CN105246025B - A kind of method and device of control V2X business transmission - Google Patents
A kind of method and device of control V2X business transmission Download PDFInfo
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- CN105246025B CN105246025B CN201510567447.1A CN201510567447A CN105246025B CN 105246025 B CN105246025 B CN 105246025B CN 201510567447 A CN201510567447 A CN 201510567447A CN 105246025 B CN105246025 B CN 105246025B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
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Abstract
The embodiment of the invention discloses a kind of methods of control V2X business transmission, including：Obtain the transmission objective parameter of terminal transmission V2X business；According to the transmission objective parameter selection transport protocol, the transport protocol includes the transport protocol based on D2D discovery techniques and the transport protocol based on the D2D communication technologys；Scheduling of resource pattern is determined according to the transmission objective parameter and the transport protocol or receives the scheduling of resource pattern of base station configuration, so that the terminal is transmitted according to the transport protocol and the scheduling of resource Pattern completion V2X business；Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern.The embodiment of the invention also discloses a kind of devices of control V2X business transmission.Using the present invention, can reasonable disposition difference V2X business information transmission mode, the transmission demand of different V2X business can be met.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of method and devices of control V2X business transmission.
Background technology
The information exchange of vehicle and extraneous (Vehicle to X, abbreviation V2X), is the key that the following intelligent transport system
Technology.It makes vehicle that can be communicated between base station, vehicle and mobile device with vehicle, vehicle.To obtain real-time road, road letter
A series of traffic informations such as breath, pedestrian information reduce congestion to improve drive safety, improve traffic efficiency etc..It can be with
Information exchange including vehicle Yu vehicle (Vehicle to Vehicle), vehicle and infrastructure (Vehicle to
Infrastructure, abbreviation V2I) information exchange and vehicle and mobile device (Vehicle to nomadic
Devices, abbreviation V2N) information exchange.
Many V2X applications will improve safety, vehicle pass-through and energy consumption.V2X is also beneficial to realize following cruise
Assist highway and automatic Pilot.For example, vehicle-state warning application, it can be timely by information such as the failures of vehicle interior/out of control
Overseas broadcast, and the vehicles such as ambulance can by the overseas broadcast of the message such as type, traffic route with quickly through；And traffic
Accident warning application, can the timely overseas broadcast when vehicle generation accident after, and notified when the discovery dangerous situation of road
Neighbouring vehicle；Automatically/unmanned application then can obtain the dynamic of front vehicles and road by the communication between vehicle and vehicle
State information, to enhance the control performance of current automatic cruising.These applications can largely reduce traffic accident, while reduce accident
Relevant cost.In the prior art, generally use dedicated short-range communication technology (Dedicated Short Range
Communications, abbreviation DSRC) transmit V2X business, but its transmission objective cannot be satisfied V2X business to transmission objective
Such as information transmission frequency, broadcast cycle, the demand of communication distance, and different V2X business are adopted and are carried out in a like fashion
Transmission is also unfavorable for the reasonable disposition of business information transmission.
Invention content
Technical problem to be solved of the embodiment of the present invention is, provides a kind of method and device of transmission V2X business.With
It solves different V2X business transmission demands cannot be satisfied, the unreasonable problem of business information transmission configuration.
In order to solve the above-mentioned technical problem, first aspect of the embodiment of the present invention provide it is a kind of control V2X business transmission
Method, including：
Obtain the transmission objective parameter of terminal transmission V2X business；
According to the transmission objective parameter selection transport protocol, the transport protocol includes the biography based on D2D discovery techniques
Defeated agreement and transport protocol based on the D2D communication technologys；
Scheduling of resource pattern is determined according to the transmission objective parameter and the transport protocol or receives base station configuration
Scheduling of resource pattern, so that the terminal is transmitted according to the transport protocol and the scheduling of resource Pattern completion V2X business；
Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern.
Wherein, it after determining scheduling of resource type according to the transmission objective parameter and the transport protocol, also wraps
It includes：
If transmission V2X service messages be D2D find message, according to the transport protocol, scheduling of resource pattern and
The object type of V2X business transmission determines V2X transmission modes, wherein the object type of the V2X business transmission includes specified pair
As specifying object with nothing；
The V2X transmission modes are sent to the terminal, so that the terminal is according to taking in the V2X transmission modes
The information of band completes the transmission of V2X business.
Wherein, the transmission objective parameter for obtaining terminal transmission V2X business, including：
If saving newest transmission objective parameter in the parameter preset list of the terminal, directly obtained from the terminal
Take the newest transmission objective parameter；
If newest transmission objective parameter is not preserved in the parameter preset list of the terminal, by the terminal and V2X
Application server carries out after information exchange gets newest transmission objective parameter, then obtains the newest biography from the terminal
Defeated index parameter.
Wherein, after the transmission objective parameter for obtaining terminal transmission V2X business, further include：
The terminal is authenticated and is authorized according to the transmission objective parameter；
If without the service authorization information of the terminal, to home signature user server and strategy and charging regulation work(
Energy unit, which is sent, obtains request, obtains the service authorization information of the terminal.
Wherein, according to the transmission objective parameter selection transport protocol, including：
By the transmission objective parameter compared with predetermined threshold value；
It is terminal selection transport protocol according to the result of the comparison and the transport protocol of selection is notified into the terminal, or
Person according to the result of the comparison be the terminal select transport protocol and by the transport protocol of selection notify V2X application servers so as to
The V2X application servers notify the terminal.
Wherein, scheduling of resource pattern is being determined according to the transmission objective parameter and the transport protocol or is receiving base
It stands before the scheduling of resource pattern of configuration, further includes：
Obtain the configuration information of the resource pool and two spike-type cultivars scheduling method of the base station.
Wherein, the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
Wherein, when according to the transmission objective parameter selection transport protocol, if transmitted data amount reaches preset data amount
Threshold value then selects the transport protocol based on the D2D communication technologys to be selected if transmitted data amount is not up to the preset quantity threshold value
Select the transport protocol based on D2D discovery techniques.
Wherein, when determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol, if transmission
Time delay reaches default delay threshold, it is determined that scheduling of resource pattern is Resource Pool Pattern, if the not up to default time delay of propagation delay time
Threshold value, it is determined that scheduling of resource pattern is base station scheduling method.
Wherein, if terminal quantity reaches preset quantity threshold value, it is determined that scheduling of resource pattern is Resource Pool Pattern.
Second aspect of the embodiment of the present invention provides a kind of device of control V2X business transmission, including：
Acquiring unit, the transmission objective parameter for obtaining terminal transmission V2X business；
Selecting unit, for according to the transmission objective parameter selection transport protocol, the transport protocol to include being based on D2D
The transport protocol of discovery technique and transport protocol based on the D2D communication technologys；
Determination unit, for according to the transmission objective parameter and the transport protocol determine scheduling of resource pattern or
The scheduling of resource pattern for receiving base station configuration, so that the terminal is according to the transport protocol and the scheduling of resource Pattern completion
V2X business is transmitted；
Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern.
Wherein, the determination unit is additionally operable to：
If transmission V2X service messages be D2D find message, according to the transport protocol, scheduling of resource pattern and
The object type of V2X business transmission determines V2X transmission modes, wherein the object type of the V2X business transmission includes specified pair
As specifying object with nothing；
The V2X transmission modes are sent to the terminal, so that the terminal is according to taking in the V2X transmission modes
The information of band completes the transmission of V2X business.
Wherein, the acquiring unit is specifically used for：
If saving newest transmission objective parameter in the parameter preset list of the terminal, directly obtained from the terminal
Take the newest transmission objective parameter；
If newest transmission objective parameter is not preserved in the parameter preset list of the terminal, by the terminal and V2X
Application server carries out after information exchange gets newest transmission objective parameter, then obtains the newest biography from the terminal
Defeated index parameter.
Wherein, described device further includes：
Certificate Authority unit, for the terminal to be authenticated and authorized according to the transmission objective parameter；
If without the service authorization information of the terminal, to home signature user server and strategy and charging regulation work(
Energy unit, which is sent, obtains request, obtains the service authorization information of the terminal.
Wherein, the selecting unit is specifically used for：
By the transmission objective parameter compared with predetermined threshold value；
It is terminal selection transport protocol according to the result of the comparison and the transport protocol of selection is notified into the terminal, or
Person according to the result of the comparison be the terminal select transport protocol and by the transport protocol of selection notify V2X application servers so as to
The V2X application servers notify the terminal.
Wherein, the determination unit is additionally operable to：
Match determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol or receiving base station
Before the scheduling of resource pattern set, the configuration information of the resource pool and two spike-type cultivars scheduling method of the base station is obtained.
Wherein, the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
Wherein, the selecting unit is specifically used for：
When according to the transmission objective parameter selection transport protocol, if transmitted data amount reaches preset data amount threshold value,
The transport protocol based on the D2D communication technologys is then selected, if transmitted data amount is not up to the preset quantity threshold value, selection is based on
The transport protocol of D2D discovery techniques.
Wherein, the determination unit is specifically used for：
When determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol, if propagation delay time reaches
To default delay threshold, it is determined that scheduling of resource pattern is Resource Pool Pattern, if the not up to default delay threshold of propagation delay time,
Determine that scheduling of resource pattern is base station scheduling method.
Wherein, the determination unit is additionally operable to：
If terminal quantity reaches preset quantity threshold value, it is determined that scheduling of resource pattern is Resource Pool Pattern.
Implement the embodiment of the present invention, has the advantages that：
By the transmission objective parameter of acquisition terminal transmission V2X business to select transport protocol, and transport protocol is based on
D2D technologies can fully meet the needs of different V2X business are to transmission objective；Then it is assisted according to transmission objective parameter and transmission
View determines scheduling of resource pattern, can further promote the specific aim satisfaction to different V2X business transmission demands；It is passed in conjunction with suitable
Defeated agreement and scheduling of resource pattern may be implemented the control and management transmitted to different V2X business, fully meeting different V2X
Under the premise of business transmission demand so that business information transmission configuration it is more reasonable, be conducive to fully use system resource, for
Family provides higher speed more stable more scientific V2X business transmission, to improve traffic safety degree.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the flow diagram of the first embodiment of the method for present invention control V2X business transmission；
Fig. 2 is the flow diagram of the second embodiment of the method for present invention control V2X business transmission；
Fig. 3 is the flow diagram of the 3rd embodiment of the method for present invention control V2X business transmission；
Fig. 4 is the composition schematic diagram of the first embodiment of the device of present invention control V2X business transmission；
Fig. 5 is the composition schematic diagram of the second embodiment of the device of present invention control V2X business transmission.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Described in the embodiment of the present invention based on equipment and equipment (Device-to-Device, abbreviation D2D) discovery technique
Transport protocol, under this agreement can using the application layer messages of V2X as D2D find message payload, pass through physical layer side
It is sent out in a broadcast manner to discovery channel (Physical layer Sidelink Discovery Channel, abbreviation PSDCH)
Go out；And based on the transport protocol of the D2D communication technologys, it can be using the application layer messages of V2X as D2D communication datas under this agreement
In physical layer side to control channel (Physical layer Sidelink Control Channel, abbreviation PSCCH) and physics
Layer laterally shared channel (Physical layer Sidelink Shared Channel, abbreviation PSSCH) transmission.
Base station scheduling method described in the embodiment of the present invention is actively it according to its resource that can be dispatched by base station
The terminal of covering carries out scheduling of resource；And Resource Pool Pattern, then resource pool is formed by part resource, different terminals passes through money
Source asks to use the resource in resource pool, and when in use, resource pool manager is the mark that used resource encloses occupancy,
When after use, by the resource reclaim to resource pool and the mark of occupancy is released.
Under the scene of V2X business transmission, the entity of control V2X spy's business transmission of network side can in the embodiment of the present invention
Service function entity (Proximity Based Services Function, abbreviation are closed on to be based on D2D functional entitys
ProSe Function) it realizes, it can be used as the entity of car networking control after enhancing it.This mode is primarily suitable for using
D2D technologies carry out V2X business transmission.The relevant control of V2X can independently be disposed with D2D functional entitys, can also be integrated and be set
It sets, but angle that is simplified from agreement and reusing, the PC3 interfaces between terminal and ProSe Function can be reused.When
So, the functional entity or device of control V2X business transmission can also be independently arranged, and the embodiment of the present invention is not limited in any way.Road
Side unit (Road Side Unit, abbreviation RSU) can realize by static terminal, can also be by small-sized base station Lai real
It is existing.V2X business transmission include V2V and V2I can use be transmitted by PC5 interfaces based on D2D agreements.In this hair
Terminal described in bright can be the mobile terminal for supporting the user of D2D agreements to hold, and can also be the vehicle being integrated in vehicle
Mounted terminal.
Fig. 1 is please referred to, the flow diagram of the first embodiment of the method for V2X business transmission is controlled for the present invention, at this
In embodiment, it the described method comprises the following steps：
S101 obtains the transmission objective parameter of terminal transmission V2X business.
Wherein, the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
For different V2X business, corresponding transmission objective parameter possibility is identical may also be different.For example, vehicle shape
State alerts and the transmission reliability of traffic accident alarm is 99%, and the non-100ms of propagation delay time of vehicle-state alarm, and hands over
Interpreter thus alarm propagation delay time it is shorter, be 20ms.
Optionally, the transmission objective parameter for obtaining terminal, including：
If saving newest transmission objective parameter in the parameter preset list of the terminal, directly obtained from the terminal
Take the newest transmission objective parameter；
If newest transmission objective parameter is not preserved in the parameter preset list of the terminal, by the terminal and V2X
Application server carries out after information exchange gets newest transmission objective parameter, then obtains the newest biography from the terminal
Defeated index parameter.The Signalling exchange herein being related to can be completed by PC1 interfaces.
Wherein, parameter preset list can be with real-time update, and newer information can be arranged according to chronological order
Sequence preserves.Transmission objective parameter herein can be generated by terminal, can also be generated and sent to end by V2X application servers
End, the embodiment of the present invention are not limited in any way.
S102, according to the transmission objective parameter selection transport protocol.
Wherein, the transport protocol includes the transport protocol based on D2D discovery techniques and the transmission based on the D2D communication technologys
Agreement.
Optionally, according to the transmission objective parameter selection transport protocol, including：
By the transmission objective parameter compared with predetermined threshold value；
It is that the terminal selects transport protocol and the transport protocol of selection is notified the terminal according to the result of the comparison, has
Body can be notified by PC3 interfaces, or be that the terminal selects transport protocol and the biography by selection according to the result of the comparison
Defeated notice of settlement V2X application servers notify the terminal so as to the V2X application servers, specifically can by PC1 interfaces with
V2X application servers are communicated.
It should be noted that predetermined threshold value herein can be arranged or provide when equipment is dispatched from the factory by equipment production firm
Several setting options are selected for user, can not also be limited in any way by User Defined, the embodiment of the present invention.
And the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
For example, when according to the transmission objective parameter selection transport protocol, if transmitted data amount reaches preset data amount
Threshold value then selects the transport protocol based on the D2D communication technologys to be selected if transmitted data amount is not up to the preset quantity threshold value
Select the transport protocol based on D2D discovery techniques.
This is because under the transport protocol based on the D2D communication technologys, can be communicated the application layer messages of V2X as D2D
Data are transmitted in PSCCH and PSSCH, and bandwidth bigger, time delay is longer, power consumption higher, and transmission speed faster, is suitable for large data
Transmission；And transmitted data amount it is smaller when, then can be transmitted based on the transport protocol of D2D discovery techniques, at this point it is possible to will
The application layer messages of V2X find the payload of message as D2D, are sent out in a broadcast manner by PSDCH, and bandwidth is small, and time delay is short,
It is low in energy consumption, it is suitable for the transmission of small-sized data.
S103 determines scheduling of resource pattern according to the transmission objective parameter and the transport protocol or receives base station
The scheduling of resource pattern of configuration, so that the terminal is according to the transport protocol and the scheduling of resource Pattern completion V2X business
Transmission.
Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern.
Optionally, it can be assisted herein according to determining transmission objective parameter and transmission by the device for controlling the transmission of V2X business
It discusses to determine scheduling of resource pattern, scheduling method can also be determined by base station and inform the device.
And when determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol, if propagation delay time
Reaching default delay threshold, it is determined that scheduling of resource pattern is Resource Pool Pattern, if the not up to default delay threshold of propagation delay time,
Then determine that scheduling of resource pattern is base station scheduling method.
This is because the short business of time delay generally requires quick transmission, information importance is higher, therefore base station can be used
Scheduling method is to realize that the rapid configuration of resource, business transmission are rapidly completed；And for the longer business of time delay, then it can adopt
With Resource Pool Pattern, user is set to carry out business transmission again by terminal request resource.
Optionally, if terminal quantity reaches preset quantity threshold value, it is determined that scheduling of resource pattern is Resource Pool Pattern.
When there are many terminal quantity, it can be mitigated under the scheduling method of base station to base station dispatch using Resource Pool Pattern
Expense；It, can be to draw in network and in view of the traffic load of the device of control V2X business transmission as terminal quantity rises
Enter agent equipment to realize sharing for load, improves the supported terminal quantity of system.
And after scheduling of resource pattern determines, can by controlling the device of V2X business transmission by PC3 interface notification terminals,
By base station existing radio resource control (Radio Resource Control, abbreviation can also be used by Uu mouthfuls
RRC) message informing terminal, the embodiment of the present invention are not limited in any way.
By the transmission objective parameter of acquisition terminal transmission V2X business to select transport protocol, and transport protocol is based on
D2D technologies can fully meet the needs of different V2X business are to transmission objective；Then it is assisted according to transmission objective parameter and transmission
View determines scheduling of resource pattern, can further promote the specific aim satisfaction to different V2X business transmission demands；It is passed in conjunction with suitable
Defeated agreement and scheduling of resource pattern may be implemented the control and management transmitted to different V2X business, fully meeting different V2X
Under the premise of business transmission demand so that business information transmission configuration it is more reasonable, be conducive to fully use system resource, for
Family provides higher speed more stable more scientific V2X business transmission, to improve traffic safety degree.
Fig. 2 is please referred to, the flow diagram of the second embodiment of the method for V2X business transmission is controlled for the present invention, at this
In embodiment, it the described method comprises the following steps：
S201 obtains the transmission objective parameter of terminal transmission V2X business.
Wherein, the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
S202, according to the transmission objective parameter selection transport protocol.
Wherein, the transport protocol includes the transport protocol based on D2D discovery techniques and the transmission based on the D2D communication technologys
Agreement.And the considerations of for factors such as number of channels or occupancy situations, the transport protocol herein based on the D2D communication technologys is specific
Using when can also include a kind of more special situation, i.e., by D2D communication channel come transmit D2D find message, below
Referred to as " found by the D2D of D2D communications ".
S203 determines scheduling of resource pattern according to the transmission objective parameter and the transport protocol or receives base station
The scheduling of resource pattern of configuration.
S204, if the V2X service messages of transmission, which are D2D, finds message, according to the transport protocol, scheduling of resource pattern
And the object type of V2X business transmission determines V2X transmission modes.
Wherein, the object type of the V2X business transmission includes specifying object and without specified object.
Specifically, it is that the object for the V2X business transmission for illustrating that terminal will carry out has specific target, example to specify object
Such as, one video of the desired transmissions of terminal A gives vehicle B, then the object that message can be specified to send, object herein can be single
It can also be a class object, such as send the photo for ordering to arrest criminal to the police car for having police car mark, equally can be considered specified object；
And generally broadcast the message without specified object, road hazard warning is such as broadcasted, informs all vehicle roads in signal cover
The unsafe condition on road.
Wherein, include two kinds of situations herein, one kind is based on D2D if the V2X service messages of transmission, which are D2D, finds message
The transport protocol of discovery technique, the channel found by D2D find message to transmit D2D, and another kind is based on the D2D communication technology
Transport protocol, by D2D communication channel come transmit D2D find message, in both cases, by object type
The efficiency of V2X business transmission can further be promoted by limiting.And under D2D communication patterns, it is meaningless whether object type specifies, because
This its object type is not applicable (Not Applicable, abbreviation N/A).It can determine that V2X transmits mould according to above-mentioned three kinds of information
Formula, three kinds of information therein can be freely combined, and 10 in following list kind are combined as 10 kinds of more typical transmission modes.
The V2X transmission modes are sent to the terminal by S205, so that the terminal is according to the V2X transmission modes
In carrying information complete V2X business transmission.
The information wherein carried just includes scheduling of resource pattern, object type and the transport protocol described in upper table.
In embodiments of the present invention, the object type for introducing the transmission of V2X business can be by the differentiation of object type
One step is finely divided business, also allows for when control business is transmitted, and carries out more precise control.
Fig. 3 is please referred to, the flow diagram of the 3rd embodiment of the method for V2X business transmission is controlled for the present invention, at this
In embodiment, it the described method comprises the following steps：
S301 obtains the transmission objective parameter of terminal transmission V2X business.
Wherein, the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
S302 is authenticated and authorizes to the terminal according to the transmission objective parameter.
Wherein, certification can ensure that the sender of transmission objective parameter, it is ensured that the necessity and safety that follow-up process executes,
And authorize based on from the point of view of resource availability, can meet the needs of each terminal in abundant resource, and it is tight in resource
When opening or is insufficient, stop authorizing, to ensure that the regular traffic of authorization terminal transmits.
Optionally, in certification, the Signalling exchange being related to can be transmitted by PC2 interfaces or PC3 connection interfaces, and in certification
When, it, can be by interfaces such as PC4 to returning if the device of control V2X business transmission does not have the service authorization information of the terminal
Belong to assigned user server (Home Subscriber Server, abbreviation HSS) and Policy and Charging Rules Function
(Policy and Charging Rules Function, abbreviation PCRF), which is sent, obtains request, obtains the business of the terminal
Authorization message.
S303, according to the transmission objective parameter selection transport protocol.
Wherein, the transport protocol includes the transport protocol based on D2D discovery techniques and the transmission based on the D2D communication technologys
Agreement.
S304 obtains the configuration information of the resource pool and two spike-type cultivars scheduling method of the base station.
S305 determines scheduling of resource pattern according to the transmission objective parameter and the transport protocol or receives base station
The scheduling of resource pattern of configuration, so that the terminal is according to the transport protocol and the scheduling of resource Pattern completion V2X business
Transmission.
When the configuration information for the resource pool and two spike-type cultivars scheduling method for having got the base station and then combination determine
Scheduling of resource pattern, can according to transport protocol and scheduling of resource pattern, complete V2X business transmission.
Fig. 4 is please referred to, for the composition schematic diagram of the first embodiment of the device of present invention control V2X business transmission；At this
In embodiment, the terminal includes：
Acquiring unit 100, the transmission objective parameter for obtaining terminal transmission V2X business；
Selecting unit 200, for according to the transmission objective parameter selection transport protocol, the transport protocol to include being based on
The transport protocol of D2D discovery techniques and transport protocol based on the D2D communication technologys；
Determination unit 300, for determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol
Or the scheduling of resource pattern of base station configuration is received, so that the terminal is according to the transport protocol and the scheduling of resource pattern
Complete the transmission of V2X business；
Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern.
Optionally, the determination unit 300 is additionally operable to：
If transmission V2X service messages be D2D find message, according to the transport protocol, scheduling of resource pattern and
The object type of V2X business transmission determines V2X transmission modes, wherein the object type of the V2X business transmission includes specified pair
As specifying object with nothing；
The V2X transmission modes are sent to the terminal, so that the terminal is according to taking in the V2X transmission modes
The information of band completes the transmission of V2X business.
Optionally, the acquiring unit 200 is specifically used for：
If saving newest transmission objective parameter in the parameter preset list of the terminal, directly obtained from the terminal
Take the newest transmission objective parameter；
If newest transmission objective parameter is not preserved in the parameter preset list of the terminal, by the terminal and V2X
Application server carries out after information exchange gets newest transmission objective parameter, then obtains the newest biography from the terminal
Defeated index parameter.
Optionally, the selecting unit 200 is specifically used for：
By the transmission objective parameter compared with predetermined threshold value；
It is terminal selection transport protocol according to the result of the comparison and the transport protocol of selection is notified into the terminal, or
Person according to the result of the comparison be the terminal select transport protocol and by the transport protocol of selection notify V2X application servers so as to
The V2X application servers notify the terminal.
Optionally, the determination unit 300 is additionally operable to：
Match determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol or receiving base station
Before the scheduling of resource pattern set, the configuration information of the resource pool and two spike-type cultivars scheduling method of the base station is obtained.
Optionally, the transmission objective parameter includes following at least one：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
The selecting unit 200 is specifically used for：
When according to the transmission objective parameter selection transport protocol, if transmitted data amount reaches preset data amount threshold value,
The transport protocol based on the D2D communication technologys is then selected, if transmitted data amount is not up to the preset quantity threshold value, selection is based on
The transport protocol of D2D discovery techniques.
The determination unit 300 is specifically used for：
When determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol, if propagation delay time reaches
To default delay threshold, it is determined that scheduling of resource pattern is Resource Pool Pattern, if the not up to default delay threshold of propagation delay time,
Determine that scheduling of resource pattern is base station scheduling method.
The determination unit 300 is additionally operable to：
If terminal quantity reaches preset quantity threshold value, it is determined that scheduling of resource pattern is Resource Pool Pattern.
Fig. 5 is please referred to, the composition schematic diagram of the second embodiment of the device of V2X business transmission is controlled for the present invention, at this
In embodiment, compared with embodiment illustrated in fig. 4, the device described in the embodiment of the present invention further includes：
Certificate Authority unit 400, for the terminal to be authenticated and authorized according to the transmission objective parameter；
If without the service authorization information of the terminal, to home signature user server and strategy and charging regulation work(
Energy unit, which is sent, obtains request, obtains the service authorization information of the terminal.
The above acquiring unit 100, selecting unit 200, determination unit 300 and Certificate Authority unit 400 can be individually present,
Can also be integrally disposed, acquiring unit 100, selecting unit 200, determination unit 300 or Certificate Authority unit 400 can be with hardware
Form be separately provided independently of the processor of device, and be arranged form can be microprocessor form；It can also be with hardware
Form is embedded in the processor of the device, can also be stored in the memory of the device in a software form, in order to the dress
The processor set calls the above acquiring unit 100 of execution, selecting unit 200, determination unit 300 and Certificate Authority unit 400 right
The operation answered.
For example, in the second embodiment (embodiment shown in fig. 5) of the device of present invention control V2X business transmission, really
Order member 300 can be the processor of the device, and the work(of acquiring unit 100, selecting unit 200 and Certificate Authority unit 400
It can be embedded in the processor, can also be separately provided independently of processor, can also be stored in and deposit in the form of software
In reservoir, is called by processor and realize its function.The embodiment of the present invention does not do any restrictions.The above processor can be centre
Manage unit (CPU), microprocessor, microcontroller etc..
It should be noted that each embodiment in this specification is described in a progressive manner, each embodiment weight
What point illustrated is all the difference with other embodiments, and the same or similar parts between the embodiments can be referred to each other.
For device embodiments, since it is basically similar to the method embodiment, thus description it is fairly simple, related place referring to
The part of embodiment of the method illustrates.
By the description of above-described embodiment, the present invention has the following advantages：
By the transmission objective parameter of acquisition terminal transmission V2X business to select transport protocol, and transport protocol is based on
D2D technologies can fully meet the needs of different V2X business are to transmission objective；Then it is assisted according to transmission objective parameter and transmission
View determines scheduling of resource pattern, can further promote the specific aim satisfaction to different V2X business transmission demands；It is passed in conjunction with suitable
Defeated agreement and scheduling of resource pattern may be implemented the control and management transmitted to different V2X business, fully meeting different V2X
Under the premise of business transmission demand so that business information transmission configuration it is more reasonable, be conducive to fully use system resource, for
Family provides higher speed more stable more scientific V2X business transmission, to improve traffic safety degree.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, abbreviation ROM) or random access memory (Random
Access Memory, abbreviation RAM) etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (18)
1. a kind of method of control V2X business transmission, which is characterized in that including：
Obtain the transmission objective parameter of terminal transmission V2X business；
According to the transmission objective parameter selection transport protocol, the transport protocol includes the transmission association based on D2D discovery techniques
Transport protocol of the negotiation based on the D2D communication technologys；
Scheduling of resource pattern is determined according to the transmission objective parameter and the transport protocol or receives the money of base station configuration
Source scheduling method, so that the terminal is transmitted according to the transport protocol and the scheduling of resource Pattern completion V2X business；
Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern,
Scheduling of resource pattern is being determined according to the transmission objective parameter and the transport protocol or receives base station configuration
After scheduling of resource pattern, further include：
If the V2X service messages of transmission, which are D2D, finds message, according to the transport protocol, scheduling of resource pattern and V2X industry
The object type of business transmission determines V2X transmission modes, wherein the object type of V2X business transmission include specified object and
Without specified object；
The V2X transmission modes are sent to the terminal, so that the terminal is according to the carrying in the V2X transmission modes
Information completes the transmission of V2X business.
2. the method as described in claim 1, which is characterized in that the transmission objective parameter for obtaining terminal transmission V2X business,
Including：
If saving newest transmission objective parameter in the parameter preset list of the terminal, directly institute is obtained from the terminal
State newest transmission objective parameter；
If not preserving newest transmission objective parameter in the parameter preset list of the terminal, applied by the terminal and V2X
After server progress information exchange gets newest transmission objective parameter, then obtains the newest transmission from the terminal and refer to
Mark parameter.
3. method as claimed in claim 2, which is characterized in that obtain terminal transmission V2X business transmission objective parameter it
Afterwards, further include：
The terminal is authenticated and is authorized according to the transmission objective parameter；
If without the service authorization information of the terminal, to home signature user server and strategy and charging rule functions list
Member, which is sent, obtains request, obtains the service authorization information of the terminal.
4. the method as described in claim 1, which is characterized in that according to the transmission objective parameter selection transport protocol, including：
By the transmission objective parameter compared with predetermined threshold value；
It is that the terminal selects transport protocol and the transport protocol of selection is notified the terminal, Huo Zhegen according to the result of the comparison
It is that the terminal selects transport protocol and by the transport protocol of selection notice V2X application servers so as to described according to result of the comparison
V2X application servers notify the terminal.
5. the method as described in claim 1, which is characterized in that according to the transmission objective parameter and the transport protocol
Before determining scheduling of resource pattern or receiving the scheduling of resource pattern that base station configures, further include：
Obtain the configuration information of the resource pool and two spike-type cultivars scheduling method of the base station.
6. method as described in any one in claim 1-5, which is characterized in that the transmission objective parameter includes following at least one
Kind：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
7. method as claimed in claim 6, which is characterized in that when according to the transmission objective parameter selection transport protocol,
If transmitted data amount reaches preset data amount threshold value, the transport protocol based on the D2D communication technologys is selected, if transmitted data amount is not
Reach the preset quantity threshold value, then selects the transport protocol based on D2D discovery techniques.
8. method as claimed in claim 6, which is characterized in that according to the transmission objective parameter and the transport protocol
When determining scheduling of resource pattern, if propagation delay time reaches default delay threshold, it is determined that scheduling of resource pattern is Resource Pool Pattern,
If the not up to default delay threshold of propagation delay time, it is determined that scheduling of resource pattern is base station scheduling method.
9. method as claimed in claim 8, which is characterized in that if terminal quantity reaches preset quantity threshold value, it is determined that money
Source scheduling method is Resource Pool Pattern.
10. a kind of device of control V2X business transmission, which is characterized in that including：
Acquiring unit, the transmission objective parameter for obtaining terminal transmission V2X business；
Selecting unit, for according to the transmission objective parameter selection transport protocol, the transport protocol to include being found based on D2D
The transport protocol of technology and transport protocol based on the D2D communication technologys；
Determination unit, for determining scheduling of resource pattern or reception according to the transmission objective parameter and the transport protocol
The scheduling of resource pattern of base station configuration, so that the terminal is according to the transport protocol and the scheduling of resource Pattern completion V2X
Business is transmitted；
Wherein, the scheduling of resource pattern includes base station scheduling method and Resource Pool Pattern,
The determination unit is additionally operable to：
If the V2X service messages of transmission, which are D2D, finds message, according to the transport protocol, scheduling of resource pattern and V2X industry
The object type of business transmission determines V2X transmission modes, wherein the object type of V2X business transmission include specified object and
Without specified object；
The V2X transmission modes are sent to the terminal, so that the terminal is according to the carrying in the V2X transmission modes
Information completes the transmission of V2X business.
11. device as claimed in claim 10, which is characterized in that the acquiring unit is specifically used for：
If saving newest transmission objective parameter in the parameter preset list of the terminal, directly institute is obtained from the terminal
State newest transmission objective parameter；
If not preserving newest transmission objective parameter in the parameter preset list of the terminal, applied by the terminal and V2X
After server progress information exchange gets newest transmission objective parameter, then obtains the newest transmission from the terminal and refer to
Mark parameter.
12. device as claimed in claim 11, which is characterized in that described device further includes：
Certificate Authority unit, for the terminal to be authenticated and authorized according to the transmission objective parameter；
If without the service authorization information of the terminal, to home signature user server and strategy and charging rule functions list
Member, which is sent, obtains request, obtains the service authorization information of the terminal.
13. device as claimed in claim 10, which is characterized in that the selecting unit is specifically used for：
By the transmission objective parameter compared with predetermined threshold value；
It is that the terminal selects transport protocol and the transport protocol of selection is notified the terminal, Huo Zhegen according to the result of the comparison
It is that the terminal selects transport protocol and by the transport protocol of selection notice V2X application servers so as to described according to result of the comparison
V2X application servers notify the terminal.
14. device as claimed in claim 10, which is characterized in that the determination unit is additionally operable to：
Scheduling of resource pattern is being determined according to the transmission objective parameter and the transport protocol or receives base station configuration
Before scheduling of resource pattern, the configuration information of the resource pool and two spike-type cultivars scheduling method of the base station is obtained.
15. such as claim 10-14 any one of them devices, which is characterized in that the transmission objective parameter include with down toward
Few one kind：
Propagation delay time, transmission bandwidth, transmitted data amount and transmission reliability.
16. device as claimed in claim 15, which is characterized in that the selecting unit is specifically used for：
When according to the transmission objective parameter selection transport protocol, if transmitted data amount reaches preset data amount threshold value, select
The transport protocol based on the D2D communication technologys is selected, if transmitted data amount is not up to the preset quantity threshold value, selection is based on D2D
The transport protocol of discovery technique.
17. device as claimed in claim 15, which is characterized in that the determination unit is specifically used for：
When determining scheduling of resource pattern according to the transmission objective parameter and the transport protocol, if propagation delay time reaches pre-
If delay threshold, it is determined that scheduling of resource pattern is Resource Pool Pattern, if the not up to default delay threshold of propagation delay time, it is determined that
Scheduling of resource pattern is base station scheduling method.
18. device as claimed in claim 17, which is characterized in that the determination unit is additionally operable to：
If terminal quantity reaches preset quantity threshold value, it is determined that scheduling of resource pattern is Resource Pool Pattern.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567447.1A CN105246025B (en) | 2015-09-08 | 2015-09-08 | A kind of method and device of control V2X business transmission |
| PCT/CN2015/093534 WO2017041355A1 (en) | 2015-09-08 | 2015-10-31 | Method and device for controlling v2x service transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567447.1A CN105246025B (en) | 2015-09-08 | 2015-09-08 | A kind of method and device of control V2X business transmission |
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| Publication Number | Publication Date |
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| CN105246025A CN105246025A (en) | 2016-01-13 |
| CN105246025B true CN105246025B (en) | 2018-09-14 |
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| CN201510567447.1A Active CN105246025B (en) | 2015-09-08 | 2015-09-08 | A kind of method and device of control V2X business transmission |
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| Country | Link |
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| CN (1) | CN105246025B (en) |
| WO (1) | WO2017041355A1 (en) |
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