CN104900081A - Vehicle-mounted head-up display equipment and information processing method and device thereof - Google Patents
Vehicle-mounted head-up display equipment and information processing method and device thereof Download PDFInfo
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Abstract
The invention discloses a vehicle-mounted head-up display equipment and an information processing method and device thereof. The vehicle-mounted head-up display equipment comprises a traffic signal acquisition unit which is used for acquiring traffic signal lamp state information and countdown data and transmitting the traffic signal lamp state information and the countdown data to a master control unit; a positioning unit which is used for positioning of a vehicle and a traffic signal lamp and transmitting the positioned vehicle position information and traffic signal lamp position information to the master control unit; an image processing unit which is used for processing information required to be displayed into an image format for being recognized by a projection unit; the projection unit which is used for projecting an image processed by the image processing unit to a display screen; and the master control unit which is used for acquiring vehicle state information and comprehensively analyzing the information transmitted by the traffic signal acquisition unit and the positioning unit and the vehicle state information, indicating the image processing unit to perform image processing and indicating the projection unit to project the image to the display screen.
Description
Technical field
The present invention relates to electric and electronic technical field, particularly the vehicle-mounted new line display device of one and information processing method, device.
Background technology
Along with the expansion of new line display device application, new line display device is extended in driving vehicle.Like this, in the process that vehicle travels, driver can bow the important information such as engine speed, the speed of a motor vehicle, mileage recognizing vehicle.Driver can be needed the vehicle rotating speed understood by described new line display device, and the speed of a motor vehicle, mileage etc. are projected on the windshield in driver front, and driver can select shown information category.There is head-up-display system driver to bow, just can see important information clearly, reduced driver and see that because bowing information causes the risk of traffic hazard.
Therefore, design in vehicle-mounted new line display device process inventor, find that in prior art, at least there are the following problems:
Current vehicle-mounted new line display device, generally only has the information such as automobile navigation, the display speed of a motor vehicle, although bring certain facility to driver, but comprehensively can not analyze prompting to the state of traffic lights.
Summary of the invention
In view of the above problems, proposing the present invention to provide a kind of overcomes the problems referred to above or solves the problem at least in part, and technical scheme of the present invention is achieved in that
On the one hand, the invention provides a kind of vehicle-mounted new line display device, comprising: traffic signals collecting unit, positioning unit, main control unit, graphics processing unit and projecting cell;
Described traffic signals collecting unit, for gathering traffic signal light condition information and countdown data, and is sent to described main control unit by described traffic signal light condition information and described countdown data;
Described positioning unit, for the location of vehicle and traffic lights, and is sent to described main control unit by the vehicle position information of location and the positional information of traffic lights;
Described graphics processing unit, for needing the information processing of display to be can for the picture format of projecting cell identification;
Described projecting cell, for by the image after described graphics processing unit process, projects to display screen;
Described main control unit, for obtaining car status information, and to described traffic signals collecting unit, described positioning unit send information and described car status information comprehensively analyze, and indicate described graphics processing unit to carry out image procossing, indicate described projecting cell to project image onto display screen.
Preferably, this equipment also comprises: storage unit and Tip element;
Described storage unit, for storing system file and the data message of described main control unit;
Described Tip element, for sending the information of voice prompt of described main control unit instruction.
On the other hand, the invention provides a kind of vehicle-mounted new line display information processing method, the method comprises:
Obtain vehicle position information and traffic light position information;
When distance between described vehicle location and traffic light position reaches predetermined threshold value, start traffic signals collecting unit;
Obtain car status information, and the traffic signal state information of described traffic signals collecting unit collection and described car status information are comprehensively analyzed, determine analysis result;
After described analysis result is carried out image procossing, by projection unit projects to display screen.
Preferably, described traffic signal state information comprises: traffic light color, traffic lights count down time; Described car status information comprises: Vehicle Speed;
Described after described traffic signals collecting unit starts, traffic signal state information and car status information described in described main control unit Real-time Obtaining, and carry out total score and analyse, provide analysis result step, comprising:
Obtain described traffic signal state information and car status information;
According to described vehicle position information and described traffic light position information, described traffic signal state information and described car status information, described main control unit judges the transport condition of vehicle by described traffic lights.
Preferably, when described traffic light color is green, described after described traffic signals collecting unit starts, traffic signal state information and car status information described in described main control unit Real-time Obtaining, and carry out total score and analyse, provide analysis result step, specifically comprise:
Obtain described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
According to described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed, described main control unit judges that whether vehicle is by described traffic lights.
Preferably, the method, also comprises:
When distance between described vehicle location and traffic light position exceeds described predetermined threshold value, then described main control unit sends the instruction of closing described traffic signals collecting unit.
Again on the one hand, the invention provides a kind of vehicle-mounted new line display information processor, comprising:
Information acquisition unit, for obtaining vehicle position information and traffic light position information;
Instruction transmitting element, when reaching predetermined threshold value for the distance between described vehicle location and traffic light position, starts traffic signals collecting unit;
Storage unit, for obtaining car status information, and comprehensively analyzing the traffic signal state information of described traffic signals collecting unit collection and described car status information, determining analysis result;
Information transmitting unit, after described analysis result is carried out image procossing, by projection unit projects to display screen.
Preferably, described traffic signal state information comprises: traffic light color, traffic lights count down time; Described car status information comprises: Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
Described storage unit, comprising:
Acquisition of information subelement, for obtaining described traffic signal state information and car status information;
Judgment sub-unit, for according to described vehicle position information and described traffic light position information, described traffic signal state information and described car status information, described main control unit judges the transport condition of vehicle by described traffic lights.
Preferably, when described traffic light color is green, described after described traffic signals collecting unit starts, described storage unit, comprising:
Described acquisition of information subelement, for obtaining described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
Described judgment sub-unit, for according to described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed, described main control unit judges that whether vehicle is by described traffic lights.
Preferably, this device, also comprises:
Described instruction transmitting element, when also exceeding described predetermined threshold value for the distance between described vehicle location and traffic light position, then described main control unit sends the instruction of closing described traffic signals collecting unit.
The collection traffic signal light condition information that technical scheme traffic signals collecting unit of the present invention obtains and countdown data, the location of vehicle and traffic lights is obtained by positioning unit, by main control unit according to the collection traffic signal light condition information of described acquisition and countdown data, the location of car status information and vehicle and traffic lights is comprehensively analyzed, judge whether vehicle can pass through traffic lights smoothly, make prompting, so that driver can rationally drive, driver is avoided to make a dash across the red light, driver can also be reminded the need of pre-decelerating to wait for red light simultaneously, reduce the oil consumption that vehicle causes because of emergency brake.
Accompanying drawing explanation
The one vehicle-mounted new line display device structure schematic diagram that Fig. 1 provides for the embodiment of the present invention;
The one vehicle-mounted new line display information processing method process flow diagram that Fig. 2 provides for the embodiment of the present invention;
The one vehicle-mounted new line display information processor structural representation that Fig. 3 provides for the embodiment of the present invention;
The one vehicle-mounted new line display message processing flow figure that Fig. 4 provides for the embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
As the one vehicle-mounted new line display device structure schematic diagram that Fig. 1 provides for being depicted as the embodiment of the present invention; This vehicle-mounted new line display device comprises: traffic signals collecting unit 101, positioning unit 102, main control unit 103, graphics processing unit 104 and projecting cell 105;
Described traffic signals collecting unit 101, for gathering traffic signal light condition information and countdown data, and is sent to described main control unit by described traffic signal light condition information and described countdown data;
Described positioning unit 102, for the location of vehicle and traffic lights, and is sent to described main control unit by the vehicle position information of location and the positional information of traffic lights;
Concrete, all there is storage the position of traffic lights in navigation data, after positioning unit positions vehicle, can know the position of front traffic lights on this road.
Described graphics processing unit 104, for needing the information processing of display to be can for the picture format of projecting cell identification;
Described projecting cell 105, for by the image after described graphics processing unit process, projects to display screen;
Described main control unit 103, for obtaining car status information, and to described traffic signals collecting unit, described positioning unit send information and described car status information comprehensively analyze, and indicate described graphics processing unit to carry out image procossing, indicate described projecting cell to project image onto display screen.
Main control unit, obtain car status information, this information, main control unit can obtain from OBD, also can obtain from navigator, certainly, prerequisite is that vehicle-mounted new line display device and OBD or navigator connect, can be wired connection, can be also wireless connections, not limit in the present embodiment.
It should be noted that, this equipment also comprises: storage unit and Tip element;
Described storage unit, for storing system file and the data message of described main control unit;
Described Tip element, for sending the information of voice prompt of described main control unit instruction.
Also it should be noted that, the above storage unit also can be built in described main control unit inside.
Based on above embodiment, as shown in Figure 2, the vehicle-mounted new line of one provided for the embodiment of the present invention shows information processing method process flow diagram; The method comprises:
201: main control unit obtains vehicle position information and traffic light position information;
202: when the distance between described vehicle location and traffic light position reaches predetermined threshold value, start traffic signals collecting unit;
203: obtain car status information, and the traffic signal state information of described traffic signals collecting unit collection and described car status information are comprehensively analyzed, determine analysis result;
204: after described analysis result is carried out image procossing, by projection unit projects to display screen.
It should be noted that, described traffic signal state information comprises: traffic light color, traffic lights count down time; Described car status information comprises: Vehicle Speed; Further, described car status information can also comprise: vehicle Fuel Oil Remaining, engine speed;
Described after described traffic signals collecting unit starts, traffic signal state information and car status information described in described main control unit Real-time Obtaining, and carry out total score and analyse, provide analysis result step, comprising:
Obtain described traffic signal state information and car status information;
According to described vehicle position information and described traffic light position information, described traffic signal state information and described car status information, described main control unit judges the transport condition of vehicle by described traffic lights.
Also it should be noted that, when described traffic light color is green, described after described traffic signals collecting unit starts, traffic signal state information and car status information described in described main control unit Real-time Obtaining, and carry out total score and analyse, provide analysis result step, specifically comprise:
Obtain described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
According to described traffic light color, traffic lights count down time and Vehicle Speed, described main control unit judges that whether vehicle is by described traffic lights.
Further, described traffic lights collecting unit, can also by camera collection from vehicle location to the vehicle fleet size the road of this section, signal lamp position, described vehicle fleet size is sent to main control unit, according to described traffic light color, traffic lights count down time and Vehicle Speed, congestion ahead degree, described main control unit, according to described vehicle fleet size determination congestion ahead degree, then judges whether vehicle can pass through smoothly.Data about congestion level also can obtain in navigating instrument, and existing navigator generally can obtain real-time road.
Also it should be noted that, the method also comprises:
When distance between described vehicle location and traffic light position exceeds described predetermined threshold value, then described main control unit sends the instruction of closing described traffic signals collecting unit.Namely when described vehicle is smoothly by after described signal lamp, if there is no traffic lights within apart from described vehicle front predetermined threshold value, then control described traffic lights collecting unit and close.
Based on above vehicle-mounted new line display device and information processing method thereof, principle of work of the present invention is described in detail;
As shown in Figure 4, if the above traffic signals collecting unit is camera, by external described camera collection traffic signal light condition information, to the green state of the reddish yellow of traffic lights and gather excess time, then, by main control unit process, by projection unit projects on windshield or radiation shield, facilitate driver to watch and grasp signal information.
The main control unit of described vehicle-mounted new line display device can read the information such as vehicle speed, Fuel Oil Remaining, engine speed, and information to be converted to by graphics processing unit can after display information, by the display of projecting cell live fluoroscopic on a display screen; Wherein, described positioning unit can position the position of vehicle and traffic lights, at vehicle distances traffic lights, as being set to 100 meters of distant places, main control unit instruction camera carries out traffic lights information acquisition, connect OBD in vehicle by information input interface unit, read car status information; Main control unit obtains colouring information and the count down time of described traffic lights, and live fluoroscopic is shown on front windshield, facilitates driver to observe and grasps current demand signal lamp information; Simultaneously, main control unit carries out different process according to the state of described traffic lights: such as: when described traffic lights are green light, then main control unit comprehensively analyzes the information such as car speed, traffic lights and vehicle distances, green light excess time, can calculate vehicle smoothly by these traffic lights, and by described analysis result, namely these traffic lights can be passed through, or, intransitable analysis result is sent to graphics processing unit, be converted into and for the picture format of new line display device display, can be projected on windshield by information.Like this, driver can be reduced and cause the risk of making a dash across the red light because of self judgment error; If described traffic lights are red light, the information such as comprehensive analysis car speed, traffic lights and vehicle distances, red light excess time, calculate vehicle the need of pre-decelerating to wait for that red light is gone over, or, do not need to slow down and directly can be sent to graphics processing unit by the analysis result of described traffic lights, being converted into can for the picture format of new line display device display, project on windshield by information, prompting driver pre-decelerating, emergency brake when avoiding driver to drive to crossing, the oil mass loss caused.
It should be noted that, remain in 5 second time in traffic lights countdown, Tip element can carry out voice countdown by different tone, to strengthen the prompting to driver.Can make driver in the process of parking waiting red light, not need to stare at eyes the countdown of red light by this function always, reduce the driving fatigue of driver; And the time near time, remind driver enter driving condition.
Also it should be noted that, traffic lights and vehicle position information is sent at positioning unit, main control unit judges that the distance between described traffic lights and vehicle exceeds predetermined threshold value, such as: when the distance between described traffic lights and vehicle exceeds 100 meters, main control unit indicates described camera to close, to reduce the overall power of described vehicle-mounted new line display device.
As shown in Figure 3, be one vehicle-mounted new line display information processor structural representation that the embodiment of the present invention provides; This device comprises:
Information acquisition unit 301, for obtaining vehicle position information and traffic light position information;
Instruction transmitting element 302, when reaching predetermined threshold value for the distance between described vehicle location and traffic light position, starts traffic signals collecting unit;
Storage unit 303, for obtaining car status information, and comprehensively analyzing the traffic signal state information of described traffic signals collecting unit collection and described car status information, determining analysis result;
Information transmitting unit 304, after described analysis result is carried out image procossing, by projection unit projects to display screen.
It should be noted that, described traffic signal state information comprises: traffic light color, traffic lights count down time; Described car status information comprises: Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
Described storage unit 303, comprising:
Acquisition of information subelement, for obtaining described traffic signal state information and car status information;
Judgment sub-unit, for according to described vehicle position information and described traffic light position information, described traffic signal state information and described car status information, described main control unit judges the transport condition of vehicle by described traffic lights.
Also it should be noted that, when described traffic light color is green, described after described traffic signals collecting unit starts, described storage unit 303, comprising:
Described acquisition of information subelement, for obtaining described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
Described judgment sub-unit, for according to described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed, described main control unit judges that whether vehicle is by described traffic lights.
Also it should be noted that, this device, also comprises:
Described instruction transmitting element, when also exceeding described predetermined threshold value for the distance between described vehicle location and traffic light position, then described main control unit sends the instruction of closing described traffic signals collecting unit.
The collection traffic signal light condition information that technical scheme traffic signals collecting unit of the present invention obtains and countdown data, the location of vehicle and traffic lights is obtained by positioning unit, by main control unit according to the collection traffic signal light condition information of described acquisition and countdown data, the location of car status information and vehicle and traffic lights is comprehensively analyzed, judge whether vehicle can pass through traffic lights smoothly, make prompting, so that driver can rationally drive, driver is avoided to make a dash across the red light, driver can also be reminded the need of pre-decelerating to wait for red light simultaneously, reduce the oil consumption that vehicle causes because of emergency brake.
The foregoing is only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.
Claims (10)
1. a vehicle-mounted new line display device, is characterized in that, comprising: traffic signals collecting unit, positioning unit, main control unit, graphics processing unit and projecting cell;
Described traffic signals collecting unit, for gathering traffic signal light condition information and countdown data, and is sent to described main control unit by described traffic signal light condition information and described countdown data;
Described positioning unit, for the location of vehicle and traffic lights, and is sent to described main control unit by the vehicle position information of location and the positional information of traffic lights;
Described graphics processing unit, for needing the information processing of display to be can for the picture format of projecting cell identification;
Described projecting cell, for by the image after described graphics processing unit process, projects to display screen;
Described main control unit, for obtaining car status information, and to described traffic signals collecting unit, described positioning unit send information and described car status information comprehensively analyze, and indicate described graphics processing unit to carry out image procossing, indicate described projecting cell to project image onto display screen.
2. vehicle-mounted new line display device according to claim 1, is characterized in that, also comprise: storage unit and Tip element;
Described storage unit, for storing system file and the data message of described main control unit;
Described Tip element, for sending the information of voice prompt of described main control unit instruction.
3. a vehicle-mounted new line display information processing method, is characterized in that, comprising:
Obtain vehicle position information and traffic light position information;
When distance between described vehicle location and traffic light position reaches predetermined threshold value, start traffic signals collecting unit;
Obtain car status information, and the traffic signal state information of described traffic signals collecting unit collection and described car status information are comprehensively analyzed, determine analysis result;
After described analysis result is carried out image procossing, by projection unit projects to display screen.
4. vehicle-mounted new line display information processing method according to claim 3, it is characterized in that, described traffic signal state information comprises: traffic light color, traffic lights count down time; Described car status information comprises: Vehicle Speed;
Described after described traffic signals collecting unit starts, traffic signal state information and car status information described in described main control unit Real-time Obtaining, and carry out total score and analyse, provide analysis result step, comprising:
Obtain described traffic signal state information and car status information;
According to described vehicle position information and described traffic light position information, described traffic signal state information and described car status information, described main control unit judges the transport condition of vehicle by described traffic lights.
5. vehicle-mounted new line display information processing method according to claim 4, it is characterized in that, when described traffic light color is green, it is described after described traffic signals collecting unit starts, traffic signal state information and car status information described in described main control unit Real-time Obtaining, and carry out total score and analyse, provide analysis result step, specifically comprise:
Obtain described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
According to described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed, described main control unit judges that whether vehicle is by described traffic lights.
6. vehicle-mounted new line display information processing method according to claim 5, is characterized in that the method also comprises:
When distance between described vehicle location and traffic light position exceeds described predetermined threshold value, then described main control unit sends the instruction of closing described traffic signals collecting unit.
7. a vehicle-mounted new line display information processor, is characterized in that, comprising:
Information acquisition unit, for obtaining vehicle position information and traffic light position information;
Instruction transmitting element, when reaching predetermined threshold value for the distance between described vehicle location and traffic light position, starts traffic signals collecting unit;
Storage unit, for obtaining car status information, and comprehensively analyzing the traffic signal state information of described traffic signals collecting unit collection and described car status information, determining analysis result;
Information transmitting unit, after described analysis result is carried out image procossing, by projection unit projects to display screen.
8. vehicle-mounted new line display information processor according to claim 7, is characterized in that, described traffic signal state information comprises: traffic light color, traffic lights count down time; Described car status information comprises: Vehicle Speed;
Described storage unit, comprising:
Acquisition of information subelement, for obtaining described traffic signal state information and car status information;
Judgment sub-unit, for according to described vehicle position information and described traffic light position information, described traffic signal state information and described car status information, described main control unit judges the transport condition of vehicle by described traffic lights.
9. vehicle-mounted new line display information processor according to claim 8, is characterized in that, when described traffic light color is green, described after described traffic signals collecting unit starts, described storage unit, comprising:
Described acquisition of information subelement, for obtaining described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed;
Described judgment sub-unit, for according to described traffic light color, traffic lights count down time and Vehicle Speed, vehicle Fuel Oil Remaining, engine speed, described main control unit judges that whether vehicle is by described traffic lights.
10. vehicle-mounted new line display information processor according to claim 9, it is characterized in that, this device, also comprises:
Described instruction transmitting element, when also exceeding described predetermined threshold value for the distance between described vehicle location and traffic light position, then described main control unit sends the instruction of closing described traffic signals collecting unit.
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