CN101729129B - Method, system, and device for multi-carrier addressing - Google Patents
Method, system, and device for multi-carrier addressing Download PDFInfo
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- CN101729129B CN101729129B CN 200810167670 CN200810167670A CN101729129B CN 101729129 B CN101729129 B CN 101729129B CN 200810167670 CN200810167670 CN 200810167670 CN 200810167670 A CN200810167670 A CN 200810167670A CN 101729129 B CN101729129 B CN 101729129B
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Abstract
The embodiment of the invention discloses a method, a system, a device for multi-carrier addressing. The method comprises the following steps of: allocating identifiers for a plurality of carrier channels of a mobile station MS respectively; and performing addressing on the carrier channels corresponding to the identifiers according to the identifiers. In the method, the system, and the device for multi-carrier addressing, unique user identifiers are allocated for each carrier channel in the MS so that the carrier channels in each carrier have different user identifiers, which does not produce any influence on a conventional single-carrier system and also can effectively support the addressing of each carrier channel in the multi-carrier system and avoid the problem of addressing confusion.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method, system and device of multi-carrier addressing.
Background technology
WiMAX (Worldwide Interoperability for Microwave Access, micro-wave access global inter communication) is a kind of broadband wireless method of attachment that provides for enterprise and domestic consumer, can realize high coverage in data communication field, the development of wireless access technology is to realize more high power capacity, bigger covering and realize necessarily ambulant by introducing OFDM new technologies such as (OrthogonalFrequency Division Multiple, OFDMs).In the multicarrier system of WiMAX, the bandwidth of multicarrier can be launched, and whole bandwidth is divided into a plurality of carrier channels, and for example the bandwidth of a 20MHZ can be divided into four carrier channels, each carrier channel 5MHZ bandwidth.The available bandwidth resources of current communication system are increasing, but the demodulation ability of terminal is different, and the bandwidth of more expensive terminal demodulation simultaneously is more big, and the bandwidth of terminal demodulation simultaneously more cheaply is just more little.In multicarrier system, when terminal had the ability of demodulation simultaneously on all carrier waves of system, this terminal is scheduling resource on all carrier waves simultaneously, obtains very high peak rate, thereby satisfies some to the exigent business need of peak rate.And can not also can in this system, working in the terminal of demodulation simultaneously on the carrier wave, but a part of bandwidth in the demodulating system only.
In the prior art, behind MS (Mobile Station, travelling carriage) access network, BS (base station) will be the unique user ID in BS of this MS distribution, this user ID is unique identification MS in this BS, and BS can identify MS is carried out the resource distribution by distributing user.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art:
Under the scene of multicarrier, the user ID of each allocation of carriers is unique in the BS, be for unique user ID in the allocation of carriers BS of all MS in the prior art, when the single carrier of MS expands to multicarrier, can cause the user ID of distributing for MS not enough.
Summary of the invention
The embodiment of the invention provides a kind of method, system and device of multi-carrier addressing, with the user ID of perfect distribution MS.
In order to achieve the above object, the embodiment of the invention has proposed a kind of method of multi-carrier addressing, comprising:
A plurality of carrier channels difference allocation identification for mobile station MS;
Carry out addressing according to described being identified on the corresponding carrier channel of described sign.
The embodiment of the invention has also proposed a kind of system of multi-carrier addressing, comprising:
Base station BS is used on a plurality of carrier channels of the MS that is linked into described BS allocation identification respectively, and carries out addressing according to described being identified on the corresponding carrier channel of described sign;
Mobile station MS is used for carrying out transfer of data by the carrier channel that described BS distributes.
The embodiment of the invention has also proposed a kind of device of multi-carrier addressing dish, comprising:
Distribution module is used to a plurality of carrier channels of MS to distinguish allocation identification;
Addressed module is used for carrying out addressing according to described being identified on the corresponding carrier channel of described sign.
Compared with prior art, the embodiment of the invention has the following advantages: by each carrier channel in the MS is distributed unique user ID, make that the carrier channel in every carrier wave is different user ID, to original single-carrier system without any influence, can also effectively support the addressing of each carrier channel in the multicarrier system, the problem of addressing confusion can not occur.
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, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method flow diagram of a kind of multi-carrier addressing of the embodiment of the invention one proposition;
Fig. 2 is the method flow diagram of a kind of multi-carrier addressing of the embodiment of the invention two propositions;
Fig. 3 is the method flow diagram of a kind of multi-carrier addressing of the embodiment of the invention three propositions;
Fig. 4 is the method flow diagram of a kind of multi-carrier addressing of the embodiment of the invention four propositions;
Fig. 5 is the structure drawing of device of a kind of multi-carrier addressing of the embodiment of the invention five propositions.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The method of a kind of multi-carrier addressing that the embodiment of the invention one proposes as shown in Figure 1, comprising:
Step S101 is a plurality of carrier channels difference allocation identification of MS;
Step S102 carries out addressing according to described being identified on the corresponding carrier channel of described sign.
As seen, in the embodiment of the invention, by each carrier channel in the MS is distributed unique user ID, make that the carrier channel in every carrier wave is different user ID, to original single-carrier system without any influence, can also effectively support the addressing of each carrier channel in the multicarrier system, the problem of addressing confusion can not occur.
The method of a kind of multi-carrier addressing that the embodiment of the invention two proposes as shown in Figure 2, comprising:
Step S201, MS select a carrier wave to insert multicarrier network, if the carrier wave that MS selects is suitable, then the carrier assignments that will select of BS is to this MS, and to notify the carrier wave of this selection of MS be the main carrier channel (primary carrier) of this MS.
Concrete, a MS can only have a primary carrier, and BS gives MS distributing user sign by this primary carrier.
Step S202, when MS transmits owing to UL (up) service needed increases extra carrier channel, MS will apply for increasing carrier channel, and namely MS sends and applies for increasing the request of extra carrier channel to BS, this request perhaps directly increases the request of carrier channel for comprising the increase bandwidth.
Step S203, BS according to the service priority of MS and current for the use resource, increase extra carrier channel to MS.
Concrete, BS can send the indication of increase carrier channel success to MS, and the carrier channel that will increase identifies and send to MS at the auxiliary Base Station Identification that this carrier channel is distributed.When needs increase a plurality of extra carrier channels (secondary carrier), then need the assisted user sign of each carrier channel and this carrier channel is mapped, for example, the MS carrier wave X that distributes, corresponding assisted user sign of distributing is XX, the carrier wave Y that distributes, corresponding assisted user sign is YY.
Step S204, MS confirm to increase the response of carrier channel success to BS with sending after receiving that BS increases the Indication message of carrier channel.
Concrete, BS and MS can carry out transfer of data by the carrier channel of this increase, and for example, some control signaling, comprises resource allocating message, and in transmission course, BS can carry out addressing by carrying assisted user that should carrier channel identified.This addressing be specially MS by mate this user ID and/user's accessory ID acknowledges receipt of the control information that belongs to this MS, and/or BS by carry this user ID and/user's accessory ID indicates MS.
In said method, when BS identifies in distributing user, need be with the user ID unique identification on each carrier channel, make on every carrier channel and confusion can not take place when carrying out the MS addressing by user ID, for example, to the primary carrier of MS, MS identifies by user ID A on primary carrier, on the secondary of this MS carrier, identify by user ID B.In the application of reality, user ID A and the user ID B of this MS can also be used for identifying other MS, such as on the primary of this MS carrier, BS can distribute to user ID B other users, perhaps on secondary carrier, user ID A can be distributed to other users, with the sign of sharing users between carrier wave, effectively increase the quantity of user ID.When BS need be when the secondary of this MS carrier sends control information, BS can carry user ID B and come instruct MS, and MS can judge whether to receive one's own control information by receiving user ID B at secondary carrier, such as resource allocation message.
As seen, in the present embodiment, by each carrier channel in the MS is distributed unique user ID, make that the carrier channel in every carrier wave is different user ID, to original single-carrier system without any influence, can also effectively support the addressing of each carrier channel in the multicarrier system, the problem of addressing confusion can not occur, also not need to use the longer user ID of figure place to distribute.
The method of a kind of multi-carrier addressing that the embodiment of the invention three proposes as shown in Figure 3, comprising:
Step S301, MS select a carrier wave to insert multicarrier network, if the carrier wave that MS selects is suitable, then the carrier assignments that will select of BS is to this MS, and to notify the carrier wave of this selection of MS be the main carrier channel of this MS.
Concrete, a MS can only have a primary carrier, and BS gives MS distributing user sign by this primary carrier.
Step S302, when BS because DL (descending) service needed, need be when MS increase extra carrier channel and carry out transfer of data, BS directly will be increased the assisted user sign of distributing on the carrier wave of the user ID of carrier channel and this carrier channel correspondence and send to MS by increasing carrier message.
Concrete, when needs increase a plurality of secondary carrier, then need the subcarrier sign of each carrier channel and this carrier channel is mapped, for example, the MS carrier channel X that distributes, corresponding assisted user sign of distributing is XX, the carrier channel Y of distribution, and corresponding assisted user sign is YY.
Step S303, MS confirm to increase the response of carrier channel success to BS with sending after receiving that BS increases the Indication message of carrier wave.
Concrete, BS and MS can carry out transfer of data by the carrier channel of this increase, and for example, some control signaling, comprises resource allocating message, and in transmission course, BS can carry out addressing by carrying assisted user that should carrier channel identified.
In said method, when BS identifies in distributing user, need be with the user ID unique identification on each carrier channel, make on every carrier channel and confusion can not take place when carrying out the MS addressing by user ID, for example, to the primary carrier of MS, MS identifies by user ID A on primary carrier, on the secondary of this MS carrier, identify by user ID B.In the application of reality, user ID A and the user ID B of this MS can also be used for identifying other MS, such as on the primary of this MS carrier, BS can distribute to user ID B other users, perhaps on secondary carrier, user ID A can be distributed to other users, with the sign of sharing users between carrier wave, effectively increase the quantity of user ID.When BS need be when the secondary of this MS carrier sends control information, BS can carry user ID B and come instruct MS, and MS can judge whether to receive one's own control information by receiving user ID B at secondary carrier, such as resource allocation message.
As seen, in the present embodiment, by each carrier channel in the MS is distributed unique user ID, make that the carrier channel in every carrier wave is different user ID, to original single-carrier system without any influence, can also effectively support the addressing of each carrier channel in the multicarrier system, the problem of addressing confusion can not occur, also not need to use the longer user ID of figure place to distribute.
The method of a kind of multi-carrier addressing that the embodiment of the invention four proposes as shown in Figure 4, comprising:
Step S401, MS select a carrier wave to insert multicarrier network, if the carrier wave that MS selects is suitable, then the carrier assignments that will select of BS is to this MS, and to notify the carrier wave of this selection of MS be the main carrier channel of this MS.
Concrete, a MS can only have a primary carrier, and BS gives MS distributing user sign by this primary carrier.
Step S402, MS carries out signal measurement to a plurality of carrier channels, and the signal measurement result is reported BS.
Step S403, BS obtains the signal strength signal intensity of these a plurality of carrier channels according to the signal measurement result, with signal strength signal intensity enough good carrier channel join in the Active Set of MS the directly enterprising line data transmission of the carrier channel in Active Set of BS as candidate collection.The assisted user sign of distributing on the carrier wave of BS with the user ID of the carrier channel that increases in the Active Set and this carrier channel correspondence sends to MS by increasing carrier message.
Concrete, when increasing a plurality of secondary carrier, the subcarrier of each carrier channel and this carrier channel need be identified and be mapped, for example, the MS carrier channel X of distribution, corresponding assisted user sign of distributing is XX, the carrier channel Y that distributes, corresponding assisted user sign is YY.
Step S404, MS confirm to increase the response of carrier channel success to BS with sending after receiving that BS increases the Indication message of carrier wave.
Concrete, BS and MS can carry out transfer of data by the carrier channel of this increase, and for example, some control signaling, comprises resource allocating message, and in transmission course, BS can carry out addressing by carrying assisted user that should carrier channel identified.
In said method, when BS identifies in distributing user, need be with the user ID unique identification on each carrier channel, make on every carrier channel and confusion can not take place when carrying out the MS addressing by user ID, for example, to the primary carrier of MS, MS identifies by user ID A on primary carrier, on the secondary of this MS carrier, identify by user ID B.In the application of reality, user ID A and the user ID B of this MS can also be used for identifying other MS, such as on the primary of this MS carrier, BS can distribute to user ID B other users, perhaps on secondary carrier, user ID A can be distributed to other users, with the sign of sharing users between carrier wave, effectively increase the quantity of user ID.When BS need be when the secondary of this MS carrier sends control information, BS can carry user ID B and come instruct MS, and MS can judge whether to receive one's own control information by receiving user ID B at secondary carrier, such as resource allocation message.
As seen, in the present embodiment, by each carrier channel in the MS is distributed unique user ID, make that the carrier channel in every carrier wave is different user ID, to original single-carrier system without any influence, can also effectively support the addressing of each carrier channel in the multicarrier system, the problem of addressing confusion can not occur, also not need to use the longer user ID of figure place to distribute.
The present invention also proposes a kind of system of multi-carrier addressing, comprises base station BS and mobile station MS, and wherein, BS is used on a plurality of carrier channels of the MS that is linked into this BS allocation identification respectively, and is identified on the carrier channel of this sign correspondence according to this and carries out addressing; The carrier channel that MS is used for distributing by this BS when access network is carried out transfer of data.
Further, this BS also is used to this MS distributing carrier wave channel, and this carrier channel comprises main carrier channel and extra carrier channel.
The device of a kind of multi-carrier addressing that the embodiment of the invention five proposes, this device is BS, as shown in Figure 5, comprising:
Addressed module 52 is carried out addressing on the carrier channel that is identified at this sign correspondence that is used for distributing according to this distribution module 51.
Further, this distribution module 51 specifically comprises:
First distribution sub module 511 is used to the main carrier channel allocation user ID in a plurality of carrier channels.
Second distribution sub module 512 during for carrier channel outside MS needs allocation, identifies the extra carrier channel allocation assistant base station in a plurality of carrier channels.
As seen, in the present embodiment, by each carrier channel in the MS is distributed unique user ID, make that the carrier channel in every carrier wave is different user ID, to original single-carrier system without any influence, can also effectively support the addressing of each carrier channel in the multicarrier system, the problem of addressing confusion can not occur, also not need to use the longer user ID of figure place to distribute.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, 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 only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.
Claims (7)
1. the method for a multi-carrier addressing is characterized in that, comprising:
A plurality of carrier channels difference allocation identification for mobile station MS;
Carry out addressing according to described being identified on the corresponding carrier channel of described sign;
Described for a plurality of carrier channels of MS respectively allocation identification comprise:
Be the main carrier channel allocation user ID in described a plurality of carrier channels;
When described MS needs outside the allocation carrier channel, the extra carrier channel allocation assisted user in described a plurality of carrier channels is identified;
Base station BS is used for other MS on the described extra carrier channel of sign with described MS in the user ID on the described main carrier channel;
Described BS is used for other MS on the described main carrier channel of sign with described MS in the user ID on the described extra carrier channel.
2. the method for claim 1 is characterized in that, described for the user ID of main carrier channel allocation and described assisted user sign for the extra carrier channel allocation be to distribute according to the unique distribution principle in the carrier wave.
3. the method for claim 1 is characterized in that, when described MS needs outside the allocation carrier channel, is the outer carrier channel of described MS allocation, specifically comprises:
When uplink service need increase extra carrier channel transmission, receiving the request that described MS increases the extra carrier channel, is that described MS increases the extra carrier channel according to described request; And/or
When downlink business need increase extra carrier channel transmission, for described MS increases the extra carrier channel; And/or
Obtain the signal strength signal intensity of the carrier channel of described MS, and be that described MS increases the extra carrier channel according to described signal strength signal intensity.
4. the method for claim 1 is characterized in that, described a plurality of carrier channels are that described MS is linked into a plurality of carrier channels in the BS.
5. the method for claim 1 is characterized in that, carries out addressing on the corresponding carrier channel of described sign and comprises according to described being identified at:
The user receives one's own control information by mating described identity validation; And/or
BS indicates the user by carrying described sign.
6. the system of a multi-carrier addressing is characterized in that, comprising:
Base station BS is used on a plurality of carrier channels of the MS that is linked into described BS allocation identification respectively, and carries out addressing according to described being identified on the corresponding carrier channel of described sign, and described base station BS comprises:
Distribution module is used for when MS is linked into BS, is a plurality of carrier channels difference allocation identification of MS;
Addressed module is used for carrying out addressing according to being identified on the corresponding carrier channel of this sign of this module assigns;
Described distribution module specifically comprises:
First distribution sub module is used to the main carrier channel allocation user ID in a plurality of carrier channels;
Second distribution sub module during for carrier channel outside MS needs allocation, identifies the extra carrier channel allocation assistant base station in a plurality of carrier channels;
Mobile station MS is used for carrying out transfer of data by the carrier channel that described BS distributes;
Described BS also is used to described MS distributing carrier wave channel, and described carrier channel comprises main carrier channel and extra carrier channel;
Described BS is used for other MS on the described extra carrier channel of sign with described MS in the user ID on the described main carrier channel;
Described BS is used for other MS on the described main carrier channel of sign with described MS in the user ID on the described extra carrier channel.
7. the device of a multi-carrier addressing is characterized in that, comprising:
Distribution module is used to a plurality of carrier channels of MS to distinguish allocation identification;
Addressed module is used for carrying out addressing according to described being identified on the corresponding carrier channel of described sign;
Described distribution module specifically comprises:
First distribution sub module is used to the main carrier channel allocation user ID in described a plurality of carrier channel;
Second distribution sub module is used for when described MS needs outside the allocation carrier channel extra carrier channel allocation assisted user in described a plurality of carrier channels being identified;
Described device also is used for described MS is used for other MS on the described main carrier channel of sign in the user ID on the described extra carrier channel;
Described device also is used for described MS is used for other MS on the described extra carrier channel of sign in the user ID on the described main carrier channel.
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| CN 200810167670 CN101729129B (en) | 2008-10-22 | 2008-10-22 | Method, system, and device for multi-carrier addressing |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001422A (en) * | 2006-01-10 | 2007-07-18 | 中兴通讯股份有限公司 | Method for searching multiple high-speed shared control channel of multiple carrier cell mobile terminal |
| CN101166079A (en) * | 2005-10-27 | 2008-04-23 | 华为技术有限公司 | Method for realizing reverse service channel control information of multi-carrier EV-DO system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101166079A (en) * | 2005-10-27 | 2008-04-23 | 华为技术有限公司 | Method for realizing reverse service channel control information of multi-carrier EV-DO system |
| CN101001422A (en) * | 2006-01-10 | 2007-07-18 | 中兴通讯股份有限公司 | Method for searching multiple high-speed shared control channel of multiple carrier cell mobile terminal |
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