CN102740238A - Access method, sending method and apparatus for group resource - Google Patents
Access method, sending method and apparatus for group resource Download PDFInfo
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- CN102740238A CN102740238A CN2011100896947A CN201110089694A CN102740238A CN 102740238 A CN102740238 A CN 102740238A CN 2011100896947 A CN2011100896947 A CN 2011100896947A CN 201110089694 A CN201110089694 A CN 201110089694A CN 102740238 A CN102740238 A CN 102740238A
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Abstract
The invention provides an access method, a sending method and an apparatus for group resource. The access method for group resource comprises: a terminal obtains system messages of group resource broadcasted by a base station; the group resource system message comprises physical channel parameters of the group; and the terminal adds into the group according to the group resource system message and communicates with member terminals in the group. According to the invention, an aim is reached, wherein the aim is that a lag terminal that accesses the group can timely obtain the group resource.
Description
Technical field
The embodiment of the invention relates to the communication technology, relates in particular to a kind of group resource acquiring method, group's resource sending method and device.
Background technology
Along with every profession and trade strong day by day to cluster service requirement; Group system based on different technologies has also obtained development comparatively rapidly; Typically like pan-European trunked radio (TETRA; TransEuropean Trunked Radio) system, integrated digital strengthen network (iDEN, Integrated DigitalEnhanced Network) system, railway GSM standard (GSM-R, GSM forRailway) etc.Because the application of broadband technology is later relatively,, still be in the starting stage based on the research of the group system of wireless broad band technology though have advantages such as resource utilization height, networking flexibility, frequency resource be abundant based on the group system of wireless broad band technology.
In the group service of system of broadband wireless communication, in the sub-district one or more group calling groups (abbreviating group as) can be arranged, one or more groups terminal can be arranged in the group.The group terminal can be divided into two types according to its characteristic: speaker terminal and monitoring terminal.In a group, only there is a speaker terminal at synchronization.System need be this speaker's terminal distribution up channel, and the up channel that makes this speaker user can pass through to be distributed sends data.Above-mentioned data will be broadcast to each monitoring terminal in this group through down channel; Monitor the terminal and can not send data, and can only monitor down channel, receive the data (for example, listen to speaker user and send out speech) that send at above-mentioned speaker terminal through up channel.Above-mentioned speaker terminal can speech privilege releasing after speech finishes, and monitors the terminal thereby become; Monitor the terminal and then can obtain words power, thereby become the speaker terminal through the application of words power.Therefore, in same group, need communicate through half-duplex mode between each terminal, promptly descending employing broadcast mode, use at the up speaker terminal that then only supplies.
The group call process is initiated at the terminal that has authority or have a group scheduling function, system receive group set up call out after, send the beep-page message that comprises group's resource to each group terminal.Each group terminal obtains group's resource through beep-page message.Group successfully set up after system received the page response at paged terminal.Yet, do not provide the terminal that gets into group that lags to obtain the method for group's resource in prior art, thereby can't adding group, the terminal of the entering group that lags obtains group service.
Summary of the invention
The embodiment of the invention provides a kind of group resource acquiring method, group's resource sending method and device, can't in time obtain the defective of group's resource in order to the terminal that solves the entering group that lags in the prior art.
The embodiment of the invention provides a kind of group resource acquiring method, comprising:
The terminal obtains group's resource system message of base station broadcast; Said group resource system message comprises the physical channel parameters of said group;
The terminal adds said group according to said group resource system message, communicates by letter with member terminal in the said group.
The embodiment of the invention provides a kind of group resource sending method; Comprise: the base station is according to the dispatching cycle and the dispatching priority of group's resource system message; Broadcast said group resource system message, said group resource system message comprises the physical channel parameters of said group.
The embodiment of the invention also provides a kind of terminal, comprising: acquisition module is used to obtain group's resource system message of base station broadcast; Said group resource system message comprises the physical channel parameters of said group;
Communication module is used for adding said group according to said group resource system message, communicates by letter with member terminal in the said group.
The embodiment of the invention also provides a kind of group resource dispensing device, is used for dispatching cycle and dispatching priority according to group's resource system message, broadcasts said group resource system message, and said group resource system message comprises the physical channel parameters of said group.
Group's resource acquiring method of the embodiment of the invention, group's resource sending method and device, the terminal can obtain group's resource of this group from group's resource system message of base station broadcast.Add the business that this group participates in this group according to group's resource system message.Therefore, the embodiment of the invention has reached the purpose that the terminal that gets into group of lagging in time obtains group's resource.
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 one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the resource acquiring method embodiment of a group flow chart provided by the invention;
Fig. 2 is the resource sending method embodiment of a group flow chart provided by the invention;
Fig. 3 is a terminal provided by the invention example structure sketch map;
Fig. 4 is the resource dispensing device embodiment of group one structural representation provided by the invention;
Fig. 5 is the resource dispensing device embodiment of group two structural representations provided by the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Fig. 1 is the resource acquiring method embodiment of a group flow chart provided by the invention.As shown in Figure 1, present embodiment comprises:
Step 11: the terminal obtains group's resource system message of base station broadcast; Group's resource system message comprises the physical channel parameters of group.
The terminal can be when lagging entering group; For example; Be in when getting into group the communication process when terminal switches to new group from a group, when the business of current place, terminal group is closed or in group, the resource that need obtain new group communicates to add group and group member.
Step 12: the terminal adds group according to group's resource system message, communicates by letter with member terminal in the group.
Include only the necessary physical channel parameters of the corresponding group of above-mentioned group identification in group's resource system message of base station broadcast.And for logical channel information, transmitting channel information and other the physic channel information of group, fixed configurations can be carried out by unified parameterized template by appointment in base station and terminal.Physical channel parameters through the necessity of eating dishes without rice or wine to transmit comprises: the uplink code channel of the frequency of the sign of group, the state of group, group, the ascending time slot of group, group, the descending time slot of group and the descending code channel of group.As shown in table 1, be example with PTT (Push To Talk is called for short strong leading to) group, group's resource system message SIB20 comprises that also system supports maximum group number except that above-mentioned information.
Table 1 is the resource system message SIB20 of group
Because group's resource needs constantly to set up and discharge, large-area paging not only can increase the power consumption at terminal, causes the paging storm easily, causes calling information drop-out.Therefore, the newly-increased resource system message SIB20 of group change network side is not notified the terminal in private network, initiatively obtains this system message by the terminal.
The method that adopts the embodiment of the invention to provide, the speaker user who is in the PTT communication process also can play a protective role when carrying out the sub-district switching.For example, after speaker user switches to new sub-district call drop, can read the resource system message SIB20 of group of new Cell Broadcast CB.Owing to the configuration information that has obtained related group through SIB20, speaker user can use group's channel to recover conversation immediately, need not use extra signaling process to obtain group's configuration, has reduced interruption time delay.
The present embodiment terminal can obtain group's resource of this group from group's resource system message of base station broadcast.Add the business that this group participates in this group according to group's resource system message.Therefore, present embodiment has reached the purpose that the terminal that gets into group of lagging in time obtains group's resource.
For making the terminal that gets into group that lags obtain group's resource, the base station is according to dispatching cycle and priority broadcasting the resource system message SIB20 of group to the area of coverage.Fig. 2 is the resource sending method embodiment of a group flow chart provided by the invention.As shown in Figure 2, present embodiment comprises:
Step 21: the dispatching cycle and the dispatching priority of group's resource system message confirmed in the base station.
The dispatching cycle of the resource system message SIB20 of group is dynamically adjusted according to group's number in the sub-district in the base station.In the sub-district group more after a little while, the base station is that the resource system message SIB20 of group is provided with less dispatching cycle, with time delay that reduce to insert group and the speed of accelerating to switch group.In the sub-district group more for a long time, the base station is that the resource system message SIB20 of group is provided with bigger dispatching cycle.For the dispatching cycle of other system message; For example MIB, SB1, SIB1, SIB3, SIB5, SIB7, SIB11, SIB20; The base station changes the dispatching cycle of following SIB20 dispatching cycle of other message according to adjusting the dispatching cycle of the resource system message SIB20 of group.Above-mentioned scheduling mode is called dynamic dispatching, and during dynamic scheduling system message, the terminal needs read apparatus message constantly.
In addition, the base station also can be provided with fixing dispatching cycle according to maximum group number in the sub-district, adopts fixing broadcast system message SIB20 dispatching cycle.When certain group did not set up, Group-ID was set to NULL.For the dispatching cycle of other system message, the base station is according to being provided with the dispatching cycle of system message SIB20.This scheduling mode is called static scheduling.
In addition, the base station also can dynamically change the dispatching cycle of SIB20 according to group's number in the sub-district.In the sub-district group more after a little while, the base station is that the resource system message SIB20 of group is provided with less dispatching cycle, with time delay that reduce to insert group and the speed of accelerating to switch group.For the dispatching cycle of other system message, confirm the dispatching cycle of base station system message SIB20 during according to maximum group number.This scheduling mode is called semi-persistent scheduling.
With 3GPP 25.331 message structures is example, preferentially is scheduled in order to make the resource system message SIB20 of group, and the recommendation value of the dispatching priority of various system messages and dispatching cycle is referring to shown in the table 2, and the unit of each dispatching cycle is 10ms in the table 2.As shown in table 2, because the schedule information that MIB mainly carries other system message SIBs and SB, therefore, its dispatching priority is the highest, and dispatching cycle is the shortest.The effect of SB1 is the schedule information of carrying other system message SIBs, and therefore, its dispatching priority also is higher than the resource system message SIB20 of group.
Table 2 is the dispatching cycle and the dispatching priority of system message
| System message | Minimum dispatching cycle | Maximum dispatching cycle | Dispatching priority |
| MIB | 8 | 32 | 2 |
| SB1 | 8 | 32 | 3 |
| SIB1 | 32 | 4096 | 11 |
| SIB3 | 32 | 4096 | 7 |
| SIB5 | 32 | 128 | 6 |
| SIB7 | 32 | 64 | 5 |
| SIB11 | 32 | 4096 | 9 |
| SIB20 | 8 | 2048 | 4 |
Step 22: group's resource system message is broadcasted according to the dispatching cycle and the dispatching priority of group's resource system message in the base station.
The present embodiment base station gets into the terminal of group according to dispatching cycle and dispatching priority broadcasting group resource system message thereby lag, and can get access to group's resource of this group from group's resource system message.Add the business that this group participates in this group according to group's resource system message.Therefore, present embodiment has reached the purpose that the terminal that gets into group of lagging in time obtains group's resource.
Fig. 3 is a terminal provided by the invention example structure sketch map.As shown in Figure 3, present embodiment comprises: acquisition module 31 and communication module 32.
The working mechanism of above-mentioned each module repeats no more at this referring to describing among the corresponding embodiment of Fig. 1.
The present embodiment terminal can obtain group's resource of this group from group's resource system message of base station broadcast.Add the business that this group participates in this group according to group's resource system message.Therefore, present embodiment has reached the purpose that the terminal that gets into group of lagging in time obtains group's resource.
Group provided by the invention resource dispensing device is used for dispatching cycle and dispatching priority according to group's resource system message, broadcasting group resource system message, and group's resource system message comprises the physical channel parameters of group.Particularly, as shown in Figure 4, group provided by the invention resource dispensing device comprises: determination module 41 and sending module 42.
Sending module 42, according to the dispatching cycle and the dispatching priority of group's resource system message, broadcasting group resource system message, group's resource system message comprises the physical channel parameters of group.
As shown in Figure 5, determination module 41 comprises: first adjustment unit 411, second adjustment unit 412 and unit 413 is set.
The working mechanism of above-mentioned each module repeats no more at this referring to describing among the corresponding embodiment of Fig. 2.
Present embodiment group resource dispensing device gets into the terminal of group according to dispatching cycle and dispatching priority broadcasting group resource system message thereby lag, and can get access to group's resource of this group from group's resource system message.Add the business that this group participates in this group according to group's resource system message.Therefore, present embodiment has reached the purpose that the terminal that gets into group of lagging in time obtains group's resource.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be accomplished through the relevant hardware of program command; Aforesaid program can be stored in the computer read/write memory medium; This program the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (11)
1. group's resource acquiring method is characterized in that, comprising:
The terminal obtains group's resource system message of base station broadcast; Said group resource system message comprises the physical channel parameters of said group;
The terminal adds said group according to said group resource system message, communicates by letter with member terminal in the said group.
2. according to the said group of claim 1 resource acquiring method; It is characterized in that the physical channel parameters of said group comprises: the descending time slot of the sign of said group, the state of said group, the frequency of said group, the ascending time slot of said group, the uplink code channel of said group, said group and the descending code channel of said group.
3. group's resource sending method is characterized in that, comprising:
Said group resource system message is broadcasted according to the dispatching cycle and the dispatching priority of group's resource system message in the base station, and said group resource system message comprises the physical channel parameters of said group.
4. according to the said group of claim 3 resource sending method; It is characterized in that the physical channel parameters of said group comprises: the descending time slot of the sign of said group, the state of said group, the frequency of said group, the ascending time slot of said group, the uplink code channel of said group, said group and the descending code channel of said group.
5. according to claim 3 or 4 said group resource sending methods, it is characterized in that, also comprise:
The dispatching cycle and the dispatching priority of said group resource system message confirmed in said base station.
6. according to the said group of claim 5 resource sending method, it is characterized in that said base station confirms that the dispatching cycle and the dispatching priority of said group resource system message comprise:
The base station is according to the dispatching cycle of the group number adjustment group resource system message of sub-district, and according to the dispatching cycle of adjusting other system message dispatching cycle of group's resource system message; Or,
The dispatching cycle of said group resource system message is adjusted according to group's number of sub-district in the base station, according to the dispatching cycle that other system message is set dispatching cycle of said group resource system message when the maximum group number; Or,
The base station is provided with the dispatching cycle of group's resource system message according to the maximum group number of sub-district, and according to the dispatching cycle that other system message is set dispatching cycle of said group resource system message.
7. a terminal is characterized in that, comprising:
Acquisition module is used to obtain group's resource system message of base station broadcast; Said group resource system message comprises the physical channel parameters of said group;
Communication module is used for adding said group according to said group resource system message, communicates by letter with member terminal in the said group.
8. according to the said terminal of claim 7; It is characterized in that the physical channel parameters of said group comprises: the descending time slot of the sign of said group, the state of said group, the frequency of said group, the ascending time slot of said group, the uplink code channel of said group, said group and the descending code channel of said group.
9. group's resource dispensing device is characterized in that, is used for dispatching cycle and dispatching priority according to group's resource system message, broadcasts said group resource system message, and said group resource system message comprises the physical channel parameters of said group.
10. according to the said group of claim 9 resource dispensing device, it is characterized in that said device comprises:
Determination module is used for confirming the dispatching cycle and the dispatching priority of said group resource system message;
Sending module according to the dispatching cycle and the dispatching priority of group's resource system message, is broadcasted said group resource system message, and said group resource system message comprises the physical channel parameters of said group.
11., it is characterized in that said determination module comprises according to the said group of claim 10 resource dispensing device:
First adjustment unit is used for the dispatching cycle according to the group number adjustment group resource system message of sub-district, and according to the dispatching cycle of adjusting other system message dispatching cycle of group's resource system message;
Second adjustment unit is used for the base station and adjusts the dispatching cycle of said group resource system message according to group's number of sub-district, according to the dispatching cycle that other system message is set dispatching cycle of said group resource system message when the maximum group number;
The unit is set, is used for the base station and the dispatching cycle of group's resource system message is set according to the maximum group number of sub-district, and according to the dispatching cycle that other system message is set dispatching cycle of said group resource system message.
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| WO2014101619A1 (en) * | 2012-12-24 | 2014-07-03 | 中兴通讯股份有限公司 | Transceiving method and device for system message related to specific service |
| CN108307500A (en) * | 2016-08-23 | 2018-07-20 | 成都鼎桥通信技术有限公司 | A kind of method and terminal for closing cluster user |
| CN108737023A (en) * | 2017-04-21 | 2018-11-02 | 华硕电脑股份有限公司 | Method and apparatus in wireless communication system for improving pre-decode resource block group |
| CN111556449A (en) * | 2015-02-11 | 2020-08-18 | 华为技术有限公司 | Group priority notification method, equipment and system in group communication |
| CN113472899A (en) * | 2021-08-24 | 2021-10-01 | 郑州轻工业大学 | Intelligent factory data information high-speed transmission method and system based on Internet of things |
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| CN113472899A (en) * | 2021-08-24 | 2021-10-01 | 郑州轻工业大学 | Intelligent factory data information high-speed transmission method and system based on Internet of things |
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Application publication date: 20121017 |