CN101778447B - Method and device for controlling access of access terminal - Google Patents
Method and device for controlling access of access terminal Download PDFInfo
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- CN101778447B CN101778447B CN2010101022531A CN201010102253A CN101778447B CN 101778447 B CN101778447 B CN 101778447B CN 2010101022531 A CN2010101022531 A CN 2010101022531A CN 201010102253 A CN201010102253 A CN 201010102253A CN 101778447 B CN101778447 B CN 101778447B
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- carrier frequency
- forward direction
- access
- excess load
- load carrier
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Abstract
The invention discloses a method and a device for controlling access of an access terminal, which relate to the field of wireless communication and solve the problem of unnecessary switching of the access terminal in the prior art because the forward load needing to access the carrier frequency is higher to make the access terminal not allowed to enter. The method comprises the following steps of: receiving pilot strength measurement message from the access terminal; comparing to obtain the strongest pilot frequency according to the pilot strength measurement message; indicating the access terminal to access the carrier frequency to which the strongest pilot frequency corresponds; and prohibiting transmitting data on the forward link of the forward overload carrier frequency when the forward overload carrier frequency exists in the accessed carrier frequency. The method and the device are mainly applied in the field of wireless communication.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to a kind of admittance control method that accesses terminal and device.
Background technology
Access terminal and Access Network between data transmit through carrier wave.This accesses terminal when a certain carrier frequency of access carries out transfer of data, generally can from the Active Set of pilot tone, be chosen under the corresponding carrier frequency of the strongest pilot tone of pilot frequency intensity and insert, and Access Network can carry out access control to it according to the existing load of carrier frequency.
The inventor finds in the prior art to attempt when accessing terminal the existing load of forward link of access carrier when higher, accesses terminal owing to can not usually be caused unnecessary switching by access.As: when in EV-DO Rev.B system, carrying out call setup, current the residing on the carrier frequency f1 that access terminal, detect the PN2 of Pilot PN 1 and base station B of base station A when accessing terminal after, report the intensity of Pilot PN 1 and Pilot PN 2 through routing update message.Access Network can indicate all carrier frequency that access terminal in the pilot group under Pilot PN 1, the PN2 all to add in the Active Set then; If this moment is the carrier frequency f1 forward direction load height of Pilot PN 1 respective base station A the most by force; This carrier frequency f1 can not set up success so; This moment pilot tone Active Set be (PN1/f2, PN2/f1f2).Access terminal so and can only on the carrier frequency f1 of Pilot PN 2 respective base station B, set up branch; When the carrier frequency f1 of base station A forward direction load restoration just often; Because this moment is pilot tone or PN1 the most by force; This carrier frequency f1 that will switch back base station A that accesses terminal inserts so, thereby has caused unnecessary switching.
Summary of the invention
Embodiments of the invention provide a kind of admittance control method that accesses terminal and device, have avoided making owing to the forward direction load that needs access carrier is higher the unnecessary switching that access not causes that accesses terminal.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of admittance control method that accesses terminal comprises:
From the reception Pilot Strength Measurement Message that accesses terminal;
Relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message;
Indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone;
When in the carrier frequency of said access, having forward direction excess load carrier frequency, forbid on the forward link of said forward direction excess load carrier frequency, sending data.
A kind of access permission control device that accesses terminal comprises:
Receiving element is used for from the reception Pilot Strength Measurement Message that accesses terminal;
Comparing unit is used for relatively drawing the strongest pilot tone according to said Pilot Strength Measurement Message;
Indicating member is used to indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone;
First control unit is used for when there is forward direction excess load carrier frequency in the carrier frequency of said access, forbidding on the forward link of said forward direction excess load carrier frequency, sending data.
A kind of admittance control method that accesses terminal and device that the embodiment of the invention provides; The Pilot Strength Measurement Message that accesses terminal and send through reception; Can relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message, the strongest said pilot tone will offer said accessing terminal and insert.Confirm after the strongest said pilot tone, indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone, when in the carrier frequency of said access, having forward direction excess load carrier frequency, through forbidding on the forward link of said forward direction excess load carrier frequency, sending data.Not only avoided thus in the prior art when having forward direction excess load carrier frequency in the corresponding carrier frequency of the strongest said pilot tone; And on said forward direction excess load carrier frequency, do not allow the problem of the said access that accesses terminal; Can also behind the said said forward direction excess load carrier frequency of access that accesses terminal, avoid increasing the existing load of said forward direction excess load carrier frequency.Because said accessing terminal under forward direction excess load carrier frequency also by access; Thereby also having avoided in the prior art inserting owing to not allowing to access terminal the corresponding forward direction excess load carrier frequency of the strongest pilot tone switches on the corresponding carrier frequency of other pilot tones and inserts; When the corresponding forward direction excess load carrier frequency of this strongest pilot tone returns to normal duty, switch back the unnecessary switching that the strongest above-mentioned pilot tone is caused again.
In addition; When on forward direction excess load carrier frequency, not allowing to access terminal in the prior art; Said accessing terminal inserted switching on the normal or lower carrier frequency of the corresponding forward direction load of the lower pilot tone of other intensity; This moment, said accessing terminal can be improved transmitting power on the reverse link of the normal or lower carrier frequency of the forward direction load of this access; And this transmitting power can be greater than the transmitting power to the carrier frequency that inserts other corresponding forward direction normal dutys of the strongest pilot tone, can cause the underpower that accesses terminal so on the one hand, on the other hand the carrier frequency that inserts other corresponding forward direction normal dutys of the strongest pilot tone is caused very big adjacent interference frequently.And the present technique scheme be owing to can let said accessing terminal on the carrier frequency of the corresponding forward direction excess load of the strongest pilot tone, insert, and inserts forward direction excess load carrier frequency and adjacently disturbing frequently of causing thereby also avoided not allowing in the prior art to access terminal.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; 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.
The flow chart of the admittance control method that Fig. 1 accesses terminal for embodiment 1;
The structured flowchart of the access permission control device that Fig. 2 accesses terminal for embodiment 1;
The flow chart of the admittance control method that Fig. 3 accesses terminal for embodiment 2;
The structured flowchart of the access permission control device that Fig. 4 accesses terminal for embodiment 2.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, 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 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.
Embodiment 1:
The embodiment of the invention provides a kind of admittance control method that accesses terminal, and is as shown in Figure 1, and this method may further comprise the steps:
101, from the reception Pilot Strength Measurement Message that accesses terminal.When said access terminal record the pilot frequency intensity that inserts on the current resident frequency after, can said Pilot Strength Measurement Message be reported.Through receiving the said Pilot Strength Measurement Message that accesses terminal and send, can learn the strength information of pilot tone.
102, relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message.Because said accessing terminal can select the strongest pilot tone of pilot frequency intensity to insert, and before the said access carrier that accesses terminal, can relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message, thereby the strongest pilot tone is offered said accessing terminal.
103, confirm after the strongest pilot tone, indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone.Said accessing terminal will add the strongest said pilot tone in the Active Set this moment.That is to say no matter whether the corresponding carrier frequency of the strongest said pilot tone that inserts exists the situation of forward link excess load; All allow said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone; Thereby solved in the prior art when having forward direction excess load carrier frequency in the corresponding carrier frequency of the strongest said pilot tone, and on said forward direction excess load carrier frequency, do not allowed the problem of the said access that accesses terminal.
When 104, in the carrier frequency of said access, having forward direction excess load carrier frequency, forbid on the forward link of said forward direction excess load carrier frequency, sending data.Through forbidding on the forward link of said forward direction excess load carrier frequency, sending data, can behind the said said forward direction excess load carrier frequency of access that accesses terminal, avoid increasing the existing load of said forward direction excess load carrier frequency.
Through accessing terminal and be controlled at the transfer of data on the forward link of said forward direction excess load carrier frequency in that access under the forward direction excess load carrier frequency being said; Not only avoided increasing the forward link load of said forward direction excess load carrier frequency, thereby also avoided in the prior art inserting the unnecessary switching that forward direction excess load carrier frequency causes owing to not allowing to access terminal.
The embodiment of the invention also provides a kind of access permission control device that accesses terminal, and is as shown in Figure 2, and this device comprises: receiving element 21, comparing unit 22, indicating member 23 and first control unit 24.
Wherein, receiving element 21 is used for from the reception Pilot Strength Measurement Message that accesses terminal.Through the Pilot Strength Measurement Message that receiving element 21 receives, can learn the strength information of pilot tone.Before the said access carrier that accesses terminal, comparing unit 22 is used for relatively drawing the strongest pilot tone according to said Pilot Strength Measurement Message.Because said accessing terminal can select the strongest pilot tone of pilot frequency intensity to insert, said comparing unit 22 confirms after the strongest pilot tone that indicating member 23 is used to indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone.Said accessing terminal will add the strongest said pilot tone in the Active Set this moment.No matter whether the corresponding carrier frequency of the strongest said pilot tone of said access exists the situation of forward link excess load; All allow said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone; Thereby solved in the prior art when having forward direction excess load carrier frequency in the corresponding carrier frequency of the strongest said pilot tone, and on said forward direction excess load carrier frequency, do not allowed the problem of the said access that accesses terminal.Because access is said under forward direction excess load carrier frequency accesses terminal; Just can not take place to access terminal described in the prior art switches under the corresponding carrier frequency of other pilot tones, thereby has also avoided in the prior art because the unnecessary switching that the access forward direction excess load carrier frequency that do not allow to access terminal causes.
When in the carrier frequency of said access, having forward direction excess load carrier frequency; Said accessing terminal also is allowed to access said forward direction excess load carrier frequency; And behind the said said forward direction excess load carrier frequency of access that accesses terminal, first control unit 24 is used to forbid on the forward link of said forward direction excess load carrier frequency, sending data.Through the transfer of data on the forward link that is controlled at said forward direction excess load carrier frequency, avoided increasing the existing load of forward link of said forward direction excess load carrier frequency.
Embodiment 2:
The embodiment of the invention is introduced the admittance control method that accesses terminal in detail to the different characteristics of the said up-downgoing business demand that accesses terminal, and as shown in Figure 3, this method may further comprise the steps:
301, from the reception Pilot Strength Measurement Message that accesses terminal.When said access terminal record the pilot frequency intensity that inserts on the current resident frequency after, can said Pilot Strength Measurement Message be reported.
302, relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message.Because said accessing terminal can select the strongest pilot tone of pilot frequency intensity to insert, and before the said access carrier that accesses terminal, can relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message, thereby the strongest pilot tone is offered said accessing terminal.
303, confirm after the strongest pilot tone, indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone.
Said access terminal receive above-mentioned indication after, the strongest said pilot tone will be added in the Active Set.No matter whether the corresponding carrier frequency of the strongest said pilot tone of said access exists the situation of forward link excess load; Need not consider that also whether only said accessing terminal have uplink service, only have downlink business or up-downgoing business to carry out simultaneously; All allow said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone; Thereby solved in the prior art when having forward direction excess load carrier frequency in the corresponding carrier frequency of the strongest said pilot tone, and on said forward direction excess load carrier frequency, do not allowed the problem of the said access that accesses terminal.
When 304, in the carrier frequency of said access, having forward direction excess load carrier frequency, forbid on the forward link of said forward direction excess load carrier frequency, sending data.In the embodiment of the invention through distributing forward traffic channel to forbid on the forward link of said forward direction excess load carrier frequency, sending data for said accessing terminal; Can behind the said said forward direction excess load carrier frequency of access that accesses terminal, avoid increasing the existing load of said forward direction excess load carrier frequency.At this moment, if said accessing terminal only has the downlink business demand, the forward direction load restoration that just needs to wait for said forward direction excess load carrier frequency could be carried out downlink business after normal duty or underload.
Certainly; The embodiment of the invention can also receive data through the reverse link of said forward direction excess load carrier frequency when concrete utilization; So that accessing terminal when the uplink service demand is only arranged, the reverse link through said forward direction excess load carrier frequency receives the said data that access terminal and send.In the prior art; Because in forward direction excess load carrier frequency access not; Access terminal when the uplink service demand is only arranged said, the rl resources that will waste said forward direction excess load carrier frequency, this step can make full use of the rl resources of the forward direction excess load carrier frequency of said access.
305, at the forward direction load restoration of said forward direction excess load carrier frequency during to normal duty or underload, the forward link through forward direction normal duty carrier frequency after the said recovery or forward direction underload carrier frequency sends data.When said only accessed terminal downlink business demand or uplink service all have demand; Behind normal duty or underload, can utilize the forward link of this carrier frequency to send data to said accessing terminal at the forward direction load restoration of said forward direction excess load carrier frequency at once.
Because said accessing terminal under forward direction excess load carrier frequency, thereby also solved in the prior art because the unnecessary switching that the access forward direction excess load carrier frequency that do not allow to access terminal causes also by access.Through forbidding on the forward link of said forward direction excess load carrier frequency, sending data, can behind the said said forward direction excess load carrier frequency of access that accesses terminal, avoid increasing the existing load of said forward direction excess load carrier frequency.
In order to realize said method, the embodiment of the invention also provides a kind of access permission control device that accesses terminal, and this device can be applied in the base station controller.As shown in Figure 4, this device comprises: receiving element 41, comparing unit 42, indicating member 43 and first control unit 44, second control unit 45, the 3rd control unit 46.
Wherein, said receiving element 41 is used for from the reception Pilot Strength Measurement Message that accesses terminal.Through the Pilot Strength Measurement Message that receiving element 21 receives, can learn the strength information of pilot tone.Before the said access carrier that accesses terminal, said comparing unit 42 is used for relatively drawing the strongest pilot tone according to said Pilot Strength Measurement Message.Because said accessing terminal can select the strongest pilot tone of pilot frequency intensity to insert, said comparing unit 42 confirms after the strongest pilot tone that said indicating member 43 is used to indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone.
No matter whether the corresponding carrier frequency of the strongest said pilot tone of said access exists the situation of forward link excess load; Need not consider that also whether only said accessing terminal have uplink service, only have downlink business or up-downgoing business to carry out simultaneously; All insert the corresponding carrier frequency of the strongest said pilot tone through said the accessing terminal of said indicating member 43 indications; Thereby solved in the prior art when having forward direction excess load carrier frequency in the corresponding carrier frequency of the strongest said pilot tone, and on said forward direction excess load carrier frequency, do not allowed the problem of the said access that accesses terminal.Because access is said under forward direction excess load carrier frequency accesses terminal; Just can not take place to access terminal described in the prior art switches under the corresponding carrier frequency of other pilot tones, thereby has also avoided in the prior art because the unnecessary switching that the access forward direction excess load carrier frequency that do not allow to access terminal causes.
When in the carrier frequency of said access, having forward direction excess load carrier frequency; Said accessing terminal also is allowed to access said forward direction excess load carrier frequency; And behind the said said forward direction excess load carrier frequency of access that accesses terminal, said first control unit 44 is used to forbid on the forward link of said forward direction excess load carrier frequency, sending data.Through the transfer of data on the forward link that is controlled at said forward direction excess load carrier frequency, avoided increasing the forward link load of said forward direction excess load carrier frequency.At this moment, if said accessing terminal only has the downlink business demand, the forward direction load restoration that just needs to wait for said forward direction excess load carrier frequency could be carried out downlink business after normal duty or underload.
If the said uplink service demand that accessed terminal, said second control unit 45 are used for when there is forward direction excess load carrier frequency in the carrier frequency of said access, through the reverse link reception data of said forward direction excess load carrier frequency.Thereby can make full use of the rl resources of the forward direction excess load carrier frequency of said access.When the forward direction load restoration of said forward direction excess load carrier frequency during to normal duty or underload; When the 3rd control unit 46 was used for forward direction load restoration at said forward direction excess load carrier frequency to normal duty or underload, the forward link through forward direction normal duty carrier frequency after the said recovery or forward direction underload carrier frequency sent data.
Said first control unit 44, second control unit 45 and the 3rd control unit 46 can be realized in same control unit, also can independently realize in the control unit respectively.
The embodiment of the invention is mainly used in wireless communication field, can be applied to EV-DO system or CDMA20001X system etc., and all type of comprising likelihood datas send branch, the system that the up-downgoing business is arranged and load and judge.Avoided in the prior art making the unnecessary switching that access not causes that accesses terminal owing to the forward direction load that needs access carrier is higher.
Through the description of above execution mode, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding; The part that technical scheme of the present invention contributes to prior art in essence in other words can be come out with the embodied of software product, and this computer software product is stored in the storage medium that can read, like the floppy disk of computer; Hard disk or CD etc.; Comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by said protection range with claim.
Claims (6)
1. an admittance control method that accesses terminal is characterized in that, comprising:
From the reception Pilot Strength Measurement Message that accesses terminal;
Relatively draw the strongest pilot tone according to said Pilot Strength Measurement Message;
Indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone;
When in the carrier frequency of said access, having forward direction excess load carrier frequency, distribute forward traffic channel to forbid on the forward link of said forward direction excess load carrier frequency, sending data through not giving said accessing terminal.
2. the admittance control method that accesses terminal according to claim 1 is characterized in that, also comprises: when in the carrier frequency of said access, having forward direction excess load carrier frequency, through the reverse link reception data of said forward direction excess load carrier frequency.
3. the admittance control method that accesses terminal according to claim 1 is characterized in that, also comprises:
At the forward direction load restoration of said forward direction excess load carrier frequency during to normal duty or underload, the forward link through forward direction normal duty carrier frequency after the said recovery or forward direction underload carrier frequency sends data.
4. an access permission control device that accesses terminal is characterized in that, comprising:
Receiving element is used for from the reception Pilot Strength Measurement Message that accesses terminal;
Comparing unit is used for relatively drawing the strongest pilot tone according to said Pilot Strength Measurement Message;
Indicating member is used to indicate said accessing terminal to insert the corresponding carrier frequency of the strongest said pilot tone;
First control unit is used for when there is forward direction excess load carrier frequency in the carrier frequency of said access, distributes forward traffic channel to forbid on the forward link of said forward direction excess load carrier frequency, sending data through not giving said accessing terminal.
5. the access permission control device that accesses terminal according to claim 4 is characterized in that, also comprises:
Second control unit is used for when there is forward direction excess load carrier frequency in the carrier frequency of said access, through the reverse link reception data of said forward direction excess load carrier frequency.
6. the access permission control device that accesses terminal according to claim 4 is characterized in that, also comprises:
The 3rd control unit, when being used for forward direction load restoration at said forward direction excess load carrier frequency to normal duty or underload, the forward link through forward direction normal duty carrier frequency after the said recovery or forward direction underload carrier frequency sends data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101022531A CN101778447B (en) | 2010-01-28 | 2010-01-28 | Method and device for controlling access of access terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101022531A CN101778447B (en) | 2010-01-28 | 2010-01-28 | Method and device for controlling access of access terminal |
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| Publication Number | Publication Date |
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| CN101778447A CN101778447A (en) | 2010-07-14 |
| CN101778447B true CN101778447B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101022531A Expired - Fee Related CN101778447B (en) | 2010-01-28 | 2010-01-28 | Method and device for controlling access of access terminal |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102065564B (en) * | 2010-12-22 | 2014-04-30 | 中兴通讯股份有限公司 | Method and device for improving access success rate of terminal in mobile communication system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385977A (en) * | 2001-05-15 | 2002-12-18 | 华为技术有限公司 | Layering method for CDMA mobile communication system |
| EP1507427A1 (en) * | 2003-08-11 | 2005-02-16 | Alcatel | Beam selection in a wireless cellular telecommunication system |
| CN1878421A (en) * | 2006-07-19 | 2006-12-13 | 华为技术有限公司 | Method for carrying out switching on activated state access terminal |
| CN101180905A (en) * | 2005-04-15 | 2008-05-14 | 朗迅科技公司 | Method for reverse link congestion overload control in wireless high speed data applications |
-
2010
- 2010-01-28 CN CN2010101022531A patent/CN101778447B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385977A (en) * | 2001-05-15 | 2002-12-18 | 华为技术有限公司 | Layering method for CDMA mobile communication system |
| EP1507427A1 (en) * | 2003-08-11 | 2005-02-16 | Alcatel | Beam selection in a wireless cellular telecommunication system |
| CN101180905A (en) * | 2005-04-15 | 2008-05-14 | 朗迅科技公司 | Method for reverse link congestion overload control in wireless high speed data applications |
| CN1878421A (en) * | 2006-07-19 | 2006-12-13 | 华为技术有限公司 | Method for carrying out switching on activated state access terminal |
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| CN101778447A (en) | 2010-07-14 |
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Effective date of registration: 20171212 Address after: 225327 Mingzhu Avenue, Yongan Town, Taizhou City, Jiangsu Province, No. 108 Patentee after: Wei Liqiang Address before: 518129 headquarters building of Bantian HUAWEI base, Longgang District, Guangdong, Shenzhen Patentee before: Huawei Technologies Co., Ltd. |
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Effective date of registration: 20180112 Address after: 301900 Tianjin Jizhou District Special Automobile Industrial Park East, Panlong mountain Low Carbon Industrial Park South Branch Patentee after: TIANJIN BOYA QUANXIN MAGNETOELECTRIC TECHNOLOGY CO., LTD. Address before: 225327 Mingzhu Avenue, Yongan Town, Taizhou City, Jiangsu Province, No. 108 Patentee before: Wei Liqiang |
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