CN105282688A - Information transmission method and road side unit - Google Patents
Information transmission method and road side unit Download PDFInfo
- Publication number
- CN105282688A CN105282688A CN201510734057.9A CN201510734057A CN105282688A CN 105282688 A CN105282688 A CN 105282688A CN 201510734057 A CN201510734057 A CN 201510734057A CN 105282688 A CN105282688 A CN 105282688A
- Authority
- CN
- China
- Prior art keywords
- rsu
- terminal
- map information
- configuration
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000013507 mapping Methods 0.000 claims abstract description 22
- 239000000872 buffer Substances 0.000 claims description 26
- 230000006870 function Effects 0.000 claims description 9
- 230000032683 aging Effects 0.000 claims description 6
- 230000001143 conditioned effect Effects 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 101001093748 Homo sapiens Phosphatidylinositol N-acetylglucosaminyltransferase subunit P Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
- H04W40/246—Connectivity information discovery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/005—Discovery of network devices, e.g. terminals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention discloses an information transmission method, which comprises the steps that: a road side unit RSU receives D2D discovery mapping information transmitted by a terminal, wherein the D2D discovery mapping information includes a mapping relation between proximity service application identifiers and proximity service application codes as well as validity period of the mapping relation cached by the terminal; the road side unit RSU forwards the mapping information to other road side units conforming to a preset condition; and the road side unit RSU configures partial or whole content of the mapping information for the terminal attributed to the road side unit RSU, so that the terminal attributed to the road side unit RSU can transmit the D2D discovery mapping information according to the configured mapping information. The embodiment of the invention further discloses the road side unit. By adopting the information transmission method and the road side unit, the delay of V2X service transmission can be reduced, and the transmission requirement of emergent V2X service can be satisfied.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method and roadside unit of information transmission.
Background technology
The information exchange of car and extraneous (VehicletoX is called for short V2X) is the key technology of following intelligent transport system.It makes car and car, car with base station, can communicate between car with mobile device.Thus obtain a series of transport information such as real-time road, road information, pedestrian information, thus improve drive safety, minimizing is blocked up, and improves traffic efficiency etc.It can comprise vehicle and vehicle (VehicletoVehicle, be called for short V2V) information exchange, vehicle and infrastructure (VehicletoInfrastructure, be called for short V2I) information exchange and the information exchange of vehicle and mobile device (Vehicletonomadicdevices, abbreviation V2N).
Many V2X application will improve fail safe, vehicle pass-through and energy consumption.V2X is also conducive to realizing following cruise auxiliary highway and automatic Pilot.In the prior art, usual employing Dedicated Short Range Communications, technology (DedicatedShortRangeCommunications, be called for short DSRC) transmit V2X business, but its transmission objective such as communication distance, time delay or reliability etc. cannot meet the technical need of V2X business to transmission objective, industry is studying the scheme transmitting V2V urgency traffic content based on equipment and equipment (Device-to-Device is called for short D2D) discovery technique.The discovery existed in tradition D2D discovery technique postpones, and because needs and network side entity carry out alternately, therefore postpones comparatively large, is unfavorable for the transmission of V2X business.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of method and device of information transmission.To solve the larger problem of V2X business transmission delay.
In order to solve the problems of the technologies described above, embodiment of the present invention first aspect provides a kind of method of information transmission, comprising:
The D2D that roadside unit RSU receiving terminal sends finds map information, and described D2D finds that map information comprises closing on service application identities and closing on the mapping relations of service application code and the term of validity of described mapping relations of this terminal buffers;
Described map information is forwarded to and meets other pre-conditioned roadside units by described RSU;
Described RSU for belong to described RSU terminal configuration described in the part or all of content of map information so that the terminal belonging to described RSU carries out according to the map information of configuration the transmission that D2D finds related news.
Wherein, described method also comprises:
Described RSU with close on service function entity authenticity and/or ageing checking carried out to content newly-increased in described map information.
Wherein, describedly pre-conditionedly following at least one is comprised:
Be positioned at default section or predeterminable area;
Predetermined threshold value is less than or equal to the distance of described RSU.
Wherein, described map information is by user face data channel transfer, and described RSU for belong to described RSU terminal configuration described in the part or all of content of map information time, section residing for terminal and/or position range information are the map information of terminal configuration and described residing section and/or position range information matches.
Wherein, described RSU for belong to described RSU terminal configuration described in map information part or all of content before, also comprise:
Described RSU adds RSU grouping, and the map information being arranged in the RSU buffer memory that same RSU divides into groups is identical;
Described RSU for belong to described RSU terminal configuration described in the part or all of content of map information, comprising:
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is positioned at same RSU and divides into groups, then described RSU is without the need to the map information to this its buffer memory of terminal broadcast;
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is not positioned at same RSU and divides into groups, then after this terminal switch to described RSU, the RSU that described RSU and this terminal belong to before the handover carries out map information and mates, if the match is successful, then described RSU indicates this terminal to continue to use original map information, if mate unsuccessful, then described RSU is to the map information of this its buffer memory of terminal broadcast.
Embodiment of the present invention second aspect provides a kind of roadside unit, comprising:
Receiver module, the D2D sent for receiving terminal finds map information, and described D2D finds that map information comprises closing on service application identities and closing on the mapping relations of service application code and the term of validity of described mapping relations of this terminal buffers;
Forwarding module, is forwarded to for described map information and meets other pre-conditioned roadside units;
Configuration module, for the part or all of content of map information described in the terminal configuration for belonging to described RSU, so that the terminal belonging to described RSU carries out according to the map information of configuration the transmission that D2D finds related news.
Wherein, described roadside unit also comprises:
Authentication module, for close on service function entity authenticity and/or ageing checking carried out to content newly-increased in described map information.
Wherein, describedly pre-conditionedly following at least one is comprised:
Be positioned at default section or predeterminable area;
Predetermined threshold value is less than or equal to the distance of described RSU.
Wherein, described map information is by user face data channel transfer, and described configuration module is specifically for the section residing for terminal and/or position range information, for terminal configuration with described residing for section and/or the map information of position range information matches.
Wherein, described roadside unit also comprises:
Add module, for adding RSU grouping, the map information being arranged in the RSU buffer memory that same RSU divides into groups is identical;
Described configuration module specifically for:
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is positioned at same RSU and divides into groups, then without the need to the map information to this its buffer memory of terminal broadcast;
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is not positioned at same RSU and divides into groups, then after this terminal switch to described RSU, the RSU that described configuration module and this terminal belong to before the handover carries out map information and mates, if the match is successful, then described configuration module indicates this terminal to continue to use original map information, if mate unsuccessful, then described configuration module is to the map information of this its buffer memory of terminal broadcast.
Implement the embodiment of the present invention, there is following beneficial effect:
The D2D sent by roadside unit receiving terminal finds map information, and complete the forwarding diffusion of map information and the configuration to other-end by RSU, thus achieve and just can complete the maintenance of map information between car networked terminals by terminal with cooperating of RSU, whole process is without the need to carrying out alternately with the network side of core net, thus decrease the delay of D2D discovery technique for V2X business, especially the transmission of V2X urgency traffic is beneficial to, fully meet the demand of V2X business to transmission delay, the more stable business of V2X faster transmission more at a high speed can be provided for user, thus improve traffic safety degree.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the first embodiment of the method for information transmission of the present invention;
Fig. 2 is the schematic flow sheet of the second embodiment of the method for information transmission of the present invention;
Fig. 3 is the schematic flow sheet of the 3rd embodiment of the method for information transmission of the present invention;
Fig. 4 is the composition schematic diagram of the first embodiment of roadside unit of the present invention;
Fig. 5 is the composition schematic diagram of the second embodiment of roadside unit of the present invention;
Fig. 6 is the composition schematic diagram of the 3rd embodiment of roadside unit of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
By equipment and equipment (Device-to-Device, be called for short D2D) technology carry out V2X business transmission have two kinds of modes, a kind of host-host protocol adopting D2D discovery technique, under this agreement, the application layer messages of V2X can be found the payload of message as D2D, sent in a broadcast manner to discovery passage (PhysicallayerSidelinkDiscoveryChannel is called for short PSDCH) by physical layer side; Another kind of then based on the host-host protocol of the D2D communication technology, under this agreement can using the application layer messages of V2X as D2D communication data in physical layer side to control channel (PhysicallayerSidelinkControlChannel, be called for short PSCCH) and physical layer side transmit to shared channel (PhysicallayerSidelinkSharedChannel, be called for short PSSCH).The transmission of the embodiment of the present invention transmission mainly considering to carry out V2X business based on the host-host protocol of D2D discovery technique especially V2V and/or V2I business.
There is the two spike-type cultivars method of salary distribution in D2D discovery technique, i.e. base station scheduling pattern and Resource Pool Pattern, wherein namely base station scheduling pattern carries out scheduling of resource by base station according to the terminal that its resource that can dispatch is initiatively its covering; And Resource Pool Pattern, then form resource pool by part resource, different terminals uses the resource in resource pool by resource request, in use, resource pool manager is that the resource used encloses the mark taken, after using, this resource reclaim is also removed the mark taken to resource pool.Based on these two kinds of modes carry out D2D find time, all may produce the delay in signaling, if particularly network side entity is involved (involve) when coming in, the time delay of generation is more.
Under the scene of V2X business transmission, in the embodiment of the present invention, namely the entity of the control V2X business transmission of network side can close on service function entity (ProximityBasedServicesFunction based on D2D functional entity, be called for short ProSeFunction) realize, can be used as the entity of car networking control after it is strengthened.This mode is mainly suitable for carrying out the transmission of V2X business by D2D technology.The relevant control of V2X independently can be disposed with D2D functional entity, also can integratedly arrange, but from the angle that agreement simplifies and reuses, can reuse the PC3 interface between terminal and ProSeFunction.Certainly, functional entity or the device of the transmission of control V2X business also can independently be arranged, and the embodiment of the present invention is not limited in any way.Roadside unit (RoadSideUnit is called for short RSU) can be realized by static terminal, also can be realized by small-sized base station.In embodiments of the present invention, RSU mainly realizes with base station manner, also can consider with the femto cell based on terminal type (T-SC) converging access being provided to realize for car-mounted terminal.The transmission of V2X business is comprised V2V and V2I and can adopt and namely transmitted by PC5 interface based on D2D agreement.Terminal described in the present invention can be the mobile terminal supporting that the user of D2D agreement is hand-held, also can be the car-mounted terminal be integrated in vehicle.
Please refer to Fig. 1, be the schematic flow sheet of the first embodiment of the method for information transmission of the present invention, in the present embodiment, said method comprising the steps of:
The D2D that S101, roadside unit RSU receiving terminal sends finds map information.
Wherein, described D2D finds that map information comprises closing on service application identities (ProSeApplicationID) and closing on the mapping relations of service application code (ProSeApplicationCode) and the term of validity of described mapping relations of this terminal buffers;
Alternatively, terminal is reported map information and is not limited to use the wireless heterogeneous networks (RadioResourceControl between terminal and RSU, be called for short RRC) or PC5 chain of command agreement, agreement (the InternetProtocol interconnected between the network in user face can be used, be called for short IP) be connected to application layer and carry out, can reduce like this and taking of resource is controlled to macro base station, also can reduce the impact on existing specification.
Described map information is forwarded to and meets other pre-conditioned roadside units by S102, described RSU.
Wherein, describedly pre-conditionedly following at least one is comprised:
Be positioned at default section or predeterminable area;
Predetermined threshold value is less than or equal to the distance of described RSU.
Particularly, map information can be forwarded by the interface between RSU by described RSU by map information, this map information can be made to carry out spreading timely fast by means of wired backhaul.
When forwarding diffusion, described RSU can by spread map information the prediction of terminal mobility and propagate targetedly.Such as, when a vehicle enters the entrance of one section of highway, namely by this mechanism, make, in the RSU of this section of highway, all there are these map informations.Or make some RSU closed on current RSU have these map informations.Or two kinds of conditions can consider the forwarding carrying out map information simultaneously.Thus improve the purpose of map information forwarding.
S103, described RSU for belong to described RSU terminal configuration described in the part or all of content of map information so that the terminal belonging to described RSU carries out according to the map information of configuration the transmission that D2D finds related news.
D2D herein finds that related news can include but not limited to carry out message mutual when D2D finds between terminal, as D2D finds that message and D2D find the response message etc. of message.
Alternatively, described map information can pass through user face data channel transfer, thus control signal when can reduce map information configuration.
And described RSU for belong to described RSU terminal configuration described in the part or all of content of map information time, can section residing for terminal and/or position range information, be the map information of terminal configuration and described residing section and/or position range information matches.Such as, terminal enters certain high speed crossing, then the map information that this section of expressway relates to only can be sent to terminal by described RSU, or when terminal enters into certain position range, the map information transmitting terminal that described RSU can only will relate in this position range, thus reduce the transmission quantity of map information, be lifted out efficiency and the purpose of map information transmission and configuration.Certainly, all map informations of its buffer memory also directly can be sent to terminal by described RSU, and the embodiment of the present invention does not do any restriction.
The D2D sent by roadside unit receiving terminal finds map information, and complete the forwarding diffusion of map information and the configuration to other-end by RSU, thus achieve and just can complete the maintenance of map information between car networked terminals by terminal with cooperating of RSU, whole process is without the need to carrying out alternately with the network side of core net, thus decrease the delay of D2D discovery technique for V2X business, especially the transmission of V2X urgency traffic is beneficial to, fully meet the demand of V2X business to transmission delay, the more stable business of V2X faster transmission more at a high speed can be provided for user, thus improve traffic safety degree.
Please refer to Fig. 2, for the schematic flow sheet of the second embodiment of the method for information transmission of the present invention, in the present embodiment, step S201 is identical with step S101, step S203-S204 is identical with step S102-S103, repeat no more, after the step S201 identical with step S101, described method is further comprising the steps of herein:
S202, described RSU with close on service function entity (ProSeFunction) authenticity and/or ageing checking carried out to content newly-increased in described map information.
The main purpose of carrying out verifying is the validity of the map information in order to ensure RSU buffer memory, prevents personation information, and asynchronous with network equipment.
Wherein, between described RSU and ProSeFunction, the cable network of configurable high-speed high capacity connects, and can realize at a high speed and real-time mutual.Thus reduce to verify the time delay produced.
Please refer to Fig. 3, is the schematic flow sheet of the 3rd embodiment of the method for information transmission of the present invention, in the present embodiment, step S201-S204 in step S301-S304 and Fig. 2 is identical, repeat no more, after the S304 identical with step S204, described method is further comprising the steps of herein:
S305, described RSU add RSU grouping (RSUgroup).
Wherein, the map information being arranged in the RSU buffer memory that same RSU divides into groups is identical.
S306, divide into groups if the RSU that belongs to of the terminal entering described RSU coverage and described RSU is positioned at same RSU, then described RSU is without the need to the map information to this its buffer memory of terminal broadcast.
S307, if the RSU that the terminal entering described RSU coverage belongs to and described RSU is not positioned at same RSU and divides into groups, then after this terminal switch to described RSU, the RSU that described RSU and this terminal belong to before the handover carries out map information and mates, if the match is successful, then described RSU indicates this terminal to continue to use original map information, if mate unsuccessful, then described RSU is to the map information of this its buffer memory of terminal broadcast.
In the present embodiment, in order to reduce the unnecessary broadcast of RSU, it can be the RSU grouping that at least two RSU build a map information Complete Synchronization, map information Complete Synchronization between RSU within same grouping, like this, when car networked terminals one grouping in RSU between occurrence positions change even switch time, do not need the renewal carrying out mapping message, similarly, RSU also gives this terminal without the need to broadcast mapping information, thus saves energy consumption and signaling consumption.
And for not belonging to the RSU of same RSUgroup, terminal follows vehicle in the process of moving, the switching between RSU can be performed.After switching completes, can be determined the need of transmission map information to terminal by base station.Such as, this process can be connected with the radio resource control between terminal by the RSU after switching and to reconstruct (RRCConnectionReconfiguration) message and trigger.
And after decision needs to send, if there is the synchronous of map information and comparison relation between RSU, then before transmitting, first can carry out the coupling of map information.
If map information is identical, then can be continued to use original broadcast message to terminal instruction by new RSU.
If map information is different, or cannot comparison, then by new RSU to terminal broadcast map information.
It should be noted that, except RSU initiatively adds except grouping, also can carry out unifying by base station the adjustment dividing into groups or carry out organizing interior RSU.
Please refer to Fig. 4, is the composition schematic diagram of the first embodiment of roadside unit of the present invention; In the present embodiment, described terminal comprises:
Receiver module 100, the D2D sent for receiving terminal finds map information, and described D2D finds that map information comprises closing on service application identities and closing on the mapping relations of service application code and the term of validity of described mapping relations of this terminal buffers;
Forwarding module 200, is forwarded to for described map information and meets other pre-conditioned roadside units;
Configuration module 300, for the part or all of content of map information described in the terminal configuration for belonging to described RSU, so that the terminal belonging to described RSU carries out according to the map information of configuration the transmission that D2D finds related news.
Alternatively, describedly pre-conditionedly following at least one is comprised:
Be positioned at default section or predeterminable area;
Predetermined threshold value is less than or equal to the distance of described RSU.
Alternatively, described map information is by user face data channel transfer, and described configuration module 300 is specifically for the section residing for terminal and/or position range information, it is the map information of terminal configuration and described residing section and/or position range information matches.
Please refer to Fig. 5, be the composition schematic diagram of the second embodiment of roadside unit of the present invention, in the present embodiment, compared with embodiment illustrated in fig. 4, the roadside unit described in the embodiment of the present invention also comprises:
Authentication module 400, for close on service function entity authenticity and/or ageing checking carried out to content newly-increased in described map information.
Please refer to Fig. 6, be the composition schematic diagram of the 3rd embodiment of roadside unit of the present invention, in the present embodiment, compared with embodiment illustrated in fig. 5, the roadside unit described in the embodiment of the present invention also comprises:
Add module 500, for adding RSU grouping, the map information being arranged in the RSU buffer memory that same RSU divides into groups is identical;
Described configuration module 300 specifically for:
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is positioned at same RSU and divides into groups, then without the need to the map information to this its buffer memory of terminal broadcast;
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is not positioned at same RSU and divides into groups, then after this terminal switch to described RSU, the RSU that described configuration module 300 and this terminal belong to before the handover carries out map information and mates, if the match is successful, then described configuration module 300 indicates this terminal to continue to use original map information, if mate unsuccessful, then described configuration module 300 is to the map information of this its buffer memory of terminal broadcast.
Above receiver module 100, forwarding module 200, configuration module 300, authentication module 400 and add module 500 and can independently exist, also can integratedly arrange, receiver module 100, forwarding module 200, configuration module 300, authentication module 400 or add module 500 and can arrange separately independent of the processor of roadside unit in the form of hardware, and the form that form can be microprocessor is set; Also can be embedded in the processor of this roadside unit in the form of hardware, can also be stored in the memory of this roadside unit in a software form, so that the processor of this roadside unit calls the operation performing above receiver module 100, forwarding module 200, configuration module 300, authentication module 400 and add module 500 correspondence.
Such as, in the 3rd embodiment (embodiment shown in Fig. 6) of roadside unit of the present invention, configuration module 300 can be the processor of this roadside unit, and receiver module 100, forwarding module 200, authentication module 400 and the function that adds module 500 can be embedded in this processor, also can arrange separately independent of processor, also can be stored in memory in the form of software, be called by processor and realize its function.The embodiment of the present invention does not do any restriction.Above processor can be CPU (CPU), microprocessor, single-chip microcomputer etc.
It should be noted that, each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment identical similar part mutually see.For device embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
By the description of above-described embodiment, the present invention has the following advantages:
The D2D sent by roadside unit receiving terminal finds map information, and complete the forwarding diffusion of map information and the configuration to other-end by RSU, thus achieve and just can complete the maintenance of map information between car networked terminals by terminal with cooperating of RSU, whole process is without the need to carrying out alternately with the network side of core net, thus decrease the delay of D2D discovery technique for V2X business, especially the transmission of V2X urgency traffic is beneficial to, fully meet the demand of V2X business to transmission delay, the more stable business of V2X faster transmission more at a high speed can be provided for user, thus improve traffic safety degree.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-OnlyMemory is called for short ROM) or random store-memory body (RandomAccessMemory is called for short RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (10)
1. a method for information transmission, is characterized in that, comprising:
The D2D that roadside unit RSU receiving terminal sends finds map information, and described D2D finds that map information comprises closing on service application identities and closing on the mapping relations of service application code and the term of validity of described mapping relations of this terminal buffers;
Described map information is forwarded to and meets other pre-conditioned roadside units by described RSU;
Described RSU for belong to described RSU terminal configuration described in the part or all of content of map information so that the terminal belonging to described RSU carries out according to the map information of configuration the transmission that D2D finds related news.
2. as claimed in claim 1 method, it is characterized in that, after the D2D sent at described roadside unit RSU receiving terminal finds map information, described method also comprises:
Described RSU with close on service function entity authenticity and/or ageing checking carried out to content newly-increased in described map information.
3. the method for claim 1, is characterized in that, describedly pre-conditionedly comprises following at least one:
Be positioned at default section or predeterminable area;
Predetermined threshold value is less than or equal to the distance of described RSU.
4. the method for claim 1, it is characterized in that, described map information is by user face data channel transfer, and described RSU for belong to described RSU terminal configuration described in the part or all of content of map information time, section residing for terminal and/or position range information are the map information of terminal configuration and described residing section and/or position range information matches.
5. the method as described in any one of claim 1-4, is characterized in that, described RSU for belong to described RSU terminal configuration described in map information part or all of content before, also comprise:
Described RSU adds RSU grouping, and the map information being arranged in the RSU buffer memory that same RSU divides into groups is identical;
Described RSU for belong to described RSU terminal configuration described in the part or all of content of map information, comprising:
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is positioned at same RSU and divides into groups, then described RSU is without the need to the map information to this its buffer memory of terminal broadcast;
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is not positioned at same RSU and divides into groups, then after this terminal switch to described RSU, the RSU that described RSU and this terminal belong to before the handover carries out map information and mates, if the match is successful, then described RSU indicates this terminal to continue to use original map information, if mate unsuccessful, then described RSU is to the map information of this its buffer memory of terminal broadcast.
6. a roadside unit, is characterized in that, comprising:
Receiver module, the D2D sent for receiving terminal finds map information, and described D2D finds that map information comprises closing on service application identities and closing on the mapping relations of service application code and the term of validity of described mapping relations of this terminal buffers;
Forwarding module, is forwarded to for described map information and meets other pre-conditioned roadside units;
Configuration module, for the part or all of content of map information described in the terminal configuration for belonging to described RSU, so that the terminal belonging to described RSU carries out according to the map information of configuration the transmission that D2D finds related news.
7. roadside unit as claimed in claim 6, it is characterized in that, described roadside unit also comprises:
Authentication module, for close on service function entity authenticity and/or ageing checking carried out to content newly-increased in described map information.
8. roadside unit as claimed in claim 6, is characterized in that, describedly pre-conditionedly comprises following at least one:
Be positioned at default section or predeterminable area;
Predetermined threshold value is less than or equal to the distance of described RSU.
9. roadside unit as claimed in claim 6, it is characterized in that, described map information is by user face data channel transfer, and described configuration module is specifically for the section residing for terminal and/or position range information, it is the map information of terminal configuration and described residing section and/or position range information matches.
10. roadside unit as claimed in claim 9, it is characterized in that, described roadside unit also comprises:
Add module, for adding RSU grouping, the map information being arranged in the RSU buffer memory that same RSU divides into groups is identical;
Described configuration module specifically for:
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is positioned at same RSU and divides into groups, then without the need to the map information to this its buffer memory of terminal broadcast;
If the RSU that the terminal entering described RSU coverage belongs to and described RSU is not positioned at same RSU and divides into groups, then after this terminal switch to described RSU, the RSU that described configuration module and this terminal belong to before the handover carries out map information and mates, if the match is successful, then described configuration module indicates this terminal to continue to use original map information, if mate unsuccessful, then described configuration module is to the map information of this its buffer memory of terminal broadcast.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510734057.9A CN105282688B (en) | 2015-10-30 | 2015-10-30 | A kind of method and roadside unit of information transmission |
| PCT/CN2016/072870 WO2017071137A1 (en) | 2015-10-30 | 2016-01-29 | Information transmission method and road side unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510734057.9A CN105282688B (en) | 2015-10-30 | 2015-10-30 | A kind of method and roadside unit of information transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105282688A true CN105282688A (en) | 2016-01-27 |
| CN105282688B CN105282688B (en) | 2018-12-25 |
Family
ID=55150859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510734057.9A Active CN105282688B (en) | 2015-10-30 | 2015-10-30 | A kind of method and roadside unit of information transmission |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105282688B (en) |
| WO (1) | WO2017071137A1 (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071137A1 (en) * | 2015-10-30 | 2017-05-04 | 宇龙计算机通信科技(深圳)有限公司 | Information transmission method and road side unit |
| WO2017133467A1 (en) * | 2016-02-04 | 2017-08-10 | 中兴通讯股份有限公司 | Method for implementing internet of vehicles service and localized network architecture |
| CN107046461A (en) * | 2016-02-05 | 2017-08-15 | 北京三星通信技术研究有限公司 | V2X terminal Time and Frequency Synchronizations send and receive processing method and processing device |
| CN107135485A (en) * | 2016-02-26 | 2017-09-05 | 电信科学技术研究院 | It is a kind of to set up car and all things on earth session request, the method and device of determination transmission cell |
| WO2017173586A1 (en) * | 2016-04-05 | 2017-10-12 | 华为技术有限公司 | User terminal management method and related device |
| CN108205905A (en) * | 2018-01-02 | 2018-06-26 | 南京逸杰软件科技有限公司 | Intelligent road side terminal ad hoc network information reconciliation delivery system |
| CN108702730A (en) * | 2016-02-19 | 2018-10-23 | 三星电子株式会社 | Holding equipment is to the position detecting device and method in the communication system of equipment scheme |
| CN108737990A (en) * | 2018-05-09 | 2018-11-02 | 国家计算机网络与信息安全管理中心 | A kind of multiple target real time data dispatching algorithm under In-vehicle networking environment |
| CN109076315A (en) * | 2016-06-29 | 2018-12-21 | Oppo广东移动通信有限公司 | The method and D2D equipment of D2D communication |
| CN109391681A (en) * | 2018-09-14 | 2019-02-26 | 重庆邮电大学 | V2X mobility prediction based on MEC unloads scheme with content caching |
| CN109983521A (en) * | 2016-07-12 | 2019-07-05 | 联合有限责任公司 | System and method for distributing content in the wireless network based on the vehicles |
| CN110324784A (en) * | 2018-03-29 | 2019-10-11 | 维沃移动通信有限公司 | The processing method and terminal of possible location |
| CN112800156A (en) * | 2021-01-06 | 2021-05-14 | 迪爱斯信息技术股份有限公司 | Road side unit based map framing method, system, equipment and storage medium |
| WO2021102830A1 (en) * | 2019-11-28 | 2021-06-03 | Apple Inc. | V2x sidelink channel design |
| CN113039819A (en) * | 2018-10-31 | 2021-06-25 | 康维达无线有限责任公司 | New radio vehicle sidelink discovery |
| WO2021195952A1 (en) * | 2020-03-31 | 2021-10-07 | Oppo广东移动通信有限公司 | Information processing method, device, system, and storage medium |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017218316A1 (en) * | 2017-07-18 | 2019-01-24 | Robert Bosch Gmbh | A method of operating a roadside network entity and roadside network entity |
| US11552900B2 (en) * | 2019-03-18 | 2023-01-10 | Sony Group Corporation | Management for managing resource allocation in an edge computing system |
| CN114374624B (en) * | 2021-12-17 | 2024-06-14 | 信通院车联网创新中心(成都)有限公司 | V2X road side terminal functional information issuing function simulation test method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104066070A (en) * | 2013-03-20 | 2014-09-24 | 中兴通讯股份有限公司 | Terminal registration method, terminal finding method, terminal and devices |
| WO2015085591A1 (en) * | 2013-12-13 | 2015-06-18 | 华为技术有限公司 | Proximity discovery method and device |
| WO2015124185A1 (en) * | 2014-02-20 | 2015-08-27 | Nokia Solutions And Networks Oy | Proximity-based service allocation |
| EP2919525A1 (en) * | 2014-03-11 | 2015-09-16 | Innovative Sonic Corporation | Method and apparatus for allocating discovery resource pools in a wireless communication system |
| US20150281938A1 (en) * | 2014-04-01 | 2015-10-01 | Sony Corporation | Unified header design for discovery messages |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105282688B (en) * | 2015-10-30 | 2018-12-25 | 东莞酷派软件技术有限公司 | A kind of method and roadside unit of information transmission |
-
2015
- 2015-10-30 CN CN201510734057.9A patent/CN105282688B/en active Active
-
2016
- 2016-01-29 WO PCT/CN2016/072870 patent/WO2017071137A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104066070A (en) * | 2013-03-20 | 2014-09-24 | 中兴通讯股份有限公司 | Terminal registration method, terminal finding method, terminal and devices |
| WO2015085591A1 (en) * | 2013-12-13 | 2015-06-18 | 华为技术有限公司 | Proximity discovery method and device |
| WO2015124185A1 (en) * | 2014-02-20 | 2015-08-27 | Nokia Solutions And Networks Oy | Proximity-based service allocation |
| EP2919525A1 (en) * | 2014-03-11 | 2015-09-16 | Innovative Sonic Corporation | Method and apparatus for allocating discovery resource pools in a wireless communication system |
| US20150281938A1 (en) * | 2014-04-01 | 2015-10-01 | Sony Corporation | Unified header design for discovery messages |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071137A1 (en) * | 2015-10-30 | 2017-05-04 | 宇龙计算机通信科技(深圳)有限公司 | Information transmission method and road side unit |
| WO2017133467A1 (en) * | 2016-02-04 | 2017-08-10 | 中兴通讯股份有限公司 | Method for implementing internet of vehicles service and localized network architecture |
| CN107046461A (en) * | 2016-02-05 | 2017-08-15 | 北京三星通信技术研究有限公司 | V2X terminal Time and Frequency Synchronizations send and receive processing method and processing device |
| CN108702730A (en) * | 2016-02-19 | 2018-10-23 | 三星电子株式会社 | Holding equipment is to the position detecting device and method in the communication system of equipment scheme |
| CN108702730B (en) * | 2016-02-19 | 2020-11-06 | 三星电子株式会社 | Position detection apparatus and method in communication system supporting device-to-device scheme |
| CN107135485A (en) * | 2016-02-26 | 2017-09-05 | 电信科学技术研究院 | It is a kind of to set up car and all things on earth session request, the method and device of determination transmission cell |
| WO2017173586A1 (en) * | 2016-04-05 | 2017-10-12 | 华为技术有限公司 | User terminal management method and related device |
| CN109076315A (en) * | 2016-06-29 | 2018-12-21 | Oppo广东移动通信有限公司 | The method and D2D equipment of D2D communication |
| CN109983521A (en) * | 2016-07-12 | 2019-07-05 | 联合有限责任公司 | System and method for distributing content in the wireless network based on the vehicles |
| US11463940B2 (en) | 2016-07-12 | 2022-10-04 | Nokia Of America Corporation | Systems and methods for distributing content in a vehicle-based wireless network |
| CN108205905A (en) * | 2018-01-02 | 2018-06-26 | 南京逸杰软件科技有限公司 | Intelligent road side terminal ad hoc network information reconciliation delivery system |
| CN110324784A (en) * | 2018-03-29 | 2019-10-11 | 维沃移动通信有限公司 | The processing method and terminal of possible location |
| CN110324784B (en) * | 2018-03-29 | 2021-02-19 | 维沃移动通信有限公司 | Communication range information processing method and terminal |
| CN108737990A (en) * | 2018-05-09 | 2018-11-02 | 国家计算机网络与信息安全管理中心 | A kind of multiple target real time data dispatching algorithm under In-vehicle networking environment |
| CN109391681A (en) * | 2018-09-14 | 2019-02-26 | 重庆邮电大学 | V2X mobility prediction based on MEC unloads scheme with content caching |
| CN109391681B (en) * | 2018-09-14 | 2021-07-16 | 重庆邮电大学 | MEC-based V2X mobility prediction and content caching offloading scheme |
| CN113039819A (en) * | 2018-10-31 | 2021-06-25 | 康维达无线有限责任公司 | New radio vehicle sidelink discovery |
| WO2021102830A1 (en) * | 2019-11-28 | 2021-06-03 | Apple Inc. | V2x sidelink channel design |
| US11601919B2 (en) | 2019-11-28 | 2023-03-07 | Apple Inc. | V2X sidelink channel design |
| WO2021195952A1 (en) * | 2020-03-31 | 2021-10-07 | Oppo广东移动通信有限公司 | Information processing method, device, system, and storage medium |
| CN115004664A (en) * | 2020-03-31 | 2022-09-02 | Oppo广东移动通信有限公司 | Information processing method, device, system and storage medium |
| CN112800156A (en) * | 2021-01-06 | 2021-05-14 | 迪爱斯信息技术股份有限公司 | Road side unit based map framing method, system, equipment and storage medium |
| CN112800156B (en) * | 2021-01-06 | 2023-10-13 | 迪爱斯信息技术股份有限公司 | Method, system, equipment and storage medium for framing unit map based on road side |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105282688B (en) | 2018-12-25 |
| WO2017071137A1 (en) | 2017-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105282688A (en) | Information transmission method and road side unit | |
| Panwar et al. | A survey on 5G: The next generation of mobile communication | |
| JP6019233B2 (en) | Terminal access method, system, and terminal | |
| CN102348244B (en) | Cellular communication system, method for inter-cell handover of terminal and macro base station | |
| CN102123135B (en) | Method and system for determining characteristic information of MTC (Machine Type Communication) equipment and device | |
| WO2016197622A1 (en) | Internet of vehicle architecture and service implementation method and device therein | |
| CN108616943B (en) | Information transmission method, base station and user equipment | |
| WO2015158251A1 (en) | Method and apparatus for resource scheduling in internet of vehicles system | |
| JP6983169B2 (en) | Message multicast method, message broadcast method and device | |
| US20160112881A1 (en) | Multimode base station control method and base station | |
| CN102215458B (en) | Digital cluster communication system based on long term evolution technology as well as base station and terminal | |
| CN105188045A (en) | Vehicle communication D2D discovery method, device and terminal | |
| CN102378176A (en) | GSM (Global System for Mobile communications) network access system | |
| CN101611590A (en) | The mechanism of service quality | |
| WO2019223639A1 (en) | Wireless communication method and device | |
| CN107734480A (en) | A kind of switching method and system | |
| CN107071744A (en) | The method and system of people's car communication | |
| CN104796940A (en) | PHR (Power Headroom Report) reporting method and device | |
| Yin et al. | Large-size data distribution in IoV based on 5G/6G compatible heterogeneous network | |
| Zhu et al. | Research and application on key technologies of 5G and C-V2X intelligent converged network based on MEC | |
| CN102104926A (en) | Switching trigger method and device | |
| CN103249074A (en) | Car networking link protection system | |
| CN102307333A (en) | Centerless trans European trunked radio (TETRA) system consisting of radio link TETRA base station | |
| CN113365281B9 (en) | Mobile piggyback-based 5G internet of things architecture and data transmission method thereof | |
| WO2021228022A1 (en) | Configuration method and device in sidelink relay architecture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231218 Address after: 518000 floor 21, block a, Kupai building, intersection of Keyuan Avenue and Baoshen Road, north high tech Zone, songpingshan community, Xili street, Nanshan District, Shenzhen, Guangdong Patentee after: YULONG COMPUTER TELECOMMUNICATION SCIENTIFIC (SHENZHEN) Co.,Ltd. Address before: 3 / F, plant No.1, phase I project, No.3, Gongye West 1st Road, Songshan Lake high tech Industrial Development Zone, Dongguan City, Guangdong Province 523500 Patentee before: DONGGUAN COOLPAD SOFTWARE TECH Co.,Ltd. |