CN106371360A - Non-exclusive automobile communication system and method - Google Patents
Non-exclusive automobile communication system and method Download PDFInfo
- Publication number
- CN106371360A CN106371360A CN201610812424.7A CN201610812424A CN106371360A CN 106371360 A CN106371360 A CN 106371360A CN 201610812424 A CN201610812424 A CN 201610812424A CN 106371360 A CN106371360 A CN 106371360A
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- adas
- communication system
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- expansion bus
- equipment
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- 238000004891 communication Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 3
- 241001062009 Indigofera Species 0.000 claims 1
- 102100034112 Alkyldihydroxyacetonephosphate synthase, peroxisomal Human genes 0.000 abstract 8
- 101000799143 Homo sapiens Alkyldihydroxyacetonephosphate synthase, peroxisomal Proteins 0.000 abstract 8
- 238000000848 angular dependent Auger electron spectroscopy Methods 0.000 abstract 8
- 238000011161 development Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 101001093748 Homo sapiens Phosphatidylinositol N-acetylglucosaminyltransferase subunit P Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000004044 response Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Small-Scale Networks (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a non-exclusive automobile communication system and method. The communication system comprises a vehicle central control system, a remote communication module, ADAS sensors and ADAS devices, wherein the vehicle central control system is connected with an expansion bus, the remote communication module is connected with the expansion bus, and the ADAS sensors and the ADAS devices are connected with the expansion bus. The method employs the non-exclusive automobile communication system. All the ADAS sensors, the ADAS devices and the remote communication module are each taken as one node on an expansion bus network, a local area communication network is constructed in a vehicle by use of the expansion bus, all the nodes are accessed to the network, and data of the ADAS sensors, data of the remote communication module and data of the ADAS devices are transmitted on the network according to a set unified protocol format.
Description
Technical field
The present invention discloses a kind of vehicle communication system and method, particularly a kind of non-exclusive formula vehicle communication system and side
Method, belongs to vehicle electric field.
Background technology
With vehicle intellectualized sustainable development, the application on automobile of various novel sensors and complicated electronic module
Emerge in an endless stream.The requirement to access way, communication mode of these sensors or module is not quite similar, existing automotive networking structure
The extension that these intelligent parts can not have been met requires.
Orthodox car car load is the system of a closing, and the very few interaction in the external world, and the communication of vehicle is only limited to in-car respectively
Between sensor, bus network.With automobile active safety technology and vehicle intellectualized development, various new sensors are such as
Photographic head, millimetre-wave radar, infrared induction, laser acquisition application more and more extensive, automobile be no longer one completely enclosed
System, in-car and outside car interaction gets more and more.With the development of intelligent transportation, bus or train route is worked in coordination with, truck traffic is to rfid, dsrc
(DSRC technology) has the demand of reality.
Intelligent automobile communication network can be divided into 3 classes: in-vehicle network communication, car external environment communication (as adas equipment), car
And internet communication.The communication system architecture commonly used at present is as shown in figure 1, the integrated 3g/ of device interior as display terminal
4g/wifi module, to access the Internet；Each adas equipment has the sensing equipment of oneself.Taking photographic head as a example, often at present
The equipment using photographic head seen has: drive recorder, 360 panoramas are parked or reverse image, lane shift early warning system, blind spot
Monitoring system etc., at present typically each system have independent photographic head, cause the waste of cost.
Separately, middle control navigation, instrument, drive recorder even rearview mirror/obd etc. are all taking 3g/4g/wifi as a example
There is respective communication module.
The shortcoming of traditional structure has:
1st, each equipment needs special sensor, one side high cost, on the other hand installs complicated；
2nd, the communication interface that every kind of equipment needs is different, and on-position is different, and wiring difficulty increases, and wire harness is complicated；
3rd, the agreement that equipment adopts is different with interface, and each new vehicle needs matching and debugging again, increases development difficulty；
4th, the equipment of every kind of vehicle needs independent production maintenance, increases production maintenance cost；
5th, because part of module (as 3g/4g communication module) is integrated in device interior, the upgrading of any module is required for more
Change whole equipment.
As described above, current automotive networking cannot meet extensibility, the requirement of compatibility, automobile more cannot be met
Intelligent fast-developing requirement.
Content of the invention
It is the shortcoming of the system of a closing for automotive interior communication system of the prior art mentioned above, this
Bright a kind of non-exclusive formula vehicle communication system and method are provided, it is by vehicle sensor device, auxiliary equipment and communication equipment
It is connected on communication bus, realizes non-exclusive formula auto communication, non-exclusive formula time-sharing multiplex communication can be accomplished, realize resource-sharing
And open access.
The present invention solves its technical problem and the technical scheme is that a kind of non-exclusive formula vehicle communication system, communication system
System includes control in vehicle, remote communication module, adas sensor and adas equipment, and control in vehicle is connected on expansion bus, far
Journey communication module is connected on expansion bus, and adas sensor and adas equipment are connected on expansion bus.
A kind of non-exclusive formula auto communication method, the method is using above-mentioned non-exclusive formula vehicle communication system, by institute
Some adas sensors, adas equipment and remote communication module regard a node on expansion bus network respectively as, profit
Build a local communication network with expansion bus in the car, all nodes all access in this network, the data of adas sensor,
The data of remote communication module also has the data of adas equipment according to the uniform protocol form setting in transmission over networks.
The technical scheme that the present invention solves the employing of its technical problem further comprises:
It is connected with display screen in control in described vehicle.
It is connected with in-car bus network in control in described vehicle.
Described remote communication module can be using 3g module, 4g module or wifi module.
Described adas sensor may include in front-facing camera, rearview camera, side-looking photographic head and bottom photographic head
One or more.
Described adas equipment is 360 ° of panoramic parking systems, drive recorder, blind monitoring system, reverse image systems
One or more of with deviation system.
Described expansion bus adopt can bus, lin bus or van bus.
Described expansion bus are connected with bluetooth module and/or rf module.
Described protocol format at least includes: packet header, equipment id, manufacturer id, function id, bag sequence number, data length, effectively
Data and verification.
The invention has the beneficial effects as follows: the present invention can farthest accomplish multiplexing and the information sharing of sensor, will
Vehicle communication network greatly simplifies, and sensor/equipment all accesses nearby, reduces wiring difficulty, and sensor/equipment follows unification
Protocol interface, vehicle dependency during software development substantially reduces, and shortens the time of vehicle coupling, reduces and manufactures into
This；Sensor/equipment in the present invention can accomplish plug and play, is that the maintenance/upgrading of subsequent vehicle offers convenience, single section
The upgrading of point does not interfere with car load.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Brief description
Fig. 1 is automotive system communication network architecture block diagram of the prior art.
Fig. 2 is automotive system communication network architecture block diagram of the present invention.
Specific embodiment
The present embodiment is the preferred embodiment for the present invention, and other its principles all are identical with the present embodiment or near with basic structure
As, all within the scope of the present invention.
Refer to accompanying drawing 2, the non-exclusive formula vehicle communication system in the present invention, control, telecommunication in main inclusion vehicle
Module, adas sensor and adas equipment, control in vehicle is connected on expansion bus, is connected with display screen in vehicle in control, uses
In display vehicle and relevant information, in-car bus network is connected in control in vehicle, is controlled it by control in vehicle.This
In embodiment, remote communication module is connected on expansion bus, and remote communication module can be using 3g module, 4g module or wifi mould
Block etc., can be connected with the Internet by remote communication module, carry out data interaction, information of vehicles is transmitted to the Internet, and lead to
Cross the Internet transmission to cloud platform or remote user end, adas sensor and adas equipment are connected on expansion bus, real
Existing adas sensor and the time-sharing multiplex of adas equipment, in the present embodiment, adas sensor may include front-facing camera, backsight is taken the photograph
As head, side-looking photographic head, bottom shooting are first-class, adas equipment is 360 ° of panoramic parking systems, drive recorder, blind monitoring systems
One or more of system, reverse image system and deviation system, multiple photographic head can be entered by it by expansion bus
Row time-sharing multiplex, to reduce the overlapping investment of resource, in the present embodiment, expansion bus adopt can bus, lin bus or van total
Line.In the present embodiment, also include the subsidiary communications modules such as bluetooth module, rf module, each subsidiary communications module connects respectively
On expansion bus.
The present invention protects a kind of non-exclusive formula auto communication method simultaneously, the method be by all of adas sensor,
Adas equipment, communication module decile do not regard a node on expansion bus network as, using expansion bus (as Ethernet)
Build the local communication network of a high speed in the car, all nodes all access in this network, either the data of sensor, logical
The letter data of module or the data of adas equipment are all according to unified coded format and rule in transmission over networks.
In the present embodiment, taking be extended using Ethernet as a example, the inside of all nodes comprises Ethernet transmitting-receiving and controls
Interface, the transmitting-receiving of all-network node data adopts unified protocol format, at least includes in protocol format:
1st, packet header, packet header is used for representing the beginning of a bag data；
2nd, equipment id, equipment id are used for representing the type of equipment；
3rd, manufacturer id, manufacturer id represents the manufacturer of equipment；
4th, function id, function id represents the function of this device data；
5th, bag sequence number, bag sequence number refers to carry out subpackage to longer data, represents sequence number in subpackage for this bag data；
6th, data length, data length represents the byte number of the valid data in a packet；
7th, valid data, i.e. data in a packet；
8th, verify, verification represents that the integrity to data verifies.
In system work process, its data is transferred to by expansion bus by all nodes by udp multicast mode
In network, other nodes start after receiving data to check manufacturer id and equipment id, it is determined whether the equipment class supported by oneself
Type, determines the type determining received data after supporting according to function id, parses if received data oneself needs
Go out valid data therein, and correct response is made according to data, directly abandoning if not oneself needing data.
Outer for in-car all devices/sensor all as a node on network, all nodes is connect respectively by the present invention
Enter on expansion bus (being not limited to ether net mode), build non-exclusive formula automotive system communication network；
All nodes accessing on expansion bus are adopted unified interface and agreement, the exploitation of subsequent node and debugging by the present invention
It is no longer dependent on vehicle；
The present invention adopts in automotive system communication network in this way, and all of sensor (such as imaging first-class) can be accomplished
The multiplexing of big degree, reduces cost；
The present invention due to by all of sensor/equipment even module as independent node, certain node upgrading when
Only change corresponding node, whole network will not be impacted, substantially increase extensibility and compatibility.
The present invention can farthest accomplish multiplexing and the information sharing of sensor, and vehicle communication network is significantly simple
Change, sensor/equipment all accesses nearby, reduce wiring difficulty, sensor/equipment follows unified protocol interface, and software is opened
Vehicle dependency when sending out substantially reduces, and shortens the time of vehicle coupling, reduces manufacturing cost；Sensing in the present invention
Device/equipment can accomplish plug and play, is that the maintenance/upgrading of subsequent vehicle offers convenience, the upgrading of individual node does not interfere with
Car load.
Claims (10)
1. a kind of non-exclusive formula vehicle communication system, is characterized in that: described communication system includes control, telecommunication mould in vehicle
Block, adas sensor and adas equipment, control in vehicle is connected on expansion bus, and remote communication module is connected to expansion bus
On, adas sensor and adas equipment are connected on expansion bus.
2. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: is connected with control in described vehicle
Display screen.
3. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: is connected with control in described vehicle
In-car bus network.
4. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: described remote communication module can be adopted
With 3g module, 4g module or wifi module.
5. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: described adas sensor may include
One or more of front-facing camera, rearview camera, side-looking photographic head and bottom photographic head.
6. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: described adas equipment is complete for 360 °
One or more of scape parking system, drive recorder, blind monitoring system, reverse image system and deviation system.
7. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: described expansion bus adopt can
Bus, lin bus or van bus.
8. non-exclusive formula vehicle communication system according to claim 1, is characterized in that: described expansion bus are connected with indigo plant
Tooth module and/or rf module.
9. a kind of non-exclusive formula auto communication method, is characterized in that: described method is using any in such as claim 1 to 8
Non- exclusive formula vehicle communication system described in one, all of adas sensor, adas equipment and remote communication module are divided
Do not regard a node on expansion bus network as, build a local communication network in the car using expansion bus own
Node all accesses in this network, the data of adas sensor, the data of remote communication module also have the data of adas equipment according to
The uniform protocol form setting is in transmission over networks.
10. non-exclusive formula auto communication method according to claim 1, is characterized in that: described protocol format at least wraps
Include: packet header, equipment id, manufacturer id, function id, bag sequence number, data length, valid data and verification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610812424.7A CN106371360A (en) | 2016-09-08 | 2016-09-08 | Non-exclusive automobile communication system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610812424.7A CN106371360A (en) | 2016-09-08 | 2016-09-08 | Non-exclusive automobile communication system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106371360A true CN106371360A (en) | 2017-02-01 |
Family
ID=57900558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610812424.7A Pending CN106371360A (en) | 2016-09-08 | 2016-09-08 | Non-exclusive automobile communication system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043967A (en) * | 2019-12-27 | 2021-06-29 | 观致汽车有限公司 | Electronic electrical system of vehicle, control method and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896810Y (en) * | 2006-04-17 | 2007-05-02 | 上海三浪立杰通信科技有限公司 | Intelligent vehicle-carried terminal based on CAN bus |
| CN101853021A (en) * | 2010-05-25 | 2010-10-06 | 金龙联合汽车工业（苏州）有限公司 | Vehicle remote data acquisition system based on CAN (Controller Area Network) bus |
| CN102323799A (en) * | 2011-05-17 | 2012-01-18 | 山东润江智控科技有限公司 | Intelligent automobile network |
| CN103780697A (en) * | 2014-01-23 | 2014-05-07 | 广州睿嵌电子技术有限公司 | Common platform system of vehicle-mounted electronic processing unit and data communication method of common platform system |
| CN206096835U (en) * | 2016-09-08 | 2017-04-12 | 深圳华一汽车科技有限公司 | Formula automobile communication system is monopolized to non - |
-
2016
- 2016-09-08 CN CN201610812424.7A patent/CN106371360A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896810Y (en) * | 2006-04-17 | 2007-05-02 | 上海三浪立杰通信科技有限公司 | Intelligent vehicle-carried terminal based on CAN bus |
| CN101853021A (en) * | 2010-05-25 | 2010-10-06 | 金龙联合汽车工业（苏州）有限公司 | Vehicle remote data acquisition system based on CAN (Controller Area Network) bus |
| CN102323799A (en) * | 2011-05-17 | 2012-01-18 | 山东润江智控科技有限公司 | Intelligent automobile network |
| CN103780697A (en) * | 2014-01-23 | 2014-05-07 | 广州睿嵌电子技术有限公司 | Common platform system of vehicle-mounted electronic processing unit and data communication method of common platform system |
| CN206096835U (en) * | 2016-09-08 | 2017-04-12 | 深圳华一汽车科技有限公司 | Formula automobile communication system is monopolized to non - |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043967A (en) * | 2019-12-27 | 2021-06-29 | 观致汽车有限公司 | Electronic electrical system of vehicle, control method and vehicle |
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Application publication date: 20170201 |
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