CN102595474A - Method for establishing communication connection and user equipment - Google Patents
Method for establishing communication connection and user equipment Download PDFInfo
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- CN102595474A CN102595474A CN2012100783568A CN201210078356A CN102595474A CN 102595474 A CN102595474 A CN 102595474A CN 2012100783568 A CN2012100783568 A CN 2012100783568A CN 201210078356 A CN201210078356 A CN 201210078356A CN 102595474 A CN102595474 A CN 102595474A
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Abstract
The invention discloses a method for establishing communication connection and user equipment. The method comprises the following steps that: the signal intensity of adjacent communities which are contained in a list of adjacent communities issued by a network side is measured; when the signal intensity of all adjacent communities contained in the list of the adjacent communities is measured to be lower than a first preset threshold value, adjacent communities with the signal intensity being higher than a second preset threshold value are searched among the adjacent communities other than the adjacent communities contained in the list of the adjacent communities; and communication connection with the searched adjacent communities with the signal intensity being higher than the second preset threshold value is established. According to an adjacent community measuring method and the user equipment, the adjacent communities which the signal intensity being higher than the second preset threshold value are searched in the adjacent communities other than those in the list of the adjacent communities and the communication connection with the searched adjacent communities with the signal intensity being higher than the second preset threshold value is established, so that the problems of offline, cut-off and the like are reduced, and the continuity of wireless business is enhanced.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of method that establishes a communications link and subscriber equipment.
Background technology
In the communication system, usually wireless coverage area is divided into a plurality of sub-districts, the sub-district is the Minimum Area unit that the user carries out wireless access.For realizing business such as sub-district switching, district reselecting, need UE (User Equipment, subscriber equipment) that adjacent sub-district is measured.
Prior art UE is when carrying out adjacent cell measurement; UE receives the adjacent cell list that network side issues; When communication condition can not be satisfied in the sub-district at UE place; UE carries out signal strength measurement one by one to the adjacent sub-district that this adjacent cell list comprises, the adjacent sub-district that communication condition is satisfied in search, and UE switching or gravity treatment are to the adjacent sub-district that meets communication condition.
In realizing process of the present invention; The inventor finds; Prior art only detects the adjacent cell signal quality in the adjacent cell list that network side issues, and when the signal quality of the adjacent sub-district in the said adjacent cell list all can not satisfy communication condition, can influence the continuity of wireless traffic.
Summary of the invention
The embodiment of the invention provides a kind of method that establishes a communications link and subscriber equipment, the timely good adjacent sub-district of supplementary signal, thus strengthen the continuity of wireless traffic.
The embodiment of the invention adopts following technical scheme:
A kind of method that establishes a communications link comprises:
Signal strength measurement is carried out in the adjacent sub-district that the adjacent cell list that network side is issued comprises;
When the signal strength signal intensity that measures whole adjacent sub-districts that said adjacent cell list comprises all was lower than first predetermined threshold value, search signal intensity was higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that said adjacent cell list comprises;
The adjacent sub-district that is higher than second predetermined threshold value with the said signal strength signal intensity that searches establishes a communications link.
A kind of subscriber equipment comprises:
Measurement module is used for signal strength measurement is carried out in the adjacent sub-district that the adjacent cell list that network side issues comprises;
Search module; Be used for when the signal strength signal intensity that measures whole adjacent sub-districts that said adjacent cell list comprises all is lower than first predetermined threshold value, search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that said adjacent cell list comprises;
Link block, the adjacent sub-district that is used for being higher than with the said signal strength signal intensity that searches second predetermined threshold value establishes a communications link.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is:
When the signal strength signal intensity of whole adjacent sub-districts that the adjacent cell list that issues when network side comprises all is lower than first predetermined threshold value; Automatically search signal intensity is higher than the target adjacent section of second predetermined threshold value in the adjacent sub-district beyond the adjacent cell list; And establish a communications link with the target adjacent section that searches; Thereby in the time of all can not satisfying communication condition at the signal quality of the adjacent sub-district in the adjacent cell list that network side issues; In time the good adjacent sub-district of supplementary signal is reduced and is fallen problems such as net, call drop, strengthens the continuity of wireless traffic.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the 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 that establishes a communications link that provides of the embodiment of the invention 1;
Fig. 2 is the flow chart of the method that establishes a communications link that provides of the embodiment of the invention 2;
Fig. 3 is the flow chart of the method that establishes a communications link that provides of the embodiment of the invention 4;
Fig. 4 is the structural representation of the subscriber equipment that provides of the embodiment of the invention 4;
Fig. 5 is the structural representation of the subscriber equipment that provides of another embodiment of subscriber equipment that the embodiment of the invention 4 provides.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Embodiment 1
As shown in Figure 1, present embodiment provides a kind of method that establishes a communications link, and this method can be realized by UE, comprise:
101, signal strength measurement is carried out in the adjacent sub-district that the adjacent cell list that network side is issued comprises;
In the present embodiment, when the signal strength signal intensity of the sub-district that UE belongs to can not meet the demands, signal strength measurement was carried out in the adjacent sub-district that the adjacent cell list that UE issues network side comprises.
102, when the signal strength signal intensity that measures whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value, search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises;
In concrete embodiment, first predetermined threshold value and second predetermined threshold value can be adjusted according to concrete scene.For example, when UE was in connection status, first predetermined threshold value can be threshold value X1, and second predetermined threshold value can be threshold value X2; When UE was in idle condition, first predetermined threshold value can be threshold value Y1, and second predetermined threshold value can be threshold value Y2.Wherein, threshold value X1＜threshold value X2, threshold value Y1＜threshold value Y2, threshold value X1＞threshold value Y1.
103, the adjacent sub-district that is higher than second predetermined threshold value with the signal strength signal intensity that searches establishes a communications link.
The method that present embodiment provides; When the signal strength signal intensity of whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value; Search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the automatic adjacent sub-district beyond adjacent cell list carries out; And establish a communications link with adjacent sub-district that the signal strength signal intensity that searches is higher than second predetermined threshold value, thereby can all can not satisfy communication condition at the signal quality of the adjacent sub-district in the adjacent cell list that network side issues the time, the timely good adjacent sub-district of supplementary signal; Reduce and fall problems such as net, call drop, strengthen the continuity of wireless traffic.
When following embodiment 2, embodiment 3 will introduce UE in detail and be in connection status and the implementation procedure of the method that establishes a communications link when being in idle condition of UE.
Embodiment 2
Present embodiment is introduced the method that establishes a communications link when UE is in connection status (being in talking state like UE) in detail, and present embodiment can be realized by UE, and is as shown in Figure 2, comprising:
When 201, the current area signal strength signal intensity was lower than the 3rd predetermined threshold value, signal strength measurement was carried out in the adjacent sub-district that the adjacent cell list that network side is issued comprises;
Wherein, current area is the sub-district at the current place of UE, and the 3rd predetermined threshold value can be through preestablishing, as to set the 3rd predetermined threshold value be X3.
202, when the signal strength signal intensity that measures whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value, search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises;
Particularly; Signal strength signal intensity when whole adjacent sub-districts that adjacent cell list comprises all is lower than the first predetermined threshold value X1; And the duration surpasses preset time T 1, and then search signal intensity is higher than the adjacent sub-district of the second predetermined threshold value X2 in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises.
Further; When search signal intensity is higher than the adjacent sub-district of the second predetermined threshold value X2; Preferentially GSM (Global System of Mobile communication, global system for mobile communications) is measured all adjacent sub-districts down, if under GSM, do not search the adjacent sub-district that signal strength signal intensity is higher than the second predetermined threshold value X2; Again to TD-SCDMA (Time Division-Synchronous Code Division Multiple Access; TD SDMA) all adjacent sub-districts are measured under the system, if under the TD-SCDMA system, do not search the adjacent sub-district that signal strength signal intensity is higher than the second predetermined threshold value X2 yet, through after the preset time T 2; Again successively under GSM, search signal intensity is higher than the adjacent sub-district of the second predetermined threshold value X2 under the TD-SCDMA system; Behind repeat search N1 time, do not search the adjacent sub-district that signal strength signal intensity is higher than the second predetermined threshold value X2 yet, then stop search.Wherein, the first predetermined threshold value X1, the second predetermined threshold value X2, preset time T 1, preset time T 2 and searching times N1 can be through preestablishing threshold value X2＞threshold value X1.
203, search after signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value, switch to the adjacent sub-district that signal strength signal intensity is higher than second predetermined threshold value from current area;
Wherein, switch to the adjacent sub-district that signal strength signal intensity is higher than the second predetermined threshold value X2 from current area and be specially, initiate handoff request to network side, network side switches to the adjacent sub-district that this signal strength signal intensity is higher than the second predetermined threshold value X2 with UE after receiving handoff request.
Alternatively, in concrete the application, this method can also comprise 204;
204, storage signal intensity is higher than the adjacent sub-district of second predetermined threshold value, and signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and signal strength measurement is together carried out in adjacent sub-district that adjacent cell list comprises.
Particularly; Can signal strength signal intensity be higher than the adjacent sub-district of the second predetermined threshold value X2 and adjacent sub-district that adjacent cell list comprises as additional adjacent cell list; And storage should replenish adjacent cell list; When starting the neighboring area signal ionization meter once more, signal strength measurement is carried out in the adjacent sub-district that this additional adjacent cell list comprised.
Further, should replenish adjacent sub-district when more showing in storage, can store in the memory (like the SIM of mobile phone) of UE replenishing adjacent cell list, UE reads this additional adjacent cell list when start, and UE is the up-to-date additional adjacent cell list of storage when shutdown.Thereby can guarantee that UE after restarting perhaps factory reset, still can keep and replenish the adjacent cell list record, can improve search and efficiency of measurement that UE searches for adjacent sub-district.
Need to prove that present embodiment also can the signal strength signal intensity that searches in 203 be higher than after the adjacent sub-district of second predetermined threshold value, switch to the adjacent sub-district that signal strength signal intensity is higher than second predetermined threshold value from current area before, carry out above-mentioned 204.
In the present embodiment, alternatively, threshold value X3＞threshold value X2＞threshold value X1.
The method that present embodiment provides; When the signal strength signal intensity of whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value; UE automatically in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises search signal intensity be higher than the adjacent sub-district of second predetermined threshold value; And, switch to the adjacent sub-district that signal strength signal intensity is higher than second predetermined threshold value from current area, thereby strengthen the continuity of wireless traffic searching after signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value.In addition, the signal strength signal intensity beyond the adjacent sub-district that present embodiment storage adjacent cell list comprises is higher than the adjacent sub-district of second predetermined threshold value, can reduce the number of times that search signal intensity is higher than the adjacent sub-district of second predetermined threshold value, thereby improves efficiency of measurement.
Embodiment 3
The method that establishes a communications link when UE is in idle condition (being in holding state like UE) is introduced in this enforcement in detail, and present embodiment can be realized that as shown in Figure 3, the idiographic flow of present embodiment comprises by UE:
When 301, the current area signal strength signal intensity was lower than the 3rd predetermined threshold value, signal strength measurement was carried out in the adjacent sub-district that the adjacent cell list that network side is issued comprises;
In the present embodiment; The signal strength signal intensity of each adjacent sub-district that can comprise according to adjacent cell list; Confirm first measuring frequency of each adjacent sub-district that adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that said adjacent cell list comprises according to first measuring frequency.
Wherein, current area is the sub-district at the current place of UE, and the 3rd predetermined threshold value can be through preestablishing, as to set the 3rd predetermined threshold value be Y3.When signal strength measurement was carried out in the adjacent sub-district that the adjacent cell list that network side is issued comprises, the signal strength signal intensity of each adjacent sub-district that can comprise according to adjacent cell list was confirmed the signal strength measurement frequency of each adjacent sub-district that adjacent cell list comprises.
Particularly, table 1 is the definition of the signal strength measurement frequency of an adjacent sub-district, and in the table 1, the unit of signal strength signal intensity is dBm (dBm).
Table 1
| Signal strength signal intensity (dBm) | ＞-65 | [-65，-80) | [-80，-90) | ?[-90，-100) | ≤-100 |
| Measuring frequency | 2 | 1 | 0.5 | 0.25 | 0.125 |
According to the definition of table 1, signal strength signal intensity is 2 greater than the adjacent cell measurement frequency of-65dBm, is illustrated in the signal strength measurement of follow-up adjacent sub-district, and signal strength signal intensity is 2 times of normal signal ionization meter frequency greater than the adjacent cell signal strength measuring frequency of-65dBm; In like manner, can confirm that according to the definition of table 1 signal strength signal intensity is positioned at the signal strength measurement frequency of other interval adjacent sub-districts, repeats no more.
When the dtr signal environment,, be 1 adjacent sub-district if there is not measuring frequency for the measuring frequency that prevents all adjacent sub-districts is all low excessively; Then the postorder measuring frequency multiply by 2 successively, that is, signal strength signal intensity is positioned at [80;-90) measuring frequency of interval adjacent sub-district changes to 1 by 0.5; Signal strength signal intensity be positioned at [90 ,-100) measuring frequency of interval adjacent sub-district changes to 0.5 by 0.25, signal strength signal intensity changes to 0.25 smaller or equal to the measuring frequency of the adjacent sub-district of-100dBm by 0.125.
302, when the signal strength signal intensity that measures whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value, search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises;
Particularly; Signal strength signal intensity when whole adjacent sub-districts that adjacent cell list comprises all is lower than the first predetermined threshold value Y1; And the duration surpasses preset time T 3, and then search signal intensity is higher than the adjacent sub-district of the second predetermined threshold value Y2 in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises.
Further; When search signal intensity is higher than the adjacent sub-district of the second predetermined threshold value Y2; Can preferentially measure,, again all adjacent sub-districts under the GSM measured if under the TD-SCDMA system, do not search the adjacent sub-district that signal strength signal intensity is higher than the second predetermined threshold value Y2 to all adjacent sub-districts under the TD-SCDMA system; If under GSM, do not search the adjacent sub-district that signal strength signal intensity is higher than threshold value Y2 yet; Through after the preset time T 4, be higher than the adjacent sub-district of the second predetermined threshold value Y2 in search signal intensity under the TD-SCDMA system, under GSM successively again, behind repeat search N2 time; Do not search signal strength signal intensity yet and be higher than the adjacent sub-district of the second predetermined threshold value Y2, then stop search.Wherein, the first predetermined threshold value Y1, the second predetermined threshold value Y2, preset time T 3, preset time T 4, searching times N2 can be through preestablishing threshold value Y2＞threshold value Y1.
303, search after signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value, be higher than the adjacent sub-district of second predetermined threshold value from the current area gravity treatment to signal strength signal intensity;
Wherein, The adjacent sub-district that is higher than the second predetermined threshold value Y2 from the current area gravity treatment to signal strength signal intensity can be specially; Initiate to be higher than the down-going synchronous of the adjacent sub-district of the second predetermined threshold value Y2 with signal strength signal intensity to network side; Read P-CCPCH (Primary Common Control Physical Channel, the Primary Common Control Physical Channel) information that this signal strength signal intensity is higher than the adjacent sub-district of the second predetermined threshold value Y2, and be higher than in this signal strength signal intensity on the adjacent sub-district of the second predetermined threshold value Y2 and register; After registration was accomplished, UE successfully reselected to the adjacent sub-district that this signal strength signal intensity is higher than the second predetermined threshold value Y2.
Alternatively, in concrete the application, this method can also comprise 304,305;
304, storage signal intensity is higher than the adjacent sub-district of second predetermined threshold value, and signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and adjacent sub-district that adjacent cell list comprises as additional adjacent cell list;
305, according to the signal strength signal intensity of replenishing each adjacent sub-district that adjacent cell list comprises; Confirm second measuring frequency of each adjacent sub-district that additional adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that additional adjacent cell list comprises according to second measuring frequency.Specifically can confirm second measuring frequency with reference to the associated description in the step 301.
Particularly, can store additional adjacent cell list, when starting the neighboring area signal ionization meter once more, signal strength measurement carried out in the adjacent sub-district that this additional adjacent cell list comprises.
According to the signal strength signal intensity of replenishing each adjacent sub-district that adjacent cell list comprises, the method for measuring frequency of confirming to replenish each adjacent sub-district that adjacent cell list comprises is identical with above-mentioned 301 principles, sees also.
Need to prove that present embodiment also can the signal strength signal intensity that searches in 303 be higher than after the adjacent sub-district of second predetermined threshold value, is higher than from the current area gravity treatment to signal strength signal intensity before the adjacent sub-district of second predetermined threshold value, carries out above-mentioned 304,305.
In the present embodiment, threshold value Y3＞threshold value Y2＞threshold value Y1.
The method that present embodiment provides; When the signal strength signal intensity of whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value; UE automatically in the adjacent sub-district beyond the adjacent sub-district that adjacent cell list comprises search signal intensity be higher than the adjacent sub-district of second predetermined threshold value; And, be higher than the adjacent sub-district of second predetermined threshold value from the current area gravity treatment to signal strength signal intensity, thereby strengthen the continuity of wireless traffic searching after signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value.In addition; Present embodiment can change the measuring frequency of adjacent sub-district according to the signal strength signal intensity of adjacent sub-district; Measure power consumption thereby reduce; Can also store signal strength signal intensity beyond the adjacent sub-district that adjacent cell list comprises and be higher than the adjacent sub-district of second predetermined threshold value, can reduce the number of times that search signal intensity is higher than the adjacent sub-district of second predetermined threshold value, thereby improve efficiency of measurement.
Embodiment 4
Present embodiment provides a kind of subscriber equipment, and is as shown in Figure 4, and this subscriber equipment comprises: measurement module 41, search module 42, link block 43, wherein,
Alternatively, as shown in Figure 5, link block 43 can comprise: switch unit 431, be used for when connection status, and switch to the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value from current area; Gravity treatment unit 432 is used for when idle condition, is higher than the adjacent sub-district of second predetermined threshold value from the current area gravity treatment to said signal strength signal intensity.
Alternatively; As shown in Figure 5; Measurement module 41 specifically is used for when connection status, the signal strength signal intensity of each the adjacent sub-district that comprises according to said adjacent cell list; Confirm first measuring frequency of each adjacent sub-district that said adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that adjacent cell list comprises according to first measuring frequency;
Further; Measurement module 41; Also be used for when connection status, store the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value, and said signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and signal strength measurement is together carried out in adjacent sub-district that adjacent cell list comprises;
Further; Measurement module 41; Also be used for when idle condition, store the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value, and said signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and adjacent sub-district that adjacent cell list comprises as additional adjacent cell list; The signal strength signal intensity of each the adjacent sub-district that comprises according to the additional adjacent cell list of cell stores; Confirm second measuring frequency of each adjacent sub-district that additional adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that additional adjacent cell list comprises according to second measuring frequency.
Need to prove: the method that establishes a communications link that the subscriber equipment that present embodiment provides and the foregoing description provide belongs to same design, and its concrete implementation procedure sees method embodiment for details, repeats no more here.In addition; The subscriber equipment that present embodiment provides, when statement, only the division with above-mentioned each functional module is illustrated; In the practical application; Can as required above-mentioned functions be distributed by the different functional completion, the internal structure that is about to equipment is divided into different functional, to accomplish above-mentioned all or part of function.
The subscriber equipment that present embodiment provides; When the signal strength signal intensity of whole adjacent sub-districts that adjacent cell list comprises all is lower than first predetermined threshold value; Search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the automatic adjacent sub-district beyond adjacent cell list carries out; And establish a communications link with adjacent sub-district that the signal strength signal intensity that searches is higher than second predetermined threshold value, fall problems such as net, call drop thereby reduce, strengthen the continuity of wireless traffic.In addition, present embodiment can change the measuring frequency of adjacent sub-district according to the signal strength signal intensity of adjacent sub-district, measures power consumption thereby reduce; Can also store signal strength signal intensity beyond the adjacent sub-district that adjacent cell list comprises and be higher than the adjacent sub-district of second predetermined threshold value, can reduce the number of times that search signal intensity is higher than the adjacent sub-district of second predetermined threshold value, thereby improve efficiency of measurement.
Need to prove; The method for measuring adjacent cell that the embodiment of the invention provides and the same principle of subscriber equipment can be applied to GSM, TD-SCDMA communication system; Can also be applied to the communication system beyond GSM, the TD-SCDMA; Like the WCDMA communication system, can change parameters such as corresponding predetermined threshold value as required and get final product, repeat no more here.
The all or part of step that one of ordinary skill in the art will appreciate that realization the foregoing description can be accomplished through hardware; Also can instruct relevant hardware to accomplish through program; Described program can be stored in a kind of computer-readable recording medium; The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
More than be merely preferred embodiment of the present invention, or not all within spirit of the present invention and principle in order to restriction the present invention, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method that establishes a communications link is characterized in that, comprising:
Signal strength measurement is carried out in the adjacent sub-district that the adjacent cell list that network side is issued comprises;
When the signal strength signal intensity that measures whole adjacent sub-districts that said adjacent cell list comprises all was lower than first predetermined threshold value, search signal intensity was higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that said adjacent cell list comprises;
The adjacent sub-district that is higher than second predetermined threshold value with the said signal strength signal intensity that searches establishes a communications link.
2. method according to claim 1 is characterized in that, the said adjacent sub-district that is higher than second predetermined threshold value with said signal strength signal intensity that search establishes a communications link and comprises:
When connection status, switch to the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value from current area;
When idle condition, be higher than the adjacent sub-district of second predetermined threshold value from the current area gravity treatment to said signal strength signal intensity.
3. method according to claim 1 is characterized in that, the adjacent sub-district that the said adjacent cell list that network side is issued comprises is carried out signal strength measurement and comprised:
When idle condition; The signal strength signal intensity of each the adjacent sub-district that comprises according to said adjacent cell list; Confirm first measuring frequency of each adjacent sub-district that said adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that said adjacent cell list comprises according to said first measuring frequency.
4. method according to claim 1 is characterized in that, also comprises:
When connection status, store the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value, and said signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and signal strength measurement is together carried out in adjacent sub-district that said adjacent cell list comprises.
5. method according to claim 1 is characterized in that, also comprises:
When idle condition, store the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value, and said signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and adjacent sub-district that said adjacent cell list comprises as additional adjacent cell list;
The signal strength signal intensity of each the adjacent sub-district that comprises according to said additional adjacent cell list; Confirm second measuring frequency of each adjacent sub-district that said additional adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that said additional adjacent cell list comprises according to said second measuring frequency.
6. a subscriber equipment is characterized in that, comprising:
Measurement module is used for signal strength measurement is carried out in the adjacent sub-district that the adjacent cell list that network side issues comprises;
Search module; Be used for when the signal strength signal intensity that measures whole adjacent sub-districts that said adjacent cell list comprises all is lower than first predetermined threshold value, search signal intensity is higher than the adjacent sub-district of second predetermined threshold value in the adjacent sub-district beyond the adjacent sub-district that said adjacent cell list comprises;
Link block, the adjacent sub-district that is used for being higher than with the said signal strength signal intensity that searches second predetermined threshold value establishes a communications link.
7. subscriber equipment according to claim 6 is characterized in that, said link block comprises:
Switch unit is used for when connection status, switches to the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value from current area;
The gravity treatment unit is used for when idle condition, is higher than the adjacent sub-district of second predetermined threshold value from the current area gravity treatment to said signal strength signal intensity.
8. subscriber equipment according to claim 6; It is characterized in that; Said measurement module specifically is used for when idle condition, the signal strength signal intensity of each the adjacent sub-district that comprises according to said adjacent cell list; Confirm first measuring frequency of each adjacent sub-district that said adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that said adjacent cell list comprises according to said first measuring frequency.
9. subscriber equipment according to claim 6; It is characterized in that; Said measurement module; Also be used for when connection status, store the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value, and said signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and signal strength measurement is together carried out in adjacent sub-district that said adjacent cell list comprises.
10. subscriber equipment according to claim 6; It is characterized in that; Said measurement module; Also be used for when idle condition, store the adjacent sub-district that said signal strength signal intensity is higher than second predetermined threshold value, and said signal strength signal intensity is higher than the adjacent sub-district of second predetermined threshold value and adjacent sub-district that said adjacent cell list comprises as additional adjacent cell list; The signal strength signal intensity of each the adjacent sub-district that comprises according to said additional adjacent cell list; Confirm second measuring frequency of each adjacent sub-district that said additional adjacent cell list comprises, signal strength measurement is carried out in each adjacent sub-district that said additional adjacent cell list comprises according to said second measuring frequency.
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| CN105101313A (en) * | 2014-05-22 | 2015-11-25 | 中兴通讯股份有限公司 | Terminal cell reselection method and terminal cell reselection device |
| CN105208613A (en) * | 2015-09-28 | 2015-12-30 | 小米科技有限责任公司 | Cell reselection method and device |
| CN105792329A (en) * | 2016-03-01 | 2016-07-20 | 深圳市金立通信设备有限公司 | Wireless access control method and access device |
| CN106358251A (en) * | 2016-08-27 | 2017-01-25 | 华为技术有限公司 | Network switch method and terminal equipment |
| CN106658618A (en) * | 2017-03-10 | 2017-05-10 | 北京北方烽火科技有限公司 | Method and device for switching service cell |
| CN114172612A (en) * | 2021-10-11 | 2022-03-11 | 哲库科技(北京)有限公司 | Cell search method, cell search device, electronic equipment and computer-readable storage medium |
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| CN106358251A (en) * | 2016-08-27 | 2017-01-25 | 华为技术有限公司 | Network switch method and terminal equipment |
| CN106358251B (en) * | 2016-08-27 | 2020-02-21 | 华为技术有限公司 | Network switching method and terminal equipment |
| CN106658618A (en) * | 2017-03-10 | 2017-05-10 | 北京北方烽火科技有限公司 | Method and device for switching service cell |
| CN114172612A (en) * | 2021-10-11 | 2022-03-11 | 哲库科技(北京)有限公司 | Cell search method, cell search device, electronic equipment and computer-readable storage medium |
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