CN102948187B - A kind of carrier allocation method and device - Google Patents
A kind of carrier allocation method and device Download PDFInfo
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- CN102948187B CN102948187B CN201180002157.2A CN201180002157A CN102948187B CN 102948187 B CN102948187 B CN 102948187B CN 201180002157 A CN201180002157 A CN 201180002157A CN 102948187 B CN102948187 B CN 102948187B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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Abstract
The invention discloses a kind of carrier allocation method, comprising: the distance between the base station at the resident carrier wave place of acquisition terminal and described terminal; Select carrier wave according to described distance, distribute to described terminal, so that described terminal sets up radio traffic channel.The invention also discloses a kind of base station controller.Adopt the method disclosed in the present or device, can only for remote teminal distributes long range carriers, for short-range terminal distributes non-long range carriers, the carrier wave of support telecommunication can be made really by remote teminal is used, avoid short-range terminal and take long range carriers and carry out the wasting of resources that business causes.
Description
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of carrier allocation method and device.
Background technology
In moving communicating field, when terminal prepares to carry out certain business (such as voice call) in an idle state, need first to send access request by base station (BaseStation, BS) to base station controller (BaseStationController, BSC).By the carrier wave that BSC is certain frequency of terminal distribution, so that between the equipment such as terminal and base station, the carrier wave of this frequency is utilized to set up service link.BSC can be in the carrier resource of terminal distribution, and some carrier wave is configured to the carrier wave can supporting telecommunication.
And in prior art, when BSC is terminal distribution carrier wave, can, according to rules such as " resident carrier wave are preferential ", be the corresponding carrier wave of terminal distribution.Resident carrier wave refers to that terminal to be kept in touch used carrier wave in idle condition and certain base station.This resident carrier wave may be long range carriers (supporting the carrier wave of telecommunication) also may be non-long range carriers (not supporting the carrier wave of telecommunication).So-called " resident carrier wave is preferential " refers to, the resident carrier wave of BSC meeting priority allocation terminal is as the carrier wave carrying terminal traffic.Like this, when the resident carrier wave of short-range terminal is long range carriers, long range carriers just may be distributed to short-range terminal by BSC.
Especially as application scenarioss such as seashores, base station build near shore in, and the terminal of the user gone sightseeing on bank in a large number may take long range carriers.When this causes BSC to be remote teminal (terminal of the user on the fishing boat of the such as operation at sea) distributing carrier wave really needing long range carriers, the long range carriers that other short-range terminals can only used switches (may need repeatedly to switch) to remote teminal.And this switching may cause remote teminal cannot obtain rapidly carrier resource, cause access difficulty, finally cause carrying out normal talking.
Generally speaking, the carrier allocation method in prior art, there are the following problems: support that the carrier wave of telecommunication cannot really by remote teminal be used.
Summary of the invention
In view of this, the invention provides a kind of carrier allocation method and device, cannot really for problem that remote subscriber uses to solve in prior art the carrier wave supporting telecommunication.Its concrete scheme is as follows:
A kind of carrier allocation method, comprising:
Distance between the base station at the resident carrier wave place of acquisition terminal and described terminal;
Be the corresponding carrier wave of described terminal distribution according to described distance, so that described terminal sets up radio traffic channel.
Preferably, described is the corresponding carrier wave of described terminal distribution according to described distance, comprising:
When described distance is more than or equal to default distance threshold, it is described terminal distribution long range carriers; Described long range carriers is support the carrier wave of telecommunication;
When described distance is less than described default distance threshold, it is the non-long range carriers of described terminal distribution.
Preferably, the distance between the base station at the resident carrier wave place of described acquisition terminal and described terminal, comprising:
Obtain the distance between described terminal and described base station uploaded described base station, described distance is that the transmitting time of the reverse traffic frame that described base station is uploaded according to described terminal and time of reception calculate; Described reverse traffic frame is, the traffic frame that described terminal sends to described base station;
Or,
Obtain the described distance of the reference pilot Strength co-mputation of the message that described base station is uploaded according to described terminal;
Or,
By obtaining each base station at non-reference pilot tone place in message that described terminal uploads and the distance of described terminal, described terminal being positioned, obtains the physical location of described terminal; Described non-reference pilot tone is, described terminal carries out with the base station outside the base station at described resident carrier wave place the used pilot tone that communicates;
According to the physical location of the base station at the resident carrier wave place of described terminal and described terminal, the distance between the base station calculating the resident carrier wave place of described terminal and described terminal.
Preferably, described is described terminal distribution long range carriers, comprising:
When the resident carrier wave of described terminal is long range carriers, be resident carrier wave described in described terminal distribution, so that radio traffic channel is set up in described terminal and described base station.
Preferably, described is the non-long range carriers of described terminal distribution, comprising:
From the base station at the resident carrier wave place of described terminal, non-long range carriers is selected to distribute to described terminal, so that radio traffic channel is set up in described terminal and described base station;
Or the adjacent base station outside the base station at the resident carrier wave place of described terminal, selects non-long range carriers to distribute to described terminal, so that the adjacent base station outside the base station at the resident carrier wave place of described terminal and described terminal sets up radio traffic channel.
A kind of base station controller, comprising:
Distance acquiring unit, for obtain the resident carrier wave place of terminal and described terminal base station between distance;
Carrier assigning unit, for being the corresponding carrier wave of described terminal distribution according to described distance, so that described terminal sets up radio traffic channel.
Preferably, described carrier assigning unit comprises:
Long range carriers distributes subelement, for when described distance is more than or equal to default distance threshold, is described terminal distribution long range carriers, so that described terminal sets up radio traffic channel; Described long range carriers is support the carrier wave of telecommunication;
Non-long range carriers distributes subelement, for when described distance is less than described default distance threshold, is the non-long range carriers of described terminal distribution, so that described terminal sets up radio traffic channel.
Preferably, described distance acquiring unit comprises:
First distance obtains subelement, and for obtaining the distance between described terminal and described base station uploaded described base station, described distance is that the transmitting time of the reverse traffic frame that described base station is uploaded according to described terminal and time of reception calculate; Described reverse traffic frame is, the traffic frame that described terminal sends to described base station;
And/or,
Second distance obtains subelement, for obtaining the described distance of the reference pilot Strength co-mputation of the message that described base station is uploaded according to described terminal;
And/or,
Physical location obtains subelement, by obtaining each base station at non-reference pilot tone place in message that described terminal uploads and the distance of described terminal, positioning, obtain the physical location of described terminal to described terminal; Described non-reference pilot tone carries out with the base station outside the base station at described resident carrier wave place the used pilot tone that communicates for described terminal;
3rd distance obtains subelement, for the physical location of the base station at the resident carrier wave place according to described terminal and described terminal, and the distance between the base station obtaining the resident carrier wave place of described terminal and described terminal.
As can be seen from above-mentioned technical scheme, carrier allocation method disclosed in the embodiment of the present invention and device, by the distance between the base station that obtains the resident carrier wave place of terminal and this terminal, when this distance is more than or equal to default distance threshold, for terminal distribution long range carriers, when this distance is less than default distance threshold, for terminal distribution closely carrier wave, can only for remote subscriber distributes long range carriers, for closely user distributes non-long range carriers, the carrier wave of support telecommunication can be made really by remote subscriber is used, avoid closely CU long range carriers and carry out the wasting of resources that business causes.
In addition, carrier allocation method disclosed in the embodiment of the present invention and device, due to when BSC is terminal distribution carrier wave, just consider this factor of distance of terminal and base station, therefore there will not be the carrier switch other users used to the situation of remote subscriber, normally carrying out of the business of remote subscriber can be ensured.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the carrier allocation method flow chart of the embodiment of the present invention one;
Fig. 2 is the carrier allocation method sequential chart of the embodiment of the present invention two;
Fig. 3 is the carrier allocation method sequential chart of the embodiment of the present invention three;
Fig. 4 is the carrier allocation method sequential chart of the embodiment of the present invention four;
Fig. 5 is the carrier allocation method sequential chart of the embodiment of the present invention five;
Fig. 6 is base station controller structure chart of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment one
The executive agent of the present embodiment can be base station controller.Fig. 1 is the carrier allocation method flow chart of the embodiment of the present invention one.As shown in Figure 1, the method comprising the steps of:
S101: the distance between the base station at the resident carrier wave place of acquisition terminal and described terminal;
Resident carrier wave, when referring to that terminal is in idle condition, the carrier wave that the base station of keeping in communication with this terminal uses.In prior art, resident carrier wave is the technology of a comparative maturity.Time near fast mobile terminal to which base station, resident carrier wave will switch to corresponding base station.
In practical application, between base station controller and base station, directly carry out information interaction, between base station and terminal, directly carry out information interaction.When terminal needs to access certain base station, initial call message can be reported to this base station.The information of the distance dependent between terminal to base station is included in initial call message.Concrete, the transmitting time of the reverse traffic frame that such as terminal is uploaded and time of reception, or the reference pilot intensity of message that terminal is uploaded, or the information such as the terminal mobile short code phase place (PNphase) of the non-reference pilot tone of message of uploading, the distance that can be used between computing terminal and base station.According to these information, the distance between base station that terminal and described terminal need to access just can be calculated.
Above-mentioned calculation procedure, can be performed by base station, such base station controller just directly can obtain from base station base station that terminal and described terminal need to access between distance; Also by base station, the information of the distance dependent between terminal to base station can be uploaded to base station controller, then perform above-mentioned calculation procedure by base station controller.In the present embodiment, this is not construed as limiting.
After distance between the base station getting the resident carrier wave place of terminal and described terminal, can be the corresponding carrier wave of described terminal distribution according to described distance, so that described terminal sets up radio traffic channel.Concrete, following step can be performed:
S102: when described distance is more than or equal to default distance threshold is described terminal distribution long range carriers, so that described terminal sets up radio traffic channel; Described long range carriers is support the carrier wave of telecommunication;
The distance threshold preset can be arranged according to actual needs by the operating personnel of base station controller.When distance between terminal and base station is more than or equal to distance threshold that this presets, that can think between terminal and base station is distant.At this moment, be this terminal distribution long range carriers.Why described long range carriers can support telecommunication, is because the parameter (such as power etc.) of these carrier waves is configured to support telecommunication.After this terminal distribution long range carriers, this carrier wave between base station and terminal, just can be utilized to set up radio traffic channel, thus ensure that remote teminal normally can carry out conversing etc. business.
In practical application, when terminal resident carrier wave inherently long range carriers time, directly this resident carrier wave can be distributed to this terminal as long range carriers.The step carrying out between different carrier switching can be saved like this.
S103: when described distance is less than described default distance threshold is the non-long range carriers of described terminal distribution, so that described terminal sets up radio traffic channel.
When distance between terminal and base station is less than distance threshold that this presets, close together between terminal and base station can be thought.At this moment, be the non-long range carriers of this terminal distribution.Can ensure like this can not take the terminal that distance base station is nearer long range carriers and set up radio traffic channel, thus realize long range carriers only by remote teminal is used.
In practical application, being the non-long range carriers of this terminal distribution, can be the non-long range carriers of the base station at the resident carrier wave place of this terminal, also can be the resident carrier wave place of this terminal base station outside the non-long range carriers of adjacent base station.
To sum up, the carrier allocation method of the present embodiment, by the distance between the base station that obtains the resident carrier wave place of terminal and this terminal, when this distance is more than or equal to default distance threshold, for terminal distribution long range carriers, when this distance is less than default distance threshold, for terminal distribution closely carrier wave, can only for remote teminal distributes long range carriers, for short-range terminal distributes non-long range carriers, thus make to support that the carrier wave of telecommunication is really by remote teminal is used, avoid short-range terminal to take long range carriers and carry out the wasting of resources that business causes.
In addition, the carrier allocation method of the present embodiment, due to when BSC is terminal distribution carrier wave, just consider this factor of distance of terminal and base station, therefore there will not be the carrier switch other users used to the situation of remote teminal, normally carrying out of the business of remote teminal can be ensured.
Embodiment two
Fig. 2 is the carrier allocation method sequential chart of the embodiment of the present invention two.As shown in Figure 2, the method comprising the steps of:
S201: terminal uploads reverse traffic frame to base station;
In wireless traffic, the Frame that terminal is uploaded to base station is called reverse traffic frame.
S202: base station obtains this reverse traffic frame and is sent to from terminal the time that base station experiences;
Base station receives the time of this reverse traffic frame according to the rise time of reverse traffic frame and base station, can obtain this reverse traffic frame and be sent to from terminal the time that base station experiences.
In cdma system prior art, in backward channel, length is 2
42the m sequence of-1 is used as spread spectrum (m sequence is periodic pseudorandom codes), and each user is assigned with the phase place of a m sequence.This phase place is calculated by the Electronic Serial Number (ElectronicSerialNumber, ESN) of user to obtain.The phase place of these m sequences is random distribution and can not repeats.The phase place of m sequence generates has corresponding relation with system time.Terminal utilizes this m sequence phase to obtain synchronous with base station system time.Therefore the reverse traffic frame that sent by reverse traffic channel of terminal is after m sequence spread spectrum, contains the phase information now of m sequence, namely system time information.After base station receives this reverse traffic frame, the system time that this traffic frame produces can be obtained by the relation of m sequence and phase place, the system time produced by traffic frame contrasts with the system time receiving traffic frame, just can obtain this traffic frame and be sent to base station from terminal and receive the experienced time.
S203: base station is sent to from terminal the distance between this terminal of Time Calculation and this base station that base station experiences according to above-mentioned reverse traffic frame;
In step 203, be sent to from terminal the time that base station experiences with this reverse traffic frame, be multiplied by electromagnetic transmission speed, just can obtain the distance between terminal and base station.
S204: the distance between terminal and base station is reported to base station controller by base station;
S205: base station controller is terminal distribution carrier wave according to the distance between terminal and base station;
When described distance is more than or equal to default distance threshold, base station controller is described terminal distribution long range carriers; When described distance is less than described default distance threshold, base station controller is the non-long range carriers of described terminal distribution;
S206: allocation of carriers result is issued to base station by base station controller;
S207: base station utilizes between the carrier wave of distribution and terminal and sets up radio traffic channel.
It should be noted that, if in step S205, for this terminal distribution is non-long range carriers, and so, this non-long range carriers may be the carrier wave of the base station at the resident carrier wave place of terminal, also may be the carrier wave of other base stations.When the non-long range carriers that base station controller is selected belongs to other base stations, then accordingly, the base station in step S206 and S207, refers to the base station that the non-long range carriers that base station controller is selected belongs to.
The carrier allocation method of the present embodiment, the transmitting time of reverse traffic frame uploaded according to described terminal and the distance of time of reception computing terminal and base station, resident carrier wave place, by base station controller according to terminal and resident carrier wave distance be between the base stations terminal distribution carrier wave.Because each terminal has been assigned with corresponding carrier wave, therefore there will not be the carrier switch other users used to the situation of remote teminal, ensure that the business of terminal is normally carried out.
Embodiment three
Fig. 3 is the carrier allocation method sequential chart of the embodiment of the present invention three.As shown in Figure 3, the method comprising the steps of:
S301: terminal reports initial call message to base station;
When terminal wishes to access certain base station, all can report initial call message to this base station.
S302: base station obtains the reference pilot strength information comprised in this initial call message;
In this initial call message, include the strength information of reference pilot.Reference pilot refers to the pilot tone of the base station at the resident carrier wave place of this terminal.Because the increase of reference pilot intensity distance can produce decay, so, can according to the distance between the Strength co-mputation terminal of reference pilot and base station.
S303: base station is according to the distance between the Strength co-mputation terminal of reference pilot and base station;
Concrete, the relation table of pilot strength value and distance can be stored in base station, make base station be converted the distance between terminal and base station by this relation table; Also can derive the formula of pilot frequency intensity and distance in advance, make base station obtain the distance between terminal and base station according to this formulae discovery.
S304: the distance between terminal and base station is reported to base station controller by base station;
S305: base station controller is terminal distribution carrier wave according to the distance between described terminal and base station;
When described distance is more than or equal to default distance threshold, base station controller is described terminal distribution long range carriers; When described distance is less than described default distance threshold, base station controller is the non-long range carriers of described terminal distribution;
S306: allocation of carriers result is issued to base station by base station controller;
S307: base station utilizes between the carrier wave of distribution and terminal and sets up radio traffic channel.
The present embodiment carrier allocation method, the distance of the reference pilot strength information computing terminal comprised in the initial call message according to described terminal to report and base station, resident carrier wave place, by base station controller according to terminal and resident carrier wave distance be between the base stations terminal distribution carrier wave.Because each terminal has been assigned with corresponding carrier wave, therefore there will not be the carrier switch other users used to the situation of remote teminal, ensure that the business of terminal is normally carried out.
Embodiment four
Fig. 4 is the carrier allocation method sequential chart of the embodiment of the present invention four.As shown in Figure 4, the method comprising the steps of:
S401: terminal reports initial call message to base station; Mobile short code phase place (PNphase) information of non-reference pilot tone is comprised in this initial call message;
At code division multiple access (CodeDivisionMultipleAccess, CDMA) in system, mobile short code phase place (PNphase) information of non-reference pilot tone and mobile short code (PseudoNoise, the PN) information of reference pilot is included in initial call message.
When terminal is in idle condition, the base station at the resident carrier wave place of this terminal adopts reference pilot to communicate with between this terminal.Other can cover the base station of this terminal and be called non-reference pilot tone with the pilot tone of carrying out between this terminal communicating.Each base station can receive the non-reference pilot tone corresponding with self.
S402: the base station at non-reference pilot tone place according to the PNphase corresponding with self, computing terminal and the distance of self;
Distance dependent between the PNphase of non-reference pilot tone and terminal to base station.PNphase is the value added on the basis of PN after phase difference.Distance between this phase difference to terminal to base station is directly proportional.Usually, PNphase often increases a numerical value on the basis of PN, then represent and add certain distance (such as 122 meters) between terminal and base station.Therefore, according to the phase difference between PNphase and PN, the distance between the base station at non-reference pilot tone place and terminal can be calculated.
S403: the distance of self and terminal is reported to base station controller by the base station at each non-reference pilot tone place;
For some terminals, may be in the coverage of multiple base station.The base station at the non-reference pilot tone place in these base stations, reports to base station controller by the distance between respective and terminal respectively.
S404: base station controller, according to each base station and the distance of terminal and the physical location of each base station, positions terminal, obtains the physical location of this terminal;
The physical location (information such as longitude and latitude of such as base station) of base station, when addressing, will be determined in base station.Can in advance by the physical location of each base station, stored in base station controller.Base station controller is according to the physical location of each base station, and the distance between each base station and terminal, can position terminal, obtains the physical location of terminal.Such as, the latitude and longitude information of terminal can be obtained.
S405: base station controller according to the physical location of the base station at described terminal and resident carrier wave place, the distance between the base station at computing terminal and resident carrier wave place;
As previously mentioned, the physical location of the base station at resident carrier wave place is also had in base station controller.Like this, after obtaining the physical location (such as latitude and longitude information) of the base station at terminal and resident carrier wave place, the distance between the base station that just can calculate terminal and resident carrier wave place.
S406: base station controller is this terminal distribution carrier wave according to the distance between terminal and the base station at resident carrier wave place;
When described distance is more than or equal to default distance threshold, base station controller is described terminal distribution long range carriers; When described distance is less than described default distance threshold, base station controller is the non-long range carriers of described terminal distribution;
S407: allocation of carriers result is issued to base station by base station controller;
S408: base station utilizes between the carrier wave of distribution and terminal and sets up radio traffic channel.
The carrier allocation method of the present embodiment, distance between mobile short code phase place (PNphase) the information computing terminal of the non-reference pilot tone comprised in the initial call message according to described terminal to report and each base station at non-reference pilot tone place, again according to the physical location of each base station at non-reference pilot tone place, terminal is positioned, obtain the physical location of terminal, finally according to terminal and the actual calculation of location terminal of base station, resident carrier wave place and the distance of base station, resident carrier wave place, by base station controller according to terminal and resident carrier wave distance be between the base stations terminal distribution carrier wave.Because each terminal has been assigned with corresponding carrier wave, therefore there will not be the carrier switch other users used to the situation of remote teminal, ensure that the business of terminal is normally carried out.
Embodiment five
Fig. 5 is the carrier allocation method sequential chart of the embodiment of the present invention five.As shown in Figure 5, the method comprising the steps of:
S501: terminal reports initial call message to base station;
When terminal wishes to access certain base station, all can report initial call message to this base station.
S502: base station obtains the level field intensity information of this initial call message;
Level field intensity information is the physical message of this initial call message signal itself.Level field intensity information, with the increase of distance, also can be decayed.Therefore, in the present embodiment, adopt level field intensity information as the foundation of the spacing of computing terminal and base station.
S503: base station is according to the distance between level field intensity information computing terminal and base station;
S504: the distance between terminal and base station is reported to base station controller by base station;
S505: base station controller is this terminal distribution carrier wave according to the distance between above-mentioned terminal and base station;
When described distance is more than or equal to default distance threshold, base station controller is the non-long range carriers of described terminal distribution; When described distance is less than described default distance threshold, base station controller is described terminal distribution long range carriers;
S506: allocation of carriers result is issued to base station by base station controller;
S507: base station utilizes between the carrier wave of distribution and terminal and sets up radio traffic channel.
The carrier allocation method of the present embodiment, according to the level field intensity information computing terminal of the initial call message of described terminal to report and the distance of base station, resident carrier wave place, by base station controller according to terminal and resident carrier wave distance be between the base stations terminal distribution carrier wave.Because each terminal has been assigned with corresponding carrier wave, therefore there will not be the carrier switch other users used to the situation of remote teminal, ensure that the business of terminal is normally carried out.
The embodiment of the present invention provides a kind of base station controller simultaneously.Fig. 6 is the base station controller structure chart of the embodiment of the present invention.As shown in Figure 6, this base station controller comprises:
Distance acquiring unit 601, for obtain the resident carrier wave place of terminal and described terminal base station between distance;
Carrier assigning unit 602, for being the corresponding carrier wave of described terminal distribution according to described distance, so that described terminal sets up radio traffic channel.
In practical application, carrier assigning unit 602 can comprise:
Long range carriers distributes subelement, for when described distance is more than or equal to default distance threshold, is described terminal distribution long range carriers, so that described terminal sets up radio traffic channel; Described long range carriers is support the carrier wave of telecommunication;
Non-long range carriers distributes subelement, for when described distance is less than described default distance threshold, is the non-long range carriers of described terminal distribution, so that described terminal sets up radio traffic channel.
Distance acquiring unit 601 can comprise:
First distance obtains subelement, the described distance that transmitting time and time of reception for obtaining the reverse traffic frame that described base station is uploaded according to described terminal calculate; Described reverse traffic frame is the traffic frame that described terminal sends to described base station.
Second distance obtains subelement, for obtaining the described distance of the reference pilot Strength co-mputation of the message that described base station is uploaded according to described terminal.
Distance acquiring unit 601 can also comprise:
Physical location obtains subelement, by obtaining each base station at non-reference pilot tone place in message that described terminal uploads and the distance of described terminal, positioning, obtain the physical location of described terminal to described terminal; Described non-reference pilot tone carries out with the base station outside the base station at described resident carrier wave place the used pilot tone that communicates for described terminal;
3rd distance obtains subelement, for the physical location of the base station at the resident carrier wave place according to described terminal and described terminal, and the distance between the base station calculating the resident carrier wave place of described terminal and described terminal.
Base station controller in the embodiment of the present invention, by obtaining the distance between terminal and base station, when described distance is more than or equal to default distance threshold, for described terminal distribution long range carriers, when described distance is less than described default distance threshold, for the non-long range carriers of described terminal distribution, can only for remote teminal distributes long range carriers, for short-range terminal distributes non-long range carriers, thus make to support that the carrier wave of telecommunication is really by remote teminal is used, avoid short-range terminal to take long range carriers and carry out the wasting of resources that business causes.
In addition, the allocation of carriers device of the present embodiment, due to when BSC is terminal distribution carrier wave, just consider this factor of distance of terminal and base station, therefore there will not be the carrier switch other users used to the situation of remote teminal, normally carrying out of the business of remote teminal can be ensured.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For the device of embodiment, because it is corresponding with embodiment of the method, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, and in conjunction with unit and the algorithm steps of each example of embodiment description herein, the mode that can combine with computer software with electronic hardware or electronic hardware realizes.In order to the interchangeability of clearly declaratives hardware and software, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or the mode of software and hardware combining actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The method described in conjunction with herein embodiment or the step of algorithm directly can use hardware, or the combination of both software modules that hardware and processor perform is implemented.Software module can be placed in the storage medium of other form any known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of embodiment, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle described herein and features of novelty.
Claims (5)
1. a carrier allocation method, is characterized in that, comprising:
Distance between the base station at the resident carrier wave place of acquisition terminal and described terminal;
Be the corresponding carrier wave of described terminal distribution according to described distance, so that described terminal sets up radio traffic channel;
Wherein, described is the corresponding carrier wave of described terminal distribution according to described distance, comprising:
When described distance is more than or equal to default distance threshold, it is described terminal distribution long range carriers; Described long range carriers is support the carrier wave of telecommunication;
When described distance is less than described default distance threshold, it is the non-long range carriers of described terminal distribution;
Wherein, described is the non-long range carriers of described terminal distribution, comprising:
Adjacent base station outside the base station at the resident carrier wave place of described terminal, selects non-long range carriers to distribute to described terminal, so that the adjacent base station outside the base station at the resident carrier wave place of described terminal and described terminal sets up radio traffic channel.
2. method according to claim 1, is characterized in that, the distance between the base station at the resident carrier wave place of described acquisition terminal and described terminal, comprising:
Obtain the distance between described terminal and described base station uploaded described base station, described distance is that the transmitting time of the reverse traffic frame that described base station is uploaded according to described terminal and time of reception calculate; Described reverse traffic frame is, the traffic frame that described terminal sends to described base station;
Or,
Obtain the described distance of the reference pilot Strength co-mputation of the message that described base station is uploaded according to described terminal;
Or,
By obtaining each base station at non-reference pilot tone place in message that described terminal uploads and the distance of described terminal, described terminal being positioned, obtains the physical location of described terminal; Described non-reference pilot tone is, described terminal carries out with the base station outside the base station at described resident carrier wave place the used pilot tone that communicates;
According to the physical location of the base station at the resident carrier wave place of described terminal and described terminal, the distance between the base station calculating the resident carrier wave place of described terminal and described terminal.
3. method according to claim 1, is characterized in that, described is described terminal distribution long range carriers, comprising:
When the resident carrier wave of described terminal is long range carriers, be resident carrier wave described in described terminal distribution, so that radio traffic channel is set up in described terminal and described base station.
4. a base station controller, is characterized in that, comprising:
Distance acquiring unit, for obtain the resident carrier wave place of terminal and described terminal base station between distance;
Carrier assigning unit, for being the corresponding carrier wave of described terminal distribution according to described distance, so that described terminal sets up radio traffic channel;
Wherein, described carrier assigning unit comprises:
Long range carriers distributes subelement, for when described distance is more than or equal to default distance threshold, is described terminal distribution long range carriers, so that described terminal sets up radio traffic channel; Described long range carriers is support the carrier wave of telecommunication;
Non-long range carriers distributes subelement, for when described distance is less than described default distance threshold, for the non-long range carriers of described terminal distribution, so that described terminal sets up radio traffic channel, wherein, described is the non-long range carriers of described terminal distribution, comprise: the adjacent base station outside the base station at the resident carrier wave place of described terminal, non-long range carriers is selected to distribute to described terminal, so that the adjacent base station outside the base station at the resident carrier wave place of described terminal and described terminal sets up radio traffic channel.
5. base station controller according to claim 4, is characterized in that, described distance acquiring unit comprises:
First distance obtains subelement, and for obtaining the distance between described terminal and described base station uploaded described base station, described distance is that the transmitting time of the reverse traffic frame that described base station is uploaded according to described terminal and time of reception calculate; Described reverse traffic frame is, the traffic frame that described terminal sends to described base station;
And/or,
Second distance obtains subelement, for obtaining the described distance of the reference pilot Strength co-mputation of the message that described base station is uploaded according to described terminal;
And/or,
Physical location obtains subelement, by obtaining each base station at non-reference pilot tone place in message that described terminal uploads and the distance of described terminal, positioning, obtain the physical location of described terminal to described terminal; Described non-reference pilot tone carries out with the base station outside the base station at described resident carrier wave place the used pilot tone that communicates for described terminal;
3rd distance obtains subelement, for the physical location of the base station at the resident carrier wave place according to described terminal and described terminal, and the distance between the base station obtaining the resident carrier wave place of described terminal and described terminal.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/079516 WO2012149735A1 (en) | 2011-09-09 | 2011-09-09 | Carrier allocation method and device |
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| CN102948187A CN102948187A (en) | 2013-02-27 |
| CN102948187B true CN102948187B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201180002157.2A Active CN102948187B (en) | 2011-09-09 | 2011-09-09 | A kind of carrier allocation method and device |
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| WO (1) | WO2012149735A1 (en) |
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| CN101242664A (en) * | 2007-12-27 | 2008-08-13 | 华为技术有限公司 | A realization method and device for multi-carrier wave power share |
| CN101335981A (en) * | 2007-06-26 | 2008-12-31 | 鼎桥通信技术有限公司 | Carrier distribution method of tri-carrier TD-SCDMA system |
| CN101557594A (en) * | 2008-04-11 | 2009-10-14 | 中国移动通信集团公司 | Multi-carrier power sharing method as well as device and system thereof |
| CN101998633A (en) * | 2009-08-14 | 2011-03-30 | 华为技术有限公司 | Paging method in carrier polymerization scene and base station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5096058B2 (en) * | 2007-07-23 | 2012-12-12 | 京セラ株式会社 | Wireless base station and wireless communication method |
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- 2011-09-09 WO PCT/CN2011/079516 patent/WO2012149735A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335981A (en) * | 2007-06-26 | 2008-12-31 | 鼎桥通信技术有限公司 | Carrier distribution method of tri-carrier TD-SCDMA system |
| CN101242664A (en) * | 2007-12-27 | 2008-08-13 | 华为技术有限公司 | A realization method and device for multi-carrier wave power share |
| CN101557594A (en) * | 2008-04-11 | 2009-10-14 | 中国移动通信集团公司 | Multi-carrier power sharing method as well as device and system thereof |
| CN101998633A (en) * | 2009-08-14 | 2011-03-30 | 华为技术有限公司 | Paging method in carrier polymerization scene and base station |
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| CN102948187A (en) | 2013-02-27 |
| WO2012149735A1 (en) | 2012-11-08 |
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