CN202918411U - Information display system - Google Patents
Information display system Download PDFInfo
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- CN202918411U CN202918411U CN 201220522081 CN201220522081U CN202918411U CN 202918411 U CN202918411 U CN 202918411U CN 201220522081 CN201220522081 CN 201220522081 CN 201220522081 U CN201220522081 U CN 201220522081U CN 202918411 U CN202918411 U CN 202918411U
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- mounted camera
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Abstract
The utility model discloses an information display system, comprising a vehicle-mounted camera, a display device and a function module. The vehicle-mounted camera comprises an image sensor, a controller and a data memory, wherein the controller is connected with the data memory via the image sensor, the controller is also connected with the function module, and the image sensor is connected with the display device. According to the utility model, the controller converts data information transmitted by the function module into a command and transmits the command to the image sensor; according to the command, the image sensor reads preset data matching with the command from the data memory, converts a collected image signal into a video signal, and then superposes the video signal with the preset data to form a CVBS signal; and the CVBS signal is displayed by the display device. On the basis that original shooting function of the vehicle-mounted camera is kept, it is required neither a high-cost video processing chip nor a complex video processing circuit to finish video superposition and CVBS signal conversion, which is relatively low in the cost and simple to realize.
Description
Technical field
The utility model relates to field of automobile control, particularly a kind of information display system.
Background technology
Along with the fast development of economic society, automobile more becomes indispensable instrument in people's routine work life.Along with popularizing of vehicle-carrying DVD (being installed in the multimedia play system that audio-visual amusement is provided for passenger in the car in the automobile), people more and more favor the display screen of the vehicle-carrying DVD display terminal as all information.This is because present vehicle-carrying DVD display screen mostly is digital TFT(Thin Film Transistor, Thin Film Transistor (TFT)) display screen, display resolution higher (being generally 800*480) can show information very clearly, and it is very comfortable that the user seems.In addition, with the display terminal of vehicle-carrying DVD as information, need not to increase other display terminal, as: the LED charactron shows, can not affect the outward appearance of former car upholstery.
A kind of general way that miscellaneous auto electronic product will mail to information the vehicle-carrying DVD demonstration is: will show that information mails to vehicle-carrying DVD with the form of vision signal.Do not have in present stage under the state of uniform data transmission standard, this be unique can wildcard the way of vehicle-carrying DVD of all production firms.In vision signal, select CVBS(composite video broadcast signal, the composite video broadcast singal) signal be the best, it is far away with single-wire signal video signal transmission and transmission range.Therefore, realize that above-mentioned video signal transmission just must provide a kind of equipment that can produce the CVBS signal, could convert miscellaneous information to the CVBS signal.But, the technical scheme of the existing equipment that can produce the CVBS signal is complicated, the various information that generally will show converts thereof into digital video information with the professional video process chip by certain conversion regime, and then convert this digital video information to the CVBS signal, because digital video signal is disturbed than being easier in transfer process, so just to the having relatively high expectations of hardware circuit, increased cost.
General COMS (CMOS (Complementary Metal Oxide Semiconductor)) vehicle-mounted camera is subjected to its high performance-price ratio and car owner to the raising of inherently safe attention degree, has become the automobile small electric apparatus of day by day popularizing.As shown in Figure 1, general COMS vehicle-mounted camera comprises image C mos sensor (following abbreviation imageing sensor) and data storage, and imageing sensor is presented at the image information that gathers on the display device.The general COMS vehicle-mounted camera that provides on the market at present is provided with the scale line Presentation Function mostly, and then the scale line data in the rear imageing sensor reading out data memory that powers on are superimposed upon it in vision signal and show.But these canned datas relatively solidify, and can only solely read the used information of scale line.In addition, general its camera function of COMS vehicle-mounted camera normal operation: such as backup camera, just in reversing, allow it make a video recording; Monitoring camera in the car just allows it make a video recording in the needs monitoring.Therefore, the imageing sensor most of the time all is in idle condition, just does common shooting usefulness, and its function does not obtain maximum representing.
The utility model content
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of information display system, the information of functional module can be shown as picture and text or the digital information that matches and carry out video superimpose and the conversion of CVBS signal, solve CVBS signal conversion complexity and the high problem of cost in the prior art.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of information display system, it comprises: display device, be used for finishing corresponding function and transmitting data information to the functional module of vehicle-mounted camera, and the data message that is used for receiving carries out converting the vehicle-mounted camera that the CVBS signal exports display device to after the video superimpose;
Described functional module connects display device by vehicle-mounted camera.
In the described information display system, described vehicle-mounted camera comprises:
Be used for the data message of receiving module transmission and convert the controller that order sends to the mode of operation of imageing sensor and conversion vehicle-mounted camera to;
Be used for to gather signal of video signal and convert thereof into vision signal, from data storage, read the preset data with described commands match, and convert the imageing sensor of CVBS signal output after being superimposed upon preset data in the vision signal to;
Be used for storing the data storage of described preset data;
Described controller is by imageing sensor connection data memory, and described controller is the linkage function module also, and described imageing sensor connects display device.
In the described information display system, described functional module comprises at least one sub-function module.
Described sub-function module is 2, is respectively tire pressure monitor and reversing radar of vehicle.
In the described information display system, described imageing sensor comprises a communication interface.
Compared to prior art, a kind of information display system that the utility model provides, to the controller of vehicle-mounted camera, controller transfers to imageing sensor after converting this data message to order with the data information transfer of functional module output; The signal of video signal that imageing sensor will collect by the optical lens of vehicle-mounted camera converts vision signal to, that to from data storage, read simultaneously be superimposed upon on the vision signal with preset data this commands match, convert together afterwards the CVBS signal to, show at display device, the data message of all functions module that the utility model can will dock with vehicle-mounted camera converts the CVBS signal to and shows, on the basis that keeps the original camera function of vehicle-mounted camera, need not to use expensive video frequency processing chip and complicated video processing circuits just can finish the conversion of CVBS signal, cost is lower, is fit to widely popularize.
Description of drawings
Fig. 1 is the vehicle-mounted camera of prior art and the structured flowchart of display device.
Fig. 2 is the structured flowchart of the utility model information display system.
Fig. 3 is the schematic diagram of embodiment one of the display device displaying contents of the utility model information display system.
Fig. 4 is the schematic diagram of embodiment two of the display device displaying contents of the utility model information display system.
Embodiment
The utility model provides a kind of information display system, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, referring to the accompanying drawing embodiment that develops simultaneously the utility model further described.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 2, the information display system that the utility model provides is installed on the automobile, is used for demonstrating the effect that the picture of real-time shooting carries picture and text, realizes video superimpose and can convert the function of CVBS signal and output display to.This information display system comprises: vehicle-mounted camera 100, functional module 200 and display device 300.Described functional module 200 is for finishing corresponding function and transmitting data information to vehicle-mounted camera 100, and it connects display devices 300 by vehicle-mounted camera 100.Described functional module 200 is combinations of a plurality of sub-function module, can measure or record according to the different conditions of automobile some customizing messages of situation or the operating state of automobile different parts under this state, these information show with picture and text or full written form on display device 300 after processing through vehicle-mounted camera 100, for the driver provides some reference informations.For example, in the present embodiment, functional module 200 has 2 sub-function module, is respectively tire pressure monitor and reversing radar of vehicle.The function that tire pressure monitor need to be finished is to carry out monitoring tire pressure one time, and the data message of the relevant automobile tire that it will be monitored after it finishes this function (such as the pressure of tire) transfers to vehicle-mounted camera 100.Reversing radar of vehicle then be automobile parking or when reversing real-time measured automobiles and peripheral obstacle between distance, the data information transfer such as situation that automobile tail moves to vehicle-mounted camera 100, process.Sub-function module in the external functional module 200 can increase and decrease arbitrarily according to user's demand, different sub-function module can realize that different function (such as reversing monitoring, track monitoring, the inspection of wheel operating position etc.) so display device 300 displayable data message contents are more, and then the function expansibility of information display system is better.
The data message that described vehicle-mounted camera 100 is used for receiving carries out converting the CVBS signal to after the video superimpose and exports display device to, and it comprises: controller 110, imageing sensor 120 and data storage 130.Described controller 110 passes through imageing sensor 120 connection data memories 130, described controller 110 linkage function modules 200, and described imageing sensor 120 connects display devices 300.
Described controller 110 is used for the data message of receiving module transmission and converts the mode of operation that order sends to imageing sensor 120 and conversion vehicle-mounted camera 100 to, such as normal mode of operation, video superimpose mode of operation; Described imageing sensor 120 is used for gathering signal of video signal and converting thereof into vision signal, reads the preset data with described commands match from data storage 130, and converts the output of CVBS signal after being superimposed upon preset data in the vision signal to; Described data storage 130 is used for the storage preset data.
When controller 110 needs to understand when needing to demonstrate the data message of measurement result after the standing state of functional modules 200 or functional module are finished functional measurement automatically, the data message that the needs that functional module 200 will be measured show sends to controller 110 according to custom protocol (for the non-video signal), controller 110 carries out verification to the data message that functional module 200 is sent first, converts this data message to order again after the verification succeeds and is sent in the imageing sensor 120.
The communication interface input of this order by arranging on the imageing sensor 120 read preset data with described commands match according to the content images transducer 120 of order from data storage 130; Simultaneously, imageing sensor 120 also gathers the signal of video signal by optical lens, and converts thereof into vision signal; Converting together the CVBS signal after then imageing sensor 120 is added to preset data on the vision signal to is transferred on the display device 300 and shows.Present embodiment is on the basis that keeps original vehicle-mounted camera camera function, controller 110 is set again, take full advantage of video overlapping function and the CVBS function switching signal of imageing sensor 120, need not to use expensive video frequency processing chip and complicated video processing circuits just can realize simple vision signal stack and the conversion of CVBS signal, not only take full advantage of imageing sensor 120, and cost is low, and the stability of information display system is better.
Described data storage 130 is nonvolatile memory, also can preserve the data of storing after the power down, described data storage 130 be used for memory image transducer 120 can be directly to the configuration information of its demonstration information that reads and imageing sensor 120.Described demonstration information is the corresponding graph-text content of customizing messages of each sub-function module output in the functional module 200, and when being tire pressure monitor such as sub-function module, demonstration information can be abrasion condition or the tire pressure situation of tire; When sub-function module was reversing radar of vehicle, demonstration information can be the length of the scale between the tailstock and the barrier or vehicle right and left both sides and distance between the object etc. on every side.Described configuration information can be display brightness, color etc.Imageing sensor 120 is according to the order that controller 110 sends, and reading out in data storage 130 needs the demonstration information and the configuration information that show, so that the driver more visually state of clear and definite current automobile or the situation of automobile component.
1, comprises picture and the demonstration information that vehicle-mounted camera is taken in the display frame.The schematic diagram of embodiment one as shown in Figure 3.Its vehicle-mounted camera is rearview camera of automobile, functional module is reversing radar of vehicle, display frame can comprise that the picture (figure empty place), the tailstock of the tailstock that rearview camera of automobile is captured and peripheral obstacle thereof are from the range information (namely showing information) of barrier, distance L such as the object on automobile and the left side is 0.5M(rice), the distance R of itself and the right object is 1.0M.The demonstration information here is pre-stored data in the data storage, can be the combination of the letter and number among Fig. 3, also can be shown as the combination of scale and numeral.The picture that vehicle-mounted camera is taken can be paved with whole screen, and demonstration information is appeared in one's mind on shooting picture; Also can be positioned at the zone beyond the demonstration information, namely captured picture and the demonstration information of vehicle-mounted camera is separate, the separation screen.
2, demonstration information is only arranged in the display frame.The schematic diagram of embodiment two as shown in Figure 4.Its functional module is the monitoring automobile tyre pressure device, needs to show current tire used situation, i.e. pressure bearing situation.Convert the pressure index of tire to corresponding demonstration information in advance and be stored in the data storage, be presented on the screen from the tire used situation that reads out coupling from data storage by current actual measured value again.Do not need to show the camera shooting picture this moment, at this moment, can see that on screen full frame demonstration information is Word message, and as shown in Figure 4, all are normal for the operating position of tire.
The picture that 3, shooting is only arranged in the display frame.Input a control command by controller this moment makes imageing sensor no longer read preset data from data storage, switches to common image pickup mode.
In sum, the information display system that the utility model provides, finish corresponding function by functional module, with the controller in the data message input vehicle-mounted camera of measuring or recording, convert the imageing sensor of command transfer to the vehicle-mounted camera after controller is correct to this data message verification to, the imageing sensor collection by optical lens signal of video signal and convert thereof into vision signal, simultaneously imageing sensor reads preset data with this commands match according to the order of input from data storage, converting together the CVBS signal after being superimposed upon this preset data in the vision signal to exports display device to and shows, the demonstration information of storing in the preset data and configuration information and functional module are measured or the result of record is complementary, it is with picture and text, the form of numeral is superimposed upon in the picture of vehicle-mounted camera shooting, demonstrate more visually the situation of state or each parts of automobile, and can control flexibly the mode that needs demonstration, its good function expansibility, compatible strong, cost is low, takes full advantage of the performance of imageing sensor, realized more simply the function of video superimpose and CVBS signal conversion.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the utility model.
Claims (5)
1. information display system, it is characterized in that, comprise: display device, be used for finishing corresponding function and transmitting data information to the functional module of vehicle-mounted camera, and the data message that is used for receiving carries out converting the vehicle-mounted camera that the CVBS signal exports display device to after the video superimpose;
Described functional module connects display device by vehicle-mounted camera.
2. information display system according to claim 1 is characterized in that, described vehicle-mounted camera comprises:
Be used for the data message of receiving module transmission and convert the controller that order sends to the mode of operation of imageing sensor and conversion vehicle-mounted camera to;
Be used for to gather signal of video signal and convert thereof into vision signal, from data storage, read the preset data with described commands match, and convert the imageing sensor of CVBS signal output after being superimposed upon preset data in the vision signal to;
Be used for storing the data storage of described preset data;
Described controller passes through imageing sensor connection data memory, described controller linkage function module, and described imageing sensor connects display device.
3. information display system according to claim 1 is characterized in that, described functional module comprises at least one sub-function module.
4. information display system according to claim 3 is characterized in that, described sub-function module is 2, is respectively tire pressure monitor and reversing radar of vehicle.
5. information display system according to claim 2 is characterized in that, described imageing sensor comprises a communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522081 CN202918411U (en) | 2012-10-12 | 2012-10-12 | Information display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522081 CN202918411U (en) | 2012-10-12 | 2012-10-12 | Information display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918411U true CN202918411U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220522081 Expired - Fee Related CN202918411U (en) | 2012-10-12 | 2012-10-12 | Information display system |
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| CN (1) | CN202918411U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938832A (en) * | 2012-10-12 | 2013-02-20 | 广东丰诺汽车安全科技有限公司 | Information display system |
| CN104797463A (en) * | 2013-11-19 | 2015-07-22 | 株式会社小松制作所 | Display device for utility vehicle, and display method for same |
| CN106864393A (en) * | 2017-03-27 | 2017-06-20 | 深圳市精能奥天导航技术有限公司 | Senior drive assistance function upgrade-system |
-
2012
- 2012-10-12 CN CN 201220522081 patent/CN202918411U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938832A (en) * | 2012-10-12 | 2013-02-20 | 广东丰诺汽车安全科技有限公司 | Information display system |
| CN102938832B (en) * | 2012-10-12 | 2016-08-24 | 广东丰诺汽车安全科技有限公司 | A kind of information display system |
| CN104797463A (en) * | 2013-11-19 | 2015-07-22 | 株式会社小松制作所 | Display device for utility vehicle, and display method for same |
| US9587380B2 (en) | 2013-11-19 | 2017-03-07 | Komatsu Ltd. | Display device of work vehicle and display method for the same |
| CN106864393A (en) * | 2017-03-27 | 2017-06-20 | 深圳市精能奥天导航技术有限公司 | Senior drive assistance function upgrade-system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20171012 |