CN205982629U - Vehicle radar ranging system and vehicle collision avoidance system - Google Patents
Vehicle radar ranging system and vehicle collision avoidance system Download PDFInfo
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- CN205982629U CN205982629U CN201620933373.9U CN201620933373U CN205982629U CN 205982629 U CN205982629 U CN 205982629U CN 201620933373 U CN201620933373 U CN 201620933373U CN 205982629 U CN205982629 U CN 205982629U
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Abstract
The application discloses vehicle radar ranging system and vehicle collision avoidance system, this vehicle radar ranging system including function chip MAX11043, has connected gradually modulating signal preprocessing circuit, radar sensor and high -pass filter circuit between its output and the input, communicate between function chip MAX11043 and the digital signal processing module, digital signal processing module's input is connected with speed sensor, digital signal processing module's output is connected with the display module. The utility model discloses a function chip MAX11043, this chip most independent module function among the intermediate frequency processing module that has integrateed to it amasss, reduces the consumption to strengthen structural stability, to reduce the error, to reduce the circuit face by a wide margin.
Description
Technical field
The application is related to vehicle drive security technology area, and more particularly to a kind of trailer-mounted radar range-measurement system and vehicle are prevented
Hit system.
Background technology
The distance between vehicle anti-collision radar, Auto-Sensing vehicle and barrier and relative velocity, carry out danger judgement.
Vehicle anti-collision radar generally comprises radio-frequency front-end, IF signal processing module and the digital signal realizing being in communication with each other
Processing module, wherein IF signal processing module is composed of multiple units, and including wave filter, signal amplifier, ADC etc., it lacks
Point is：
(1) this structure employs the board-level circuit of multimode, and system stability is poor, is not suitable for life-time service；
(2) because module is numerous, intermodule interface coupling tends to have error, and rate of false alarm is high；
(3) line is long, discrete component is excessive, and interference signal impact is big, and certainty of measurement is relatively low；
(4) board-level circuit area is larger, and whole power consumption is larger, is unfavorable for vehicle-mounted use.
Utility model content
The purpose of this utility model be to provide a kind of high stability, low rate of false alarm, in high precision, the trailer-mounted radar of low-power consumption
Range-measurement system and vehicle bumper systems, to overcome deficiency of the prior art.
For achieving the above object, this utility model provides following technical scheme：
The embodiment of the present application discloses a kind of trailer-mounted radar range-measurement system, including functional chip MAX11043, its outfan
It is connected with modulated signal pretreatment circuit, radar sensor and high-pass filtering circuit, described function core in turn and input between
Communicate between piece MAX11043 and digital signal processing module, the input of described digital signal processing module is connected with speed and passes
Sensor, the outfan of described digital signal processing module is connected with display module.
Preferably, in above-mentioned trailer-mounted radar range-measurement system, described high-pass filtering circuit and functional chip MAX11043
Input between be connected with Anti-aliasing Filter Circuits.
Preferably, in above-mentioned trailer-mounted radar range-measurement system, the outfan of described digital signal processing module is connected with
Alarm module.
Preferably, in above-mentioned trailer-mounted radar range-measurement system, described alarm module is sound generating apparatus and/or light is sent out
Generating apparatus.
Preferably, in above-mentioned trailer-mounted radar range-measurement system, described digital signal processing module is FPGA.
Accordingly, disclosed herein as well is a kind of vehicle bumper systems, including：
Described trailer-mounted radar range-measurement system；
Image capturing system, including the photographic head of image around collection vehicle, this photographic head is connected to described display module
And image is shown on display module in real time；
Processing module, the range information that trailer-mounted radar range-measurement system is obtained is shown on the image of photographic head collection.
Preferably, in above-mentioned vehicle bumper systems, described photographic head at least includes arranging front part of vehicle, left side, the right side
Side and the photographic head at rear portion, are gathered with the full-view image realizing vehicle-surroundings.
Preferably, in above-mentioned vehicle bumper systems, described image acquisition system also includes being arranged on photographic head
Infrared light supply.
Compared with prior art, the utility model has the advantage of：This utility model adopts functional chip MAX11043, should
Most of standalone module function in integrated chip IF process module, thus enhancing structure stability, the error that reduces, significantly
Reduction circuit plate suqare, reduction power consumption.
Brief description
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 show the functional-block diagram of trailer-mounted radar range-measurement system in this utility model specific embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Detailed description is it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole enforcement
Example.Based on the embodiment in this utility model, those of ordinary skill in the art institute on the premise of not making creative work
The every other embodiment obtaining, broadly falls into the scope of this utility model protection.
Vehicle bumper systems, including：
Trailer-mounted radar range-measurement system, measuring vehicle and the distance between surrounding barrier information；
Image capturing system, including the photographic head of image around collection vehicle, this photographic head is connected to display module and incites somebody to action
Image is shown on display module in real time；
Processing module, the range information that trailer-mounted radar range-measurement system is obtained is shown on the image of photographic head collection.
In this technical scheme, microwave radar is combined the precondition it is achieved that panorama with photographic head, and microwave radar obtains
The image that image and photographic head obtain is spliced so that display distance information simultaneously on image.
In conjunction with shown in Fig. 1, trailer-mounted radar range-measurement system, including functional chip MAX11043, its outfan and input it
Between be connected with modulated signal pretreatment circuit, radar sensor and high-pass filtering circuit, functional chip MAX11043 and number in turn
Communicate between word signal processing module, the input of digital signal processing module is connected with vehicle speed sensor, Digital Signal Processing
The outfan of module is connected with display module.
It is connected with Anti-aliasing Filter Circuits between the input of high-pass filtering circuit and functional chip MAX11043.
The outfan of digital signal processing module is connected with alarm module.Alarm module is sound generating apparatus and/or light
Generating meanss.
In this technical scheme, light generating apparatus can be for flash lamp it is also possible to be realized with word flashing mode etc., and sound is sent out
Generating apparatus can be the mode such as audio alert or buzzer.
Digital signal processing module can include microprocessor (MCU), and this MCU can include CPU
(Central Processing Unit, CPU), read-only memory module (read-only memory, ROM), random storage module
(random access memory, RAM), time block, digital-to-analogue conversion module (A/D converter) and plural number
Input/output port.Certainly, the integrated circuit that digital signal processing module can also take other form, such as：Special-purpose is integrated
Circuit (Application Specific Integrated Circuit, ASIC) etc. is it is preferred that this case can journey using scene
Sequence gate array (Field Programmable Gate Array, FPGA).
Major part in this technical scheme, using functional chip MAX11043, in this integrated chip IF process module
Standalone module function, thus enhancing structure stability, the error that reduces, significantly reduction circuit plate suqare, reduction power consumption
Further, photographic head at least includes arranging front part of vehicle, the photographic head in left side, right side and rear portion, to realize car
The full-view image collection of periphery.
Further, image capturing system also includes the infrared light supply being arranged on photographic head.
In this technical scheme, photographic head image part employs the image collection technology that infrared light and natural light combine, can
To get than the image comparing the clear several times of other products under dark surrounds.
It should be noted that herein, term " inclusion ", "comprising" or its any other variant are intended to non-row
The comprising of his property, so that including a series of process of key elements, method, article or equipment not only include those key elements, and
And also include other key elements of being not expressly set out, or also include intrinsic for this process, method, article or equipment institute
Key element.In the absence of more restrictions, the key element being limited by sentence "including a ..." is it is not excluded that including institute
Also there is other identical element in process, method, article or the equipment of stating key element.
The above is only the specific embodiment of the application it is noted that ordinary skill people for the art
For member, on the premise of without departing from the application principle, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (8)
1. a kind of trailer-mounted radar range-measurement system is it is characterised in that include functional chip MAX11043, its outfan and input it
Between be connected with modulated signal pretreatment circuit, radar sensor and high-pass filtering circuit, described functional chip MAX11043 in turn
Communicate between digital signal processing module, the input of described digital signal processing module is connected with vehicle speed sensor, described
The outfan of digital signal processing module is connected with display module.
2. trailer-mounted radar range-measurement system according to claim 1 it is characterised in that：Described high-pass filtering circuit and function core
It is connected with Anti-aliasing Filter Circuits between the input of piece MAX11043.
3. trailer-mounted radar range-measurement system according to claim 1 it is characterised in that：Described digital signal processing module defeated
Go out end and be connected with alarm module.
4. trailer-mounted radar range-measurement system according to claim 3 it is characterised in that：Described alarm module fills for sound
Put and/or light generating apparatus.
5. trailer-mounted radar range-measurement system according to claim 3 it is characterised in that：Described digital signal processing module is
FPGA.
6. a kind of vehicle bumper systems are it is characterised in that include：
The arbitrary described trailer-mounted radar range-measurement system of claim 1 to 5；
Image capturing system, including the photographic head of image around collection vehicle, this photographic head is connected to described display module and incites somebody to action
Image is shown on display module in real time；
Processing module, the range information that trailer-mounted radar range-measurement system is obtained is shown on the image of photographic head collection.
7. vehicle bumper systems according to claim 6 it is characterised in that：Before described photographic head at least includes arranging vehicle
The photographic head at portion, left side, right side and rear portion, is gathered with the full-view image realizing vehicle-surroundings.
8. vehicle bumper systems according to claim 6 it is characterised in that：Described image acquisition system also includes being arranged at
Infrared light supply on photographic head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620933373.9U CN205982629U (en) | 2016-08-24 | 2016-08-24 | Vehicle radar ranging system and vehicle collision avoidance system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620933373.9U CN205982629U (en) | 2016-08-24 | 2016-08-24 | Vehicle radar ranging system and vehicle collision avoidance system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205982629U true CN205982629U (en) | 2017-02-22 |
Family
ID=58033807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620933373.9U Expired - Fee Related CN205982629U (en) | 2016-08-24 | 2016-08-24 | Vehicle radar ranging system and vehicle collision avoidance system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205982629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168664A (en) * | 2016-08-24 | 2016-11-30 | 张家港全智电子科技有限公司 | Trailer-mounted radar range-measurement system and vehicle bumper systems |
-
2016
- 2016-08-24 CN CN201620933373.9U patent/CN205982629U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168664A (en) * | 2016-08-24 | 2016-11-30 | 张家港全智电子科技有限公司 | Trailer-mounted radar range-measurement system and vehicle bumper systems |
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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: 20170222 Termination date: 20190824 |