CN106331007B - The processing method and processing device of warning information in car networking - Google Patents
The processing method and processing device of warning information in car networking Download PDFInfo
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- CN106331007B CN106331007B CN201510366028.1A CN201510366028A CN106331007B CN 106331007 B CN106331007 B CN 106331007B CN 201510366028 A CN201510366028 A CN 201510366028A CN 106331007 B CN106331007 B CN 106331007B
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- 238000000034 method Methods 0.000 claims abstract description 31
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- 238000005516 engineering process Methods 0.000 abstract description 19
- 238000010586 diagram Methods 0.000 description 20
- 238000004891 communication Methods 0.000 description 15
- 230000011664 signaling Effects 0.000 description 6
- 241000497429 Obus Species 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008439 repair process Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
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Abstract
The present invention provides a kind of processing method and processing devices of warning information in car networking, wherein this method comprises: on board unit OBU of the roadside unit RSU into car networking sends alarm instruction information；When OBU in car networking detects warning information, RSU receives the warning information for detecting that the OBU of warning information is sent according to alarm instruction information；OBU of the RSU into its coverage area sends a warning message.Through the invention, it solves in the related technology when on board unit OBU has alarm business to need to be sent to other vehicles or pedestrians, other vehicles or pedestrians possibly can not receive the business of above-mentioned warning information due to position or other reasons, send unsuccessful problem so as to cause the business of warning information.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of processing method and processing device of warning information in car networking.
Background technique
With economic society high speed development, China's automobile guarantee-quantity is increased rapidly, and road traffic accident frequently occurs, and is had become
One of an important factor for influence China's public security perception in recent years, traffic safety problem have become influence social harmony
With one of the basic problem to improve People's livelihood.China there is an urgent need to from the various aspects such as technology, policy, education improve traffic safety,
Middle promotion vehicle safety design is important component therein.
The technology for promoting vehicle safety is broadly divided into passive security technology and active safety technologies.Passive security technology is used for
After the accident, to interior, personnel and article outside vehicle protection；For preventing and reducing vehicle thing occurs for active safety technologies
Therefore personnel is avoided to come to harm；Active safety technologies are the emphasis and trend of modern vehicle safe practice development.
Collision warning systems based on communication, by handling skill using advanced wireless communication technique and generation information
Art realizes the real-time information interaction between vehicle and vehicle, vehicle and trackside infrastructure, informs state current each other (including vehicle
Position, speed, acceleration, driving path) and the road environment information known, collaborative sensing road hazard condition provide in time
A variety of anti-collision warning informations prevent the generation of traffic safety accident, become current various countries and attempt solving road traffic safety
The new thinking of one kind of problem.
Fig. 1 is the schematic diagram for sending traffic, scheduling information to vehicle by network information platform in the related technology, and Fig. 2 is
The configuration diagram of LTE car networking in the related technology, referring to figs. 1 and 2, car networking (Vehicle to Everthing,
Referred to as V2X) refer to and provides information of vehicles by the sensor, car-mounted terminal and electronic tag that are loaded on vehicle, using each
The kind communication technology realizes vehicle and vehicle (Vehicle to Vehicle, referred to as V2V), vehicle and people (Vehicle to
Personal, referred to as V2P), Che Yulu (infrastructure) (Vehicle to Infrastructure, referred to as V2I) interconnection
Intercommunication, and the effective use such as on information network platform extract, share to information, vehicle is effectively managed and mentioned
For integrated service.
Recently as the development of new mobile communication technology, occur being solved using LTE technology based on vehicle in the world
The research of networked communications application.Roadside unit Road Side Unit, referred to as RSU) it can receive vehicle request, guarantee vehicle
Internet is accessed, there is the function of gateway；In addition, it also possesses the function of data operation, storage, forwarding.
Vehicle and roadside unit (Vehicle to Road Side Unit, referred to as V2R), alternatively referred to as V2I, it is logical
The main feature of letter includes:
(1) when RSU is broadcasted, broadcast message is simply sent to all vehicles in its coverage area；
It (2) is single-hop transmission between RSU and vehicle, preventing multi-hop bring packet from transmitting, success rate is low, network throughput is low
Deng adverse effect；
(3) RSU can quickly receive detect by vehicle, traffic lights and some traffic informations, and these are believed
Breath is handled, is resequenced, selecting to issue vehicle again later.
When guaranteeing that vehicle passes through RSU in terms of above three, guarantee that vehicle can reliably, in real time by establishing connection with RSU
Access Internet or download RSU storage data.
It can be seen from the above, when on board unit OBU has alarm business to need to be sent to other vehicles or pedestrians, other vehicles
Or pedestrian possibly can not receive the business of above-mentioned warning information due to position or other reasons, so as to cause the industry of warning information
Business sends unsuccessful.In view of the above problems in the related art, there has been no solutions at present.
Summary of the invention
The present invention provides a kind of processing method and processing devices of warning information in car networking, at least to solve in the related technology
When on board unit OBU has alarm business to need to be sent to other vehicles or pedestrians, other vehicles or pedestrians due to position or
Other reasons possibly can not receive the business of above-mentioned warning information, send unsuccessful ask so as to cause the business of warning information
Topic.
According to an aspect of the invention, there is provided in a kind of car networking warning information processing method, comprising: roadside is single
On board unit OBU of first RSU into car networking sends alarm instruction information；When OBU in car networking detects warning information,
The RSU detects the warning information that the OBU of warning information is sent according to the alarm instruction information described in receiving；It is described
OBU of the RSU into its coverage area sends the warning information.
Further, detect the OBU of warning information according to the alarm instruction information reporting described in the RSU reception
The warning information includes: to state to detect that the OBU of warning information passes through car networking application server described in the RSU is received
The warning information that V2XAS is sent by broadcast or mode of unicast, wherein the OBU passes through Applied layer interface to the V2X
AS sends the warning information.
Further, it includes: the RSU by drilling that OBU of the RSU into its coverage area, which sends the warning information,
Into the OBU into its coverage area of mode or Cell Broadcast CB of multimedia broadcast multi-broadcasting business eMBMS send the alarm and believe
Breath.
Further, the warning information includes at least one of: vehicle to vehicle V2V warning information, and vehicle to pedestrian V2P is accused
Alert information.
Further, the alarm instruction information is used to indicate the condition that the OBU sends a warning message to RSU, wherein
The condition includes at least one of: the position OBU, state, period, warning information classification.
Further, the OBU includes user equipment (UE)；The RSU includes at least one of: base station eNB, static
UE, dedicated RSU.
According to another aspect of the present invention, a kind of processing method of warning information in car networking is provided, comprising: Che Lian
On board unit OBU in net receives the alarm instruction information of roadside unit RSU transmission；OBU in car networking detects announcement
When alert information, the OBU for detecting warning information sends a warning message according to alarm instruction information to the RSU；Institute
It states OBU and receives the warning information that OBU of the RSU into its coverage area is sent.
According to a further aspect of the invention, a kind of processing unit of warning information in car networking is provided, roadside is located at
The side unit R SU, comprising: the first sending module sends alarm instruction information for the on board unit OBU into car networking；First
Receiving module when detecting warning information for the OBU in car networking, detects the OBU foundation of warning information described in reception
The warning information that the alarm instruction information is sent；
Second sending module sends the warning information for the OBU into its coverage area.
Further, first receiving module is also used to, and is stated described in reception and is detected that the OBU of warning information is joined by vehicle
The warning information that net application server V2X AS is sent by broadcast or mode of unicast, wherein the OBU passes through application layer
Interface sends the warning information to the V2X AS.
Further, second sending module is also used to the side of the multimedia broadcast multi-broadcasting business eMBMS by evolution
The OBU of formula or Cell Broadcast CB into its coverage area sends the warning information.
Further, the warning information includes at least one of: vehicle to vehicle V2V warning information, and vehicle to pedestrian V2P is accused
Alert information.
According to a further aspect of the invention, a kind of processing unit of warning information in car networking is provided, is located at vehicle and joins
The side on board unit OBU in net, comprising: the second receiving module, for receiving the alarm instruction letter of roadside unit RSU transmission
Breath；Third sending module when detecting warning information for the OBU in car networking, indicates information to institute according to the alarm
RSU is stated to send a warning message；Third receiving module, the announcement sent for receiving OBU of the RSU into its coverage area
Alert information.
Further, the OBU includes user equipment (UE)；The RSU includes at least one of: base station eNB, static
UE, dedicated RSU.
In the present invention, alarm instruction information is sent to all OBU in coverage area using RSU, and for detecting
The OBU of warning information, all OBU under the instruction of alarm instruction information into RSU coverage area send a warning message, thus
V2X alarm business notice transmission/received probability of success can be effectively improved, is solved in the related technology as on board unit OBU
When having alarm business to need to be sent to other vehicles or pedestrians, other vehicles or pedestrians may nothing due to position or other reasons
Method receives the business of above-mentioned warning information, sends unsuccessful problem so as to cause the business of warning information.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram for sending traffic, scheduling information to vehicle by network information platform in the related technology；
Fig. 2 is the configuration diagram of LTE car networking in the related technology；
Fig. 3 is the flow chart one of the processing method of warning information in car networking according to an embodiment of the present invention；
Fig. 4 is the flowchart 2 of the processing method of warning information in car networking according to an embodiment of the present invention；
Fig. 5 is the processing unit structural block diagram one of warning information in car networking according to an embodiment of the present invention；
Fig. 6 is the processing unit structural block diagram two of warning information in car networking according to an embodiment of the present invention；
Fig. 7 is the flow chart of the notification method of the warning information of alternative embodiment according to the present invention；
Fig. 8 is the LTE eMBMS system architecture diagram of alternative embodiment according to the present invention；
Fig. 9 is the method flow diagram of alternative embodiment one according to the present invention；
Figure 10 is the method flow diagram of alternative embodiment two according to the present invention；
Figure 11 is the method flow diagram of alternative embodiment three according to the present invention；
Figure 12 is the schematic diagram of the system of the information notice of alternative embodiment according to the present invention；
Figure 13 is the schematic diagram of the OBU of the information notice of alternative embodiment according to the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
A kind of processing method of warning information in car networking is provided in the present embodiment, and Fig. 3 is to implement according to the present invention
The flow chart one of the processing method of warning information in the car networking of example, as shown in figure 3, the process includes the following steps:
Step S302: the roadside unit RSU on board unit OBU into car networking sends alarm instruction information；
Step S304: when the OBU in car networking detects warning information, RSU receive detect the OBU of warning information according to
The warning information sent according to alarm instruction information；
OBU of the step S306:RSU into its coverage area sends a warning message.
Step S302 to step S306 in through this embodiment sends all OBU in coverage area using RSU and accuses
Alert instruction information, and for detecting the OBU of warning information, under the instruction of alarm instruction information into RSU coverage area
All OBU send a warning message, and so as to effectively improve V2X alarm business notice transmission/received probability of success, solve
In the related technology when on board unit OBU has alarm business to need to be sent to other vehicles or pedestrians, other vehicles or pedestrians by
The business of above-mentioned warning information possibly can not be received in position or other reasons, is sent not so as to cause the business of warning information
Successful problem.
The OBU for detecting warning information is received for the RSU being related in the present embodiment step S306 according to alarm instruction
The warning information of information reporting can be achieved in that RSU is received in the optional embodiment of the present embodiment
State the alarm letter for detecting that the OBU of warning information is sent by car networking application server V2X AS by broadcast or mode of unicast
Breath, wherein OBU is sent a warning message by Applied layer interface to V2X AS.
And in another optional embodiment of the present embodiment, OBU hair of the RSU into its coverage area in step S304
Warning information mode is sent, can be achieved in that RSU passes through the multimedia broadcast multi-broadcasting business eMBMS's of evolution
The OBU of mode or Cell Broadcast CB into its coverage area sends a warning message.
In addition, warning information in the present embodiment includes at least one of: vehicle to vehicle V2V warning information, vehicle to row
People's V2P warning information.
The alarm instruction information being related in the present embodiment is used to indicate the condition that OBU sends a warning message to RSU,
In, which includes at least one of: the position OBU, state, period, warning information classification.
Fig. 4 is the flowchart 2 of the processing method of warning information in car networking according to an embodiment of the present invention, such as Fig. 4 institute
Show, the step of this method includes:
Step S402: the on board unit OBU in car networking receives the alarm instruction information of roadside unit RSU transmission；
Step S404: when the OBU in car networking detects warning information, detect the OBU of warning information according to alarm
Instruction information sends a warning message to RSU；
Step S406:OBU receives the warning information that OBU of the RSU into its coverage area is sent.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical solution of the present invention is substantially in other words to existing
The part that technology contributes can be embodied in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, calculate
Machine, server or network equipment etc.) method that executes each embodiment of the present invention.
A kind of processing unit of warning information in car networking is additionally provided in the present embodiment, and the device is for realizing above-mentioned
Embodiment and preferred embodiment, the descriptions that have already been made will not be repeated.As used below, term " module " can be real
The combination of the software and/or hardware of existing predetermined function.Although device described in following embodiment is preferably realized with software,
But the realization of the combination of hardware or software and hardware is also that may and be contemplated.
Fig. 5 is the processing unit structural block diagram one of warning information in car networking according to an embodiment of the present invention, the device position
In the side roadside unit RSU, which includes: the first sending module 52, sends alarm for the on board unit OBU into car networking
Indicate information；First receiving module 54, is of coupled connections with the first sending module 52, detects announcement for the OBU in car networking
When alert information, the warning information for detecting that the OBU of warning information is sent according to alarm instruction information is received；Second sending module
56, it is of coupled connections with the first receiving module 54, sends a warning message for the OBU into its coverage area.
Optionally, which is also used to, and reception, which is stated, detects that the OBU of warning information passes through car networking application
The warning information that server V2X AS is sent by broadcast or mode of unicast, wherein OBU is sent out by Applied layer interface to V2X AS
Send warning information.
Optionally, the second sending module 56, be also used to by way of the multimedia broadcast multi-broadcasting business eMBMS of evolution or
OBU of the Cell Broadcast CB into its coverage area sends a warning message.
Include at least one of for the warning information being related in the present embodiment: vehicle is arrived to vehicle V2V warning information, vehicle
Pedestrian's V2P warning information.
Fig. 6 is the processing unit structural block diagram two of warning information in car networking according to an embodiment of the present invention, the device position
The side on board unit OBU in car networking, as shown in fig. 6, the device includes: the second receiving module 62, for receiving roadside
The alarm that unit R SU is sent indicates information；Third sending module 64 is of coupled connections with the second receiving module 62, for joining in vehicle
When OBU in net detects warning information, send a warning message according to alarm instruction information to RSU；Third receiving module 66, with
Third sending module 64 is of coupled connections, the warning information sent for receiving OBU of the RSU into its coverage area.
The present invention is illustrated below with reference to alternative embodiment of the invention；
This alternative embodiment provides a kind of notification method of warning information, the principle of this method are as follows: roadside unit RSU exists
Broadcast transmission indicates information in overlay area, and the on board unit OBU for receiving instruction information, which is determined, has vehicle to vehicle V2V or vehicle to people
When V2P warning information needs to send, OBU reports vehicle to infrastructure device V2I warning information according to the instruction of RSU to RSU, receives announcement
The RSU of alert information forwards the warning information received using eMBMS mode or Cell Broadcast CB in overlay area.Pass through this optional reality
The method for applying example can be improved V2X alarm business notice transmission/received probability of success.
Fig. 7 is the flow chart of the notification method of the warning information of alternative embodiment according to the present invention, as shown in fig. 7, the party
The step of method includes:
Step S701, RSU broadcast instruction information.
Wherein, which is base station eNB or static UE or dedicated RSU, such as the access point AP in 802.11P；
The instruction information includes at least: warning information reports instruction；The instruction information can be by a bit R explanation, such as:
R=1 needs to report；R=0 does not need to report.It reports and refers to OBU by V2I mode to RSU report and alarm information.Alarm letter
Breath comprises at least one of the following: vehicle to vehicle V2V warning information, vehicle to pedestrian's V2P warning information.
Optionally, which can also include: that interface-free resources is reported to indicate information, wherein interface-free resources refer to UE
To Uu mouthfuls of resources of uplink of eNB, which is a resource pool, and resource therein is used for transmission V2I information.It may be noted that
It is that the resource indication information independently selects the scene of resource for OBU, if dispatching resource using RSU, RSU is not required to important affair
Resource pool is first distributed, is that OBU distributes resource by RSU when OBU, which is sent, to be requested.Report interface-free resources and the sky for being used for V2V/V2P
Mouth resource separate configuration, i.e. V2I ascending resource and V2V/V2P resource are mutually indepedent.
Resource pool can be indicated by one or more of information: T/F position/index, cyclic prefix CP length,
Period, modulation and encoding scheme MCS.
RSU is arranged according to self-position or operator/service provider determines " warning information reports instruction ", as RSU is in
Overpass up/down or RSU nearby have skyscraper block or RSU nearby the visual condition of road is poor or operator/service provider
It is required that the RSU receives warning information, etc., then RSU determines that " warning information reports instruction " is true true, otherwise reports and is designated as
False false.
It should be noted that RSU can also set the condition of OBU report and alarm information, when the conditions are met, OBU is reported
Warning information, when being in specific position such as OBU or in some special time period or when particular event occurs, OBU is needed
Want report and alarm information to RSU.
In addition, RSU includes: that OBU directly reports RSU or reports V2X service center in instruction information；Wherein, OBU is straight
It connects and reports RSU using V2I mode, OBU reports V2X service center using application layer mode.
Broadcast realizes that the broadcast periodicity is sent using existing system broadcast message or new broadcast message.
Step S702, OBU judges whether to send alarm business to RSU, if it is, steering step S703, otherwise turns to
Step S705.
Wherein, OBU first detects alarm business, as road has vehicle to break down, congestion in road, has dense fog, road dimension
Repair etc., OBU needs the alarm information noticing that will test to other vehicles or pedestrian closed on.Then, OBU is according to receiving
Step S801 in RSU broadcast message, judge whether to need to report RSU, as in step S801 RSU broadcast instruction information in it is bright
Really instruction " warning information reports instruction " is true, then OBU, which is determined, needs the alarm business that will test to report RSU.
Step S703, OBU select resource reporting RSU warning information.
Wherein, OBU sends a warning message there are two types of mode to RSU:
1) OBU directly sends a warning message to RSU；
2) OBU is sent a warning message by eMBMS mode to RSU.
In aforesaid way 2) in, OBU sends alarm letter by application layer to car networking service center (such as V2X-SC) first
Breath, car networking service center forward warning information to RSU by existing eMBMS framework, and RSU is carried by eMBMS to other
Vehicle/pedestrian forwards warning information.Fig. 8 is the LTE eMBMS system architecture diagram of alternative embodiment according to the present invention, such as Fig. 8 institute
Show, V2X-SC is to be exclusively used in V2X business, and furthermore Applied layer interface of the VC1 in Fig. 8 between V2X-SC and OBU/UE, is used for
Transmission application layer data.
Optionally, OBU can also send V2I warning information using Cell Broadcast CB mode.
In OBU when sending V2I warning information business, also send a warning message to other OBU closed on and/or pedestrian,
It is sent a warning message by V2V to adjacent vehicle, is sent a warning message by V2P to pedestrian, sent and use broadcast or multicast
Carrying.
OBU is RRC_Connected or RRC_Idle mode.OBU sends V2I at the time of resource pool is specified or immediately
Alarm business information, transmission use unicast bearer, if OBU is connected state, directly send to RSU, if OBU is the free time
State sends a warning message to RSU again after then initially entering connected state.
It should be pointed out that when OBU independently selects V2I interface-free resources, if there is two or more OBUs is selected simultaneously
It has selected identical resource and has sent service announcements, then resource request conflict occurs.In case of conflict, what general use clashed
OBUs reselects resource after retreating random time again.
Step S704, RSU broadcast forwarding warning information.
Wherein, RSU receives the warning information of OBU transmission, and RSU determines that the warning information is V2V and/or V2P alarm business,
It can be determined according to the resource location for receiving warning information.
RSU can broadcast the warning information received by Cell Broadcast CB or eMBMS mode, the OBU in the overlay area RSU
(vehicles or pedestrians) are monitored according to existing Cell Broadcast CB or eMBMS operation flow and receive required warning information.
Step S705, OBU send V2V/V2P warning information.
Wherein, OBU is determined according to the instruction information in step S801 does not need to report RSU, i.e., instruction information is " alarm letter
Breath reports instruction " it is false false, OBU indicates that selection V2V/V2P sends resource according to RSU, and sends V2V/ by above-mentioned resource
V2P warning information.
Optionally, if finding transmitting announcement warning information using D2D, the content sheet of D2D discovery alerts industry as V2X
Business, the content is transparent to access layer, i.e., above content is sent to upper layer and parses to obtain in required V2X alarm business by access layer
Hold；If using D2D communications control channel transmission V2X alarm business notice, D2D communications data channel is used for transmission V2X announcement
Alert business, and indicate in D2D communications control channel the resource location of D2D communications data channel, it monitors OBU and is led to according to what is received
Know message, required V2X warning information business tine may further be obtained.
It should be pointed out that the OBU on board unit in this alternative embodiment is equivalent to user equipment (UE).
Alternative embodiment of the present invention is described in detail below with reference to the specific embodiment of the optional implementation of the present invention；
Embodiment one
The present embodiment is the scene for independently selecting resource to send V2I warning information for OBU；Fig. 9 is according to the present invention may be used
The method flow diagram of embodiment one is selected, as shown in figure 9, the step of this method includes:
Step S901, RSU broadcast transmission indicates information.
Wherein, instruction information includes at least: warning information reports instruction, reports resource pool.Wherein, warning information reports finger
Show and determines whether that report and alarm information to RSU, reports resource pool independently to select resource to send to RSU for OBU and alerts for OBU
Information.
Step S902, OBU judges whether to need to report RSU, if it is, turning to step S903, otherwise, turns to step
S905；
Wherein, OBU judges whether to need to report RSU according to the instruction of RSU, is designated as true or OBU detection if reported
To event meet RSU setting report condition, then OBU determination needs to report RSU.
Rapid S903, OBU selection resource simultaneously report RSU warning information；
Wherein, OBU selects resource for sending V2I warning information in reporting resource pool, which is RRC_
Connected or RRC_Idle mode.OBU sends a warning message at the time of resource pool is specified or immediately, sends and uses
Mode of unicast.For Idle state OBU, warning information is retransmited after needing to be introduced into connected state.
In case of resource contention, then the resource in resource pool is reselected after one section of random time of corresponding OBU retrogressing.
Step S904, RSU broadcast forwarding warning information；
Wherein, RSU may determine that whether the information received is V2V/V2P warning information according to the position of resource；RSU is used
Cell Broadcast CB or eMBMS mode send a warning message, and the OBU in RSU covering is supervised according to existing Cell Broadcast CB or eMBMS process
It listens and receives required warning information.
Step S905, OBU selection resource is for sending V2V/V2P warning information.
Wherein, OBU selects resource in the resource pool for V2V/V2P, it is to note that the resource pool for V2V/V2P is different
Resource pool is reported in step S1001, i.e. V2V/V2P resource pool is used for PC5 interface, reports resource pool to use in step S1001
In Uu mouthfuls of uplink.
If finding transmitting announcement V2V/V2P warning information using D2D, OBU selection D2D discovery advertisement resource is for sending out
Send V2V/V2P warning information；If using D2D communications V2V/V2P warning information, OBU passes through D2D communication control first
Channel sends control signaling, and then sends V2V/V2P warning information according to the position of above-mentioned control signaling instruction.It sends by wide
It broadcasts or multicast carrying is realized.
Embodiment two
The present embodiment is the scene for sending V2I warning information using RSU scheduling resource for OBU；Figure 10 is according to this hair
The method flow diagram of bright alternative embodiment two, as shown in Figure 10, the step of this method, includes:
Step S1001, RSU broadcast instruction information.
Instruction information includes at least: warning information reports instruction.
Step S1002, OBU judges whether to need report and alarm information, if it is, turning to step S1003, otherwise, turns
To step S1007.
Wherein, OBU judges whether to need to report RSU according to the instruction of RSU, is designated as true or OBU detection if reported
To event meet RSU setting report condition, then OBU determination needs to report RSU.
Step S1003, OBU send a warning message to RSU request.
Wherein, OBU is RRC_Connected or RRC_Idle, and if it is connected state, OBU is directly in RSU request
Report, if it is Idle state, OBU is reported by random access procedure to RSU request.
The resource of step S1004, RSU to OBU distribution report and alarm information.
Wherein, RSU distributes resource according to the request of OBU and indicates resource to OBU.
Step S1005, OBU are to RSU report and alarm information.
Wherein, OBU is using the resource that is assigned to RSU report and alarm information.
Step S1006, RSU broadcast transmission warning information.
Wherein, RSU may determine that whether the information received is V2V/V2P warning information according to the position of resource；RSU is used
Cell Broadcast CB or eMBMS mode send a warning message, and the OBU in RSU covering is supervised according to existing Cell Broadcast CB or eMBMS process
It listens and receives required warning information.
Step S1007, OBU send V2V/V2P warning information.
Wherein, OBU selects resource in the resource pool for V2V/V2P, it should be noted that the money for V2V/V2P
Source pond is different from the resource pool that reports in step S1001, i.e. V2V/V2P resource pool is used for PC5 interface, reports in step S1001
Resource pool is used for uplink Uu mouthfuls.
If finding transmitting announcement V2V/V2P warning information using D2D, OBU selection D2D discovery advertisement resource is for sending out
Send V2V/V2P warning information；If using D2D communications V2V/V2P warning information, OBU passes through D2D communication control first
Channel sends control signaling, and then sends V2V/V2P warning information according to the position of above-mentioned control signaling instruction.It sends by wide
It broadcasts or multicast carrying is realized.
Embodiment three
The present embodiment is for the scene for forwarding V2X warning information using eMBMS mode；Figure 11 is optional according to the present invention
The method flow diagram of embodiment three, as shown in figure 11, the step of this method, includes:
Step S1101, RSU broadcast instruction information.
Wherein, instruction information includes at least: warning information reports instruction, is forwarded using eMBMS mode；
Forwarded and referred to using eMBMS mode: OBU report and alarm information passes through to service center server, service center
EMBMS framework forwards warning information.
Step S1102, OBU judge whether report and alarm information, if it is, turning to step S1103, otherwise, turn to step
Rapid S1105.
Wherein, OBU judges whether to need to report RSU according to the instruction of RSU, is designated as true or OBU detection if reported
To event meet RSU setting report condition, then OBU determination needs to report RSU.
Step S1103, OBU send a warning message to service center.
OBU is sent a warning message by application layer data to service center.Service center is the service for V2X business
Device can be analyzed and processed and forward to V2X business tine.
Step S1104, service center are sent a warning message by eMBMS mode to OBU.
Service center carries the OBU into overlay area by existing eMBMS and forwards warning information, overlay area of submitting a written statement to a higher authority
Refer to the region that warning information influences, service center determines overlay area according to the content of warning information.
OBU is monitored according to existing procedure and is received required warning information.
Step S1105, OBU send V2V/V2P warning information.
Wherein, OBU selects resource in the resource pool for V2V/V2P, it is to note that the resource pool for V2V/V2P is different
Resource pool is reported in step S1001, i.e. V2V/V2P resource pool is used for PC5 interface, reports resource pool to use in step S1001
In Uu mouthfuls of uplink.
If finding transmitting announcement V2V/V2P warning information using D2D, OBU selection D2D discovery advertisement resource is for sending out
Send V2V/V2P warning information；If using D2D communications V2V/V2P warning information, OBU passes through D2D communication control first
Channel sends control signaling, and then sends V2V/V2P warning information according to the position of above-mentioned control signaling instruction.It sends by wide
It broadcasts or multicast carrying is realized.
Figure 12 is the schematic diagram of the system of the information notice of alternative embodiment according to the present invention, as shown in figure 12, the system
It include: OBU 60, RSU 61, eMBMS network element 62；
Wherein, RSU 61 indicates the autonomous selection resource of OBU 60 in overlay area, is also used to for broadcasting instruction information
The resource that report and alarm information is dispatched for OBU60 is also used to receive the warning information of warning information and broadcast forwarding；
OBU 60 is used to receive the instruction information of RSU61 broadcast, judges whether to need to report, selects or request resource to send
Warning information receives the warning information of RSU61 broadcast.
For eMBMS network element 62 for forwarding warning information, eMBMS network element includes: MCE, MBMS-GW, BM-SC.
Figure 13 is the schematic diagram of the OBU of the information notice of alternative embodiment according to the present invention, as shown in figure 13, the OBU packet
It includes: judging unit 600, receiving unit 601, transmission unit 602:
Wherein, judging unit 600 need report and alarm information for judging whether；
Receiving unit 601 is also used to receive RSU's for receiving RSU broadcast instruction information and RSU broadcast alarms information
Resource distribution instruction information.
Transmission unit 602 sends request for report and alarm information to RSU and warning information.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this: above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned module be located at it is more
In a processor.
The embodiments of the present invention also provide a kind of storage mediums.Optionally, in the present embodiment, above-mentioned storage medium can
To be arranged to store the program code for executing following steps:
Step S1: the on board unit OBU in car networking receives the alarm instruction information of roadside unit RSU transmission；
Step S2: when the OBU in car networking detects warning information, detect that the OBU of warning information refers to according to alarm
Show that all OBUs of the information into RSU coverage area send a warning message.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to: USB flash disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or
The various media that can store program code such as CD.
Optionally, the specific example in the present embodiment can be with reference to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (11)
1. the processing method of warning information in a kind of car networking characterized by comprising
On board unit OBU of the roadside unit RSU into car networking sends alarm instruction information；
When OBU in car networking detects warning information, detect the OBU of warning information according to institute described in the RSU reception
State the warning information that alarm instruction information is sent；
OBU of the RSU into its coverage area sends the warning information；
The RSU detects the warning information of the OBU of warning information according to the alarm instruction information reporting described in receiving
Include:
The RSU detects that the OBU of warning information passes through the announcement that car networking application server V2X AS is sent described in receiving
Alert information, wherein the V2X AS sends the warning information by broadcast or mode of unicast, and the OBU is connect by application layer
Mouth sends the warning information to the V2X AS.
2. the method according to claim 1, wherein OBU of the RSU into its coverage area sends the announcement
Warning information includes:
The RSU is by way of the multimedia broadcast multi-broadcasting business eMBMS of evolution or Cell Broadcast CB is into its coverage area
OBU sends the warning information.
3. according to claim 1 to 2 described in any item methods, which is characterized in that the warning information include it is following at least it
One: vehicle to vehicle V2V warning information, vehicle to pedestrian's V2P warning information.
4. the method according to claim 1, wherein alarm instruction information is used to indicate the OBU to RSU
The condition to send a warning message, wherein the condition includes at least one of: the position OBU, state, period, warning information class
Not.
5. according to claim 1 to 2 described in any item methods, which is characterized in that the OBU includes user equipment (UE)；It is described
RSU includes at least one of: base station eNB, static UE, dedicated RSU.
6. the processing method of warning information in a kind of car networking characterized by comprising
On board unit OBU in car networking receives the alarm instruction information of roadside unit RSU transmission；
When OBU in car networking detects warning information, the OBU for detecting warning information indicates to believe according to the alarm
It ceases and sends a warning message to the RSU；
The OBU receives the warning information that OBU of the RSU into its coverage area is sent；
Wherein, detect that the OBU of warning information passes through the institute that car networking application server V2X AS is sent described in the RSU reception
State warning information, wherein the V2X AS sends the warning information by broadcast or mode of unicast, and the OBU passes through application
Layer interface sends the warning information to the V2X AS.
7. the processing unit of warning information in a kind of car networking is located at the side roadside unit RSU characterized by comprising
First sending module sends alarm instruction information for the on board unit OBU into car networking；
First receiving module when detecting warning information for the OBU in car networking, detects warning information described in reception
The warning information that OBU is sent according to the alarm instruction information；
Second sending module sends the warning information for the OBU into its coverage area；
First receiving module is also used to, and detects that the OBU of warning information passes through car networking application server V2X described in reception
The warning information that AS is sent, wherein the V2X AS sends the warning information by broadcast or mode of unicast, described
OBU sends the warning information to the V2X AS by Applied layer interface.
8. device according to claim 7, which is characterized in that
Second sending module, is also used to by way of the multimedia broadcast multi-broadcasting business eMBMS of evolution or Cell Broadcast CB
OBU into its coverage area sends the warning information.
9. according to the described in any item devices of claim 7 to 8, which is characterized in that the warning information include it is following at least it
One: vehicle to vehicle V2V warning information, vehicle to pedestrian's V2P warning information.
10. according to the described in any item devices of claim 7 to 8, which is characterized in that the OBU includes user equipment (UE)；It is described
RSU includes at least one of: base station eNB, static UE, dedicated RSU.
11. the processing unit of warning information in a kind of car networking, the side on board unit OBU in car networking, which is characterized in that
Include:
Second receiving module, the alarm for receiving roadside unit RSU transmission indicate information；
Third sending module when detecting warning information for the OBU in car networking, indicates information to institute according to the alarm
RSU is stated to send a warning message；
Third receiving module, the warning information sent for receiving OBU of the RSU into its coverage area；
Wherein, detect that the OBU of warning information passes through the institute that car networking application server V2X AS is sent described in the RSU reception
State warning information, wherein the V2X AS sends the warning information by broadcast or mode of unicast, and the OBU passes through application
Layer interface sends the warning information to the V2X AS.
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| CN201510366028.1A CN106331007B (en) | 2015-06-26 | 2015-06-26 | The processing method and processing device of warning information in car networking |
| PCT/CN2016/079776 WO2016206458A1 (en) | 2015-06-26 | 2016-04-20 | Method and apparatus for processing alarm information in internet of vehicles |
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| JP6997796B2 (en) * | 2017-03-31 | 2022-01-18 | エルジー エレクトロニクス インコーポレイティド | Equipment and methods for V2X communication |
| CN108769949B (en) * | 2018-06-06 | 2020-07-24 | 安徽江淮汽车集团股份有限公司 | Road testing method of V2X equipment |
| CN111405606A (en) * | 2019-01-02 | 2020-07-10 | 中国移动通信有限公司研究院 | Reporting and obtaining method of alarm information, terminal and network side device |
| CN110427010A (en) * | 2019-05-27 | 2019-11-08 | 苏州思卡信息系统有限公司 | A kind of vehicle-mounted OBU unusual condition warning system and method |
| CN112367343B (en) * | 2019-07-23 | 2022-04-05 | 华为云计算技术有限公司 | A communication method and device |
| CN111158943B (en) * | 2019-12-20 | 2024-03-22 | 航天信息股份有限公司 | Fault diagnosis method and device, storage medium and electronic equipment |
| CN113132901B (en) * | 2020-01-10 | 2023-05-02 | 中移(上海)信息通信科技有限公司 | Traffic accident information sending method, device, equipment and medium |
| CN115442389B (en) * | 2021-05-18 | 2025-03-14 | 千寻位置网络（浙江）有限公司 | Fault detection method, device, server and medium for roadside unit |
| CN115278553B (en) * | 2022-07-12 | 2023-12-05 | 南通大学 | A safe message broadcast method for Internet of Vehicles based on RSU collaboration |
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| US9435654B2 (en) * | 2013-06-01 | 2016-09-06 | Savari, Inc. | System and method for creating, storing, and updating local dynamic MAP database with safety attribute |
| CN103500514A (en) * | 2013-09-11 | 2014-01-08 | 奇瑞汽车股份有限公司 | Vehicle speed early-warning method, device and system in special road section |
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| CN103259834A (en) * | 2012-11-19 | 2013-08-21 | 北京新岸线移动多媒体技术有限公司 | Method and equipment for spreading traffic information |
| CN103198690A (en) * | 2013-03-12 | 2013-07-10 | 中国联合网络通信集团有限公司 | Traffic information transmitting method, vehicle-mounted information terminal, road side unit and data center |
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