CN104175959A - 360-degree panoramic parking assistance system - Google Patents
360-degree panoramic parking assistance system Download PDFInfo
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- CN104175959A CN104175959A CN201410430801.1A CN201410430801A CN104175959A CN 104175959 A CN104175959 A CN 104175959A CN 201410430801 A CN201410430801 A CN 201410430801A CN 104175959 A CN104175959 A CN 104175959A
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Abstract
The invention discloses a 360-degree panoramic parking assistance system which comprises an MCU (microprocessor control unit) integrated circuit, a front camera, a rear camera, a left camera, a right camera, a 360-degree video module, a 360-degree panoramic video output circuit, a left turning detecting circuit, a right turning detecting circuit and a reversing detecting circuit. The front camera, the rear camera, the left camera and the right camera are distributed at four angles of an automobile so as to acquire front, rear, left and right image data by means of photographing; an input end of the 360-degree video module is connected with output ends of the front camera, the rear camera, the left camera and the right camera; the 360-degree panoramic video output circuit is connected with an output end of the 360-degree video module and is used for outputting 360-degree panoramic image data and front, rear, left and right one-way image data. The 360-degree panoramic parking assistance system has the advantages that rear/left/right and panoramic photographed images can be displayed via a vehicular display, so that one-way vision conditions of the automobile can be clearly seen, and the automobile can be turned safely and easily; the panoramic photographed images are small, the small images can be observed, accordingly, surrounding conditions of the automobile can be clearly seen when the automobile is turned, dead space positions can be prevented, and the automobile can be safely parked.
Description
Technical field
The present invention relates to automotive field, especially a kind of 360 degree panoramic parking assist systems.
Background technology
At present a lot of automobiles be all provided with video equipments such as DVD video player, back-up video camera or drive recorder for entertainment, security monitoring and assist reversing to use; Existing problems are: existing back-up video systemic-function is simple, time to see the situation after car in reversing, cannot see the situation of the right and left during reversing only, after cannot leaning on it to observe car while normally driving a vehicle and the situation of car the right and left; Driving recording aspect, what generally use now is single channel drive recorder, is conventionally all just used for recording the driving situation before automobile, when automobile is left and right or bump, cannot record evidence obtaining below.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of safe, convenient, intelligentized 360 degree panoramic parking assist systems.
The technical solution used in the present invention is:
360 degree panoramic parking assist systems, comprise
One MCU integrated circuit, as the central process unit of native system, controls the work of connected circuit module;
All around four-way CCD camera, is distributed in four angles of automobile with picked-up view data all around;
One 360 ° of video modules, the input end of this module is connected with the mouth of four-way CCD camera all around, in order to view data is all around synthesized to 360 ° of panoramic picture data;
One 360 ° of panoramic video output circuits, this circuit is connected with the mouth of 360 ° of video modules, and in order to export 360 ° of panoramic picture data and unidirectional view data all around, this circuit is controlled by MCU integrated circuit;
One left steering testing circuit, this circuit for detection of automobile whether left-handed turning to, and be connected to transmit detection information with MCU integrated circuit;
One right steering testing circuit, this circuit for detection of automobile whether right-hand turning to, and be connected to transmit detection information with MCU integrated circuit;
One reversing testing circuit, whether this circuit moves backward for detection of automobile, and is connected to transmit detection information with MCU integrated circuit.
Further, it also comprises telltale trigger circuit, and this circuit is connected with MCU integrated circuit, and for starting Vehicular display device, the video data input end of this Vehicular display device is connected with described 360 ° of panoramic video output circuit mouths.
Further, it also comprises automobile speed per hour testing circuit, and this circuit is connected with an input port of MCU integrated circuit, in order to detect the real-time speed of automobile and to feed back to MCU integrated circuit.
Further, it also comprises a manual control circuit, and this circuit is connected with an input port of MCU integrated circuit, in order to manual control video output.
Further, it also comprises driving recording video output circuit, and this circuit is connected with MCU integrated circuit, 360 ° of video modules respectively, in order to export the driving recording of automobile.
Further, it also comprises a function switch circuit and a RAM (random access memory) card circuit, this function switch circuit is connected with MCU integrated circuit, this RAM (random access memory) card circuit is connected with 360 ° of video modules, this MCU integrated circuit is connected with 360 ° of video modules, and this function switch circuit is controlled the external RAM (random access memory) card of RAM (random access memory) card circuit 360 ° of video modules are carried out to software upgrading.
Further, it also comprises car emergency lamp, and this car emergency lamp is connected with described MCU integrated circuit.
In addition, it also comprises a direct current power supply input circuit, and the MCU feed circuit that are electrically connected with this direct supply input circuit mouth, 360 ° of module for power supply circuit, camera power circuit, the mouth of these MCU feed circuit is connected with the power end of described MCU integrated circuit, these 360 ° of module for power supply circuit are connected with the power end of described 360 ° of video modules, and the mouth of this camera power circuit is connected with described four-way CCD camera all around by camera feed circuit.
Further, it also comprises the power indicating circuit of a connection direct supply input circuit.
Beneficial effect of the present invention:
1, the present invention adopts reversing testing circuit, when automobile being detected and enter reversing state, after showing by Vehicular display device+panoramic shooting image; Photographed images is that large figure can clearly see situation after car below, makes reversing become safer, easier; Panoramic shooting image is little figure, can when reversing, by observing little figure, see the motor vehicle environment situation of (comprising that automobile all around) clearly, does not stay position, dead angle, makes to park safer;
2, the present invention adopts left steering testing circuit, when system detects automobile left steering, by Vehicular display device, shows the left side+panoramic shooting image; Left side photographed images is that large figure can clearly see car left side road conditions, panoramic shooting image is little figure, can when automobile left steering, by observing little figure, see the motor vehicle environment road conditions of (comprising that automobile all around) clearly, not stay position, dead angle, make automobile left steering safer;
3, the present invention adopts right steering testing circuit, when system detects Automobile Right and turns to, by Vehicular display device, shows the right side+panoramic shooting image; Right side photographed images is that large figure can clearly see car right side road conditions, panoramic shooting image is little figure, can when Automobile Right turns to, by observing little figure, see the motor vehicle environment road conditions of (comprising that automobile all around) clearly, not stay position, dead angle, Automobile Right be turned to safer;
4, the present invention adopts left and right steering detection circuit, when system detects left and right lamp when flicker (during opening automobile emergency light) that turns of automobile, by Vehicular display device, shows the left side+right side photographed images; Make person for driving a car in case of emergency can see more easily the road conditions on vehicle right and left both sides clearly;
5, the present invention adopts automobile speed per hour testing circuit, when automobile, automatically closes video display function during in high-speed travel state, automatically opens video display function during automobile low speed driving; Make system performance more scientific, more realistic operating needs;
6, the present invention adopts manual control output circuit, and the system control method of making more comprehensively, more diversified;
7, the present invention adopts driving recording video output circuit, can provide panorama driving recording video for the drive recorder of apolegamy, makes driving recording more comprehensively, drives a vehicle safer;
8, the present invention adopts function switch circuit and RAM (random access memory) card circuit, and this function switch circuit is controlled the external RAM (random access memory) card of RAM (random access memory) card circuit 360 ° of video modules are carried out to software upgrading, to meet the demand of user to 360 ° of up-to-date panoramic video treatment technologies of video module.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Fig. 1 is the functional block diagram of the present invention's 360 degree panoramic parking assist systems;
Fig. 2 is the circuit diagram of MCU integrated circuit;
Fig. 3 is this circuit diagram of four-way CCD camera all around;
Fig. 4 is the circuit diagram of 360 ° of video modules;
Fig. 5 is the circuit diagram of 360 ° of panoramic video output circuits;
Fig. 6 is the circuit diagram of left steering testing circuit;
Fig. 7 is the circuit diagram of right steering testing circuit;
Fig. 8 is the circuit diagram of reversing testing circuit;
Fig. 9 is the circuit diagram of telltale trigger circuit;
Figure 10 is the circuit diagram of automobile speed per hour testing circuit;
Figure 11 is the circuit diagram of manual control circuit;
Figure 12 is the circuit diagram of driving recording video output circuit;
Figure 13 is the circuit diagram of function switch circuit;
Figure 14 is the circuit diagram of RAM (random access memory) card circuit;
Figure 15 is the circuit diagram of electric power system of the present invention;
Figure 16 is the circuit diagram of camera feed circuit.
The specific embodiment
As shown in Figure 1, for a kind of 360 degree panoramic parking assist systems of the present invention, comprise
One MCU integrated circuit 11, as the central process unit of native system, controls the work of connected circuit module, Figure 2 shows that the circuit diagram of this MCU integrated circuit 11;
All around four-way CCD camera 13, are distributed in four angles of automobile with picked-up view data all around, Figure 3 shows that this circuit diagram of four-way CCD camera 13 all around;
One 360 ° of video modules 14, the input end of this module is connected with the mouth of four-way CCD camera 13 all around, in order to view data is all around synthesized to 360 ° of panoramic picture data; Figure 4 shows that the circuit diagram of these 360 ° of video modules 14, and 360 ° of video modules 14 patent of invention that the number of being applied has been 201410108069.6 in the present invention/a kind of auto-panorama camera calibration device is disclosed, so this module does not exist the inadequate problem that discloses;
One 360 ° of panoramic video output circuits 17, this circuit is connected with the mouth of 360 ° of video modules 14, and in order to export 360 ° of panoramic picture data and unidirectional view data all around, this circuit is controlled by MCU integrated circuit 11; As shown in Figure 5, be the circuit diagram of these 360 ° of panoramic video output circuits 17;
One left steering testing circuit 3, this circuit for detection of automobile whether left-handed turning to, and be connected to transmit detection information with MCU integrated circuit 11; As Fig. 6, left steering testing circuit 3 is comprised of aerotron Q1, resistance R 2, R4, R18, its input end is connected with left steering modulating signal, in existing traffic, drive under rule, when automobile left steering, need to turn on left steering lamp, thereby left steering testing circuit 3 collects left steering level signal, aerotron Q1 conducting, MCU integrated circuit 11 is received left steering information, just can control video output;
One right steering testing circuit 4, this circuit for detection of automobile whether right-hand turning to, and be connected to transmit detection information with MCU integrated circuit 11; As Fig. 7, right steering testing circuit 4 is comprised of aerotron Q2, resistance R 5, R7, R20, its input end is connected with right steering modulating signal, in existing traffic, drive under rule, when Automobile Right turns to, need to turn on right steering lamp, thereby right steering testing circuit 4 collects right steering level signal, aerotron Q2 conducting, MCU integrated circuit 11 is received right steering information, just can control video output;
One reversing testing circuit 5, whether this circuit moves backward for detection of automobile, and is connected to transmit detection information with MCU integrated circuit 11; As Fig. 8, reversing testing circuit 5 is comprised of aerotron Q3, resistance R 6, R8, R19, its input end is connected with backing-up lamp signal, in existing traffic, drive under rule, when reversing automobile, need to open backing-up lamp, thereby reversing testing circuit 5 collects reversing level signal, aerotron Q3 conducting, MCU integrated circuit 11 is received right steering information, just can control video output;
In this programme, adopting left and right, to move backward steering indicating light switch as shifted input signal, is only one embodiment of the present of invention; The all right 3-axis acceleration sensor (gyroscope) of the present invention detects the turn sign of automobile, is then directly transferred to MCU integrated circuit 11 and controls video output.
Further, as Fig. 9, native system also comprises telltale trigger circuit 19, and this circuit is connected with MCU integrated circuit 11, and for starting Vehicular display device, the video data input end of this Vehicular display device is connected with described 360 ° of panoramic video output circuit 17 mouths.
Further, as Figure 10, it also comprises automobile speed per hour testing circuit 1 native system, and this circuit is connected with an input port of MCU integrated circuit 11, in order to detect the real-time speed of automobile and to feed back to MCU integrated circuit 11.It adopts low-power consumption dual operational amplifier LM2904 to connect speed per hour detection line;
Based on foregoing circuit modular construction, native system can be realized automatic control mode:
After ACC ON system powers on, show immediately video above, system enters automatic mode.
In automatic mode:
1) reverse is controlled
Enter reverse, after automatically showing+panoramic shooting image; Exit after reversing, before demonstration+enter readiness for action after panoramic shooting image XX or XX second (can arrange).The present invention adopts reversing testing circuit 5, when automobile being detected and enter reversing state, after showing by Vehicular display device+panoramic shooting image; Photographed images is that large figure can clearly see situation after car below, makes reversing become safer, easier; Panoramic shooting image is little figure, can when reversing, by observing little figure, see the motor vehicle environment situation of (comprising that automobile all around) clearly, does not stay position, dead angle, makes to park safer;
2) left steering lamp is controlled
If low vehicle speeds, turns on left steering lamp, automatically show the left side+panoramic shooting image, after close before rear demonstration+panoramic shooting image XX of left steering lamp or XX second (can arrange), enter readiness for action.The present invention adopts left steering testing circuit 3, when system detects automobile left steering, by Vehicular display device, shows the left side+panoramic shooting image; Left side photographed images is that large figure can clearly see car left side road conditions, panoramic shooting image is little figure, can when automobile left steering, by observing little figure, see the motor vehicle environment road conditions of (comprising that automobile all around) clearly, not stay position, dead angle, make automobile left steering safer;
3) right steering lamp is controlled
If low vehicle speeds, turns on right steering lamp, automatically show the right+panoramic shooting image, after close before rear demonstration+panoramic shooting image XX of right steering lamp or XX second (can arrange), enter readiness for action.The present invention adopts right steering testing circuit 4, when system detects Automobile Right and turns to, by Vehicular display device, shows the right side+panoramic shooting image; Right side photographed images is that large figure can clearly see car right side road conditions, panoramic shooting image is little figure, can when Automobile Right turns to, by observing little figure, see the motor vehicle environment road conditions of (comprising that automobile all around) clearly, not stay position, dead angle, Automobile Right be turned to safer;
4) two flashing lights are controlled
If low vehicle speeds, opens two flashing lights (emergency light), automatically show the left side+the right photographed images, after close before rear demonstration+panoramic shooting image XX of two flashing lights or XX second (can arrange), enter readiness for action.The present invention adopts left and right steering detection circuit 4, when system detects left and right lamp when flicker (during opening automobile emergency light) that turns of automobile, by Vehicular display device, shows the left side+right side photographed images; Make person for driving a car in case of emergency can see more easily the road conditions on vehicle right and left both sides clearly;
5) high vehicle speeds under automatic mode, enters standby mode (open left/right steering indicating light and do not trigger video system).If after this speed of a motor vehicle enters lower-speed state again, system automatic activation, before demonstration+panoramic shooting image XX enters readiness for action after second.
As further optimization of the present invention, for making system control method more comprehensively, more diversified, native system also comprises a manual control circuit 2, and as Figure 11, this circuit is connected with an input port of MCU integrated circuit 11, in order to manual control video output.
Under manual master mode
1) F/R switch is controlled:
I. under automatic mode, press F/R switch for the first time, before showing for a long time+panoramic shooting image.
Ii. press F/R switch for the second time, after showing for a long time+panoramic shooting image.
Iii. press F/R switch for the third time, system enters readiness for action automatically.
2) L/R switch is controlled:
I. under automatic mode, press L/R switch for the first time, show for a long time the left side+the right photographed images.
Ii. press L/R switch for the second time, system enters readiness for action automatically.
3) longly press F/R key or L/R key enters readiness for action for 3 seconds.After this long press any key 3 seconds or twice continuous key-press over 1 second manual activation system.
Further, it also comprises driving recording video output circuit 16, as Figure 12, this circuit is connected with 11,360 ° of video modules 14 of MCU integrated circuit respectively, in order to export the driving recording of automobile, can provide panorama driving recording video for the drive recorder of apolegamy, make driving recording more comprehensively, drive a vehicle safer;
Further, it also comprises a function switch circuit 18(Figure 13) and a RAM (random access memory) card circuit 15(Figure 14), this function switch circuit 18 is connected with MCU integrated circuit 11, this RAM (random access memory) card circuit 15 is connected with 360 ° of video modules 14, this MCU integrated circuit 11 is connected with 360 ° of video modules 14, this function switch circuit 18 is controlled RAM (random access memory) card circuit 15 external RAM (random access memory) card 360 ° of video modules 14 is carried out to software upgrading, to meet the demand of user to 360 ° of up-to-date panoramic video treatment technologies of video module 14.
In addition, as Figure 15, for electric power system circuit of the present invention, it also comprises a direct current power supply input circuit 7, and the MCU feed circuit 10 that are electrically connected with this direct supply input circuit 7 mouths, 360 ° of module for power supply circuit 9, camera power circuit 8, the mouth of these MCU feed circuit 10 is connected with the power end of described MCU integrated circuit 11, these 360 ° of module for power supply circuit 9 are connected with the power end of described 360 ° of video modules 14, the mouth of this camera power circuit 8 by a camera feed circuit 12(as Figure 16) with as described in all around four-way CCD camera 13 be connected, it also comprises the power indicating circuit 6 of a connection direct supply input circuit 7.
The foregoing is only preferential embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, as long as within the technical scheme that realizes the object of the invention with basic identical means all belongs to protection scope of the present invention.
Claims (9)
1. 360 degree panoramic parking assist systems, is characterized in that: comprise
One MCU integrated circuit, as the central process unit of native system, controls the work of connected circuit module;
All around four-way CCD camera, is distributed in four angles of automobile with picked-up view data all around;
One 360 ° of video modules, the input end of this module is connected with the mouth of four-way CCD camera all around, in order to view data is all around synthesized to 360 ° of panoramic picture data;
One 360 ° of panoramic video output circuits, this circuit is connected with the mouth of 360 ° of video modules, and in order to export 360 ° of panoramic picture data and unidirectional view data all around, this circuit is controlled by MCU integrated circuit;
One left steering testing circuit, this circuit for detection of automobile whether left-handed turning to, and be connected to transmit detection information with MCU integrated circuit;
One right steering testing circuit, this circuit for detection of automobile whether right-hand turning to, and be connected to transmit detection information with MCU integrated circuit;
One reversing testing circuit, whether this circuit moves backward for detection of automobile, and is connected to transmit detection information with MCU integrated circuit.
2. according to claim 1 a kind of 360 spend panoramic parking assist systems, it is characterized in that: it also comprises telltale trigger circuit, this circuit is connected with MCU integrated circuit, be used for starting Vehicular display device, the video data input end of this Vehicular display device is connected with described 360 ° of panoramic video output circuit mouths.
3. according to claim 1 and 2 a kind of 360 spend panoramic parking assist systems, it is characterized in that: it also comprises automobile speed per hour testing circuit, this circuit is connected with an input port of MCU integrated circuit, in order to detect the real-time speed of automobile and to feed back to MCU integrated circuit.
4. a kind of 360 degree panoramic parking assist systems according to claim 1 and 2, is characterized in that: it also comprises a manual control circuit, and this circuit is connected with an input port of MCU integrated circuit, in order to manual control video output.
5. a kind of 360 degree panoramic parking assist systems according to claim 1 and 2, is characterized in that: it also comprises driving recording video output circuit, and this circuit is connected with MCU integrated circuit, 360 ° of video modules respectively, in order to export the driving recording of automobile.
6. according to claim 1 and 2 a kind of 360 spend panoramic parking assist systems, it is characterized in that: it also comprises a function switch circuit and a RAM (random access memory) card circuit, this function switch circuit is connected with MCU integrated circuit, this RAM (random access memory) card circuit is connected with 360 ° of video modules, this MCU integrated circuit is connected with 360 ° of video modules, and this function switch circuit is controlled the external RAM (random access memory) card of RAM (random access memory) card circuit 360 ° of video modules are carried out to software upgrading.
7. a kind of 360 degree panoramic parking assist systems according to claim 1 and 2, is characterized in that: it also comprises car emergency lamp, and this car emergency lamp is connected with described MCU integrated circuit.
8. according to claim 1 and 2 a kind of 360 spend panoramic parking assist systems, it is characterized in that: it also comprises a direct current power supply input circuit, and the MCU feed circuit that are electrically connected with this direct supply input circuit mouth, 360 ° of module for power supply circuit, camera power circuit, the mouth of these MCU feed circuit is connected with the power end of described MCU integrated circuit, these 360 ° of module for power supply circuit are connected with the power end of described 360 ° of video modules, the mouth of this camera power circuit is connected with described four-way CCD camera all around by camera feed circuit.
9. a kind of 360 degree panoramic parking assist systems according to claim 8, is characterized in that: it also comprises the power indicating circuit of a connection direct supply input circuit.
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| CN201410430801.1A CN104175959A (en) | 2014-08-28 | 2014-08-28 | 360-degree panoramic parking assistance system |
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| CN201410430801.1A CN104175959A (en) | 2014-08-28 | 2014-08-28 | 360-degree panoramic parking assistance system |
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| CN105511824A (en) * | 2015-11-30 | 2016-04-20 | 深圳市灵动飞扬科技有限公司 | Split-screen display method and system |
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| CN109484302A (en) * | 2018-11-23 | 2019-03-19 | 广州路派电子科技有限公司 | A kind of auto-panorama parking assisting system and method for parking |
| CN109552178A (en) * | 2018-12-13 | 2019-04-02 | 广州路派电子科技有限公司 | It is a kind of to be parked the UI frame design method of image system based on 360 ° of panoramas |
| CN111137210A (en) * | 2019-11-28 | 2020-05-12 | 天津津航技术物理研究所 | Vehicle-mounted panoramic observation system |
| CN111674328A (en) * | 2020-06-04 | 2020-09-18 | 纵目科技（上海）股份有限公司 | Display system, terminal and storage medium of panoramic sensing module |
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| CN114040155A (en) * | 2021-10-31 | 2022-02-11 | 中汽院(重庆)汽车检测有限公司 | Panoramic all-around image testing system for vehicle |
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| CN109484302A (en) * | 2018-11-23 | 2019-03-19 | 广州路派电子科技有限公司 | A kind of auto-panorama parking assisting system and method for parking |
| CN109552178A (en) * | 2018-12-13 | 2019-04-02 | 广州路派电子科技有限公司 | It is a kind of to be parked the UI frame design method of image system based on 360 ° of panoramas |
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| WO2021179497A1 (en) * | 2020-03-11 | 2021-09-16 | 李亚军 | Vehicle image display control method and system |
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| CN114040155A (en) * | 2021-10-31 | 2022-02-11 | 中汽院(重庆)汽车检测有限公司 | Panoramic all-around image testing system for vehicle |
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Application publication date: 20141203 |