CN104105146A - Carrier type indication method and device - Google Patents
Carrier type indication method and device Download PDFInfo
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- CN104105146A CN104105146A CN201310111496.5A CN201310111496A CN104105146A CN 104105146 A CN104105146 A CN 104105146A CN 201310111496 A CN201310111496 A CN 201310111496A CN 104105146 A CN104105146 A CN 104105146A
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- carrier type
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Abstract
The invention provides a carrier type indication method and device. The method comprises the following steps: carrier type indication information is acquired, wherein the carrier type indication information is carried by at least one bit of system information SIB; and when cell switching is performed, cell switching is performed according to the carrier type indication information. The scheme of the invention can be used to make a terminal can normally gain access a corresponding cell to work when different carrier types exist in the network.
Description
Technical field
The present invention relates to the communications field, refer to especially a kind of method and device of carrier type indication.
Background technology
In order further to promote spectrum efficiency, better support HetNet, the factor such as energy-conservation, 3GPP introduces a kind of new carrier type (NCT, new carrier type) at R11, with the carrier type of distinguishing R10 and being adopted in version in the past.From the viewpoint of promoting spectrum efficiency, energy-conservation etc., newly carrier type may adopt different uplink/downlink control channels, Traffic Channel, reference signal form etc.As the common reference symbol transmission cycle is become to 5ms, Traffic Channel is not supported transmission mode 1-8 etc.Therefore for old terminal (R8/9/10 version), if Lin Qu is new carrier type, old terminal is not in the situation that receiving any system information notice, can give tacit consent to each channel position removal search, reception signal in old carrier type definition, this just likely causes the old terminal cannot access network, receive data and communicate etc., reduce user and experience.
In old carrier type, system information is divided into MIB and SIB two parts.
MIB(Master Information Block) at BCH(broadcast channel) upper transmission, transmit several important system information parameters: dl system bandwidth, PHICH configuration information and System Frame Number.
Other system information is at SIB(System Information Block) upper transmission, SIB is at DL-SCH(DSCH Downlink Shared Channel) upper transmission.Wherein SIB1 above transmits and assesses the schedule information whether a UE is allowed to access the relevant information in community and other system information: community access relevant information, information, SIB schedule information, TDD parameter configuration and SI length of window etc. are selected in community.
Yet in the situation that new carrier type is introduced, can cause terminal cannot access the network of new carrier type.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method and device of carrier type indication, makes terminal can normally access corresponding cell operation in the situation that network exists different carrier type simultaneously.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of method of carrier type indication, are applied to terminal, comprising:
Obtain carrier type indication information, described carrier type indication information is carried by least one bit of system information SIB;
When carrying out community switching, according to described carrier type indication information, carry out community switching.
Wherein, the step of obtaining carrier type indication information comprises:
The master sync signal sequence of search center frequency and auxiliary synchronous signals sequence, complete synchronizing process, obtains the cell id cell_ID of wish access community;
According to described cell id, complete the detection of the PBCH/PHICH/PCFICH/PDCCH of Yu Gai community, obtain transmitting the resource location of PDSCH;
According to the resource location of described PDSCH, carry out PDSCH detection, obtain system information SIB, and report;
Obtain system information SIB, and obtain the described carrier type indication information that at least one bit by described system information SIB carries.
Wherein, described carrier type indication information comprises: the first label information or the second label information.
Wherein, described the first label information represents: carrier type corresponding to terminal of supporting first carrier type;
Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type.
Wherein, when carrying out community switching, according to described carrier type indication information, the step of carrying out community switching comprises:
If described terminal, for supporting the terminal of first carrier type, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident;
If described terminal, for supporting the terminal of the second carrier type, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
Wherein, described the first label information represents: the carrier type of Yu Zhe community is consistent;
Described the second label information represents: the carrier type of Yu Zhe community is inconsistent.
Wherein, when carrying out community switching, according to described carrier type indication information, the step of carrying out community switching comprises:
When carrying out community switching, select the community that described carrier type indication information is the first mark to switch.
Embodiments of the invention also provide a kind of device of carrier type indication, are applied to terminal, comprising:
Acquisition module, for obtaining carrier type indication information, described carrier type indication information is carried by least one bit of system information SIB;
Handover module, for when carrying out community switching, according to described carrier type indication information, carries out community switching.
Wherein, described carrier type indication information comprises: the first label information and the second label information.
Wherein, described the first label information represents: carrier type corresponding to terminal of supporting first carrier type;
Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type;
Described handover module comprises:
The first switching submodule, for being while supporting the terminal of first carrier type in described terminal, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident;
The second switching submodule, for the terminal for support the second carrier type in described terminal, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
Wherein, described the first label information represents: consistent with this cell carrier type;
Described the second label information represents: with this cell carrier Type-Inconsistencies;
Described handover module specifically for: carrying out community while switching, select the community that described carrier type indication information is the first mark to switch.
Embodiments of the invention also provide a kind of method of carrier type indication, are applied to network equipment, comprising:
By at least one bit configuration carrier type indication information of system information SIB;
When terminal is initiated community switching, described system information SIB is sent to terminal.
Embodiments of the invention also provide a kind of device of carrier type indication, are applied to network equipment, comprising:
Configuration module, configures carrier type indication information at least one bit by system information SIB;
Sending module, for initiating community in terminal while switching, sends to terminal by described system information SIB.
The beneficial effect of technique scheme of the present invention is as follows:
In such scheme, obtain the carrier type indication information that at least one bit of system information SIB carries; When carrying out community switching, according to described carrier type indication information, carry out community switching, make terminal can normally according to the carrier type of SIB indication, access corresponding community when network exists different carrier type, guarantee normally to work.
Accompanying drawing explanation
Fig. 1 is the method overall flow figure of carrier type indication of the present invention;
Fig. 2 is a specific embodiment flow chart of the method for carrier type indication of the present invention;
Fig. 3 is a specific embodiment flow chart of the method for carrier type indication of the present invention;
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, embodiments of the invention provide a kind of method of carrier type indication, are applied to terminal, comprising:
Step 11, obtains carrier type indication information, and described carrier type indication information is carried by least one bit of system information SIB;
Step 12, when carrying out community switching, according to described carrier type indication information, carries out community switching.
The carrier type indication information that this embodiment of the present invention carries by obtaining at least one bit of system information SIB; When carrying out community switching, according to described carrier type indication information, carry out community switching, make terminal can normally according to the carrier type of SIB indication, access corresponding community when network exists different carrier type, guarantee normally to work.
Wherein, step 11 can comprise:
111, the master sync signal sequence of search center frequency and auxiliary synchronous signals sequence, complete synchronizing process, obtains the cell id cell_ID of wish access community;
112, according to described cell id, complete the detection of the PBCH/PHICH/PCFICH/PDCCH of Yu Gai community, obtain transmitting the resource location of PDSCH;
113, according to the resource location of described PDSCH, carry out PDSCH detection, obtain system information SIB, and report;
114, obtain system information SIB, and obtain the described carrier type indication information that at least one bit by described system information SIB carries.
Wherein, described carrier type indication information comprises: the first label information or the second label information.
The first situation for above-mentioned the first label information and the second label information:
Described the first label information represents: carrier type corresponding to terminal of supporting first carrier type;
Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type.
Wherein, step 12 comprises:
Step 121, if described terminal is for supporting the terminal of first carrier type, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident;
Step 122, if described terminal is for supporting the terminal of the second carrier type, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
Concrete, as shown in Figure 2, SIB information increase 1bit is used to refer to and faces district's carrier type, and as " 1 " represents new carrier type, " 0 " represents old carrier type.
Step 21, search PSS(master sync signal)/SSS(auxiliary synchronous signals), complete synchronizing process, obtain cell_ID;
Step 22, completes PBCH/PHICH/PCFICH/PDCCH and detects, and obtains transmitting the resource location of PDSCH;
Step 23, PDSCH detects, and obtains SIB information, and physical layer is not SIB and is resolved, and SIB information reporting is high-rise;
Step 24, high-rise parsing SIB information, thus UE learns the relevant information of other communities accesses, has wherein comprised the carrier type of other communities;
Step 25, if UE need to switch, gravity treatment, resident is carried out in the community that new carrier wave UE selects carrier type to be designated as " 1 "; Gravity treatment, resident is carried out in the community that old carrier subscriber (as supported the terminal of R8/9/10 version) selects carrier type to be designated as " 0 ", has guaranteed that the old and new's carrier subscriber exists in multiple carrier type situation at the same time can normally work.
The second situation for above-mentioned the first label information and the second label information:
Described the first label information represents: the carrier type of Yu Zhe community is consistent;
Described the second label information represents: the carrier type of Yu Zhe community is inconsistent.
Wherein, step 12 comprises: when carrying out community switching, select the community that described carrier type indication information is the first mark to switch.
Concrete, as shown in Figure 3, SIB information increases 1bit as carrier type indication information, is used to refer to whether face district's carrier type consistent with this cell carrier type." 1 " represents that carrier type is consistent, and " 0 " represents that carrier type is inconsistent.Certainly, in other embodiments of the invention, this carrier type indication information can also represent by alternate manner, as character string or character mark, now may need to represent with a plurality of bits;
Step 31, search PSS/SSS, completes synchronizing process, obtains cell_ID;
Step 32, completes PBCH/PHICH/PCFICH/PDCCH and detects, and obtains transmitting the resource location of PDSCH;
Step 33, PDSCH detects, and obtains SIB information, and physical layer is not SIB and is resolved, and SIB information reporting is high-rise;
Step 34, high-rise parsing SIB information, thus UE learns the relevant information of other communities accesses, has wherein comprised the carrier type difference indication information of other communities;
Step 35, if UE need to switch, UE selects carrier type difference to be designated as the community of " 1 ", and gravity treatment, resident is carried out in the community consistent with this cell carrier type, has guaranteed that the old and new's carrier subscriber exists in multiple carrier type situation at the same time can normally work.
Embodiments of the invention also provide a kind of device of carrier type indication, are applied to terminal, comprising:
Acquisition module, for obtaining carrier type indication information, described carrier type indication information is by least one bit configuration of system information SIB;
Handover module, for when carrying out community switching, according to described carrier type indication information, carries out community switching.
Wherein, described carrier type indication information comprises: the first label information and the second label information.
Wherein, described the first label information represents: carrier type corresponding to terminal of supporting first carrier type;
Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type;
Described handover module comprises:
The first switching submodule, for being while supporting the terminal of first carrier type in described terminal, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident;
The second switching submodule, for the terminal for support the second carrier type in described terminal, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
Wherein, described the first label information represents: consistent with this cell carrier type;
Described the second label information represents: with this cell carrier Type-Inconsistencies;
Described handover module specifically for: carrying out community while switching, select the community that described carrier type indication information is the first mark to switch.
In addition, corresponding with method shown in above-mentioned Fig. 1, embodiments of the invention also provide a kind of method of carrier type indication, are applied to network equipment, comprising:
Step 41, by least one bit configuration carrier type indication information of system information SIB;
Step 42, when terminal is initiated community switching, sends to terminal by described system information SIB.
Concrete, in step 42, system information SIB sends in the cycle, once the rrc layer of UE detects UE and has received after enough system messages, will instruction UE receiving system message no longer, unless after this UE is triggered (system message change etc.), otherwise receiving system message more not.
Wherein, described carrier type indication information comprises: the first label information or the second label information.
Wherein, this first label information and the second label information can be:
Described the first label information represents: carrier type corresponding to terminal of supporting first carrier type; Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type; If described terminal, for supporting the terminal of first carrier type, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident; If described terminal, for supporting the terminal of the second carrier type, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
Certainly, this first label information and the second label information can also be:
Described the first label information represents: consistent with this cell carrier type; Described the second label information represents: with this cell carrier Type-Inconsistencies; When carrying out community switching, select the community that described carrier type indication information is the first mark to switch.
This embodiment equally, by system information SIB, newly increases a bit, for configuring carrier type indication information, thereby can make terminal obtain the carrier type indication information of the bit configuration that one of system information SIB newly increases; When carrying out community switching, according to described carrier type indication information, carry out community switching, make terminal can normally according to the carrier type of SIB indication, access corresponding community when network exists different carrier type, guarantee normally to work.
Corresponding therewith, embodiments of the invention also provide a kind of device of carrier type indication, are applied to network equipment, comprising:
Configuration module, configures carrier type indication information at least one bit by system information SIB;
Sending module, for initiating community in terminal while switching, sends to terminal by described system information SIB; Same, system information SIB sends in the cycle, once the rrc layer of UE detects UE, has received after enough system messages, will instruction UE receiving system message no longer, unless after this UE is triggered (system message change etc.), otherwise receiving system message more not.
All features in the above-mentioned method that is applied to the network equipment are all applicable to the embodiment of this device, also can reach identical technique effect.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (13)
1. a method for carrier type indication, is applied to terminal, it is characterized in that, comprising:
Obtain carrier type indication information, described carrier type indication information is carried by least one bit of system information SIB;
When carrying out community switching, according to described carrier type indication information, carry out community switching.
2. the method for carrier type indication according to claim 1, is characterized in that, the step of obtaining carrier type indication information comprises:
The master sync signal sequence of search center frequency and auxiliary synchronous signals sequence, complete synchronizing process, obtains the cell id cell_ID of wish access community;
According to described cell id, complete the detection of the PBCH/PHICH/PCFICH/PDCCH of Yu Gai community, obtain transmitting the resource location of PDSCH;
According to the resource location of described PDSCH, carry out PDSCH detection, obtain system information SIB, and report;
Obtain system information SIB, and obtain the described carrier type indication information that at least one bit by described system information SIB carries.
3. the method for carrier type indication according to claim 1, is characterized in that, described carrier type indication information comprises: the first label information or the second label information.
4. the method for carrier type indication according to claim 3, is characterized in that,
Described the first label information represents: carrier type corresponding to terminal of supporting first carrier type;
Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type.
5. the method for carrier type indication according to claim 4, is characterized in that, when carrying out community switching, according to described carrier type indication information, the step of carrying out community switching comprises:
If described terminal, for supporting the terminal of first carrier type, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident;
If described terminal, for supporting the terminal of the second carrier type, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
6. the method for carrier type indication according to claim 3, is characterized in that,
Described the first label information represents: the carrier type of Yu Zhe community is consistent;
Described the second label information represents: the carrier type of Yu Zhe community is inconsistent.
7. the method for carrier type indication according to claim 6, is characterized in that, when carrying out community switching, according to described carrier type indication information, the step of carrying out community switching comprises:
When carrying out community switching, select the community that described carrier type indication information is the first mark to switch.
8. a device for carrier type indication, is applied to terminal, it is characterized in that, comprising:
Acquisition module, for obtaining carrier type indication information, described carrier type indication information is carried by least one bit of system information SIB;
Handover module, for when carrying out community switching, according to described carrier type indication information, carries out community switching.
9. the device of carrier type indication according to claim 8, is characterized in that, described carrier type indication information comprises: the first label information or the second label information.
10. the device of carrier type indication according to claim 9, is characterized in that,
Described the first label information represents: carrier type corresponding to terminal of supporting first carrier type;
Described the second label information represents: carrier type corresponding to terminal of supporting the second carrier type;
Described handover module comprises:
The first switching submodule, for being while supporting the terminal of first carrier type in described terminal, when carrying out community switching, selects the community that described carrier type indication information is the first mark to carry out resident;
The second switching submodule, for the terminal for support the second carrier type in described terminal, when carrying out community switching, selects the community that described carrier type indication information is the second mark to carry out resident.
The device of 11. carrier type indications according to claim 9, is characterized in that,
Described the first label information represents: consistent with this cell carrier type;
Described the second label information represents: with this cell carrier Type-Inconsistencies;
Described handover module specifically for: carrying out community while switching, select the community that described carrier type indication information is the first mark to switch.
The method of 12. 1 kinds of carrier type indications, is applied to network equipment, it is characterized in that, comprising:
By at least one bit configuration carrier type indication information of system information SIB;
When terminal is initiated community switching, described system information SIB is sent to terminal.
The device of 13. 1 kinds of carrier type indications, is applied to network equipment, it is characterized in that, comprising:
Configuration module, configures carrier type indication information at least one bit by system information SIB;
Sending module, for initiating community in terminal while switching, sends to terminal by described system information SIB.
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| CN201310111496.5A CN104105146A (en) | 2013-04-01 | 2013-04-01 | Carrier type indication method and device |
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| CN201310111496.5A CN104105146A (en) | 2013-04-01 | 2013-04-01 | Carrier type indication method and device |
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