CN108024199A - Vehicle is to the communication resource distribution of Vehicular system, system of selection, base station and terminal - Google Patents
Vehicle is to the communication resource distribution of Vehicular system, system of selection, base station and terminal Download PDFInfo
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- CN108024199A CN108024199A CN201610964106.2A CN201610964106A CN108024199A CN 108024199 A CN108024199 A CN 108024199A CN 201610964106 A CN201610964106 A CN 201610964106A CN 108024199 A CN108024199 A CN 108024199A
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- hot spot
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0226—Traffic management, e.g. flow control or congestion control based on location or mobility
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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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/08—Load balancing or load distribution
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/52—Allocation or scheduling criteria for wireless resources based on load
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The present invention provides a kind of vehicle to the communication resource distribution of Vehicular system, system of selection, base station and terminal, is related to field of communication technology, the communication resource allocation method, including：Obtain the area information for the default hot spot region that need to additionally increase resource pool configuration；Terminal is sent to by the area information and for the communication resource information of the default hot spot region additional allocation.Such scheme, by comparing the hot spot region overabsorption of concentration some communication resources for vehicle, to alleviate the hot spot region communication resource that vehicle compares concentration is not enough the problem of, such a mode, it ensure that the normal communication of vehicle, improve the travel safety of vehicle.
Description
Technical field
The present invention relates to field of communication technology, more particularly to a kind of vehicle is to the communication resource distribution of Vehicular system, selection
Method, base station and terminal.
Background technology
In existing Long Term Evolution vehicle in vehicle (LTE V2V) system, it is proposed that the concept of region (zone), i.e. handle
The region that base station can cover is divided into N number of region, and the region of each identical numbering uses identical resource pool, while ensures to number
Identical region is spatially separated from, to ensure that interference is minimum, as shown in Figure 1, a kind of dividing mode for zone.Base station
(eNB) resource pool of each zone is allocated to by system resource block (SIB) message by terminal (UE).
Prior art there are the problem of be：It can be wanted in the vehicle fleet size of traffic intersection than the vehicle fleet size in other regions
It is more, and since the vehicle that current vehicle produces has two kinds, i.e. event triggering and periodic triggers to extraneous (V2X) message.
When vehicle runs to traffic intersection, vehicle meeting event triggering produces V2X message, therefore, where traffic intersection
Zone, it is necessary to the communication resource than other regions resource more than it is very much, be that each numbering is identical in currently existing scheme
Zone distributes the identical communication resource, such a mode, it is impossible to which ensureing the zone at communication crossing has enough available resources, meeting
Generation much cannot have the communication resource to send in the V2X message of the vehicle of traffic intersection, there is the risk for causing traffic accident.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of communication resource distribution of vehicle to Vehicular system, selecting party
Method, base station and terminal, to solve existing each to number identical zone and distribute the identical communication resource, it is impossible to ensure
To need the zone at the communication crossing of the more communication resource have enough available communication resources so that in the vehicle of traffic intersection
V2X message cannot have the problem of communication resource is to send, easily cause traffic accident.
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of communication resource distribution of vehicle to Vehicular system
Method, including：
Obtain the area information for the default hot spot region that need to additionally increase resource pool configuration；
Terminal is sent to by the area information and for the communication resource information of the default hot spot region additional allocation.
Further, the area information includes：The latitude and longitude coordinates of default hot spot region or the default hot spot region of covering
System division region area identification；Wherein, the latitude and longitude coordinates of the default hot spot region include：Default hot spot region
The latitude and longitude coordinates of center longitude coordinate or multiple points of the default hot spot region of positioning.
Further, it is described to believe the region when the area information is the latitude and longitude coordinates of default hot spot region
Cease and include the step of being sent to terminal for the communication resource information of the default hot spot region additional allocation：
The latitude and longitude coordinates of hot spot region are preset to terminal broadcast by system resource block SIB and it is the default hot spot
The default resource pool information of region additional allocation.
Further, when the area information divides the area identification in region for the system of the default hot spot region of covering,
The step that terminal is sent to by the area information and for the communication resource information of the default hot spot region additional allocation
Suddenly include：
By system resource block SIB to the area identification in system division region and additional allocation described in terminal broadcast to described
The mapping relations of the default resource pool information in system division region.
The embodiment of the present invention provides a kind of base station, including：
First acquisition module, for obtaining the area information for the default hot spot region that need to additionally increase resource pool configuration；
Sending module, for believing by the area information and for the communication resource of the default hot spot region additional allocation
Breath is sent to terminal.
Further, the area information includes：The latitude and longitude coordinates of default hot spot region or the default hot spot region of covering
System division region area identification；Wherein, the latitude and longitude coordinates of the default hot spot region include：Default hot spot region
The latitude and longitude coordinates of center longitude coordinate or multiple points of the default hot spot region of positioning.
Further, when the area information is the latitude and longitude coordinates of default hot spot region, the sending module is used for：
The latitude and longitude coordinates of hot spot region are preset to terminal broadcast by system resource block SIB and it is the default hot spot
The default resource pool information of region additional allocation.
Further, when the area information divides the area identification in region for the system of the default hot spot region of covering,
The sending module is used for：
By system resource block SIB to the area identification in system division region and additional allocation described in terminal broadcast to described
The mapping relations of the default resource pool information in system division region.
The embodiment of the present invention provides a kind of communication resource system of selection of vehicle to Vehicular system, including：
The need that acquisition base station is sent additionally increase the area information of the default hot spot region of resource pool configuration and are described
The communication resource information of default hot spot region additional allocation；
It is less than a thresholding into the default hot spot region or with the default hot spot region distance judging to obtain terminal
When, in communication resource information communication resource information corresponding with the system division region for covering the default hot spot region
The random selection communication resource communicates.
Further, when the area information is the latitude and longitude coordinates of default hot spot region, the acquisition base station is sent
Need additionally increase resource pool configuration default hot spot region area information and be the default hot spot region additional allocation
The communication resource information the step of include：
Base station is obtained to preset by the latitude and longitude coordinates of the system resource block SIB default hot spot regions broadcasted and to be described
The default resource pool information of hot spot region additional allocation.
Further, when the area information divides the area identification in region for the system of the default hot spot region of covering,
The need for obtaining base station transmission additionally increase the area information of the default hot spot region of resource pool configuration and are preset to be described
The step of communication resource information of hot spot region additional allocation, includes：
Obtain the system broadcasted by system resource block SIB base station divide the area identification in region and additional allocation to
The mapping relations of the default resource pool information in the system division region.
The embodiment of the present invention provides a kind of terminal, including：
Second acquisition module, the need for obtaining base station transmission additionally increase the area of the default hot spot region of resource pool configuration
Domain information and the communication resource information for the default hot spot region additional allocation；
Selecting module, for judge obtain terminal into the default hot spot region or with the default hot spot region away from
It is corresponding logical in the communication resource information and the system division region for covering the default hot spot region during from less than a thresholding
The random selection communication resource communicates in letter resource information.
Further, when the area information is the latitude and longitude coordinates of default hot spot region, second acquisition module
For：
Base station is obtained to preset by the latitude and longitude coordinates of the system resource block SIB default hot spot regions broadcasted and to be described
The default resource pool information of hot spot region additional allocation.
Further, when the area information divides the area identification in region for the system of the default hot spot region of covering,
Second acquisition module is used for：
Obtain the system broadcasted by system resource block SIB base station divide the area identification in region and additional allocation to
The mapping relations of the default resource pool information in the system division region.
The beneficial effects of the invention are as follows：
Such scheme, by comparing the hot spot region overabsorption of concentration some communication resources for vehicle, to alleviate in car
Compare concentration the hot spot region communication resource it is not enough the problem of, such a mode, ensure that the normal communication of vehicle, improves
The travel safety of vehicle.
Brief description of the drawings
Fig. 1 shows in existing V2V technologies, a kind of dividing mode of zone；
Flow diagram of the vehicle of Fig. 2 expression embodiment of the present invention one to the communication resource allocation method of Vehicular system；
Fig. 3 represents the module diagram of the base station of the embodiment of the present invention two；
Fig. 4 represents the structure diagram of the base station of the embodiment of the present invention three；
Fig. 5 represents the flow diagram of the communication resource system of selection of the embodiment of the present invention four；
Fig. 6 represents the module diagram of the terminal of the embodiment of the present invention five；
Fig. 7 represents the structure diagram of the terminal of the embodiment of the present invention six.
Embodiment
It is right below in conjunction with the accompanying drawings and the specific embodiments to make the object, technical solutions and advantages of the present invention clearer
The present invention is described in detail.
The present invention each numbers identical zone and distributes the identical communication resource for existing, it is impossible to ensures needing
The zone at the communication crossing of the more communication resource has enough available communication resources so that in the V2X of the vehicle of traffic intersection
Message cannot have the problem of communication resource is to send, easily cause traffic accident, there is provided a kind of communication money of vehicle to Vehicular system
Source distribution, system of selection, base station and terminal.
Embodiment one
As shown in Fig. 2, the embodiment of the present invention provides a kind of vehicle to the communication resource allocation method of Vehicular system, it is applied to
Base station side, including：
Step 21, the area information for the default hot spot region that need to additionally increase resource pool configuration is obtained；
It should be noted that the default hot spot region is the more region of vehicle fleet size, such as crossroad, parking lot,
The area information includes：The region in the system division region of the latitude and longitude coordinates of default hot spot region or the default hot spot region of covering
Mark；Wherein, the latitude and longitude coordinates of the default hot spot region include：The center longitude coordinate of default hot spot region or positioning
The latitude and longitude coordinates of multiple points of default hot spot region.
It should also be noted that, the latitude and longitude coordinates are typically to utilize GNSS (global navigational satellites by network planning personnel
System) measure, and be input in OAM (Operations, Administration and Maintenance) system, base station need to only directly acquire just in OAM systems
Can.
Step 22, sent by the area information and for the communication resource information of the default hot spot region additional allocation
To terminal.
In this step, by presetting the logical of hot spot region additional allocation by the area information of default hot spot region and for this
Letter resource information is sent to terminal, and terminal is entering the default hot spot region or is being less than one with the default hot spot region distance
During thresholding, in the system division region of the communication resource information and the covering default hot spot region, (i.e. system is before
The region of the algorithm partition defined) the random selection communication resource communicates in corresponding communication resource information.
It should be noted that according to the difference of the area information, implementation is also different used by step 21,
The implementation of step 21 is specifically described under different area informations separately below.
First, when the area information is the latitude and longitude coordinates of default hot spot region, the implementation of step 21 is：
The latitude and longitude coordinates of hot spot region are preset to terminal broadcast by system resource block (SIB) and it is the default heat
The default resource pool information of point region additional allocation.
It should be noted that such a mode is directly to distribute extra resource pool information for default hot spot region, work as terminal
When entering default hot spot region, directly the default corresponding resource pool in hot spot region and cover the default hot spot region be
The random selection communication resource communicates in the resource pool that system division region is included.
1st, when the latitude and longitude coordinates of default hot spot region are the center longitude coordinate of default hot spot region, below with car
By exemplified by crossroad to base station for crossroad distribute resource pool mode be illustrated it is as follows：
Step 1.1, base station according to the network planning as a result, obtaining the latitude and longitude coordinates of the central point of crossroad；
It should be noted that the latitude and longitude coordinates of the central point of the crossroad, which are network planning personnel, passes through GNSS device
The latitude and longitude coordinates of crossroad central point are measured, and are input to OAM systems, what base station directly acquired in OAM systems.
Step 1.2, the latitude and longitude coordinates of the central point of base station broadcast crossroad and for this crossroad distribution it is special
There is resource pool.
It should be noted that the latitude and longitude coordinates and cross for this of the central point of crossroad are broadcasted in base station in SIB
The specific resource pond of crossing distribution, each vehicle measures the latitude and longitude coordinates of itself according to GNSS device, then according to four crossway
Mouthful central point latitude and longitude coordinates, judge with the distance of the crossroad, if the distance of vehicle and crossroad be less than or
Equal to pre-determined distance, then it is assumed that vehicle reaches crossroad, then money of the vehicle in the system dividing regions configuration of territory being currently at
The communication resource is randomly choosed in source pond and the specific resource pond configured for the crossroad；If vehicle and the distance of crossroad
More than pre-determined distance, then it is assumed that vehicle does not reach crossroad, and vehicle still divides region in the system being currently at this time
The communication resource is selected to carry out the transmission of V2X communications in the resource pool of configuration.
2nd, when the latitude and longitude coordinates of default hot spot region is position the latitude and longitude coordinates of multiple points of default hot spot region,
It is illustrated below in a manner of distributing resource pool to base station for crossroad exemplified by vehicle is by crossroad as follows：
Step 2.1, base station according to the network planning as a result, obtaining the latitude and longitude coordinates of four points at positioning cross crossing；
It should be noted that the latitude and longitude coordinates of four points at the positioning cross crossing, which are network planning personnel, passes through GNSS
The latitude and longitude coordinates of four points of the rectangular area where equipment measuring point crossroad, and OAM systems are input to, base station directly exists
Acquired in OAM systems.
Step 2.2, the latitude and longitude coordinates of four points at base station broadcast positioning cross crossing and for this crossroad distribution
Specific resource pond.
It should be noted that the latitude and longitude coordinates and for this of four points at positioning cross crossing are broadcasted in base station in SIB
The specific resource pond of crossroad distribution, each vehicle measure the latitude and longitude coordinates of itself according to GNSS device, then according to fixed
The latitude and longitude coordinates of four points of position crossroad, judge whether to enter crossroad, if vehicle enters crossroad,
Vehicle the system dividing regions configuration of territory being currently at resource pool and for the crossroad configuration specific resource pond in
Machine selects the communication resource；If vehicle does not enter into crossroad, vehicle is still matched somebody with somebody in the system division region being currently at this time
The communication resource is selected to carry out the transmission of V2X communications in the resource pool put.
2nd, when the area information divides the area identification in region for the system of the default hot spot region of covering, step 21
Implementation be：
By system resource block (SIB) to the area identification in system division region and additional allocation described in terminal broadcast to institute
State the mapping relations of the default resource pool information in system division region.
It is directly to the extra resource pool of the system division region distribution of the default hot spot region of covering in such a implementation
Information, to increase the communication resource range of choice of vehicle in the region, the more default hot spot region of vehicle is alleviated with this
The communication resource it is nervous the problem of.
In a manner of distributing resource pool to base station for crossroad exemplified by vehicle is by crossroad illustrate below
It is bright as follows：
Step 3.1, base station according to the network planning as a result, obtain covering crossroad all systems division region region
Mark；
It should be noted that the area identification can be region ID.
Step 3.1, the area identification in all systems division region of base station broadcast covering crossroad and for this system stroke
The mapping relations in the specific resource pond of subregion distribution.
It should be noted that when all systems that vehicle enters covering crossroad divide region, according to above-mentioned
Mapping relations and be originally the system dividing regions configuration of territory resource pool in randomly choose the communication resource carry out V2X communications hair
Send.
It should be noted that the embodiment of the present invention by compare for vehicle concentration hot spot region overabsorption some communication provide
Source, to alleviate the hot spot region communication resource that vehicle compares concentration is not enough the problem of, and then optimizes V2X communication networks
Network；Such a mode at the same time, ensure that the normal communication of vehicle, improves the travel safety of vehicle.
Embodiment two
As shown in figure 3, the embodiment of the present invention provides a kind of base station 30, including：
First acquisition module 31, for obtaining the area information for the default hot spot region that need to additionally increase resource pool configuration；
Sending module 32, for by the area information and for the default hot spot region additional allocation the communication resource
Information is sent to terminal.
Specifically, the area information includes：Hot spot region is preset in the latitude and longitude coordinates of default hot spot region or covering
System divides the area identification in region；Wherein, the latitude and longitude coordinates of the default hot spot region include：In default hot spot region
The latitude and longitude coordinates of the heart channel of Hang-Shaoyin latitude coordinate or multiple points of the default hot spot region of positioning.
Alternatively, when the area information is the latitude and longitude coordinates of default hot spot region, the sending module 32 is used for：
The latitude and longitude coordinates of hot spot region are preset to terminal broadcast by system resource block SIB and it is the default hot spot
The default resource pool information of region additional allocation.
Alternatively, when the area information divides the area identification in region for the system of the default hot spot region of covering, institute
Sending module 32 is stated to be used for：
By system resource block SIB to the area identification in system division region and additional allocation described in terminal broadcast to described
The mapping relations of the default resource pool information in system division region.
It should be noted that the embodiment of the base station is and the one-to-one base station of above-mentioned embodiment of the method, above-mentioned side
All implementations can also reach identical technique effect suitable for the embodiment of the base station in method embodiment.
Embodiment three
As shown in figure 4, the embodiment of the present invention provides a kind of base station, including：
Processor 41；And the memory 43 being connected by bus interface 42 with the processor 41, the memory
43 are used to store the processor 41 used program and data when performing operation, when processor 41 calls and performs described
When the program and data that are stored in memory 43, following process is performed：
Obtain the area information for the default hot spot region that need to additionally increase resource pool configuration；
Believed by transceiver 44 by the area information and for the communication resource of the default hot spot region additional allocation
Breath is sent to terminal.
It should be noted that the processor 41 is additionally operable to realize the function of any one other module of above-mentioned base station.
It should be noted that transceiver 44 is connected with bus interface 42, stated for issuing to serve in the control of processor 41
Area information and the communication resource information for the default hot spot region additional allocation.
It should be noted that in Fig. 4, bus architecture can include the bus and bridge of any number of interconnection, specifically by
The various circuits for the memory that the one or more processors and memory 43 that processor 41 represents represent link together.Bus
Framework can also link together various other circuits of such as ancillary equipment, voltage-stablizer and management circuit or the like,
These are all it is known in the art, therefore, no longer it is described further herein.Bus interface provides interface.Transmitting-receiving
Machine 44 can be multiple element, i.e., including transmitter and transceiver, there is provided for leading to over a transmission medium with various other devices
The unit of letter.Processor 41 is responsible for bus architecture and common processing, and memory 43 can store processor 41 and perform
Used data during operation.
It will be understood by those skilled in the art that realize above-described embodiment all or part of step can by hardware come
Complete, relevant hardware can also be indicated by computer program to complete, the computer program includes performing above-mentioned side
The instruction of some or all of step of method；And the computer program can be stored in a readable storage medium storing program for executing, storage medium
It can be any type of storage medium.
Example IV
As shown in figure 5, the embodiment of the present invention provides a kind of communication resource system of selection of vehicle to Vehicular system, it is applied to
End side, including：
Step 51, obtain base station send need additionally increase resource pool configuration default hot spot region area information and
For the communication resource information of the default hot spot region additional allocation；
Step 52, judging to obtain terminal into the default hot spot region or be less than with the default hot spot region distance
During one thresholding, in the communication resource information communication resource corresponding with the system division region for covering the default hot spot region
The communication resource is randomly choosed in information to communicate.
Specifically, when the area information is the latitude and longitude coordinates of default hot spot region, the realization side of the step 51
Formula is：
Base station is obtained to preset by the latitude and longitude coordinates of the system resource block SIB default hot spot regions broadcasted and to be described
The default resource pool information of hot spot region additional allocation.
Specifically, when the area information divides the area identification in region for the system of the default hot spot region of covering, institute
The implementation for stating step 51 is：
Obtain the system broadcasted by system resource block SIB base station divide the area identification in region and additional allocation to
The mapping relations of the default resource pool information in the system division region.
Wherein, in above-described embodiment one, the description of all about terminal, is selected suitable for the communication resource of the application terminal
In the embodiment of selection method, it can also reach same technique effect.
Embodiment five
As shown in fig. 6, the embodiment of the present invention provides a kind of terminal 60, including：
Second acquisition module 61, the need for obtaining base station transmission additionally increase the default hot spot region of resource pool configuration
Area information and the communication resource information for the default hot spot region additional allocation；
Selecting module 62, for judge obtain terminal into the default hot spot region or with the default hot spot region
It is corresponding with the system division region for covering the default hot spot region in the communication resource information when distance is less than a thresholding
The communication resource is randomly choosed in communication resource information to communicate.
Specifically, when the area information is the latitude and longitude coordinates of default hot spot region, second acquisition module 61
For：
Base station is obtained to preset by the latitude and longitude coordinates of the system resource block SIB default hot spot regions broadcasted and to be described
The default resource pool information of hot spot region additional allocation.
Alternatively, when the area information divides the area identification in region for the system of the default hot spot region of covering, institute
The second acquisition module 61 is stated to be used for：
Obtain the system broadcasted by system resource block SIB base station divide the area identification in region and additional allocation to
The mapping relations of the default resource pool information in the system division region.
It should be noted that the embodiment of the terminal is and the one-to-one terminal of above-mentioned embodiment of the method, above-mentioned side
All implementations can also reach identical technique effect suitable for the embodiment of the terminal in method embodiment.
Embodiment six
As shown in fig. 7, the embodiment of the present invention provides a kind of terminal, including：
Processor 71；And the memory 73 being connected by bus interface 72 with the processor 71, the memory
73 are used to store the processor 71 used program and data when performing operation, when processor 71 calls and performs described
When the program and data that are stored in memory 73, following process is performed：
Believe in the region that the need sent by the acquisition of transceiver 74 base station additionally increase the default hot spot region that resource pool configures
Breath and the communication resource information for the default hot spot region additional allocation；
It is less than a thresholding into the default hot spot region or with the default hot spot region distance judging to obtain terminal
When, in communication resource information communication resource information corresponding with the system division region for covering the default hot spot region
The random selection communication resource communicates.
Wherein, transceiver 74 is connected with bus interface 72, for receiving default hot spot region under the control of processor 71
Area information and for the default hot spot region additional allocation communication resource information.
It should be noted that in the figure 7, bus architecture can include the bus and bridge of any number of interconnection, specifically by
The various circuits for the memory that the one or more processors and memory 73 that processor 71 represents represent link together.Bus
Framework can also link together various other circuits of such as ancillary equipment, voltage-stablizer and management circuit or the like,
These are all it is known in the art, therefore, no longer it is described further herein.Bus interface provides interface.Transmitting-receiving
Machine 74 can be multiple element, i.e., including transmitter and transceiver, there is provided for leading to over a transmission medium with various other devices
The unit of letter.For different terminals, user interface 75, which can also be, external the interface for needing equipment is inscribed, and connection is set
Standby including but not limited to keypad, display, loudspeaker, microphone, control stick etc..Processor 71 be responsible for bus architecture and
Common processing, memory 73 can store the used data when performing operation of processor 71.
It will be understood by those skilled in the art that realize above-described embodiment all or part of step can by hardware come
Complete, relevant hardware can also be indicated by computer program to complete, the computer program includes performing above-mentioned side
The instruction of some or all of step of method；And the computer program can be stored in a readable storage medium storing program for executing, storage medium
It can be any type of storage medium.
Above-described is the preferred embodiment of the present invention, it should be pointed out that is come for the ordinary person of the art
Say, some improvements and modifications can also be made under the premise of principle of the present invention is not departed from, these improvements and modifications also exist
In protection scope of the present invention.
Claims (14)
1. a kind of vehicle is to the communication resource allocation method of Vehicular system, it is characterised in that including：
Obtain the area information for the default hot spot region that need to additionally increase resource pool configuration；
Terminal is sent to by the area information and for the communication resource information of the default hot spot region additional allocation.
2. communication resource allocation method according to claim 1, it is characterised in that the area information includes：Default heat
The area identification in the system division region of the latitude and longitude coordinates in point region or the default hot spot region of covering；Wherein, the default heat
The latitude and longitude coordinates in point region include：The center longitude coordinate of default hot spot region or multiple points of the default hot spot region of positioning
Latitude and longitude coordinates.
3. communication resource allocation method according to claim 2, it is characterised in that when the area information is default hot spot
During the latitude and longitude coordinates in region, it is described by the area information and for the default hot spot region additional allocation the communication resource
Information, which is sent to the step of terminal, to be included：
The latitude and longitude coordinates of hot spot region are preset to terminal broadcast by system resource block SIB and it is the default hot spot region
The default resource pool information of additional allocation.
4. communication resource allocation method according to claim 2, it is characterised in that when the area information is default for covering
It is described by the area information and be the default hot spot region volume during area identification in the system division region of hot spot region
The step of communication resource information of outer distribution is sent to terminal includes：
The area identification in region is divided to system described in terminal broadcast by system resource block SIB and additional allocation gives the system
Divide the mapping relations of the default resource pool information in region.
A kind of 5. base station, it is characterised in that including：
First acquisition module, for obtaining the area information for the default hot spot region that need to additionally increase resource pool configuration；
Sending module, for being sent out by the area information and for the communication resource information of the default hot spot region additional allocation
Give terminal.
6. base station according to claim 5, it is characterised in that the area information includes：The longitude and latitude of default hot spot region
Spend the area identification in the system division region of coordinate or the default hot spot region of covering；Wherein, the longitude and latitude of the default hot spot region
Degree coordinate includes：The longitude and latitude of the center longitude coordinate of default hot spot region or multiple points of the default hot spot region of positioning is sat
Mark.
7. base station according to claim 6, it is characterised in that when the longitude and latitude that the area information is default hot spot region
During coordinate, the sending module is used for：
The latitude and longitude coordinates of hot spot region are preset to terminal broadcast by system resource block SIB and it is the default hot spot region
The default resource pool information of additional allocation.
8. base station according to claim 6, it is characterised in that when the area information is for the default hot spot region of covering
During the area identification in system division region, the sending module is used for：
The area identification in region is divided to system described in terminal broadcast by system resource block SIB and additional allocation gives the system
Divide the mapping relations of the default resource pool information in region.
A kind of 9. communication resource system of selection of vehicle to Vehicular system, it is characterised in that including：
Obtaining the need that base station is sent additionally increases the area information for the default hot spot region that resource pool configures and is preset to be described
The communication resource information of hot spot region additional allocation；
When judging that obtaining terminal enters the default hot spot region or be less than a thresholding with the default hot spot region distance,
It is random in communication resource information communication resource information corresponding with the system division region for covering the default hot spot region
The selection communication resource communicates.
10. communication resource system of selection according to claim 9, it is characterised in that when the area information is default heat
During the latitude and longitude coordinates in point region, the area for obtaining the need that base station is sent and additionally increasing the default hot spot region of resource pool configuration
The step of domain information and the communication resource information for the default hot spot region additional allocation, includes：
Base station is obtained by the latitude and longitude coordinates of the system resource block SIB default hot spot regions broadcasted and be the default hot spot
The default resource pool information of region additional allocation.
11. communication resource system of selection according to claim 9, it is characterised in that when the area information is pre- for covering
If during the area identification in the system division region of hot spot region, the need for obtaining base station transmission additionally increase resource pool configuration
The step of area information of default hot spot region and the communication resource information for the default hot spot region additional allocation, includes：
The area identification in the system division region that acquisition base station is broadcasted by system resource block SIB is with additional allocation to described
The mapping relations of the default resource pool information in system division region.
A kind of 12. terminal, it is characterised in that including：
Second acquisition module, the need for obtaining base station transmission additionally increase the region letter of the default hot spot region of resource pool configuration
Breath and the communication resource information for the default hot spot region additional allocation；
Selecting module, for judging to obtain terminal into the default hot spot region or with the default hot spot region apart from small
When a thresholding, in communication resource information communication money corresponding with the system division region for covering the default hot spot region
The communication resource is randomly choosed in source information to communicate.
13. terminal according to claim 12, it is characterised in that when the longitude and latitude that the area information is default hot spot region
When spending coordinate, second acquisition module is used for：
Base station is obtained by the latitude and longitude coordinates of the system resource block SIB default hot spot regions broadcasted and be the default hot spot
The default resource pool information of region additional allocation.
14. terminal according to claim 12, it is characterised in that when the area information is the default hot spot region of covering
When system divides the area identification in region, second acquisition module is used for：
The area identification in the system division region that acquisition base station is broadcasted by system resource block SIB is with additional allocation to described
The mapping relations of the default resource pool information in system division region.
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