CN112659896A - System and method for displaying backing-up auxiliary information in automobile backup and automobile - Google Patents
System and method for displaying backing-up auxiliary information in automobile backup and automobile Download PDFInfo
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- CN112659896A CN112659896A CN202110123157.3A CN202110123157A CN112659896A CN 112659896 A CN112659896 A CN 112659896A CN 202110123157 A CN202110123157 A CN 202110123157A CN 112659896 A CN112659896 A CN 112659896A
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Abstract
The invention provides a system and a method for displaying backing-up auxiliary information in a backup way of an automobile and the automobile; the system comprises an entertainment system module, a reversing auxiliary control module, an instrument module, a radar probe and a camera; the reversing auxiliary control module transmits the video signal to the entertainment system module through the LVDS signal; the backing auxiliary control module transmits radar detection signals to the entertainment system module and the instrument module through CAN signals; the entertainment system module is used for processing the reversing auxiliary signal and displaying the reversing auxiliary signal on the display screen according to the HMI definition; the entertainment system module sends first state information to the instrument module through the CAN signal; the instrument module receives the first state information, but does not process the first state information and does not display the first state information; the technical scheme provided by the invention improves the driving safety by adding backup display of the backing auxiliary information; the implementation of the scheme does not involve hardware change, and the implementation can be realized only by software optimization, so that the cost is low and the period is short; the reverse backup display function may be designed and defined.
Description
Technical Field
The invention belongs to the technical field of backup display of backing auxiliary information of automobiles, and particularly relates to a system and a method for backing auxiliary information display of an automobile in a backup manner, and an automobile.
Background
The existing car backing radar, backing image, AVM and the like are more and more configured on the car, so that the convenience and the safety of backing the car by a user are greatly improved. The information image display of the configuration is generally displayed in a display screen of a central control entertainment system, but if the display of the entertainment system fails or is damaged, the relevant information or influence during reversing cannot be acquired, and certain potential safety hazards exist in the state for part of drivers, especially for novice drivers.
Based on the technical problems in the arrangement of the reversing radar, the reversing image, the AVM and the like of the automobile, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
Disclosure of Invention
The invention aims to provide a system and a method for displaying backing-up auxiliary information in an automobile backup and an automobile aiming at solving the problem of potential safety hazards caused by configuration failures of backing-up radar, backing-up images, AVM and the like of the existing automobile.
The invention provides a system for displaying backing auxiliary information in an automobile backup, which comprises an entertainment system module, a backing auxiliary control module, an instrument module, a radar probe and a camera, wherein the entertainment system module is connected with the backing auxiliary control module; the radar probe and the camera are respectively and electrically connected with the reversing auxiliary control module; the backing auxiliary control module is electrically connected with the entertainment system module; the reversing auxiliary control module is also electrically connected with the instrument module; the reversing auxiliary control module transmits the video signal to the entertainment system module through the LVDS signal; the backing auxiliary control module transmits radar detection signals to the entertainment system module and the instrument module through CAN signals; the entertainment system module is used for processing the reversing auxiliary signal and displaying the reversing auxiliary signal on the display screen according to the HMI definition; the entertainment system module also sends first state information to the instrument module through a CAN signal; the instrument module comprises an instrument display screen; the instrument module synchronously receives the first state information through the CAN, but does not process the first state information and does not display the first state information.
Further, when the entertainment system module has a defined fault or working condition, the entertainment system module sends second state information to the instrument module through the can signal; after the instrument module receives the second state information, processing a signal sent by the reversing auxiliary control module through the CAN, and displaying reversing auxiliary information or defining a sound prompt of the instrument on an instrument display screen according to HMI definition; the reversing aid information does not contain video image information.
Further, the entertainment system module having a defined fault or condition includes: the entertainment system is not started, power is off, SOC faults cannot be started or the display screen is blank.
Further, a display control right signal between the entertainment system module and the instrument module is defined as display _ sts; when the entertainment system module is normally operated, the first state information is defined as display _ sts = 1; when the entertainment system module is not normally operated or not operated, the second state information is defined as display _ sts = 0.
Further, the instrument display screen is a dot matrix screen, and the dot matrix screen defines a backup display direction and distance; or the instrument display screen is a full liquid crystal instrument which is synchronously backed up according to the display content on the entertainment system module, but does not include video image information.
Correspondingly, the invention also provides a method for displaying the backing-up auxiliary information by the automobile backup, which can be applied to the system; the method comprises the following steps:
s1: the entertainment system module judges whether the display is normal or not;
s2: when the entertainment system module displays normal, the entertainment system module sends a status signal display _ sts =1 to the instrument module; when the entertainment system module is abnormal in display, the entertainment system module sends a status signal display _ sts =0 to the instrument module;
s3: the reverse auxiliary control module judges whether the automobile is in an R gear or not;
s4: when the entertainment system module displays normal and the automobile is in the R gear, the entertainment system module displays the backing auxiliary information; when the entertainment system module displays abnormal and the automobile is in the R gear, the instrument displays the auxiliary information for backing.
Further, when a defined fault or working condition occurs to the entertainment system module, the entertainment system module sends a status signal display _ sts =0 to the meter module through the can signal; after the instrument module receives the status signal display _ sts =0, processing a signal sent by the reversing auxiliary control module through the CAN, and displaying reversing auxiliary information or defining a sound prompt of the instrument on an instrument display screen according to HMI definition; the reversing aid information does not contain video image information.
Further, the entertainment system module displaying the abnormality includes: the entertainment system is not started, power is off, SOC faults cannot be started or the display screen is blank.
Further, when the instrument display screen is a dot matrix screen, the dot matrix screen defines a backup display direction and distance; or when the instrument display screen is a full liquid crystal instrument, the full liquid crystal instrument is synchronously backed up according to the display content on the entertainment system module, but does not include video image information.
Correspondingly, the invention also provides an automobile, which comprises the system for displaying the backing-up auxiliary information in the automobile backup; or, the method for displaying the backing-up auxiliary information by the automobile backup comprises the steps.
The technical scheme provided by the invention is based on the framework of the existing vehicle model and the hardware platform extension development, does not relate to the change of hardware, and can be realized and implemented only through software optimization; the optimization cost is low, and the period is shortened; meanwhile, a reverse backup display function can be designed and defined; the driving safety is improved by adding backup display of the backing auxiliary information.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The invention will be further explained with reference to the drawings, in which:
FIG. 1 is a schematic diagram of a system for displaying backup auxiliary information in a backup system of a vehicle according to the present invention;
fig. 2 is a flowchart of a method for displaying backup auxiliary information in an automobile backup system according to the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1, the present invention provides a system for displaying backup auxiliary information in a backup system of an automobile, which can be applied to an automobile; the system specifically comprises an entertainment system module, a reversing auxiliary control module, an instrument module, a radar probe and a camera; the radar probe and the camera are respectively and electrically connected with the reversing auxiliary control module; the backing auxiliary control module is electrically connected with the entertainment system module; the reversing auxiliary control module is also electrically connected with the instrument module; the reversing auxiliary control module transmits a video signal to the entertainment system module through an LVDS (Low Voltage Differential Signaling); the backing auxiliary control module transmits radar detection signals to the entertainment system module and the instrument module through CAN signals; specifically, the radar detection signal includes a range-azimuth signal and the like; the entertainment system module is used for processing the reversing auxiliary signal and displaying the reversing auxiliary signal on the display screen according to the HMI definition; the entertainment system module also sends first state information to the instrument module through a CAN signal; the instrument module synchronously receives the first state information through the CAN, but does not process the first state information and does not display the first state information; furthermore, the instrument module comprises an instrument display screen, and the instrument display screen can play a role in supplementing when the display screen of the entertainment system module breaks down; the system for displaying the backing-up auxiliary information in the automobile backup is mainly used for displaying relevant information by using a display screen of a backup instrument when a display screen (such as a sound entertainment display screen) of the backing-up auxiliary information fails and cannot normally display the information; in the scheme, the method can be expanded and developed on the framework and the hardware platform of the existing vehicle type, hardware change is not involved, and the method can be realized only by software optimization, so that the optimization cost is low, and the period is shortened; according to the scheme provided by the invention, backup display of the backing auxiliary information is added, and the driving safety is improved.
Preferably, in combination with the above scheme, as shown in fig. 1, the invention provides a system for displaying backup auxiliary information of an automobile, wherein when a defined fault or working condition occurs in an entertainment system module, the entertainment system module sends second state information to an instrument module through a can signal; after the instrument module receives the second state information, the instrument module starts to process signals sent by the reversing auxiliary control module through the CAN, and the reversing auxiliary information is displayed on the instrument display screen according to HMI definition or the sound prompt of the instrument is defined; further, the backing assistance information does not contain video image information.
Preferably, in combination with the above solution, as shown in fig. 1, the fault or condition of the entertainment system module includes: the entertainment system is not started, power is off, SOC faults cannot be started, or a display screen is blank, and the like.
Preferably, in combination with the above solution, as shown in fig. 1, the display control right signal between the entertainment system module and the meter module is defined as display _ sts; when the entertainment system module works normally, the first state information is defined as display _ sts =1, namely the first state information is set to be 1 and then sent out when the entertainment system module works normally; when the entertainment system module does not work normally or does not work, the second state information is defined as display _ sts =0, namely when the power is off or not on, the instrument receives the default value 0 of the position signal, and when the instrument fails, the entertainment system module sets the position signal to 0 and then sends the position signal.
Preferably, in combination with the above scheme, as shown in fig. 1, the instrument display screen is a dot matrix screen, and the dot matrix screen defines a backup display direction and distance; furthermore, the instrument display screen is a full liquid crystal instrument which is synchronously backed up according to the display content on the entertainment system module, but does not include video image information.
Correspondingly, in combination with the above solutions, as shown in fig. 1 and fig. 2, the present invention further provides a method for displaying backup auxiliary information in an automobile, which can be applied to the above system; the method comprises the following steps:
s1: the entertainment system module judges whether the display is normal or not;
s2: when the entertainment system module displays normal, the entertainment system module sends a status signal display _ sts =1 to the instrument module; when the entertainment system module is abnormal in display, the entertainment system module sends a status signal display _ sts =0 to the instrument module;
s3: the reverse auxiliary control module judges whether the automobile is in an R gear or not;
s4: when the entertainment system module displays normal and the automobile is in the R gear, the entertainment system module displays the backing auxiliary information; when the entertainment system module displays abnormal and the automobile is in the R gear, the instrument displays the auxiliary information for backing.
Specifically, the steps S1 to S4 do not have an absolute sequence, and the implementation process may be arranged according to actual needs.
Preferably, with reference to the above solutions, as shown in fig. 1 to 2, the present invention further provides a method for displaying backup auxiliary information in an automobile, wherein when a defined fault or condition occurs in an entertainment system module, the entertainment system module sends a status signal display _ sts =0 to an instrument module through a can signal; after the instrument module receives the status signal display _ sts =0, processing a signal sent by the reversing auxiliary control module through the CAN, and displaying reversing auxiliary information or defining a sound prompt of the instrument on an instrument display screen according to HMI definition; further, the backing assistance information does not contain video image information.
Preferably, in combination with the above scheme, as shown in fig. 1 to 2, the present invention further provides a method for displaying backup auxiliary information in an automobile; the entertainment system module displaying the abnormality includes: the entertainment system is not started, power is off, SOC faults cannot be started, or a display screen is blank, and the like.
Preferably, in combination with the above scheme, as shown in fig. 1 to 2, the present invention further provides a method for displaying backup auxiliary information in an automobile backup, wherein when the instrument display screen is a dot matrix screen, the dot matrix screen defines a backup display position and distance; or when the instrument display screen is a full liquid crystal instrument, the full liquid crystal instrument is synchronously backed up according to the display content on the entertainment system module, but does not include video image information.
Correspondingly, in combination with the above solutions, as shown in fig. 1 and fig. 2, the present invention further provides an automobile, including the above system for backing up and displaying backing-up auxiliary information; or, the method for displaying the backing-up auxiliary information by the automobile backup comprises the steps.
The technical scheme provided by the invention is based on the framework of the existing vehicle model and the hardware platform extension development, does not relate to the change of hardware, and can be realized and implemented only through software optimization; the optimization cost is low, and the period is shortened; meanwhile, a reverse backup display function can be designed and defined; the driving safety is improved by adding backup display of the backing auxiliary information.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the invention. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (10)
1. A system for displaying backing auxiliary information of an automobile backup is characterized by comprising an entertainment system module, a backing auxiliary control module, an instrument module, a radar probe and a camera; the radar probe and the camera are respectively and electrically connected with the reversing auxiliary control module; the backing auxiliary control module is electrically connected with the entertainment system module; the reversing auxiliary control module is also electrically connected with the instrument module;
the reversing auxiliary control module transmits a video signal to the entertainment system module through an LVDS signal;
the reversing auxiliary control module transmits radar detection signals to the entertainment system module and the instrument module through CAN signals;
the entertainment system module is used for processing the reversing auxiliary signal and displaying the reversing auxiliary signal on the display screen according to the HMI definition;
the entertainment system module also sends first state information to the instrument module through a CAN signal;
the instrument module comprises an instrument display screen; the instrument module synchronously receives the first state information through the CAN, but does not process the first state information and does not display the first state information.
2. The system for displaying backup auxiliary information for an automobile according to claim 1, wherein when a defined fault or condition occurs in the entertainment system module, the entertainment system module sends second status information to the meter module via can signal; after receiving the second state information, the instrument module starts to process a signal sent by the reversing auxiliary control module through the CAN, and displays reversing auxiliary information or defines a sound prompt of the instrument on the instrument display screen according to HMI definition; the reversing aid information does not contain video image information.
3. The system for displaying backup assistance information in an automobile according to claim 2, wherein the entertainment system module having a defined malfunction or condition comprises: the entertainment system is not started, power is off, SOC faults cannot be started or the display screen is blank.
4. The system for displaying backup auxiliary information for automobile backing according to claim 2, wherein the display control right signal between the entertainment system module and the meter module is defined as display _ sts; when the entertainment system module is working normally, the first state information is defined as display _ sts = 1; when the entertainment system module is not normally operated or not operated, the second state information is defined as display _ sts = 0.
5. The system for backup display of backup auxiliary information for an automobile of claim 1, wherein the instrument display screen is a dot matrix screen, the dot matrix screen defining backup display orientation and distance; or the instrument display screen is a full liquid crystal instrument which is synchronously backed up according to the display content on the entertainment system module, but does not include video image information.
6. A method for displaying backing-up auxiliary information in a backup of a vehicle, which can be applied to the system of any one of the preceding claims 1 to 5; characterized in that the method comprises the following steps:
s1: the entertainment system module judges whether the display is normal or not;
s2: when the entertainment system module displays normal, the entertainment system module sends a status signal display _ sts =1 to the instrument module; when the entertainment system module is abnormally displayed, the entertainment system module sends a status signal display _ sts =0 to the instrument module;
s3: the reverse auxiliary control module judges whether the automobile is in an R gear or not;
s4: when the entertainment system module displays normal and the automobile is in the R gear, the entertainment system module displays the auxiliary information for backing; when the entertainment system module displays abnormal conditions and the automobile is in the R gear, the instrument displays the auxiliary information for backing.
7. The method for displaying backup auxiliary information for automobile backup according to claim 6, wherein when the entertainment system module has a defined fault or condition, the entertainment system module sends a status signal display _ sts =0 to the meter module by can signal; after the instrument module receives a state signal display _ sts =0, processing a signal sent by the reversing auxiliary control module through the CAN, and displaying reversing auxiliary information or defining a sound prompt of the instrument on an instrument display screen according to HMI definition; the reversing aid information does not contain video image information.
8. The method for backup displaying backup assistance information in a vehicle of claim 6, wherein said entertainment system module displaying an abnormality comprises: the entertainment system is not started, power is off, SOC faults cannot be started or the display screen is blank.
9. The method for displaying backup auxiliary information for automobile according to claim 7, wherein when the instrument display screen is a dot matrix screen, the dot matrix screen defines backup display orientation and distance; or when the instrument display screen is a full liquid crystal instrument, the full liquid crystal instrument is synchronously backed up according to the display content on the entertainment system module, but does not include video image information.
10. An automobile comprising the system for displaying backup auxiliary information for automobile backup according to any one of claims 1 to 5; or, comprising a method for displaying backup assistance information for a vehicle according to any of the preceding claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110123157.3A CN112659896A (en) | 2021-01-29 | 2021-01-29 | System and method for displaying backing-up auxiliary information in automobile backup and automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110123157.3A CN112659896A (en) | 2021-01-29 | 2021-01-29 | System and method for displaying backing-up auxiliary information in automobile backup and automobile |
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| CN112659896A true CN112659896A (en) | 2021-04-16 |
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- 2021-01-29 CN CN202110123157.3A patent/CN112659896A/en active Pending
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Application publication date: 20210416 |