CN203126673U - Bluetooth back-up imaging equipment with CAN bus - Google Patents
Bluetooth back-up imaging equipment with CAN bus Download PDFInfo
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- CN203126673U CN203126673U CN 201320134343 CN201320134343U CN203126673U CN 203126673 U CN203126673 U CN 203126673U CN 201320134343 CN201320134343 CN 201320134343 CN 201320134343 U CN201320134343 U CN 201320134343U CN 203126673 U CN203126673 U CN 203126673U
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- bluetooth
- bus
- reverse image
- band
- image equipment
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Abstract
Bluetooth back-up imaging equipment with a CAN (Controller Area Network) bus comprises a power supply circuit, a display screen, a graphic decoding module and a camera and further comprises handheld equipment, a Bluetooth and Bluetooth circuit and a CAN bus communication circuit, wherein the power supply circuit controls the CAN bus communication circuit; the CAN bus communication circuit is connected with the graphic decoding module and the Bluetooth and Bluetooth circuit respectively; the graphic decoding module is connected with the display screen and the camera respectively; and the handheld equipment is in control connection with the Bluetooth back-up imaging equipment with the CAN bus through Bluetooth signals. The CAN bus ensures real-time performance, the Bluetooth function guarantees convenience, and the real-time performance and the convenience ensure that the Bluetooth back-up imaging equipment improves the safety of drivers when in use.
Description
Technical field
The utility model relates to a kind of vehicle-mounted reverse image equipment, particularly a kind of bluetooth reverse image equipment with the CAN bus.
Background technology
Reverse image namely starts when vehicle is in reverse gear mode, with the system of situation behind the car with the real-time demonstration of TFT rgb image form.Show the situation inform peripheral obstacle behind the chaufeur car by image, removed chaufeur and parked, visit when moveing backward caused puzzlement all around, and helped chaufeur to clear away the defective of blind area and blurred vision, improve the safety of driving.Image can only be observed by the read-out that is installed on the vehicle by present reverse image system, thereby carry out car backing operation, and can only be when automobile be opened reverse gear could show image, this has brought operational loaded down with trivial details to chaufeur, can't guarantee real-time and convenience, also just cause certain potential safety hazard.For example, CN202218414U discloses the integrated vehicle information terminal apparatus and has just had such defective.
Based on above-mentioned condition, vehicle-mounted reverse image system haves much room for improvement in implementation method.
The utility model content
In order to solve the above-mentioned problems in the prior art, the purpose of this utility model is to provide a kind of band CAN bus bluetooth reverse image equipment, and this reverse image equipment has increased convenience, real-time that reverse image shows, improves drive safety.
For achieving the above object, the technical solution of the utility model is:
A kind of band CAN bus bluetooth reverse image equipment, comprise power circuit, read-out, graphic decoder module, camera, this reverse image equipment also comprises handheld device, bluetooth and circuit thereof and CAN bus communication circuit, power circuit control CAN bus communication circuit, CAN bus communication circuit connects figure decoder module and bluetooth and circuit thereof respectively, the graphic decoder module is connected with camera with read-out respectively, and handheld device is by Bluetooth signal and described band CAN bus bluetooth reverse image equipment control linkage.
Preferably, power circuit is given CAN bus communication circuit by the SCM peripheral circuit supply.
Preferably, CAN bus communication circuit comprises micro controller system and the CAN bus data communication line of band CAN bus communication function in above-mentioned arbitrary scheme.
Preferably, power circuit is given the micro controller system of band CAN bus communication function by the SCM peripheral circuit supply in above-mentioned arbitrary scheme.
Preferably, the micro controller system of band CAN bus communication function connects figure decoder module and bluetooth and circuit thereof respectively in above-mentioned arbitrary scheme.
Preferably, read-out is the TFT read-out in above-mentioned arbitrary scheme.
Preferably, the graphic decoder module comprises the graphic decoder chip in above-mentioned arbitrary scheme.
Preferably, bluetooth and circuit thereof comprise the Bluetooth signal transceiver in above-mentioned arbitrary scheme.
Preferably, handheld device comprises that bluetooth connects button in above-mentioned arbitrary scheme.
Preferably, handheld device also comprises the bluetooth cut-off push button in above-mentioned arbitrary scheme.
Preferably, handheld device also comprises unlatching the Show Button in above-mentioned arbitrary scheme.
Preferably, handheld device also comprises closes the Show Button in above-mentioned arbitrary scheme.
Preferably, handheld device is provided with password when being connected by Bluetooth signal with described band CAN bus bluetooth reverse image equipment in above-mentioned arbitrary scheme.
Preferably, what described band CAN bus bluetooth reverse image equipment adopted is bluetooth 4.0 technology in above-mentioned arbitrary scheme.
During automobile starting, the bluetooth of described band CAN bus bluetooth reverse image equipment starts, if the bluetooth of handheld device is opened, can search the bluetooth of reverse image, the input password can be connected with the reversing automobile image, if the reversing automobile image has been present in the history of handheld device and then can have directly connected in connecting, need not password.Handheld device can be opened reverse image by bluetooth, and does not need automobile must be in backing car gear.And when automobile was in reverse, reverse image was opened and the bluetooth alternative opens or closes its reverse image demonstration on handheld device.When not having handheld device to exist, reverse image is opened when automobile is hung reverse, and is presented on the reversing automobile image read-out.
Advantage of the present utility model and good effect are:
1. the utility model has utilized CAN bus, bluetooth 4.0 technology.The characteristics that two kinds of technology all have are exactly at a high speed.High transmission speed makes the real-time of reverse image higher, safer.The CAN bus speed can reach 1Mbps, and the speed of bluetooth 4.0 can reach 24Mbps.The CAN bus starts the reverse image function very first time for the reverse image system provides the reverse gear signal; And Bluetooth system can be presented at reverse image on the handheld device, and it is more convenient that the driver is watched.
2.CAN bus has guaranteed real-time, make reverse image open the image demonstration in the very first time that automobile is hung reverse gear, Bluetooth function has guaranteed convenience, can make described reverse image manually opened when automobile is not hung reverse by bluetooth, and only be presented on the bluetooth handheld device.When having guaranteed that this reverse image uses, real-time, convenience improved higher safety as the driver.
Description of drawings
Fig. 1 is the functional block diagram of a preferred embodiment of described band CAN bus bluetooth reverse image equipment.
Fig. 2 is that preferred embodiment shown in Figure 1 is connected the real-time imaging scheme drawing of moveing backward on the handheld device by bluetooth.
Numeral among Fig. 1, Fig. 2 is represented respectively:
1 power circuit, 2 SCM peripheral circuit
Micro controller system 4 read-outs of 3 band CAN bus communication functions
5 graphic decoder modules, 6 Bluetooth signal transceivers
7 CAN bus data communications, 8 cameras
The specific embodiment
In order to understand the utility model better, describe according to a kind of preferred embodiment with CAN bus bluetooth reverse image equipment of the present utility model below in conjunction with accompanying drawing.
The utility model is when automobile starting, and the bluetooth of reverse image can searchedly arrive in two minutes, and password is 1234; If once connected the record of this reverse image before having in the handheld device, and then can reconnect automatically.
Referring to accompanying drawing 1, described band CAN bus bluetooth reverse image equipment directly supplies power to power circuit 1 by automobile storage battery, processing through power circuit 1, becoming than stabilized power source cooperates 2 power supplies of SCM peripheral circuit to give the micro controller system 3 of the band CAN bus communication function in the CAN bus communication circuit, the micro controller system 3 of band CAN bus communication function connects the Bluetooth signal transceiver 6 in figure decoder module 5 and bluetooth and the circuit thereof respectively, graphic decoder module 5 is connected with camera 8 with read-out 4 respectively, and handheld device is by Bluetooth signal and band CAN bus bluetooth reverse image equipment control linkage.Hand-hold Bluetooth equipment is opened Bluetooth function and the software thereof that cooperates with reverse image when automobile starting, total system can be searched by handheld device in 2 minutes behind automobile starting, password is " 1234 ", if once connected the record of this Reverse Sensor before having in the handheld device, and then can reconnect automatically.Camera 8 is with outdoor scene collection behind the car, be transferred to graphic decoder module 5, graphic decoder module 5 comprises the graphic decoder chip, the micro controller system 3 that it transfers to decoded information reverse image read-out 4 in the car and be with CAN bus communication function, the micro controller system 3 of band CAN bus communication function is sent to handheld device with video information by Bluetooth signal transceiver 6, and then makes car load and hand-hold Bluetooth equipment receive the monitoring information of reverse image.CAN bus data communication 7 in the CAN bus communication circuit is is mainly received and dispatched transfer to the CAN bus message between the micro controller system 3 of automobile CAN-bus and band CAN bus communication function and is handled.When automobile was hung reverse gear, the micro controller system 3 of band CAN bus communication function was received the reverse gear signal by CAN bus data communication 7, opened the interior reverse image demonstration of car and hand-hold Bluetooth equipment reverse image and showed; When automotive reverse gear is closed, be with the micro controller system 3 of CAN bus communication function to receive the reverse gear closing signal by CAN bus data communication 7, close reverse image demonstration and the demonstration of hand-hold Bluetooth equipment reverse image in the car.
In the present embodiment, CAN bus communication circuit comprises micro controller system 3 and the CAN bus data communication line of band CAN bus communication function.
In the present embodiment, power circuit 1 is given the micro controller system 3 of band CAN bus communication function by 2 power supplies of SCM peripheral circuit.
In the present embodiment, read-out 4 is the TFT read-out.
In the present embodiment, graphic decoder module 5 comprises the graphic decoder chip.
In the present embodiment, bluetooth and circuit thereof comprise Bluetooth signal transceiver 6.
In the present embodiment, handheld device comprises that bluetooth connects button.
In the present embodiment, handheld device comprises the bluetooth cut-off push button.
In the present embodiment, handheld device comprises unlatching the Show Button.
In the present embodiment, handheld device comprises closes the Show Button.
In the present embodiment, handheld device is provided with password when being connected by Bluetooth signal with described band CAN bus bluetooth reverse image equipment.
In the present embodiment, what described band CAN bus bluetooth reverse image equipment adopted is bluetooth 4.0 technology.
Referring to accompanying drawing 2, hand-hold Bluetooth equipment is received the monitoring information of reverse image system, and handheld device comprises that bluetooth connects button 9, bluetooth cut-off push button 10, opens the Show Button 11 and closes the Show Button 12.Bluetooth connects button 9 indications can initiatively connect reverse image by hand-hold Bluetooth equipment, 10 indications of bluetooth cut-off push button can initiatively disconnect reverse image by hand-hold Bluetooth equipment, open the Show Button 11 indications and can initiatively open the reverse image demonstration by hand-hold Bluetooth equipment, this function is not subject to automobile and whether opens reverse gear, close the Show Button 12 indications and can initiatively close the reverse image demonstration by hand-hold Bluetooth equipment, this function is not subject to automobile and whether opens reverse gear.
In the present embodiment, bluetooth and circuit thereof comprise Bluetooth signal transceiver 6.
In the present embodiment, handheld device comprises that bluetooth connects button 9.
In the present embodiment, handheld device comprises bluetooth cut-off push button 10.
In the present embodiment, handheld device comprises opens the Show Button 11.
In the present embodiment, handheld device comprises closes the Show Button 12.
In the present embodiment, handheld device is provided with password when being connected by Bluetooth signal with described band CAN bus bluetooth reverse image equipment.
In the present embodiment, what described band CAN bus bluetooth reverse image equipment adopted is bluetooth 4.0 technology.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment does, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (14)
1. be with CAN bus bluetooth reverse image equipment for one kind, comprise power circuit (1), read-out (4), graphic decoder module (5), camera (8), it is characterized in that described band CAN bus bluetooth reverse image equipment also comprises handheld device, bluetooth and circuit thereof and CAN bus communication circuit, power circuit (1) control CAN bus communication circuit, CAN bus communication circuit connects figure decoder module (5) and bluetooth and circuit thereof respectively, graphic decoder module (5) is connected with camera (8) with read-out (4) respectively, and handheld device is by Bluetooth signal and band CAN bus bluetooth reverse image equipment control linkage.
2. band CAN bus bluetooth reverse image equipment according to claim 1 is characterized in that: power circuit (1) is given CAN bus communication circuit by SCM peripheral circuit (2) power supply.
3. band CAN bus bluetooth reverse image equipment according to claim 1 and 2 is characterized in that: CAN bus communication circuit comprises micro controller system (3) and the CAN bus data communication line (7) of band CAN bus communication function.
4. band CAN bus bluetooth reverse image equipment according to claim 3 is characterized in that: power circuit (1) is given the micro controller system (3) of band CAN bus communication function by SCM peripheral circuit (2) power supply.
5. according to claim 1 or 2 or 4 described band CAN bus bluetooth reverse image equipment, it is characterized in that: the micro controller system (3) of band CAN bus communication function connects figure decoder module (5) and bluetooth and circuit thereof respectively.
6. band CAN bus bluetooth reverse image equipment according to claim 5, it is characterized in that: read-out (4) is the TFT read-out.
7. according to claim 1 or 2 or 4 or 6 described band CAN bus bluetooth reverse image equipment, it is characterized in that: graphic decoder module (5) comprises the graphic decoder chip.
8. band CAN bus bluetooth reverse image equipment according to claim 7, it is characterized in that: bluetooth and circuit thereof comprise Bluetooth signal transceiver (6).
9. according to claim 1 or 2 or 4 or 6 or 8 described band CAN bus bluetooth reverse image equipment, it is characterized in that: handheld device comprises that bluetooth connects button (9).
10. band CAN bus bluetooth reverse image equipment according to claim 9, it is characterized in that: handheld device also comprises bluetooth cut-off push button (10).
11. band CAN bus bluetooth reverse image equipment according to claim 10 is characterized in that: handheld device also comprises opens the Show Button (11).
12. band CAN bus bluetooth reverse image equipment according to claim 11, it is characterized in that: handheld device also comprises closes the Show Button (12).
13. band CAN bus bluetooth reverse image equipment according to claim 12 is characterized in that: handheld device is provided with password when being connected by Bluetooth signal with described band CAN bus bluetooth reverse image equipment.
14. according to the arbitrary described band CAN bus bluetooth reverse image equipment of claim 10-13, it is characterized in that: what described band CAN bus bluetooth reverse image equipment adopted is bluetooth 4.0 technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320134343 CN203126673U (en) | 2013-03-23 | 2013-03-23 | Bluetooth back-up imaging equipment with CAN bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320134343 CN203126673U (en) | 2013-03-23 | 2013-03-23 | Bluetooth back-up imaging equipment with CAN bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203126673U true CN203126673U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320134343 Expired - Fee Related CN203126673U (en) | 2013-03-23 | 2013-03-23 | Bluetooth back-up imaging equipment with CAN bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203126673U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908680A (en) * | 2015-06-09 | 2015-09-16 | 广东欧珀移动通信有限公司 | Method and device for reversing vehicle |
| CN107276237A (en) * | 2016-03-31 | 2017-10-20 | 福特全球技术公司 | By wireless power transmission from capacity coupler to back door |
| CN115226028A (en) * | 2021-10-08 | 2022-10-21 | 广州汽车集团股份有限公司 | Vehicle-mounted Bluetooth connection control method and system |
-
2013
- 2013-03-23 CN CN 201320134343 patent/CN203126673U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908680A (en) * | 2015-06-09 | 2015-09-16 | 广东欧珀移动通信有限公司 | Method and device for reversing vehicle |
| CN107276237A (en) * | 2016-03-31 | 2017-10-20 | 福特全球技术公司 | By wireless power transmission from capacity coupler to back door |
| GB2550043A (en) * | 2016-03-31 | 2017-11-08 | Ford Global Tech Llc | Wireless power transfer to a tailgate through capacitive couplers |
| US10363820B2 (en) | 2016-03-31 | 2019-07-30 | Ford Global Technologies, Llc | Wireless power transfer to a tailgate through capacitive couplers |
| CN115226028A (en) * | 2021-10-08 | 2022-10-21 | 广州汽车集团股份有限公司 | Vehicle-mounted Bluetooth connection control method and system |
| CN115226028B (en) * | 2021-10-08 | 2023-12-22 | 广州汽车集团股份有限公司 | Vehicle-mounted Bluetooth connection control method and 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: 20130814 |