CN102209391A - Random access resource configuration method and device - Google Patents
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- CN102209391A CN102209391A CN2010101344821A CN201010134482A CN102209391A CN 102209391 A CN102209391 A CN 102209391A CN 2010101344821 A CN2010101344821 A CN 2010101344821A CN 201010134482 A CN201010134482 A CN 201010134482A CN 102209391 A CN102209391 A CN 102209391A
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Abstract
The embodiment of the invention discloses a random access resource configuration method and device and relates to the technical field of communication, wherein the method and device provided by the invention can be used for reducing the probability of collisions when intragroup MTC (Machine Type communications) equipment is randomly accessed into a network. The method comprises the following steps: receiving a first message containing a target group identifier and number parameters of MTC terminals sent by an MME (mobility management entity), wherein the target group identifier is used for identifying a target group, and the number parameters of the MTC terminals are used for representing the number of MTC terminals belonging to the target group in a cell; adjusting random access resources according to the number parameters of the MTC terminals in the first message; and sending a second message to all the MTC terminals belonging to the target group identifier in the cell, wherein the second message is used for indicating that the MTC terminals are selected and accessed from the adjusted random access resources. The method and device provided by the embodiment of the invention is mainly used in the technical field of communication.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of distribution method and device of random access resource.
Background technology
MTC (Machine Type Communications, Machine Type communication) uses and refers between one or more network element in the network communication that does not need to carry out under the artificial situation about participating in, as application such as traffic control and management, factory's monitoring, remote meter readings.In MT reconnaissance C used, when a plurality of MTC equipment belonged to a contracted user, all these MTC equipment just constituted this contracted user's group.
The above-mentioned paging based on group of existing techniques in realizing is as follows: MME (mobility managemententity, mobile management entity) sends beep-page message to wireless access network node, the name a person for a particular job random access resource of its distribution of wireless access network is broadcast to all terminal equipments in this sub-district by system broadcast message, then, terminal equipment can select a random access resource to initiate to insert request to network from the broadcast that receives.
Yet, the inventor finds during all MTC equipment of the above-mentioned wireless access of MME paging site covering, can cause a large amount of MTC equipment to carry out access network at random in order to respond paging in above-mentioned paging based on group, will cause access interference because random access resource is limited this moment.
Summary of the invention
Embodiments of the invention provide a kind of distribution method and device of random access resource, to reduce the probability that MTC equipment clashes when the access network at random.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of distribution method of random access resource comprises:
Receive first message that includes target group sign and MTC terminal number parameter that MME issues, described target group sign is used to identify target group, and described MTC terminal number parameter is used to represent to belong in this sub-district the MTC terminal number of described target group;
According to the MTC terminal number parameter adjustment random access resource in described first message;
All MTC terminals that belong to described target group in this sub-district issue second message, and described second message is used for indicating described MTC terminal to select and insert from adjusted random access resource.
A kind of distributor of random access resource comprises:
Receiving element, be used to receive first message that includes target group sign and MTC terminal number parameter that MME issues, described target group sign is used to identify target group, and described MTC terminal number parameter is used to represent to belong in this sub-district the MTC terminal number of described target group;
Allocation units are used for the MTC terminal number parameter adjustment random access resource according to described first message;
Transmitting element, all MTC terminals that are used for belonging to described target group in this sub-district issue second message, and described second message is used for indicating described MTC terminal to select and insert from adjusted random access resource.
By in the described embodiment of the invention of technique scheme as can be known, can know the number of the described MTC terminal that belongs to described target group in this sub-district target group sign in first message that receives and the MTC terminal number parameter, and then can adjust the random access resource in this sub-district, make adjusted random access resource can satisfy the access request of all MTC terminals in the described target group, reduced the probability that MTC terminal of the prior art clashes when inserting.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of the distribution method of random access resource among the embodiment 1;
Fig. 2 is the structure chart of the distributor of random access resource among the embodiment 1;
Fig. 3 is the flow chart of the distribution method of random access resource among the embodiment 2;
Fig. 4 is the flow chart of the distribution method of random access resource among the embodiment 2;
Fig. 5 is the flow chart of the distribution method of random access resource among the embodiment 2;
Fig. 6 is the flow chart of the distribution method of random access resource among the embodiment 2;
Fig. 7 is the structure chart of the distributor of random access resource among the embodiment 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Embodiment 1:
In the application scenarios of the embodiment of the invention, a plurality of MTC terminals that belong to same contracted user constitute a target group, and each such target group all has only target group sign, that is, the target group sign is used to identify target group.The a plurality of MTC terminals that belong in the same target group can be arranged in same sub-district, also can disperse to be arranged in a plurality of different sub-districts.In the prior art, in the paging based on group, MME only can send out a beep-page message and come all devices of this group of paging for a radio access node, in this beep-page message, only comprise this group id, so only, from this group id, radio access node is can't be informed in to have how many terminal equipments can be paged in the zone that this radio access node covers on earth, therefore, what do not distribute to use for terminal equipment based on the random access resource of competition, to reduce access interference probability at random with regard to there being enough information to decide yet.
As shown in Figure 1, the embodiment of the invention provides a kind of distribution method of random access resource, and this method may further comprise the steps:
101, receive first message that includes target group sign and MTC terminal number parameter, MTC terminal number parameter is used to represent to belong in this sub-district the MTC terminal number of target group.
In one embodiment, first message can be issued by MME.Because the MTC terminal equipment generally can not be moved, the frequency that perhaps is moved is less, perhaps only in one section small area, move, therefore, when MME belongs to all MTC terminal equipments in the same target group in paging, can know each MTC terminal equipment in this target group current be to be in the coverage of which wireless access network node.
Above-mentioned first message can be to trigger message.In one embodiment, this triggers message can be a beep-page message, as, when the MME issuing page message is given a wireless access site, will in described beep-page message, carry the MTC terminal number that belongs to described target group sign in target group sign and this overlay area, wireless access site.
In one embodiment, this triggers message can also be broadcast or MBMS (MultimediaBroadcasting/Multicast Service, multi-media broadcasting service) message or CBS (cell broadcastservice, cell broadcaste service) message, make the wireless access site by broadcast or MBMS message or CBS message, make MTC equipment access network.What certainly can understand is, in another embodiment, this trigger message can also for other can triggering terminal message.
What certainly can understand is that in another embodiment, the wireless access site also can obtain this first message from CBC (CellBroadcast Center, cell broadcaste service center).
102, after receiving described first message, can know from described first message that target group identifies and belong to the MTC terminal number parameter of this target group.Then, according to described MTC terminal number parameter adjustment random access resource.Adjusted random access resource can satisfy the access demand that belongs to all the MTC terminal equipments in the above-mentioned target group in this sub-district.
103, all MTC terminals that belong to described target group in this sub-district issue second message, thereby wake all MTC terminals that belong to described target group in this sub-district up, and described second message can be beep-page message.Described second message is used for indicating described MTC terminal to select and insert from adjusted random access resource.
From the implementation procedure of said method, as can be seen, after described MTC terminal is received described second message, will from adjusted random access resource, select and insert.Still from original limited random access resource, select and insert and compare with the terminal of MTC described in the prior art, the collision probability when having reduced described MTC terminal and initiating to insert at random for response.
Correspondingly, the embodiment of the invention also provides a kind of distributor of random access resource, and as shown in Figure 2, this device comprises: receiving element 21, allocation units 22 and transmitting element 23.
Receiving element 21 is used to receive first message that includes target group sign and MTC terminal number parameter.From described first message, can know target group sign and MTC terminal number parameter.The target group sign is used to identify target group, and MTC terminal number parameter is used to represent to belong in this sub-district the MTC terminal number of above-mentioned target group.This first message can be to trigger message, triggers the concrete form of message and describes in detail in the aforementioned embodiment, does not repeat them here.In one embodiment, first message can be issued by MME.
Transmitting element 23, all MTC terminals that are used for belonging to described target group sign in this sub-district issue second message, and described second message can be beep-page message, is used for indicating described MTC terminal to select and insert from adjusted random access resource.
The distributor of the random access resource in the embodiment of the invention can carry out the adjustment of random access resource according to target group sign and MTC terminal number parameter, and inserts from adjusted random access resource by the described MTC terminal equipment that belongs to this target group in this sub-district of second message informing.Compared with the prior art, reduced the probability that clashes when described MTC terminal inserts.
Embodiment 2:
The embodiment of the invention provides a kind of distribution method of random access resource, and as shown in Figure 3, this method may further comprise the steps:
301, wireless access network node receives first message that includes target group sign (Group ID) and MTC terminal number parameter (number) that MME issues.
Because the MTC terminal equipment generally can not be moved, the frequency that perhaps is moved is less, perhaps only in one section small area, move, therefore, when MME belongs to all MTC terminal equipments in the same target group in paging, can know each MTC terminal equipment in this target group current be to be in the coverage of which wireless access network node.
In one embodiment, this first message can be to trigger message.In one embodiment, this triggers message can be a beep-page message, as, when the MME issuing page message is given a wireless access site, will in described beep-page message, carry target group sign and MTC terminal number parameter.The MTC terminal number of representing to belong in this sub-district described target group by described MTC terminal number parameter.This MTC terminal number parameter is the index value of numeral or expression scope.As, in the regional extent that above-mentioned wireless access site covers 20 MTC terminal equipments that belong to this group are arranged, MME can carry 20 and give described wireless access site in above-mentioned first beep-page message so, perhaps also can carry an index value, what this index value was represented is the number of one 10～30 scope.
In one embodiment, this triggers message can also be broadcast or MBMS message or CBS message, makes the wireless access site by broadcast or MBMS message or CBS message, makes MTC equipment access network.What certainly can understand is, in another embodiment, this trigger message can also for other can triggering terminal message.What certainly can understand is that in another embodiment, the wireless access site also can obtain this first message from CBC.
302, after the wireless access site receives first message, can know from first message that target group identifies and belong to the MTC terminal number parameter of this target group.Then, according to described MTC terminal number parameter adjustment random access resource.
In specific implementation process, can carry out in the following way: at first the wireless access site is according to the random access resource in the MTC terminal number parameter adaptive ground Adjustment System broadcast in described first message, such as, described MTC terminal number parameter is 20, random access resource in so can corresponding increase system broadcast message makes adjusted random access resource can satisfy the access demand of described 20 the MTC terminals in this sub-district.
Then, described system broadcast message can be upgraded in the wireless access site, and notifies the system broadcast message after terminal equipments all in this sub-district obtains renewal.
303, wireless access site all MTC terminals of belonging to described target group in this sub-district issue second message, thereby wake all MTC terminals that belong in this sub-district in the above-mentioned target group up, and described second message can be beep-page message.Described second message is used for indicating the random access resource in the system broadcast message of described MTC terminal after upgrade to select and insert.In specific implementation process, the above-mentioned system broadcast message of notifying terminal equipments all in this sub-district to obtain after the renewal can issue by beep-page message independently, and described second message also can issue by a beep-page message, indicates the random access resource in the system broadcast message of described MTC terminal after upgrading and selects and insert.Perhaps, also can in same beep-page message, realize notifying the system broadcast message after terminal equipments all in this sub-district obtains renewal and indicate the random access resource in the system broadcast message of described MTC terminal after upgrading and select and insert.Specifically realize that by several beep-page messages the reporting system broadcast is upgraded and indicating terminal is got involved from the system broadcast message after the renewal, do not limit at this, as long as can realize above-mentioned two operations.Will from the random access resource in the system broadcast message after upgrading, select a suitable random access resource insert when belonging to all MTC terminals in the target group in described this sub-district after receiving described second message.
In addition, in specific implementation process, all MTC terminals that also can belong to described target group earlier in this sub-district issue second message, and then according to the random access resource in the described MTC terminal number parameter adaptive ground Adjustment System broadcast, and upgrade described system broadcast message.After described MTC terminal is received described second message, will from the random access resource in the system broadcast message after upgrading, select and insert.No matter take any order to carry out the adjustment of resource at random, can reduce the access interference of described MTC terminal.
The embodiment of the invention is when reducing MT reconnaissance C equipment generation access interference, in order to reduce and cause the more terminal equipment of paging to the renewal of said system broadcast, said method can also be changed, as shown in Figure 4, step 302 in the said method and step 303 can also adopt following steps 302A and step 303A to replace, thereby realize the adjustment of random access resource.
302A: dedicated random access resource is distributed according to the MTC terminal number parameter in first message in above-mentioned wireless access site.This special-purpose random access resource only offers all MTC terminals that belong in this sub-district in this target group.In one embodiment, above-mentioned dedicated random access resource can comprise: running time-frequency resource or lead code resource or the above two combination.
303A: then, above-mentioned wireless access site belongs to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource, and this second message can be beep-page message.
As, in the LTE system, the wireless access site can be eNB.ENB can be in second message indicates which time domain, frequency domain resource available by this parameter of prach-configIndex, indicates which lead code available by this parameter of numberofRA-Preambles.Can also carry in above-mentioned second message that dedicated random access resource that parameter is used to indicate distribution expires or continuously what radio frames be used for parameters such as special use inserts at random.After the random access resource of described special use expires, will obtain discharging, thereby the terminal equipment that is beneficial to other reuses.
Described second message is used for indicating described MTC terminal to select and insert from the dedicated random access resource that described second message is comprised.After described MTC terminal is received this second message, will from the dedicated random access resource that described second message is comprised, select a suitable access-in resource to carry out network insertion.
The distributor of the random access resource in the embodiment of the invention can carry out the adjustment of random access resource according to target group sign and MTC terminal number parameter, and inserts from adjusted random access resource by the described MTC terminal equipment that belongs to this target group in this sub-district of second message informing.Compared with the prior art, reduced the probability that clashes when described MTC terminal inserts.Further, this method provides special-purpose random access resource by all the MTC terminals for target group, has reduced the access interference of described MTC terminal, has also reduced the renewal of wireless access site to system broadcast message simultaneously.
The access interference at random that takes place in order to reduce a large amount of MTC terminal equipment response messages in the target group better reduces the renewal to system message simultaneously as possible, and as shown in Figure 5, the step 303A in the said method can also adopt following step 303B to replace:
303B: above-mentioned wireless access site belongs to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource, this second message can be beep-page message, be used to refer to described MTC terminal in second message dedicated random access resource and the set formed of the random access resource in the current system broadcast message select and insert.
As, the subframe of broadcasting in the current system broadcast message that can be used for inserting at random is 0,1,2,3, the subframe that the special use that wireless access network node distributes for this target group in described second message inserts at random is 4,5, and 6.Like this, after the MTC device end in the target group received second message, just can judge the own selectable subframe that is used for inserting at random was 0,1,2,3,4,5,6.And, still use access subframe at random 0,1,2,3 in the current system broadcast message as the selectable subframe that inserts at random for the terminal equipment in the non-target group.Can also carry in above-mentioned second message that dedicated random access resource that parameter is used to indicate distribution expires or continuously what radio frames be used for parameters such as special use inserts at random.After the random access resource of described special use expires, will obtain discharging, thereby the terminal equipment that is beneficial to other reuses.
In addition, the embodiment of the invention is also considered in the method that adopts above-mentioned steps 303A or 303B, under the described wireless access network node (promptly, in this sub-district) target group in the MTC terminal equipment also may produce conflict when in alternative random access resource, selecting a random access resource, be that several MTC terminal equipments have selected identical resource to insert at random, thereby, present embodiment also provides a kind of improving one's methods, as shown in Figure 6, on the basis of above-mentioned steps 303A or step 303B, improve and obtain following step 303C.
303C: above-mentioned wireless access site B belongs to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource and parameter preset, this second message can be beep-page message, and described parameter preset is used for described MTC terminal is carried out access network at random dispersedly on time-domain.
In one embodiment, as, in the LTE system, the wireless access site can be eNB.After described MTC terminal is received described second message, can one select in the following manner: the select target access-in resource inserts the dedicated random access resource that comprises in described second message according to described parameter preset.Described parameter preset can be the parameter of a delivery, also can be the parameter of a time.As, described MTC terminal equipment can carry out the M delivery with the sign of oneself, and its result is as the foundation of selecting random access resource.The result who for example draws represented to select subframe 5 at 5 o'clock.Perhaps, described MTC terminal equipment can carry out the M delivery with the sign of oneself, and its result inserts after postponing several radio frames at random.The manner one is and the corresponding improvement of step 303A.
Perhaps, after described MTC terminal is received described second message, can two select in the following manner: the select target access-in resource inserts the set that dedicated random access resource that comprises in described second message according to described parameter preset and the random access resource in the current system broadcast message are formed.Described parameter preset can be the parameter of a delivery, also can be the parameter of a time.The manner two is and the corresponding improvement of step 303B.
The distributor of the random access resource in the embodiment of the invention can carry out the adjustment of random access resource according to target group sign and MTC terminal number parameter, and inserts from adjusted random access resource by the described MTC terminal equipment that belongs to this target group in this sub-district of second message informing.Compared with the prior art, reduced the probability that clashes when described MTC terminal inserts.Further, this method provides special-purpose random access resource by all the MTC terminals for target group, has reduced the access interference of described MTC terminal, has also reduced the renewal of wireless access site to system broadcast message simultaneously.Further, by second message indicate described MTC terminal in second message dedicated random access resource and the set formed of the random access resource in the current system broadcast message select and insert, the access interference at random that reduces a large amount of MTC terminal equipment response messages in the target group better and take place reduces the renewal to system message simultaneously as possible.Further, by in second message, comprising parameter preset, a large amount of MTC terminal equipment response messages in the target group have further been reduced and the access interference at random that takes place.
Correspondingly, the embodiment of the invention also provides a kind of distributor of random access resource, and as shown in Figure 7, this device comprises receiving element 41, allocation units 42 and transmitting element 43.
Wherein, described receiving element 41 is used to receive first message that includes target group sign and MTC terminal number parameter that MME issues.Described first message can be for triggering message, and the form of this triggering message is described in detail among the embodiment in front, does not repeat them here.
Described allocation units 41 comprise the first distribution module 41A, are used for according to the random access resource in the MTC terminal number parameter adaptive ground Adjustment System broadcast of described first message; Upgrade described system broadcast message; Transmitting element 43 is used to send the message of notifying terminal equipments all in this sub-district to obtain the system broadcast message after the renewal then.At this moment, described transmitting element 43 also is used for belonging to described target group in this sub-district all MTC terminals issue second message, this second message can be beep-page message, is used to refer to the random access resource in the system broadcast message of described MTC terminal after upgrading to select and insert.In specific implementation process, described transmitting element 43 can also realize that the renewal of reporting system broadcast and indicating terminal insert by sending a beep-page message from the system broadcast message after the renewal.
Perhaps, optionally, described allocation units 41 comprise the second distribution module 41B, are used for distributing dedicated random access resource according to the MTC terminal number parameter of described first message.This moment correspondingly, described transmitting element 43 is used for belonging to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource, at this moment, described second message dedicated random access resource that is used for indicating described MTC terminal to comprise in second message is selected and is inserted.Adopt the device of the described second distribution module 41B can reduce the frequency that system broadcast message is upgraded.
Perhaps, optionally, after the above-mentioned second distribution module 41B distributes dedicated random access resource according to the MTC terminal number parameter in described first message, described transmitting element 43 is used for belonging to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource, at this moment, the set that is used for indicating dedicated random access resource that described MTC terminal comprises in second message and the random access resource in the current system broadcast message to form of described second message is selected and is inserted.
Perhaps, optionally, after the above-mentioned second distribution module 41B distributes dedicated random access resource according to the MTC terminal number parameter in described first message, described transmitting element 43 is used for belonging to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource and parameter preset, and described parameter preset is used for described MTC terminal is carried out access network at random dispersedly on time-domain.
At this moment, described second message is used for indicating described MTC terminal to insert according to the dedicated random access resource select target access-in resource that described parameter preset comprises in described second message, and the set select target access-in resource that perhaps is used for indicating dedicated random access resource that described MTC terminal comprises in described second message according to described parameter preset and the random access resource in the current system broadcast message to form inserts.
The distributor of above-mentioned random access resource can be for the base station etc., by the random access resource in the Adjustment System broadcast or redistribute special-purpose random access resource, has reduced the access interference of all the MTC terminal equipments in same group in this sub-district.
The embodiment of the invention is mainly used in communication technical field, wireless access network node realized distributing adaptively random access resource according to the number of the MTC equipment in this sub-district same group, reduced the probability that MTC equipment clashes when access network at random.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk as computer, hard disk or CD etc., comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (15)
1. the distribution method of a random access resource is characterized in that, comprising:
Reception includes first message of target group sign and Machine Type communication MTC terminal number parameter, and described target group sign is used to identify target group, and described MTC terminal number parameter is used to represent to belong in this sub-district the MTC terminal number of described target group;
According to the MTC terminal number parameter adjustment random access resource in described first message;
All MTC terminals that belong to described target group in this sub-district issue second message, and described second message is used for indicating described MTC terminal to select and insert from adjusted random access resource.
2. the distribution method of random access resource according to claim 1 is characterized in that, described MTC terminal number parameter is the index value of numeral or expression scope.
3. the distribution method of random access resource according to claim 1 is characterized in that,
Describedly comprise: according to the random access resource in the MTC terminal number parameter adaptive ground Adjustment System broadcast in described first message according to the MTC terminal number parameter adjustment random access resource in described first message; Upgrade described system broadcast message;
Described method also comprises: notify the system broadcast message after terminal equipments all in this sub-district obtains renewal;
Described second message is used for indicating described MTC terminal to select and insert from adjusted random access resource and comprises: described second message is used for indicating the random access resource in the system broadcast message of described MTC terminal after upgrade to select and insert.
4. the distribution method of random access resource according to claim 1 is characterized in that,
Describedly comprise: distribute dedicated random access resource according to the MTC terminal number parameter in described first message according to the MTC terminal number parameter adjustment random access resource in described first message.
5. the distribution method of random access resource according to claim 4 is characterized in that,
Described all MTC terminals that belong to described target group in this sub-district issue second message and are: all MTC terminals that belong to described target group in this sub-district send second message that includes described dedicated random access resource,
Described second message is used for indicating described MTC terminal to select and insert from the dedicated random access resource that described second message is comprised.
6. the distribution method of random access resource according to claim 4 is characterized in that,
Described all MTC terminals that belong to described target group in this sub-district issue second message and are: all MTC terminals that belong to described target group in this sub-district send second message that includes described dedicated random access resource,
Described second message is used for indicating dedicated random access resource and random access resource current system broadcast message in the set formed of described MTC terminal in second message to select and insert.
7. the distribution method of random access resource according to claim 4 is characterized in that,
Described all MTC terminals that belong to described target group in this sub-district issue second message and are: all MTC terminals that belong to described target group in this sub-district send second message that includes described dedicated random access resource and parameter preset, described parameter preset is used for described MTC terminal is carried out access network at random dispersedly on time-domain
Described second message is used for indicating described MTC terminal to insert according to the dedicated random access resource select target access-in resource that described parameter preset comprises in described second message, and the set select target access-in resource that perhaps is used for indicating dedicated random access resource that described MTC terminal comprises in described second message according to described parameter preset and the random access resource in the current system broadcast message to form inserts.
8. according to the distribution method of each described random access resource among the claim 5-7, it is characterized in that, also comprise in described second message being used to indicate the time-expired parameter of described dedicated random access resource, perhaps be used to indicate the parameter of the radio frames of continuous preset number as dedicated random access resource;
Described dedicated random access resource comprises running time-frequency resource or lead code resource or the above two combination.
9. the distribution method of random access resource according to claim 1 is characterized in that, described first message comprises triggering message; Described triggering message comprises: beep-page message or cell broadcast service messages or multi-media broadcasting service message.
10. the distributor of a random access resource is characterized in that, comprising:
Receiving element is used to receive first message that includes target group sign and MTC terminal number parameter, and described target group sign is used to identify target group, and described MTC terminal number parameter is used to represent to belong in this sub-district the MTC terminal number of described target group;
Allocation units are used for the MTC terminal number parameter adjustment random access resource according to described first message;
Transmitting element, all MTC terminals that are used for belonging to described target group in this sub-district issue second message, and described second message is used for indicating described MTC terminal to select and insert from adjusted random access resource.
11. the distributor of random access resource according to claim 10, it is characterized in that, described allocation units comprise first distribution module, are used for according to the random access resource in the MTC terminal number parameter adaptive ground Adjustment System broadcast of described first message; Upgrade described system broadcast message;
Described transmitting element also is used to send the message of notifying terminal equipments all in this sub-district to obtain the system broadcast message after the renewal;
Second message that described transmitting element sends is used for indicating the random access resource in the system broadcast message of described MTC terminal after upgrade to select and insert.
12. the distributor of random access resource according to claim 10 is characterized in that, described allocation units comprise second distribution module, are used for distributing dedicated random access resource according to the MTC terminal number parameter of described first message.
13. the distributor of random access resource according to claim 12 is characterized in that,
Described transmitting element is used for belonging to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource,
The dedicated random access resource that described second message is used for indicating described MTC terminal to comprise in second message is selected and is inserted.
14. the distributor of random access resource according to claim 12 is characterized in that,
Described transmitting element is used for belonging to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource,
The set that described second message is used for indicating dedicated random access resource that described MTC terminal comprises in second message and the random access resource in the current system broadcast message to form is selected and is inserted.
15. the distributor of random access resource according to claim 12 is characterized in that,
Described transmitting element is used for belonging to described target group in this sub-district all MTC terminals send second message that includes described dedicated random access resource and parameter preset, described parameter preset is used for described MTC terminal is carried out access network at random dispersedly on time-domain
Described second message is used for indicating described MTC terminal to insert according to the dedicated random access resource select target access-in resource that described parameter preset comprises in described second message, and the set select target access-in resource that perhaps is used for indicating dedicated random access resource that described MTC terminal comprises in described second message according to described parameter preset and the random access resource in the current system broadcast message to form inserts.
Priority Applications (1)
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| WO2017121263A1 (en) * | 2016-01-11 | 2017-07-20 | 中兴通讯股份有限公司 | Method and apparatus for sending random access signal, and computer storage medium |
| WO2017128315A1 (en) * | 2016-01-29 | 2017-08-03 | 华为技术有限公司 | Method and device for creating link |
| CN107889271A (en) * | 2016-09-30 | 2018-04-06 | 北京信威通信技术股份有限公司 | A kind of method and device of Stochastic accessing |
| CN108282905A (en) * | 2017-01-06 | 2018-07-13 | 华为技术有限公司 | A kind of accidental access method and its network element |
| CN108282905B (en) * | 2017-01-06 | 2020-04-21 | 华为技术有限公司 | Random access method and network element thereof |
| WO2018176503A1 (en) * | 2017-04-01 | 2018-10-04 | 深圳前海达闼云端智能科技有限公司 | Random access method and apparatus |
| CN107820728A (en) * | 2017-04-01 | 2018-03-20 | 深圳前海达闼云端智能科技有限公司 | The method and apparatus of Stochastic accessing |
| US11064535B2 (en) | 2017-04-01 | 2021-07-13 | Cloudminds (Shenzhen) Robotics Systems Co., Ltd. | Random access method and apparatus |
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| CN107371126B (en) * | 2017-08-21 | 2019-07-30 | 西安电子科技大学 | Accidental access method based on FDD-LTE network |
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