CN101466131B - Method for communication switch, method, base station, terminal and system for obtaining neighboring district - Google Patents
Method for communication switch, method, base station, terminal and system for obtaining neighboring district Download PDFInfo
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- CN101466131B CN101466131B CN2009100036587A CN200910003658A CN101466131B CN 101466131 B CN101466131 B CN 101466131B CN 2009100036587 A CN2009100036587 A CN 2009100036587A CN 200910003658 A CN200910003658 A CN 200910003658A CN 101466131 B CN101466131 B CN 101466131B
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Abstract
The embodiment of the invention discloses a communication switching method, an adjacent subdistrict obtaining method, a basic station, a terminal and a system thereof, belonging to the communication field. The method comprises the following steps: adjacent subdistrict list information is transmitted to the terminal, and the adjacent subdistrict list information comprises a plurality of pseudo noise offsets; pilot frequency intensity information transmitted by the terminal is received, and the pilot frequency intensity information comprises at least one group of searched pseudo noise offset assembly, wherein, the pseudo noise offset assembly includes at least two pseudo noise offsets, and the at least two pseudo noise offsets are transmitted by a basic station where the adjacent subdistrict of the current service subdistrict is positioned at the different time spans in an alternative way to the terminal; a target adjacent subdistrict corresponding to the at least group of the pseudo noise offset assembly is determined according to the incidence relation information of the stored pseudo noise offset assembly and the adjacent subdistrict; and the communication switching is carried out according to the target adjacent subdistrict. The embodiment of the invention can solve the problem of communication interruption.
Description
Technical field
The present invention relates to the communications field, particularly a kind of method, the method for obtaining neighbor cell, base station, terminal, system that communicates by letter and switch.
Background technology
Code division multiple access insert (Code Division Multiple Access, CDMA) regulation 1X system is maximum in eating dishes without rice or wine supports 40 neighbor cells, the DO system is maximum to support 31 neighbor cells.In the network application of present stage, along with the website increase of indoor covering, the quantity of neighbor cell also is being on the increase, and neighbor cell can (Pseudo Noise, PN) biasing identifies with similar and different pseudo noise.Terminal is in communication process, need be when current service cell switches to neighbor cell, if neighbor cell is configured to different PN biasings, then because the adjacent cell information curtailment, it is the restriction that the quantity of the maximal contiguous sub-district that can support of system is subjected to existing protocol, then can cause terminal can not in time search neighbor cell, finally cause terminal in time not switch, communication is interrupted; When if neighbor cell is configured to identical PN biasing, then can cause the correctly identification terminal neighbor cell that will switch of base station, terminal can not in time switch, and communicates by letter with interrupting.
Summary of the invention
In order to guarantee that terminal in time switches, guarantee that communication normally carries out, the embodiment of the invention provides a kind of method, the method for obtaining neighbor cell, base station, terminal, system that communicates by letter and switch.Described technical scheme is as follows:
On the one hand, the embodiment of the invention provides a kind of method of communicating by letter and switching, and comprising:
Preserve pseudo noise bias combination and neighbor cell incidence relation information;
Send neighbor cell list information to terminal, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
The Pilot Strength Measurement Message that receiving terminal sends, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches, described pseudo noise bias combination comprises: at least two pseudo noise biasings, and described at least two pseudo noises biasing sends to described terminal in different time sections by the mode of rotating by the base station under the neighbor cell of current service cell;
Incidence relation information according to pseudo noise bias combination of preserving and neighbor cell is determined and the described at least one group of target neighbor cell that the pseudo noise bias combination is corresponding;
Communicate switching according to described target neighbor cell;
Describedly communicate switching, specifically comprise according to described target neighbor cell:
Send the switching guide message to described terminal, described switching guide message is used to instruct described terminal to set up the service channel of setovering with described at least two pseudo noises, and guide described terminal to communicate switching from current service cell to described target neighbor cell, described switching guide message comprises: described at least one group of pseudo noise bias combination.
On the other hand, the embodiment of the invention also provides a kind of method of obtaining neighbor cell, comprising:
Preserve pseudo noise bias combination and neighbor cell incidence relation information;
Receive the neighbor cell list information that the base station sends, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
According at least one group of pseudo noise bias combination that the base station under the neighbor cell of described neighbor cell list information search current service cell sends by the mode of rotating in different time sections, described pseudo noise bias combination comprises: at least two pseudo noise biasings;
Send Pilot Strength Measurement Message to described base station, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches.
On the other hand, the embodiment of the invention also provides a kind of base station, comprising:
Preserve module, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information;
Sending module is used for sending neighbor cell list information to terminal, and described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
Receiver module, be used for the Pilot Strength Measurement Message that receiving terminal sends, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches, described pseudo noise bias combination comprises: at least two pseudo noise biasings, and described at least two pseudo noises biasing sends to described terminal in different time sections by the mode of rotating by the base station under the neighbor cell of current service cell;
Determination module is used for determining and the described at least one group of target neighbor cell that the pseudo noise bias combination is corresponding according to the incidence relation information of pseudo noise bias combination of preserving and neighbor cell;
Handover module communicates switching according to described target neighbor cell;
Described handover module specifically is used for sending the switching guide message to described terminal, described switching guide message is used to instruct described terminal to set up the service channel of setovering with described at least two pseudo noises, and guide described terminal to communicate switching from current service cell to described target neighbor cell, described switching guide message comprises: described at least one group of pseudo noise bias combination.
On the other hand, the embodiment of the invention also provides a kind of terminal, comprising:
Receiver module, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, receive the neighbor cell list information that the base station sends, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
Acquisition module, be used at least one group of pseudo noise bias combination sending by the mode of rotating in different time sections according to the base station under the neighbor cell of described neighbor cell list information search current service cell, described pseudo noise bias combination comprises: at least two pseudo noises biasings;
Sending module is used for sending Pilot Strength Measurement Message to described base station, and described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches.
On the other hand, the embodiment of the invention also provides a kind of system that communicates by letter and switch, and comprising:
Terminal, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, receive the neighbor cell list information that the base station sends, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information; According at least one group of pseudo noise bias combination that the base station under the neighbor cell of described neighbor cell list information search current service cell sends by the mode of rotating in different time sections, described pseudo noise bias combination comprises: at least two pseudo noise biasings; Send Pilot Strength Measurement Message to described base station, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches;
The base station, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, send neighbor cell list information to terminal, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information; The Pilot Strength Measurement Message that receiving terminal sends, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that described terminal searching arrives; Incidence relation information according to pseudo noise bias combination of preserving and neighbor cell is determined and the described at least one group of target neighbor cell that the pseudo noise bias combination is corresponding; Communicate switching according to described target neighbor cell, describedly communicate switching according to described target neighbor cell, specifically comprise: send to described terminal and switch guide message, described switching guide message is used to instruct described terminal to set up the service channel of setovering with described at least two pseudo noises, and guide described terminal to communicate switching from current service cell to described target neighbor cell, described switching guide message comprises: described at least one group of pseudo noise bias combination.
In embodiments of the present invention, by identifying neighbor cells with two or more pseudo noise biasings, can be under the condition of not revising existing protocol and terminal, the problem of terminal communication disruption in the handoff procedure of minizone that pseudo noise multiplexing neighbor cell identity confusion that brings of biasing and adjacent cell information curtailment cause under the solution large-scale network-estabilishing, thereby guarantee the integrity of the indoor solution of large-scale network-estabilishing, and can not increase taking of resource, can not increase the time of switching yet.
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, 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 method switched of the communication that provides of the embodiment of the invention 1;
Fig. 2 is the flow chart of the method for obtaining neighbor cell that provides of the embodiment of the invention 3;
Fig. 3 is the structure chart of the base station that provides of the embodiment of the invention 4;
Fig. 4 is the structure chart of the terminal that provides of the embodiment of the invention 5;
Fig. 5 is the structure chart of the communication handover system that provides of the embodiment of the invention 6.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.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.
The embodiment of the invention 1 provides a kind of method of communicating by letter and switching, and as shown in Figure 1, comprising:
Step 101: send neighbor cell list information to terminal, this neighbor cell list information comprises: a plurality of pseudo noise biasings;
Step 102: the Pilot Strength Measurement Message that receiving terminal sends, this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches, this pseudo noise bias combination comprises at least two pseudo noise biasings, and these at least two pseudo noise biasings send to this terminal in different time sections by the mode of rotating by the base station under the neighbor cell of current service cell;
Step 103: the incidence relation information according to pseudo noise bias combination of preserving and neighbor cell is determined and this at least one group of target neighbor cell that the pseudo noise bias combination is corresponding;
Step 104: communicate switching according to this target neighbor cell.
Further, the step of the Pilot Strength Measurement Message that receiving terminal sends comprises:
Receive a Pilot Strength Measurement Message, this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination; Or
Receive at least two Pilot Strength Measurement Message, a Pilot Strength Measurement Message in these at least two Pilot Strength Measurement Message carries a pseudo noise biasing of these at least two pseudo noise biasings, and another Pilot Strength Measurement Message in these at least two Pilot Strength Measurement Message carries another pseudo noise biasing of these at least two pseudo noise biasings.
Further, before sending neighbor cell list information, also comprise to terminal:
Preserve pseudo noise bias combination and neighbor cell incidence relation information, this pseudo noise bias combination is setovered at least two pseudo noises.
Further, communicate the step of switching, comprising according to the target neighbor cell of determining:
Send the switching guide message to this terminal, this switching guide message is used to instruct this terminal to communicate switching from current service cell to this target neighbor cell, comprising: this at least one group of pseudo noise bias combination.
Further, after sending the switching guide message, also comprise to this terminal:
After this terminal is finished the communication switching, receive the handoff completion message that this terminal sends, this handoff completion message is used for the notifying communication switching to be finished.
In embodiments of the present invention, by identifying neighbor cells with two or more PN biasings, can be under the condition of not revising existing protocol and terminal, the problem of terminal communication disruption in the handoff procedure of minizone that PN multiplexing neighbor cell identity confusion that brings of biasing and adjacent cell information curtailment cause under the solution large-scale network-estabilishing, thereby guarantee the integrity of the indoor solution of large-scale network-estabilishing, and can not increase taking of resource, can not increase the time of switching yet.
The embodiment of the invention 2 provides a kind of method of communicating by letter and switching, and comprising:
Base station under the neighbor cell Cell 1 of step 201: current service cell Cell 16 sends PN biasing PN5 and the PN10 of sign neighbor cell Cell 1.
Particularly, the base station under the Cell 1 adopts the mode of jumping PN to send PN biasing PN5 and PN10 by turns in different time sections at Serving cell Cell 16.
The incidence relation information of PN bias combination and neighbor cell is preserved in base station under step 202: the current service cell Cell 16, and to terminal transmission neighbor cell list message (Neighbour List Message, NLM), comprise in this message: 6 PN biasing, get 6 PN biasings in neighbor cell of any 2 PN biasing sign.
Particularly, the PN in the base station under the current service cell Cell 16 is biased to 6 PN biasings, is respectively PN5, PN10, PN15, PN20, PN25 and PN30, get 6 PN biasing in any 2 PN bias combination be PN5 and PN10, PN5 and PN15, PN5 and PN20, PN5 and PN25, PN5 and PN30, PN10 and PN15, PN10 and PN20, PN10 and PN25, PN10 and PN30, PN15 and PN20, PN15 and PN25, PN15 and PN30, PN20 and PN25, PN20 and PN30, PN25 and PN30, can be respectively applied for sign neighbor cell Cell 1, Cell 2, and Cell 3, Cell 4, and Cell 5, and Cell 6, Cell 7, and Cell 8, and Cell 9, Cell 10, Cell 11, and Cell 12, and Cell 13, Cell 14,15 neighbor cells such as Cell 15 grades.Simultaneously, the incidence relation information of PN bias combination and neighbor cell is preserved at self in the base station, as table 1.Simultaneously, the base station sends in the neighbor cell list message to terminal and comprises: 6 PN biasings such as PN5, PN10, PN15, PN20, PN25 and PN30.
| The PN bias combination | Neighbor cell |
| PN5 and PN10 | Cell1 |
| PN5 and PN15 | Cell2 |
| PN5 and PN20 | Cell3 |
| PN5 and PN25 | Cell4 |
| PN5 and PN30 | Cell5 |
| PN10 and PN15 | Cell6 |
| PN10 and PN20 | Cell7 |
| PN10 and PN25 | Cell8 |
| PN10 and PN30 | Cell9 |
| PN15 and PN20 | Cell10 |
| PN15 and PN25 | Cell11 |
| PN15 and PN30 | Cell12 |
| PN20 and PN25 | Cell13 |
| PN20 and PN30 | Cell14 |
| PN25 and PN30 | Cell15 |
Table 1
Step 203: terminal reception of neighboring cell list message, the PN biasing of preserving the sign neighbor cell in this message.
Step 204: terminal searching is behind effective two PN biasing PN5 and PN10, the PN that searches biasing PN5 and PN10 are carried at Pilot Strength Measurement Message, and (Pilot Stress Measurement Message sends to the base station under the current service cell Cell 16 in PSMM).
After the PN biasing that terminal searching sends to the base station under the neighbor cell Cell 1, can judge whether the PN biasing that searches is effective PN biasing according to the biasing of the PN in the neighbor cell list message of self preserving, if the PN that searches biasing is the PN biasing in the neighbor cell list message, then be judged as effective PN biasing.In the present embodiment, behind PN biasing PN5 and PN10 that terminal searching sends to the base station under the neighbor cell Cell 1, the PN5 that searches and PN10 be carried in the Pilot Strength Measurement Message send to the base station, also PN5 and PN10 can be carried at respectively in two Pilot Strength Measurement Message and send to the base station, promptly a Pilot Strength Measurement Message carries PN biasing PN5, and another Pilot Strength Measurement Message carries PN biasing PN10.
Base station under step 205: the current service cell Cell 16 receives Pilot Strength Measurement Message, determines that according to PN biasing PN5 and PN10 in the Pilot Strength Measurement Message target neighbor cell that terminal will be switched is Cell1.
Base station under step 206: the current service cell Cell 16 sends to terminal switches guide message (Handoff Direction Message, HDM), the notice terminal is switched, and comprises in this message: PN biasing PN5 and the PN10 of target neighbor cell Cell1.
Particularly, the neighbor cell list of self storing is searched according to PN bias combination PN5 and PN10 in the Pilot Strength Measurement Message that receives in the base station, this neighbor cell list comprises the incidence relation information of PN bias combination and neighbor cell, obtain the target neighbor cell Cell1 that the PN bias combination PN5 neighbor cell related with PN10 will switch as terminal, and PN bias combination PN5 and PN10 be carried to switch in the guide message send to terminal, instruct terminal to set up the service channel of setovering, promptly instruct the service channel of terminal foundation with target neighbor cell Cell1 with two PN.
Alternatively, after step 206, also comprise:
Step 207: terminal receives switches guide message, according to the bias combination PN5 of the target neighbor cell Cell1 in this message and PN10 finish communicate by letter switch after, (Handoff Complete Message, HCM), informing base station communication switching is finished to send handoff completion message to the base station.
Particularly, because target neighbor cell Cell1 forward signal is rotated between preceding two PN that oppositely set up Traffic Channel setover, keep better signal so forward direction can maintain on two Traffic Channels in the PN biasing all the time, thereby can ensure the proper communication of Traffic Channel.
In the present embodiment, terminal is to communicate switching to a target neighbor cell, and in the practical application, terminal can communicate switching to two or more target neighbor cell, concrete principle and terminal are switched similar to a target neighbor cell, repeat no more.
In the present embodiment, adopt two PN biasing sign neighbor cells, in actual applications, can adopt PN more than three or three to setover and identify neighbor cell, n PN neighbor cell number that can identify at most of setovering is
Promptly compared with prior art, the technical scheme that provides of present embodiment can be setovered with the PN of equal number and be identified more neighbor cell.
In embodiments of the present invention, by identifying neighbor cells with two or more PN biasings, can be under the condition of not revising existing protocol and terminal, the problem of terminal communication disruption in the handoff procedure of minizone that PN multiplexing neighbor cell identity confusion that brings of biasing and adjacent cell information curtailment cause under the solution large-scale network-estabilishing, thereby guarantee the integrity of the indoor solution of large-scale network-estabilishing, and can not increase taking of resource, can not increase the time of switching yet.
The embodiment of the invention 3 provides a kind of method of obtaining neighbor cell, as shown in Figure 2, comprising:
Step 301: receive the neighbor cell list information that the base station sends, this neighbor cell list information comprises: a plurality of pseudo noise biasings;
Step 302: according at least one group of pseudo noise bias combination that the base station under the neighbor cell of this neighbor cell list information search current service cell sends by the mode of rotating in different time sections, this pseudo noise bias combination comprises: at least two pseudo noise biasings;
Step 303: send Pilot Strength Measurement Message to this base station, this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches.
In embodiments of the present invention, identify neighbor cells by setovering, and the neighbor cell of search is sent to the base station, communicate switching thereby help the base station with two or more PN.
The embodiment of the invention 4 provides a kind of base station, as shown in Figure 3, comprising:
Sending module is used for sending neighbor cell list information to terminal, and this neighbor cell list information comprises: a plurality of pseudo noise biasings;
Receiver module, be used for the Pilot Strength Measurement Message that receiving terminal sends, this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that terminal searching arrives, this pseudo noise bias combination comprises at least two pseudo noise biasings, and these at least two pseudo noise biasings send to this terminal in different time sections by the mode of rotating by the base station under the neighbor cell of current service cell;
Determination module is used for determining and this at least one group of target neighbor cell that the pseudo noise bias combination is corresponding according to the incidence relation information of pseudo noise bias combination of preserving and neighbor cell;
Handover module communicates switching according to definite target neighbor cell.
Further, this base station also comprises:
Preserve module, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, this pseudo noise bias combination is setovered at least two pseudo noises.
Further, this base station also comprises:
Another sending module is used for sending the switching guide message to this terminal, and this switching guide message is used to instruct this terminal to communicate switching from current service cell to this target neighbor cell, comprising: this at least one group of pseudo noise bias combination.
Further, this base station also comprises:
The 3rd sending module is used for should at least one group of pseudo noise biasing sending to this terminal in different time sections by the mode of rotating.
In embodiments of the present invention, by identifying neighbor cells with two or more PN biasings, can be under the condition of not revising existing protocol and terminal, the problem of terminal communication disruption in the handoff procedure of minizone that PN multiplexing neighbor cell identity confusion that brings of biasing and adjacent cell information curtailment cause under the solution large-scale network-estabilishing, thereby guarantee the integrity of the indoor solution of large-scale network-estabilishing, and can not increase taking of resource, can not increase the time of switching yet.
The embodiment of the invention 5 provides a kind of terminal, as shown in Figure 4, comprising:
Receiver module is used to receive the neighbor cell list information that the base station sends, and this neighbor cell list information comprises: a plurality of pseudo noise biasings;
Acquisition module, be used at least one group of pseudo noise bias combination sending by the mode of rotating in different time sections according to the base station under the neighbor cell of this neighbor cell list information search current service cell, described pseudo noise bias combination comprises: at least two pseudo noises biasings;
Sending module is used for sending Pilot Strength Measurement Message to this base station, and this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches.
In embodiments of the present invention, identify neighbor cells by setovering, and the neighbor cell of search is sent to the base station, communicate switching thereby help the base station with two or more PN.
The embodiment of the invention 6 provides a kind of system that communicates by letter and switch, and as shown in Figure 5, comprising:
Terminal is used to receive the neighbor cell list information that the base station sends, and this neighbor cell list information comprises: a plurality of pseudo noise biasings; According to the base station under the neighbor cell of this neighbor cell list information search current service cell, at least one group of pseudo noise bias combination that different time sections sends by the mode of rotating, this pseudo noise bias combination comprises: at least two pseudo noise biasings; Send Pilot Strength Measurement Message to this base station, this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches;
The base station is used for sending neighbor cell list information to terminal, and this neighbor cell list information comprises: a plurality of pseudo noise biasings; The Pilot Strength Measurement Message that receiving terminal sends, this Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that terminal searching arrives; Incidence relation information according to pseudo noise bias combination of preserving and neighbor cell is determined and this at least one group of target neighbor cell that the pseudo noise bias combination is corresponding; Communicate switching according to this target neighbor cell.
In embodiments of the present invention, by identifying neighbor cells with two or more PN biasings, can be under the condition of not revising existing protocol and terminal, the problem of terminal communication disruption in the handoff procedure of minizone that PN multiplexing neighbor cell identity confusion that brings of biasing and adjacent cell information curtailment cause under the solution large-scale network-estabilishing, thereby guarantee the integrity of the indoor solution of large-scale network-estabilishing, and can not increase taking of resource, can not increase the time of switching yet.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in the computer read/write memory medium, and described storage medium is floppy disk, hard disk or the CD etc. of computer.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the method for communicating by letter and switching is characterized in that, comprising:
Preserve pseudo noise bias combination and neighbor cell incidence relation information;
Send neighbor cell list information to terminal, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
The Pilot Strength Measurement Message that receiving terminal sends, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that described terminal searching arrives, described pseudo noise bias combination comprises: at least two pseudo noise biasings, and described at least two pseudo noises biasing sends to described terminal in different time sections by the mode of rotating by the base station under the neighbor cell of current service cell;
Incidence relation information according to pseudo noise bias combination of preserving and neighbor cell is determined and the described at least one group of target neighbor cell that the pseudo noise bias combination is corresponding;
Communicate switching according to described target neighbor cell;
Describedly communicate switching, specifically comprise according to described target neighbor cell:
Send the switching guide message to described terminal, described switching guide message is used to instruct described terminal to set up the service channel of setovering with described at least two pseudo noises, and guide described terminal to communicate switching from current service cell to described target neighbor cell, described switching guide message comprises: described at least one group of pseudo noise bias combination.
2. the method that communication as claimed in claim 1 is switched is characterized in that, the Pilot Strength Measurement Message that described receiving terminal sends comprises:
Receive a Pilot Strength Measurement Message, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination; Or
Receive at least two Pilot Strength Measurement Message, a Pilot Strength Measurement Message in described at least two Pilot Strength Measurement Message carries a pseudo noise biasing of described at least two pseudo noises biasing, and another Pilot Strength Measurement Message in described at least two Pilot Strength Measurement Message carries another pseudo noise biasing of described at least two pseudo noises biasing.
3. as any method that described communication is switched of claim 1-2, described after described terminal sends the switching guide message, also comprise:
After described terminal is finished the communication switching, receive the handoff completion message that described terminal sends, described handoff completion message is used for the notifying communication switching to be finished.
4. a method of obtaining neighbor cell is characterized in that, comprising:
Preserve pseudo noise bias combination and neighbor cell incidence relation information;
Receive the neighbor cell list information that the base station sends, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
According at least one group of pseudo noise bias combination that the base station under the neighbor cell of described neighbor cell list information search current service cell sends by the mode of rotating in different time sections, described pseudo noise bias combination comprises: at least two pseudo noise biasings;
Send Pilot Strength Measurement Message to described base station, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches.
5. a base station is characterized in that, comprising:
Preserve module, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information;
Sending module is used for sending neighbor cell list information to terminal, and described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
Receiver module, be used for the Pilot Strength Measurement Message that receiving terminal sends, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that terminal searching arrives, described pseudo noise bias combination comprises: at least two pseudo noise biasings, and described at least two pseudo noises biasing sends to described terminal in different time sections by the mode of rotating by the base station under the neighbor cell of current service cell;
Determination module is used for determining and the described at least one group of target neighbor cell that the pseudo noise bias combination is corresponding according to the incidence relation information of pseudo noise bias combination of preserving and neighbor cell;
Handover module communicates switching according to described target neighbor cell;
Described handover module specifically is used for sending the switching guide message to described terminal, described switching guide message is used to instruct described terminal to set up the service channel of setovering with described at least two pseudo noises, and guide described terminal to communicate switching from current service cell to described target neighbor cell, described switching guide message comprises: described at least one group of pseudo noise bias combination.
6. base station as claimed in claim 5 is characterized in that, also comprises:
Another sending module is used for sending the switching guide message to described terminal, and described switching guide message is used to instruct described terminal to communicate switching from current service cell to described target neighbor cell, comprising: described at least one group of pseudo noise bias combination.
7. as any described base station of claim 6, it is characterized in that, also comprise:
The 3rd sending module is used for by the mode of rotating described at least one group of pseudo noise biasing being sent to described terminal in different time sections.
8. a terminal is characterized in that, comprising:
Receiver module, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, receive the neighbor cell list information that the base station sends, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information;
Acquisition module, be used at least one group of pseudo noise bias combination sending by the mode of rotating in different time sections according to the base station under the neighbor cell of described neighbor cell list information search current service cell, described pseudo noise bias combination comprises: at least two pseudo noises biasings;
Sending module is used for sending Pilot Strength Measurement Message to described base station, and described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches.
9. a system that communicates by letter and switch is characterized in that, comprising:
Terminal, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, receive the neighbor cell list information that the base station sends, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information; According at least one group of pseudo noise bias combination that the base station under the neighbor cell of described neighbor cell list information search current service cell sends by the mode of rotating in different time sections, described pseudo noise bias combination comprises: at least two pseudo noise biasings; Send Pilot Strength Measurement Message to described base station, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches;
The base station, be used to preserve pseudo noise bias combination and neighbor cell incidence relation information, send neighbor cell list information to terminal, described neighbor cell list information comprises: a plurality of pseudo noise biasings, any two or neighbor cell of any a plurality of pseudo noise biasing signs in the described neighbor cell list information; The Pilot Strength Measurement Message that receiving terminal sends, described Pilot Strength Measurement Message comprises: at least one group of pseudo noise bias combination that searches; Incidence relation information according to pseudo noise bias combination of preserving and neighbor cell is determined and the described at least one group of target neighbor cell that the pseudo noise bias combination is corresponding; Communicate switching according to described target neighbor cell, describedly communicate switching according to described target neighbor cell, specifically comprise: send to described terminal and switch guide message, described switching guide message is used to instruct described terminal to set up the service channel of setovering with described at least two pseudo noises, and guide described terminal to communicate switching from current service cell to described target neighbor cell, described switching guide message comprises: described at least one group of pseudo noise bias combination.
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| CN2009100036587A CN101466131B (en) | 2009-01-14 | 2009-01-14 | Method for communication switch, method, base station, terminal and system for obtaining neighboring district |
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| CN2009100036587A CN101466131B (en) | 2009-01-14 | 2009-01-14 | Method for communication switch, method, base station, terminal and system for obtaining neighboring district |
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| CN101466131A CN101466131A (en) | 2009-06-24 |
| CN101466131B true CN101466131B (en) | 2011-10-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1273754A (en) * | 1998-07-07 | 2000-11-15 | 三星电子株式会社 | Method for searching cells in mobile communication system |
| CN1304594A (en) * | 1999-05-31 | 2001-07-18 | 三星电子株式会社 | Apparatus and method for implementing handoff in mobile communication system with short sync. channel |
| CN1357208A (en) * | 1999-04-16 | 2002-07-03 | 北方电讯网络有限公司 | Method and apparatus for performing soft handoff between cells of large differing radii |
| CN1556601A (en) * | 2004-01-08 | 2004-12-22 | 中兴通讯股份有限公司 | PN programming method used for CDMA honeycomb system |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1273754A (en) * | 1998-07-07 | 2000-11-15 | 三星电子株式会社 | Method for searching cells in mobile communication system |
| CN1357208A (en) * | 1999-04-16 | 2002-07-03 | 北方电讯网络有限公司 | Method and apparatus for performing soft handoff between cells of large differing radii |
| CN1304594A (en) * | 1999-05-31 | 2001-07-18 | 三星电子株式会社 | Apparatus and method for implementing handoff in mobile communication system with short sync. channel |
| CN1556601A (en) * | 2004-01-08 | 2004-12-22 | 中兴通讯股份有限公司 | PN programming method used for CDMA honeycomb system |
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| CN101466131A (en) | 2009-06-24 |
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