CN101819757A - Vehicle-mounted displaying device - Google Patents
Vehicle-mounted displaying device Download PDFInfo
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- CN101819757A CN101819757A CN200910126101A CN200910126101A CN101819757A CN 101819757 A CN101819757 A CN 101819757A CN 200910126101 A CN200910126101 A CN 200910126101A CN 200910126101 A CN200910126101 A CN 200910126101A CN 101819757 A CN101819757 A CN 101819757A
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Abstract
The invention relates to a vehicle-mounted displaying device. A main control unit can obtain a picture sequencing method favorable by users through an user interface, then the main control unit can control a video processing unit to obtain picture signals from multiple images, change the number of sprites in the picture of the dividing picture image signal according to the image sequencing setting signal, select the image signals from multiple image sources, arrange the display position of the picture of each image signal in the picture of the dividing picture image signal, and then generate a dividing picture mage signal. Therefore, the user can set display configuration to be watched according to the individual habit, and then easily browse all pictures, thereby increasing the use effect of the image signals and enhancing the travelling safety.
Description
Technical field
The invention relates to a kind of display device for mounting on vehicle, refer to the display device for mounting on vehicle of the mobile unit picture position that a kind of available institute desire shows especially.
Background technology
Along with the development of auto electronic product, GPS device, video disc playing device etc. have been common mobile unit.In addition, be accompanied by the radar for backing car technology maturation, image many astern radar devices can be further taken car when reversing after, and it is played on the display of being located in the car is for user's considerable back image of looking out for the car when the reversing, to guarantee traffic safety.
Therefore, described these mobile units can be combined, jointly by a display display frame, common design, promptly be that image frame with all mobile units is combined as a divided frame, so can on described display, watch all pictures simultaneously.Yet the design of existing divided frame is the setting of having finished the display position of each picture in the divided frame when dispatching from the factory, so the user can't change arbitrarily, and is more nonelastic in the use.
Summary of the invention
For making the user can change the display position of picture that mobile unit is exported with the need, fundamental purpose of the present invention is providing a kind of display device for mounting on vehicle, and it can change the configuration of display frame according to user's demand.
For reaching the major technique means that aforementioned purpose takes is to make aforementioned display device for mounting on vehicle comprise:
One video processing unit is to obtain picture signal from a plurality of images source;
One user interface is output one a picture ordering setting signal;
One main control unit, be to connect described video processing unit and user interface, described again main control unit is to store one to cut apart setting program, when described main control unit is obtained picture ordering setting signal by user interface, promptly control described video processing unit and produce a divided frame picture signal, and change the number of sprite in the picture of divided frame picture signal according to picture ordering setting signal, and select the picture signal of taking from described a plurality of images source for use, and the display position of the picture of each picture signal in the picture of arrangement divided frame picture signal;
One display unit is to connect described video processing unit, receives and shows described divided frame picture signal.
Utilize above-mentioned technological means, the user is visual demand, change the display position of the picture of each picture signal by described this display device for mounting on vehicle of user interface operations, for example if user's custom makes the picture of GPS device be presented at the position of close driver's seat, to make things convenient for the user to watch navigation data, or the user wishes to make the image of vehicle periphery can be presented near the position of driver's seat, understands surrounding road condition to make things convenient for the user; Therefore, display device for mounting on vehicle of the present invention provides the user bigger elasticity, can freely select the institute desire to show the picture position of mobile unit, improving the convenience that the user watches, and then increases traffic safety.
Description of drawings
Fig. 1 is the rear side outward appearance of a Combination Truck Tractor-trailer and the position view of a plurality of video cameras.
Fig. 2 is the functional block diagram of a preferred embodiment of the present invention.
Fig. 3 A, Fig. 3 B, Fig. 3 C and Fig. 3 D are the circuit diagrams of a video input block in a preferred embodiment of the present invention.
Fig. 4 A, Fig. 4 B and Fig. 4 C are the circuit diagrams of an analog digital converting unit in a preferred embodiment of the present invention.
Fig. 5 A, Fig. 5 B, Fig. 5 C and Fig. 5 D are the circuit diagrams of another analog digital converting unit in a preferred embodiment of the present invention.
Fig. 6 A, Fig. 6 B and Fig. 6 C be in a preferred embodiment of the present invention in the video processing unit the many picture segmentation of an AL37204 monitor the circuit diagram of control chip.
Fig. 7 A and Fig. 7 B are the circuit diagrams of a memory chip in the video processing unit described in a preferred embodiment of the present invention.
Fig. 8 A and Fig. 8 B are the circuit diagrams of a main control unit in a preferred embodiment of the present invention.
Fig. 9 A is the synoptic diagram that the picture of the divided frame picture signal in a preferred embodiment of the present invention comprises five sprites.
Fig. 9 B is the synoptic diagram that the picture of the divided frame picture signal in a preferred embodiment of the present invention comprises six sprites.
Figure 10 is a process flow diagram of cutting apart setting program in a preferred embodiment of the present invention.
Figure 11 is the process flow diagram of a switching display routine in a preferred embodiment of the present invention.
Figure 12 A is the picture of obstacle distance before the shown car of a preferred embodiment of the present invention.
Figure 12 B is the picture of the shown distance between car and obstruction of a preferred embodiment of the present invention.
Figure 13 is the circuit diagram of a display driver circuit in a preferred embodiment of the present invention.
Figure 14 is the circuit diagram of a touch-control command conversion circuit in a preferred embodiment of the present invention.
Drawing reference numeral
10 video input blocks
11 images source
20 analog digital converting unit
The video decoded chip of 21AL240
The video decoded chip of 22AL244
30 video processing units
The many picture segmentation of 31AL37204 monitor control chip
32 memory chips
40 user interfaces
50 main control units
The 51TP2804L single-chip
60 display units
61 display driver circuits
611 filtering circuits
62 touch-control command conversion circuit
70 astern radar devices
Embodiment
About display device for mounting on vehicle of the present invention, can be installed on arbitrary vehicle, for example general compact car, truck or Combination Truck Tractor-trailer etc., as shown in Figure 1, below being to illustrate as an example to be installed on general Combination Truck Tractor-trailer, is to be provided with among a front left side video camera C1, a forward right side video camera C2, the left rear side video camera C3, a rear side video camera C5 and a right lateral side video camera C6 on the rear side video camera C4, on the pantec of described Combination Truck Tractor-trailer.Please further consult shown in Figure 2ly, described display device for mounting on vehicle is to comprise a plurality of video input blocks 10, at least one analog digital converting unit 20, a video processing unit 30, a user interface 40, a main control unit 50 and a display unit 60.
Above-mentioned video input block 10 is to originate 11 for connecting a plurality of images one to one, and to obtain picture signal, described image source 11 can be video camera, GPS device, video disc playing device, Digital Television or other possible picture signals output source; In present embodiment, described image source 11 comprises described front left side video camera C1, forward right side video camera C2, left rear side video camera C3, middle rear side video camera C4, last rear side video camera C5, right lateral side video camera C6, one GPS device (not shown), an one Digital Television (not shown) and a video disc playing device (not shown), this display device for mounting on vehicle then has 20 video input blocks 10, the detailed circuit of described these video input blocks 10 is as Fig. 3 A, Fig. 3 B, shown in Fig. 3 C and Fig. 3 D, be to connect described video disc playing device, be connected described front left side video camera C1 with 13 by two video signal connectors 12 by a S-Video connector 11, forward right side video camera C2, left rear side video camera C3, middle rear side video camera C4, last rear side video camera C5, right lateral side video camera C6, GPS device and Digital Television.
Above-mentioned at least one analog digital converting unit 20 is to connect described video input block 10, and video input block 10 obtained picture signals are carried out digitizing conversion back output; In present embodiment, this display device for mounting on vehicle is to have two analog digital converting unit 20, each analog digital converting unit 20 connects a plurality of video input blocks 10 respectively, the detailed circuit of described again two analog digital converting unit 20 is shown in Fig. 4 A, Fig. 4 B, Fig. 4 C and Fig. 5 A, Fig. 5 B, Fig. 5 C, Fig. 5 D, and described two analog digital converting unit 20 are made up of video decoded chip 21 of an AL240 and the video decoded chip 22 of an AL244 respectively.
Above-mentioned video processing unit 30 is by described analog digital converting unit 20 and video input block 10, and obtain picture signal from described a plurality of images source 11, described again video processing unit 30 is exported after described a plurality of picture signals can being integrated into a divided frame picture signal, and the detailed circuit of described video processing unit 30 is shown in Fig. 6 A, Fig. 6 B, Fig. 6 C and Fig. 7 A, Fig. 7 B, be made up of many picture segmentation supervision control chips 31 of an AL37204 and a memory chip 32, wherein said memory chip 32 is to use for the register map image signal.
Above-mentioned user interface 40 is for user's operation, and exports picture ordering setting signal according to user's operation; One concrete way is to make described user interface 40 comprise a RS232 connectivity port, and the user can utilize a notebook computer to connect described RS232 connectivity port, and to described user interface 40 input picture ordering setting signals.
Above-mentioned main control unit 50 is to connect described video processing unit 30 and user interface 40, described again main control unit is to store one to cut apart setting program, when described main control unit 50 is obtained picture ordering setting signal by user interface 40, promptly control described video processing unit 30 and produce a divided frame picture signal, number according to sprite in the picture of picture ordering setting signal change divided frame picture signal, sprite for example, two sprites, four sprites, five sprites or six sprites etc., and select the picture signal of taking from described a plurality of images source 11 for use, the display position of the picture of each picture signal in the picture of column split picture signal side by side, the detailed circuit of main control unit 50 is made up of a TP2804L single-chip 51 as described in shown in Fig. 8 A and Fig. 8 B promptly being; Please further consult shown in Fig. 9 A, described main control unit 50 is to make the picture of divided frame picture signal have five sprites according to picture ordering setting signal, it comprises an A sprite, a B sprite, a C sprite, a D sprite and an E sprite, and the picture signal that described main control unit 50 is play according to selected five desires of described picture ordering setting signal, and the specify image signal shows on the sprite of correspondence; Please further consult shown in Fig. 9 B again, described main control unit 50 is to make the picture of divided frame picture signal have six sprites according to picture ordering setting signal, it comprises an A sprite, a B sprite, a C sprite, a D sprite, an E sprite and a F sprite, and the picture signal that described main control unit 50 is play according to selected six desires of described picture ordering setting signal, and the specify image signal shows on the sprite of correspondence.
In present embodiment, described main control unit 50 can be further store a current configuration settings according to described picture ordering setting signal, please further consults shown in Figure 10ly, and the described setting program of cutting apart is further to comprise the following steps:
Read current configuration settings 1001;
The control of video processing unit produces a divided frame picture signal 1002 according to current configuration settings, for example described current configuration settings comprises that the picture of setting the divided frame picture signal has six sprites, and the picture signal that makes front left side video camera C1 is shown in the A sprite among Fig. 9 B, the picture signal of rear side video camera C4 is shown in the B sprite among Fig. 9 B in the order, make the picture signal of forward right side video camera C2 be shown in C sprite among Fig. 9 B, make the picture signal of left rear side video camera C3 be shown in D sprite among Fig. 9 B, make the picture signal of GPS device be shown in E sprite among Fig. 9 B, the picture signal of rear side video camera C5 is shown in the F sprite among Fig. 9 B in the order;
Judged whether to receive picture ordering setting signal 703;
Promptly do not continue to have judged whether to receive picture ordering setting signal 703 if receive, otherwise then store and cover current configuration settings 704 with the picture ordering setting signal of receiving, and the control of video processing unit produces a divided frame picture signal 705 according to new current configuration settings, for example described new current configuration settings comprises that the picture of setting the divided frame picture signal has a sprite, and makes the picture signal of GPS device be shown in the picture of divided frame picture signal.
In addition, this display device for mounting on vehicle can further produce different divided frame picture signals according to the driving states of vehicle, and can be by the picture configuration of user according to the divided frame picture signal of institute's desire demonstration under the different driving states of fancy setting, for this reason, described main control unit 50 is the driving states that further can detect vehicle, and store one and switch display routine, one reversing configurations shown is set and a static configurations shown is set, wherein said reversing configurations shown is set and static configurations shown is set and can be preestablished by described user interface 40 by the user, and described switching display routine is the driving states according to vehicle, for example to overtake, travel backward or stationary state, and control described video processing unit 30 in vehicle ' during in different conditions, set according to the reversing configurations shown respectively or static configurations shown is set to produce and had the combination of different images signal and the divided frame picture signal of different display positions; Preferably, described main control unit 50 is to be to be in the gear that advances, to retreat gear or neutral gear etc. by described driving states test side 52 by the gear that detects vehicle, and is judged driving states; Please further consult shown in Figure 11ly, described switching display routine comprises the following steps:
Detect the driving states 1101 of vehicle;
Judge the driving states 1102 of vehicle;
If the driving states of vehicle is to be state to overtake, then the control of video processing unit produces a divided frame picture signal 1103 according to current configuration settings;
If the driving states of vehicle is to be transport condition backward, then the control of video processing unit is set according to the reversing configurations shown and is produced a divided frame picture signal 1104, for example described reversing configurations shown is set and is comprised that the picture of setting the divided frame picture signal has five sprites, and the picture signal that makes front left side video camera C1 is shown in the A sprite among Fig. 9 A, the picture signal of rear side video camera C4 is shown in the B sprite among Fig. 9 A in the order, make the picture signal of forward right side video camera C2 be shown in C sprite among Fig. 9 A, make the picture signal of left rear side video camera C3 be shown in D sprite among Fig. 9 A, the picture signal of rear side video camera C5 is shown in the E sprite among Fig. 9 A in the order;
If the driving states of vehicle is to be stationary state, then the control of video processing unit is set according to static configurations shown and is produced a divided frame picture signal 1105, for example described reversing configurations shown is set and is comprised that the picture of setting the divided frame picture signal has a sprite, and makes the picture signal of Digital Television or video disc playing device be shown in the picture of divided frame picture signal.
Moreover, described main control unit 50 can further connect an astern radar device 70 again, and store a superposition image output program, but before wherein said astern radar device 70 inspection vehicles or the obstacle distance behind the car and export range data, described superposition image output program is then when obtaining the measured range data of described astern radar device 70, with described range data and specific graph image signal combination, the data superposition that makes range data is in the picture of described specific graph image signal, it shown in Figure 12 A and Figure 12 B the picture of representing respectively before the car with the distance of car and obstruction, then more described superposition there is the graph image signal transmission of range data to give described video processing unit 30, said video processing unit 30 promptly can be with described main control unit 50 as another image source, exports after having the graph image signal of range data and other picture signals to be integrated into a divided frame picture signal described superposition; For example when the driving states of vehicle be for to overtake, then the graph image signal of Figure 12 A can be shown in the E sprite among Fig. 9 B, again when the driving states of vehicle for travelling backward, then the graph image signal among Figure 12 B can be shown in the A sprite among Fig. 9 A.
Above-mentioned display unit 60 connects described video processing unit 30, receives and shows the divided frame picture signal that described video processing unit 30 is exported; In addition, if use touch control display as display unit 60, then described display unit 60 can be combined with user interface 40, described touch control display comprises:
One display driver circuit 61 is to connect described video processing unit 30, and manifests the picture of described divided frame picture signal on touch control display, promptly is the detailed circuit of described display driver circuit 61 as shown in figure 13, comprises several filtering circuits 611;
One touch-control command conversion circuit 62, be to connect described main control unit 50, and the coordinate signal that the panel of described touch control display is touched is converted to described picture ordering setting signal, give described main control unit 50 and transmit, promptly be the detailed circuit of described touch-control command conversion circuit 62 as shown in figure 14, be mainly to constitute by an AtMega8 single-chip 621 and a connector J2, wherein said connector J2 connects described AtMega8 single-chip 621, and the coordinate signal that touched of the panel that receives described touch control display, described AtMega8 single-chip 621 is sent to described main control unit 50 after then described coordinate signal being converted to picture ordering setting signal.
Obtaining of the coordinate signal that is touched about the panel of described touch control display, the one embodiment can be in the picture signal that video processing unit 30 is exported, further superposition one is set the option pattern, or export one in addition and set the menu picture for user's operation, when described user touches the panel surface of described display driver circuit 61, described display driver circuit 61 promptly can be sent a touching signals and give described touch-control command conversion circuit 62, realize means more specifically, be the known technology of touch control display industry, so do not describe in detail at this.
Utilize above-mentioned technological means, the user can adjust the sprite number of the picture of divided frame picture signal on demand, or to show the picture of which picture signal and the display position of each sprite in each sprite, even the user can be set in advance in the divided frame picture signal that institute's desire shows under the different driving states, for example, when vehicle travel backwards, the user can set order the most close driver's the shown picture signal in position be from video camera behind the car, when vehicle to overtake the time, then the most close driver's the shown picture signal in position is from the GPS device, thus, can be at user different demand or the residing different driving states of vehicle, and show that by display unit 60 different pictures watches for the user.
From the above, because the user can freely adjust described display unit 60 picture displayed of answering and configuration, therefore bigger elasticity arranged in the use; In addition, this display device for mounting on vehicle again can be according to different driving states, provide the user to preestablish different configurations shown, and automatically with the driving state change, and present on described display unit 60 according to the configurations shown that the user sets, be can provide with, this display device for mounting on vehicle to be fit to the required display frame of different driving states, then should show image behind the car when for example moveing backward, so will effectively increase traffic safety.
Though the present invention discloses in previous embodiment, be not limited in content mentioned in the previous embodiment, any variation and the modification done without departing from the spirit and scope of the present invention all belong to protection scope of the present invention.
In sum, the present invention has possessed remarkable efficacy and has promoted, and meets the patent of invention important document, therefore mentions application in accordance with the law.
Claims (10)
1. a display device for mounting on vehicle is characterized in that, described device comprises:
One video processing unit is obtained picture signal from a plurality of images source;
One user interface is exported picture ordering setting signal;
One main control unit, connect described video processing unit and user interface, described again main control unit is to store one to cut apart setting program, when described main control unit is obtained picture ordering setting signal by user interface, promptly control described video processing unit and produce a divided frame picture signal, and change the number of sprite in the picture of divided frame picture signal according to picture ordering setting signal, and select the picture signal of taking from described a plurality of images source for use, and the display position of the picture of each picture signal in the picture of arrangement divided frame picture signal;
One display unit connects described video processing unit, receives and shows described divided frame picture signal.
2. display device for mounting on vehicle as claimed in claim 1 is characterized in that, described main control unit further stores a current configuration settings according to described picture ordering setting signal, and the described setting program of cutting apart comprises the following steps:
Read current configuration settings;
The control of video processing unit produces a divided frame picture signal according to current configuration settings;
Judged whether to receive picture ordering setting signal;
If do not receive and promptly continue to have judged whether to receive picture ordering setting signal, cover current configuration settings otherwise then store, and the control of video processing unit produces a divided frame picture signal according to new current configuration settings with the picture ordering setting signal of receiving.
3. display device for mounting on vehicle as claimed in claim 1 or 2, it is characterized in that, described main control unit further detects the driving states of vehicle, and store one switch display routine, a reversing configurations shown is set and a static configurations shown is set, described switching display routine is the driving states according to vehicle, and control described video processing unit in vehicle ' during in different conditions, set according to the reversing configurations shown respectively or static configurations shown is set to produce and had the combination of different images signal and the divided frame picture signal of different display positions.
4. as claim the 3 described display device for mounting on vehicle, it is characterized in that described reversing configurations shown is set and static configurations shown is set by described user interface setting, and described switching display routine comprises the following steps:
Detect the driving states of vehicle;
Judge the driving states of vehicle;
If the driving states of vehicle is for to overtake, then the control of video processing unit is complied with current configuration settings and is produced a divided frame picture signal;
If the driving states of vehicle is for travelling backward, then the control of video processing unit is set according to the reversing configurations shown and is produced a divided frame picture signal;
If the driving states of vehicle is a stationary state, then the control of video processing unit is set according to static configurations shown and is produced a divided frame picture signal.
5. display device for mounting on vehicle as claimed in claim 1 or 2, it is characterized in that, described main control unit is further obtained the range data of astern radar device output, and store a superposition image output program, described superposition image output program is when obtaining range data, with described range data and specific graph image signal combination, the data superposition that makes range data is in the picture of described specific graph image signal, after to the video processing unit of exporting, make described video processing unit that described main control unit is considered as another image source.
6. display device for mounting on vehicle as claimed in claim 4, it is characterized in that, described main control unit is further obtained the range data of astern radar device output, and store a superposition image output program, described superposition image output program is when obtaining range data, with described range data and specific graph image signal combination, the data superposition that makes range data in the picture of described specific graph image signal, after to the video processing unit of exporting.
7. display device for mounting on vehicle as claimed in claim 1 or 2 is characterized in that, described display unit and user interface are to be integrated into a touch control display, and it comprises:
One display driver circuit connects described video processing unit, and manifests the picture of described divided frame picture signal on touch control display;
One touch-control command conversion circuit connects described main control unit, and the coordinate signal that the panel of described touch control display is touched is converted to described picture ordering setting signal, gives described main control unit and transmit.
8. display device for mounting on vehicle as claimed in claim 6 is characterized in that, described display unit and user interface are to be integrated into a touch control display, and it comprises:
One display driver circuit connects described video processing unit, and manifests the picture of described divided frame picture signal on touch control display;
One touch-control command conversion circuit connects described main control unit, and the coordinate signal that the panel of described touch control display is touched is converted to described picture ordering setting signal, gives described main control unit and transmit.
9. display device for mounting on vehicle as claimed in claim 1 or 2 is characterized in that, described device further comprises:
Many videos input block is for connecting a plurality of images source one to one, to obtain picture signal; And
At least one analog digital converting unit connects described video input block and video processing unit, and the picture signal that the video input block is obtained is carried out digitizing conversion back output and given described video processing unit.
10. display device for mounting on vehicle as claimed in claim 8 is characterized in that, described device further comprises:
Many videos input block is for connecting a plurality of images source one to one, to obtain picture signal; And
At least one analog digital converting unit connects described video input block and video processing unit, and the picture signal that the video input block is obtained is carried out digitizing conversion back output and given described video processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910126101A CN101819757A (en) | 2009-02-27 | 2009-02-27 | Vehicle-mounted displaying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910126101A CN101819757A (en) | 2009-02-27 | 2009-02-27 | Vehicle-mounted displaying device |
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| CN101819757A true CN101819757A (en) | 2010-09-01 |
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| CN200910126101A Pending CN101819757A (en) | 2009-02-27 | 2009-02-27 | Vehicle-mounted displaying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102859326A (en) * | 2011-03-23 | 2013-01-02 | 株式会社电装 | Vehicle display apparatus |
| CN109947313A (en) * | 2019-02-21 | 2019-06-28 | 贵安新区新特电动汽车工业有限公司 | Vehicle-carrying display screen divides display methods and device |
| CN113259750A (en) * | 2015-08-06 | 2021-08-13 | 麦克赛尔株式会社 | Broadcast receiving apparatus |
-
2009
- 2009-02-27 CN CN200910126101A patent/CN101819757A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102859326A (en) * | 2011-03-23 | 2013-01-02 | 株式会社电装 | Vehicle display apparatus |
| CN102859326B (en) * | 2011-03-23 | 2015-06-17 | 株式会社电装 | Vehicle display apparatus |
| CN113259750A (en) * | 2015-08-06 | 2021-08-13 | 麦克赛尔株式会社 | Broadcast receiving apparatus |
| CN113259750B (en) * | 2015-08-06 | 2023-02-03 | 麦克赛尔株式会社 | Image display device |
| CN109947313A (en) * | 2019-02-21 | 2019-06-28 | 贵安新区新特电动汽车工业有限公司 | Vehicle-carrying display screen divides display methods and device |
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Open date: 20100901 |