CN201710794925.1A CN201710794925A CN107672599B CN 107672599 B CN107672599 B CN 107672599B CN 201710794925 A CN201710794925 A CN 201710794925A CN 107672599 B CN107672599 B CN 107672599B
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- radar
- vehicle
- angle information
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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
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
- B60W40/04—Traffic conditions
-
- 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
-
- 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
- B60W2050/146—Display means
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention provides a radar system control method, a control device and an automobile, wherein the radar system control method comprises the following steps: acquiring road condition information detected by a radar; obtaining the approaching angle information when the vehicle passes according to the road condition information detected by the radar; and generating a control signal according to the approaching angle information, and outputting the control signal to a display screen. According to the radar system control method and device and the automobile, when the automobile meets complex road conditions in driving through the radar, the whole automobile controller and the display screen by using the radar system control method, safety measures can be taken in time to avoid vehicle damage and even safety accidents.
Description
Technical Field
The invention relates to the field of automobiles, in particular to a radar system control method, a radar system control device and an automobile.
Background
With the change of automobile technology, the living standard of people is gradually improved, the requirement on qi is higher and higher, and safety and convenience become the requirements of modern people. In the driving process, very complicated road conditions can be met, and whether the current road conditions are suitable for vehicles to pass through needs to be judged by a driver according to own experience. When the driver does not have enough experience to judge, improper measures can be taken, so that the vehicle is damaged, the service life of the vehicle is shortened, and even safety accidents occur.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide a control method and a control device for a radar system, and an automobile, so as to enable the automobile to judge according to a current road condition, prompt a driver, and reduce damage to automobile components caused by misjudgment, thereby affecting a normal service life of the automobile or causing a safety accident.
In order to solve the above technical problem, an embodiment of the present invention provides a control method and a control device for a radar system, and an automobile, where the control method for the radar system includes:
acquiring road condition information detected by a radar;
according to the road condition information detected by the radar, obtaining the approaching angle information when the vehicle passes;
and generating a control signal according to the approaching angle information, and outputting the control signal to a display screen.
Wherein, obtaining the road condition information detected by the radar comprises: traffic information in front of the vehicle and/or traffic information behind the vehicle.
The step of obtaining the approaching angle information when the vehicle passes through according to the road condition information detected by the radar comprises the following steps:
and obtaining the approaching angle information when the vehicle passes through by a first preset algorithm according to the road condition information in front of the vehicle and/or the road condition information behind the vehicle.
Wherein, according to the angle of approach information, produce control signal, and export the step including to the display screen:
comparing the approaching angle information when the vehicle passes with preset approaching angle information to obtain a comparison result;
and generating a control signal according to the comparison result and outputting the control signal to a display screen.
Wherein, the step of generating a control signal according to the comparison result and outputting the control signal to the display screen comprises:
if the approach angle information is larger than or equal to the preset approach angle information, generating a first display signal and an alarm signal, and outputting the first display signal and the alarm signal to a display screen;
and if the approach angle information is smaller than the preset approach angle information, generating a second display signal and outputting the second display signal to the display screen.
Wherein the approach angle information includes: approach angle and/or departure angle.
A radar system control device is applied to a vehicle control unit and comprises:
the first acquisition module is used for acquiring road condition information detected by a radar;
the first operation module is used for obtaining the approaching angle information when the vehicle passes according to the road condition information detected by the radar;
and the first control module is used for generating a control signal according to the approaching angle information and outputting the control signal to the display screen.
Wherein, the first control module includes:
the second operation module is used for comparing the proximity angle information with preset proximity angle information to obtain a comparison result;
and the first judgment and output module is used for generating a control signal according to the comparison result and outputting the control signal to the display screen.
An automobile, comprising: the vehicle control unit is the radar system control device.
Wherein, the car still includes:
the radar system comprises a display screen and a plurality of radars mounted on a vehicle body;
the radar devices are connected with the vehicle control unit through lines;
and the vehicle control unit is connected with the display screen through a line.
Wherein, the radar includes:
the radar detector comprises a radar body and a radar detector head arranged on the radar body;
the radar body is provided with a first mounting point, a second mounting point, a third mounting point and a wiring harness connector;
the radar detection head is connected with the circuit through a wire harness connector;
the radar body is fixedly connected with the vehicle body through the first mounting point, the second mounting point and the third mounting point.
Wherein, the radar body passes through first mounting point, second mounting point and third mounting point and the front bumper or the rear bumper joint of automobile body are fixed.
Eight radars are arranged, wherein four radars are fixedly arranged on the front bumper; four radars are fixedly mounted on the rear bumper.
Compared with the prior art, the control method, the control device and the automobile of the radar system provided by the embodiment of the invention at least have the following beneficial effects:
the control method, the control device and the automobile of the radar system can detect the approaching angle and/or the departing angle of the road condition in the advancing direction through the radar arranged on the front bumper and the rear bumper of the automobile body and compare the approaching angle and/or the departing angle with the preset calibrated value, so that whether the road condition in front is suitable for passing is judged, and the road condition is fed back to a driver through the display screen for prompting, thereby avoiding the occurrence of vehicle damage and other conditions caused by insufficient experience of the driver in complicated road conditions.
Drawings
FIG. 1 is a schematic structural diagram of a control method of a radar system according to the present invention;
FIG. 2 is a second schematic structural diagram of a control method of the radar system according to the present invention;
FIG. 3 is a schematic structural diagram of a control device of the radar system of the present invention;
FIG. 4 is a second schematic structural diagram of a control device of the radar system of the present invention;
FIG. 5 is a schematic view of an installation location of the radar system of the present invention;
FIG. 6 is a schematic diagram of a radar according to the present invention;
fig. 7 is a second schematic structural diagram of the radar of the present invention.
[ description of reference ]
1. A vehicle control unit; 2. a display screen; 3. a radar; 31. a radar probe;
32. a first mounting point; 33. a second mounting point; 34. a third mounting point; 35. a harness connector;
4. a front bumper; 5. a rear bumper.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help the full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Referring to fig. 1, an embodiment of the present invention provides a control method of a radar system, including:
102, obtaining the approaching angle information when the vehicle passes according to the road condition information detected by the radar;
and 103, generating a control signal according to the approaching angle information, and outputting the control signal to a display screen.
According to the control method of the radar system, the road condition information is obtained through the radar, the approaching angle information when the vehicle passes is obtained through analysis according to the obtained road condition information, whether the vehicle can safely pass is judged according to the approaching angle information, the corresponding control signal is generated and output to the display screen, and therefore a driver is prompted whether the vehicle can safely pass, and the driver can take safety measures. The problem that a driver is damaged due to insufficient experience in a complex road condition is simply and conveniently solved, and safety accidents are prevented.
Preferably, the acquiring the road condition information detected by the radar includes: traffic information in front of the vehicle and/or traffic information behind the vehicle.
The control method of the radar system provided by the invention can obtain the road condition information in front of the vehicle and/or the road condition information behind the vehicle so as to judge whether the front and/or the rear of the vehicle can safely pass, so that a driver can drive by adopting safer and more reasonable measures.
Preferably, the step of obtaining the approaching angle information when the vehicle passes through according to the road condition information detected by the radar comprises:
and obtaining the approaching angle information when the vehicle passes through by a first preset algorithm according to the road condition information in front of the vehicle and/or the road condition information behind the vehicle.
The control method of the radar system provided by the invention can obtain the angle information when the vehicle passes through according to the road condition information in front of the vehicle and/or the road condition information behind the vehicle through the algorithm preset in the system, so that a driver can accurately judge the effective safety range of the vehicle, and the damage of the vehicle and even the occurrence of safety accidents caused by taking improper measures due to insufficient experience are avoided.
Referring to fig. 2, the step of generating a control signal according to the proximity angle information and outputting the control signal to the display screen includes:
and 202, generating a control signal according to the comparison result, and outputting the control signal to a display screen.
Specifically, the step of generating a control signal according to the comparison result and outputting the control signal to the display screen includes:
if the approach angle information is larger than or equal to the preset approach angle information, generating a first display signal and an alarm signal, and outputting the first display signal and the alarm signal to a display screen;
and if the approach angle information is smaller than the preset approach angle information, generating a second display signal and outputting the second display signal to the display screen.
The control method of the radar system provided by the invention compares the information of the approach angle when the vehicle passes with the preset information of the approach angle, thereby obtaining the information whether the vehicle can pass safely, and generating a control signal and/or an alarm signal to be sent to a display screen, so that a driver can accurately judge whether the vehicle can pass; when the vehicle can not safely pass through, the alarm signal can control the display screen to make a sound to remind a driver of paying attention to safety, and measures are taken in time to avoid damage to the vehicle and even safety accidents.
Specifically, the approach angle information includes: approach angle and/or departure angle. The invention judges whether the front end and/or the rear end of the vehicle can safely pass through the projection in the vehicle driving direction through the calculated approach angle and/or departure angle.
Referring to fig. 3, an embodiment of the present invention provides a radar system control device, which is applied to a vehicle control unit, and includes:
the first acquisition module is used for acquiring road condition information detected by a radar;
the first operation module is used for obtaining the approaching angle information when the vehicle passes according to the road condition information detected by the radar;
and the first control module is used for generating a control signal according to the approaching angle information and outputting the control signal to the display screen.
Referring to fig. 4, the first control module includes:
the second operation module is used for comparing the proximity angle information with preset proximity angle information to obtain a comparison result;
and the first judgment and output module is used for generating a control signal according to the comparison result and outputting the control signal to the display screen.
The radar system control device provided by the invention has the advantages that the control method of the radar system can be smoothly implemented through mutual cooperation of the modules, so that road condition information detected by the radar is converted into prompt information and/or alarm signals in the display screen, a driver is reminded of paying attention to the road condition, corresponding safety measures are taken, and the damage to vehicles and/or personnel is avoided.
Referring to fig. 5 to 7, the present invention also provides an automobile including: the vehicle control unit 1 is the radar system control device described above, and the vehicle control unit 1 is a vehicle control unit.
Specifically, the automobile further includes:
a display screen 2 and a plurality of radars 3 mounted on the vehicle body;
specifically, a plurality of radars 3 are connected with the vehicle control unit 1 through a line;
the vehicle control unit 1 is connected with the display screen 2 through a line.
The line connection can realize the signal transmission between the plurality of radars 3 arranged on the vehicle body and the vehicle control unit 1, and between the vehicle control unit 1 and the display screen 2, and provides a material basis for the radar system control method.
Preferably, the radar 3 comprises:
a radar 3 body and a radar probe 31 mounted on the radar 3 body;
specifically, a first mounting point 32, a second mounting point 33, a third mounting point 34 and a wiring harness connector 35 are arranged on the radar 3 body;
the radar probe 31 is connected with the line through a beam connecting plug-in unit 35;
the radar 3 body is fixedly connected with the vehicle body through a first mounting point 32, a second mounting point 33 and a third mounting point 34.
The radar probe 31 on the radar 3 is used for detecting road conditions in front of and/or behind the vehicle and is connected with the line through the wiring harness plug-in unit 35, so that detected information is transmitted to the vehicle controller 1 for processing; the arrangement of the wiring harness connector 35 can facilitate the connection of the radar 3 and the line, simplify the line connection and reduce the time for the line connection; first mounting point 32, second mounting point 33 and third mounting point 34 are used for being connected of radar 3 and automobile body, make things convenient for installer pinpoint and installation, save installation time, improve production efficiency.
Preferably, the body of the radar 3 is snap-fixed to the front bumper 4 or the rear bumper 5 of the vehicle body by the first mounting point 32, the second mounting point 33, and the third mounting point 34. The mode of clamping and fixing is adopted, the connection of the radar 3 and the vehicle body can be facilitated, the assembly time and the labor intensity of assembly are reduced, and the production efficiency is improved.
Preferably, eight radars 3 are provided, wherein four radars 3 are fixedly mounted on the front bumper 4; four radars 3 are fixedly mounted on the rear bumper 5. The front bumper 4 is located the forefront of vehicle, can make radar 3 obtain the most comprehensive road conditions information in the place ahead earliest when the vehicle advances with four radar 3 fixed mounting on front bumper 4, and the same way, rear bumper 5 is located the rearmost of vehicle, can make radar 3 obtain the most comprehensive road conditions information in the place ahead earliest when the vehicle is reversing with four radar 3 fixed mounting on rear bumper 5, reserve the driver and accept the suggestion in the sufficient time, and take corresponding, safe measure, prevent that the driver from leading to the vehicle damage because of the operation untimely, even the emergence of incident.
According to the radar system control method, the radar system control device and the automobile, the radar 3, the vehicle control unit 1 and the display screen 2 enable the automobile to meet complex road conditions during driving, and safety measures can be taken timely to avoid vehicle damage and even safety accidents.
Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A radar system control method, comprising:
acquiring road condition information detected by a radar;
obtaining the approaching angle information when the vehicle passes according to the road condition information detected by the radar;
generating a control signal according to the approaching angle information, and outputting the control signal to a display screen;
the approach angle information includes: approach and/or departure angles;
the acquiring of the road condition information detected by the radar comprises the following steps: road condition information in front of the vehicle and/or road condition information behind the vehicle;
the step of obtaining the approaching angle information when the vehicle passes through according to the road condition information detected by the radar comprises the following steps:
obtaining the approaching angle information when the vehicle passes through by a first preset algorithm according to the road condition information in front of the vehicle and/or the road condition information behind the vehicle;
the step of generating a control signal according to the approach angle information and outputting the control signal to a display screen comprises the following steps:
comparing the approaching angle information when the vehicle passes with preset approaching angle information to obtain a comparison result;
the step of generating a control signal according to the approach angle information and outputting the control signal to the display screen further comprises:
generating a control signal according to the comparison result and outputting the control signal to a display screen;
the step of generating a control signal according to the comparison result and outputting the control signal to a display screen comprises the following steps:
if the approach angle information is larger than or equal to the preset approach angle information, generating a first display signal and an alarm signal, and outputting the first display signal and the alarm signal to a display screen;
and if the approach angle information is smaller than the preset approach angle information, generating a second display signal and outputting the second display signal to a display screen.
2. A radar system control device is applied to a vehicle control unit and is characterized by comprising:
the first acquisition module is used for acquiring road condition information detected by a radar;
the first operation module is used for obtaining the approaching angle information when the vehicle passes according to the road condition information detected by the radar;
the first control module is used for generating a control signal according to the approaching angle information and outputting the control signal to a display screen;
the first control module includes:
the second operation module is used for comparing the proximity angle information with preset proximity angle information to obtain a comparison result;
the first control module further comprises:
and the first judgment and output module is used for generating a control signal according to the comparison result and outputting the control signal to a display screen.
3. An automobile, comprising: a vehicle control unit, which is the radar system control device according to claim 2.
4. The automobile of claim 3, further comprising:
a display screen (2) and a plurality of radars (3) mounted on the vehicle body;
wherein the plurality of radars (3) are connected with the vehicle control unit (1) through a line;
the vehicle control unit (1) is connected with the display screen (2) through a line.
5. The car according to claim 4, characterized in that the radar (3) comprises:
the radar device comprises a radar (3) body and a radar probe (31) arranged on the radar (3) body;
the radar (3) body is provided with a first mounting point (32), a second mounting point (33), a third mounting point (34) and a wiring harness connector (35);
the radar detection head (31) is connected with a circuit through the wiring harness connector (35);
the radar (3) body is fixedly connected with a vehicle body through the first mounting point (32), the second mounting point (33) and the third mounting point (34).
6. The automobile according to claim 5, characterized in that the radar (3) body is snap-fixed with the front (4) or rear (5) bumper of the body by means of the first (32), second (33) and third (34) mounting points.
7. The motor vehicle according to claim 6, characterized in that eight radars (3) are provided, four of said radars (3) being fixedly mounted on said front bumper (4); the four radars (3) are fixedly arranged on the rear bumper (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710794925.1A CN107672599B (en) | 2017-09-06 | 2017-09-06 | Radar system control method and device and automobile |
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| CN201710794925.1A CN107672599B (en) | 2017-09-06 | 2017-09-06 | Radar system control method and device and automobile |
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| CN107672599A CN107672599A (en) | 2018-02-09 |
| CN107672599B true CN107672599B (en) | 2020-09-22 |
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| CN108919842A (en) * | 2018-05-21 | 2018-11-30 | 武汉理工大学 | A kind of automatic driving vehicle radar site control device and method |
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| CN106891890A (en) * | 2017-04-12 | 2017-06-27 | 吉林大学 | A kind of automobile active collision-avoidance system |
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| CN103935364B (en) * | 2014-05-08 | 2016-07-06 | 吉林大学 | Automobile actively anti-collision early warning system based on millimetre-wave radar |
| WO2015177581A1 (en) * | 2014-05-19 | 2015-11-26 | Umm Al-Qura University | Method and system for vehicle to sense roadblock |
| KR20160023193A (en) * | 2014-08-21 | 2016-03-03 | 현대자동차주식회사 | Method and Apparatus of Predicting Collision Emergency for Omnidirectional Application in Emergency Brake System |
| JP6270746B2 (en) * | 2015-01-06 | 2018-01-31 | オムロンオートモーティブエレクトロニクス株式会社 | Object detection device and vehicle collision prevention control device |
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| CN206171447U (en) * | 2016-11-14 | 2017-05-17 | 重庆锐速科技有限公司 | Discernment of vehicle driving environment and early warning anticollision initiative safety coefficient |
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| CN105691390A (en) * | 2016-02-04 | 2016-06-22 | 长安大学 | Early warning device and early warning method for vehicles |
| CN106891890A (en) * | 2017-04-12 | 2017-06-27 | 吉林大学 | A kind of automobile active collision-avoidance system |
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